US 12,427,103 B2
Cosmetic composition containing Hibiscus manihot l. extract and method for preparing the same
Jong Bock Kwak, Seoul (KR)
Assigned to ALL IN ON Co., Ltd, Seoul (KR)
Filed by ALL IN ON Co., Ltd, Seoul (KR)
Filed on Oct. 26, 2022, as Appl. No. 17/974,427.
Claims priority of application No. 10-2022-0106071 (KR), filed on Aug. 24, 2022.
Prior Publication US 2024/0065965 A1, Feb. 29, 2024
Int. Cl. A61K 36/00 (2006.01); A61K 8/9789 (2017.01); A61Q 17/00 (2006.01); A61Q 19/08 (2006.01)
CPC A61K 8/9789 (2017.08) [A61Q 17/00 (2013.01); A61Q 19/08 (2013.01)] 2 Claims
 
1. A cosmetic composition comprising an extract of Hibiscus manihot L., wherein the cosmetic composition comprises an extract of Hibiscus manihot L. obtained by performing a continuous batch supercritical extraction on a flower portion of Hibiscus manihot L,
wherein performing the continuous batch supercritical extraction comprises the steps of:
flowing only carbon dioxide through the flower portion of Hibiscus manihot L for 30 to 150 minutes,
flowing a mixed fluid of about 90% by volume carbon dioxide and about 10% by volume of at least one co-solvent selected from ethanol, methanol, water, ethyl acetate, hexane, and diethyl ether through the flower portion of Hibiscus manihot L for 30 to 150 minutes, and
flowing only carbon dioxide through the flower portion of Hibiscus manihot L for another 30 to 150 minutes.