Self-tanning, pretanning and assist tanning of pelts and skin pelts and retanning of leather and skin

US5372609A · kind A · utility

Assignee

• BASF SE

Inventors

• Juergen Weiser · Schriesheim, DE
• Wolfgang Reuther · Neckargemünd, DE
• Hermann Birkhofer · Ludwigshafen, DE
• Karl Stork · Eisenberg (Pfalz), DE
• Ortwin Schaffer · Ludwigshafen, DE

Key dates

• Filing date: Jul 29, 1993
• Grant date: Dec 13, 1994
• Expiry date: Jul 29, 2013

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C14C3/16
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Pelts and skin pelts can be self-tanned, pretanned and assist tanned and leather and skin can be retanned by using for this purpose the compound I or an acetal thereof.