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    • 1. 发明专利
    • Resist composition, resist pattern formation method, and polymeric compound
    • 耐蚀组合物,耐蚀图案形成方法和聚合物
    • JP2014085472A
    • 2014-05-12
    • JP2012233750
    • 2012-10-23
    • Tokyo Ohka Kogyo Co Ltd東京応化工業株式会社
    • KAIHO TAKAAKIUTSUMI YOSHIYUKIIWASHITA ATSUSHIKONNO TAKEMASAYAHAGI MASATO
    • G03F7/039C08F20/38G03F7/004H01L21/027
    • PROBLEM TO BE SOLVED: To provide a resist composition capable of forming a resist pattern with more improved lithography characteristic, and a resist pattern formation method using the resist composition, and also a polymeric compound for use in the resist composition.SOLUTION: The invention is a resist composition which generates acid upon exposure and whose solubility in respect to a developer changes in accordance with the action from acid, and it contains a base material component (A) whose solubility in respect to a developer changes in accordance with the action from acid, and the base material component (A) comprises a polymeric compound (A1) that has a constitutional unit (a0) comprising -NH-SO-containing cyclic group and a constitutional unit (a6) that generates acid upon exposure. Also provided is a resist pattern formation method using the resist composition.
    • 要解决的问题:提供能够形成具有更好的光刻特性的抗蚀剂图案的抗蚀剂组合物,以及使用抗蚀剂组合物的抗蚀剂图案形成方法,以及用于抗蚀剂组合物的聚合物。解决方案:本发明是 在曝光时产生酸的抗蚀剂组合物,其相对于显影剂的溶解度根据酸的作用而变化,并且其含有相对于显影剂的溶解度根据酸的作用而变化的基材成分(A) ,并且所述基材成分(A)含有具有包含含-NH-SO的环状基团的结构单元(a0)和曝光时产生酸的结构单元(a6)的高分子化合物(A1)。 还提供了使用该抗蚀剂组合物的抗蚀剂图案形成方法。
    • 2. 发明专利
    • Resist composition, polymeric compound, compound and method for forming resist pattern
    • 耐蚀组合物,聚合物,化合物和形成耐火图案的方法
    • JP2014153440A
    • 2014-08-25
    • JP2013020926
    • 2013-02-05
    • Tokyo Ohka Kogyo Co Ltd東京応化工業株式会社
    • KAIHO TAKAAKIKOMURO YOSHITAKA
    • G03F7/039C08F20/26G03F7/004H01L21/027
    • G03F7/0045C07C309/01C07C381/12C08F220/22C08F220/38G03F7/0046G03F7/0397G03F7/2041G03F7/322G03F7/325H01L21/0271
    • PROBLEM TO BE SOLVED: To provide a resist composition having good lithography characteristics.SOLUTION: The resist composition generates an acid by exposure and induces changes in the solubility with a developer by an action of an acid; and the composition comprises a base component (A'), in which the component (A') comprises a polymeric compound (A1') having a structural unit (a0) derived from a compound expressed by formula (a0-1). In the formula, Rand Rrepresent a group expressed by formula (a0-2) or a functional group; Vand Veach independently represent a single bond, an alkylene group having 1 to 10 carbon atoms which may have a substituent, or the like; Yrepresents a single bond or a divalent connecting group; Yrepresents a fluorinated alkylene group having 1 to 4 carbon atoms which may have a substituent; Lrepresents O or a group expressed by -NR'-, where R'represents H or an alkyl group having 1 to 5 carbon atoms; and Mrepresents an organic cation having a valence of m.
