Patent ID: 11883518
Assignee: HENKEL AG & CO. KGAA
Field: Pharmaceuticals (Chemistry)
Classification: CPC A | IPC A

Claim 14:
15. A multi-component packaging unit (kit-of-parts) for dyeing keratinous material, comprising:
a first container containing an agent (a′), wherein the agent (a′) comprises:
an organic silicon compound (a1) selected from the group of silanes having one, two or three silicon atoms, and
a second container containing an agent (a″), wherein the agent (a″) comprises:
a hydroxycarboxylic acid ester (a2),
a third container containing an agent (a′″), said agent (e) comprising:
a diol (a3), and
a fourth container containing agent (b), wherein the agent (b) comprises:
a sealing reagent (b1),, wherein at least one of the agents (a″), (a′″) and (b) further comprises at least one colorant compound selected from the group of pigments and/or direct dyes.