Adhesive compositions including polyvinylpyrrolidone,...

Details Adhesive compositions including polyvinylpyrrolidone,... Adhesive compositions including polyvinylpyrrolidone,...

A - Human Necessities

61

L

A61L 15/24 (2006.01) A61K 9/10 (2006.01) A61K 9/70 (2006.01) A61K 47/32 (2006.01) A61L 15/58 (2006.01) C09J 9/02 (2006.01) C09J 139/06 (2006.01) C08L 33/06 (2006.01) C08L 79/02 (2006.01)

Patent

CA 2247431

A composition comprising a cross-linked salt of (a) a polyvinylpyrrolidone having ring opened pyrrolidone groups; (b) at least one acrylic acid- containing or methacrylic acid-containing polymer; and (c) an amine-containing polymer. The composition may be used as a pressure-sensitive adhesive, has good tack, and may be peeled from the body or from an object without causing damage or injury to the body or object.

Composition comprenant un sel réticulé de (a) une polyvinylpyrrolidone présentant des groupes pyrrolidone ouverts en cycle; (b) au moins un polymère contenant de l'acide acrylique ou de l'acide méthacrylique; et (c) un polymère contenant une amine. On peut utiliser la composition en tant qu'adhésif autocollant, elle présente une bonne adhésion et peut être décollée du corps ou d'un objet sans entraîner de détérioration ou de lésion du corps ou de l'objet.

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