CA2481765A1 - Gel materials, medical articles, and methods - Google Patents
Gel materials, medical articles, and methods Download PDFInfo
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- CA2481765A1 CA2481765A1 CA002481765A CA2481765A CA2481765A1 CA 2481765 A1 CA2481765 A1 CA 2481765A1 CA 002481765 A CA002481765 A CA 002481765A CA 2481765 A CA2481765 A CA 2481765A CA 2481765 A1 CA2481765 A1 CA 2481765A1
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- alkylene oxide
- macromonomer
- medical article
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- multifunctional
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
- C08F290/08—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated side groups
- C08F290/14—Polymers provided for in subclass C08G
- C08F290/142—Polyethers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/90—Compositions for taking dental impressions
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
- C08F290/02—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
- C08F290/06—Polymers provided for in subclass C08G
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
- C08F290/02—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
- C08F290/06—Polymers provided for in subclass C08G
- C08F290/062—Polyethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
- C08F290/08—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated side groups
- C08F290/14—Polymers provided for in subclass C08G
Abstract
A gel material and medical articles including such material, wherein the transparent gel material includes a polymerized poly(alkylene oxide) macromonomer that, prior to polymerization is a free-radically polymerizable, multifunctional (preferably difunctional), having a weight average molecular weight of at least 2000, wherein the multifunctional poly(alkylene oxide) macromonomer comprises a copolymeric random alkylene oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1.
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1.
Claims (53)
1. ~A medical article comprising a gel material comprising:
a homopolymer or copolymer of a multifunctional poly(alkylene oxide) free-radically polymerizable macromonomer having a weight average molecular weight of at least about 2000, wherein the multifunctional poly(alkylene oxide) macromonomer comprises a copolymeric random alkylene oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1; and is a (C1-C4)alkyl group.
a homopolymer or copolymer of a multifunctional poly(alkylene oxide) free-radically polymerizable macromonomer having a weight average molecular weight of at least about 2000, wherein the multifunctional poly(alkylene oxide) macromonomer comprises a copolymeric random alkylene oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1; and is a (C1-C4)alkyl group.
2. ~The medical article of claim 1 wherein the gel material is transparent.
3. ~The medical article of claim 1 wherein the gel material is absorbent.
4. ~The medical article of claim 1 wherein the gel material comprises a homopolymer of the multifunctional poly(alkylene oxide) macromonomer.
5. The medical article of claim 1 wherein the multifunctional macromonomer is a difunctional macromonomer of the formula:
XO-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-Y
wherein: the mole ratio of m:n is within a range of about 1:9 to about 9:1;
and R1 is a (C1-C4)alkyl group; and X and Y are each independently selected from the group consisting of wherein R2 is H or CH3, R3 is an aromatic group, aliphatic group, alicylic group, or combinations thereof, W is an alkylene or alkylene oxide group, and r = 2-10.
XO-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-Y
wherein: the mole ratio of m:n is within a range of about 1:9 to about 9:1;
and R1 is a (C1-C4)alkyl group; and X and Y are each independently selected from the group consisting of wherein R2 is H or CH3, R3 is an aromatic group, aliphatic group, alicylic group, or combinations thereof, W is an alkylene or alkylene oxide group, and r = 2-10.
6. The medical article of claim 8 wherein R1 is methyl, the mole ratio of m:n is about 1:3, and X and Y are each independently wherein R2 is CH3.
7. The medical article of claim 1 wherein the gel material comprises a copolymer of the multifunctional poly(alkylene oxide) macromonomer.
8. The medical article of claim 7 wherein the multifunctional macromonomer is a difunctional macromonomer of the formula:
XO-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-Y
wherein: the mole ratio of m:n is within a range of about 1:9 to about 9:1;
and R1 is a (C1-C4)alkyl group; and X and Y are each independently selected from the group consisting of wherein R2 is H or CH3, R3 is an aromatic group, aliphatic group, alicylic group, or combinations thereof, W is an alkylene or alkylene oxide group, and r = 2-10.
XO-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-Y
wherein: the mole ratio of m:n is within a range of about 1:9 to about 9:1;
and R1 is a (C1-C4)alkyl group; and X and Y are each independently selected from the group consisting of wherein R2 is H or CH3, R3 is an aromatic group, aliphatic group, alicylic group, or combinations thereof, W is an alkylene or alkylene oxide group, and r = 2-10.
9. The medical article of claim 8 wherein R1 is methyl, the mole ratio of m:n is about 1:3, and X and Y are each independently wherein R2 is CH3.
10. The medical article of claim 8 wherein the gel material comprises a copolymer of the multifunctional poly(alkylene oxide) macromonomer and a monofunctional poly(alkylene oxide) monomer.
11. The medical article of claim 10 wherein the monofunctional poly(alkylene oxide) monomer is of the formula:
H2C=C(R2)-C(O)-Q-(-CH(R1)-CH2-O-)x...(-CH2-CH2-O-)y-Z
wherein the mole ratio of x:y is within a range of 0 to 1; R2 = H or CH3; R1 is a (C1-C4)alkyl group; Z is H or a (C1-C4)alkyl group, an aryl group, a (C1-C4)alkaryl group, or an ar(C1-C4)alkyl group; and Q is -O-, -(H)N-C(CH3)2-C(O)-O-, -O-CH2CH2-N(H)-C(O)-O-, or wherein R2 is H or CH3, R3 is an aromatic group, aliphatic group, alicylic group, or combinations thereof, and W is an alkylene or alkylene oxide group.
H2C=C(R2)-C(O)-Q-(-CH(R1)-CH2-O-)x...(-CH2-CH2-O-)y-Z
wherein the mole ratio of x:y is within a range of 0 to 1; R2 = H or CH3; R1 is a (C1-C4)alkyl group; Z is H or a (C1-C4)alkyl group, an aryl group, a (C1-C4)alkaryl group, or an ar(C1-C4)alkyl group; and Q is -O-, -(H)N-C(CH3)2-C(O)-O-, -O-CH2CH2-N(H)-C(O)-O-, or wherein R2 is H or CH3, R3 is an aromatic group, aliphatic group, alicylic group, or combinations thereof, and W is an alkylene or alkylene oxide group.
