Method for dyeing keratinous material, comprising the use of an organosilicon compound, a colored effect pigment and a sealing reagent III

Patent metadata

Field	Value
Publication number	US-11744789-B2
Application number	US-202017628141-A
Country	US
Kind code	B2
Filing date	Jul 6, 2020
Priority date	Jul 19, 2019
Publication date	Sep 5, 2023
Grant date	Sep 5, 2023

Abstract

The subject of the present disclosure is a process for dyeing keratinous material, in particular human hair, comprising the following steps:Application of an agent (a) to the keratinous material, wherein the agent (a) comprises:(a1) at least one organic silicon compound selected from the group of silanes having one, two or three silicon atoms, and(a2) at least one coloring compound comprising at least one effect pigment comprising i) a substrate platelet, ii) a metal oxide (hydrate) layer provided on the surface of the substrate platelet, iii) a metal particle carrier layer provided on the surface of the metal oxide (hydrate) layer, and iv) metal particles provided on the surface of the metal particle carrier layer, andapplication of an agent (b) to the keratinous material, wherein the agent (b) comprises:(b1) at least one sealing reagent.

First claim

The invention claimed is:

1. A method for dyeing keratinous material, comprising the following steps:
application of an agent (a) to the keratinous material, wherein the agent (a) comprises:
(a1) at least one organic silicon compound selected from the group of silanes having one, two or three silicon atoms, and
(a2) at least one coloring compound comprising at least one effect pigment, the at least one effect pigment comprising i) a substrate platelet, ii) a metal oxide (hydrate) layer provided on a surface of the substrate platelet, iii) a metal particle carrier layer provided on a surface of the metal oxide (hydrate) layer, and iv) metal particles provided on a surface of the metal particle carrier layer, and
application of an agent (b) to the keratinous material, wherein the agent (b) comprises:
(b1) at least one sealing reagent.

2. The method according to claim 1 , wherein the at least one organic silicon compound (a1) has a formula (I) and/or (II)
R 1 R 2 N-L-Si(OR 3 ) a (R 4 ) b   (I),

where
R 1 , R 2 independently represent a hydrogen atom or a C 1 -C 6 alkyl group,
L is a linear or branched divalent C 1 -C 20 alkylene group,
R 3 , R 4 independently of one another represent a C 1 -C 6 alkyl group,
a, stands for an integer from 1 to 3, and
b stands for the integer 3-a, and
wherein the formula (II) is:
(R 5 O) c (R 6 ) d Si-(A) e -[NR 7 -(A′)] f -[O-(A″)] g -[NR 8 -(A′″)] h -Si(R 6 ′) d′ (OR 5 ′) c′   (II),

wherein
R5, R5′, R5″, R6, R6′ and R6″ independently represent a C 1 -C 6 alkyl group,
A, A′, A″, A′ and A″″ independently represent a linear or branched divalent C 1 -C 20 alkylene group,
R 7 and R 8 independently represent a hydrogen atom, a C 1 -C 6 alkyl group, a hydroxy C 1 -C 6 alkyl group, a C 2 -C 6 alkenyl group, an amino C 1 -C 6 alkyl group or a group of formula (III)
(A″″)-Si(R 6 ″) d ″(OR 5 ″) c ″  (III),

wherein
c, stands for an integer from 1 to 3,
d stands for the integer 3-c,
c′ stands ′ for an integer from 1 to 3,
d′ stands for the integer 3-c′,
c″ stands, for an integer from 1 to 3,
d″ stands for the integer 3-c″,
e stands for 0 or 1,
f stands for 0 or 1,
g stands for 0 or 1,
h stands for 0 or 1,

provided that at least one of e, f, g and h is different from 0.

3. The method according to claim 1 , wherein the at least one organic silicon compound (a1) has formula (I),
R 1 R 2 N-L-Si(OR 3 ) a (R 4 ) b   (I),

where
R 1 , R 2 both represent a hydrogen atom, and
L represents a linear, bivalent C 1 -C 6 -alkylene group,
R 3 , R 4 independently represent a methyl group or an ethyl group,
a stands for the number 3 and
b stands for the number 0.

4. The method according to claim 3 , wherein the at least one organic silicon compound (a1) of formula (I) is selected from the group of
(3-Aminopropyl)triethoxysilane
(3-Aminopropyl)trimethoxysilane
1-(3-Aminopropyl)silantriol
(2-Aminoethyl)triethoxysilane
(2-Aminoethyl)trimethoxysilane
1-(2-Aminoethyl)silantriol
(3-Dimethylaminopropyl)triethoxysilane
(3-Dimethylaminopropyl)trimethoxysilane
1-(3-Dimethylaminopropyl)silantriol
(2-Dimethylaminoethyl)triethoxysilane,
(2-dimethylaminoethyl)trimethoxysilane and/or
1-(2-Dimethylaminoethyl)silantriol.

5. The method according to claim 2 , wherein the at least one organic silicon compound (a1) of formula (II),
(R 5 O) c (R 6 ) d Si-(A) e -[NR 7 -(A′)] f -[O-(A″)] g -[NR 8 -(A′″)] h -Si(R 6 ′) d′ (OR 5 ′) c′   (II),

where
e and f both stand for the number 1,
g and h both stand for the number 0,
A and A′ independently represent a linear, bivalent C 1 -C 6 alkylene and
R7 represents a hydrogen atom, a methyl group, a 2-hydroxyethyl group, a 2-alkenyl group, a 2-aminoethyl group or a group of formula (III).

