JPH0340482B2 - - Google Patents
Info
- Publication number
- JPH0340482B2 JPH0340482B2 JP56060541A JP6054181A JPH0340482B2 JP H0340482 B2 JPH0340482 B2 JP H0340482B2 JP 56060541 A JP56060541 A JP 56060541A JP 6054181 A JP6054181 A JP 6054181A JP H0340482 B2 JPH0340482 B2 JP H0340482B2
- Authority
- JP
- Japan
- Prior art keywords
- electrodes
- conductive polymer
- ptc
- resistance
- electrode
- 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
- 229920001940 conductive polymer Polymers 0.000 claims abstract description 26
- 239000011810 insulating material Substances 0.000 claims description 3
- 230000001012 protector Effects 0.000 claims 4
- 239000007787 solid Substances 0.000 claims 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 14
- 239000000203 mixture Substances 0.000 description 10
- 229910052759 nickel Inorganic materials 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000006229 carbon black Substances 0.000 description 2
- 239000011231 conductive filler Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
-
- 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
- H01C7/027—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 consisting of conducting or semi-conducting material dispersed in a non-conductive organic material
-
- 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
- H01C7/13—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 current responsive
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Ceramic Engineering (AREA)
- Thermistors And Varistors (AREA)
- Resistance Heating (AREA)
- Emergency Protection Circuit Devices (AREA)
- Bipolar Transistors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/142,054 US4317027A (en) | 1980-04-21 | 1980-04-21 | Circuit protection devices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56160006A JPS56160006A (en) | 1981-12-09 |
| JPH0340482B2 true JPH0340482B2 (cg-RX-API-DMAC7.html) | 1991-06-19 |
Family
ID=22498387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6054181A Granted JPS56160006A (en) | 1980-04-21 | 1981-04-21 | Electric device with positive temperature coefficient element |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4317027A (cg-RX-API-DMAC7.html) |
| EP (1) | EP0038717B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JPS56160006A (cg-RX-API-DMAC7.html) |
| AT (1) | ATE15112T1 (cg-RX-API-DMAC7.html) |
| CA (1) | CA1177528A (cg-RX-API-DMAC7.html) |
| DE (1) | DE3171887D1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB2074375B (cg-RX-API-DMAC7.html) |
| HK (1) | HK82389A (cg-RX-API-DMAC7.html) |
Families Citing this family (78)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4445026A (en) * | 1979-05-21 | 1984-04-24 | Raychem Corporation | Electrical devices comprising PTC conductive polymer elements |
| US4413301A (en) | 1980-04-21 | 1983-11-01 | Raychem Corporation | Circuit protection devices comprising PTC element |
| JPS6316156Y2 (cg-RX-API-DMAC7.html) * | 1980-10-08 | 1988-05-09 | ||
| US4549161A (en) * | 1982-02-17 | 1985-10-22 | Raychem Corporation | PTC Circuit protection device |
| US4550301A (en) * | 1982-02-17 | 1985-10-29 | Raychem Corporation | PTC Circuit protection device |
| US4542365A (en) * | 1982-02-17 | 1985-09-17 | Raychem Corporation | PTC Circuit protection device |
| US4481498A (en) * | 1982-02-17 | 1984-11-06 | Raychem Corporation | PTC Circuit protection device |
| AT383931B (de) * | 1982-11-11 | 1987-09-10 | Hans Oppitz | Flaechenheizelement, insbesondere fuer verbaende oder heizdecken |
| US4517449A (en) * | 1983-05-11 | 1985-05-14 | Raychem Corporation | Laminar electrical heaters |
| US4548662A (en) * | 1983-05-11 | 1985-10-22 | Raychem Corporation | Method of providing a protective covering over a substrate |
