EP0063440A3 - Radiation cross-linking of ptc conductive polymers - Google Patents

Radiation cross-linking of ptc conductive polymers

Info

Publication number: EP0063440A3
Authority: EP; European Patent Office
Prior art keywords: linking; conductive polymers; radiation cross; ptc conductive; ptc
Prior art date: 1981-04-02
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.): Granted

Application number

EP82301765A

Other versions

EP0063440B1 (en

EP0063440A2 (en

Inventor

Stephen M. Jacobs

Mary Sandra Mctavish

James Michael Taylor

Frank Anthony Doljack

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.)

1981-04-02

Filing date

1982-04-02

Publication date

1983-04-13

1981-04-15 Priority claimed from US06/254,352 external-priority patent/US4426633A/en

1982-04-02 Application filed by Raychem Corp filed Critical Raychem Corp

1982-04-02 Priority to AT82301765T priority Critical patent/ATE46982T1/en

1982-10-27 Publication of EP0063440A2 publication Critical patent/EP0063440A2/en

1983-04-13 Publication of EP0063440A3 publication Critical patent/EP0063440A3/en

1989-10-04 Application granted granted Critical

1989-10-04 Publication of EP0063440B1 publication Critical patent/EP0063440B1/en

Status Expired legal-status Critical Current

Links

229920001940 conductive polymer Polymers 0.000 title 1
238000004132 cross linking Methods 0.000 title 1
230000005855 radiation Effects 0.000 title 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
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/20—Conductive material dispersed in non-conductive organic material
- H01B1/24—Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon or silicon
- 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

Landscapes

Engineering & Computer Science (AREA)
Microelectronics & Electronic Packaging (AREA)
Dispersion Chemistry (AREA)
Chemical & Material Sciences (AREA)
Physics & Mathematics (AREA)
Ceramic Engineering (AREA)
Electromagnetism (AREA)
Spectroscopy & Molecular Physics (AREA)
Thermistors And Varistors (AREA)
Conductive Materials (AREA)
Emergency Protection Circuit Devices (AREA)
Processes Of Treating Macromolecular Substances (AREA)
Compositions Of Macromolecular Compounds (AREA)

EP82301765A 1981-04-02 1982-04-02 Radiation cross-linking of ptc conductive polymers Expired EP0063440B1 (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
AT82301765T ATE46982T1 (en)	1981-04-02	1982-04-02	RADIATION CROSSLINKING OF PTC-CONDUCTIVE POLYMERS.

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US25049181A	1981-04-02	1981-04-02
US250491		1981-04-02
US254352		1981-04-15
US06/254,352 US4426633A (en)	1981-04-15	1981-04-15	Devices containing PTC conductive polymer compositions

Related Child Applications (1)

Application Number	Title	Priority Date	Filing Date
EP88117360.3 Division-Into		1982-04-02

Publications (3)

Publication Number	Publication Date
EP0063440A2 EP0063440A2 (en)	1982-10-27
EP0063440A3 true EP0063440A3 (en)	1983-04-13
EP0063440B1 EP0063440B1 (en)	1989-10-04

Family

ID=26940917

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
EP88117360A Expired - Lifetime EP0311142B1 (en)	1981-04-02	1982-04-02	Radiation cross-linking of ptc conductive polymers
EP82301765A Expired EP0063440B1 (en)	1981-04-02	1982-04-02	Radiation cross-linking of ptc conductive polymers

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
EP88117360A Expired - Lifetime EP0311142B1 (en)	1981-04-02	1982-04-02	Radiation cross-linking of ptc conductive polymers

Country Status (6)

