Stable dispersions of polyureas and/or polyhydrazo-dicarbonamide

Details Stable dispersions of polyureas and/or polyhydrazo-dicarbonamide Stable dispersions of polyureas and/or polyhydrazo-dicarbonamide

1985-12-20

1987-05-26

Welsh, Maurice J.

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

252182, 524722, 524742, 524757, 524759, 524760, 524761, 524762, 524765, 524766, 524767, 524769, 528 44, 528 68, 528 69, C08L 7502

Patent

active

046687343

ABSTRACT:
The present invention is directed to a stable dispersion of a polyurea and/or a polyhydrazodicarbonamide in a relatively high molecular weight hydroxyl-group containing material, which dispersion has a solids content of from 5 to 50 percent by weight and which is obtained by reacting

REFERENCES:
patent: 3325421 (1967-06-01), Muller
patent: 4089835 (1978-05-01), Konig et al.
patent: 4093569 (1978-06-01), Reischl et al.
patent: 4147680 (1979-04-01), Reischl et al.

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