Polyurethane foam

Details Polyurethane foam Polyurethane foam

1997-03-24

1999-01-12

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521117, 521128, 521130, 521131, 521167, C08G 1832

Patent

active

058590781

ABSTRACT:
A polyurethane or polyisocyanurate foam is derived from a mixture comprising a crude isocyanate component and a polyol component which contains all or some of the following products in a homogeneous mixture: polyols, catalysts, surfactants, water, flame-retardants, expanding agents, fillers, dyes and pigments, in which the expanding agents comprise a pentane component associated with a dialkanolamide derived from fatty or oily substances of vegetable origin.

REFERENCES:
patent: 4246364 (1981-01-01), Koehler et al.
patent: 5300531 (1994-04-01), Weaver
patent: 5389696 (1995-02-01), Dempsey et al.

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