The present invention provides a composition comprising a high load of metal oxides that is phase stable and sprayable. It comprises a branched hydrophobically modified ethoxylated urethane copolymer and a hydrophobically modified alkali swellable emulsion copolymer comprising of one or more acrylate monomers and an ethoxylated associative comonomer.

Provided is a core-shell structure having an excellent immediate effect in transdermal absorption of an active ingredient.

A core-shell structure comprising a core portion containing an active ingredient, and a shell portion containing a surfactant having an HLB value of 4 to 14, the core portion being solid, and the surfactant containing a saturated hydrocarbon group having 7 to 15 carbon atoms or an unsaturated hydrocarbon group having 7 to 17 carbon atoms.

Oily cosmetics which exhibit sufficient filling properties of viscosity and fluidity during the heating and melting steps of manufacture, significantly ameliorate the problems associated with the aggregation of powder, and have excellent usability characteristics, contain coated powder obtained by subjecting base material powder to composite treatment using at least alkylsilane and phospholipid through a wet method. The oily cosmetics contain 5 to 65 mass % of powder component, 0 to 40 mass % of solid oil, and 25 to 95 mass % of liquid oil, in which the content of the coated powder in the powder component is 0.1 to 65 mass % based on the total amount of the oily cosmetics.

Provided are coated particles and methods of their use for providing healthcare benefits. More specifically, the present invention provides amino acid and/or polymer-coated particles, or particles coated with other materials, for binding to, or otherwise associating with, surfaces of the oral cavity.

Disclosed herein are compositions comprising oolitic aragonite particles, wherein the oolitic aragonite particles have an average particle size of between 100 nm to 1 mm, and a Hunter brightness level greater than 88. Further disclosed herein are personal care and/or cosmetic compositions, comprising a carrier and the aforementioned oolitic aragonite particles. Further disclosed herein are methods of making and using the oolitic aragonite particles.

The present invention relates to coated particles in which vegetable wax is provided on the surface of starch particles. The coated particles have an average particle diameter d.sub.1 of 0.5 to 20 ?m and a maximum particle diameter d.sub.2 being less than 30 ?m and less than 4.0 times the average particle diameter d.sub.1. The vegetable wax is contained in an amount of 0.5 to 10.0 wt % in the coated particles. Accordingly, particles having excellent feel characteristics and water repellency can be achieved with a natural material having excellent biodegradability. A method for producing coated particles includes: a step of preparing a dispersion that contains 1 to 20 wt % of starch particles; a step of adding vegetable wax to the dispersion and heating and cooling the mixture to precipitate the vegetable wax on the surface of the starch particles; and a step of subjecting this dispersion to solid-liquid separation to obtain coated particles as a solid.

Perlite microspheres having a modified visual appearance, methods of making the perlite microspheres, a composition, such as a personal care, cosmetic or cleaning composition, comprising the perlite microspheres, a visually enhanced exfoliating agent comprising the perlite microspheres, and to the use of the perlite microspheres in personal care, cosmetic or cleaning compositions.

The present invention relates to a in the form of an emulsion, in particular a water-in-oil emulsion, in particular comprising a physiologically acceptable medium, in particular for coating keratin materials, more particularly for making up and/or caring for keratin materials, such as the skin, containing: at least one aqueous phase in a content from 60% to 80% by weight relative to the total weight of the composition; and at least one oily phase at a concentration of less than 30.0% by weight relative to the total weight of the composition and comprising at least one silicone oil; and at least one hydrophobic coated pigment; and optionally at least one moisturizing agent at a concentration ranging from 10% to 25% by weight relative to the total weight of the composition; and at least one emulsifying surfactant. The invention also relates to a process for coating keratin materials, more particularly for making up and/or caring for keratin materials, such as the skin, characterized in that it comprises the application to the keratin materials of a composition as defined previously.

Composite particles include particles of a cellulose derivative and a film covering a surface of the particles of the cellulose derivative. The film is formed of a surface treatment compound that dissolves in water and/or an organic solvent. A cosmetic composition contains the composite particles. A method for producing the composite particles includes mixing particles of a cellulose derivative and a surface treatment compound, wherein the particles of the cellulose derivative and the surface treatment compound are stirred and mixed in a solvent that dissolves the surface treatment compound; and drying a solid content containing the particles of the cellulose derivative, wherein the solid content is washed and dried. A preferable solvent is water or an alcohol.

A metal soap, including metal soap particles in which a fatty acid has from 6 to 22 carbons, and an inorganic crystal nucleating agent with an average particle size of 0.01 to 20 m absorbed internally into the metal soap particles, wherein the cumulative diameter at 50% of the metal soap particles on a volumetric basis is 1.0 to 30.0 m, and the internal absorption rate A, represented by formula (1) below, is 30% or greater.
Internal absorption rate A=100(X/X)=100Formula (1) X; amount of inorganic crystal nucleating agent contained within metal soap X; amount of inorganic crystal nucleating agent contained within pulverized metal soap passed through a 325-mesh filter (wherein X and X are average values obtained by elemental analysis at three locations in an area of 15 m square, using a scanning electron microscope/energy dispersive X-ray spectroscopy (SEM/EDX).