Polyurethane from epoxy compound adduct

Details Polyurethane from epoxy compound adduct Polyurethane from epoxy compound adduct

1990-08-03

1993-02-23

Sellers, Robert E.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

521159, 521163, 521164, 521172, 521173, 521174, 521176, 525523, 525533, 525459, C08G 5914, C08G 1848, C08G 1850

Patent

active

051891174

ABSTRACT:
A polyurethane composition useful as a molding composition is prepared from (1) an adduct derived from the reaction product of a polyepoxide and a single epoxide reactive group-containing compound, or the reaction product of a monoglycidyl ether and an epoxide reactive groups-containing compound, (2) a polyisocyanate, and (3) optionally an isocyanate-reactive compound; wherein at least one of the adduct or polyisocyanate contains a rodlike mesogenic moiety.

REFERENCES:
patent: 4745135 (1988-05-01), Thomas et al.
patent: 4762901 (1988-08-01), Dhein et al.
patent: 4962163 (1990-10-01), Hefner, Jr. et al.

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