Polymeric foams

Details Polymeric foams Polymeric foams

1993-03-01

1993-11-23

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521114, 521131, 521146, C08J 914

Patent

active

052644626

ABSTRACT:
A method for the preparation of a polymeric foam which comprises vaporising a fluorine-containing ether in the presence of a foamable polymer or the precursors of a foamable polymer.

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patent: 4328319 (1982-05-01), Osipow et al.
patent: 4422877 (1983-12-01), Spitzer et al.
patent: 4999127 (1991-03-01), Merchant
patent: 5137932 (1992-08-01), Behme et al.
patent: 5169873 (1992-12-01), Behme et al.
Schutz, "Approaches to substitute R11 in rigid polyurethane applications", UTECH Conference, Apr. 1990.

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