Coextruded adhesive constructions

Details Coextruded adhesive constructions Coextruded adhesive constructions

B - Operations, Transporting

32

B

B32B 7/12 (2006.01) B32B 27/08 (2006.01) C09J 7/02 (2006.01) G09F 3/02 (2006.01)

Patent

CA 2343518

Die-cuttable and matrix-strippable adhesive constructions and accompanying methods of fabrication are disclosed. The adhesive constructions, which find utility as labels, comprise a coextrudate of a polymeric film (31) and an adhesive layer (30) which may be formed from a thermoplastic elastomer and a tackifier. Additionally, additional layers and release layers (21) may also be incorporated into the adhesive constructions of the invention.

L'invention concerne une construction adhésive se découpant à l'emporte-pièce et se décollant de la matrice ainsi que leurs procédés de fabrication. Lesdites constructions adhésives, qui peuvent s'utiliser en tant qu'étiquettes, comprennent un coextrudat de film polymère (31) et une couche adhésive (30) qui peut être formée à partir d'un élastomère thermoplastique, et un agent donnant du collant. Par ailleurs, des couches supplémentaires et des couches anticollantes (21) peuvent être intégrées aux constructions adhésives de l'invention.

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