Humidity dependence improver for polymer film, polymer film, protective film for polarizer, retardation film, polarizer, and liquid crystal display device
First Claim
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1. A retardation film comprising a polymer film wherein the polymer film comprises a polymer having a hydroxyl group and a humidity dependence improver for polymer film, comprising a compound of the following formula (6), (6b) or (9):
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Abstract
A humidity dependence improver for polymer film, comprising a compound of the following formula (1) or (2):
wherein Ra, Rb and Rc represent an alkyl group, an alkenyl group, an alkynyl group, an aryl group or a heterocyclic group; X1 to X6 represent a single bond or a divalent linking group; R1 to R6 represent a hydrogen atom, an alkyl group, an alkenyl group, an alkynyl group, an aryl group or a heterocyclic group.
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12 Claims
- 1. A retardation film comprising a polymer film wherein the polymer film comprises a polymer having a hydroxyl group and a humidity dependence improver for polymer film, comprising a compound of the following formula (6), (6b) or (9):
- 2. A polarizer comprising a polymer film wherein the polymer film comprises a polymer having a hydroxyl group and a humidity dependence improver for polymer film, comprising a compound of the following formula (6), (6b) or (9):
- 3. A liquid crystal display device comprising the polymer film wherein the polymer film comprises a polymer having a hydroxyl group and a humidity dependence improver for polymer film, comprising a compound of the following formula (6), (6b) or (9):
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