申请人:Shin-Etsu Chemical Co., Ltd.
                            
                            
                                公开号:US20180101094A1
                            
                            
                                公开(公告)日:2018-04-12
                            
                            A resist composition comprising a base polymer and a metal salt of carboxylic acid or sulfonamide is provided, the metal being selected from calcium, strontium, barium, cerium, aluminum, indium, gallium, thallium scandium, and yttrium. The resist composition exhibits a sensitizing effect and an acid diffusion suppressing effect and forms a pattern having improved resolution, LWR and CDU.