Method for producing non-foamed molded body

Details Method for producing non-foamed molded body Method for producing non-foamed molded body

2011-03-01

2011-03-01

Heitbrink, Jill L (Department: 1743)

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

Shaping against forming surface

Reexamination Certificate

active

07897092

ABSTRACT:
Provided are a process for efficiently producing a non-foamed molded body by impregnating an amorphous thermoplastic resin with 0.3 to 3.0% by mass of carbon dioxide and/or 0.05 to 1.0% by mass of nitrogen and then supplying the amorphous thermoplastic resin thus obtained which is impregnated with carbon dioxide and/or nitrogen to an uppermost stream part of a cylinder in an injection molding machine and molding it and a non-foamed molded body produced thereby.

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patent: 6337039 (2002-01-01), Yamaki et al.
patent: 6361724 (2002-03-01), Maeda et al.
patent: 6929763 (2005-08-01), Yamaki
patent: 05 318541 (1993-12-01), None
patent: 2004 133148 (2004-04-01), None
patent: 2004-160917 (2004-06-01), None

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