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Title:
REDUCED FUMING FLUOROPOLYMER
Document Type and Number:
WIPO Patent Application WO/2005/108436
Kind Code:
A2
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.

Inventors:
CHAPMAN GREGORY ALLEN (US)
BIDSTRUP DAVID E (US)
Application Number:
PCT/US2005/014679
Publication Date:
November 17, 2005
Filing Date:
April 29, 2005
Export Citation:
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Assignee:
DU PONT (US)
CHAPMAN GREGORY ALLEN (US)
BIDSTRUP DAVID E (US)
International Classes:
C08F6/00; C08F8/00; C08F14/18; C08J3/00; (IPC1-7): C08F8/00; C08J3/00
Domestic Patent References:
WO2002050135A12002-06-27
Foreign References:
EP1170303A12002-01-09
US4743658A1988-05-10
US20030208005A12003-11-06
Other References:
SEIDEL ET AL.: "Chemical, Physical, and Toxicological Characterization of Fumes Produced by heating Tetrafluoroethylene Homopolymer and its Copolymer with Hexafluoropropylene and Perfluoro(propyl vinyl ether", CHEM. RES. TOXICOL., vol. 4, 1991, pages 229 - 236
Attorney, Agent or Firm:
Hamby, Jane Obee (Legal Paten Records Center 4417 Lancaster Pik, Wilmington Delaware, US)
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