A61K2800/436

CELLULOSE NANOCRYSTAL EFFECT PIGMENTS FOR COSMETIC APPLICATIONS

The present invention relates to a cosmetic composition including an organic effect pigment. The organic effect pigment includes cellulose nanocrystal flakes which have an average size in the range of from 10 to 6500 micrometers.

OIL-IN-WATER EMULSIFIED COSMETIC
20230021975 · 2023-01-26 ·

The invention provides an oil-in-water emulsified cosmetic containing (a) an aqueous medium, (b) two or more higher fatty acids of 12 to 24 carbon atoms and alkali metal salts thereof, (c) at least one compound selected from the group consisting of monoalkyl glyceryl ethers having an alkyl group of 12 to 24 carbon atoms and monoalkenyl glyceryl ethers having an alkenyl group of 12 to 24 carbon atoms, (d) a thickener comprising (d-1) a polysaccharide derived from a microorganism and (d-2) a (meth)acrylic-based polymer selected from the group consisting of a poly(meth)acrylic acid salt and a polymer including at least one selected from the group consisting of a (meth)acrylic acid ester, a (meth)acryloylalkyltaurine and a salt thereof as a structural unit, and (e) a nonionic surfactant.

Process of dyeing keratinous material comprising the use of an organosilicon compound, an effect pigment, and a film-forming polymer I

A process and a kit-of-parts for dyeing keratinous material are provided. In an exemplary embodiment, a process for dyeing keratinous material includes applying an agent (a) to the keratinous material, wherein the agent (a) comprises at least one organic silicon compound. The process further includes applying an agent (b) to the keratinous material, wherein the agent (b) comprises (b1) at least one colorant compound comprising at least one pigment based on a lamellar substrate platelet, and (b2) at least one film-forming polymer.

Multi-chrome cosmetic hair composition
11504314 · 2022-11-22 ·

A multi-chrome cosmetic hair composition is disclosed. The composition includes a base formula suitable for hair and an interference pigment providing a colored background exhibiting interference colors that are observable at different angles of observation. The formula is sufficient to enable a homogenous suspension of the interference pigment. The formula includes a propellant, denatured alcohol, neutralized octylacrylamide/acrylates/butylaminoethyl methacrylate copolymer 4, a neutralizing agent sufficient to neutralize the octylacrylamide/acrylates/butylaminoethyl methacrylate copolymer 4 to a range of 80% to 100%, and a plasticizer. The interference pigment includes an opaque-type interference pigment consisting of particles ranging from 5 microns to 60 microns in size to fill in gaps on hair shaft surfaces and create a smooth, chrome-like effect on the hair. The interference pigment includes an inorganic layer that specularly reflects incident light and semi-transparent inorganic layers that refract the reflected light such that the interference colors are observable.

Decorating powder composition
11612550 · 2023-03-28 · ·

[Problem] To provide a decorating powder composition for decorating the surface of a solid cosmetic material, in particular, for obtaining a solid cosmetic material having a beautiful appearance which is decorated with a glossy powder, and a decorating method using the decorating powder composition. [Solution] Provided are a decorating powder composition including a glossy powder which has been surface-treated with a silane compound or a silazane compound, and a method for decorating a solid cosmetic material, the method including causing the decorating powder composition to adhere to a printing plate and then bringing the printing plate into contact with a surface of the solid cosmetic material to transfer the decorating powder composition to the surface of the solid cosmetic material and decorate the solid cosmetic material.

METHOD FOR DYEING KERATINOUS MATERIAL, COMPRISING THE USE OF AN ORGANOSILICON COMPOUND, AN EFFECT PIGMENT AND A FILM-FORMING POLYMER

A method and a kit-of-parts are provided for dyeing keratinous material. The method includes applying a first agent to the keratinous material and applying an second agent to the keratinous material. The first agent includes at least one organic silicon compound. The second agent comprises at least one colorant compound and at least one film-forming polymer. The colorant compound includes at least one effect pigment including a substrate platelet including synthetic mica. The colorant compound further includes a coating including at least a first metal oxide (hydrate) layer.

Oil-in-water emulsion comprising a specific surfactant system

The invention relates to a cosmetic composition in the form of an oil-in-water emulsion comprising: (i) at least one lipophilic surfactant with HLB less than or equal to 9, and (ii) at least one specific anionic surfactant comprising at least one sulfate and/or sulfonate function; said composition comprising from 0% to 8% by weight of additional surfactant(s) relative to the total weight of the composition. It also relates to the associated cosmetic process.

PIGMENT SUSPENSION AND COSMETIC AGENT PREPARED BY USING THE PIGMENT SUSPENSION

A pigment suspension is disclosed. The pigment suspension comprises: (a) at least one coloring compound selected from the group of pigments; and (b) a hydroxycarboxylic acid ester. A cosmetic agent is also disclosed. The cosmetic agent comprises the pigment suspension, and one or more organic C.sub.1-C.sub.6 alkoxysilanes and/or condensation products thereof. A multi-component packaging unit (kit-of-parts) for dyeing keratinous material is also disclosed, and comprises separately packaged first and second containers. The first container comprises an agent (a′), which comprises one or more organic C.sub.1-C.sub.6-alkoxysilanes and/or condensation products thereof. The second container comprises an agent (a″), which comprises the pigment suspension.

METHOD FOR DYEING KERATINOUS MATERIAL, COMPRISING THE USE OF AN ORGANOSILICON COMPOUND, A COLORED EFFECT PIGMENT AND A FILM-FORMING POLYMER II
20220323320 · 2022-10-13 · ·

A process and a kit-of-parts for dyeing keratinous material such as human hair are provided. An exemplary process includes applying an agent (a) to the keratinous material. The agent (a) includes (a1) at least one organic silicon compound. The method further includes applying an agent (b) to the keratinous material. The agent (b) includes (b1) at least one coloring compound comprising at least one effect pigment comprising a substrate platelet and a coating. The coating includes at least one layer wet-chemically prepared using a metal alkoxide and an organosilicon compound having a basic group. The agent (b) further includes (b2) at least one film-forming polymer.

MODIFIED PEARLESCENT POWDER, METHOD OF PREPARING THE SAME, AND COSMETICS INCLUDING THE SAME
20220323328 · 2022-10-13 ·

The present disclosure relates to a modified pearlescent powder and a method of preparing the same. The modified pearlescent powder includes a pearlescent powder, a lauroyl lysine powder located on a surface of the pearlescent powder, and a fluorine-containing silane coupling agent connected to the pearlescent powder by covalent bonds. The present disclosure also relates to a cosmetic including the modified pearlescent powder.