| ATE77155T1 (de) | 1983-06-30 | 1992-06-15 | Raychem Corp | Methode zur erkennung und beschaffung von information ueber die veraenderungen von variablen. |
| US4783587A (en) * | 1984-12-18 | 1988-11-08 | Matsushita Electric Industrial Co., Ltd. | Self-regulating heating article having electrodes directly connected to a PTC layer |
| US4647894A (en) * | 1985-03-14 | 1987-03-03 | Raychem Corporation | Novel designs for packaging circuit protection devices |
| US4774024A (en) * | 1985-03-14 | 1988-09-27 | Raychem Corporation | Conductive polymer compositions |
| US4857880A (en) * | 1985-03-14 | 1989-08-15 | Raychem Corporation | Electrical devices comprising cross-linked conductive polymers |
| US4724417A (en) * | 1985-03-14 | 1988-02-09 | Raychem Corporation | Electrical devices comprising cross-linked conductive polymers |
| US4884163A (en) * | 1985-03-14 | 1989-11-28 | Raychem Corporation | Conductive polymer devices |
| ATE70363T1 (de) | 1986-02-20 | 1991-12-15 | Raychem Corp | Einen ionentauschenden stoff verwendende verfahren und gegenstand. |
| JPH0690962B2 (ja) * | 1986-03-31 | 1994-11-14 | 日本メクトロン株式会社 | Ptc素子の製造法 |
| US4924074A (en) * | 1987-09-30 | 1990-05-08 | Raychem Corporation | Electrical device comprising conductive polymers |
| US5166658A (en) * | 1987-09-30 | 1992-11-24 | Raychem Corporation | Electrical device comprising conductive polymers |
| US4907340A (en) * | 1987-09-30 | 1990-03-13 | Raychem Corporation | Electrical device comprising conductive polymers |
| US4937435A (en) * | 1987-12-14 | 1990-06-26 | Thermon Manufacturing Company | Flexible electric heating pad using PTC ceramic thermistor chip heating elements |
| US5066104A (en) * | 1988-03-25 | 1991-11-19 | Raychem Corporation | Liquid crystal electrical fault indicators |
| US4873508A (en) * | 1988-06-06 | 1989-10-10 | Therm-O-Disc, Incorporated | Variable resistance thermal protector and method of making same |
| US4919744A (en) * | 1988-09-30 | 1990-04-24 | Raychem Corporation | Method of making a flexible heater comprising a conductive polymer |
| US5436609A (en) * | 1990-09-28 | 1995-07-25 | Raychem Corporation | Electrical device |
| US5089801A (en) * | 1990-09-28 | 1992-02-18 | Raychem Corporation | Self-regulating ptc devices having shaped laminar conductive terminals |
| US5250228A (en) * | 1991-11-06 | 1993-10-05 | Raychem Corporation | Conductive polymer composition |
| US5303115A (en) * | 1992-01-27 | 1994-04-12 | Raychem Corporation | PTC circuit protection device comprising mechanical stress riser |
| US5254968A (en) * | 1992-06-15 | 1993-10-19 | General Motors Corporation | Electrically conductive plastic speed control resistor for an automotive blower motor |
| US5852397A (en) * | 1992-07-09 | 1998-12-22 | Raychem Corporation | Electrical devices |
| US5451919A (en) * | 1993-06-29 | 1995-09-19 | Raychem Corporation | Electrical device comprising a conductive polymer composition |
| CA2190361A1 (en) | 1994-05-16 | 1995-11-23 | Michael Zhang | Electrical devices comprising a ptc resistive element |
| DE4441280C2 (de) * | 1994-11-19 | 1998-08-27 | Asea Brown Boveri | Kaltleiter und Vorrichtung zur Strombegrenzung mit mindestens einem Kaltleiter |
| US5614881A (en) * | 1995-08-11 | 1997-03-25 | General Electric Company | Current limiting device |
| EP0845148B1 (en) * | 1995-08-15 | 2000-01-19 | Bourns Multifuse (Hong Kong), Ltd. | Surface mount conductive polymer devices and method for manufacturing such devices |
| TW309619B (cg-RX-API-DMAC7.html) * | 1995-08-15 | 1997-07-01 | Mourns Multifuse Hong Kong Ltd | |
| US5864458A (en) * | 1995-09-14 | 1999-01-26 | Raychem Corporation | Overcurrent protection circuits comprising combinations of PTC devices and switches |
| US5737160A (en) * | 1995-09-14 | 1998-04-07 | Raychem Corporation | Electrical switches comprising arrangement of mechanical switches and PCT device |
