Patent · US Expired

Water-soluble granules of salen-type manganese complexes

US6982243B2 · kind B2 · utility

3Cited by

4References

11Claims

0Family size

Assignee

Ciba Specialty Chemicals Corporation · US

Inventors

Menno Hazenkamp · Riehen, CH
Frank Bachmann · Glückstadt, DE
Cornelia Makowka · Laufenbürg, DE
Petr Kvita · Reinach, CH
Rolf Kuratli · Basel, CH
Anita Schmidlin · Sisseln, CH

Key dates

Filing date	Oct 27, 2004
Grant date	Jan 3, 2006
Priority date	—
Expiry date	Jan 17, 2025

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11D3/3937
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Water-soluble granules of salen-type manganese complexes that are suitable as catalysts in reactions with peroxy compounds are described. The granules are used especially in washing agents. They are distinguished by retarded dissolution of and improved action of the manganese complexes.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.