Method of producing rigid foams and products produced therefrom

Details Method of producing rigid foams and products produced therefrom Method of producing rigid foams and products produced therefrom

1997-07-22

1998-12-08

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521125, 521130, 521131, 521172, C08J 914

Patent

active

058470182

ABSTRACT:
A thermosetting plastic foam solid formed from the reaction product of: (a) either polyisocyanate or isocyanate; (b) a polyol; (c) a catalyst which is capable of promoting the thermosetting reaction between the polyisocyanate or isocyanate and the polyol; and (d) a blowing agent comprised at least partially from a high purity cyclopentane product, wherein the high purity cyclopentane product is about 95% or greater pure cyclopentane, and, optionally, (e) water and/or (f) liquid flame retardant.

REFERENCES:
patent: 5523333 (1996-06-01), Fishback et al.
patent: 5523334 (1996-06-01), White, III et al.
patent: 5525641 (1996-06-01), White, III et al.
patent: 5648019 (1997-07-01), White, III et al.

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