Method for the preparation of rigid cast or transfer molded ther

Details Method for the preparation of rigid cast or transfer molded ther Method for the preparation of rigid cast or transfer molded ther

1987-08-03

1988-07-12

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 54, 26433112, C08G 1818

Patent

active

047571233

ABSTRACT:
A method for the preparation of cast or transfer molded rigid polyisocyanurate polymer composition by conveying from a mixing chamber into a mold cavity of desired configuration to react at temperatures of from about ambient to about 140.degree. C. a reaction mixture of an organic di- or polyisocyanate, a cyclic alkylene carbonate and a soluble adduct of a tertiary amine and a cyclic alkylene carbonate as catalyst.

REFERENCES:
patent: 4709002 (1987-11-01), Younes

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