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    • 1. 发明申请
    • COMPOUND, POSITIVE RESIST COMPOSITION AND RESIST PATTERN FORMING METHOD
    • 化合物,阳性电阻组合物和电阻图案形成方法
    • US20090117488A1
    • 2009-05-07
    • US11994602
    • 2006-06-30
    • Takako HirosakiDaiju ShionoTaku HirayamaHideo Hada
    • Takako HirosakiDaiju ShionoTaku HirayamaHideo Hada
    • G03F7/004C07C69/76G03F7/26
    • 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。
    • 2. 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。
    • 4. 发明授权
    • Positive resist composition and resist pattern forming method
    • 正抗蚀剂组合物和抗蚀剂图案形成方法
    • US08206887B2
    • 2012-06-26
    • US11914451
    • 2006-04-26
    • Takako HirosakiDaiju ShionoTaku Hirayama
    • Takako HirosakiDaiju ShionoTaku Hirayama
    • G03C1/00G03F7/00
    • G03F7/0392G03F7/0045G03F7/0397
    • A positive resist composition includes a base material component (A) which exhibits increased alkali solubility under an action of an acid, and an acid generator component (B) which generates an acid upon exposure, wherein the base material component (A) contains a compound (A1) in which phenolic hydroxyl groups in a polyhydric phenol compound (a) containing two or more phenolic hydroxyl groups and having a molecular weight of 300 to 2,500 are protected with acid dissociable, dissolution inhibiting groups, and the compound (A1) exhibits a standard deviation (sn) of the number of protective groups per molecule of less than 1, or exhibits a standard deviation (sp) of a protection ratio (mol %) per molecule of less than 16.7.
    • 正型抗蚀剂组合物包括在酸作用下表现出增加的碱溶解性的基材组分(A)和暴露时产生酸的酸产生剂组分(B),其中所述基材组分(A)含有化合物 (A1),其中含有两个或多个酚羟基并且分子量为300〜2500的多元酚化合物(a)中的酚羟基被酸解离的溶解抑制基团保护,化合物(A1)表现出 每分子保护基团数目的标准偏差(sn)小于1,或每分子保护率(mol%)的标准偏差(sp)小于16.7。
    • 8. 发明授权
    • Positive resist composition and method of forming resist pattern
    • 正型抗蚀剂组合物和形成抗蚀剂图案的方法
    • US07871753B2
    • 2011-01-18
    • US12090826
    • 2006-11-09
    • Tasuku MatsumiyaTakako Hirosaki
    • Tasuku MatsumiyaTakako Hirosaki
    • G03F7/004
    • G03F7/0397Y10S430/106Y10S430/111
    • A positive resist composition of the present invention includes a resin component (A) which displays increased alkali solubility under the action of an acid, and an acid generator component (B) which generates an acid upon exposure, wherein the resin component (A) includes a structural unit (a0) containing a carboxyl group, and at least one structural unit (a1) selected from the group consisting of a structural unit represented by a general formula (a1-2) and a structural unit represented by a general formula (a1-4) shown below: (in the formula, Y represents an aliphatic cyclic group or a lower alkyl group; n represents an integer from 0 to 3; m represents 0 or 1; R represents a hydrogen atom, a halogen atom, a lower alkyl group, or a halogenated lower alkyl group; and R1′ and R2′ each independently represents a hydrogen atom or a lower alkyl group of 1 to 5 carbon atoms.).
    • 本发明的正型抗蚀剂组合物包括在酸的作用下显示增加的碱溶性的树脂组分(A)和暴露时产生酸的酸产生剂组分(B),其中树脂组分(A)包括 含有羧基的结构单元(a0)和选自由通式(a1-2)表示的结构单元和由通式(a1-2)表示的结构单元)组成的组中的至少一种结构单元(a1) -4)(式中,Y表示脂肪族环状或低级烷基,n表示0〜3的整数,m表示0或1,R表示氢原子,卤原子,低级 烷基或卤代低级烷基; R 1'和R 2'各自独立地表示氢原子或碳原子数为1〜5的低级烷基。
    • 9. 发明申请
    • POSITIVE RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
    • 正电阻组合物和形成电阻图案的方法
    • US20090162786A1
    • 2009-06-25
    • US12090826
    • 2006-11-09
    • Tasuku MatsumiyaTakako Hirosaki
    • Tasuku MatsumiyaTakako Hirosaki
    • G03F7/20G03F7/00
    • G03F7/0397Y10S430/106Y10S430/111
    • A positive resist composition of the present invention includes a resin component (A) which displays increased alkali solubility under the action of an acid, and an acid generator component (B) which generates an acid upon exposure, wherein the resin component (A) includes a structural unit (a0) containing a carboxyl group, and at least one structural unit (a1) selected from the group consisting of a structural unit represented by a general formula (a1-2) and a structural unit represented by a general formula (a1-4) shown below: (in the formula, Y represents an aliphatic cyclic group or a lower alkyl group; n represents an integer from 0 to 3; m represents 0 or 1; R represents a hydrogen atom, a halogen atom, a lower alkyl group, or a halogenated lower alkyl group; and R1′ and R2′ each independently represents a hydrogen atom or a lower alkyl group of 1 to 5 carbon atoms.).
    • 本发明的正型抗蚀剂组合物包括在酸的作用下显示增加的碱溶性的树脂组分(A)和暴露时产生酸的酸产生剂组分(B),其中树脂组分(A)包括 含有羧基的结构单元(a0)和选自由通式(a1-2)表示的结构单元和由通式(a1-2)表示的结构单元)组成的组中的至少一种结构单元(a1) -4)(式中,Y表示脂肪族环状或低级烷基,n表示0〜3的整数,m表示0或1,R表示氢原子,卤原子,低级 烷基或卤代低级烷基; R 1'和R 2'各自独立地表示氢原子或碳原子数为1〜5的低级烷基。