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公开(公告)号:US5202217A
公开(公告)日:1993-04-13
申请号:US562655
申请日:1990-08-03
申请人: Masaaki Todoko , Takashi Taniguchi , Toru Seita , Shinji Sato , Katuya Shibata
发明人: Masaaki Todoko , Takashi Taniguchi , Toru Seita , Shinji Sato , Katuya Shibata
IPC分类号: C07C229/12 , C07C245/14 , C07F7/18 , G03F7/004 , G03F7/022
CPC分类号: C07F7/1852 , C07C229/12 , C07C245/14 , C07F7/1844 , G03F7/0045 , G03F7/0226 , Y10S430/115
摘要: A positive resist composition comprising an aromatic group-containing alkali-soluble resin and a compound having an ammonium salt as skeleton, as the main components.