WO2005052959A2 - Polymer compositions exhibiting a ptc property and method of fabrication - Google Patents
Polymer compositions exhibiting a ptc property and method of fabrication Download PDFInfo
- Publication number
- WO2005052959A2 WO2005052959A2 PCT/US2004/039251 US2004039251W WO2005052959A2 WO 2005052959 A2 WO2005052959 A2 WO 2005052959A2 US 2004039251 W US2004039251 W US 2004039251W WO 2005052959 A2 WO2005052959 A2 WO 2005052959A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- ptc
- elements
- composition
- conductive
- conductive polymer
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/10—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/12—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
- H05B3/14—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
- H05B3/146—Conductive polymers, e.g. polyethylene, thermoplastics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/02—Heaters using heating elements having a positive temperature coefficient
Abstract
Description
Claims
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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US52356703P | 2003-11-19 | 2003-11-19 | |
US60/523,567 | 2003-11-19 | ||
US56342404P | 2004-04-19 | 2004-04-19 | |
US60/563,424 | 2004-04-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2005052959A2 true WO2005052959A2 (en) | 2005-06-09 |
WO2005052959A3 WO2005052959A3 (en) | 2006-03-09 |
Family
ID=34636475
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2004/039251 WO2005052959A2 (en) | 2003-11-19 | 2004-11-18 | Polymer compositions exhibiting a ptc property and method of fabrication |
Country Status (2)
Country | Link |
---|---|
US (1) | US7309849B2 (en) |
WO (1) | WO2005052959A2 (en) |
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US20060000823A1 (en) | 2006-01-05 |
WO2005052959A3 (en) | 2006-03-09 |
US7309849B2 (en) | 2007-12-18 |
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