The present invention relates to a composition comprising particles of at least one polymer that is surface-stabilized with a stabilizer, the polymer of the particles being a C.sub.1-C.sub.4 alkyl (meth)acrylate polymer; the stabilizer being an isobornyl (meth)acrylate polymer chosen from isobornyl (meth)acrylate homopolymer and statistical copolymers of isobornyl (meth)acrylate and of C.sub.1-C.sub.4 alkyl (meth)acrylate present in an isobornyl (meth)acrylate/C.sub.1-C.sub.4 alkyl (meth)acrylate weight ratio of greater than 4, at least one hydrocarbon-based oil and at least one amorphous hydrocarbon-based block copolymer obtained by polymerization of at least one monomer of unsaturated hydrocarbon type comprising 2 to 5 carbon atoms and containing one or two ethylenic unsaturations. The invention also relates to a process for making up and/or caring for keratin materials, in which said composition is applied.

The present disclosure provides bioactive dental restorative materials and methods for making and using them. In one embodiment, the invention relates to the development of novel poly dopamine (PDA) nanoparticles with remineralization capability.

Described herein is a cosmetic composition comprising a mixture of metal oxide pigments having different shapes and sizes which provides high coverage and a natural look upon application.

The present disclosure relates generally to cosmetic powders in which the powders are surface modified with at least one polysaccharide, or salt forms thereof. The powders may be used in cosmetic compositions such as a powder foundation, liquid foundation, point makeup, lip, mascara, eyeliner, skin care products which are skin cream, hair care products which are shampoo, conditioner, treatment and hair styling products, hair color products, cleansing products which are a body soap, hand soap and facial cleanser.

An object of the present invention is to provide a water-in-oil emulsified cosmetic having improved feeling on use and usability.

A water-in-oil emulsified cosmetic characteristic by comprising the following components (a) to (d): (a) one or more polymers selected from the group consisting of polyacrylic acid, a salt of polyacrylic acid, poly(2-acrylamido-2-methylpropanesulfonic acid), and a salt of poly(2-acrylamido-2-methylpropanesulfonic acid) and having a weight average molecular weight of 1 million to 4 million, and a viscosity at 25° C. when made into a 1% by mass aqueous solution of 1 Pa.Math.s or less, (b) an aqueous phase component other than the component (a) (c) 60% by mass or less of an oily component, and (d) an emulsifier.

This invention is a hydrogel capsule with a fragrance or odorant encapsulated therein during the polymerization process. The hydrogel capsule is of use in fabric care or personal care formulations.

In one aspect, the invention provides a method for treating a protein-containing surface, including applying to the surface a microcapsule suspension including droplets of a dispersed water-immiscible core phase, an aqueous continuous phase, and a wall surrounding each core phase droplet, the wall including the salt formed from at least one amphiphilic Lewis acid reactant or amphiphilic Lewis base reactant, and at least one corresponding Lewis base reactant or Lewis acid reactant.

Antiperspirant products comprising active antiperspirant compounds surface treated with hydrophobizing agents and methods for manufacturing such products are provided. In accordance with an exemplary embodiment, an antiperspirant product comprises a hydrophobic carrier and an active antiperspirant compound with a coating of a hydrophobizing agent.

A hydrophilic inorganic powder having excellent self-dispersibility in water or an aqueous solvent, which could not be conventionally achieved, and a cosmetic preparation containing the hydrophilic inorganic powder are provided by combining a hydrophilic surfactant and lipophilic surfactant. There is provided the hydrophilic inorganic powder comprising an inorganic powder as a base material; a hydrophobic-coat that covers the surface of the inorganic powder; and a hydrophilic-coat that covers the hydrophobic-coat, wherein ingredients of the hydrophilic-coat comprises both a hydrophilic surfactant and a lipophilic surfactant, and each of the hydrophilic surfactant and the lipophilic surfactant has a branched alkyl moiety in their molecules, wherein the hydrophilic inorganic powder has self-dispersibility in water or an aqueous solvent.

The present invention relates to a composite particle comprising: at least one hydrophilic core particle; and a plurality of hydrophobic particles, wherein the surface of the hydrophilic core particle is substantially discontinuously covered by the hydrophobic particles. The novel composite particle according to the present invention can have surface active properties sufficient to prepare stable Pickering emulsions, and can maintain the surface active properties over a long period of time. The present invention also relates to a method for preparing the above composite particle.