IT1042912B - COMPOSITIONS WITH POSITIVE TEMPERATURE COEFFICIENT - Google Patents
COMPOSITIONS WITH POSITIVE TEMPERATURE COEFFICIENTInfo
- Publication number
- IT1042912B IT1042912B IT27705/75A IT2770575A IT1042912B IT 1042912 B IT1042912 B IT 1042912B IT 27705/75 A IT27705/75 A IT 27705/75A IT 2770575 A IT2770575 A IT 2770575A IT 1042912 B IT1042912 B IT 1042912B
- Authority
- IT
- Italy
- Prior art keywords
- compositions
- temperature coefficient
- positive temperature
- positive
- coefficient
- Prior art date
Links
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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L101/00—Compositions of unspecified macromolecular compounds
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electromagnetism (AREA)
- Health & Medical Sciences (AREA)
- Ceramic Engineering (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Thermistors And Varistors (AREA)
- Conductive Materials (AREA)
- Resistance Heating (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US51003574A | 1974-09-27 | 1974-09-27 | |
| US60163975A | 1975-08-04 | 1975-08-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1042912B true IT1042912B (en) | 1980-01-30 |
Family
ID=27056755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT27705/75A IT1042912B (en) | 1974-09-27 | 1975-09-26 | COMPOSITIONS WITH POSITIVE TEMPERATURE COEFFICIENT |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS5160236A (en) |
| AU (1) | AU504687B2 (en) |
| BR (1) | BR7506262A (en) |
| CA (1) | CA1074096A (en) |
| CH (1) | CH639230A5 (en) |
| DE (1) | DE2543346C2 (en) |
| ES (1) | ES441299A1 (en) |
| FR (1) | FR2286169A1 (en) |
| GB (1) | GB1528622A (en) |
| IT (1) | IT1042912B (en) |
| NL (1) | NL7511394A (en) |
| SE (1) | SE412976B (en) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4017715A (en) * | 1975-08-04 | 1977-04-12 | Raychem Corporation | Temperature overshoot heater |
| FI64482C (en) * | 1974-09-27 | 1983-11-10 | Raychem Corp | VAERMEAOTERHAEMTBAR ANORDNING OCH ANORDNING AV DENSAMMA FOER EN KABELSKARV |
| FR2320678A1 (en) * | 1975-08-04 | 1977-03-04 | Raychem Corp | Thermal shrink fit sleeve or cover - has high electrical resistance and contains web of interwoven conductors connectable to current source for local heating |
| US4095044A (en) * | 1976-10-26 | 1978-06-13 | Raychem Corporation | Multiple cable adapter and splice case including the same |
| EP0001307A1 (en) * | 1977-09-19 | 1979-04-04 | Shell Internationale Researchmaatschappij B.V. | A semi-conductive composition and an electric wire or cable coated with such a composition |
| JPS5835536B2 (en) * | 1978-05-22 | 1983-08-03 | 大日本インキ化学工業株式会社 | resin composition |
| FR2440104A1 (en) * | 1978-10-27 | 1980-05-23 | Raychem Sa Nv | HEAT SHRINKABLE FITTINGS IN PARTICULAR FOR CABLES, METHOD FOR THEIR IMPLEMENTATION AND ASSEMBLY COMPRISING SAME |
| JPS5784586A (en) * | 1980-11-13 | 1982-05-26 | Hitachi Cable | Self-temperature controllable heater |
| JPS5917935B2 (en) * | 1981-08-25 | 1984-04-24 | 住友電気工業株式会社 | heat shrink tube |
| DE3245589A1 (en) * | 1982-12-09 | 1984-06-14 | Hoechst Ag, 6230 Frankfurt | UNCROSSLINKABLE, ELECTRICALLY CONDUCTIVE MOLDING MATERIALS BASED ON THERMOPLASTIC PLASTICS AND CARBON |
| JPS59214103A (en) * | 1983-05-19 | 1984-12-04 | 株式会社フジクラ | Mixture for electromagnetic wave absorber |
