Polyurethane elastomer formed from an amide-modified polyisocyan

Details Polyurethane elastomer formed from an amide-modified polyisocyan Polyurethane elastomer formed from an amide-modified polyisocyan

1989-05-08

1990-12-04

Kight, III, John

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 64, 528 65, 528 66, 560351, 560355, 560359, C08G 1870, C08G 1873

Patent

active

049755145

ABSTRACT:
A polyisocyanate composition containing an amide-modified product, obtained by modifying a polyisocyanate compound with a polybasic carboxylic acid in an equivalent ratio of carboxyl groups/isocyanate groups being at most 0.9.

REFERENCES:
patent: 3517039 (1970-06-01), Wagner et al.
patent: 3959348 (1976-05-01), Reiff et al.
patent: 4105686 (1978-08-01), Raes et al.
patent: 4187366 (1980-02-01), Friedlander et al.
patent: 4197374 (1980-04-01), Narayan et al.
patent: 4322364 (1982-03-01), Hughes et al.
patent: 4652494 (1987-03-01), Bravet et al.

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