UV-active regenerated cellulose fiber

US5770110A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Andreas Schrell · Hofheim, DE
• Stefan Meier · Neubiberg, DE

Key dates

• Filing date: Oct 23, 1996
• Grant date: Jun 23, 1998
• Expiry date: Oct 23, 2016

Classification

• Technology area (CPC D): Textiles; Paper
• CPC primary: D01F2/14
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

UV-active regenerated cellulose fiber Luminescent regenerated cellulose fiber comprising one or more inorganic luminophors selected from the group consisting of the phosphates, tungstates, oxides, silicates and aluminates of the alkaline earth metals, of the subgroup elements or of the rare earths and the halides of the alkali and alkaline earth metals doped with one or more activators selected from the group consisting of Mn.sup.2+, Mn.sup.4+, Sb.sup.3+, Sn.sup.2+, Pb.sup.2+, Cu.sup.+, Ag.sup.+ and the rare earths.