12. The medical article of claim 8 wherein the gel material comprises a copolymer of the multifunctional poly(alkylene oxide) macromonomer and a polar monomer.
13. The medical article of claim 12 wherein the polar monomer is selected from the group consisting of 2-hydroxyethyl(meth)acrylate, 2-hydroxypropyl(meth)acrylate, 3-hydroxypropyl(meth)acrylate, 4-hydroxybutyl(meth)acrylate, N-vinyl caprolactam, N-vinyl acetamide, N-vinyl pyrrolidone, acrylamide, mono- or di-N-alkyl substituted acrylamide, (meth)acrylic acid, itaconic acid, beta-carboxyethyl acrylate, glycerol methacrylate, [2-(meth)(acryloyloxy)ethyl]trimethylammonium chloride, [2,-(meth)(acryloyloxy)ethyl]trimethylammonium methyl sulfate, and combinations thereof.
14. The medical article of claim 8 comprising a copolymer of the multifunctional macromonomer, a polar monomer, a monofunctional poly(alkylene oxide) monomer,, and a hydrophobic monomer.
15. The medical article of claim 14 wherein the hydrophobic monomer is a (meth)acrylic acid ester.
16. The medical article of claim 15 wherein the (meth)acrylic acid ester is selected from the group consisting of lauryl acrylate, 2-ethylhexyl acrylate, isooctyl acrylate, and combinations thereof.
17. The medical article of claim 14 wherein the hydrophobic monomer is alpha-methylstyrene.
18. The medical article of claim 1 wherein the multifunctional macromonomer is difunctional.
19. The medical article of claim 18 wherein the multifunctional macromonomer is linear.
20. The medical article of claim 1 wherein the gel material is substantially acid free.
21. The medical article of claim 1 wherein the gel material further comprises hydrocolloid particles.
22. The medical article of claim 21 wherein the hydrocolloid particles comprise carboxymethyl cellulose particles.
23. The medical article of claim 1 wherein the gel material is transparent when dry or swollen with an aqueous solution.
24. The medical article of claim 1 further comprising a pharmacologically active agent.
25. The medical article of claim 1 which is a wound dressing or wound packing.
26. The medical article of claim 1 which is a dental impression material.
27. A medical article comprising a gel material comprising a copolymer prepared from monomers comprising:
a multifunctional poly(alkylene oxide) free-radically polymerizable macromonomer having a weight average molecular weight of at least about 2000, wherein the multifunctional poly(alkylene oxide) macromonomer comprises a copolymeric alkylene oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1; and is a (C1-C4)alkyl group;
a monofunctional poly(alkylene oxide) monomer; and a polar monomer.
a multifunctional poly(alkylene oxide) free-radically polymerizable macromonomer having a weight average molecular weight of at least about 2000, wherein the multifunctional poly(alkylene oxide) macromonomer comprises a copolymeric alkylene oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1; and is a (C1-C4)alkyl group;
a monofunctional poly(alkylene oxide) monomer; and a polar monomer.
28. The medical article of claim 27 which is a wound dressing or wound packing.
29. The medical article of claim 27 wherein the gel material is transparent and absorbent.
30. A medical article comprising a gel material comprising a homopolymer or copolymer prepared from monomers comprising:
about 5 wt-% to 100 wt-% of a multifunctional poly(alkylene oxide) free-radically polymerizable macromonomer having a weight average molecular weight of at least about 2000, wherein the multifunctional poly(alkylene oxide) macromonomer comprises a copolymeric alkylene oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m ...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1; and is a (C1-C4)alkyl group;
0 wt-% to about 80 wt-% of a monofunctional poly(alkylene oxide) monomer; and 0 wt-% to about 40 wt-% of a polar monomer.
about 5 wt-% to 100 wt-% of a multifunctional poly(alkylene oxide) free-radically polymerizable macromonomer having a weight average molecular weight of at least about 2000, wherein the multifunctional poly(alkylene oxide) macromonomer comprises a copolymeric alkylene oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m ...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1; and is a (C1-C4)alkyl group;
0 wt-% to about 80 wt-% of a monofunctional poly(alkylene oxide) monomer; and 0 wt-% to about 40 wt-% of a polar monomer.
31. The medical article of claim 30 which is a wound dressing or wound packing.
32. The medical article of claim 30 wherein the gel material is transparent and absorbent.
33. A medical article comprising:
a film;
a gel material comprising a polymerized multifunctional poly(alkylene oxide) free-radically polymerizable macromonomer having a weight average molecular weight of at least about 2000, wherein the multifunctional poly(alkylene oxide) macromonomer comprises a copolymeric alkylene oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1; and is a (C1-C4)alkyl group; and a perforated film.
a film;
a gel material comprising a polymerized multifunctional poly(alkylene oxide) free-radically polymerizable macromonomer having a weight average molecular weight of at least about 2000, wherein the multifunctional poly(alkylene oxide) macromonomer comprises a copolymeric alkylene oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1; and is a (C1-C4)alkyl group; and a perforated film.
34. A wound dressing comprising:
a permeable facing layer having a layer of pressure sensitive adhesive on at least a portion of the front surface of the facing layer;
a backing layer bonded to said facing layer at the periphery; and a gel material disposed between the backing and facing layers, wherein the gel material comprises a polymerized multifunctional poly(alkylene oxide) free-radically polymerizable macromonomer having a weight average molecular weight of at least about 2000, wherein the multifunctional poly(alkylene oxide) macromonomer comprises a copolymeric alkylene oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1; and is a (C1-C4)alkyl group.
a permeable facing layer having a layer of pressure sensitive adhesive on at least a portion of the front surface of the facing layer;
a backing layer bonded to said facing layer at the periphery; and a gel material disposed between the backing and facing layers, wherein the gel material comprises a polymerized multifunctional poly(alkylene oxide) free-radically polymerizable macromonomer having a weight average molecular weight of at least about 2000, wherein the multifunctional poly(alkylene oxide) macromonomer comprises a copolymeric alkylene oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1; and is a (C1-C4)alkyl group.
