Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Cosmetic – antiperspirant – dentifrice
Reexamination Certificate
2003-05-12
2009-10-06
Richter, Johann R (Department: 1616)
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Cosmetic, antiperspirant, dentifrice
C424S407000, C424S043000, C424S045000
Reexamination Certificate
active
07597898
ABSTRACT:
The foam product for hair treatment includes a composition containing a cationic cellulose derivative, chitosan, acid for partial or complete neutralization of the chitosan and a suitable solvent. The weight ratio of the cationic cellulose derivative to the chitosan is less than 2. The composition is either provided with a propellant or is foamed with a mechanically operated foam-making device.
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National Starch specification for polyquaternium-4, CELQUAT L-200 and CELQUAT H-100.
E. Sagarin; “Cosmetics, Science and Technology”, Interscience Publishers Inc, NY 1957, pp. 503-530 (in English).
H. Janistyn: “Handbook of Cosmetics and Fragrances”, vol. 3, 1973, pp. 388-397 (With Certified English Translation).
K. Schrader: “Foundations and Formulations of Cosmetics”,2-ND Edition, 1989, pp. 782-815 (With Certified English Translation).
Birkel Susanne
Franzke Michael
Hannich Manuela
Wendel Harald
Acevedo James H Alstrum
Richter Johann R
Striker Michael J.
Wella AG
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