发明申请
US20100203451A1 POSITIVE RESIST COMPOSITION AND PATTERN FORMING METHOD USING THE SAME 有权
正极性组合物和使用其的图案形成方法

POSITIVE RESIST COMPOSITION AND PATTERN FORMING METHOD USING THE SAME
摘要:
Provided is a positive resist composition using a resin having, in the polymer main chain, a specific acid decomposable structure and further having, in the side chain thereof, several specific acid decomposable groups, satisfactory in an exposure latitude, a focus latitude, and pattern collapse prevention at a high level, and having reduced development defects; and a pattern forming method.
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