Process for preparing a polyurethane foam in the presence of a h

Details Process for preparing a polyurethane foam in the presence of a h Process for preparing a polyurethane foam in the presence of a h

1993-12-27

1995-02-07

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521159, 521160, 521902, C08J 914

Patent

active

053876180

ABSTRACT:
This disclosure relates to polyisocyanate-based foams, particularly to polyurethane or polyurethanepolyisocyanurate foam prepared in the presence of a certain blowing agent. The blowing agent, based on total amounts of a) and b), consists of: (a) from about 5 to about 80 mole percent of a C.sub.5-6 alicyclic alkane or mixtures of such; and (b) from about 95 to about 20 mole percent of a mixture of isopentane and n-pentane present in a mole ratio of from about 80:20 to about 20:80.

REFERENCES:
patent: 2846408 (1958-08-01), Brochhagen et al.
patent: 3297597 (1967-01-01), Edwards et al.
patent: 3470118 (1969-09-01), Forester
patent: 3586651 (1971-06-01), Salyer et al.
patent: 4046721 (1977-09-01), Austin et al.
patent: 4137265 (1979-01-01), Edwards et al.
patent: 4383102 (1983-05-01), McDaniel et al.
patent: 4394491 (1983-07-01), Hoffman
patent: 4704410 (1987-11-01), Booth et al.
patent: 4704411 (1987-11-01), Gansow et al.
patent: 4883826 (1989-11-01), Marugg et al.
patent: 4920154 (1990-04-01), Monstrey
patent: 4939182 (1990-07-01), Marugg et al.
patent: 5001164 (1991-03-01), Smits et al.
patent: 5034424 (1991-07-01), Wenning et al.
patent: 5064872 (1991-11-01), Monstrey et al.
patent: 5096933 (1992-03-01), Volkert
patent: 5120815 (1992-06-01), Marugg et al.
patent: 5182309 (1993-01-01), Huetzen
patent: 5223549 (1993-06-01), Wiedermann et al.
patent: 5254597 (1993-10-01), Horn et al.
patent: 5290823 (1994-03-01), Volkert

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