A61K2800/63

COSMETIC COMPOSITION SHOWING A NATURAL AND A HEALTHY-LOOKING APPEARANCE
20200179242 · 2020-06-11 ·

This invention relates to a cosmetic composition comprising, in a physiologically acceptable medium, at least one microcapsule comprising at least: a core, a first laminated coating surrounding said core comprising at least 45% by weight of the total weight, of a microcapsule of multilayer interference particles comprising at least one iron oxide, and a second laminated coating surrounding said first coating, comprising between 10 and 40% by weight of titanium dioxide relative to the total weight of a microcapsule, said multilayer interference particles being released from said microcapsule(s) only when said composition is applied on a keratin material such as keratin fibers or the skin.

Shell-structured particles for sunscreen applications

Shell-structured particles for sunscreen applications are provided herein. A method includes selecting one or more particles to serve as a core material in a sunscreen composition, wherein each of the one or more particles comprises a band gap within a predetermined range, and wherein said selecting is based on a desired absorption spectrum of the sunscreen composition; coating the one or more particles with at least one layer of zinc oxide.

Shell-structured particles for sunscreen applications

Shell-structured particles for sunscreen applications are provided herein. A composition includes one or more zinc oxide particles constituting a core material in a sunscreen composition, one or more particles coating the one or more zinc oxide particles, wherein each of the one or more particles comprises a band gap within a predetermined range, and wherein said one or more particles are selected based on a desired absorption spectrum of the sunscreen composition, and an anti-reflective coating applied to the surface of the one or more particles coating the one or more zinc oxide particles.

Shell-structured particles for sunscreen applications

Shell-structured particles for sunscreen applications are provided herein. A method includes selecting one or more particles to serve as a core material in a sunscreen composition, wherein each of the one or more particles comprises a band gap within a predetermined range, and wherein said selecting is based on a desired absorption spectrum of the sunscreen composition; coating the one or more particles with at least one layer of zinc oxide.

Shell-structured particles for sunscreen applications

Shell-structured particles for sunscreen applications are provided herein. A method includes selecting one or more particles to serve as a core material in a sunscreen composition, wherein each of the one or more particles comprises a band gap within a predetermined range, and wherein said selecting is based on a desired absorption spectrum of the sunscreen composition; coating the one or more particles with at least one layer of zinc oxide. A composition includes selecting one or more particles to serve as a coating layer in a sunscreen composition, wherein each of the one or more particles comprises a band gap within a predetermined range, and wherein said selecting is based on a desired absorption spectrum of the sunscreen composition; and coating one or more zinc oxide particles with the one or more selected particles.

Composition comprising microcapsules containing reflective particles
10617609 · 2020-04-14 · ·

The instant invention relates to a composition for caring for and/or making up keratin materials comprising, in a physiologically acceptable medium, at least one microcapsule containing at least one encapsulated releasable material(s) said microcapsule comprising at least one core and at least one layered coating surrounding said core, and said encapsulated material(s) being at least one reflective particle, and being only released from said microcapsule(s) when said composition is applied onto a keratin material, such as keratin fibers or skin. The invention further relates to a cosmetic process for caring for and/or making up keratinic materials, comprising application on said keratinic materials in particular on the skin of a composition as defined above.

Pigments
10597544 · 2020-03-24 · ·

The present invention relates to pigments based on multicoated flake-form substrates which are distinguished by the fact that at least 8 layers [layers (A)-(H)] are on the substrate, where an SiO.sub.2 layer (=layer A) is located directly on the surface of the substrate, and to the use thereof, inter alia, in paints, surface coatings, automobile paints, powder coatings, printing inks, security printing inks, plastics, ceramic materials, glasses, paper, in toners for electrophotographic printing processes, in seed, in greenhouse sheeting and tarpaulins, as absorbers in the laser marking of paper and plastics, and in cosmetic formulations, for the preparation of pigment pastes with water, organic and/or aqueous solvents, for the preparation of pigment compositions and dry preparations.

SURFACE MODIFIED PIGMENT
20200087161 · 2020-03-19 ·

A composition comprising a pigment particle that is coated with a cationic material and isopropyl titanium triisostearate. The pigment particle can be included in a cleansing composition for deposition on a surface, such as skin.

Microcapsule compositions with high performance

A microcapsule composition is provided, which contains a polyurea or polyurethane microcapsule, an alkylnaphthalenesulfonate formaldehyde condensate, and polyvinylpyrrolidone. Also disclosed is a process of preparing the microcapsule composition and a consumer product having such a microcapsule composition.

SKIN-LIFTING COSMETIC COMPOSITION FOR ANTI-AGING AND PHOTOTHERMAL SKIN CARE METHOD USING SAME
20240065951 · 2024-02-29 · ·

The present invention relates to a skin-lifting cosmetic composition for anti-aging and a photothermal skin care method using same, the cosmetic composition containing, as an active ingredient, core-shell particles comprising: a magnetic core; a first shell layer surrounding the magnetic core and containing a dielectric substance; a second shell layer surrounding the first shell layer and containing a metal; and a third shell layer surrounding the second shell layer and containing a hydrophilic polymer. The skin-lifting cosmetic composition for anti-aging according to the present invention is applied to a photothermal skin care method comprising a step in which the core-shell structured microparticles, including a gold (Au) nanoparticle layer and contained as an active ingredient, infiltrate into follicles, sebaceous glands, pilosebaceous ducts, and infundibula of facial skin through ultrasound application and then are heated through light irradiation, whereby the cosmetic composition exhibits an enhanced skin lifting effect as well as outstanding skin anti-aging effects encompassing skin elasticity improvement, skin laxity reduction, and skin wrinkle relief.