DE2746602A1 - Leitfaehige polymermassen - Google Patents

Leitfaehige polymermassen

Info

Publication number
DE2746602A1
DE2746602A1 DE19772746602 DE2746602A DE2746602A1 DE 2746602 A1 DE2746602 A1 DE 2746602A1 DE 19772746602 DE19772746602 DE 19772746602 DE 2746602 A DE2746602 A DE 2746602A DE 2746602 A1 DE2746602 A1 DE 2746602A1
Authority
DE
Germany
Prior art keywords
polymer
mass
temperature
ptc
useful
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.)
Withdrawn
Application number
DE19772746602
Other languages
German (de)
English (en)
Inventor
Peter Henry Van Konynenburg
Bernard John Lyons
Wendell William Moyer
Robert Smith-Johannsen
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.)
Filing date
Publication date
Application filed by Raychem Corp filed Critical Raychem Corp
Publication of DE2746602A1 publication Critical patent/DE2746602A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/40Heating elements having the shape of rods or tubes
    • H05B3/54Heating elements having the shape of rods or tubes flexible
    • H05B3/56Heating cables
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/02Elements
    • C08K3/04Carbon
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/20Conductive material dispersed in non-conductive organic material
    • H01B1/24Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon or silicon
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01CRESISTORS
    • H01C7/00Non-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
    • H01C7/02Non-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
    • H01C7/027Non-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
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/10Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/12Heating 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
    • H05B3/14Heating 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
    • H05B3/146Conductive polymers, e.g. polyethylene, thermoplastics
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/40Heating elements having the shape of rods or tubes
    • H05B3/54Heating elements having the shape of rods or tubes flexible
    • H05B3/56Heating cables
    • H05B3/565Heating cables flat cables

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Electromagnetism (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Thermistors And Varistors (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Conductive Materials (AREA)
  • Resistance Heating (AREA)
DE19772746602 1976-10-15 1977-10-15 Leitfaehige polymermassen Withdrawn DE2746602A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US73279276A 1976-10-15 1976-10-15

Publications (1)

Publication Number Publication Date
DE2746602A1 true DE2746602A1 (de) 1978-07-06

Family

ID=24944976

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772746602 Withdrawn DE2746602A1 (de) 1976-10-15 1977-10-15 Leitfaehige polymermassen

Country Status (5)

Country Link
JP (1) JPS5386496A (cs)
BE (1) BE859776A (cs)
DE (1) DE2746602A1 (cs)
FR (1) FR2368127A1 (cs)
GB (1) GB1595198A (cs)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2391247A1 (fr) * 1977-05-18 1978-12-15 Raychem Corp Composition de polymeres electriquement conducteurs utilisable dans des elements chauffants
DE2948349A1 (de) * 1978-12-01 1980-06-12 Raychem Corp Ptc-vorrichtung mit sauerstoffsperren
EP0250776A1 (en) 1983-06-30 1988-01-07 RAYCHEM CORPORATION (a Delaware corporation) Method for detecting and obtaining information about changes in variables
EP0388990A2 (en) 1986-02-20 1990-09-26 RAYCHEM CORPORATION (a Delaware corporation) Method and articles employing ion exchange material
DE4232969A1 (de) * 1992-10-01 1994-04-07 Abb Research Ltd Elektrisches Widerstandselement
WO2019015886A1 (de) * 2017-07-21 2019-01-24 Robert Bosch Gmbh Heizelement und verfahren zum herstellen eines heizelements

