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특허 상세정보

Heat transfer compositions with high electrical resistance for fuel cell assemblies

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) C09K-007/50   
미국특허분류(USC) 252/071; 252/073; 252/074; 252/075; 429/020; 429/026; 429/120
출원번호 UP-0342364 (2008-12-23)
등록번호 US-7608198 (2009-11-10)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Cantor Colburn LLP
인용정보 피인용 횟수 : 13  인용 특허 : 78
초록

The present invention relates generally to heat transfer compositions. More particularly, the present invention relates to heat transfer compositions with high electrical resistance for use in power-generating equipment or in engines. Such compositions are particularly useful in fuel cell assemblies.

대표
청구항

What is claimed is: 1. A fuel cell system comprising one or more fuel cell assemblies and a heat transfer composition, the heat transfer composition comprising: (a) from about 20% to about 80% by weight of an alcohol; (b) from about 1% to about 90% by weight of a polyalkylene oxide; (c) from about 1% to about 30% by weight of an additive; and (d) balance being water; wherein said composition has an electrical resistance greater than about 5 KΩ·cm and wherein said composition is used in a fuel cell assembly. 2. The fuel cell system according to ...

이 특허에 인용된 특허 (78)

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