Patent ID: 11938211
Assignee: HENKEL AG & CO. KGAA
Field: Pharmaceuticals (Chemistry)
Classification: CPC A | IPC A

Claim 0:
1. A process for dyeing keratinous material comprising:
applying an agent (a) to the keratinous material, wherein the agent (a) comprises:
(a1) at least one organic silicon compound selected from the group consisting of silanes having one, two or three silicon atoms, and
(a2) at least one first colorant compound comprising at least one pigment based on a lamellar substrate platelet, and

applying an agent (b) to the keratinous material, wherein the agent (b) comprises:
(b 1) at least one film-forming polymer, and
(b2) at least one second colorant compound selected from the group consisting of pigments and/or direct dyes, wherein the at least one first colorant compound (a2) and the at least one second colorant compound (b2) comprise a same colorant compound or comprise different colorant compounds.