Composition, hole transport material composition, and ink composition
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United States of America Patent
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Sep 14, 2021
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app pub date -
Oct 3, 2016
filing date -
Oct 3, 2016
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Abstract
Embodiments of the present invention relate to a composition containing a polymer or oligomer (A) and an initiator (B), wherein the polymer or oligomer (A) contains no alkyl groups of 5 or more carbon atoms, contains at least one type of structural unit selected from the group consisting of a structural unit containing an aromatic amine structure and a structural unit containing a carbazole structure, and contains, at one or more terminals, a structural unit containing a thienyl group which may have a substituent, and a degree of solubility of the composition is capable of being changed by applying heat, light, or both heat and light.
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