Method and plant for the manufacture of polymer particles

Details Method and plant for the manufacture of polymer particles Method and plant for the manufacture of polymer particles

2007-11-06

2009-12-01

Choi, Ling-Siu (Department: 1796)

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

Synthetic resins

Process of treating scrap or waste product containing solid...

C521S050000, C521S056000, C521S061000, C521S049000

Reexamination Certificate

active

07625953

ABSTRACT:
The method for the manufacture of foamed or foamable polymer particles employs a mixture of a polymer melt and a recycled polymer melt produced from recycled, propellant-containing polymer particles. The associated plant for the manufacture of the foamed or foamable polymer particles is provided with an apparatus for the processing of recycled, propellant-containing polymer particles.

REFERENCES:
patent: 6783710 (2004-08-01), Walder
patent: 15 69 024 (1969-09-01), None
patent: 0 638 017 (1995-02-01), None
patent: 0 668 139 (1995-08-01), None
patent: 06 166115 (1994-06-01), None
Machine translation of JP-06-166115.

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