KR100816412B1 - 금속기 탄소섬유 복합재료 및 그 제조방법 - Google Patents
금속기 탄소섬유 복합재료 및 그 제조방법 Download PDFInfo
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- KR100816412B1 KR100816412B1 KR1020067011616A KR20067011616A KR100816412B1 KR 100816412 B1 KR100816412 B1 KR 100816412B1 KR 1020067011616 A KR1020067011616 A KR 1020067011616A KR 20067011616 A KR20067011616 A KR 20067011616A KR 100816412 B1 KR100816412 B1 KR 100816412B1
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- C22C—ALLOYS
- C22C47/00—Making alloys containing metallic or non-metallic fibres or filaments
- C22C47/14—Making alloys containing metallic or non-metallic fibres or filaments by powder metallurgy, i.e. by processing mixtures of metal powder and fibres or filaments
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- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
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Abstract
Description
Claims (24)
- 금속과 탄소섬유를 소결시켜 얻어지는 금속기 탄소섬유 복합재료로서, 상기 탄소섬유는 상기 복합재료의 총질량을 기준으로 하여 10~80질량% 포함되며, 상기 복합재료는 이상밀도의 70% 이상까지 소결되어 있고, 상기 탄소섬유가 재료의 한쪽 끝으로부터 다른 쪽 끝까지 연속하여 배열되어 있는 것을 특징으로 하는 금속기 탄소섬유 복합재료.
- 제 1 항에 있어서,상기 탄소섬유는 피치계 탄소섬유, PAN계 탄소섬유, 기상성장 탄소섬유, 카본 나노튜브, 및 나노튜브·나노화이버 연합 와이어로 이루어지는 군에서 선택되는 것을 특징으로 하는 금속기 탄소섬유 복합재료.
- 제 1 항에 있어서,상기 금속은 구리, 알루미늄, 마그네슘 및 이들을 기본으로 하는 합금으로 이루어지는 군으로부터 선택되는 것을 특징으로 하는 금속기 탄소섬유 복합재료.
- 제 3 항에 있어서,상기 금속은 알루미늄 또는 이것을 기본으로 하는 합금이며, 2.6g/cm3 이하의 밀도를 가지는 것을 특징으로 하는 금속기 탄소섬유 복합재료.
- 제 3 항에 있어서,상기 금속은 구리 또는 이것을 기본으로 하는 합금이며, 6.8g/cm3 이하의 밀도를 가지는 것을 특징으로 하는 금속기 탄소섬유 복합재료.
- 제 3 항에 있어서,상기 금속은 마그네늄 또는 이것을 기본으로 하는 합금이며, 2.1g/cm3 이하의 밀도를 가지는 것을 특징으로 하는 금속기 탄소섬유 복합재료.
- 삭제
- 삭제
- 삭제
- 삭제
- 탄소섬유와 금속분말을 물리적으로 혼합하여 금속섬유 혼합물을 얻는 공정 1과,상기 금속섬유 혼합물을 배열시키면서, 지그 안에 충전하는 공정 2와,상기 지그를 대기중, 진공중 또는 불활성 분위기중에 설치하고, 가압하면서 직접 펄스 전류를 통전시켜, 그에 의한 발열로 소결하는 공정 3을 포함하고,공정 2에서 상기 탄소섬유가 재료의 한쪽 끝으로부터 다른 쪽 끝까지 연속하여 배열되는 것을 특징으로 하는 금속기 탄소섬유 복합재료의 제조방법.
- 제 11 항에 있어서,상기 탄소섬유는 피치계 탄소섬유, PAN계 탄소섬유, 기상성장 탄소섬유, 카본 나노튜브, 및 나노튜브·나노화이버 연합 와이어로 이루어지는 군에서 선택된 하나의 탄소섬유인 것을 특징으로 하는 금속기 탄소섬유 복합재료의 제조방법.
- 제 11 항에 있어서,상기 금속은 구리, 알루미늄, 마그네슘 및 이들을 기본으로 하는 합금으로 이루어지는 군으로부터 선택되는 것을 특징으로 하는 금속기 탄소섬유 복합재료의 제조방법.
- 삭제
- 삭제
- 삭제
- 제 11 항에 있어서,상기 탄소섬유는 피치계 탄소섬유, PAN계 탄소섬유 또는 나노튜브·나노화이버 연합 와이어 중 하나와, 기상성장 탄소섬유 또는 카본 나노튜브 중 하나와의 혼합물인 것을 특징으로 하는 금속기 탄소섬유 복합재료의 제조방법.
- 제 11 항에 있어서,상기 공정 2에서 상기 탄소섬유의 방향을 2차원적으로 제어한 것을 특징으로 하는 금속기 탄소섬유 복합재료의 제조방법.
- 삭제
- 제 11 항에 있어서,상기 탄소섬유의 섬유길이는 복합재료의 칫수와 같은 길이이고, 상기 공정 1은 일정한 섬유방향을 유지한 물리적 혼합법에 의해 실시되는 것을 특징으로 하는 금속기 탄소섬유 복합재료의 제조방법.
- 제 1 항에 있어서,상기 탄소섬유는 상기 복합재료의 총질량을 기준으로 하여 45~80 질량% 포함되어 있는 것을 특징으로 하는 금속기 탄소섬유 복합재료.
- 제 21 항에 있어서,탄소섬유 배열방향에서 300W/mK 이상의 열전도율을 가지는 것을 특징으로 하는 금속기 탄소섬유 복합재료.
- 제 1 항 내지 제 6 항, 제 21 항, 및 제 22 항 중 어느 한 항에 기재된 금속기 탄소섬유 복합재료를 방열부재로서 사용하는 것을 특징으로 하는 반도체를 사용한 전자기기.
- 제 1 항 내지 제 6 항, 제 21 항, 및 제 22 항 중 어느 한 항에 기재된 금속기 탄소섬유 복합재료를 방열부재로서 사용하는 것을 특징으로 하는 파워모듈.
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US (1) | US20070141315A1 (ko) |
EP (1) | EP1696046B1 (ko) |
JP (1) | JP4106395B2 (ko) |
KR (1) | KR100816412B1 (ko) |
CN (1) | CN1894435B (ko) |
CA (1) | CA2550015C (ko) |
DE (1) | DE602004026630D1 (ko) |
WO (1) | WO2005059194A1 (ko) |
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KR101497412B1 (ko) * | 2008-07-16 | 2015-03-02 | 주식회사 뉴파워 프라즈마 | 공유 결합 탄소나노튜브를 갖는 복합 소재로 구성된 히트싱크 |
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Publication number | Publication date |
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CN1894435A (zh) | 2007-01-10 |
CA2550015C (en) | 2013-02-26 |
US20070141315A1 (en) | 2007-06-21 |
JP4106395B2 (ja) | 2008-06-25 |
DE602004026630D1 (de) | 2010-05-27 |
CN1894435B (zh) | 2010-07-21 |
EP1696046A4 (en) | 2007-05-23 |
CA2550015A1 (en) | 2005-06-30 |
EP1696046A1 (en) | 2006-08-30 |
JPWO2005059194A1 (ja) | 2008-04-17 |
KR20060108712A (ko) | 2006-10-18 |
WO2005059194A1 (ja) | 2005-06-30 |
EP1696046B1 (en) | 2010-04-14 |
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