POLYARYLATE RESIN AND ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER
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United States of America Patent
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Issued Date -
Apr 11, 2024
app pub date -
Jan 19, 2022
filing date -
Jan 26, 2021
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Abstract
A polyarylate resin includes repeating units represented by formulas (1), (2), (3), and (4). A percentage of the number of repeats of the repeating unit represented by formula (3) relative to the total number of repeats of the respective repeating units represented by formulas (1) and (3) is greater than 0% and less than 20%. In formula (1), R1 and R2 each represent, independently of one another, a hydrogen atom or a methyl group and X represents a divalent group represented by formula (X1) or (X2). In formula (2), W represents, a divalent group represented by formula (W1) or (W2).
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