- 专利标题： Azeotrope-like compositions of tetrafluoroethane, pentafluoropropane and water
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申请号： US10166440申请日： 2002-06-10
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公开(公告)号： US06638987B2公开(公告)日： 2003-10-28
- 发明人: Mary C. Bogdan , Gary M. Knopeck , Hang T. Pham , Rajiv R. Singh , David Dressel , David J. Williams
- 申请人： Mary C. Bogdan , Gary M. Knopeck , Hang T. Pham , Rajiv R. Singh , David Dressel , David J. Williams
- 主分类号： C08J914
- IPC分类号： C08J914
摘要：
This invention provides azeotrope-like compositions of 1,1,1,2-tetrafluoroethane, 1,1,1,3,3-pentafluoropropane-245fa and water that are environmentally desirable for use as refrigerants, aerosol propellants, metered dose inhalers, blowing agents for polymer foam, heat transfer media, and gaseous dielectrics.
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