Process for the preparation of expandable beads

Details Process for the preparation of expandable beads Process for the preparation of expandable beads

1990-06-13

1992-02-04

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521 56, 521 60, 521139, C08J 920

Patent

active

050860801

ABSTRACT:
Exapandable beads of blends of poly (phenylene-ether) and a vinyl aromatic polymer are prepared by carrying out the polymerization of the vinyl aromatic monomer in presence of the poly(phenylene-ether) and of an expanding agent.

REFERENCES:
patent: 4874796 (1989-10-01), Allen et al.

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