Azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and

Details Azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and Azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and

1997-09-19

1998-12-29

Sergent, Rabon

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Cellular products or processes of preparing a cellular...

521131, 521164, 521167, 521159, 521174, C08J 914

Patent

active

058542965

ABSTRACT:
Azeotropic compositions made up of from about 60 to about 78% by weight of 1,1,1,3,3-pentafluoropropane and from about 22 to about 40% by weight of tetramethylsilane have been found to be particularly useful as blowing agents for the production of polyurethane foams.

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1,.1,1,4,4,4 Hexafluorobutane, a New Non-Ozone-Depleting Blowing Agent for Rigid PUR Foams, Polyurethanes World Congress 1991, Sep. 24-26, pp. 734-739.

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