142b/124 blowing agent blends

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

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521155, C08J 914

Patent

active

061368776

ABSTRACT:
Nonflammable foam blowing agent blends of 142b or 124 are provided, as are polyol premixes and polyurethane foam compositions containing such blends.

REFERENCES:
patent: 4972003 (1990-11-01), Grunbauer et al.
patent: 5439947 (1995-08-01), Bartlett et al.
patent: 5532284 (1996-07-01), Bartlett et al.

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