Patent · US Expired

Dioxole/TFE copolymer composites

US5116650A · kind A · utility

67Cited by
1References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 3, 1990
Grant dateMay 26, 1992
Priority date
Expiry dateDec 3, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/2189
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A gas permeable material comprising a material having continuous pores through it, in which the pore interiors are coated with an amorphous copolymer of tetrafluoroethylene and perfluoro-2,2-dimethyl-1,3-dioxole.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.