Agent for dyeing keratinous material, in particular human hair, comprising aminosilicones, pigments and alkylpolyglycosides
US12246197B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 7, 2021 |
| Grant date | Mar 11, 2025 |
| Priority date | — |
| Expiry date | Jun 7, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K8/898
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An agent for dying (e.g. coloring) keratinous material, in particular human hair, is disclosed. The agent comprises (a1) at least one alkyl (poly)glycoside, (a2) at least one pigment, and (a3) at least one amino-functionalized silicone polymer. A process for dyeing keratinous material with the agent is also disclosed. The process comprises preparing an application mixture comprising, applying the application mixture to keratinous material for a time sufficient to expose the keratinous material to the agent, and then rinsing the application mixture from the keratinous material with water. A multicomponent packaging unit (kit-of-parts) for dyeing keratinous material with the agent is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.