35. The wound dressing of claim 34 wherein the backing layer is permeable to moisture vapor.
36. The wound dressing of claim 34 further comprising a release liner secured to the adhesive layer.
37. The wound dressing of claim 34 wherein the backing layer and facing layer are transparent.
38. The wound dressing of claim 34 wherein said adhesive is selected from acrylic adhesives.
39. A method of maintaining a moist wound healing environment, the method comprising applying a gel material comprising:
a polymerized multifunctional poly(alkylene oxide) free-radically polymerizable macromonomer having a weight average molecular weight of at least about 2000, wherein the multifunctional poly(alkylene oxide) macromonomer comprises a copolymeric alkylene oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1; and is a (C1-C4)alkyl group.
a polymerized multifunctional poly(alkylene oxide) free-radically polymerizable macromonomer having a weight average molecular weight of at least about 2000, wherein the multifunctional poly(alkylene oxide) macromonomer comprises a copolymeric alkylene oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1; and is a (C1-C4)alkyl group.
40. A multifunctional macromonomer comprising a copolymeric random alkylene oxide moiety of the formula:
XO-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-Y
wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1, R1 is a (C1-C4)alkyl group, and X and Y are independently selected from the group consisting of wherein R2 is H or CH3, R3 is an aromatic group, aliphatic group, alicylic group, or combinations thereof, and W is an alkylene or alkylene oxide group.
XO-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-Y
wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1, R1 is a (C1-C4)alkyl group, and X and Y are independently selected from the group consisting of wherein R2 is H or CH3, R3 is an aromatic group, aliphatic group, alicylic group, or combinations thereof, and W is an alkylene or alkylene oxide group.
41. A multifunctional macromonomer comprising a copolymeric random alkylene oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1 and is a (C1-C4)alkyl group;
and wherein the macromonomer comprises two or more end groups selected from the group consisting of and mixtures thereof, wherein R2 is H or CH3, R3 is an aromatic group, aliphatic group, alicylic group, or combinations thereof, and W is an alkylene or alkylene oxide group.
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1 and is a (C1-C4)alkyl group;
and wherein the macromonomer comprises two or more end groups selected from the group consisting of and mixtures thereof, wherein R2 is H or CH3, R3 is an aromatic group, aliphatic group, alicylic group, or combinations thereof, and W is an alkylene or alkylene oxide group.
42. A multifunctional macromonomer having a molecular weight of at least about 2000, wherein the multifunctional macromonomer comprises a copolymeric random alkylene oxide moiety of the formula:
XO-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-Y
wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1, R1 is a (C1-C4)alkyl group, and X and Y are independently selected from the group consisting of wherein R2 is H or Me and r = 2-10.
XO-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-Y
wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1, R1 is a (C1-C4)alkyl group, and X and Y are independently selected from the group consisting of wherein R2 is H or Me and r = 2-10.
43. A multifunctional macromonomer having a molecular weight of at least about 2000, wherein the multifunctional macromonomer comprises a copolymeric random alkylene oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1 and is a (C1-C4)alkyl group;
and wherein the macromonomer comprises two or more end groups selected from the group consisting of and mixtures thereof, wherein R2 is H or Me and r = 2-10.
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1 and is a (C1-C4)alkyl group;
and wherein the macromonomer comprises two or more end groups selected from the group consisting of and mixtures thereof, wherein R2 is H or Me and r = 2-10.
44. A polymer prepared from the macromonomer of claim 40.
45. A polymer prepared from the macromonomer of claim 41.
46. A polymer prepared from the macromonomer of claim 42.
47. A polymer prepared from the macromonomer of claim 43.
48. A syrup polymer mixture comprising a partially polymerized homopolymer or copolymer prepared from monomers comprising:
about 0.1 wt-% to 100 wt-% of a multifunctional poly(alkylene oxide) free-radically polymerizable macromonomer having a weight average molecular weight of at least about 2000, wherein the multifunctional poly(alkylene oxide) macromonomer comprises a copolymeric alkylene random oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1; and is a (C1-C4)alkyl group;
0 wt-% to about 80 wt-% of a monofunctional poly(alkylene oxide) monomer;
0 wt-% to about 40 wt-% of a polar monomer; and 0 wt-% to about 20 wt-% of a hydrophobic monomer.
about 0.1 wt-% to 100 wt-% of a multifunctional poly(alkylene oxide) free-radically polymerizable macromonomer having a weight average molecular weight of at least about 2000, wherein the multifunctional poly(alkylene oxide) macromonomer comprises a copolymeric alkylene random oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1; and is a (C1-C4)alkyl group;
0 wt-% to about 80 wt-% of a monofunctional poly(alkylene oxide) monomer;
0 wt-% to about 40 wt-% of a polar monomer; and 0 wt-% to about 20 wt-% of a hydrophobic monomer.
49. A method of making a gel, the method comprising forming a syrup polymer mixture comprising a partially polymerized homopolymer or copolymer prepared from monomers comprising:
about 0.1 wt-% to 100 wt-% of a multifunctional poly(alkylene oxide) free-radically polymerizable macromonomer having a weight average molecular weight of at least about 2000, wherein the multifunctional poly(alkylene oxide) macromonomer comprises a copolymeric alkylene random oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1; and R1 is a (C1-C4)alkyl group;
0 wt-% to about 80 wt-% of a monofunctional poly(alkylene oxide) monomer;
0 wt-% to about 40 wt-% of a polar monomer; and 0 wt-% to about 20 wt-% of a hydrophobic monomer; and forming a gel from the syrup polymer mixture.
about 0.1 wt-% to 100 wt-% of a multifunctional poly(alkylene oxide) free-radically polymerizable macromonomer having a weight average molecular weight of at least about 2000, wherein the multifunctional poly(alkylene oxide) macromonomer comprises a copolymeric alkylene random oxide moiety of the formula:
-(-CH(R1)-CH2-O-)m...(-CH2-CH2-O-)n-wherein the mole ratio of m:n is within a range of about 1:9 to about 9:1; and R1 is a (C1-C4)alkyl group;
0 wt-% to about 80 wt-% of a monofunctional poly(alkylene oxide) monomer;
0 wt-% to about 40 wt-% of a polar monomer; and 0 wt-% to about 20 wt-% of a hydrophobic monomer; and forming a gel from the syrup polymer mixture.
