Wet cake composition for cosmetic products and methods of use
AssigneeU.S. Cosmetics Corporation
InventorsYoshiaki Kawasaki, Shigeru Kishida, LaFrancia S. Weaver, Mark George LePage
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Abstract
This invention relates to water based slurry compositions of cosmetic and personal care products and methods of making and using water based slurry compositions for cosmetic and personal care products such as foundations, eye shadows, lotions, and creams.
Claims13
A water-based cake material, said cake material comprising pigment and substrate with a moisture content of between 30% and 70%, wherein the pigment and/or substrate has a surface that has been chemically immobilized with at least two surface-treatment agents by mixing a pigment and/or substrate powder together and contacting the powder with at least two different surface-treatment agents, wherein each of the at least two surface treatment agents is selected from a different one of the group consisting of Formulas VIII, X, and XV
- wherein,
- R1 is an alkyl, alkenyl, alkynyl, alkoxy, aryl, cycloalkyl, arylalkyl group, all of which may be substituted by at least one or more hydroxy group, and may further be substituted by one or more hydroxy, alkoxyl, carboxyl, or oxo group;
- R1 is 8 to 24 carbons (C8˜C24);
- and
- M is metal or its equivalent;
- wherein,
- R4 and R5 are each independently alkyl, alkylamide, alkenyl, alkynyl, alkoxy, aryl, cycloalkyl, arylalkyl, amino acid group, all of which may be substituted by one or more hydroxy group, and may further be substituted by one or more alkoxyl, carboxyl, or oxo group;
- R4 is 8 to 24 carbons (C8˜C24);
- R10 is hydrogen or methyl;
- and
- M is hydrogen, or metal or its equivalent;
- wherein,
- R1 is an alkyl, alkylamide, alkenyl, alkynyl, alkoxy, aryl, cycloalkyl, arylalkyl group, all of which may be substituted by one or more hydroxy group, and may further be substituted by one or more alkoxyl, carboxyl, or oxo group;
- or R1 is 8 to 24 carbons (C8˜C24);
- and
- X is an alkoxy or a halogen.
Dependencies are inferred from the claim text.