Process For Relaxing Or Straightening Hair

  • Published: Sep 17, 2008
  • Earliest Priority: Mar 14 2007
  • Family: 11
  • Cited Works: 0
  • Cited by: 10
  • Cites: 0
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Abstract

The present invention relates to a process for straightening or relaxing hair comprising: (a) pre-alkalizing the hair by contacting it with an alkaline composition having a pH of from 8.0 to 10.5 to form pre-alkalized hair; (b) applying onto the pre-alkalized hair a hair straightening/relaxing composition containing: (i) from 0.1% to 50% by weight of at least one weak non-hydroxide base; and (ii) remainder, to 100%, a cosmetically acceptable medium; to form treated hair, and (c) smoothing the hair using a combination of heat and means for physically smoothing hair; the smoothing step (c) being performed prior to and/or after the application step (b) of the hair straightening/relaxing composition.


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Document History
  • Publication: Sep 17, 2008
  • Application: Mar 3, 2008
    EP EP 08300129 A
  • Priority: Mar 14, 2007
    US US 71782407 A

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