C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/169, 402/262
C08G 59/40 (2006.01) C08G 14/00 (2006.01) C08G 59/56 (2006.01) C08G 59/66 (2006.01) C08G 59/68 (2006.01) C08L 63/02 (2006.01)
Patent
CA 1111192
ABSTRACT OF THE DISCLOSURE The adhesion properties of amine-cured epoxy resins are unexpectedly enhanced by addition of certain polyether additives. The adhesively superior epoxy resin composition comprises a vicinal polyepoxide, a curing amount of an amine curing agent, and an effective amount of: a polyether diureide having terminal ureido or and a molecular weight of from about 4000 to about 4500; a polyether diamide having terminal amido groups and a molecular weight of from about 2000 to about 3000 and/or a polyether succinimide having terminal amino groups and a molecular weight of from about 4000 to about 4500. -1-
290993
Schulze Heinz
Waddill Harold G.
Smart & Biggar
Texaco Development Corporation
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