50. The method of claim 49 wherein the syrup polymer mixture comprises a photoinitiator.
51. The method of claim 50 wherein the step of forming a gel from the syrup polymer mixture comprises applying radiation.
52. The method of claim 49 wherein the step of forming a gel from the syrup polymer mixture comprises applying thermal energy.
53. The method of claim 50 wherein the step of forming a gel from the syrup polymer mixture comprises applying ultraviolet radiation and thermal energy sequentially.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/121,518 US7005143B2 (en) | 2002-04-12 | 2002-04-12 | Gel materials, medical articles, and methods |
US10/121,518 | 2002-04-12 | ||
PCT/US2003/009556 WO2003086493A1 (en) | 2002-04-12 | 2003-03-27 | Gel materials, medical articles, and methods |
Publications (2)
Publication Number | Publication Date |
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CA2481765A1 true CA2481765A1 (en) | 2003-10-23 |
CA2481765C CA2481765C (en) | 2011-09-13 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CA2481765A Expired - Fee Related CA2481765C (en) | 2002-04-12 | 2003-03-27 | Gel materials, medical articles, and methods |
Country Status (13)
Country | Link |
---|---|
US (2) | US7005143B2 (en) |
EP (2) | EP1494727B1 (en) |
JP (1) | JP4550428B2 (en) |
KR (1) | KR100982415B1 (en) |
CN (1) | CN1327908C (en) |
AT (1) | ATE381355T1 (en) |
AU (1) | AU2003228392A1 (en) |
BR (1) | BRPI0309109B8 (en) |
CA (1) | CA2481765C (en) |
DE (1) | DE60318189T2 (en) |
ES (1) | ES2297161T3 (en) |
MX (1) | MXPA04009963A (en) |
WO (1) | WO2003086493A1 (en) |
Families Citing this family (92)
Publication number | Priority date | Publication date | Assignee | Title |
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ES2294350T3 (en) * | 2002-12-10 | 2008-04-01 | Dsm Ip Assets B.V. | MANUFACTURING PROCESS AND CONVERSION PROCESS OF POLYOLEFINIC FIBERS. |
US7304202B2 (en) * | 2002-12-31 | 2007-12-04 | Ossur Hf | Wound dressing |
US20050070688A1 (en) * | 2003-09-26 | 2005-03-31 | 3M Innovative Properties Company | Reactive hydrophilic oligomers |
US20050074407A1 (en) * | 2003-10-01 | 2005-04-07 | Sonotech, Inc. | PVP and PVA as in vivo biocompatible acoustic coupling medium |
US7384984B2 (en) * | 2003-12-10 | 2008-06-10 | 3M Innovative Properties Company | Reactive hydrophilic oligomers |
US7074839B2 (en) * | 2004-03-01 | 2006-07-11 | 3M Innovative Properties Company | Crosslinkable hydrophilic materials from reactive oligomers having pendent photoinitiator groups |
US7342047B2 (en) * | 2004-03-02 | 2008-03-11 | 3M Innovative Properties Company | Crosslinkable hydrophilic materials from reactive oligomers having pendent unsaturated groups |
DE502004007444D1 (en) * | 2004-07-16 | 2008-08-07 | Collano Ag | Hotmelt composition with hydrocolloid |
JP4874973B2 (en) * | 2004-08-25 | 2012-02-15 | ユニオン カーバイド ケミカルズ アンド プラスティックス テクノロジー エルエルシー | Polymer film |
DE102004042799A1 (en) * | 2004-09-03 | 2006-03-09 | Basf Ag | Process for the preparation of poly (C 2 -C 4 -alkylene glycol) mono (meth) acrylic acid esters |
US7999023B2 (en) | 2004-12-03 | 2011-08-16 | 3M Innovative Properties Company | Process for making pressure sensitive adhesive hydrogels |
US20060127316A1 (en) * | 2004-12-14 | 2006-06-15 | Sonotech, Inc. | Polyols and PVP as in vivo biocompatible acoustic coupling media |
US8609131B2 (en) * | 2005-01-25 | 2013-12-17 | 3M Innovative Properties Company | Absorbent dressing comprising hydrophilic polymer prepared via Michael reaction |
US7749531B2 (en) * | 2005-06-08 | 2010-07-06 | Indicator Systems International | Apparatus and method for detecting bacterial growth beneath a wound dressing |
CN101252905A (en) * | 2005-07-15 | 2008-08-27 | 泰科保健集团有限合伙公司 | Wound dressing and methods of making and using the same |
US20070083175A1 (en) * | 2005-10-11 | 2007-04-12 | Kimberly-Clark Worldwide, Inc. | Transparent/translucent absorbent composites and articles |
KR100748390B1 (en) * | 2005-11-14 | 2007-08-10 | 주식회사 대웅 | Sustained release film formulation for healing wound comprising epidermal growth factor |
US7619131B2 (en) * | 2005-12-02 | 2009-11-17 | Kimberly-Clark Worldwide, Inc. | Articles comprising transparent/translucent polymer composition |
US7981949B2 (en) * | 2006-05-23 | 2011-07-19 | 3M Innovative Properties Company | Curable hydrophilic compositions |
US7659344B2 (en) * | 2006-06-08 | 2010-02-09 | E. I. Du Pont De Nemours And Company | Shaped articles containing poly(vinylpyrrolidone)-iodine complex |
JP5256590B2 (en) * | 2006-08-04 | 2013-08-07 | 東亞合成株式会社 | Method for producing polymer fine particles |
CN101588777B (en) * | 2006-09-26 | 2015-09-09 | T.J.史密夫及内修有限公司 | Lattice dressing |
US9820888B2 (en) | 2006-09-26 | 2017-11-21 | Smith & Nephew, Inc. | Wound dressing |
CA2872297C (en) | 2006-09-28 | 2016-10-11 | Smith & Nephew, Inc. | Portable wound therapy system |
