CA2170186A1 - Ptc element and process for producing the same - Google Patents

Ptc element and process for producing the same

Info

Publication number
CA2170186A1
CA2170186A1 CA002170186A CA2170186A CA2170186A1 CA 2170186 A1 CA2170186 A1 CA 2170186A1 CA 002170186 A CA002170186 A CA 002170186A CA 2170186 A CA2170186 A CA 2170186A CA 2170186 A1 CA2170186 A1 CA 2170186A1
Authority
CA
Canada
Prior art keywords
resistivity
ptc element
temperature
conductive sheet
melting point
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.)
Abandoned
Application number
CA002170186A
Other languages
English (en)
French (fr)
Inventor
Hiroshi Kajimaru
Keiichi Asami
Yoshiaki Iwaya
Yoshiaki Echigo
Akira Ito
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.)
Unitika Ltd
Original Assignee
Unitika Ltd
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 Unitika Ltd filed Critical Unitika Ltd
Publication of CA2170186A1 publication Critical patent/CA2170186A1/en
Abandoned legal-status Critical Current

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
    • 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
    • H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
    • H01C17/06—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base
    • H01C17/065—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base by thick film techniques, e.g. serigraphy
    • H01C17/06506—Precursor compositions therefor, e.g. pastes, inks, glass frits or green body
    • H01C17/06573—Precursor compositions therefor, e.g. pastes, inks, glass frits or green body characterised by the permanent binder
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal
    • Y10T428/31692—Next to addition polymer from unsaturated monomers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermistors And Varistors (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
CA002170186A 1995-02-28 1996-02-23 Ptc element and process for producing the same Abandoned CA2170186A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3970895 1995-02-28
JP7-39708 1995-02-28

Publications (1)

Publication Number Publication Date
CA2170186A1 true CA2170186A1 (en) 1996-08-29

Family

ID=12560505

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002170186A Abandoned CA2170186A1 (en) 1995-02-28 1996-02-23 Ptc element and process for producing the same

Country Status (5)

Country Link
US (1) US5817423A (enExample)
EP (1) EP0730282A3 (enExample)
KR (1) KR960032513A (enExample)
CA (1) CA2170186A1 (enExample)
TW (1) TW298653B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115386194A (zh) * 2022-06-16 2022-11-25 杭州新三联电子有限公司 一种可恢复型热保护器板及其制备方法

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6023403A (en) 1996-05-03 2000-02-08 Littlefuse, Inc. Surface mountable electrical device comprising a PTC and fusible element
JP4459438B2 (ja) * 1997-12-15 2010-04-28 タイコ・エレクトロニクス・コーポレイション 電気デバイスを製造する方法及びバッテリ組立体を製造する方法
US6282072B1 (en) 1998-02-24 2001-08-28 Littelfuse, Inc. Electrical devices having a polymer PTC array
EP1030316B1 (en) * 1998-07-08 2007-05-02 Matsushita Electric Industrial Co., Ltd. Method for manufacturing chip ptc thermister
US6582647B1 (en) * 1998-10-01 2003-06-24 Littelfuse, Inc. Method for heat treating PTC devices
KR100330920B1 (ko) * 2000-04-15 2002-04-03 권문구 피티씨 특성을 갖는 과전류 차단용 폴리머 퓨즈 및 그제조방법
DE10021803B4 (de) * 2000-05-04 2006-06-22 Franz Koppe Heizmatte und Verfahren zur Herstellung sowie Verwendung derselben
US6628498B2 (en) 2000-08-28 2003-09-30 Steven J. Whitney Integrated electrostatic discharge and overcurrent device
US8075558B2 (en) 2002-04-30 2011-12-13 Surgrx, Inc. Electrosurgical instrument and method
JPWO2004042745A1 (ja) * 2002-11-06 2006-03-09 松下電器産業株式会社 Ｐｔｃ材料およびその製造方法並びにこのｐｔｃ材料を用いた回路保護部品およびその製造方法
US7220951B2 (en) 2004-04-19 2007-05-22 Surgrx, Inc. Surgical sealing surfaces and methods of use
KR100670501B1 (ko) * 2005-05-04 2007-01-16 삼성에스디아이 주식회사 이차전지
US20080142494A1 (en) * 2006-12-19 2008-06-19 Barre Blake Thermally regulated heater for motor vehicles
US10116016B2 (en) * 2016-05-23 2018-10-30 Borgwarner Inc. Thermal management system and method of making and using the same
DE102018117563B4 (de) * 2018-07-20 2022-10-06 Webasto SE Batteriemodul für ein Elektrofahrzeug und Halterung für Batteriezellen in einem derartigen Batteriemodul

