POLYMER COMPOUND, NEGATIVE RESIST COMPOSITION, LAMINATE, PATTERNING PROCESS, AND COMPOUND
                        
                            
                                申请人:Shin-Etsu Chemical Co., Ltd.
                            
                            
                                公开号:EP3203319A1
                            
                            
                                公开(公告)日:2017-08-09
                            
                            
The present invention provides a polymer compound containing a repeating unit shown by the following general formula (1). There can be provided a polymer compound usable in a negative resist composition that can achieve high resolution of 50 nm or less and small LER and cause very few defects, a negative resist composition using the polymer compound, and a patterning process using the negative resist composition.
                            本发明提供了一种含有以下通式(1)所示重复单元的聚合物化合物。本发明提供了一种可用于负型抗蚀剂组合物的聚合物化合物,该化合物可实现 50 nm 或更低的高分辨率和较小的 LER,并可造成极少的缺陷;还提供了一种使用该聚合物化合物的负型抗蚀剂组合物,以及一种使用该负型抗蚀剂组合物的图案化工艺。