BRPI0717799A2 (en) * | 2006-10-05 | 2014-10-21 | Basf Se | ACTIVE SUBSTANCE COMPOSITION, PROCESSES FOR MANUFACTURING A COMPOSITION, AND FOR MANUFACTURING PREPARATIONS OF WATER ACTIVE SUBSTANCES, AND USE OF A POLYMER IN COMB |
WO2008076407A2 (en) | 2006-12-15 | 2008-06-26 | Lifebond Ltd. | Gelatin-transglutaminase hemostatic dressings and sealants |
WO2008071796A1 (en) | 2006-12-15 | 2008-06-19 | Coloplast A/S | Coatings prepared from poly(ethylene oxide) and photo-initator-containing scaffolds |
US7939578B2 (en) * | 2007-02-23 | 2011-05-10 | 3M Innovative Properties Company | Polymeric fibers and methods of making |
US8513322B2 (en) * | 2007-05-31 | 2013-08-20 | 3M Innovative Properties Company | Polymeric beads and methods of making polymeric beads |
US8672911B2 (en) | 2007-08-03 | 2014-03-18 | Kimberly-Clark Worldwide, Inc. | Body adhering absorbent article |
US7947027B2 (en) | 2007-12-28 | 2011-05-24 | Kimberly-Clark Worldwide, Inc. | Body adhering absorbent article |
US8734413B2 (en) | 2007-08-03 | 2014-05-27 | Kimberly-Clark Worldwide, Inc. | Packaged body adhering absorbent article |
US8292862B2 (en) | 2007-08-03 | 2012-10-23 | Kimberly-Clark Worldwide, Inc. | Dynamic fitting body adhering absorbent article |
US20090098073A1 (en) * | 2007-10-12 | 2009-04-16 | Macdonald John Gavin | Phase change visual indicating composition |
WO2009061831A1 (en) * | 2007-11-08 | 2009-05-14 | Indicator Systems International, Inc. | Polymeric indicators for detecting the presence of metabolic byproducts from microorganisms |
CN101932624B (en) | 2007-12-12 | 2012-09-26 | 3M创新有限公司 | Methods of making one article and articles |
WO2009076267A1 (en) | 2007-12-12 | 2009-06-18 | 3M Innovative Properties Company | Methods of making shaped polymeric materials |
US9033942B2 (en) | 2008-03-07 | 2015-05-19 | Smith & Nephew, Inc. | Wound dressing port and associated wound dressing |
BRPI0906527A2 (en) | 2008-04-04 | 2016-09-06 | 3Mm Innovative Properties Company | apparatus for applying bandages to wounds and medical bandages |
JP2011518222A (en) * | 2008-04-21 | 2011-06-23 | スリーエム イノベイティブ プロパティズ カンパニー | Nitric oxide releasing composition, device and method |
CN104031393B (en) | 2008-06-18 | 2017-08-01 | 生命连结有限公司 | Improved cross-linked composition |
WO2009154568A1 (en) * | 2008-06-20 | 2009-12-23 | Agency For Science, Technology And Research | Water swellable and water soluble polymers and use thereof |
DE102008040214A1 (en) * | 2008-07-07 | 2010-01-14 | Evonik Röhm Gmbh | Process for the preparation of polyalkylene glycol di (meth) acrylates |
WO2010008712A1 (en) * | 2008-07-14 | 2010-01-21 | 3M Innovative Properties Company | Method of making a cleaning solution from hydrogel cleaning concentrate and packaged cleaning concentrate |
US11147722B2 (en) | 2008-11-10 | 2021-10-19 | Kimberly-Clark Worldwide, Inc. | Absorbent article with a multifunctional acrylate skin-adhesive composition |
BRPI0918693A2 (en) | 2008-12-31 | 2016-07-26 | 3M Innovative Properties Co | sampling devices and methods for the concentration of microorganisms |
JP5833450B2 (en) | 2008-12-31 | 2015-12-16 | スリーエム イノベイティブ プロパティズ カンパニー | Detection method of living bioburden using microparticles |
JP5587342B2 (en) * | 2009-01-26 | 2014-09-10 | インディケーター システムズ インターナショナル, インコーポレイテッド | Indicators for detecting the presence of metabolic byproducts from microorganisms |
US10022468B2 (en) | 2009-02-02 | 2018-07-17 | Kimberly-Clark Worldwide, Inc. | Absorbent articles containing a multifunctional gel |
JP2012516703A (en) * | 2009-02-02 | 2012-07-26 | ベーエスエヌ・メディカル・ゲーエムベーハー | Wound dressing, method for its production and use in wound treatment |
US20100324516A1 (en) | 2009-06-18 | 2010-12-23 | Tyco Healthcare Group Lp | Apparatus for Vacuum Bridging and/or Exudate Collection |
US20110054420A1 (en) * | 2009-08-27 | 2011-03-03 | Christopher Brian Locke | Reduced-pressure wound dressings and systems for re-epithelialization and granulation |
US8690844B2 (en) * | 2009-08-27 | 2014-04-08 | Kci Licensing, Inc. | Re-epithelialization wound dressings and systems |
DE102009049506A1 (en) * | 2009-10-15 | 2011-04-21 | Schülke & Mayr GmbH | Octenidine dihydrochloride-containing wound dressing for use in the antiseptic of catheter entry sites |
CA2782863A1 (en) | 2009-12-22 | 2011-06-30 | Lifebond Ltd | Modification of enzymatic crosslinkers for controlling properties of crosslinked matrices |
WO2011087871A2 (en) | 2009-12-22 | 2011-07-21 | Smith & Nephew, Inc. | Apparatuses and methods for negative pressure wound therapy |
BR112012016119B1 (en) | 2009-12-30 | 2020-04-28 | 3M Innovative Properties Co | cell detection method in a sample, unit sample preparation and detection device and kit |
WO2011082258A2 (en) | 2009-12-30 | 2011-07-07 | Regents Of The University Of Minnesota | Bone cement and method |
US9061095B2 (en) | 2010-04-27 | 2015-06-23 | Smith & Nephew Plc | Wound dressing and method of use |
