公开(公告)号：US20230046650A1

公开(公告)日：2023-02-16

申请号：US17785689

申请日：2020-12-16

Applicant: Shiseido Company, Ltd.

Inventor： Shiho IWAMI ,  Yurika WATANABE ,  Tsukasa WATANABE

IPC: A61K8/25 ,  A61Q17/04 ,  A61K8/73

Abstract: An objective of the invention is to provide a sunscreen cosmetic that increases the ultraviolet protection power of ultraviolet protectants, thereby achieving high ultraviolet protection power using only a small amount of ultraviolet protectants, while simultaneously providing an excellent texture and placing little strain on the skin. The sunscreen cosmetic according to the present invention contains the following components (A) to (C): (A) an ultraviolet protectant; (B) silica having a particle size of 0.3 to 1 µm; and (C) a powder having a particle size of 1 to 30 µm; wherein the (C) powder is of one or more types selected from the group consisting of silica, aluminum starch octenyl succinate, cellulose or derivatives thereof, waxes, mica, sericite and biodegradable resins.

公开(公告)号：US20220016016A1

公开(公告)日：2022-01-20

申请号：US17311275

申请日：2019-12-04

Applicant: Shiseido Company, Ltd.

Inventor： Tsukasa WATANABE ,  Kazuhiro YAMAGUCHI ,  Yurika WATANABE

IPC: A61K8/85 ,  A61K8/41 ,  A61K8/49 ,  A61Q17/04 ,  A61K8/06

Abstract: An emulsion-type cosmetic composition contains from 3 to 50% by mass of an oil-soluble UV absorber, and from 0.2 to 20% by mass of a powder containing a polymer powder. An average IOB value of a monomer or monomers constituting the polymer powder is from 1 to 10.

公开(公告)号：US20230052833A1

公开(公告)日：2023-02-16

申请号：US17757901

申请日：2020-12-17

Applicant: SHISEIDO COMPANY, LTD.

Inventor： Takahiro KATORI ,  Yurika WATANABE ,  Tsukasa WATANABE

IPC: A61K8/06 ,  A61K8/92

Abstract: Oil-based particles have an average particle size of 0.05 mm to 10 mm, and include: (A) polar oil; and (B) an oily gelling agent having a melting point of 60° C. or more.

公开(公告)号：US20200261331A1

公开(公告)日：2020-08-20

申请号：US16649302

申请日：2018-09-03

Applicant: SHISEIDO COMPANY, LTD.

Inventor： Tsukasa WATANABE ,  Kahori ISHIDA ,  Takahiro KATORI

IPC: A61K8/06 ,  A61K8/9706 ,  A61K8/04 ,  A61K8/25 ,  A61K8/02 ,  A61K8/37 ,  A61K8/86 ,  A61K8/81 ,  A61Q17/04 ,  A61Q1/00 ,  A61Q5/00

Abstract: An oil-in-water type emulsion cosmetic exhibits a high-level sunscreen effect and has a low viscosity and a high stability and is easy to use. The oil-in-water type emulsion cosmetic includes (A) an agar microgel, (B) one or more kinds of powders selected from (b1) a clay mineral powder and (b2) a highly oil-absorbing spherical powder, (C) a polyoxyethylene-hardened castor oil having an HLB value of 10-17; (D) an oil-soluble UV absorber, (E) 0.01-0.13 mass % of an (acrylate/alkyl acrylate (C10-30)) cross polymer, and (F) 0-0.5 mass % of a UV scattering agent, and is characterized in that the viscosity at 25° C. is not higher than 10,000 mPa·s.