公开(公告)号：US20240423886A1

公开(公告)日：2024-12-26

申请号：US18691616

申请日：2022-09-29

Applicant: SHISEIDO COMPANY, LTD.

Inventor： Kei UJIMOTO ,  Heini SAKAE

IPC: A61K8/37 ,  A61K8/06 ,  A61K8/40 ,  A61Q17/04

Abstract: To provide a cosmetic composition having further improved ultraviolet absorption ability in the UVA and UVB regions.
The cosmetic composition is composed of components (i) and (ii) described below, and an oil content which is capable of at least partially dissolving these components: (i) a first compound, which has a structure of formula (I) below: where —OA represents an alkoxy group, and (ii) a second compound, which is different from the first compound, has a structure of any of (II-1), (II-2), (II-3), and (II-4) described below, and has a molecular weight of 250 or more: where the benzene ring may have a substituent.

公开(公告)号：US20240148626A1

公开(公告)日：2024-05-09

申请号：US18279536

申请日：2022-03-23

Applicant: SHISEIDO COMPANY, LTD.

Inventor： Heini SAKAE ,  Shiho IWAMI ,  Yurika NISHIDA ,  Jasmin KANG

IPC: A61K8/39 ,  A61K8/35 ,  A61K8/37 ,  A61Q17/04

CPC classification number: A61K8/39 ,  A61K8/35 ,  A61K8/37 ,  A61Q17/04 ,  A61K2800/592

Abstract: Provided is a cosmetic capable of achieving improvement of an ultraviolet protection effect, particularly improvement against photodegradation.
A cosmetic is used that includes an ultraviolet absorber including t-butyl methoxydibenzoylmethane and includes butyloctyl salicylate and an alkylene oxide derivative.