Expandable synthetic resinous thermoplastic particles, method fo

Details Expandable synthetic resinous thermoplastic particles, method fo Expandable synthetic resinous thermoplastic particles, method fo

1984-04-16

1984-11-27

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

264 53, 264DIG5, 264DIG9, 264DIG15, 521146, 521147, 521910, C08J 922, C08J 924

Patent

active

044851936

ABSTRACT:
Resilient foam particles and moldings are obtained employing a lightly crosslinked polymer such as a styrene polymer with volatile fluid foaming agent that has low permeability through the polymer. Multiple expansion will permit low density particles for molding.

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