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US 8,796,404 B2Granted
Polymer for optical film, method of preparing same, and optical film including same
AssigneesSamsung Electronics Co., Ltd., Cheil Industries Inc.
InventorsHyung Jun Kim, Myung-Sup Jung, Won Cheol Jung, Jong-Hoon Won, Kyu Yeol In
Life of this patent
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Abstract
A polymer for an optical film including: a repeating unit A including a repeating unit represented by the following Chemical Formula 1; and a repeating unit B derived from a monomer including an unsaturated bond copolymerizable with the repeating unit A: wherein, in Chemical Formula 1, the variables R1 to R9 are defined herein.
Claims15
A phase-difference compensation film,
- wherein the phase-difference compensation film is an elongated film comprising a polymer for an optical film,
- wherein the polymer for an optical film comprises:
- a repeating unit A comprising one of repeating units represented by the following Chemical Formulas 21-1 to 21-3;
- and a combination thereof;
- and
- a repeating unit B derived from a monomer comprising an unsaturated bond copolymerizable with the repeating unit A:
3 more elements
Dependencies are inferred from the claim text.