USRE48117E1 (en) | 2010-05-07 | 2020-07-28 | Smith & Nephew, Inc. | Apparatuses and methods for negative pressure wound therapy |
ES2567174T3 (en) | 2010-08-05 | 2016-04-20 | Lifebond Ltd | Dry composition in dressings and wound adhesives |
WO2012087376A1 (en) | 2010-12-22 | 2012-06-28 | Smith & Nephew, Inc. | Apparatuses and methods for negative pressure wound therapy |
USD714433S1 (en) | 2010-12-22 | 2014-09-30 | Smith & Nephew, Inc. | Suction adapter |
CN102599758A (en) * | 2011-01-28 | 2012-07-25 | 上海英科医疗用品有限公司 | Colloidal solution of gel mattress and production method of colloidal solution |
WO2013181030A1 (en) | 2012-05-29 | 2013-12-05 | 3M Innovative Properties Company | Liquid optical adhesive compositions |
EP2928974B1 (en) | 2012-12-10 | 2020-06-17 | 3M Innovative Properties Company | Liquid optical adhesive compositions |
KR101766172B1 (en) | 2013-11-21 | 2017-08-07 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | Liquid optical adhesive compositions |
CN105916899B (en) | 2013-11-21 | 2019-01-18 | 3M创新有限公司 | Optics of liquids adhesive composition |
US9259514B2 (en) * | 2013-12-18 | 2016-02-16 | Ethicon, Inc. | Absorbable polymeric blend compositions based on copolymers prepared from mono- and di-functional polymerization initiators, processing methods, and medical devices therefrom |
US10286100B2 (en) | 2014-10-01 | 2019-05-14 | 3M Innovative Properties Company | Medical dressings comprising fluid management articles and methods of using same |
WO2016100089A1 (en) | 2014-12-19 | 2016-06-23 | 3M Innovative Properties Company | Viscoelastic wound closure dressing |
CN107106723B (en) * | 2014-12-30 | 2020-10-23 | 3M创新有限公司 | Negative pressure wound dressing with absorbent adhesive sealing layer |
US20170173209A1 (en) * | 2015-12-18 | 2017-06-22 | Rousseau Research, Inc. | Wound closure compositions and method |
GB201703383D0 (en) | 2017-03-02 | 2017-04-19 | Gargle Tech Ltd | Testing for particulates |
US20180353334A1 (en) | 2017-06-07 | 2018-12-13 | Kci Licensing, Inc. | Tissue Contact Interface |
EP3634335B1 (en) | 2017-06-07 | 2023-05-24 | 3M Innovative Properties Company | Composite dressings for improved granulation and reduced maceration with negative-pressure treatment |
US20190231943A1 (en) * | 2017-06-07 | 2019-08-01 | Kci Licensing, Inc. | Peel And Place Dressing For Thick Exudate And Instillation |
WO2018226627A1 (en) | 2017-06-07 | 2018-12-13 | Kci Licensing, Inc. | Composite dressings for improved granulation and reduced maceration with negative-pressure treatment |
US11207217B2 (en) | 2017-06-07 | 2021-12-28 | Kci Licensing, Inc. | Methods for manufacturing and assembling dual material tissue interface for negative-pressure therapy |
EP3634520A1 (en) | 2017-06-07 | 2020-04-15 | KCI Licensing, Inc. | Peel and place dressing for negative -pressure treatment |
CA3065529A1 (en) | 2017-06-07 | 2018-12-13 | Kci Licensing, Inc. | Composite dressings for improved granulation reduced maceration with negative-pressure treatment |
CN110944607A (en) | 2017-06-07 | 2020-03-31 | 凯希特许有限公司 | Method of manufacturing and assembling a bi-material tissue interface for negative pressure therapy |
CA3065379A1 (en) | 2017-06-07 | 2018-12-13 | Kci Licensing, Inc. | Systems, apparatuses, and methods for negative-pressure treatment with reduced tissue in-growth |
AU2018282193A1 (en) | 2017-06-07 | 2019-12-19 | 3M Innovative Properties Company | Multi-layer wound filler for extended wear time |
KR102097594B1 (en) * | 2017-11-28 | 2020-04-06 | 주식회사 영우 | UV-curable hydrocolloid and its preparation method |
GB201811449D0 (en) | 2018-07-12 | 2018-08-29 | Smith & Nephew | Apparatuses and methods for negative pressure wound therapy |
JP7454264B2 (en) | 2018-09-05 | 2024-03-22 | ヒーロー サイエンティフィック リミテッド | particle inspection |
WO2020201878A1 (en) | 2019-04-01 | 2020-10-08 | 3M Innovative Properties Company | Process for making pressure sensitive adhesive hydrogels |
US11732084B2 (en) * | 2019-09-11 | 2023-08-22 | Universiteit Gent | Anti-microbial hydrogel |
JPWO2021106994A1 (en) * | 2019-11-29 | 2021-06-03 | ||
CA3202405A1 (en) | 2021-01-06 | 2022-07-14 | Zvi Feldman | Filtration sampling devices |
CN115260690B (en) * | 2022-07-28 | 2023-05-30 | 复旦大学 | Super-molecular hydrogel with visible light response and preparation method and application thereof |
Family Cites Families (67)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA677797A (en) | 1955-11-18 | 1964-01-14 | Minnesota Mining And Manufacturing Company | Sheet material having a pressure-sensitive adhesive coating of acrylate ester copolymer |
US3121021A (en) | 1960-04-18 | 1964-02-11 | Minnesota Mining & Mfg | Breathable surgical adhesive tapes |
US4112213A (en) | 1964-09-28 | 1978-09-05 | Johnson & Johnson | Pressure sensitive adhesive tapes and method of making same |
US3389827A (en) | 1967-04-10 | 1968-06-25 | Minnesota Mining & Mfg | Easy-open container and sealing tape |
JPS585320A (en) | 1981-07-01 | 1983-01-12 | Toray Ind Inc | Graft copolymer |
