Reduced fuming fluoropolymer

Details Reduced fuming fluoropolymer Reduced fuming fluoropolymer

2008-09-09

2008-09-09

Mulcahy, Peter D. (Department: 1796)

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C525S011000, C525S200000, C526S242000, C526S254000

Reexamination Certificate

active

10836657

ABSTRACT:
The present invention relates to the reduction of oligomer content of melt-processible fluoropolymer so that the fluoropolymer has at least 25 ppm less oligomer than the as-polymerized fluoropolymer.

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William C. Seidel et al., Chemical, Physical, and Toxicological Characterization of Fumes Produced by Heating Tetrafluoroethene Homopolymer and Its Copolymers With Hexafluoropropene and Perfluoro(Propyl Vinyl Ether), Chem. Res. Toxicol. 1991, 4, pp. 229-236.

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