| JPS60188439A (en) * | 1984-03-09 | 1985-09-25 | Meidensha Electric Mfg Co Ltd | Electroconductive composite material |
| US4724417A (en) * | 1985-03-14 | 1988-02-09 | Raychem Corporation | Electrical devices comprising cross-linked conductive polymers |
| JPS6265401A (en) * | 1985-09-18 | 1987-03-24 | 安田 繁之 | Regulating method for ordinary heating temperature in thermosensitive electric resistance compositiion |
| DE3635286A1 (en) * | 1986-10-16 | 1988-04-21 | Lentia Gmbh | Surface heating element and process for producing it |
| JPH028258A (en) * | 1988-06-28 | 1990-01-11 | Matsushita Electric Ind Co Ltd | Self-temperature control heating element composition |
| CN1086929A (en) * | 1992-09-04 | 1994-05-18 | 单一检索有限公司 | Flexible, conducting plastic electrode and manufacture method thereof |
| JP3684867B2 (en) * | 1998-10-07 | 2005-08-17 | Ｎｏｋ株式会社 | PTC composition and planar heating element |
| DE10021803B4 (en) * | 2000-05-04 | 2006-06-22 | Franz Koppe | Heating mat and method of making and using same |
| WO2020218141A1 (en) * | 2019-04-23 | 2020-10-29 | 株式会社クラレ | Thermoplastic liquid crystal polymer film, multilayer body, molded body and production methods thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3243753A (en) * | 1962-11-13 | 1966-03-29 | Kohler Fred | Resistance element |
| US3591526A (en) * | 1968-01-25 | 1971-07-06 | Polyelectric Corp | Method of manufacturing a temperature sensitive,electrical resistor material |
| US3793716A (en) * | 1972-09-08 | 1974-02-26 | Raychem Corp | Method of making self limiting heat elements |
| US3849333A (en) * | 1972-09-26 | 1974-11-19 | Union Carbide Corp | Semi-conducting polymer system comprising a copolymer of ethylene-ethylarcralate or vinyl acetate,ethylene-propylene-termonomer and carbon black |
| US3823217A (en) * | 1973-01-18 | 1974-07-09 | Raychem Corp | Resistivity variance reduction |
-
1975
- 1975-09-26 GB GB39518/75A patent/GB1528622A/en not_active Expired
- 1975-09-26 JP JP50116270A patent/JPS5160236A/en active Granted
- 1975-09-26 NL NL7511394A patent/NL7511394A/en not_active Application Discontinuation
- 1975-09-26 FR FR7529585A patent/FR2286169A1/en active Granted
- 1975-09-26 AU AU85230/75A patent/AU504687B2/en not_active Expired
- 1975-09-26 IT IT27705/75A patent/IT1042912B/en active
- 1975-09-26 SE SE7510846A patent/SE412976B/en unknown
- 1975-09-26 ES ES441299A patent/ES441299A1/en not_active Expired
- 1975-09-26 BR BR7506262*A patent/BR7506262A/en unknown
- 1975-09-26 CA CA236,456A patent/CA1074096A/en not_active Expired
- 1975-09-29 DE DE2543346A patent/DE2543346C2/en not_active Expired
- 1975-09-29 CH CH1261775A patent/CH639230A5/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2286169B1 (en) | 1979-05-04 |
| CA1074096A (en) | 1980-03-25 |
| DE2543346A1 (en) | 1976-04-15 |
| NL7511394A (en) | 1976-03-30 |
| FR2286169A1 (en) | 1976-04-23 |
| JPS6135223B2 (en) | 1986-08-12 |
| ES441299A1 (en) | 1977-07-01 |
| SE7510846L (en) | 1976-03-29 |
| SE412976B (en) | 1980-03-24 |
| GB1528622A (en) | 1978-10-18 |
| DE2543346C2 (en) | 1985-09-12 |
| AU8523075A (en) | 1977-03-31 |
| AU504687B2 (en) | 1979-10-25 |
| JPS5160236A (en) | 1976-05-26 |
| BR7506262A (en) | 1976-08-03 |
| CH639230A5 (en) | 1983-10-31 |
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