Method for producing regenerated fluororesin and regenerated...

Details Method for producing regenerated fluororesin and regenerated... Method for producing regenerated fluororesin and regenerated...

2007-05-29

2007-05-29

Yoon, Tae H (Department: 1714)

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

Synthetic resins

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

C528S501000, C528S503000

Reexamination Certificate

active

10333458

ABSTRACT:
A method for producing a regenerated fluororesin, characterized in that it comprises subjecting a used melt-molded fluororesin article to a heat treatment at a temperature of from room temperature to the melting point of the resin; a method for producing a regenerated fluororesin, characterized in that it comprises subjecting a used melt-molded fluororesin article to a supercritical washing treatment at a temperature of from room temperature to the melting point of the resin; and a regenerated fluororesin article containing substantially no impurities which is obtainable by the above method.

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International Preliminary Examination Report for PCT/JP01/06282 dated Mar. 18, 2002.

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