SKIN-LIFTING COSMETIC COMPOSITION FOR ANTI-AGING AND PHOTOTHERMAL SKIN CARE METHOD USING SAME

WIPO Patent Application WO/2022/149677

A1

The present invention relates to a skin-lifting cosmetic composition for anti-aging and a photothermal skin care method using same, the cosmetic composition containing, as an active ingredient, core-shell particles comprising: a magnetic core; a first shell layer surrounding the magnetic core and containing a dielectric substance; a second shell layer surrounding the first shell layer and containing a metal; and a third shell layer surrounding the second shell layer and containing a hydrophilic polymer. The skin-lifting cosmetic composition for anti-aging according to the present invention is applied to a photothermal skin care method comprising a step in which the core-shell structured microparticles, including a gold (Au) nanoparticle layer and contained as an active ingredient, infiltrate into follicles, sebaceous glands, pilosebaceous ducts, and infundibula of facial skin through ultrasound application and then are heated through light irradiation, whereby the cosmetic composition exhibits an enhanced skin lifting effect as well as outstanding skin anti-aging effects encompassing skin elasticity improvement, skin laxity reduction, and skin wrinkle relief.

KIM CHANG HOON (KR)

PCT/KR2021/009042

July 14, 2022

July 14, 2021

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SIMFLE STICK INC (KR)

A61K8/02; A61K8/19; A61K8/25; A61K8/86; A61Q19/08

KR20200112151A	2020-10-05
EP3213738A1	2017-09-06
KR20200112156A	2020-10-05
KR20160119076A	2016-10-12
KR100924786B1	2009-11-03
KR20120068224A	2012-06-27

KIM, Jung Su (KR)

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