FR2392572B1 - - Google Patents

Info

Publication number: FR2392572B1
Authority: FR; France
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

Application number

FR7737164A

Other languages

Other versions

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Raychem Corp

Original Assignee

Raychem Corp

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.)

1976-12-13

Filing date

1977-12-09

Publication date

1984-03-30

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25016715&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FR2392572(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1977-12-09 Application filed by Raychem Corp filed Critical Raychem Corp

1978-12-22 Publication of FR2392572A1 publication Critical patent/FR2392572A1/en

1984-03-30 Application granted granted Critical

1984-03-30 Publication of FR2392572B1 publication Critical patent/FR2392572B1/fr

Status Granted legal-status Critical Current

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
- 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

Landscapes

Engineering & Computer Science (AREA)
Microelectronics & Electronic Packaging (AREA)
Ceramic Engineering (AREA)
Chemical & Material Sciences (AREA)
Physics & Mathematics (AREA)
Electromagnetism (AREA)
Dispersion Chemistry (AREA)
Resistance Heating (AREA)
Compositions Of Macromolecular Compounds (AREA)
Conductive Materials (AREA)
Thermistors And Varistors (AREA)
Control Of Resistance Heating (AREA)
Apparatuses And Processes For Manufacturing Resistors (AREA)

FR7737164A 1976-12-13 1977-12-09 ELECTRICAL DEVICES CONTAINING CONDUCTIVE POLYMER COMPOSITIONS Granted FR2392572A1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US75014976A	1976-12-13	1976-12-13

Publications (2)

Publication Number	Publication Date
FR2392572A1 FR2392572A1 (en)	1978-12-22
FR2392572B1 true FR2392572B1 (en)	1984-03-30

Family

ID=25016715

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7737164A Granted FR2392572A1 (en)	1976-12-13	1977-12-09	ELECTRICAL DEVICES CONTAINING CONDUCTIVE POLYMER COMPOSITIONS

Country Status (10)

Country	Link
JP (4)	JPS6057192B2 (en)
AU (1)	AU515034B2 (en)
BE (1)	BE861776A (en)
CA (2)	CA1106890A (en)
DE (1)	DE2755077A1 (en)
FR (1)	FR2392572A1 (en)
GB (2)	GB1600257A (en)
NL (1)	NL185545C (en)
NO (1)	NO147735C (en)
SE (3)	SE434587B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4238812A (en) *	1978-12-01	1980-12-09	Raychem Corporation	Circuit protection devices comprising PTC elements
NZ193661A (en) *	1979-05-10	1983-06-17	Sunbeam Corp	Heating element conductive and ptc material
CA1156300A (en) *	1980-04-01	1983-11-01	Gordon S. Carlson	Electric blanket safety circuit
US4591700A (en) *	1980-05-19	1986-05-27	Raychem Corporation	PTC compositions
CA1168433A (en) *	1980-05-19	1984-06-05	Umesh K. Sopory	Ptc conductive polymers and devices comprising them
US4309596A (en) *	1980-06-24	1982-01-05	Sunbeam Corporation	Flexible self-limiting heating cable
EP0250776B1 (en)	1983-06-30	1992-06-10	RAYCHEM CORPORATION (a Delaware corporation)	Method for detecting and obtaining information about changes in variables
GB8623082D0 (en) *	1986-09-25	1986-10-29	Raychem Gmbh	Heated conduit
DE4024268A1 (en) *	1990-07-31	1992-02-06	Lehmann & Voss & Co	Electroconductive plastics element for heater or electronic device - contains synergistic mixt. of carbon or graphite powder and fibres and opt. metal fibres
DE4307371A1 (en) *	1993-03-09	1994-09-15	Hit Hillesheim Innovations Und	Heatable line for a flow medium
DE4426188A1 (en) *	1994-07-23	1996-01-25	Mekra Rangau Plastics	Outside mirrors for motor vehicles
CN113635534A (en) *	2021-08-10	2021-11-12	芜湖佳宏新材料股份有限公司	Process method for reducing contact resistance of conductive polymer and metal conductor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB828334A (en) *	1956-10-30	1960-02-17	British Insulated Callenders	Improvements in or relating to electrically conductive non-metallic materials
US3861029A (en) *	1972-09-08	1975-01-21	Raychem Corp	Method of making heater cable
JPS5530669B2 (en) *	1974-03-29	1980-08-12
JPS5432173B2 (en) *	1974-03-29	1979-10-12
US4177376A (en) *	1974-09-27	1979-12-04	Raychem Corporation	Layered self-regulating heating article
CA1100561A (en) *	1975-12-08	1981-05-05	Stephen H. Diaz	Apertured deformable laminar heating elements

