Water-in-oil cosmetic composition

ChangeBridge: Patent Apps - Pharma (A61K)

Published April 2nd, 2026

Detected April 2nd, 2026

Summary

USPTO published patent application US20260090977A1 for a water-in-oil cosmetic composition comprising specific silicone components (A) and (B) along with silicone powder (C), designed to improve stability, spreadability, and layered makeup durability. The application was filed September 7, 2023, with inventors Masaru Miyauchi, Masayuki Konishi, Yoshinori Inokuchi, and Ryuji Horiguchi.

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What changed

USPTO published patent application US20260090977A1 for a water-in-oil cosmetic composition containing: (A) partially crosslinked polyether or polyglycerin-modified silicone (0.1-4% by mass), (B) non-crosslinked silicone surfactant (0.05-1.5% by mass), and (C) silicone powder absorbing 30+ parts by mass of squalane or ethylhexyl palmitate per 100 parts silicone powder (0.5-10% by mass). The invention addresses stability, finish, spreadability, and durability of layered makeup cosmetics.

This is a patent application publication providing public notice of the invention. No compliance actions are required from manufacturers. Entities reviewing this application may assess potential patent landscape implications for their cosmetic product development. Patent applications remain subject to examination and may be granted or rejected.

Source document (simplified)

← USPTO Patent Applications

WATER-IN-OIL COSMETIC COMPOSITION

Application US20260090977A1 Kind: A1 Apr 02, 2026

Inventors

Masaru MIYAUCHI, Masayuki KONISHI, Yoshinori INOKUCHI, Ryuji HORIGUCHI

Abstract

[Problem] The present invention has an object to provide a highly aesthetic cosmetic that is excellent in terms of its stability, finish, and spread ability at the time of application, as well as the durability of layered makeup cosmetics. [Solution] A water-in-oil cosmetic comprising an oil agent and the following components (A), (B) and (C), wherein the following component (C) is contained in an aqueous phase component of the water-in-oil cosmetic,
(A) one or more kinds of silicone selected from a partially crosslinked polyether-modified silicone and a partially crosslinked polyglycerin-modified silicone in an amount of 0.1 to 4% by mass in the water-in-oil cosmetic,(B) a non-crosslinked silicone surfactant in an amount of 0.05% to 1.5% by mass in the water-in-oil cosmetic, and(C) a silicone powder absorbing 30 parts by mass or more of squalane or ethylhexyl palmitate relative to 100 parts by mass of the silicone powder in an amount of 0.5% to 10% by mass in the water-in-oil cosmetic.