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Class Information
Number: 132/204
Name: Toilet > Methods > Hair treatment by application of specific chemical composition > For deformation, setting or holding (e.g., curling or waving) > Relaxing or reducing agent followed by fixing or neutralizing agent (e.g., "permanent")
Description: Process wherein a first composition is applied to break or weaken the disulfide bonds of the hair protein (keratin) and a second composition is subsequently applied to neutralize the first composition or cause the bonds to be reformed.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 8413666 |
Enzymatic hair relaxing and straightening |
Apr. 9, 2013 |
| 7955593 |
Method and composition for reducing malodor in permanently waved hair |
Jun. 7, 2011 |
| 7874299 |
Methods of neutralizing relaxed hair and compositions for same |
Jan. 25, 2011 |
| 7771734 |
Process to color and permanently restructure hair |
Aug. 10, 2010 |
| 7488470 |
Process for the permanent deformation of keratinous substances employing an organic absorbing agent |
Feb. 10, 2009 |
| 6871652 |
Method for permanently shaping keratin fibers, and agents |
Mar. 29, 2005 |
| 6863883 |
Permanent wave agent composition having dyeing effect and method for dyeing hair using the same |
Mar. 8, 2005 |
| 6805136 |
Hair relaxer |
Oct. 19, 2004 |
| 6782895 |
Compositions comprising at least one hydroxide compound and at least one complexing agent, and methods for using the same |
Aug. 31, 2004 |
| 6506373 |
Agent and method for permanent waving |
Jan. 14, 2003 |
| 6471953 |
Permanent-waving process comprising the preliminary application of a composition comprising at least one anionic polymer |
Oct. 29, 2002 |
| 6399051 |
Method and agents for permanently styling hair, with a base consisting of N,N-disubstituted mercaptoacetamides |
Jun. 4, 2002 |
| 6302119 |
Low odor permanent waving compositions containing a disulfide |
Oct. 16, 2001 |
| 6303110 |
Reducing composition and process for the permanent reshaping of the hair |
Oct. 16, 2001 |
| 6240929 |
Heterocyclic quaternary polyammonium silicon polymers and their use in cosmetic compositions |
Jun. 5, 2001 |
| 6217855 |
Hair treatment composition |
Apr. 17, 2001 |
| 6125856 |
Hair repair, styling, and straightening process |
Oct. 3, 2000 |
| 6013249 |
Hair manageability and styling composition and method |
Jan. 11, 2000 |
| 6007585 |
Hair brightening system |
Dec. 28, 1999 |
| 5988180 |
Leave-on oxidizing solution for permanent waving of hair and a process for permanent waving of hair |
Nov. 23, 1999 |
| 5958393 |
Permanent-wave treatment method and a permanent-wave treatment auxiliary agent |
Sep. 28, 1999 |
| 5942009 |
Same-day waving and coloring of hair |
Aug. 24, 1999 |
| 5843420 |
Method for extracting malodorous compounds present in a formulation containing at least one compound carrying a thiol group and deodorized compositions thus obtained |
Dec. 1, 1998 |
| 5803095 |
Permanent wave compositions comprising substance P/CGRP antagonists |
Sep. 8, 1998 |
| 5776454 |
Permanent waving with mercaptosilicones |
Jul. 7, 1998 |
| 5775342 |
Hair waving method using acidic reducing solution containing alcohol amine sulfite |
Jul. 7, 1998 |
| 5728374 |
Hair manageability and styling composition and method |
Mar. 17, 1998 |
| 5715845 |
Process for the permanent reshaping of keratinous material |
Feb. 10, 1998 |
| 5679327 |
Hair straightening emulsion |
Oct. 21, 1997 |
| 5660190 |
Cosmetic compositions for bleaching the hair, preparation, process and use thereof |
Aug. 26, 1997 |
| 5655552 |
Process for the permanent reshaping of keratinous material |
Aug. 12, 1997 |
| 5641477 |
Reduction of hair damage during lanthionization with hair relaxers containing deswelling agents |
Jun. 24, 1997 |
| 5639451 |
Hair treatment compositions |
Jun. 17, 1997 |
| 5637297 |
Reducing agents for permanent waving of hair |
Jun. 10, 1997 |
| 5609859 |
Hair relaxer compositions and methods for preparing same |
Mar. 11, 1997 |
| 5609168 |
Hair treatment composition and method of using same |
Mar. 11, 1997 |
| 5601813 |
Cysteamine permanent wave composition and method |
Feb. 11, 1997 |
| 5570708 |
Process for the permanent reshaping of keratinous material |
Nov. 5, 1996 |
| 5562110 |
Hair straightening and permanent waving composition |
Oct. 8, 1996 |
| 5554362 |
Composition and process for the permanent shaping of hair |
Sep. 10, 1996 |
| 5551453 |
Process for the temporary reshaping of keratinous fibres |
Sep. 3, 1996 |
| 5533532 |
Permanent wave compositions and methods |
Jul. 9, 1996 |
| 5476650 |
Conditioning and straightening hair relaxer |
Dec. 19, 1995 |
| 5460809 |
Cysteamine permanent wave composition and method |
Oct. 24, 1995 |
| 5456907 |
Cysteamine permanent wave composition and method |
Oct. 10, 1995 |
| 5441729 |
Lotion for reduction of post permanent wave odors |
Aug. 15, 1995 |
| 5424062 |
Method for permanently shaping hair |
Jun. 13, 1995 |
| 5419895 |
Composition for treating human hair and method of use |
May. 30, 1995 |
| 5415856 |
Hair treatment compositions containing disaccharides |
May. 16, 1995 |
| 5382426 |
Cysteamine permament wave composition and method |
Jan. 17, 1995 |
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