6. The method according to claim 2 , wherein the agent (a) comprises at least one organic silicon compound (a1) of the formula (II) selected from the group of
3-(Trimethoxysilyl)-N-[3-(trimethoxysilyl)propyl]-1-propanamine
3-(Triethoxysilyl)-N-[3-(triethoxysilyl) propyl]-1-propanamine
N-Methyl-3-(trimethoxysilyl)-N-[3-(trimethoxysilyl)propyl]-1-propanamine
N-Methyl-3-(triethoxysilyl)-N-[3-(triethoxysilyl)propyl]-1-propane amine
2-[Bis[3-(trimethoxysilyl) propyl]amino]-ethanol
2-[Bis[3-(triethoxysilyl) propyl]amino]-ethanol
3-(Trimethoxysilyl)-N,N-bis[3-(trimethoxysilyl) propyl]-1-propanamine
3-(Triethoxysilyl)-N,N-bis[3-(triethoxysilyl) propyl]-1-propanamine
N1,N1-Bis[3-(trimethoxysilyl)propyl]-1,2-ethanediamine,
N1,N1-Bis[3-(triethoxysilyl)propyl]-1,2-ethanediamine,
N,N-Bis[3-(trimethoxysilyl)propyl]-2-propen-1-amine and/or
N,N-Bis[3-(triethoxysilyl)propyl]-2-propen-1-amine.

7. The method according to claim 1 , wherein the at least one organic silicon compound (a1) has formula (IV),
R 9 Si(OR 10 ) k (R 11 ) m   (IV),

where
R 9 stands for a C 1 -C 18 alkyl group,
R 10 represents a hydrogen atom or a C 1 -C 6 alkyl group,
R 11 represents a C 1 -C 6 alkyl group
k is an integer from 1 to 3, and
m stands for the integer 3-k.

8. The method according to claim 7 , wherein the at least one organic silicon compound (a1) of the formula (IV) is selected from the group of
Methyltrimethoxysilane
Methyltriethoxysilane
Ethyltrimethoxysilane
Ethyltriethoxysilane
Propyltrimethoxysilane
Propyltriethoxysilane
Hexyltrimethoxysilane
Hexyltriethoxysilane
Octyltrimethoxysilane
Octyltriethoxysilane
Dodecyltrimethoxysilane,
Dodecyltriethoxysilane,
Octadecyltrimethoxysilane,
Octadecyltriethoxysilane and
Mixtures of these.

9. The method according to claim 1 , wherein the agent (a) comprises at least two structurally different organic silicon compounds (a1).

10. The method of claim 1 , characterized in that the substrate plate comprises aluminum.

11. The method according to claim 1 , wherein the metal oxide (hydrate) layer comprises silica.

12. The method of claim 1 , wherein the metal particle carrier layer comprises at least one element selected from Sn, Pd, Pt and Au.

13. The method of claim 1 , wherein the metal particles comprise at least one element selected from Cu, Ni and Ag.

14. The method according to claim 1 , wherein the agent (a) comprises at least one further coloring compound (a2) which is selected from the group of colored metal oxides, metal hydroxides, metal oxide hydrates, silicates, metal sulfides, complex metal cyanides, metal sulfates, bronze pigments, colored mica- or mica-based pigments coated with at least one metal oxide and/or a metal oxychloride, and combinations thereof.

15. A kit-of-parts for dyeing keratinous material, comprising separately packaged
a first container containing an agent (a′), wherein the agent (a′) comprises: (a1) at least one organic silicon compound selected from the group of silanes having one, two or three silicon atoms,
a second container containing an agent (a″), the agent (a″) comprising: (a2) at least one coloring compound comprising at least one effect pigment comprising i) a substrate platelet, ii) a metal oxide (hydrate) layer provided on a surface of the substrate platelet, iii) a metal particle carrier layer provided on a surface of the metal oxide (hydrate) layer, and iv) metal particles provided on a surface of the metal particle carrier layer, and
a third container containing an agent (b), wherein the agent (b) comprises: (b1) at least one sealing reagent.

16. The method according to claim 1 , wherein the metal oxide (hydrate) layer comprises amorphous silica.

17. The kit-of-parts of claim 15 , wherein the at least one organic silicon

Assignees

• Henkel Ag & Co Kgaa

Inventors

• Lechner Torsten
• Weser Gabriele
• Kolonko Claudia
• Schumacher Ulrike
• Kriener Caroline
• Nowottny Marc
• Schoepgens Juergen
• Jaiser Phillip
• Mathiaszyk Carsten
• Hodes Jing

Classifications

• A61K8/585 Primary

  Organosilicon compounds · CPC title

• A61K8/25

  Silicon; Compounds thereof · CPC title

• A61K8/26

  Aluminium; Compounds thereof · CPC title

• A61K8/731

  Cellulose; Quaternized cellulose derivatives · CPC title

• A61K8/8147

  Homopolymers or copolymers of acids; Metal or ammonium salts thereof, e.g. crotonic acid, (meth)acrylic acid; Compositions of derivatives of such polymers · CPC title