Optical films incorporating cyclic olefin copolymers

Stock material or miscellaneous articles – Composite – Of addition polymer from unsaturated monomers

Reexamination Certificate

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C428S519000, C428S520000, C428S521000, C428S522000, C428S523000

Reexamination Certificate

active

07348066

ABSTRACT:
A norbornene-based cyclic olefin layer with a curable layer disposed thereon is described. The curable layer may additionally be imparted with a texture. The norbornene-based cyclic olefin films with curable layers can be incorporated into optical bodies which include an optical film, such as an oriented multilayer optical film. In addition, the invention includes a method of coating a curable layer onto a norbornene-based polymer layer or film without requiring a primer layer. Methods of making the norbornene-based cyclic olefin layer containing films are also disclosed.

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