Polyurethanes based on urethane polyols and short and long chain

Details Polyurethanes based on urethane polyols and short and long chain Polyurethanes based on urethane polyols and short and long chain

1986-03-03

1987-11-03

Hoke, Veronica P.

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 28, 528 75, C08G 1866

Patent

active

047044462

ABSTRACT:
A process for preparing a novel polyurethane comprising blending a poly (alkylene ether) urethane polyol with both short- and long-chain polyols and reacting the blend with a polyisocyanate is described.

REFERENCES:
patent: 3655588 (1972-04-01), Mosso et al.
patent: 4481367 (1984-11-01), Knopf
patent: 4485031 (1984-11-01), Olstowski et al.
patent: 4485032 (1984-11-01), Olstowski et al.
patent: 4530941 (1985-07-01), Turner et al.
patent: 4543405 (1985-09-01), Ambrose et al.
patent: 4631320 (1986-12-01), Parekh et al.

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