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

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

1990-02-27

1991-10-08

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 58, 528 76, 528 77, 528 78, 528290, 528292, 528354, 528359, 528367, 564 17, 564 22, 564 26, 564 30, 564 32, 564 38, 564 47, 564 55, C08G 1800

Patent

active

050555448

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

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EPO Patent Application Ser. No. 240,196; 5/86.
EPO Patent Application Ser. No. 242,974; 10/87.

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