Porous polytetrafluoroethylene sheet composition

Details Porous polytetrafluoroethylene sheet composition Porous polytetrafluoroethylene sheet composition

1994-05-31

1996-10-01

Ryan, Patrick J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

4283044, 4283066, 428372, 428375, 428379, 428421, 428422, 428910, 525199, 525200, 174 36, 174110FC, B32B 514, B32B 1500

Patent

active

055609864

ABSTRACT:
A composite of a thermoplastic copolymer of tetrafluoroethylene and perfluoro(propyl vinyl ether), and a porous membrane of polytetrafluoroethylene, at least a portion of the thermoplastic copolymer being dispersed within the pores of the porous polytetrafluoroethylene. The composite is useful as insulation for wire and cable.

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