Amino-functional polyethers containing urea, biuret, thiourea, d

Details Amino-functional polyethers containing urea, biuret, thiourea, d Amino-functional polyethers containing urea, biuret, thiourea, d

1988-09-21

1990-04-10

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 61, 528 64, 528 65, 528 68, 528 76, 528 77, 528 78, C08G 1832

Patent

active

049162012

ABSTRACT:
This invention relates to novel polymeric polyamines containing internal urea, biuret, thiourea, dithiobiuret, and/or thioamide moieties, and to polymers prepared therefrom. This invention also relates to novel isocyanate-functional prepolymers containing urea, biuret, amide, thiourea, dithiobiuret, and/or thioamide moieties and to polymers prepared therefrom.

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EPO Patent Application Ser. No. 240,196; 6/86.
EPO Patent Application Ser. No. 242,974; 10/87.

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