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    • 6. 发明专利
    • Positive resist composition, resist pattern forming method, and high molecular compound
    • 积极抗性组合物,抗性图案形成方法和高分子化合物
    • JP2011158879A
    • 2011-08-18
    • JP2010151013
    • 2010-07-01
    • Tokyo Ohka Kogyo Co Ltd東京応化工業株式会社
    • HIRANO TOMOYUKISHIONO HIROHISAARAI MASATOSHI
    • G03F7/039C08F220/38G03F7/004H01L21/027
    • G03F7/0397C08F220/38C08F2220/283G03F7/0045G03F7/0046C08F220/18C08F2220/281C08F2220/382
    • PROBLEM TO BE SOLVED: To provide a positive resist composition excellent in lithographic properties and resist pattern forming method.
      SOLUTION: The positive resist composition contains a base material component (A') which has high solubility against alkali developing solution by action of acid and generates acid by exposure. The base material component (A') contains a resin component (A1) having a structural unit (a0-1) expressed in general formula (a0-1), a structural unit (a0-2) that generates acid by exposure, and a structural unit (a1) derived from acrylate including an acid dissociable dissolution inhibiting group. In the general formula (a0-1), R
      1 denotes a hydrogen atom, an alkyl group with a carbon number of 1-5, or an alkyl halide group with a carbon number of 1-5, R
      2 denotes a diatomic linking group, and R
      3 denotes a cyclic group containing -SO
      2 - in a cyclic skeleton thereof.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供平版印刷性能和抗蚀剂图案形成方法优异的正性抗蚀剂组合物。 解决方案:正型抗蚀剂组合物含有通过酸作用对碱显影液具有高溶解度的基材成分(A'),并通过曝光产生酸。 基材成分(A')含有具有通式(a0-1)表示的结构单元(a0-1)的树脂成分(A1),通过曝光产生酸的结构单元(a0-2),和 来自丙烯酸酯的结构单元(a1),其包含酸解离溶解抑制基团。 在通式(a0-1)中,R 1表示氢原子,碳数为1〜5的烷基或碳数为1〜5的烷基卤基, R 2 表示双原子连接基团,并且R 3在其环状骨架中表示含有-SO 2 SB 2的环状基团。 版权所有(C)2011,JPO&INPIT
    • 8. 发明专利
    • Resist composition, method of forming resist pattern, polymeric compound, and compound
    • 耐蚀组合物,形成耐蚀图案的方法,聚合物和化合物
    • JP2013257531A
    • 2013-12-26
    • JP2012258947
    • 2012-11-27
    • Tokyo Ohka Kogyo Co Ltd東京応化工業株式会社
    • UTSUMI YOSHIYUKIARAI MASATOSHIDAZAI NAOHIROKOMURO YOSHITAKA
    • G03F7/039C08F220/28G03F7/038H01L21/027
    • G03F7/004G03F7/0045G03F7/0397
    • PROBLEM TO BE SOLVED: To provide a resist composition excellent in lithographic characteristics, a method of forming a resist pattern using the resist composition, a polymeric compound useful for the resist composition, and a compound useful as a raw material for the polymeric compound.SOLUTION: There is provided a resist composition which generates acid upon exposure and exhibits changed solubility in a developing solution by the action of acid. The composition includes a base component (A) which exhibits changed solubility in a developing solution by the action of acid. The base component (A) contains a polymeric compound (A1) having a structural unit (a0) represented by the specified general formula (a0), where A'' represents an oxygen atom, a sulfur atom, or a C1-C5 alkylene group which may have an oxygen atom or a sulfur atom; Rrepresents a lactone-containing cyclic group, an -SO- containing cyclic group, or a carbonate-containing cyclic group; and Wrepresents a group which is formed by polymerization reaction of a group including a polymerizable group.
    • 要解决的问题:提供光刻特性优异的抗蚀剂组合物,使用抗蚀剂组合物形成抗蚀剂图案的方法,可用于抗蚀剂组合物的聚合物和用作聚合物的原料的化合物。 提供了一种抗蚀剂组合物,其在曝光时产生酸,并且通过酸的作用在显影液中显示出改变的溶解性。 该组合物包括通过酸作用而在显影液中显示出改变的溶解度的碱成分(A)。 碱成分(A)含有具有由通式(a0)表示的结构单元(a0)的高分子化合物(A1),其中A“表示氧原子,硫原子或C1-C5亚烷基 其可以具有氧原子或硫原子; R表示含内酯的环状基团,含-SO-的环状基团或含碳酸酯的环状基团; W表示由包含可聚合基团的基团的聚合反应形成的基团。
    • 10. 发明专利
    • Resist composition and method for forming resist pattern
    • 用于形成电阻图案的耐蚀组合物和方法
    • JP2013142752A
    • 2013-07-22
    • JP2012002245
    • 2012-01-10
    • Tokyo Ohka Kogyo Co Ltd東京応化工業株式会社
    • UTSUMI YOSHIYUKIKOMURO YOSHITAKAMIYASHITA KENICHIRODAZAI NAOHIROARAI MASATOSHI
    • G03F7/039G03F7/004H01L21/027
    • PROBLEM TO BE SOLVED: To provide a resist composition and a method for forming a resist pattern.SOLUTION: There is provided a resist composition containing a base material component (A') which generates an acid upon exposure and whose solubility to a developing solution is changed by the action of an acid, wherein the base material component (A') contains a resin component (A'1) having a structural unit (a0) having a group represented by the formula (a0-0). There is provided a resist composition which contains a base material component (A) whose solubility to a developing solution is changed by the action of an acid and an acid generator component (B) which generates an acid upon exposure, wherein the acid generator component (B) contains an acid generator (B1) composed of a compound represented by the formula (b1-1).
    • 要解决的问题:提供抗蚀剂组合物和形成抗蚀剂图案的方法。解决方案:提供一种抗蚀剂组合物,其含有在暴露后产生酸的基材成分(A'),其对显影液的溶解度为 通过酸的作用而改变,其中基材成分(A')含有具有由式(a0-0)表示的基团的结构单元(a0)的树脂成分(A'1)。 提供了一种抗蚀剂组合物,其含有通过在暴露时产生酸的酸和酸产生剂组分(B)的作用改变对显影液的溶解度的基材成分(A),其中酸产生剂组分 B)含有由式(b1-1)表示的化合物构成的酸发生剂(B1)。