US2003215410A1PendingUtilityA1
Hair straightener composition
Est. expiryMay 10, 2022(expired)· nominal 20-yr term from priority
Inventors:Yuji Hirano
A61K 8/42A61Q 5/04A61K 8/19
58
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Claims
Abstract
Provided is a hair straightener composition comprising a diamide compound (1) and an alkali agent and having a pH of from 12 to 14 when diluted to 10 times with water. wherein, R 1 : a C 1-12 hydrocarbon group which may be substituted by a hydroxy and/or alkoxy group, R 2 : a divalent C 1-5 hydrocarbon group, and R 3 : a divalent C 1-22 hydrocarbon group. The hair straightener composition of the present invention causes little hair damage upon treatment therewith.
Claims
exact text as granted — not AI-modified1 . A hair straightener composition, which comprises the following components (A) and (B): (a) a diamide compound represented by the following formula (1): wherein, R 1 represents a linear or branched C 1-12 hydrocarbon group which may be substituted by a hydroxy and/or alkoxy group, R 2 represents a linear or branched divalent C 1-5 hydrocarbon group, and R 3 represents a linear or branched divalent C 1-22 hydrocarbon group, and (B) an alkali agent, and has a ph of from 12 to 14 when diluted to 10 times with water:
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