Cloth-like polymeric films

Details Cloth-like polymeric films Cloth-like polymeric films

B - Operations, Transporting

32

B

B32B 3/10 (2006.01) B32B 27/06 (2006.01) C09J 7/02 (2006.01)

Patent

CA 2417205

A polymeric film having a plurality of perforations is described. The polymeric film provides a strong, high-tensile strength material that permits hand tearing of the film along one or two axes. In specific implementations, the polymeric film is incorporated into a multi-layer film having cloth-like properties of strength and tear propagation, and is suitable for use various adhesive tape applications. Methods of making the polymeric film are also disclosed.

Cette invention a trait à un film polymère comportant plusieurs perforations. Ce film polymère fournit un matériau à haute résistance et très résistant à la traction pouvant être déchiré à la main le long d'un ou de deux axes. Dans des modes de réalisation particuliers, ce film polymère est incorporé à un film multicouche possédant des propriétés du type tissu de résistance et d'allongement de la déchirure. Ce film polymère convient parfaitement pour des bandes adhésives. L'invention concerne également des procédés de fabrications de ce film polymère.

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