Graft polyol RIM system possessing excellent thermal properties

Details Graft polyol RIM system possessing excellent thermal properties Graft polyol RIM system possessing excellent thermal properties

1981-03-30

1982-02-02

Welsh, Maurice J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521173, 521176, 528903, C08G 1814

Patent

active

043140386

ABSTRACT:
A thermal dimensionally stable RIM polyurethane elastomer prepared by reacting an organic polyisocyanate, a polyoxyalkylene polyether polyol, and ethylene glycol wherein the reactants have a free-water content of less than 0.10 percent based on 100 parts of polyol plus glycol.

REFERENCES:
patent: 3476710 (1969-11-01), Altscher et al.
patent: 3772221 (1973-11-01), Hostettler et al.
patent: 3892691 (1975-07-01), White et al.
patent: 4102833 (1978-07-01), Salisbury
patent: 4243760 (1981-01-01), McDaniel et al.
Frisch et al. (Ed), Advances in Urethane Science & Technology, vol. 4, Technomic, Westport, Conn., 1976, pp. 132-165.

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