| US5689395A (en) * | 1995-09-14 | 1997-11-18 | Raychem Corporation | Overcurrent protection circuit |
| US5666254A (en) * | 1995-09-14 | 1997-09-09 | Raychem Corporation | Voltage sensing overcurrent protection circuit |
| BR9710325A (pt) | 1996-07-16 | 2000-01-11 | Raychem Corp | Sistema de proteção de circuito. |
| US5841111A (en) * | 1996-12-19 | 1998-11-24 | Eaton Corporation | Low resistance electrical interface for current limiting polymers by plasma processing |
| US5929744A (en) * | 1997-02-18 | 1999-07-27 | General Electric Company | Current limiting device with at least one flexible electrode |
| US6535103B1 (en) | 1997-03-04 | 2003-03-18 | General Electric Company | Current limiting arrangement and method |
| US5977861A (en) * | 1997-03-05 | 1999-11-02 | General Electric Company | Current limiting device with grooved electrode structure |
| AU7712098A (en) | 1997-06-04 | 1998-12-21 | Tyco Electronics Corporation | Circuit protection devices |
| US6191681B1 (en) | 1997-07-21 | 2001-02-20 | General Electric Company | Current limiting device with electrically conductive composite and method of manufacturing the electrically conductive composite |
| US6020808A (en) * | 1997-09-03 | 2000-02-01 | Bourns Multifuse (Hong Kong) Ltd. | Multilayer conductive polymer positive temperature coefficent device |
| US6078160A (en) * | 1997-10-31 | 2000-06-20 | Cilluffo; Anthony | Bidirectional DC motor control circuit including overcurrent protection PTC device and relay |
| US6373372B1 (en) | 1997-11-24 | 2002-04-16 | General Electric Company | Current limiting device with conductive composite material and method of manufacturing the conductive composite material and the current limiting device |
| US6128168A (en) * | 1998-01-14 | 2000-10-03 | General Electric Company | Circuit breaker with improved arc interruption function |
| WO1999040663A1 (en) * | 1998-02-06 | 1999-08-12 | Tyco Electronics Corporation | Electrical systems |
| JP2002503075A (ja) | 1998-02-06 | 2002-01-29 | タイコ・エレクトロニクス・コーポレイション | 電気的保護システム |
| US6242997B1 (en) | 1998-03-05 | 2001-06-05 | Bourns, Inc. | Conductive polymer device and method of manufacturing same |
| US6172591B1 (en) | 1998-03-05 | 2001-01-09 | Bourns, Inc. | Multilayer conductive polymer device and method of manufacturing same |
| US6236302B1 (en) | 1998-03-05 | 2001-05-22 | Bourns, Inc. | Multilayer conductive polymer device and method of manufacturing same |
| US6380839B2 (en) | 1998-03-05 | 2002-04-30 | Bourns, Inc. | Surface mount conductive polymer device |
| US6290879B1 (en) | 1998-05-20 | 2001-09-18 | General Electric Company | Current limiting device and materials for a current limiting device |
| US6124780A (en) * | 1998-05-20 | 2000-09-26 | General Electric Company | Current limiting device and materials for a current limiting device |
| DE19833609A1 (de) * | 1998-07-25 | 2000-01-27 | Abb Research Ltd | Elektrisches Bauteil mit einer Einschnürung in einem PTC-Polymerelement |
| US6133820A (en) * | 1998-08-12 | 2000-10-17 | General Electric Company | Current limiting device having a web structure |
| US6349022B1 (en) | 1998-09-18 | 2002-02-19 | Tyco Electronics Corporation | Latching protection circuit |
| CN1319235A (zh) | 1998-09-25 | 2001-10-24 | 伯恩斯公司 | 制备正温度系数聚合材料的两步方法 |
| JP3624395B2 (ja) * | 1999-02-15 | 2005-03-02 | 株式会社村田製作所 | チップ型サーミスタの製造方法 |
| US6144540A (en) * | 1999-03-09 | 2000-11-07 | General Electric Company | Current suppressing circuit breaker unit for inductive motor protection |
| US6157286A (en) * | 1999-04-05 | 2000-12-05 | General Electric Company | High voltage current limiting device |
| US6300859B1 (en) | 1999-08-24 | 2001-10-09 | Tyco Electronics Corporation | Circuit protection devices |
