| 摘要 |
A positive photoresist composition position for exposure to far ultraviolet light, which comprises a resin decomposing by the action of an acid to increase its solubility in an alkali, and a compound generating an acid by irradiation with an actinic ray or radiation; with the resin comprising repeating units having particular structures, including particular alicyclic structures, and groups decomposing by the action of an acid.
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