Makeup-assisting patch and makeup method using the patch

Details Makeup-assisting patch and makeup method using the patch Makeup-assisting patch and makeup method using the patch

A - Human Necessities

61

K

A61K 8/02 (2006.01) A61K 8/72 (2006.01) A61Q 1/00 (2006.01) C09J 7/02 (2006.01)

Patent

CA 2698827

A makeup-assisting patch having a layer structure that a pressure sensitive adhesive layer is provided on one surface of a base layer, wherein (1) the base layer is a layer of a polyurethane elastomer having a glass transition temperature of 0°C or lower, (2) the pressure sensitive adhesive layer is an acrylic pressure sensitive adhesive layer composed of a copolymer containing at least one monomer unit selected from the group consisting of an alkyl acrylate and an alkyl methacrylate each having an alkyl group having 8 to 12 carbon atoms in a proportion of 70% by weight or more, and (3) the thickness of the base layer is 1 to 10 µm, the thickness of the pressure sensitive adhesive layer is 1 to 15 µm, and the total thickness of these both layers is 2 to 20 µm.

L'invention porte sur un matériau de timbre auxiliaire cosmétique comportant une structure en couches ayant une couche de matériau de base disposée sur la surface principale à l'aide d'une couche d'adhésif. (1) : La couche de matériau de base est une couche en élastomère de polyuréthane d'une température de transition vitreuse d'au plus 0° C. (2) : La couche d'adhésif est une couche d'adhésif acrylique d'un copolymère contenant au moins 70 % en poids d'unités d'au moins un monomère choisi dans le groupe constitué par les acrylates d'(alkyle en C8-C12) et les méthacrylates d'(alkyle en C8-C12). (3) : L'épaisseur de la couche de matériau de base est comprise entre 1 et 10 µm. L'épaisseur de la couche d'adhésif est comprise entre 1 et 15 µm. L'épaisseur totale de ces couches est comprise entre 2 et 20 µm.

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