Polyisocyanatoimido compositions and imide group containing poly

Details Polyisocyanatoimido compositions and imide group containing poly Polyisocyanatoimido compositions and imide group containing poly

1980-01-17

1981-11-24

Anderson, Harold D.

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...

260 18TN, 525440, 525454, 528 59, 528 68, 528 75, 528322, C08G 1802

Patent

active

043025722

ABSTRACT:
A coating or molding composition including a polyisocyanate, an unsaturated imide and an olefinically unsaturated comonomer copolymerizable with the unsaturated imide, and having a ratio of total isocyanate functions to total polymerizable double bonds in the imide in the range of from 0.3 to 15, is addition polymerized to hard, imide group containing polymers characterized by the recurring unit: ##STR1## Coatings and shaped articles formed from such polymers are hard, tough, thermally stable, solvent resistant and are good insulators.

REFERENCES:
patent: 4085164 (1978-04-01), Gruffaz et al.
Condensed Chemical Dictionary, Ninth Edition, p. 721.
Organic Chemistry, Richter, vol. 1 (1919), p. 24.

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