Patent ID: 11896684
Assignee: COSMECCA KOREA CO., LTD.
Field: Pharmaceuticals (Chemistry)
Classification: CPC A | IPC A

Claim 0:
1. A method of manufacturing a cosmetic composition having increased skin contact and makeup persistence, comprising:
obtaining a mixture by pulverizing and mixing a pigment (A) including 5 wt % to 30 wt % of a powder and 0.1 wt % to 10 wt % of a film-forming agent at 800 revolutions per minute (rpm) to 1,000 rpm, using a pulverizer of 3 HP or more;
stirring the mixture and an oil part (B) including 10 wt % to 30 wt % of a silicone oil and 0.1 wt % to 10 wt % of a spherical powder in a vacuum emulsification bath, warmed to 70° C. to 80° C. with stirring at 1,500 rpm to 2,600 rpm for 5 min to 10 min;
mixing an aqueous part (C) including a purified water, a sequestering agent, an emulsion stabilizer, a moisturizer and a preservative in an aqueous dissolution bath with stirring at a temperature of 60° C. to 70° C.;
adding the aqueous part (C) to the oil part (B) of the vacuum emulsification bath and mixing with stirring at 1,500 rpm to 3,600 rpm for 5 min to 8 min and cooling to 40° C. to 45° C.; and
adding an additive (D) including a perfume and mixing with stirring at 1,500 rpm to 3,600 rpm for 2 min to 3 min at 30° C. to 35° C.