Process for making molded or extruded objects from waste contain

Details Process for making molded or extruded objects from waste contain Process for making molded or extruded objects from waste contain

1989-04-05

1990-11-06

Thurlow, Jeffery

Plastic and nonmetallic article shaping or treating: processes

With measuring, testing, or inspecting

264 37, 264122, 264140, 26432818, 2642093, 264349, 264DIG69, 4253791, B29B 1700, B29B 912

Patent

active

049684639

ABSTRACT:
A process is provided for producing extruded or molded objects from waste containing plastic materials. The process includes the following steps: preliminary physical treatment, optional drying, preheating to a temperature of from 80.degree. to 160.degree. C., mixing at a temperature of from 120.degree.-250.degree. C., and injection molding or extrustion.

REFERENCES:
patent: 3344212 (1967-09-01), Francis
patent: 3567815 (1971-03-01), Frank
patent: 3806562 (1974-04-01), Lamort et al.
patent: 4067826 (1978-01-01), Emery
patent: 4138534 (1979-02-01), Tedesco
patent: 4795603 (1989-01-01), Nagayasu

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