Release film for label stock

B - Operations – Transporting – 32 – B

Patent

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Details

B32B 7/06 (2006.01) B32B 27/08 (2006.01) C09J 7/02 (2006.01)

Patent

CA 2176947

A release film for label stock comprising a substrate having on at least one side thereof a coating of a silicone release material, said substrate being derived from an oriented high crystallinity polypropylene (HCPP) having intermolecular steroregularity greater than 93 % as determined by IR spectroscopy.

Ce film protecteur détachable pour étiquettes adhésives comprend un substrat dont un des côtés au moins est revêtu d'un matériau antiadhésif à base de silicone, ce substrat étant dérivé d'un polypropylène orienté à forte cristallinité (HCPP) présentant une stéréorégularité intermoléculaire supérieure à 93 % telle que déterminée par spectroscopie aux infrarouges.

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