Process for the production of break-resistant, storable multifunctional detergent tablets

US5854189A · kind A · utility

Inventors

• Hans-Friedrich Kruse · Korschenbroich, DE
• Jochen Jacobs · Wuppertal, DE
• Peter Jeschke · Eltville am Rhein, DE

Key dates

• Filing date: Sep 13, 1996
• Grant date: Dec 29, 1998
• Expiry date: Sep 13, 2016

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D17/0082
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The process of producing break-resistant and storage-stable detergent tablets comprising coating powdered or crystalline detergent components present in anhydrous form or having a low degree of hydration with a hydrophobicizing agent, and tabletting the resulting mixture under pressure to produce tablets having a breaking strength of at least 150 N.