Process for preparing expandible particles of styrene-based poly

Details Process for preparing expandible particles of styrene-based poly Process for preparing expandible particles of styrene-based poly

1979-02-27

1980-04-29

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 98, 521114, 521907, C08V 912, C08J 922

Patent

active

042006961

ABSTRACT:
There is disclosed a process for the preparation of expandible particles of styrene-based polymers which are useful for the production of molded bodies, especially large blocks, having a uniform cellular structure, and with a particularly short time of residence in the mold.

REFERENCES:
patent: 3271333 (1966-09-01), Eichhorn
patent: 3324076 (1967-06-01), Elder et al.
patent: 3401127 (1968-09-01), Stephenson
patent: 3576770 (1971-04-01), Evans et al.
patent: 3631132 (1971-12-01), Westernacher
patent: 3639302 (1972-02-01), Brown et al.
patent: 4029614 (1977-06-01), Nintz et al.

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