Vinyl ester urethanes

Details Vinyl ester urethanes Vinyl ester urethanes

1978-07-24

1980-01-08

Welsh, Maurice J.

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...

528 79, C08G 1832

Patent

active

041828305

ABSTRACT:
Vinyl ester urethane resins prepared by reacting (a) the reaction product of a polyoxyalkylene bisphenol A and a polycarboxylic acid or anhydride, (b) a polyfunctional isocyanate having an average isocyanate functionality of greater than two, and (c) a monohydroxyl-terminated ester of acrylic acid or methacrylic acid are useful in thermosetting fiber reinforced laminates.

REFERENCES:
patent: 3754909 (1973-08-01), Feltzin et al.
patent: 3876726 (1975-04-01), Ford et al.

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