Curable resin composition comprising cyanate ester and polyisocy

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From reactant having at least one -n=c=x group as well as...

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4284231, 4284735, 525452, 525461, 525467, 528 44, 528 75, 528 86, 528117, 528119, 528170, 528172, 528211, 528248, 528253, 528322, C08G 1800, C08G 1804

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043693024

ABSTRACT:
A curable resin composition comprising a mixture and/or a preliminary reaction product of (a) at least one cyanate compound selected from the group consisting of polyfunctional cyanate esters, prepolymers of said cyanate esters, coprepolymers of said cyanate esters and an amine and mixtures thereof, (b) at least one polyisocyanate compound selected from the group consisting of polyisocyanates, prepolymers of said polyisocyanates, coprepolymer of said polyisocyanates and an acid anhydride and mixtures thereof and (c) at least one maleimide compound selected from the group consisting of polyfunctional maleimides, prepolymer of said maleimides, coprepolymers of said maleimides and an amine and mixtures thereof is disclosed.

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patent: 4110364 (1978-08-01), Gaku et al.

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