Patent · US Active

Trifluorovinyloxy monomers and polymers

US7635744B2 · kind B2 · utility

0Cited by

7References

37Claims

0Family size

Assignee

General Electric Company · US

Inventors

David Roger Moore · Rexford, US
Hongyi Zhou · Niskayuna, US
Christoph Erben · Berkeley Heights, US
Marianne Elisabeth Harmon · Niskayuna, US
Joyce Hung · Niskayuna, US
Hongwei Liu · Troy, US
Daniel Steiger · San Francisco, US
Daniel J. Brunelle · Scotia, US

Key dates

Filing date	Apr 5, 2006
Grant date	Dec 22, 2009
Priority date	—
Expiry date	Sep 4, 2026

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G75/23
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Reactive monomers containing the trifluorovinyloxy group may be copolymerized to form polymers useful as membranes, especially polymer electrolyte membranes for fuel cells. The monomers have the formula ((CF2CFO(R1)p)nArX2 wherein

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