Separation of 1-methoxy-2-propanol and water

US5080794A · kind A · utility

Assignee

• BASF SE

Inventors

• Joseph Krug · Weisenheim am Berg, DE
• Gernot Reissenweber · Haßloch, DE
• Knut Koob · Mutterstadt, DE

Key dates

• Filing date: Oct 19, 1990
• Grant date: Jan 14, 1992
• Expiry date: Oct 19, 2010

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C41/36
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A batchwise or continuous process for separating water from a mixture of water and 1-methoxy-2-propanol by passing a heated mixture in liquid or gaseous form over a hydrophilic membrane which is selective to the passage of water.