Cyanourea compounds

Details Cyanourea compounds Cyanourea compounds

1984-07-09

1985-07-16

Warren, Charles F.

Organic compounds -- part of the class 532-570 series

Organic compounds

Amino nitrogen containing

564 50, 564 57, 564 59, 2604654, 525123, 560 26, C07C12604, C07C12700

Patent

active

045298203

ABSTRACT:
This invention relates to novel cyanourea compounds of the formula: ##STR1## wherein R is the organic moiety of a polyisocyanate remaining after reaction of the isocyanate groups to form cyanourea groups and n is at least 2. The compound can be polymerized at room temperature to form a polymer having the recurring structural formula: ##STR2## i.e., N,N'-biscarbamyl-N-cyanoguanidine units connected together through the R group of the carbamyl moiety and m is greater than 2, or can be cured to a thermoset material on heating above 90.degree. C.

REFERENCES:
patent: 4379728 (1983-04-01), Lin

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