Tris(heterocyclyl) metal complexes, washing and cleaning agents containing the same, and use as bleach catalysts

US8361951B2 · kind B2 · utility

Assignee

• Henkel AG & Co. KGaA · DE

Inventors

• Andre Hatzelt · Düsseldorf, DE
• Anette Nordskog · Sandefjord, NO
• Stefan Leopold · Mülheim an der Ruhr, DE
• Peter Schmiedel · Dressendorf, DE
• Wolfgang von Rybinski · Goldkronach, DE
• Jörg Sundermeyer · Marburg, DE
• Jan Döring · Marburg, DE

Key dates

• Filing date: Oct 12, 2009
• Grant date: Jan 29, 2013
• Expiry date: May 8, 2031

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D3/168
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Tris(heterocyclyl)-metal complexes and the use thereof as bleach catalysts are described.