Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1999-08-11
2000-10-24
Foelak, Morton
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
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.
Elf Atochem North America Inc.
Foelak Morton
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