Patent · US Active

Use of ionic liquids with tetracyanoborate anions as a solvents for extraction of alcohols from aqueous solutions

US8455703B2 · kind B2 · utility

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15Claims

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Assignee

Merck Patent GmbH · DE

Inventors

William-Robert Pitner · Heppenheim, DE
Michael Schulte · Bischofsheim, DE
Andrzej Górak · Wrocław, PL
Francesca Santangelo
Annebart Engberg Wentink

Key dates

Filing date	May 15, 2009
Grant date	Jun 4, 2013
Priority date	—
Expiry date	Mar 1, 2030

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P20/54
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

The invention relates to a method for the liquid-liquid extraction of alcohols from aqueous solutions using at least one ionic liquid containing a tetra-cyanoborate anion as solvent.

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