1977
- 1977-12-07 GB GB26479/80A patent/GB1600257A/en not_active Expired
- 1977-12-07 GB GB50916/77A patent/GB1600256A/en not_active Expired
- 1977-12-09 AU AU31394/77A patent/AU515034B2/en not_active Expired
- 1977-12-09 FR FR7737164A patent/FR2392572A1/en active Granted
- 1977-12-10 DE DE19772755077 patent/DE2755077A1/en active Granted
- 1977-12-12 BE BE183389A patent/BE861776A/en not_active IP Right Cessation
- 1977-12-12 CA CA292,832A patent/CA1106890A/en not_active Expired
- 1977-12-12 NO NO774258A patent/NO147735C/en unknown
- 1977-12-13 NL NL7713800A patent/NL185545C/en not_active IP Right Cessation
- 1977-12-13 JP JP52149792A patent/JPS6057192B2/en not_active Expired
- 1977-12-13 SE SE7714126A patent/SE434587B/en not_active IP Right Cessation
1983
- 1983-07-19 SE SE8304042A patent/SE447781B/en not_active IP Right Cessation
1985
- 1985-08-09 CA CA000488467A patent/CA1206507B/en not_active Expired
- 1985-10-28 SE SE8505088A patent/SE8505088D0/en not_active Application Discontinuation
1989
- 1989-05-22 JP JP1128617A patent/JPH0256887A/en active Granted
- 1989-05-22 JP JP1128616A patent/JPH0256886A/en active Granted
1990
- 1990-10-23 JP JP2286933A patent/JPH03257783A/en active Granted

Also Published As

Publication number	Publication date
CA1106890A (en)	1981-08-11
AU515034B2 (en)	1981-03-12
DE2755077C2 (en)	1987-06-11
JPH053120B2 (en)	1993-01-14
NL7713800A (en)	1978-06-15
JPH0559557B2 (en)	1993-08-31
JPH0256886A (en)	1990-02-26
JPH0256887A (en)	1990-02-26
NL185545C (en)	1995-01-16
NL185545B (en)	1989-12-01
DE2755077A1 (en)	1978-06-29
JPH0562439B2 (en)	1993-09-08
JPH03257783A (en)	1991-11-18
FR2392572A1 (en)	1978-12-22
NO147735C (en)	1983-06-01
NO147735B (en)	1983-02-21
SE7714126L (en)	1978-06-14
BE861776A (en)	1978-06-12
SE447781B (en)	1986-12-08
SE8304042L (en)	1983-07-19
AU3139477A (en)	1979-06-14
NO774258L (en)	1978-06-14
SE8505088L (en)	1985-10-28
GB1600257A (en)	1981-10-14
SE434587B (en)	1984-07-30
SE8505088D0 (en)	1985-10-28
GB1600256A (en)	1981-10-14
SE8304042D0 (en)	1983-07-19
JPS6057192B2 (en)	1985-12-13
CA1206507B (en)	1986-06-24
JPS5395298A (en)	1978-08-21

Publication	Publication Date	Title
FR2337997B1 (en)	1984-10-26
FR2392572B1 (en)	1984-03-30
JPS5615684B2 (en)	1981-04-11
JPS5641542Y2 (en)	1981-09-29
JPS5642178Y2 (en)	1981-10-02
FR2361706B1 (en)	1978-12-22
JPS53487U (en)	1978-01-06
FR2346813B3 (en)	1978-12-22
JPS5390079U (en)	1978-07-24
JPS52155045U (en)	1977-11-25
JPS52148294U (en)	1977-11-10
JPS5319731U (en)	1978-02-20
JPS52169014U (en)	1977-12-22
DD125300A1 (en)	1977-04-13
DD124820A1 (en)	1977-03-16
CH604371A5 (en)	1978-09-15
CH600323A5 (en)	1978-06-15
DD124806A1 (en)	1977-03-16
DD125443A1 (en)	1977-04-20
DD125435A1 (en)	1977-04-20
DD125425A1 (en)	1977-04-20
CH603907A5 (en)	1978-08-31
DD125397A1 (en)	1977-04-20
CH602198A5 (en)	1978-07-31
DD125399A1 (en)	1977-04-20

Legal Events

Date	Code	Title	Description
1997-10-31	ST	Notification of lapse