Double-structured stick cosmetic and manufacturing method thereof
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United States of America Patent
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Apr 23, 2024
Grant Date -
Feb 23, 2023
app pub date -
Aug 5, 2022
filing date -
Aug 5, 2022
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Abstract
A double-structured stick cosmetic includes a solid-form outer layer containing a first oil composition, and an inner core containing a second oil composition, in which the first oil composition contains (A) an alkyl-modified silicone having an alkyl group having 16 to 50 carbon atoms and (B) a wax in a solid-form at 25° C. other than (A). The component (A) may have a melting point of 25° C. or higher and 50° C. or lower. A mass ratio [(A)/(B)] of the component (A) to the component (B) contained in the first oil composition may be 0.2 or larger and 1.5 or smaller.
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