US4499896A (en) | 1982-03-30 | 1985-02-19 | Minnesota Mining And Manufacturing Co. | Reservoir wound dressing |
US4538603A (en) | 1982-04-22 | 1985-09-03 | E. R. Squibb & Sons, Inc. | Dressings, granules, and their use in treating wounds |
WO1984000163A1 (en) * | 1982-07-03 | 1984-01-19 | Smith & Nephew Ass | Polymerisable compounds |
JPS597687A (en) | 1982-07-05 | 1984-01-14 | 株式会社北川機械製作所 | Crane device for carrying in building material |
BR8406510A (en) | 1983-04-07 | 1985-03-12 | Minnesota Mining & Mfg | ADHESIVE AND LEAF MATERIAL COATED WITH ADHESIVE FOR HUMID SKIN |
US4554297A (en) | 1983-04-18 | 1985-11-19 | Personal Products Company | Resilient cellular polymers from amine terminated poly(oxyalkylene) and polyfunctional epoxides |
US4813875A (en) | 1984-07-31 | 1989-03-21 | Dentsply Research & Development Corp. | Chain extended urethane diacrylate and dental impression formation |
SE444950B (en) | 1984-09-28 | 1986-05-20 | Ytkemiska Inst | COVERED ARTICLE, PROCEDURES AND METHODS OF PRODUCING THEREOF AND USING THEREOF |
US4598004A (en) | 1985-01-24 | 1986-07-01 | Minnesota Mining And Manufacturing Company | Thin film surgical dressing with delivery system |
GB8521254D0 (en) | 1985-08-24 | 1985-10-02 | Smith & Nephew Ass | Contoured film |
US4738257A (en) | 1986-06-11 | 1988-04-19 | Hollister Incorporated | Occlusive wound care dressing |
US4909244B1 (en) | 1986-11-26 | 1994-07-05 | Kendall & Co | Hydrogel wound dressing |
GB8709498D0 (en) | 1987-04-22 | 1987-05-28 | Bay M | Wound dressing |
US4935087A (en) | 1987-12-14 | 1990-06-19 | The Kendall Company | Method of making an absorbent dressing |
US4979946A (en) | 1987-12-14 | 1990-12-25 | The Kendall Company | Environmental absorbent dressing |
US5018515A (en) | 1987-12-14 | 1991-05-28 | The Kendall Company | See through absorbent dressing |
JPH01174516A (en) * | 1987-12-28 | 1989-07-11 | Mitsui Petrochem Ind Ltd | Fluorine-containing curable composition |
US4849458A (en) | 1988-06-17 | 1989-07-18 | Matrix Medica, Inc. | Segmented polyether polyurethane |
US4909243A (en) | 1988-07-20 | 1990-03-20 | E. R. Squibb & Sons, Inc. | Wound dressing system |
US5088483A (en) | 1988-11-04 | 1992-02-18 | Minnesota Mining And Manufacturing Co. | Adhesive frame bandage |
GB8906100D0 (en) | 1989-03-16 | 1989-04-26 | Smith & Nephew | Laminates |
US5059424A (en) | 1989-11-01 | 1991-10-22 | Ndm Acquisition Corp. | Hydrogel wound dressing product |
US5219564A (en) | 1990-07-06 | 1993-06-15 | Enzon, Inc. | Poly(alkylene oxide) amino acid copolymers and drug carriers and charged copolymers based thereon |
US5254723A (en) | 1992-11-23 | 1993-10-19 | Arco Chemical Technology, L.P. | Preparation of glycol diesters from polyethers |
US5429590A (en) | 1992-12-01 | 1995-07-04 | Nitto Denko Corporation | Medical water-absorptive polymer and dressing for wound and medical bandage using the same |
EP0690706B1 (en) | 1993-03-22 | 2000-11-02 | Minnesota Mining And Manufacturing Company | Windowless frame delivered dressing and method of manufacture |
US5407717A (en) | 1993-04-14 | 1995-04-18 | Minnesota Mining And Manufacturing Company | Crosslinked absorbent pressure sensitive adhesive and wound dressing |
US5603946A (en) | 1993-10-08 | 1997-02-18 | Bristol-Myers Squibb Company | Wound dressing |
JP3717952B2 (en) | 1994-04-01 | 2005-11-16 | ミネソタ マイニング アンド マニュファクチャリング カンパニー | Medical adhesive and medical dressing material having the same |
KR0141431B1 (en) * | 1994-05-17 | 1998-07-01 | 김상웅 | Biodegradable hydrogel copolymer |
US5653699A (en) | 1994-09-13 | 1997-08-05 | Polymedica Industries, Inc. | Spyrosorbent wound dressings for exudate management |
US5614310A (en) | 1994-11-04 | 1997-03-25 | Minnesota Mining And Manufacturing Company | Low trauma wound dressing with improved moisture vapor permeability |
ATE342295T1 (en) | 1995-07-28 | 2006-11-15 | Genzyme Corp | BIODEGRADABLE MULTIBLOKHYDROGENS AND THEIR USE AS CARRIERS FOR CONTROLLED RELEASE PHARMACOLOGICALLY ACTIVE MATERIALS AND TISSUE CONTACT MATERIALS |
GB9519574D0 (en) | 1995-09-26 | 1995-11-29 | Smith & Nephew | Conformable absorbent dressing |
DE19543366C2 (en) * | 1995-11-21 | 1998-09-10 | Stockhausen Chem Fab Gmbh | Water-swellable polymers crosslinked with unsaturated amino alcohols, their preparation and use |
US5968001A (en) | 1996-05-14 | 1999-10-19 | Bristol-Myers Squibb Company | Wound dressings with leak prevention seal |
US5932200A (en) | 1996-08-14 | 1999-08-03 | Tyndale Plains-Hunter, Ltd. | Polyether polyurethane polymers, gels, solutions and uses thereof |
US5733570A (en) | 1996-09-05 | 1998-03-31 | Minnesota Mining And Manufacturing Company | Absorbent dressing |
WO1998012274A1 (en) * | 1996-09-23 | 1998-03-26 | Chandrashekar Pathak | Methods and devices for preparing protein concentrates |
US5849325A (en) | 1996-10-07 | 1998-12-15 | Minnesota Mining And Manufacturing Company | Moisture-regulating adhesive dressing |
