Stable dispersions of polyureas and/or polyhydrazodi-carbonamide

Details Stable dispersions of polyureas and/or polyhydrazodi-carbonamide Stable dispersions of polyureas and/or polyhydrazodi-carbonamide

1985-12-20

1988-08-02

Kight, John

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Cellular products or processes of preparing a cellular...

521128, 521174, 521137, 525435, 525456, C08G 1800, C08G 1814

Patent

active

047614340

ABSTRACT:
The present invention is directed to a stable dispersion of a polyurea and/or a polyhydrazodicarbonamide having a solids content of from 5 to 40%, by weight, in a relatively high molecular weight, hydroxyl group-containing polyether, obtained by continuously reacting:

REFERENCES:
patent: 4042537 (1977-08-01), Dahm et al.
patent: 4089835 (1978-05-01), Konig et al.

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