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US 2013/0156716 A1Published application
Compositions for dyeing keratin fibers
AssigneeSegetis, Inc.
InventorDorie J. Yontz
Life of this patent
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Abstract
Disclosed herein are compositions for dyeing keratin fibers, methods of manufacture thereof and articles comprising the same.
Claims22
A keratin fiber dyeing composition comprising:
- at least one colorant,
- at least one solvent, and
- a ketal adduct of formula (1)
- wherein
- R1 is C1-6 alkyl,
- R2 is hydrogen or C1-3 alkyl,
- each R3, R4, and R5 is independently hydrogen or C1-6 alkyl,
- R6 is hydrogen or C1-6 alkyl, or hydroxymethyl,
- R7 is hydrogen, C1-6 alkyl, C1-6 alkyl substituted with up to four OR8 groups wherein R8 is hydrogen, C1-6 alkyl, or acetyl,
- a is 0-3, and
- b is 0-1.
8 more elements
A keratin fiber dyeing composition comprising:
- at least one hair colorant and
- a ketal adduct of formula (1)
- wherein
- R1 is C1-6 straight chain or branched alkyl,
- R2 is hydrogen or C1-3 alkyl,
- each R3, R4, and R5 is independently hydrogen or C1-6 straight chain or branched alkyl,
- R6 is hydrogen or C1-6 straight chain or branched alkyl, or hydroxymethyl,
- R7 is hydrogen, C1-6 straight chain or branched alkyl, C1-6 alkyl substituted with up to four OR8 groups wherein R8 is hydrogen, C1-6 straight chain or branched alkyl, or acetyl,
- a is 0-3, and
- b is 0-1.
7 more elements
Dependencies are inferred from the claim text.