C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
400/109, 402/166
C08G 59/50 (2006.01) C08G 59/18 (2006.01) C08K 5/42 (2006.01)
Patent
CA 1181891
Abstract of the disclosure A resinous hardener system comprising the reaction product of diamino diphenylsulfone compounds and diglycidyl ethers of polyhydric phenols. The hardener system can be incorporated into a variety of epoxy resins for use as improved prepreg or laminating resins, as resin molded castings, and the like.
387172
Castonguay Richard N.
King John J.
Sellers Ralph F.
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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