Aromatic polyester polyols fluorocarbon compatibilized with etho

Details Aromatic polyester polyols fluorocarbon compatibilized with etho Aromatic polyester polyols fluorocarbon compatibilized with etho

1985-04-22

1986-06-17

Welsh, Maurice J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

252182, 521164, 521167, 521168, 521169, 521173, C08G 1814

Patent

active

045957118

ABSTRACT:
Polyol blend compositions are provided containing nonionic ethoxylate propoxylate compounds and aromatic ester polyols, especially phthalate polyester polyols, which blends are miscible with fluorocarbon blowing agents. These blends are suitable for reaction with polyfunctional organic isocyanates in the presence of polymerization catalysts to make cellular polyurethanes and polyisocyanurates.

REFERENCES:
patent: 3078315 (1963-02-01), Steele et al.
patent: 3362979 (1968-01-01), Bentley
patent: 3745133 (1973-07-01), Comunale et al.
patent: 4246364 (1981-01-01), Koehler et al.
patent: 4313847 (1982-02-01), Chasin et al.
patent: 4323657 (1982-04-01), Mazanek et al.
patent: 4439549 (1984-03-01), Brennan
Hughes et al paper given at SPI 25 Annual Urethane Surtech Conference, Oct. 29, 1979.

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