Invention Grant
- Patent Title: Method for measuring skin absorbability
- Patent Title (中): 皮肤吸收性测定方法
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Application No.: US11260714Application Date: 2005-10-27
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Publication No.: US07799319B2Publication Date: 2010-09-21
- Inventor: Eriko Takeoka , Ryuichi Takamoto , Toshio Yanaki
- Applicant: Eriko Takeoka , Ryuichi Takamoto , Toshio Yanaki
- Applicant Address: JP Tokyo
- Assignee: Shiseido Company, Ltd.
- Current Assignee: Shiseido Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Townsend & Banta
- Main IPC: A61K8/00
- IPC: A61K8/00 ; A61K8/18 ; A61Q9/00 ; A61Q5/00

Abstract:
A method for measuring skin absorbability of a substance, which includes measuring the amount of the substance which is penetrated into hair follicles; and using the resultant data as an index representing the amount of the substance which is absorbed through skin pores, to thereby determine the amount of the substance absorbed through skin pores and a method for measuring skin absorbability of a substance, which includes bringing the substance into contact with a first surface of a thin film that mimics the skin surface layer, a second surface of the film being brought into contact with artificial sebum; and evaluating the sebum transferability of the substance by using the degree of transfer of the substance to the artificial sebum as an index, are disclosed. A kit for performing the measurement method of the present invention is also disclosed.
Public/Granted literature
- US20060062730A1 Method for measuring skin absorbability Public/Granted day:2006-03-23
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