JPH0437557B2 - - Google Patents
Info
- Publication number
- JPH0437557B2 JPH0437557B2 JP56075606A JP7560681A JPH0437557B2 JP H0437557 B2 JPH0437557 B2 JP H0437557B2 JP 56075606 A JP56075606 A JP 56075606A JP 7560681 A JP7560681 A JP 7560681A JP H0437557 B2 JPH0437557 B2 JP H0437557B2
- Authority
- JP
- Japan
- Prior art keywords
- polymer
- ptc
- heater
- composition
- carbon black
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 239000000203 mixture Substances 0.000 claims description 52
- 229920000642 polymer Polymers 0.000 claims description 31
- 229920001940 conductive polymer Polymers 0.000 claims description 10
- 239000011231 conductive filler Substances 0.000 claims description 9
- 239000006229 carbon black Substances 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 239000002033 PVDF binder Substances 0.000 claims description 5
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 4
- 229920001577 copolymer Polymers 0.000 claims description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 2
- 239000005977 Ethylene Substances 0.000 claims description 2
- 238000004132 cross linking Methods 0.000 claims description 2
- 230000001747 exhibiting effect Effects 0.000 claims description 2
- 238000000137 annealing Methods 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 239000004809 Teflon Substances 0.000 description 2
- 229920006362 Teflon® Polymers 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 1
- VWVRASTUFJRTHW-UHFFFAOYSA-N 2-[3-(azetidin-3-yloxy)-4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]pyrazol-1-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound O=C(CN1C=C(C(OC2CNC2)=N1)C1=CN=C(NC2CC3=C(C2)C=CC=C3)N=C1)N1CCC2=C(C1)N=NN2 VWVRASTUFJRTHW-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004831 Hot glue Substances 0.000 description 1
- 229920010177 Kynar® 460 Polymers 0.000 description 1
- 239000006057 Non-nutritive feed additive Substances 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 239000012777 electrically insulating material Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000013020 steam cleaning Methods 0.000 description 1
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—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/12—Heating 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—Heating 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/02—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Resistance Heating (AREA)
- Thermistors And Varistors (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/150,911 US4318881A (en) | 1980-05-19 | 1980-05-19 | Method for annealing PTC compositions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5710648A JPS5710648A (en) | 1982-01-20 |
| JPH0437557B2 true JPH0437557B2 (US07922777-20110412-C00004.png) | 1992-06-19 |
Family
ID=22536517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7560681A Granted JPS5710648A (en) | 1980-05-19 | 1981-05-19 | Ptc electroconductive polymer compositions and electric device containing them |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4318881A (US07922777-20110412-C00004.png) |
| JP (1) | JPS5710648A (US07922777-20110412-C00004.png) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4560524A (en) * | 1983-04-15 | 1985-12-24 | Smuckler Jack H | Method of manufacturing a positive temperature coefficient resistive heating element |
| JPS60262856A (ja) * | 1984-06-11 | 1985-12-26 | Fujikura Ltd | 導電性重合体組成物並びにこれを用いたヒ−タ− |
| US4668857A (en) * | 1985-08-16 | 1987-05-26 | Belton Corporation | Temperature self-regulating resistive heating element |
| EP0242029B1 (en) | 1986-02-20 | 1991-12-11 | RAYCHEM CORPORATION (a Delaware corporation) | Method and articles employing ion exchange material |
| JPH0799721B2 (ja) * | 1986-09-13 | 1995-10-25 | 日本メクトロン株式会社 | Ｐｔｃ組成物の製造法 |
| US4880577A (en) * | 1987-07-24 | 1989-11-14 | Daito Communication Apparatus Co., Ltd. | Process for producing self-restoring over-current protective device by grafting method |
| US5000875A (en) * | 1987-10-16 | 1991-03-19 | E. I. Du Pont De Nemours And Company | Conductive filled fluoropolymers |
| US4967057A (en) * | 1988-08-02 | 1990-10-30 | Bayless Ronald E | Snow melting heater mats |
