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US 2011/0218941 A1Published application
Method for assessing the damage of keratin fibers
AssigneeThe Procter & Gamble Company
InventorSachiko ASAOKA
Life of this patent
Estimating the term…
Abstract
Method for assessing damages of keratin fibers using color measurements and area measurements. Said methods are useful for assessing the degree of damages of keratin fibers and also to compare the damages of fibers of different origin, different portions of fibers and/or fibers treated with different cosmetic, chemical and/or mechanical treatments. Said methods are also useful for supporting advertising claims about the efficacy of a treatment.
Claims10
A method for assessing damages of keratin fibers comprising the steps of:
- providing at least one sample of keratin fiber(s);
- measuring a color of a selected portion of the sample and providing a color value;
- measuring an area of the selected portion of the sample and providing an area value;
- providing a damage value by dividing the color value by the area value.
1 more element
A method for assessing and comparing damages of different keratin fibers comprising the steps of:
- providing at least two different samples of keratin fiber(s);
- measuring a color of a selected portion of each sample and providing a color value of each sample;
- measuring an area of the selected portion of each sample and providing an area value of each sample;
- providing a damage value of each sample by dividing the color value by the area value;
- comparing the damage value of the samples.
2 more elements
Dependencies are inferred from the claim text.