Surfactant composition for rigid urethane and isocyanurate foams

Details Surfactant composition for rigid urethane and isocyanurate foams Surfactant composition for rigid urethane and isocyanurate foams

1987-05-19

1988-06-14

Welsh, Maurice J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

25218214, C08G 1814

Patent

active

047512512

ABSTRACT:
The specification discloses a surfactant composition for rigid urethane, including isocyanurate foams which includes from about 15 to about 50% each of the following ingredients: (1) an organic surfactant; (2) a siloxane-polyoxyalkylene surfactant; and (3) one of water, C-1 to C-3 alcohol and mixtures thereof.

REFERENCES:
patent: 3562786 (1971-02-01), Bailey et al.
patent: 3594334 (1971-07-01), Marlin
patent: 3790612 (1974-02-01), Raleigh
patent: 3933695 (1976-01-01), Omietanski et al.
patent: 4081410 (1978-03-01), Moeller
patent: 4572919 (1986-02-01), Londrigan
Skowronski, M. J. and Londrigan, M. E., "Organic Surfactants for Rigid Urethane and Isocyanurate Foam", 1977.

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