Process for the foaming of thermoplastics containing ester and/o

Details Process for the foaming of thermoplastics containing ester and/o Process for the foaming of thermoplastics containing ester and/o

1987-01-20

1988-03-01

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521 90, 521 92, 521180, 521182, 521909, C08J 910

Patent

active

047286733

ABSTRACT:
The present invention relates to the use of combinations of specific compounds as blowing agent combinations for thermoplastics containing ester and/or carbonate groups, a process for the foaming of these thermoplastics, and the foams obtained by the process according to the invention.

REFERENCES:
patent: 3442829 (1969-05-01), Moore et al.
patent: 3725321 (1973-04-01), Wirth et al.
patent: 3779954 (1973-12-01), Wirth et al.
patent: 4097425 (1978-06-01), Niznik
The Condensed Chemical Dictionary, 9th Edition, revised by Gessner G. Holly-p. 856.
Angewandte Chemie, 64, 1952, pp. 65-76.

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