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US 6,284,344 B1Granted
Multi-layer films
AssigneeIllinois Tool Works Inc.
InventorsChristopher C. E. Barnes, Charles E. Amendt, Steven S. Nimz
Life of this patent
Estimating the term…
Abstract
The present invention is directed to multi-layer films having three or more layers of bias-cut film where at least two layers have different machine direction angles. More specifically, the present invention is directed to cross laminated films with three or more bias-cut film layers each having a machine direction angle between 20° and 70°, where at least two layers have different direction angles.
Claims14
A multi-layer film comprising:
- at least three bias-cutlayers of a thermoplastic film, where at least two bias-cut layers have different machine direction angles.
A multi-layer film which comprises:
- at least three bias cut thermoplastic films each having a different machine direction angle.
A multi-layer cross laminated film which comprises:
- at least three bias cut thermoplastic films each having a machine orientation angle, where at least two layers have different machine direction angles.
Dependencies are inferred from the claim text.