SOLUTION OF AROMATIC POLYAMIDE FOR PRODUCING DISPLAY ELEMENT, OPTICAL ELEMENT, OR ILLUMINATION ELEMENT
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Apr 14, 2014
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Apr 15, 2013
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Abstract
This disclosure, viewed from one aspect, relates to a solution of polyamide comprising: an aromatic polyamide; and a solvent; wherein elastic modulus at 30.0° C. of a cast film formed by applying the solution onto a glass plate is 5.0 GPa or less, and coefficient of thermal expansion (CTE) of the cast film is more than 30 ppm/K, and wherein the aromatic copolyamide comprises at least two repeat units, and at least one of the repeat units has one or more free carboxyl groups.
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