Country	Link
EP (2)	EP0311142B1 (en)
JP (1)	JPH053101A (en)
DE (2)	DE3279970D1 (en)
GB (1)	GB2096393B (en)
HK (1)	HK83689A (en)
SG (1)	SG89388G (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4724417A (en) *	1985-03-14	1988-02-09	Raychem Corporation	Electrical devices comprising cross-linked conductive polymers
DK87287A (en)	1986-02-20	1987-08-21	Raychem Corp	METHOD AND APPARATUS FOR USING ION EXCHANGE MATERIAL
US4907340A (en) *	1987-09-30	1990-03-13	Raychem Corporation	Electrical device comprising conductive polymers
US4924074A (en) *	1987-09-30	1990-05-08	Raychem Corporation	Electrical device comprising conductive polymers
DE69634777T2 (en) *	1995-03-22	2006-02-02	Tyco Electronics Corp.	ELECTRICAL DEVICE
TW309619B (en)	1995-08-15	1997-07-01	Mourns Multifuse Hong Kong Ltd
WO1997006660A2 (en) *	1995-08-15	1997-02-27	Bourns, Multifuse (Hong Kong), Ltd.	Surface mount conductive polymer devices and method for manufacturing such devices
DE19548741A1 (en)	1995-12-23	1997-06-26	Abb Research Ltd	Process for the production of a material for PTC resistors
US5814264A (en) *	1996-04-12	1998-09-29	Littelfuse, Inc.	Continuous manufacturing methods for positive temperature coefficient materials
TW343423B (en) *	1996-08-01	1998-10-21	Raychem Corp	Method of making a laminate comprising a conductive polymer composition
US6020808A (en)	1997-09-03	2000-02-01	Bourns Multifuse (Hong Kong) Ltd.	Multilayer conductive polymer positive temperature coefficent device
KR20010079908A (en)	1998-09-25	2001-08-22	추후보정	Two-step process for preparing positive temperature coefficient polymer materials
DE10310722A1 (en)	2003-03-10	2004-09-23	Tesa Ag	Electrically heatable adhesive composition, useful for adhesive tape in automotive applications such as electrically heated mirrors, comprises an adhesive component and an electrically conductive filler
WO2005038826A1 (en) *	2003-10-21	2005-04-28	Tyco Electronics Raychem K.K.	Ptc element and fluorescent lamp starter circuit
DE102007007617A1 (en)	2007-02-13	2008-08-14	Tesa Ag	Intrinsically heatable hot melt tacky fabrics
DE102008034748A1 (en)	2008-07-24	2010-01-28	Tesa Se	Flexible heated surface element
DE102008063849A1 (en)	2008-12-19	2010-06-24	Tesa Se	Heated surface element and method for its attachment
DE102009010437A1 (en)	2009-02-26	2010-09-02	Tesa Se	Heated surface element
CN102412094B (en) *	2010-09-20	2014-12-31	胜德国际研发股份有限公司	Protective circuit
US10373745B2 (en)	2014-06-12	2019-08-06	LMS Consulting Group	Electrically conductive PTC ink with double switching temperatures and applications thereof in flexible double-switching heaters
US11332632B2 (en)	2016-02-24	2022-05-17	Lms Consulting Group, Llc	Thermal substrate with high-resistance magnification and positive temperature coefficient ink
WO2020016853A1 (en)	2018-07-20	2020-01-23	LMS Consulting Group	Thermal substrate with high-resistance magnification and positive temperature coefficient
US10822513B1 (en)	2019-04-26	2020-11-03	1-Material Inc	Electrically conductive PTC screen printable ink composition with low inrush current and high NTC onset temperature

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2321751A1 (en) *	1975-08-04	1977-03-18	Raychem Corp	MATERIALS OF HIGH ELECTRICAL RESISTANCE AT HIGH TEMPS. - comprise crystalline thermoplastic (co)polymer and conducting filler used for heating elements
FR2368127A1 (en) *	1976-10-15	1978-05-12	Raychem Corp	COMPOSITIONS WITH A POSITIVE TEMPERATURE COEFFICIENT AND DEVICES INCLUDING
FR2423037A2 (en) *	1978-04-14	1979-11-09	Raychem Corp	COMPOSITIONS WITH A POSITIVE TEMPERATURE COEFFICIENT AND DEVICES INCLUDING
EP0008235A2 (en) *	1978-08-10	1980-02-20	Eaton Corporation	Semi-conductive polymeric compositions suitable for use in electrical heating devices; flexible heating cables made by using said compositions and method for making the like cables

Family Cites Families (2)

* Cited by examiner, † Cited by third party
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
JPS5123543A (en) *	1974-08-22	1976-02-25	Dainippon Printing Co Ltd	DODENSEI KOBUNSHIZAIRYO

1982
- 1982-04-02 GB GB8209923A patent/GB2096393B/en not_active Expired
- 1982-04-02 EP EP88117360A patent/EP0311142B1/en not_active Expired - Lifetime
- 1982-04-02 DE DE8282301765T patent/DE3279970D1/en not_active Expired
- 1982-04-02 EP EP82301765A patent/EP0063440B1/en not_active Expired
- 1982-04-02 DE DE3280447T patent/DE3280447T2/en not_active Expired - Lifetime
1988
- 1988-12-28 SG SG893/88A patent/SG89388G/en unknown
1989
- 1989-10-19 HK HK836/89A patent/HK83689A/en not_active IP Right Cessation
1991
- 1991-07-16 JP JP3175067A patent/JPH053101A/en active Pending

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2321751A1 (en) *	1975-08-04	1977-03-18	Raychem Corp	MATERIALS OF HIGH ELECTRICAL RESISTANCE AT HIGH TEMPS. - comprise crystalline thermoplastic (co)polymer and conducting filler used for heating elements
FR2368127A1 (en) *	1976-10-15	1978-05-12	Raychem Corp	COMPOSITIONS WITH A POSITIVE TEMPERATURE COEFFICIENT AND DEVICES INCLUDING
FR2423037A2 (en) *	1978-04-14	1979-11-09	Raychem Corp	COMPOSITIONS WITH A POSITIVE TEMPERATURE COEFFICIENT AND DEVICES INCLUDING
EP0008235A2 (en) *	1978-08-10	1980-02-20	Eaton Corporation	Semi-conductive polymeric compositions suitable for use in electrical heating devices; flexible heating cables made by using said compositions and method for making the like cables

