Process for the production of a transparent polyolefin multilaye

Details Process for the production of a transparent polyolefin multilaye Process for the production of a transparent polyolefin multilaye

1995-04-20

1997-05-06

Thurlow, Jeffery R.

Plastic and nonmetallic article shaping or treating: processes

Direct application of electrical or wave energy to work

Extrusion molding

15624416, 15624417, 264483, 264 80, 264131, 26417314, 26417315, 2642358, 2642902, 2642106, B29C 5512

Patent

active

056268130

ABSTRACT:
A process for the production of a transparent, printable, biaxially oriented polyolefin multilayer film which can be sealed on both sides including (i) coextruding through a flat die melts corresponding to the individual layers of the film, (ii) taking off and cooling to consolidate the resulting film, via a take-off roll, (iii) biaxially stretching the consolidated film, (iv) thermofixing the biaxially stretched film, and (v) covering top layer C with a non-cohesive layer of polydialkylsiloxane.

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