| US6640420B1 (en) * | 1999-09-14 | 2003-11-04 | Tyco Electronics Corporation | Process for manufacturing a composite polymeric circuit protection device |
| US6854176B2 (en) * | 1999-09-14 | 2005-02-15 | Tyco Electronics Corporation | Process for manufacturing a composite polymeric circuit protection device |
| US6323751B1 (en) | 1999-11-19 | 2001-11-27 | General Electric Company | Current limiter device with an electrically conductive composite material and method of manufacturing |
| US6429533B1 (en) | 1999-11-23 | 2002-08-06 | Bourns Inc. | Conductive polymer device and method of manufacturing same |
| ATE352846T1 (de) | 2000-01-25 | 2007-02-15 | Abb Research Ltd | Elektrisches bauelement aus ptc-polymer zur strombegrenzung und zum kurzschluss-schutz |
| KR100381917B1 (ko) * | 2001-02-16 | 2003-04-26 | 엘지전선 주식회사 | 3층 전도성 복합체를 함유한 전기소자 |
| US6937454B2 (en) * | 2002-06-25 | 2005-08-30 | Tyco Electronics Corporation | Integrated device providing overcurrent and overvoltage protection and common-mode filtering to data bus interface |
| KR101293400B1 (ko) * | 2005-07-29 | 2013-08-05 | 타이코 일렉트로닉스 코포레이션 | 열적 커플링된 금속 산화물 바리스터 과전압 요소 및중합체성 정온도 계수 과전류 요소를 갖는 회로 보호 소자 |
| US10878980B2 (en) * | 2017-09-12 | 2020-12-29 | Littelfuse, Inc. | PPTC material with low percolation threshold for conductive filler |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3351882A (en) * | 1964-10-09 | 1967-11-07 | Polyelectric Corp | Plastic resistance elements and methods for making same |
| IT962174B (it) * | 1971-08-23 | 1973-12-20 | Matsushita Electric Industrial Co Ltd | Resistore di composizione non infiammabile |
| JPS568457B2 (cg-RX-API-DMAC7.html) * | 1973-05-30 | 1981-02-24 | Matsushita Electric Industrial Co Ltd | |
| US4017715A (en) * | 1975-08-04 | 1977-04-12 | Raychem Corporation | Temperature overshoot heater |
| US4177376A (en) * | 1974-09-27 | 1979-12-04 | Raychem Corporation | Layered self-regulating heating article |
| US4177446A (en) * | 1975-12-08 | 1979-12-04 | Raychem Corporation | Heating elements comprising conductive polymers capable of dimensional change |
| GB2024579B (en) * | 1978-06-15 | 1982-12-08 | Hotfoil Ltd | Resistance heating tape |
| US4238812A (en) * | 1978-12-01 | 1980-12-09 | Raychem Corporation | Circuit protection devices comprising PTC elements |
| US4272471A (en) * | 1979-05-21 | 1981-06-09 | Raychem Corporation | Method for forming laminates comprising an electrode and a conductive polymer layer |
| BR8101228A (pt) * | 1980-03-03 | 1981-09-08 | Minnesota Mining & Mfg | Composicao elastomerica, artigo tubular elastomerico e artigo para uso em emenda e terminacao de cabos de energia eletrica |
| US4352083A (en) * | 1980-04-21 | 1982-09-28 | Raychem Corporation | Circuit protection devices |
-
1980
- 1980-04-21 US US06/142,054 patent/US4317027A/en not_active Expired - Lifetime
-
1981
- 1981-04-21 AT AT81301768T patent/ATE15112T1/de not_active IP Right Cessation
- 1981-04-21 GB GB8112308A patent/GB2074375B/en not_active Expired
- 1981-04-21 EP EP81301768A patent/EP0038717B1/en not_active Expired
- 1981-04-21 JP JP6054181A patent/JPS56160006A/ja active Granted
- 1981-04-21 DE DE8181301768T patent/DE3171887D1/de not_active Expired
- 1981-04-21 CA CA000375839A patent/CA1177528A/en not_active Expired
-
1989
- 1989-10-19 HK HK823/89A patent/HK82389A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| ATE15112T1 (de) | 1985-09-15 |
| GB2074375A (en) | 1981-10-28 |
| JPS56160006A (en) | 1981-12-09 |
| EP0038717B1 (en) | 1985-08-21 |
| EP0038717A3 (en) | 1983-02-09 |
| HK82389A (en) | 1989-10-27 |
| CA1177528A (en) | 1984-11-06 |
| DE3171887D1 (en) | 1985-09-26 |
| US4317027A (en) | 1982-02-23 |
| EP0038717A2 (en) | 1981-10-28 |
| GB2074375B (en) | 1984-04-18 |
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