Also Published As

Publication number	Publication date
EP0311142B1 (en)	1993-12-15
EP0311142A2 (en)	1989-04-12
EP0063440B1 (en)	1989-10-04
SG89388G (en)	1989-07-14
DE3280447T2 (en)	1994-07-14
GB2096393A (en)	1982-10-13
DE3279970D1 (en)	1989-11-09
EP0311142A3 (en)	1989-04-26
HK83689A (en)	1989-10-27
GB2096393B (en)	1986-01-02
JPH053101A (en)	1993-01-08
DE3280447D1 (en)	1994-01-27
EP0063440A2 (en)	1982-10-27

Legal Events

Date	Code	Title	Description
1982-08-27	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1982-10-27	17P	Request for examination filed	Effective date: 19820428
1982-10-27	AK	Designated contracting states	Designated state(s): AT BE CH DE FR IT LI NL SE
1983-02-09	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1983-04-13	AK	Designated contracting states	Designated state(s): AT BE CH DE FR IT LI NL SE
1988-08-17	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: RAYCHEM CORPORATION (A DELAWARE CORPORATION)
1989-08-19	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1989-10-04	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): AT BE CH DE FR IT LI NL SE
1989-10-04	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: AT Effective date: 19891004
1989-10-04	REF	Corresponds to:	Ref document number: 46982 Country of ref document: AT Date of ref document: 19891015 Kind code of ref document: T
1989-10-04	XX	Miscellaneous (additional remarks)	Free format text: TEILANMELDUNG 88117360.3 EINGEREICHT AM 02/04/82.
1989-11-09	REF	Corresponds to:	Ref document number: 3279970 Country of ref document: DE Date of ref document: 19891109
1989-12-15	ITF	It: translation for a ep patent filed
1989-12-22	ET	Fr: translation filed
1990-07-26	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1990-07-26	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1990-09-12	26N	No opposition filed
1991-04-30	ITTA	It: last paid annual fee
1995-01-31	EAL	Se: european patent in force in sweden	Ref document number: 82301765.2
2000-04-06	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: SE Payment date: 20000406 Year of fee payment: 19
2000-04-14	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: CH Payment date: 20000414 Year of fee payment: 19
2000-04-28	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: NL Payment date: 20000428 Year of fee payment: 19
2000-06-22	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: BE Payment date: 20000622 Year of fee payment: 19
2001-03-26	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 20010326 Year of fee payment: 20
2001-04-03	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: SE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20010403
2001-04-09	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 20010409 Year of fee payment: 20
2001-04-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20010430
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2001-10-31	BERE	Be: lapsed	Owner name: RAYCHEM CORP. (A DELAWARE CORP.) Effective date: 20010430
2001-11-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: NL Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20011101
2001-12-03	EUG	Se: european patent has lapsed	Ref document number: 82301765.2
2001-12-14	REG	Reference to a national code	Ref country code: CH Ref legal event code: PL
2002-01-02	NLV4	Nl: lapsed or anulled due to non-payment of the annual fee	Effective date: 20011101

Publication	Publication Date	Title
DE3279970D1 (en)	1989-11-09	Radiation cross-linking of ptc conductive polymers
DE3273938D1 (en)	1986-11-27	Heated electrical window
DE3064102D1 (en)	1983-08-18	Electrical devices comprising ptc conductive polymer elements
GB2080834B (en)	1984-10-10	Electrical devices comprising conductive polymers
ZA824471B (en)	1983-04-27	Polymers
DE3463576D1 (en)	1987-06-11	Radiation sensitive polymer composition
JPS57149303A (en)	1982-09-14	Manufacture of electroconductive polymer and polymer thereof
JPS57162744A (en)	1982-10-06	Flame-retardant polymer
JPS57187303A (en)	1982-11-18	Manufacture of electroconductive polymer
GB2083305B (en)	1983-08-03	Electrical heating apparatus with overheating protection
DE3269491D1 (en)	1986-04-03	Photosensitive polymers
DE3260507D1 (en)	1984-09-13	Process for the manufacture of stable electrically conductive polymers, and use thereof
DE3269675D1 (en)	1986-04-10	Crosslinking halogen-containing polymer
DE3560657D1 (en)	1987-10-22	Use of electrically conductive polymers for the absorption of infrared radiation
EP0138424A3 (en)	1985-09-25	Conductive polymers exhibiting ptc characteristics
GB2075992B (en)	1984-07-11	Ptc conductive polymers and devices comprising them
DE3263803D1 (en)	1985-07-04	Process for cross-linking polymers
DE3271278D1 (en)	1986-06-26	Heat stabilized polymers
GB2112229B (en)	1985-07-31	Electric heaters
JPS57199107A (en)	1982-12-07	Insulated wire used at place exposed with radiation
JPS57103205A (en)	1982-06-26	Electrode section made of conductive high polymer
JPS57126092A (en)	1982-08-05	Microwave heater
JPS57126093A (en)	1982-08-05	Microwave heater
DE3272818D1 (en)	1986-10-02	Radiation sensitive polymer materials
PL234717A1 (en)	1983-07-18	Polymer heating element