C - Chemistry – Metallurgy – 08 – J
Patent
C - Chemistry, Metallurgy
08
J
C08J 9/14 (2006.01) C08K 5/02 (2006.01) C08L 75/04 (2006.01)
Patent
CA 2188236
Azeotropic compositions made up of from about 65 to about 81% by weight of 1,1,1,3,3-pentafluoropropane and from about 19 to about 35% by weight of 2-methyl butane have been found to be particularly useful as blowing agents for the production of polyurethane foams.
Boonstra Eric F.
Doerge Herman P.
Kane Scott A.
Mortimer Charles E.
Werner Joachim
Corporation Bayer
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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