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US 10,537,501 B2Granted
Urethane foam for use in impregnating cosmetic composition
AssigneeAmorepacific Corporation
InventorsKyung Nam Kim, Jung Sun Choi, Min Kyung Shim, Kyung Ho Choi, Yeong Jin Choi
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Abstract
Provided is a polyether-based urethane foam for impregnating a cosmetic composition. The polyether-based urethane foam has excellent touch feel, portability and stability.
Claims4
A cosmetic comprising:
- a cosmetic composition;
- and
- a polyether-based urethane foam impregnated with the cosmetic composition;
- wherein the polyether-based urethane foam has a reticulated structure,
- wherein the cosmetic composition is taken with a cosmetic tool,
- wherein the polyether-based urethane foam is not broken when the polyether-based urethane foam impregnated with a W/O type emulsified cosmetic composition is stored at 55° C. for 7 days,
- wherein the density of the polyether-based urethane foam is 1-3 pcf (pounds per cubic feet) before the cosmetic composition is impregnated, and
- wherein the polyether-based urethane foam has a pore number of 70-120 ppi (number of pores per inch) before the cosmetic composition is impregnated.
5 more elements
Dependencies are inferred from the claim text.