IODINE-CONTAINING ACID CLEAVABLE COMPOUNDS POLYMERS DERIVED THEREFROM AND PHOTORESIST COMPOSITIONS
The present invention relates to a compound comprising an aromatic group or a heteroaromatic group, wherein the aromatic group or the heteroaromatic group comprises a first substituent comprising an ethylenically unsaturated double bond, a second substituent group being an iodine atom, and a third s...
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Format: | Patent |
Sprache: | eng ; kor |
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Zusammenfassung: | The present invention relates to a compound comprising an aromatic group or a heteroaromatic group, wherein the aromatic group or the heteroaromatic group comprises a first substituent comprising an ethylenically unsaturated double bond, a second substituent group being an iodine atom, and a third substituent comprising an acid labile group, and the first, second, and third substituents are respectively bonded to different carbon atoms of the aromatic group or the heteroaromatic group.
방향족 기 또는 헤테로방향족 기를 포함하는 화합물로서, 방향족 기 또는 헤테로방향족 기는 에틸렌계 불포화 이중 결합을 포함하는 제1 치환기, 요오드 원자인 제2 치환기, 및 산-불안정성 기를 포함하는 제3 치환기를 포함하고, 제1 치환기, 제2 치환기, 및 제3 치환기는 방향족 기 또는 헤테로방향족 기의 상이한 탄소 원자에 각각 결합된다. |
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