C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
167/301
C07C 49/00 (2006.01)
Patent
CA 1229794
- 28 - NEUTRALIZER FOR COLD WAVING ABSTRACT OF THE DISCLOSURE A neutralizer for cold waving comprising: (i) an oxidizing agent and (ii) at least one compound selected from the group consisting of the compounds having the general formula (I) to (XII), as follows. Image (I) (II) (III) (IV) Image (V) (VI) (VII) (VIII) Image and (IX) (X) (XI) Image (XII) - 29 - wherein -R1 and -R2 are independently -CH3 , -CH2OH, -CH2Cl, -CH2Br, -CH2I, Image , Image Image , -CH2COOR6 , -CH2CH2COOR6, -CH2COR6, -COR6 , Image and Image ; -R3 , -R4 , and -R5 are independently -H, -COR6 , -COOR6 , -Cl, -Br, -I, -NO2 , -OCH3 , -OH, and -COOH; -R6 is hydrogen atom, or an alkyl or alkenyl group having kup to 3 carbon atoms; -R7 is -H, -OH, or -CH3; and -R8 is -H, -COCH(CH3)2 , -COCH=C(CH3)2 , -COCH3 , Image , or Image . This neutralizer generates no substantial mercaptan or other unpleasant odor when applied to the hair and forms an elastic and shiny permanent wave.
452783
Kawada Emiko
Kubo Sanae
Borden Ladner Gervais Llp
Shiseido Company Ltd.
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