GB9621956D0 (en) | 1996-10-22 | 1996-12-18 | Smith & Nephew | Absorbent dressing |
JP3474381B2 (en) | 1996-12-03 | 2003-12-08 | ニチバン株式会社 | Adhesive composition for skin application |
TW425403B (en) | 1997-02-04 | 2001-03-11 | Novartis Ag | Branched polyurethane (meth)acrylate prepolymers, opthal-mic mouldings derived therefrom and processes for their manufacture |
CA2297021C (en) | 1997-07-31 | 2008-07-22 | Bristol-Myers Squibb Company | Non-adherent superabsorbent wound dressing |
US6420622B1 (en) | 1997-08-01 | 2002-07-16 | 3M Innovative Properties Company | Medical article having fluid control film |
GB9717357D0 (en) | 1997-08-16 | 1997-10-22 | Bristol Myers Squibb Co | Multi layered wound dressing |
FR2768341B1 (en) | 1997-09-18 | 2000-04-14 | Lab Francais Du Fractionnement | LYOPHILISABLE PLACEBO PHARMACEUTICAL COMPOSITION FOR IMITATING A MEDICAMENT, IN PARTICULAR BASED ON PROTEINS OR POLYPEPTIDES |
DE69841598D1 (en) | 1997-09-18 | 2010-05-20 | Pacira Pharmaceuticals Inc | RETARDANT RELEASE OF LIPOSMAL ANESTHETIC COMPOSITIONS. |
US6171985B1 (en) | 1997-12-01 | 2001-01-09 | 3M Innovative Properties Company | Low trauma adhesive article |
US6353069B1 (en) * | 1998-04-15 | 2002-03-05 | Alcon Manufacturing, Ltd. | High refractive index ophthalmic device materials |
GB2341185A (en) | 1998-09-07 | 2000-03-08 | Polybiomed Ltd | Polymerizable material and adhesive sheet material therefrom; dressings, electrodes and transdermal patches |
US6198016B1 (en) | 1998-12-01 | 2001-03-06 | 3M Innovative Properties Company | Wet skin adhesive article |
EP1163308B1 (en) * | 1999-03-19 | 2004-10-06 | Minnesota Mining And Manufacturing Company | Plasticized pressure sensitive adhesive |
AU2171400A (en) | 1999-12-09 | 2001-06-18 | Procter & Gamble Company, The | Disposable absorbent article employing odor reduction layer containing metalphthalocyanine material |
US6566575B1 (en) * | 2000-02-15 | 2003-05-20 | 3M Innovative Properties Company | Patterned absorbent article for wound dressing |
ATE556683T1 (en) * | 2000-03-10 | 2012-05-15 | 3M Innovative Properties Co | METHOD FOR PRODUCING MEDICAL DRESSES WITH DIFFERENT ADHESIVES |
AU2001266324A1 (en) * | 2000-06-22 | 2002-01-02 | Hitachi Chemical Co. Ltd. | Photosensitive resin composition, photosensitive element comprising the same, process for producing resist pattern, and process for producing printed circuit board |
US6903243B1 (en) | 2000-09-08 | 2005-06-07 | 3M Innovative Properties Company | Multi-layer absorbent wound dressing |
MXPA03008498A (en) * | 2001-03-20 | 2005-06-30 | Univ Zuerich | Two-phase processing of thermosensitive polymers for use as biomaterials. |
US7651695B2 (en) * | 2001-05-18 | 2010-01-26 | Advanced Cardiovascular Systems, Inc. | Medicated stents for the treatment of vascular disease |
US7204997B2 (en) * | 2002-01-29 | 2007-04-17 | Supratek Pharma Inc. | Responsive microgel and methods related thereto |
US6960275B2 (en) * | 2002-04-12 | 2005-11-01 | 3M Innovative Properties Company | Method of making a viscoelastic article by coating and curing on a reusable surface |
-
2002
- 2002-04-12 US US10/121,518 patent/US7005143B2/en not_active Expired - Lifetime
-
2003
- 2003-03-27 EP EP03726141A patent/EP1494727B1/en not_active Expired - Lifetime
- 2003-03-27 JP JP2003583503A patent/JP4550428B2/en not_active Expired - Lifetime
- 2003-03-27 ES ES03726141T patent/ES2297161T3/en not_active Expired - Lifetime
- 2003-03-27 DE DE60318189T patent/DE60318189T2/en not_active Expired - Lifetime
- 2003-03-27 CN CNB038137631A patent/CN1327908C/en not_active Expired - Lifetime
- 2003-03-27 KR KR1020047016253A patent/KR100982415B1/en not_active IP Right Cessation
- 2003-03-27 MX MXPA04009963A patent/MXPA04009963A/en active IP Right Grant
- 2003-03-27 AU AU2003228392A patent/AU2003228392A1/en not_active Abandoned
- 2003-03-27 EP EP07123358.9A patent/EP1897566B1/en not_active Expired - Lifetime
- 2003-03-27 BR BRPI0309109A patent/BRPI0309109B8/en not_active IP Right Cessation
- 2003-03-27 AT AT03726141T patent/ATE381355T1/en not_active IP Right Cessation
- 2003-03-27 WO PCT/US2003/009556 patent/WO2003086493A1/en active IP Right Grant
- 2003-03-27 CA CA2481765A patent/CA2481765C/en not_active Expired - Fee Related
-
2005
- 2005-10-21 US US11/255,396 patent/US20060039982A1/en not_active Abandoned
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CN1327908C (en) | 2007-07-25 |
EP1897566B1 (en) | 2017-02-22 |
BR0309109A (en) | 2005-02-01 |
DE60318189D1 (en) | 2008-01-31 |
ES2297161T3 (en) | 2008-05-01 |
ATE381355T1 (en) | 2008-01-15 |
JP4550428B2 (en) | 2010-09-22 |
AU2003228392A1 (en) | 2003-10-27 |
EP1494727B1 (en) | 2007-12-19 |
CN1658912A (en) | 2005-08-24 |
US20060039982A1 (en) | 2006-02-23 |
WO2003086493A1 (en) | 2003-10-23 |
KR20040101445A (en) | 2004-12-02 |
DE60318189T2 (en) | 2008-12-18 |
BRPI0309109B1 (en) | 2016-12-13 |
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