发明名称 |
Binary azeotropic compositions of 1,1,2,2,3,3,4,4-octafluorobutane and either tran-1,2-dichloroethylene, cis 1,2-dichloroethylene, or 1-1 dichloroethane |
摘要 |
Azeotropic or azeotrope-like compositions of effective amounts of 1,1,2,2,3,3,4,4-octafluorobutane and trans-1,2-dichloroethylene; cis-1,2-dichloroethylene; or 1,1-dichloroethane to form an azeotropic or azeotrope-like composition are disclosed that are useful as cleaning agents, refrigerants, aerosol propellants, heat transfer media, gaseous dielectrics, fire extinguishing agents, expansion agents for polyolefins and polyurethanes and as power cycle working fluids.
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申请公布号 |
US5194170(A) |
申请公布日期 |
1993.03.16 |
申请号 |
US19920864811 |
申请日期 |
1992.04.02 |
申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
MERCHANT, ABID N.;SUNG, JANET C. |
分类号 |
C07C19/045;C07C19/08;C07C21/073;C08G18/00;C08G18/08;C08J9/14;C09K3/30;C09K3/32;C09K5/04;C10M105/00;C11D7/50;C23G5/028 |
主分类号 |
C07C19/045 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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