Stable, aqueous dispersions and stable, water-dispersible dry powders of xanthophylls, and production and use of the same

US6863914B1 · kind B1 · utility

Assignee

• BASF SE

Inventors

• Helmut Auweter · Schifferstadt, DE
• Heribert Bohn · Wattenheim, DE
• Erik Luddecke · Mutterstadt, DE

Key dates

• Filing date: Apr 17, 2000
• Grant date: Mar 8, 2005
• Expiry date: Apr 17, 2020

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K31/122
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

A process for preparing a stable, aqueous dispersion or a stable water-dispersible dry powder of xanthophylls selected from the group consisting of astaxanthin, lutein and zeaxanthin, by