WO1997004162A3 - Wet-laid absorbent pulp sheet suitable for immediate conversion into an absorbent product - Google Patents

Wet-laid absorbent pulp sheet suitable for immediate conversion into an absorbent product Download PDF

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Publication number
WO1997004162A3
WO1997004162A3 PCT/US1996/011774 US9611774W WO9704162A3 WO 1997004162 A3 WO1997004162 A3 WO 1997004162A3 US 9611774 W US9611774 W US 9611774W WO 9704162 A3 WO9704162 A3 WO 9704162A3
Authority
WO
WIPO (PCT)
Prior art keywords
absorbent
wet
laid
pulp sheet
sheet suitable
Prior art date
Application number
PCT/US1996/011774
Other languages
French (fr)
Other versions
WO1997004162A2 (en
Inventor
Anne B Crow
Erin M Byers
Original Assignee
Rayonier Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rayonier Inc filed Critical Rayonier Inc
Publication of WO1997004162A2 publication Critical patent/WO1997004162A2/en
Publication of WO1997004162A3 publication Critical patent/WO1997004162A3/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • 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
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/28—Polysaccharides or their derivatives
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • D21C9/004—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives inorganic compounds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F13/537—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/15203—Properties of the article, e.g. stiffness or absorbency
    • A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
    • A61F2013/15406—Basis weight
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/15203—Properties of the article, e.g. stiffness or absorbency
    • A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
    • A61F2013/15463—Absorbency

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Wood Science & Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Hematology (AREA)
  • Materials Engineering (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Paper (AREA)

Abstract

Wet-laid absorbent pulp sheets suitable for immediate conversion into absorbent products prepared from pulp treated with a cold caustic solution to produce a cold caustic extracted pulp.
PCT/US1996/011774 1995-07-17 1996-07-16 Wet-laid absorbent pulp sheet suitable for immediate conversion into an absorbent product WO1997004162A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US50304395A 1995-07-17 1995-07-17
US08/503,043 1995-07-17

Publications (2)

Publication Number Publication Date
WO1997004162A2 WO1997004162A2 (en) 1997-02-06
WO1997004162A3 true WO1997004162A3 (en) 1997-06-19

Family

ID=24000538

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US1996/011774 WO1997004162A2 (en) 1995-07-17 1996-07-16 Wet-laid absorbent pulp sheet suitable for immediate conversion into an absorbent product

Country Status (2)

Country Link
US (1) US20030070776A1 (en)
WO (1) WO1997004162A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7074301B2 (en) * 2002-06-11 2006-07-11 Rayonier Products And Financial Services Company Chemically cross-linked cellulose fiber and method of making same
US20040177935A1 (en) * 2003-03-14 2004-09-16 Hamed Othman A. Method for making chemically cross-linked cellulosic fiber in the sheet form
US9809928B2 (en) * 2007-01-25 2017-11-07 International Paper Company Product to promote fluid flow
WO2018144309A1 (en) 2017-01-31 2018-08-09 Kimberly-Clark Worldwide, Inc. High bulk tissue comprising cross-linked fibers
WO2020198417A2 (en) * 2019-03-26 2020-10-01 Resolute Fp Canada, Inc. Curled fiber mats and methods of making and using same

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1913283A (en) * 1932-03-18 1933-06-06 Du Pont Impregnated paper product
US4689118A (en) * 1985-07-22 1987-08-25 Personal Products Company Cross-linked pore containing microfibrillated cellulose prepared by freezing and solvent exchange
US4898642A (en) * 1986-06-27 1990-02-06 The Procter & Gamble Cellulose Company Twisted, chemically stiffened cellulosic fibers and absorbent structures made therefrom

