Patent · US Active

Sulfonyl grafted heterocycle materials for proton conducting electrolytes

US7964651B2 · kind B2 · utility

0Cited by

9References

16Claims

0Family size

Assignees

TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC. · US
Georgia Tech Research Corporation · US

Inventors

Siwen Li · Atlanta, US
Zhen Zhou · Emeryville, US
Yuelan Zhang · Atlanta, US
Meilin Liu · Norcross, US
Wen Li · Ypsilanti, US

Key dates

Filing date	Dec 21, 2006
Grant date	Jun 21, 2011
Priority date	—
Expiry date	Mar 19, 2030

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E60/50
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A proton conducting polymer includes a polymer backbone and a heterocyclic compound attached to the polymer backbone. The heterocyclic compound includes a sulfonyl functionality bonded to heterocyclic compound.

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