Cosmetic composition applicator including impermeable sheet

Patent metadata

Field	Value
Publication number	US-10085540-B2
Application number	US-201515315004-A
Country	US
Kind code	B2
Filing date	Jun 1, 2015
Priority date	May 30, 2014
Publication date	Oct 2, 2018
Grant date	Oct 2, 2018

Abstract

The present invention relates to a cosmetic composition applicator including an anti-contamination layer including an impermeable sheet. The applicator, according to the present invention, can prevent contamination and discoloration by a cosmetic composition or external influences caused by germs and the like, and thus is easy to use and hygienic.

First claim

The invention claimed is:

1. A cosmetic composition applicator comprising:
an application layer for applying a cosmetic composition to the skin;
an elastic layer stacked on the top of the application layer; and
an anti-contamination layer stacked on the top of the elastic layer, wherein the anti-contamination layer comprises a wet polyurethane layer and an impermeable sheet stacked on the top thereof, and the impermeable sheet comprises at least one of polyurethane, polyethylene, polypropylene and polymers of polyethylene and polypropylene,
wherein the top surface of the impermeable sheet further comprises a hydrophobic coating layer.

2. The cosmetic composition applicator according to claim 1 , wherein the anti-contamination layer comprises a wet polyurethane layer and a dry polyurethane sheet stacked on the top thereof.

3. The cosmetic composition applicator according to claim 1 , wherein the impermeable sheet is a non-porous sheet having at most 5 pores per unit area of 5 cm×5 cm of the sheet.

4. The cosmetic composition applicator according to claim 1 , wherein the impermeable sheet comprises at least one surface irregularity on the top surface thereof, and the surface irregularity has a depth of 10-200 μm.

5. The cosmetic composition applicator according to claim 1 , wherein the hydrophobic coating layer further comprises at least one of silicon compounds and fluorine compounds.

6. The cosmetic composition applicator according to claim 1 , wherein the anti-contamination layer has a thickness of 0.05-3.0 mm.

7. The cosmetic composition applicator according to claim 1 , wherein the anti-contamination layer has a tensile strength of 3-6 kg/cm3.

8. The cosmetic composition applicator according to claim 1 , wherein the anti-contamination layer has an elongation of 200%-700%.

9. The cosmetic composition applicator according to claim 1 , wherein the coating layer has a thickness of 0.001-0.3 mm.

10. The cosmetic composition applicator according to claim 1 , wherein the impermeable sheet or coating layer of the anti-contamination layer is stacked on the underlying layer thereof through thermal adhesion at 100-250° C.

11. A cosmetic product comprising the cosmetic composition applicator as defined in claim 1 .

12. The cosmetic product according to claim 11 , which is a makeup cosmetic product.

Assignees

• Amorepacific Corp

Inventors

• Choi Jung Sun
• Choi Kyung Ho

Classifications

• A45D33/34 Primary

  Powder-puffs, e.g. with installed container · CPC title

• A45D33/00

  Containers or accessories specially adapted for handling powdery toiletry or cosmetic substances · CPC title

• A45D2200/1009

  Applicators comprising a pad, tissue, sponge, or the like · CPC title

• A45D34/04

  Appliances specially adapted for applying liquid, e.g. using roller or ball · CPC title

• A45D2200/1018

  comprising a pad, i.e. a cushion-like mass of soft material, with or without gripping means · CPC title