| US5317061A (en) * | 1993-02-24 | 1994-05-31 | Raychem Corporation | Fluoropolymer compositions |
| US5552199A (en) * | 1994-09-02 | 1996-09-03 | Minnesota Mining And Manufacturing Company | Melt-processable electroconductive fluoroplastic |
| US5550350A (en) * | 1994-11-17 | 1996-08-27 | Donald W. Barnes | Heated ice-melting blocks for steps |
| EP1260747A1 (en) * | 2000-03-03 | 2002-11-27 | Toyoda Gosei Co., Ltd. | Resin hose for fuel |
| US6597551B2 (en) | 2000-12-13 | 2003-07-22 | Huladyne Corporation | Polymer current limiting device and method of manufacture |
| JP2005056508A (ja) * | 2003-08-05 | 2005-03-03 | Tdk Corp | 薄膜磁気ヘッドの製造方法 |
| US8716633B2 (en) * | 2009-10-13 | 2014-05-06 | Uniplatek Co., Ltd. | Method for manufacturing PTC device and system for preventing overheating of planar heaters using the same |
| CN102161245B (zh) * | 2010-02-16 | 2014-10-22 | (株)优暖福乐 | 正温度系数器件制造方法及平面发热体防过热系统 |
| WO2017123620A1 (en) | 2016-01-12 | 2017-07-20 | 3M Innovative Properties Company | Heating tape and system |
| CN111647320B (zh) * | 2020-06-04 | 2022-08-09 | 广东康烯科技有限公司 | Ptc石墨烯基导电油墨的制备方法及ptc石墨烯基导电油墨 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5219746A (en) * | 1975-08-04 | 1977-02-15 | Raychem Corp | Process for production of articles showing ptc demeanour |
| JPS53149243A (en) * | 1977-06-01 | 1978-12-26 | Dynamit Nobel Ag | Molding material based on homopolymer of vinylidene fluoride and on copolymer consisting essentially of vinylidene fluoride |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3861029A (en) * | 1972-09-08 | 1975-01-21 | Raychem Corp | Method of making heater cable |
| US3914363A (en) * | 1972-09-08 | 1975-10-21 | Raychem Corp | Method of forming self-limiting conductive extrudates |
| US3823217A (en) * | 1973-01-18 | 1974-07-09 | Raychem Corp | Resistivity variance reduction |
| US4177376A (en) * | 1974-09-27 | 1979-12-04 | Raychem Corporation | Layered self-regulating heating article |
-
1980
- 1980-05-19 US US06/150,911 patent/US4318881A/en not_active Expired - Lifetime
-
1981
- 1981-05-19 JP JP7560681A patent/JPS5710648A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5219746A (en) * | 1975-08-04 | 1977-02-15 | Raychem Corp | Process for production of articles showing ptc demeanour |
| JPS53149243A (en) * | 1977-06-01 | 1978-12-26 | Dynamit Nobel Ag | Molding material based on homopolymer of vinylidene fluoride and on copolymer consisting essentially of vinylidene fluoride |
Also Published As
| Publication number | Publication date |
|---|---|
| US4318881A (en) | 1982-03-09 |
| JPS5710648A (en) | 1982-01-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4334351A (en) | Novel PTC devices and their preparation | |
| US4400614A (en) | PTC Devices and their preparation | |
| US4591700A (en) | PTC compositions | |
| JPH0437557B2 (US07922777-20110412-C00004.png) | ||
| US4668857A (en) | Temperature self-regulating resistive heating element | |
| US4304987A (en) | Electrical devices comprising conductive polymer compositions | |
| US4277673A (en) | Electrically conductive self-regulating article | |
| US4426339A (en) | Method of making electrical devices comprising conductive polymer compositions | |
| JPS5818722B2 (ja) | 自己調節性電気物品およびその製造方法 | |
| JPS6221235B2 (US07922777-20110412-C00004.png) | ||
| GB2052228A (en) | Flexible heating elements and dies and processes for the production thereof | |
| JPS6250505B2 (US07922777-20110412-C00004.png) | ||
| EP0040537B1 (en) | Ptc conductive polymer compositions and devices comprising them and a method of making them | |
| US4876440A (en) | Electrical devices comprising conductive polymer compositions | |
| US4327480A (en) | Electrically conductive composition, process for making an article using same | |
| JPH0562439B2 (US07922777-20110412-C00004.png) | ||
| GB2075992A (en) | PTC Conductive Polymers and Devices Comprising Them | |
| JP2000515448A (ja) | 導電性ポリマー組成物を含んでなるラミネートの製造方法 | |
| JPH083017B2 (ja) | 発熱体組成物の製造方法 | |
| CN115413069A (zh) | Ptc发热体及其制造方法 | |
| JPS6325468B2 (US07922777-20110412-C00004.png) | ||
| JP3271784B2 (ja) | 正温度係数特性素子の製造方法 | |
| JPH03143938A (ja) | 導電性樹脂組成物およびそれを用いた発熱体 | |
| JP3408623B2 (ja) | 導電性シートの成形法 | |
| JPS58106787A (ja) | 自己温度制御性ヒ−タ |
