公开(公告)号：US20230338271A1

公开(公告)日：2023-10-26

申请号：US18217298

申请日：2023-06-30

Applicant: Shiseido Company, Ltd.

Inventor： Makoto UYAMA ,  Kazuyuki MIYAZAWA ,  Mineo ABE ,  Takuya FURUTA

IPC: A61K8/81 ,  C08F220/18 ,  C08F220/28 ,  A61Q19/00 ,  C08F220/06 ,  C08F220/20 ,  C08F220/56 ,  C08F220/58

CPC classification number: A61K8/8152 ,  C08F220/1818 ,  C08F220/1812 ,  C08F220/287 ,  C08F220/282 ,  C08F220/1808 ,  A61K8/8111 ,  A61Q19/00 ,  C08F220/06 ,  C08F220/20 ,  C08F220/56 ,  C08F220/58 ,  A61K2800/10 ,  A61K2800/48

Abstract: The invention provides a novel oil thickener that can impart a thickening effect for oils used in cosmetics, and a novel oil-soluble copolymer that can be used as the thickener. The cosmetic oil thickener of the invention is an oil-soluble copolymer having a monomer unit composed of a hydrophilic monomer, a monomer unit composed of an easily-crystallizing hydrophobic monomer, and a monomer unit composed of a poorly-crystallizing hydrophobic monomer.

公开(公告)号：US20210212919A1

公开(公告)日：2021-07-15

申请号：US17052729

申请日：2019-04-22

Applicant: SHISEIDO COMPANY, LTD.

Inventor： Makoto UYAMA ,  Kazuyuki MIYAZAWA ,  Mineo ABE ,  Takuya FURUTA

IPC: A61K8/81 ,  A61Q19/00 ,  C08F220/28 ,  C08F220/18 ,  C08F220/20 ,  C08F220/06 ,  C08F220/56

Abstract: The invention provides a novel oil thickener that can impart a thickening effect for oils used in cosmetics, and a novel oil-soluble copolymer that can be used as the thickener.
The cosmetic oil thickener of the invention is an oil-soluble copolymer having a monomer unit composed of a hydrophilic monomer, a monomer unit composed of an easily-crystallizing hydrophobic monomer, and a monomer unit composed of a poorly-crystallizing hydrophobic monomer.