Method of improving flame resistance of epoxy resins and...

Details Method of improving flame resistance of epoxy resins and... Method of improving flame resistance of epoxy resins and...

C - Chemistry, Metallurgy

08

G

400/2018, 402/26

C08G 59/14 (2006.01) C07F 9/655 (2006.01) C08G 59/36 (2006.01)

Patent

CA 1287429

64693-3918 ABSTRACT Epoxy resins reached with an oxirane group containing phosphonate of the formula: Image (I) wherein R is hydrogen or lower alkyl and R1 is a lower alkyl and y is 1, 2 or 3 are described. The backbone of the epoxy resin contains a functional substituent which reacts with (I) preferably a hydroxyl substituent. The cured epoxy resins reacted with the phosphonate (I) have improved flame resistance or glass tempera- tures.

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