    • 要解决的问题:提供具有良好光刻特性的抗蚀剂组合物。解决方案:抗蚀剂组合物通过暴露产生酸,并通过酸的作用诱导与显影剂的溶解度变化; 并且所述组合物包含基础组分(A'),其中组分(A')包含具有衍生自由式(a0-1)表示的化合物的结构单元(a0))的聚合化合物(A1')。 在公式中,Rand Rrepresent表示由式(a0-2)表示的基团或官能团; Vand Veach独立地表示单键,可以具有取代基的具有1〜10个碳原子的亚烷基等; Y表示单键或二价连接基团; Y表示可以具有取代基的碳原子数为1〜4的氟化亚烷基; L表示O或由-NR'-表示的基团,其中R'表示H或具有1至5个碳原子的烷基; 并且M表示具有m价的有机阳离子。
    • 4. 发明专利
    • Positive resist composition and resist pattern forming method
    • 积极抵抗组合和阻力图形成方法
    • JP2011113034A
    • 2011-06-09
    • JP2009271779
    • 2009-11-30
    • Tokyo Ohka Kogyo Co Ltd東京応化工業株式会社
    • SUZUKI YUICHIKAIHO TAKAAKI
    • G03F7/039C08F220/38G03F7/004H01L21/027
    • PROBLEM TO BE SOLVED: To provide a positive resist composition excellent in lithography characteristics and pattern profile, and also to provide a resist pattern forming method. SOLUTION: The positive resist composition contains: a base component (A) which exhibits increased solubility in an alkali developer under the action of an acid; and an acid generator component (B) which generates an acid upon exposure, wherein the base component (A) contains a resin component (A1) having a structural unit (a0) represented by general formula (a0-1) and a structural unit (a1) derived from an acrylic ester containing an acid dissociable, dissolution inhibiting group, and wherein the acid generator component (B) contains a compound (B1) represented by a general formula (b0). COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供光刻特性和图案轮廓优异的正性抗蚀剂组合物,并且还提供抗蚀剂图案形成方法。 正性抗蚀剂组合物含有:在酸性作用下在碱性显影剂中表现出增加的溶解度的碱成分(A) 和含有具有通式(a0-1)表示的结构单元(a0)和结构单元(a0-1))的树脂成分(A1)的酸成分组分(B),其中, a1)衍生自含有酸解离的溶解抑制基团的丙烯酸酯,并且其中所述酸产生剂组分(B)含有由通式(b0)表示的化合物(B1)。 版权所有(C)2011,JPO&INPIT
    • 10. 发明专利
    • Resist composition, method for forming resist pattern, compound, radical polymerization initiator, production method of compound, and polymer
    • 耐蚀组合物,形成耐蚀图案的方法,化合物,自由基聚合引发剂,化合物的生产方法和聚合物
    • JP2014153686A
    • 2014-08-25
    • JP2013026074
    • 2013-02-13
    • Tokyo Ohka Kogyo Co Ltd東京応化工業株式会社
    • DAZAI NAOHIROUTSUMI YOSHIYUKITAKAGI DAICHIKAIHO TAKAAKI
    • G03F7/039C07C253/30C07C255/65C08F220/26G03F7/038H01L21/027
    • PROBLEM TO BE SOLVED: To provide a resist composition excellent in lithography characteristics and a pattern profile, a polymer useful for the resist composition, and an easy production method for obtaining the polymer.SOLUTION: The resist composition comprises a base component (A) which shows changes in the solubility with a developer by an action of an acid; and the base component (A) comprises a polymer having a group expressed by general formula (I-1) in at least one terminal of the main chain. In formula (I-1), Rrepresents a hydrocarbon group having 1 to 10 carbon atoms; Z represents a hydrocarbon group having 1 to 10 carbon atoms or a cyano group, and Rand Z may be bonded to each other to form a ring; X represents a single bond or a divalent connecting group which may include -O-C(=O)-, -NH-C(=O)- or -NH-C(=NH)-; and Rrepresents a tertiary ester type acid dissociable group having 4 to 20 carbon atoms (excluding a tert-butyl group).
    • 要解决的问题:提供光刻特性和图案轮廓优异的抗蚀剂组合物,可用于抗蚀剂组合物的聚合物和获得聚合物的容易制备方法。溶胶:抗蚀剂组合物包含基础组分(A) 通过酸的作用显示与显影剂的溶解度的变化; 碱性成分(A)在主链的至少一个末端含有具有通式(I-1)表示的基团的聚合物。 式(I-1)中,R表示碳原子数1〜10的烃基, Z表示碳原子数1〜10的烃基或氰基,兰可以相互结合形成环, X表示可以包括-O-C(= O) - , - NH-C(= O) - 或-NH-C(= NH) - )的单键或二价连接基团。 R表示具有4〜20个碳原子的叔酯型酸解离基(不包括叔丁基)。