Spray-dried granules of high apparent density

US5767057A · kind A · utility

Assignee

• Henkel Ecolab GmbH & Co. OHG · DE

Inventors

• Thomas Merz · Hilden, DE
• Elmar Wilms · Dormagen, DE
• Chris De Jong · Zwolle, NL

Key dates

• Filing date: Mar 4, 1996
• Grant date: Jun 16, 1998
• Expiry date: Mar 4, 2016

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D11/02
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The process of producing spray-dried granules useful as detergents, cleaning compositions, or as a component therefor, by preparing a slurry containing 0.2% to 20% by weight of sugar acids or salts thereof and the balance being detergent components, wherein the slurry contains less than 35% by weight of water and has a viscosity of less than 15,000 mPas under spray-drying conditions, and spray-drying the slurry.