Patent · US Expired

Method of drying organic liquid electrolytes

US7666310B2 · kind B2 · utility

1Cited by

7References

25Claims

0Family size

Assignee

CHEMETALL GMBH · DE

Inventors

Ulrich Wietelmann · Friedrichsdorf, DE
Klaus Schade · Wiesbaden, DE
Uwe Lischka · Frankfurt am Main, DE

Key dates

Filing date	Feb 16, 2006
Grant date	Feb 23, 2010
Priority date	—
Expiry date	Feb 16, 2026

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E60/13
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A method is described for removing water and other protic impurities from an organic liquid electrolyte, wherein the organic liquid electrolyte is brought into contact with one or more insoluble alkali metal hydride(s) and the insoluble reaction by-products formed thereby are separated off.

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