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4775778A (en) * 1976-10-15 1988-10-04 Raychem Corporation PTC compositions and devices comprising them
US4388607A (en) * 1976-12-16 1983-06-14 Raychem Corporation Conductive polymer compositions, and to devices comprising such compositions
US4237441A (en) * 1978-12-01 1980-12-02 Raychem Corporation Low resistivity PTC compositions
US4329726A (en) * 1978-12-01 1982-05-11 Raychem Corporation Circuit protection devices comprising PTC elements
US4545926A (en) * 1980-04-21 1985-10-08 Raychem Corporation Conductive polymer compositions and devices
US4724417A (en) * 1985-03-14 1988-02-09 Raychem Corporation Electrical devices comprising cross-linked conductive polymers
JPS61258819A (ja) * 1985-05-13 1986-11-17 Unitika Ltd 微小球状硬化フエノ−ル樹脂粒子の製造法
US4668857A (en) * 1985-08-16 1987-05-26 Belton Corporation Temperature self-regulating resistive heating element
US4818439A (en) * 1986-01-30 1989-04-04 Sunbeam Corporation PTC compositions containing low molecular weight polymer molecules for reduced annealing
EP0231068B1 (en) * 1986-01-14 1994-03-16 RAYCHEM CORPORATION (a Delaware corporation) Conductive polymer composition
US5250226A (en) * 1988-06-03 1993-10-05 Raychem Corporation Electrical devices comprising conductive polymers
KR920701996A (ko) * 1989-08-07 1992-08-12 사와무라 하루오 정 특성 박막 서미스터
US5113058A (en) * 1990-06-01 1992-05-12 Specialty Cable Corp. PCT heater cable composition and method for making same
JP2918306B2 (ja) * 1990-08-06 1999-07-12 ユニチカ株式会社 導電性複合体およびその製造方法
JPH04167501A (ja) * 1990-10-31 1992-06-15 Daito Tsushinki Kk Ｐｔｃ素子
JPH0521207A (ja) * 1991-07-12 1993-01-29 Daito Tsushinki Kk Ｐｔｃ素子
JP3022644B2 (ja) * 1991-08-09 2000-03-21 ティーディーケイ株式会社 有機質正特性サーミスタ
US5250228A (en) * 1991-11-06 1993-10-05 Raychem Corporation Conductive polymer composition
JPH05217711A (ja) * 1992-02-07 1993-08-27 Nok Corp Ｐｔｃ組成物
JPH05234707A (ja) * 1992-02-20 1993-09-10 Furukawa Electric Co Ltd:The 正温度係数抵抗材
DE4232969A1 (de) * 1992-10-01 1994-04-07 Abb Research Ltd Elektrisches Widerstandselement
JPH06124803A (ja) * 1992-10-12 1994-05-06 Unitika Ltd 導電性複合体
JPH0794018A (ja) * 1993-09-24 1995-04-07 Unitika Ltd 導電性複合体

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115386194A (zh) * 2022-06-16 2022-11-25 杭州新三联电子有限公司 一种可恢复型热保护器板及其制备方法
CN115386194B (zh) * 2022-06-16 2024-05-07 杭州新三联电子有限公司 一种可恢复型热保护器板及其制备方法

Also Published As

Publication number Publication date
TW298653B (enExample) 1997-02-21
US5817423A (en) 1998-10-06
EP0730282A2 (en) 1996-09-04
EP0730282A3 (en) 1997-06-04
KR960032513A (ko) 1996-09-17

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Legal Events

Date Code Title Description
FZDE Discontinued