Method and compositions for improving appearance of skin
First Claim
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1. A method for making a composite particulate in fused agglomerate form and which is not a collapsed microsphere having a portion comprised of at least one colorant and a portion comprised of at least one clear or translucent thermoplastic material comprising the steps of:
- (a) combining one or more colorants in particulate form with polymethylmethacrylate (PMMA) in the form of solid spheres;
(b) adding solvent in an amount sufficient to swell the PMMA and cause the fused agglomerates of colorant and PMMA to form;
(c) removing the solvent and causing the mixture to dry,(d) subjecting the dried mixture to milling to form fused agglomerates having a particle size ranging from 1 to 100 microns.
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Abstract
A method for making a composite particulate comprised of a colorant portion and a clear thermoplastic portion and cosmetic compositions containing the composite particulate.
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Citations
10 Claims
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1. A method for making a composite particulate in fused agglomerate form and which is not a collapsed microsphere having a portion comprised of at least one colorant and a portion comprised of at least one clear or translucent thermoplastic material comprising the steps of:
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(a) combining one or more colorants in particulate form with polymethylmethacrylate (PMMA) in the form of solid spheres; (b) adding solvent in an amount sufficient to swell the PMMA and cause the fused agglomerates of colorant and PMMA to form; (c) removing the solvent and causing the mixture to dry, (d) subjecting the dried mixture to milling to form fused agglomerates having a particle size ranging from 1 to 100 microns. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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Specification