	US 12,186,421 B2
	Agent for dyeing keratinuos fibres, containing pigments and C₂-C₃₀alkyl methicones
Constanze Kruck, Grevenbroich (DE); Sandra Hilbig, Bochum (DE); Melanie Moch, Dormagen (DE); and Daniela Kessler-Becker, Leverkusen (DE)
Assigned to HENKEL AG & CO. KGAA, Duesseldorf (DE)
Appl. No. 18/002,471
Filed by Henkel AG & Co. KGaA, Duesseldorf (DE)
PCT Filed May 20, 2021, PCT No. PCT/EP2021/063489 § 371(c)(1), (2) Date Dec. 19, 2022, PCT Pub. No. WO2021/254721, PCT Pub. Date Dec. 23, 2021.
Claims priority of application No. 102020207604.9 (DE), filed on Jun. 19, 2020.
Prior Publication US 2023/0240970 A1, Aug. 3, 2023
Int. Cl. A61Q 5/10 (2006.01); A61K 8/891 (2006.01); A61K 8/898 (2006.01)

CPC A61K 8/891 (2013.01) [A61K 8/898 (2013.01); A61Q 5/10 (2013.01); A61K 2800/43 (2013.01)]

16 Claims

1. A method for dyeing human hair, the method comprising:

providing a first agent (I), wherein the first agent (I) comprises:

(a1) at least one C₂-C₃₀alkyl methicone, and

(a2) at least pigment,

providing a second agent (II), wherein the second agent (II) is an aqueous cosmetic carrier formulation,

providing a third agent (III), wherein the third agent comprises at least one amino-functionalized silicone polymer,

preparing an application mixture by mixing the first and agent (I), the second agent (II) and the third agent (III),

applying the application mixture to the human hair;

exposing the colorant to the human hair for 30 seconds to 15 minutes; and

rinsing the application mixture from the human hair with water.