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1604735A (en) * 1978-04-14 1981-12-16 Raychem Corp Ptc compositions and devices comprising them
US4200973A (en) * 1978-08-10 1980-05-06 Samuel Moore And Company Method of making self-temperature regulating electrical heating cable
US4237441A (en) * 1978-12-01 1980-12-02 Raychem Corporation Low resistivity PTC compositions
US4255698A (en) * 1979-01-26 1981-03-10 Raychem Corporation Protection of batteries
US4277673A (en) * 1979-03-26 1981-07-07 E-B Industries, Inc. Electrically conductive self-regulating article
JPS5716424A (en) * 1980-07-02 1982-01-27 Seiko Epson Corp Electrochromic display body
US5140297A (en) * 1981-04-02 1992-08-18 Raychem Corporation PTC conductive polymer compositions
US4951384A (en) * 1981-04-02 1990-08-28 Raychem Corporation Method of making a PTC conductive polymer electrical device
US5195013A (en) * 1981-04-02 1993-03-16 Raychem Corporation PTC conductive polymer compositions
US4426633A (en) 1981-04-15 1984-01-17 Raychem Corporation Devices containing PTC conductive polymer compositions
US4951382A (en) * 1981-04-02 1990-08-28 Raychem Corporation Method of making a PTC conductive polymer electrical device
US4845838A (en) * 1981-04-02 1989-07-11 Raychem Corporation Method of making a PTC conductive polymer electrical device
US5227946A (en) * 1981-04-02 1993-07-13 Raychem Corporation Electrical device comprising a PTC conductive polymer
GB2096393B (en) * 1981-04-02 1986-01-02 Raychem Corp Radiation cross-linking of ptc conductive polymers
US4955267A (en) * 1981-04-02 1990-09-11 Raychem Corporation Method of making a PTC conductive polymer electrical device
JPS5912936A (ja) * 1982-07-13 1984-01-23 Sumitomo Electric Ind Ltd 架橋ポリアミド樹脂組成物
JPS5912935A (ja) * 1982-07-13 1984-01-23 Sumitomo Electric Ind Ltd 架橋ポリアミド樹脂成型物
JPS5968334A (ja) * 1982-10-12 1984-04-18 Sumitomo Electric Ind Ltd ポリアミド樹脂成型品の製造方法
US4518651A (en) * 1983-02-16 1985-05-21 E. I. Du Pont De Nemours And Company Microwave absorber
DE3311051A1 (de) * 1983-03-25 1984-09-27 Siemens AG, 1000 Berlin und 8000 München Flexibles heizelement in bandform, das aus elektrisch leitfaehigen koernchen aus ptc-material und einem organischen isolierenden kunststoff als bindemittel besteht, und verfahren zur herstellung des flexiblen heizelementes
US4724417A (en) * 1985-03-14 1988-02-09 Raychem Corporation Electrical devices comprising cross-linked conductive polymers
US4857880A (en) * 1985-03-14 1989-08-15 Raychem Corporation Electrical devices comprising cross-linked conductive polymers
JPS62131065A (ja) * 1985-12-03 1987-06-13 Idemitsu Kosan Co Ltd 高分子正温度特性組成物
FR2626331B1 (fr) * 1988-01-26 1993-04-16 Jarret Jacques Ressort a compression hydrostatique d'elastomere et procede de realisation
NO304920B1 (no) * 1997-05-20 1999-03-01 Alsthom Cge Alcatel Elektrisk varmekabel
WO2004027790A1 (en) * 2002-09-17 2004-04-01 Tyco Electronics Corporation Method of making a polymeric ptc device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3673121A (en) * 1970-01-27 1972-06-27 Texas Instruments Inc Process for making conductive polymers and resulting compositions
FR2321751A1 (fr) * 1975-08-04 1977-03-18 Raychem Corp Perfectionnement aux compositions a coefficient de temperature positif

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2391247A1 (fr) * 1977-05-18 1978-12-15 Raychem Corp Composition de polymeres electriquement conducteurs utilisable dans des elements chauffants
DE2948349A1 (de) * 1978-12-01 1980-06-12 Raychem Corp Ptc-vorrichtung mit sauerstoffsperren
EP0250776A1 (en) 1983-06-30 1988-01-07 RAYCHEM CORPORATION (a Delaware corporation) Method for detecting and obtaining information about changes in variables
EP0388990A2 (en) 1986-02-20 1990-09-26 RAYCHEM CORPORATION (a Delaware corporation) Method and articles employing ion exchange material
DE4232969A1 (de) * 1992-10-01 1994-04-07 Abb Research Ltd Elektrisches Widerstandselement
US5416462A (en) * 1992-10-01 1995-05-16 Abb Research Ltd. Electrical resistance element
WO2019015886A1 (de) * 2017-07-21 2019-01-24 Robert Bosch Gmbh Heizelement und verfahren zum herstellen eines heizelements

Also Published As

Publication number Publication date
FR2368127B1 (cs) 1983-11-18
FR2368127A1 (fr) 1978-05-12
GB1595198A (en) 1981-08-12
BE859776A (fr) 1978-04-14
JPS5386496A (en) 1978-07-29

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Legal Events

Date Code Title Description
8141 Disposal/no request for examination