Fluorinated polymer

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof

Reexamination Certificate

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Details

C528S310000, C528S272000, C528S196000, C528S070000, C528S084000, C528S322000, C528S340000, C528S348000, C522S001000

Reexamination Certificate

active

07112647

ABSTRACT:
An object of the present invention is to provide a fluorinated polymer of adequate molecular weight with excellent transparency in a wavelength range from visible to near infrared, and to also provide a method of producing such a polymer. The present invention provides a fluorinated polymer comprising a structure represented by a formula (1) as a structural unit,as well as a method of producing this polymer using a corresponding tetrafluoroxylylenediamine or a tetrafluoroxylylene glycol as a raw material.

REFERENCES:
patent: 4734486 (1988-03-01), Bristowe
patent: 2 127 013 (1984-04-01), None
patent: 63 172 728 (1988-07-01), None
patent: 10-81738 (1998-03-01), None
patent: 2000-292635 (2000-10-01), None

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