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Grasser; Beate
Hattersheim, DE
No. of patents:

Patent Number Title Of Patent Date Issued
7687055 Method of treating keratinic fibers with creatine, creatinine and/or their salts to strengthen, March 30, 2010
The method of hardening, fortifying, restructuring, repairing, increasing volume or stabilizing keratinic fibers, especially human hair, includes providing a keratinic fiber treatment composition containing from 0.05 to 1.0 percent by weight of creatine, a salt of creatine, creatinine an
7078025 Two component agent with a time dependant pH and method of treating hair with said agent July 18, 2006
The two-component hair treatment product consists of one component (A) and another component (B). Component (A) contains an acid and component (B) contains a base. Less than 3 g of the base and/or acid are soluble in 100 ml of water at C. The acid is preferably a dicarboxylic
6482808 Use of reductive compounds for strengthening and improving the structure of materials containing November 19, 2002
The composition for hardening, strengthening and restructuring keratin-containing materials and/or for increasing the volume of keratin-containing fibers, such as hair, contains from 0.3 to 50.0% by weight of one or more reductones, each having a --(HO)C.dbd.C(OH)-- group. The reduct

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