US 11,833,235 B2
Cosmetic agent comprising insoluble substance and method for manufacturing same
Sung Ho Lee, Ansan-si (KR); Se Yeon Hwang, Ansan-si (KR); and Yeong Gi Kim, Ansan-si (KR)
Assigned to SUNJIN BEAUTY SCIENCE CO., LTD., Ansan-si (KR)
Appl. No. 16/978,865
Filed by SUNJIN BEAUTY SCIENCE CO., LTD., Seoul (KR)
PCT Filed Apr. 3, 2019, PCT No. PCT/KR2019/003917
§ 371(c)(1), (2) Date Sep. 8, 2020,
PCT Pub. No. WO2019/194560, PCT Pub. Date Oct. 10, 2019.
Claims priority of application No. 10-2018-0038730 (KR), filed on Apr. 3, 2018; and application No. 10-2018-0038732 (KR), filed on Apr. 3, 2018.
Prior Publication US 2021/0007949 A1, Jan. 14, 2021
Int. Cl. A61K 8/25 (2006.01); A61K 8/06 (2006.01); A61K 8/42 (2006.01); A61Q 19/00 (2006.01)
CPC A61K 8/25 (2013.01) [A61K 8/06 (2013.01); A61K 8/42 (2013.01); A61Q 19/00 (2013.01); A61K 2800/10 (2013.01); A61K 2800/651 (2013.01)] 3 Claims
 
1. A cosmetic agent comprising:
a plurality of plate-like materials, each having a surface having a lipophilic property and each including a hydroxy group at a corner thereof;
a functional material;
a solvent; and
an emulsifier,
wherein the plurality of plate-like materials is included in an amount of 1 to 15 wt %,
wherein the functional material is included in an amount of 0.001 to 50 wt %,
wherein the solvent is included in an amount of 20 to 70 wt %,
wherein the emulsifier is included in an amount of 10 to 60 wt %,
wherein each of the plurality of plate-like materials is disteardimonium hectorite or stearalkonium hectorite,
wherein a length of a major axis of each of the plurality of plate-like materials is 0.5 to 1.5 μm,
wherein the functional material is ceramide,
wherein the emulsifier is selected from the group consisting of polyglyceryl-4 isostearate, polyglyceryl-3 polyricinoleate, polyglyceryl-3 diisostearate, polyglyceryl-4 oleate, polyglyceryl-4 diisostearate/polyhydroxystearate/sebacate, diisostearoyl polyglyceryl-3 dimer dilinoleate, polyglyceryl-3 polyricinoleate, sorbitan isostearate, glyceryl laurate, sorbitan oleate, and sorbitan sesquioleate,
wherein the solvent is capable of dissolving ceramide,
wherein the plurality of plate-like materials form a polyhedral structure, and the functional material and the solvent are accommodated in the polyhedral structure to form a polyhedral complex, and
wherein the polyhedral structure is a thixotropic polyhedral structure.