Bleaching and dyeing; fluid treatment and chemical modification – Bleaching
Reexamination Certificate
2011-07-19
2011-07-19
Elhilo, Eisa B (Department: 1761)
Bleaching and dyeing; fluid treatment and chemical modification
Bleaching
C008S107000, C008S109000, C008S111000
Reexamination Certificate
active
07981166
ABSTRACT:
Agent for bleaching keratin fibers comprising in a cosmetic carrier at least one cationic acyl pyridinium derivative of formula (I)where R is a C1-C6-alkyl group, a C2-C6-alkenyl group, a C2-C6-hydroxy alkyl group, a C1-C6-alkoxy-C2-C6-alkyl group, a carboxy-C1-C6-alkyl group, an aryl-C1-C6-alkyl group, a C1-C6-dialkylamino-C2-C6-alkyl group, a heteroaryl-C1-C6-alkyl group, a 3-oxobutyl group, a 2-oxopropyl group, an aryl group, or a heteroaryl group, R′ is a C1-C4-alkyl group, a C2-C6-hydroxy alkyl group, or a C1-C6-alkoxy-C2-C6-alkyl group, X−is a physiologically compatible anion, at least one toxicologically safe co-bleaching activator and/or the physiologically compatible salt thereof, and hydrogen peroxide.
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STIC Search Report dated Feb. 23, 2011.
Schrader, Karlheinz. Grundlagen und Rezepturen der Kosmetika (Fundamentals and Formulations of Cosmetics), 2, Hüthig Buch Verlag GmbH, Heidelberg 1989.
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Fuhr Denise
Gross Wibke
Mielich Kristin
Nemitz Ralph
Elhilo Eisa B
Henkel AG & Co. KGaA
LeCroy David P.
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