KR20090103491A - 저저항 폴리머 피티씨 써미스터 소자 및 그 제조방법 - Google Patents
저저항 폴리머 피티씨 써미스터 소자 및 그 제조방법Info
- Publication number
- KR20090103491A KR20090103491A KR1020080029134A KR20080029134A KR20090103491A KR 20090103491 A KR20090103491 A KR 20090103491A KR 1020080029134 A KR1020080029134 A KR 1020080029134A KR 20080029134 A KR20080029134 A KR 20080029134A KR 20090103491 A KR20090103491 A KR 20090103491A
- Authority
- KR
- South Korea
- Prior art keywords
- polymer
- conductive
- resistance
- ptc
- insulating layer
- 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.)
- Granted
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
- H01C7/008—Thermistors
-
- 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
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/36—Accumulators not provided for in groups H01M10/05-H01M10/34
- H01M10/38—Construction or manufacture
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Thermistors And Varistors (AREA)
Abstract
Description
| No | 종류 | 내용 | 고분자HDPE | 전도성 첨가제 | 난연제Mg(OH)2 | 가교조제TAIC | 가공조제스테아린산 |
| 1 | 실시예1 | 니켈 | 10 | 70 | 2 | 0.5 | 1 |
| 2 | 실시예2 | 니켈/절연코팅 | 10 | 70 | 2 | 0.5 | 1 |
| 3 | 실시예3 | Cu-CNT/절연코팅 | 10 | 70 | 2 | 0.5 | 1 |
| No | 종류 | 내용 | 소자직경(mm) | 두께(mm) | Ri(mΩ) | ρ(Ωcm) |
| 1 | 실시예1 | 니켈 | 3.0 | 0.6 | 14.9 | 0.0175 |
| 2 | 실시예2 | 니켈/절연코팅 | 3.0 | 0.6 | 14.4 | 0.0170 |
| 3 | 실시예3 | Cu-CNT/절연코팅 | 3.0 | 0.6 | 5.1 | 0.0061 |
| No | 종류 | 내용 | DC6V, 50A Trip cycle test (단위:mΩ) | ||||||||
| initial | 1cycle | 10cycle | 50cycle | 100cycle | 500cycle | 1000cycle | 3000cycle | 6000cycle | |||
| 1 | 실시예1 | 니켈 | 14.9 | 16.6 | 20.6 | 32.0 | 57.8 | 259.1 | 364.7 | 5761 | 771.0 |
| 2 | 실시예2 | 니켈/절연코팅 | 14.4 | 29.6 | 36.1 | 66.5 | 84.9 | 111.9 | 122.2 | 457.1 | 603.8 |
| 3 | 실시예3 | Cu-CNT/절연코팅 | 5.1 | 7.3 | 8.3 | 11.6 | 14.0 | 21.0 | 25.4 | 34.0 | 49.0 |
| No | 종류 | 내용 | DC6V, 50A Trip endurance test (단위:mΩ) | |||||
| initial | 100hr | 250hr | 500hr | 750hr | 1000hr | |||
| 1 | 실시예1 | 니켈 | 14.5 | 245.5 | 769.0 | 5745.0 | 6685.0 | 31625.0 |
| 2 | 실시예2 | 니켈/절연코팅 | 14.7 | 156.0 | 491.2 | 3084.0 | 11503.0 | 11405.0 |
| 3 | 실시예3 | Cu-CNT/절연코팅 | 5.7 | 5.0 | 4.9 | 7.1 | 7.9 | 21.6 |
Claims (10)
- 부품 실장시 외부와 연결시켜주기 위한 외부단자와;상기 외부단자와 접촉되어 전도성중합체에 전류가 통할 수 있도록 형성된 2개의 전극과;상기 2개의 전극 사이에 위치하며, 결정성 고분자 물질과 금속에 탄소나노튜브를 결합시켜 도전성을 부여시키기 위한 전도성 충진재로 구성되는 전도성중합체와;상기 전극 및 전도성중합체를 둘러싸도록 절연층;이 형성되되, 상기 외부단자 일부가 절연층의 외측으로 돌출되도록 구성되는 것을 특징으로 하는 저저항 폴리머 피티씨 써미스터 소자.
- 제 1항에 있어서,상기 전도성 충진재는,도전성을 부여하며 동시에 낮은 저항을 갖는 카파(Cu)에 카파(Cu)의 산화를 방지하기 위해 탄소처리가 되어 있으며 상기 탄소는 탄소나노튜브(CNT)의 형상을 갖는 나노 입자의 Cu-CNT인 것을 특징으로 하는 저저항 폴리머 피티씨 써미스터 소자.
- 제 1항에 있어서,상기 결정성 고분자는,폴리올레핀계 결정성 고분자인 것을 특징으로 하는 저저항 폴리머 피티씨 써미스터 소자.
