Patent · US Expired

Silicone-modified sulphonated comb polymers and preparations, in particular hair cosmetic preparations, based on such silicone-modified sulphonated comb polymers

US6951913B2 · kind B2 · utility

1Cited by

2References

22Claims

0Family size

Assignees

BEIERSDORF AG · DE
Clariant Corporation · DE

Inventors

Roman Morschhäuser · Mainz, DE
Marion Detert · Hamburg, DE
Andreas Koller · Regensburg, DE

Key dates

Filing date	Feb 28, 2003
Grant date	Oct 4, 2005
Priority date	—
Expiry date	Feb 28, 2023

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G63/695
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Water-soluble and/or water-dispersible silicone-modified comb polymers consisting of a polymer main chain and polyester side-arms which contain sulphone groups and silicone components and are linked to said polymer main chain via ester groups.

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