Patent · US Active

Dyeing composition, method, use, and kit-of-parts thereof

US11793736B2 · kind B2 · utility

0Cited by

0References

16Claims

0Family size

Assignee

KAO CORPORATION · JP

Inventors

Bernd Nöcker · Darmstadt, DE
Steven Breakspear · Darmstadt, DE
Fariba Ghiasi · Darmstadt, DE
Anna Neu · Darmstadt, DE

Key dates

Filing date	Aug 13, 2020
Grant date	Oct 24, 2023
Priority date	—
Expiry date	Aug 13, 2040

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K2800/882
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The present invention is directed to a dyeing composition, method, use and kit thereof, which improves dyeing using specific direct dyes. The inventive composition comprises benzyl alcohol, and a thickening polymer.

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