| 摘要 |
A positive resist composition comprising (A) a resin, which increases a solubility rate in an alkali developing solution by the action of an acid, containing a repeating unit represented by formula (I) defined in the specification, a repeating unit represented by formula (II) defined in the specification and a repeating unit represented by formula (III) defined in the specification, and (B) a compound that generates an acid upon irradiation of an actinic ray or radiation.
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