Liquid detergents with an aryl acid for inhibition of proteolytic enzyme

US5472628A · kind A · utility

Assignee

• The Procter & Gamble Company · US

Inventors

• Rajan K. Panandiker · Sharonville, US
• Christiaan Arthur Jacques Kamiel Thoen · Haasdonk, BE
• Pierre Marie Lenoir · Zürich, CH
• Dwight M. Peterson · Wyoming, US
• James E. Thompson · Cincinnati, US

Key dates

• Filing date: Nov 9, 1994
• Grant date: Dec 5, 1995
• Expiry date: Nov 9, 2014

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D3/38663
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Included is a liquid detergent composition comprising detersive surfactant, proteolytic enzyme, a detergent-compatible second enzyme, and an aryl boronic acid of the structure: ##STR1## where X is selected from C.sub.1 -C.sub.6 alkyl, substituted C.sub.1 -C.sub.6 alkyl, aryl, substituted aryl, hydroxyl, hydroxyl derivative, amine, C.sub.1 -C.sub.6 alkylated amine, amine derivative, halogen, nitro, thiol, thiol derivative, aldehyde, acid, acid salt, ester, sulfonate or phosphonate; each Y is independently selected from hydrogen, C.sub.1 -C.sub.6 alkyl, substituted C.sub.1 -C.sub.6 alkyl, aryl, substituted aryl, hydroxyl, hydroxyl derivative, halogen, amine, alkylated amine, amine derivative, nitro, thiol, thiol derivative, aldehyde, acid, ester, sulfonate or phosphonate; and n is 0 to 4.