Patent ID: 11904042
Assignee: HFC PRESTIGE INTERNATIONAL HOLDING SWITZERLAND S.A.R.L.
Field: Pharmaceuticals (Chemistry)
Classification: CPC A  C | IPC A

Claim 2:
3. A hair coloring composition, comprising a medium and at least one peri-arylene dye in the medium, the composition optionally further comprising pigment microparticles, wherein the peri-arylene dye is a compound according to formula (1), wherein structure A, is selected from the group consisting of formulae (2) through (4), wherein each of D1 through D16 independently is selected from the group consisting of hydrogen, C1-C6 alkyl, (C0-C4 alkyl)hydroxy, C1-C4 alkoxy, amino, —N(C1-C24 alkyl)2, —NH(C1-C24 alkyl), nitro, halogen, C1-C3 carboxyl ester, and phenoxy optionally substituted with up to 3 (C1-C6)alkyl,
or wherein one or more of the pairs of D3/D5, D4/D6, D7/D9, D8/D10, D11/D13 and D12/D14 is a divalent moiety selected from the group consisting of —O—, —S—, —NH—, —N(C1-C24 alkyl)-,
or wherein one or more of the pairs of D3/D5, D4/D6, D7/D9, D8/D10, D11/D13 and D12/D14 is a condensed ring structure selected from the group consisting of formulae (5) through (8):, wherein R1 is hydrogen, linear or branched (C1-C5)alkyl, cyclohexyl, a reactive moiety R20, or —(CH2)n-aryl, wherein n=0-3, wherein the reactive moiety R20 is selected from (C0-C6 alkyl)OH, (C0-C6 alkyl)NH2, (C0-C6 alkyl)Cl, (C0-C6 alkyl)Br, (C0-C6 alkyl)I, (C0-C6 alkyl)OSO2(C0-C3 alkyl), (C0-C6 alkyl)OSO2(aryl), (C0-C6 alkyl)SO2C1, (C0-C6 alkyl)Si(O—(C1-C3 alkyl))3, (aryl)SO2C1, aryl(C0-C4)OH, aryl(C0-C4)NH2, the aryl is a C5-C10 aryl, wherein 1 or 2 of the carbon atoms of the C5-C10 aryl may be replaced by N, O or S, and wherein the C5-C10 aryl optionally is substituted with up to 3 substituents selected from the group consisting of halogen, C1-C6 alkyl, C1-C6 alkoxy, —NH(C1-C6 alkyl), —N(C1-C6 alkyl)2;
wherein moiety (8) is optionally substituted with up to 3 substituents selected from the group consisting of hydroxyl, nitro, halogen, C1-C6 alkyl, C1-C6 alkoxy, —NH(C1-C6 alkyl), and —N(C1-C6 alkyl)2;

wherein
(a) E1 and E2 each independently are a monovalent moiety selected from the group consisting of hydrogen, C1-C6 alkyl, (C0-C4 alkyl)hydroxy, C1-C4 alkoxy, amino, —NC1-C24 alkyl)2, —NH(C1-C24 alkyl), nitro, halogen, C1-C3 carboxyl ester, and phenoxy which phenoxy is optionally substituted with up to 3 (C1-C6)alkyl, and the pair of moieties E3/E4 is a divalent moiety according to formula (9) or (10):, wherein R2 is a hydrophobic moiety comprising at least 6 carbon atoms, or the reactive moiety R20;, and
wherein R3 is a hydrophobic moiety comprising at least 3 carbon atoms, or the reactive moiety R20;
and wherein R4 is hydrogen, methyl, ethyl, methoxy, ethoxy, the reactive moiety R20, or a hydrophobic moiety R3; or

(b) the pair of moieties E1/E2 and the pair of moieties E3/E4 both are a divalent moiety, wherein E1/E2 is formulae (11) or formula (12) and E3/E4 is independently selected from the group consisting of formulae (11) through (15):, wherein R5 is hydrogen, linear or branched (C1-C5)alkyl, cyclohexyl, amino, —NH(C1-C4 alkyl), —N(C1-C4 alkyl)2, the reactive moiety R20, or a hydrophobic moiety R2;, wherein R6 is hydrogen, methyl, ethyl, methoxy, ethoxy, the reactive moiety R20, or a hydrophobic moiety comprising at least 3 carbons;, optionally substituted with up to 3 substituents selected from the group consisting of hydroxyl, nitro, halogen, C1-C6 alkyl, C1-C6 alkoxy, NH(C1-C6 alkyl), N(C1-C6 alkyl)2, the reactive moiety R20; and, optionally substituted with up to 3 substituents selected from hydroxyl, nitro, halogen, C1-C6 alkyl, C1-C6 alkoxy, NH(C1-C6 alkyl), N(C1-C6 alkyl)2, the reactive moiety R20;

wherein, when the pair E1/E2 is a divalent moiety according to formula (11) or (13) and the pair E3/E4 is a divalent moiety according to formula (11), (12) or (13), at least one R4, R5 or R6 is the hydrophobic moiety; and
wherein at least one peri-arylene dye is substituted with at least one reactive moiety R20.