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    • 7. 发明授权
    • Compound, positive resist composition and resist pattern forming method
    • 化合物,正光刻胶组合物和抗蚀剂图案形成方法
    • US08389197B2
    • 2013-03-05
    • US11994602
    • 2006-06-30
    • Takako HirosakiDaiju ShionoTaku HirayamaHideo Hada
    • Takako HirosakiDaiju ShionoTaku HirayamaHideo Hada
    • G03F7/004G03F7/039G03F7/20G03F7/30
    • G03F7/0397C07C67/343C07C69/712C07C2603/74G03F7/0045
    • The present invention provides a positive resist composition and a resist pattern forming method that are capable of forming a resist pattern with a reduced level of roughness. The positive resist composition includes the compound represented by the general formula (I) below. The present invention also provides the resist pattern forming method using the positive resist composition above. [wherein, in formula (I), R11 and R12 each represents, independently, an alkyl group of 1 to 10 carbon atoms or an aromatic hydrocarbon group, and may include a hetero atom in the structure thereof; R21 to R24 each represents, independently, a hydrogen atom or an acid dissociable, dissolution inhibiting group, and two of the R21 to R24 represents a hydrogen atom and the others represents an acid dissociable, dissolution inhibiting group; X is a group represented by general formulas (Ia) or (Ib) below].
    • 本发明提供能够形成具有降低的粗糙度的抗蚀剂图案的正型抗蚀剂组合物和抗蚀剂图案形成方法。 正型抗蚀剂组合物包括由下述通式(I)表示的化合物。 本发明还提供了使用上述正型抗蚀剂组合物的抗蚀剂图案形成方法。 式(I)中,R 11和R 12分别独立地表示1〜10个碳原子的烷基或芳香族烃基,其结构中可以含有杂原子; R21〜R24各自独立地表示氢原子或酸解离的溶解抑制基团,R21〜R24中的两个表示氢原子,其余表示酸解离,溶解抑制基团。 X为下述通式(Ia)或(Ib)表示的基团。
    • 9. 发明授权
    • Compound, method for producing same, positive resist composition and method for forming resist pattern
    • 化合物,其制造方法,正性抗蚀剂组合物和形成抗蚀剂图案的方法
    • US07960089B2
    • 2011-06-14
    • US12067255
    • 2006-09-13
    • Daiju ShionoTakahiro DazaiTaku HirayamaKohei KasaiHideo Hada
    • Daiju ShionoTakahiro DazaiTaku HirayamaKohei KasaiHideo Hada
    • G03F7/004C07C39/12
    • C07C69/712C07C59/70C07C59/72C07C2601/14C07C2603/74G03F7/0392
    • A compound of the present invention is a compound represented by a general formula (A-1) [wherein, R′ represents a hydrogen atom or an acid-dissociable, dissolution-inhibiting group, provided that at least one R′ group is an acid-dissociable, dissolution-inhibiting group, R11 to R17 each represent an alkyl group of 1 to 10 carbon atoms or an aromatic hydrocarbon group, which may include a hetero atom within the structure; g and j each represent an integer of 1 or greater, and k and q each represent an integer of 0 or greater, provided that g+j+k+q is not greater than 5; a represents an integer from 1 to 3; b represents an integer of 1 or greater, and l and m each represent an integer of 0 or greater, provided that b+l+m is not greater than 4; c represents an integer of 1 or greater, and n and o each represent an integer of 0 or greater, provided that c+n+o is not greater than 4; and A represents a group represented by a general formula (Ia) shown below, a group represented by a general formula (Ib) shown below, or an aliphatic cyclic group].
    • 本发明化合物是由通式(A-1)表示的化合物[其中,R'表示氢原子或酸解离的溶解抑制基团,条件是至少一个R'基团为酸 可溶解抑制基团,R 11至R 17各自表示1-10个碳原子的烷基或芳族烃基,其可以包括结构内的杂原子; g和j分别表示1以上的整数,k和q各自表示0以上的整数,条件是g + j + k + q不大于5; a表示1〜3的整数, b表示1或更大的整数,并且l和m各自表示0或更大的整数,条件是b + 1 + m不大于4; c表示1或更大的整数,n和o各自表示0或更大的整数,条件是c + n + o不大于4; A表示由下述通式(Ia)表示的基团,由下述通式(Ib)表示的基团或脂族环基]表示。