Family Cites Families (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1310694A (en) * 1919-07-22 Vance p
US1830131A (en) * 1929-05-09 1931-11-03 Jessup & Moore Paper Co Method of producing puffed pulp
US2083575A (en) * 1933-09-01 1937-06-15 Raybestons Manhattan Inc Method of modifying cellulose pulp for paper making purposes
US2683088A (en) * 1952-06-10 1954-07-06 American Cyanamid Co Soft bibulous sheet
US2880726A (en) * 1954-01-04 1959-04-07 Fred B Stieg Cellulose sponges
US3057037A (en) * 1958-04-17 1962-10-09 American Viscose Corp Compression resistant rayon staple
US3105491A (en) * 1960-06-22 1963-10-01 Kimberly Clark Co Composite macrofibers and absorbent pads made therefrom
US3670731A (en) * 1966-05-20 1972-06-20 Johnson & Johnson Absorbent product containing a hydrocolloidal composition
US3661154A (en) * 1969-05-26 1972-05-09 David Torr Water-absorbing material
US3739782A (en) * 1970-05-05 1973-06-19 Kimberly Clark Co Absorbent fibers of phosphorylated cellulose with ion exchange properties and catamenial tampons made therefrom
US3658613A (en) * 1970-06-17 1972-04-25 Personal Products Co Absorbent products from wet cross-linked wood pulpboard and methods of making the same
US3809604A (en) * 1972-08-02 1974-05-07 Riegel Textile Corp Process for forming a fluffed fibrous pulp batt
US3897782A (en) * 1974-01-07 1975-08-05 Johnson & Johnson Body fluid barrier films
IN144057B (en) * 1974-12-09 1978-03-18 Personal Products Co
DE2556723C3 (en) * 1975-12-17 1978-09-14 Hoechst Ag, 6000 Frankfurt Method and device for the electrostatic coating of a strip made of hydrophilic material with powder made of a modified cellulose ether
US4103062A (en) * 1976-06-14 1978-07-25 Johnson & Johnson Absorbent panel having densified portion with hydrocolloid material fixed therein
US4165743A (en) * 1976-11-29 1979-08-28 Akzona Incorporated Regenerated cellulose fibers containing alkali metal or ammonium salt of a copolymer of an alkyl vinyl ether and ethylene dicarboxylic acid or anhydride and a process for making them
US4104214A (en) * 1976-12-01 1978-08-01 Akzona Incorporated Fluid absorbent cellulose fibers containing alkaline salts of polymers of acrylic acid, methacrylic acid or an acryloamidoalkane sulfonic acid with aliphatic esters of acrylic acid or methacrylic acid
US4242242A (en) * 1977-06-10 1980-12-30 Akzona Incorporated Highly absorbent fibers of rayon with sulfonic acid polymer incorporated
US4340556A (en) * 1980-12-05 1982-07-20 Personal Products Company Production of fibrous sliver having particulate matter distributed therethrough
US4424247A (en) * 1981-11-09 1984-01-03 The Dow Chemical Company Absorbent polymer-fiber composites and method for preparing the same
US4767848A (en) * 1985-07-22 1988-08-30 Personal Products Company Cross-linked microfibrillated cellulose prepared from pore generating particles
US4911700A (en) * 1985-07-22 1990-03-27 Mcneil-Ppc, Inc. Cross-linked microfibrillated cellulose prepared from pure generating particles
US4888093A (en) * 1986-06-27 1989-12-19 The Procter & Gamble Cellulose Company Individualized crosslinked fibers and process for making said fibers
US4919681A (en) * 1988-02-16 1990-04-24 Basf Corporation Method of preparing cellulosic fibers having increased absorbency
US5147343B1 (en) * 1988-04-21 1998-03-17 Kimberly Clark Co Absorbent products containing hydrogels with ability to swell against pressure
US5071681A (en) * 1988-07-28 1991-12-10 James River Corporation Of Virginia Water absorbent fiber web
US5091240A (en) * 1989-09-05 1992-02-25 Tambrands, Inc. Laminate incorporating hot melt and water based adhesives
US5019063A (en) * 1989-10-30 1991-05-28 The Procter & Gamble Company Absorbent articles containing mechanical pulp and polymeric gelling material
WO1992018078A1 (en) * 1991-04-18 1992-10-29 Smith & Nephew Plc Hygienic absorbent devices
GB9108942D0 (en) * 1991-04-26 1991-06-12 Courtaulds Plc Fibre
US5147345A (en) * 1991-08-12 1992-09-15 The Procter & Gamble Company High efficiency absorbent articles for incontinence management
SE501699C2 (en) * 1993-06-21 1995-04-24 Moelnlycke Ab Superabsorbent material with delayed activation time and absorbent articles containing the same
JP4176145B2 (en) * 1993-10-21 2008-11-05 ザ プロクター アンド ギャンブル カンパニー Menstrual absorption structure
USH1698H (en) * 1994-10-21 1997-11-04 The Procter & Gamble Company Absorbent structures having thermally bonded resilient web for improved fit and comfort
US5549589A (en) * 1995-02-03 1996-08-27 The Procter & Gamble Company Fluid distribution member for absorbent articles exhibiting high suction and high capacity
US5766159A (en) * 1995-07-06 1998-06-16 International Paper Company Personal hygiene articles for absorbing fluids

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1913283A (en) * 1932-03-18 1933-06-06 Du Pont Impregnated paper product
US4689118A (en) * 1985-07-22 1987-08-25 Personal Products Company Cross-linked pore containing microfibrillated cellulose prepared by freezing and solvent exchange
US4898642A (en) * 1986-06-27 1990-02-06 The Procter & Gamble Cellulose Company Twisted, chemically stiffened cellulosic fibers and absorbent structures made therefrom

Also Published As

Publication number Publication date
WO1997004162A2 (en) 1997-02-06
US20030070776A1 (en) 2003-04-17

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