Leucoindigo preparatations in granule form

US5637116A · kind A · utility

Assignee

• BASF Aktiengeschaft · DE

Inventors

• Manfred Gaeng · Frankenthal (Pfalz), DE
• Peter Miederer · Haßloch, DE
• Peter Schultz · Phoenix, US

Key dates

• Filing date: Feb 12, 1996
• Grant date: Jun 10, 1997
• Expiry date: Feb 12, 2016

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S8/918
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Leucoindigo preparations in granule form consisting essentially of leucoindigo and alkali metal hydroxide and production of these preparations and use thereof for dyeing cellulose-containing textile material.