公开(公告)号：US11660262B2

公开(公告)日：2023-05-30

申请号：US16642204

申请日：2018-08-29

Applicant: SHISEIDO COMPANY, LTD.

Inventor： Kento Ueno ,  Ayako Ibe ,  Masayuki Kikuta ,  Ayaka Hori ,  Daiki Fujimaki

IPC: A61K8/73 ,  A61K8/04 ,  A61K8/81 ,  A61K8/86 ,  A61Q19/00 ,  A61K8/87 ,  A61K8/91 ,  A61K8/92

CPC classification number: A61K8/732 ,  A61K8/042 ,  A61K8/731 ,  A61K8/8152 ,  A61K8/86 ,  A61K8/87 ,  A61K8/91 ,  A61K8/92 ,  A61Q19/00 ,  A61K2800/48

Abstract: The invention provides a cosmetic base having an unprecedented appearance and feeling on use, in particular a cosmetic base with a novel feeling on use that gives a fresh feeling and a unique feel as the cosmetic softly bursts and collapses, allowing water to flow out, when applied to the skin, and a skin cosmetic using the same. A cosmetic base includes (A) 0.15-0.6 mass % of sodium acrylate-grafted starch and (B) 0.25-1.35 mass % of an associative thickener having a polyoxyalkylene chain wherein the total amount of the (A) sodium acrylate-grafted starch and (B) associative thickener having a polyoxyalkylene chain compounded is 0.5-1.5 mass % and to a skin cosmetic that uses the cosmetic base.