Blowing agent masterbatch for the preparation of polystyrene foa

Details Blowing agent masterbatch for the preparation of polystyrene foa Blowing agent masterbatch for the preparation of polystyrene foa

1989-03-23

1990-07-10

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521 88, 521 92, 521 96, 521 97, 521 98, 521146, C08J 908

Patent

active

049407350

ABSTRACT:
The present invention deals with a novel blowing agent masterbatch for the preparation of polystyrene foams, comprising:

REFERENCES:
patent: 4632942 (1986-12-01), Ito et al.
Chem. Abstracts CA 107 135564k=JP-A-62 70 429 Dainichiseika.
Chem. Abstracts CA 82 141140a=JP-A-74 107 370 Mitsubishi.

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