- 제 1항에 있어서,상기 절연층은,23℃ 50A에서 측정하였을 경우에 부피저항이 1012~1017Ω의 절연특성을 갖는 액상 에폭시 절연물질인 것을 특징으로 하는 저저항 폴리머 피티씨 써미스터 소자.
- 제 1항에 있어서,상기 전도성 충진재는 400phr이상 사용될 경우에, 전도성중합체의 비저항은 0.01Ω㎝이하인 것을 특징으로 하는 저저항 폴리머 피티씨 써미스터 소자.
- 폴리올레핀계 결정성 고분자와 전도성 충진재와 첨가제를 혼련한 전도성중합체를 분쇄하는 혼련분쇄단계와;상기 분쇄된 전도성중합체를 압출하여 원하는 두께로 시트를 형성하며 전극을 열압착하는 소자형성단계와;상기 압착된 시트를 PTC 특성을 나타내는 크기로 펀칭하는 펀칭단계와;상기 펀칭된 소자를 전자빔을 사용하여 가교하여 PTC 특성을 나타내는 소자로 형성하는 PTC특성형성단계와;외부전극을 솔더링으로 부착하고 절연층을 코팅하여 최종 완제품으로 형성하는 절연층코팅단계;를 포함하여 이루어지는 것을 특징으로 하는 저저항 폴리머 피티씨 써미스터 소자 제조 방법.
- 제 6항에 있어서,상기 혼련분쇄단계에서,전도성 충진재는 400phr이상 사용되며 전도성중합체의 비저항(ρ=R*S/t, R=저항, S=면적, t=두께)은 0.01Ω㎝이하를 갖는 것을 특징으로 하는 저저항 폴리머 피티씨 써미스터 소자 제조 방법.
- 제 6항에 있어서,상기 소자형성단계에서,형성하는 시트의 두께는 0.6mm 이하인 것을 특징으로 하는 저저항 폴리머 피티씨 써미스터 소자 제조 방법.
- 제 6항에 있어서,상기 PTC특성형성단계에서,가교 선량은 150Mrad이상인 것을 특징으로 하는 저저항 폴리머 피티씨 써미스터 소자 제조 방법.
- 제 6항에 있어서,상기 절연층코팅단계에서,절연층의 코팅 두께는 max.300㎛인 것을 특징으로 하는 저저항 폴리머 피티씨 써미스터 소자 제조 방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020080029134A KR100985991B1 (ko) | 2008-03-28 | 2008-03-28 | 저저항 폴리머 피티씨 써미스터 소자 및 그 제조방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020080029134A KR100985991B1 (ko) | 2008-03-28 | 2008-03-28 | 저저항 폴리머 피티씨 써미스터 소자 및 그 제조방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20090103491A true KR20090103491A (ko) | 2009-10-01 |
| KR100985991B1 KR100985991B1 (ko) | 2010-10-06 |
Family
ID=41533023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020080029134A Active KR100985991B1 (ko) | 2008-03-28 | 2008-03-28 | 저저항 폴리머 피티씨 써미스터 소자 및 그 제조방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100985991B1 (ko) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100985952B1 (ko) * | 2010-01-20 | 2010-10-06 | 이기철 | 폴리머 피티씨 소자 및 그 제조방법 |
| WO2012178071A3 (en) * | 2011-06-23 | 2013-05-10 | Brown University | Device and methods for temperature and humidity measurements using a nanocomposite film sensor |
| WO2014066824A1 (en) * | 2012-10-25 | 2014-05-01 | Purdue Research Foundation | A super-capacitor and arrangement for miniature implantable medical devices |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000156242A (ja) * | 1998-11-20 | 2000-06-06 | Mitsubishi Chemicals Corp | リチウム二次電池 |
| JP2003163104A (ja) * | 2001-11-28 | 2003-06-06 | Mitsubishi Electric Corp | 有機ptc組成物 |
| KR100614608B1 (ko) * | 2004-08-11 | 2006-08-21 | 한국화학연구원 | 오존처리된 탄소나노튜브를 함유한 ptc 소자용 전도성중합체 조성물 및 이를 이용하여 제조된 ptc 소자 |
-
2008
- 2008-03-28 KR KR1020080029134A patent/KR100985991B1/ko active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100985952B1 (ko) * | 2010-01-20 | 2010-10-06 | 이기철 | 폴리머 피티씨 소자 및 그 제조방법 |
| WO2012178071A3 (en) * | 2011-06-23 | 2013-05-10 | Brown University | Device and methods for temperature and humidity measurements using a nanocomposite film sensor |
| WO2014066824A1 (en) * | 2012-10-25 | 2014-05-01 | Purdue Research Foundation | A super-capacitor and arrangement for miniature implantable medical devices |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100985991B1 (ko) | 2010-10-06 |
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