Integral skin polyurethane foams and process for the preparation

Details Integral skin polyurethane foams and process for the preparation Integral skin polyurethane foams and process for the preparation

1994-05-31

1995-02-14

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, C08J 934

Patent

active

053896939

ABSTRACT:
Integral skin polyurethane foams can be prepared using formulations having no HCFC or CFC blowing agents. Such formulations, having water as the only or major blowing agent can also have good physical properties such as low post-blow expansion. A formulation useful for preparing such integral skin polyurethane foams includes:

REFERENCES:
patent: 4334032 (1982-06-01), Patton, Jr.
patent: 4994540 (1991-02-01), Boerner et al.
patent: 5208270 (1993-05-01), Dai

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