Polyurethane foam for cosmetic composition impregnation and method of manufacturing the same
AssigneeKolmar Korea Co., Ltd.
InventorsHee Ho PARK, Gi Min Tak, Yong Woo Kim, Ji Hyun Lee
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Abstract
A polyurethane foam for cosmetic composition impregnation and application of the composition to a surface such as human skin is provided. The polyurethane foam for cosmetic composition impregnation can be formed by mixing a polyether polyol and a polyester polyol in a weight ratio of 1:0.17 to 1:0.33 and foaming the mixture. The provided polyurethane foam for cosmetic composition impregnation has improved long-term stability, can be easily filled and loaded with a cosmetic composition, and can easily discharge the cosmetic composition upon application of pressure.
Claims13
A polyurethane foam for cosmetic composition impregnation, the foam being formed by mixing a polyether polyol and a polyester polyol in a weight ratio of 1:0.17 to 1:0.33 and foaming the mixture.
A method of manufacturing polyurethane foam for cosmetic composition impregnation, comprising:
- mixing a composition for manufacturing polyurethane foam, the composition including a polyether polyol and a polyester polyol;
- and
- foaming the composition,
- wherein the polyether polyol and the polyester polyol are mixed in a weight ratio of 1:0.17 to 1:0.33 in the composition for manufacturing polyurethane foam.
Dependencies are inferred from the claim text.