Patent · US Active

Biheteroaryl metal complexes as bleach catalysts

US8318651B2 · kind B2 · utility

3Cited by

15References

12Claims

0Family size

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	Nov 27, 2012
Priority date	—
Expiry date	Mar 6, 2031

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11D3/3932
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Biheteroaryl metal complexes and the use thereof as bleach catalysts are described.

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