发明名称 |
Azeotrope-like compositions of 1,1,1,3,3-pentafluoropane and 2-methyl butane |
摘要 |
<p>An azeotropic compsn. comprises: (a) 65-81 wt.%1,1,1,3,3-pentafluoropropane; and (b) 19-35 wt.% 2-methyl butane, where the compsn. has a b.pt. of about 7 [deg]C at 1 atmos.. Also claimed is the prodn. of polyurethane foam comprising reacting a polyisocyanate with an isocyanate reactive material in the presence of the above azeotropic compsn.</p> |
申请公布号 |
EP0783017(A2) |
申请公布日期 |
1997.07.09 |
申请号 |
EP19960119772 |
申请日期 |
1996.12.10 |
申请人 |
BAYER CORPORATION |
发明人 |
WERNER, JOACHIM;KANE, SCOTT A.;MORTIMER, CHARLES E.;DOERGE, HERMAN P.;BOONSTRA, ERIC F. |
分类号 |
C07C9/16;C07C19/08;C08J9/14;(IPC1-7):C08J9/14 |
主分类号 |
C07C9/16 |
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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