Optical Film

Details Optical Film Optical Film

1995-01-11

1996-05-21

Bowers, Jr., Charles L.

Radiation imagery chemistry: process, composition, or product th

Imaged product

Image contained within transparent base

430 11, 430 18, 428337, 428339, 428500, B32B 2714

Patent

active

055188435

ABSTRACT:
An optical film with a pattern formed by applying a photosensitive composition to the surface of a transparent film and by irradiating the photosensitive composition. The transparent film is made of a thermoplastic resin having a retardation of 30 nm or less, a deflection temperature under load of 100.degree. C. or higher, a transmittance in the visible light region of 85% or higher, and a refractive index of 1.45-1.59. The optical film has optical characteristics as excellent as glass. It has superior heat resistance, more flexible, more easily processed, and lighter in weight than glass bases.

REFERENCES:
patent: 4911966 (1990-03-01), Murayama et al.
patent: 5206306 (1993-04-01), Shen
patent: 5330880 (1994-07-01), Horigome et al.
patent: 5334424 (1994-08-01), Hani et al.
English Abstract of Japanese Patent 263140/1985, Dec. 26, 1985.

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