Process for the fractional separation of protein mixtures by means of membranes

US4863609A · kind A · utility

Assignee

• Schott Glaswerke · DE

Inventors

• Roland Schnabel · Hofheim, DE
• Hans v. Baeyer · Berlin, DE

Key dates

• Filing date: Nov 17, 1983
• Grant date: Sep 5, 1989
• Expiry date: Nov 17, 2003

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01D2313/30
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Protein mixtures are separated by utilizing membrane filtration. Filtration rates of at least 60%, preferably at least 70%, can be achieved when the liquid protein mixture to be separated is diluted at least tenfold, preferably twentyfold.