公开(公告)号：US20230047456A1

公开(公告)日：2023-02-16

申请号：US17788582

申请日：2020-12-22

Applicant: SHISEIDO COMPANY, LTD.

Inventor： Reina WATANABE ,  Minori NAKAJIMA ,  Haruka NISHI

IPC: A61K8/06 ,  A61Q17/04 ,  A61K8/02

Abstract: To provide an oil-in-water type emulsified cosmetic comprising a pigment grade hydrophobically treated particle and a hydrophobically treated microparticle, which is capable of uniformly applying particles subjected to hydrophobization treatment on the surface of the skin and exhibiting a good tone-up effect and the like.
The oil-in-water type emulsified cosmetic of the present disclosure comprises a dispersion medium comprising water, and an oil droplet dispersed in the dispersion medium, wherein the dispersion medium comprises a nonionic surfactant, a polyhydric alcohol, and a pigment grade hydrophobically treated particle having an average particle diameter of 300 nm or more, wherein the oil droplet comprises an oil content , a nonionic surfactant, and a hydrophobically treated microparticle having an average particle diameter of 200 nm or less, and wherein the oil content comprises a volatile oil.

公开(公告)号：US20240074959A1

公开(公告)日：2024-03-07

申请号：US18261512

申请日：2022-02-07

Applicant: SHISEIDO COMPANY, LTD.

Inventor： Keita NISHIDA ,  Saki KAMADA ,  Haruka NISHI ,  Chije PARK

IPC: A61K8/37 ,  A61K8/06 ,  A61K8/25 ,  A61K8/31 ,  A61K8/92 ,  A61Q1/00 ,  A61Q17/04

CPC classification number: A61K8/37 ,  A61K8/064 ,  A61K8/25 ,  A61K8/31 ,  A61K8/922 ,  A61Q1/00 ,  A61Q17/04

Abstract: A water-in-oil type composition, including (A) an organic modified clay mineral, (B) 3% by mass or greater of a polar oil having IOB of 0.3 or higher, (C) a nonpolar oil having an alkyl side chain, (D1) a polyoxyethylene hardened castor oil, and (D2) an emulsification activating agent, that is a compound having an alkyl side chain containing 10 or more carbon atoms, or a compound having a fatty acid side chain containing 10 or more carbon atoms or a polyoxyethylene adduct of the compound.