Patent · US Active

Pigment suspension and method for dying keratinous material using the pigment suspension

US12048756B2 · kind B2 · utility

1Cited by

0References

11Claims

0Family size

Assignee

Henkel AG & Co. KGaA · DE

Inventors

Rene Krohn · Norderstedt, DE
Thomas Hippe · Appen, DE
Jessica BRENDER · Hamburg, DE
Stefan Hoepfner · Hamburg, DE

Key dates

Filing date	Oct 16, 2020
Grant date	Jul 30, 2024
Priority date	—
Expiry date	Feb 7, 2041

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K2800/95
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A pigment suspension is provided. In one example, the pigment suspension includes a) at least one colorant compound selected from the group of pigments, b) at least one C1-C10 alcohol, c) at least one diol, d) at least one thickening agent, and e) water. A method for dyeing keratinous material and a multi-component packaging unit (kit-of-parts) for dyeing keratinous material including a pigment suspension are also provided.

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