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    • 5. 发明专利
    • Pattern forming method
    • 空值
    • JP5114021B2
    • 2013-01-09
    • JP2006157227
    • 2006-06-06
    • 富士フイルム株式会社
    • 慎一 漢那陽樹 稲部博美 神田
    • G03F7/039G03F7/38H01L21/027
    • G03F7/0046G03F7/0397G03F7/2041
    • A pattern forming method which uses a positive resist composition comprises: (A) a fluorine-free resin capable of increasing its solubility in an alkaline developer under action of an acid; (B) a compound capable of generating an acid upon irradiation with an actinic ray or radiation; (C) a fluorine-containing resin having at least one group selected from the group consisting of (X) an alkali-soluble group, (XI) a group capable of decomposing under action of an alkali developer and increasing solubility of the resin (C) in an alkaline developer and (XII) a group capable of decomposing under action of an acid and increasing solubility of the resin (C) in an alkaline developer; and (D) a solvent, the method comprising: (i) a step of applying the positive resist composition to a substrate to form a resist coating; (ii) a step of exposing the resist coating to light via an immersion liquid; (iii) a step of removing the immersion liquid remaining on the resist coating; (iv) a step of heating the resist coating; and (v) a step of developing the resist coating.
    • 使用正性抗蚀剂组合物的图案形成方法包括:(A)能够在酸的作用下增加其在碱性显影剂中的溶解度的无氟树脂; (B)能够在用光化射线或辐射照射时能产生酸的化合物; (C)具有选自(X)碱溶性基团(XI)中的至少一种基团的含氟树脂,(XI)能够在碱性显影剂的作用下分解的基团和增加树脂的溶解度(C )和(XII)能够在酸的作用下分解并增加树脂(C)在碱性显影剂中的溶解度的基团; 和(D)溶剂,所述方法包括:(i)将正性抗蚀剂组合物施加到基材以形成抗蚀剂涂层的步骤; (ii)通过浸没液体使抗蚀剂涂层曝光的步骤; (iii)去除残留在抗蚀剂涂层上的浸渍液体的步骤; (iv)加热抗蚀剂涂层的步骤; 和(v)开发抗蚀剂涂层的步骤。
    • 6. 发明专利
    • The positive resist composition and pattern forming method using the same
    • 空值
    • JP4871549B2
    • 2012-02-08
    • JP2005247408
    • 2005-08-29
    • 富士フイルム株式会社
    • 慎一 漢那博美 神田
    • G03F7/039G03F7/004G03F7/075H01L21/027
    • PROBLEM TO BE SOLVED: To provide a positive resist composition improved in PEB temperature dependency and improved also in line edge roughness in pattern formation by immersion exposure and a pattern forming method using the same, with respect to a positive resist composition for use in a process of producing a semiconductor such as IC, in production of a circuit board of a liquid crystal, a thermal head or the like, and in another lithography process of photo application, and a pattern forming method using the same. SOLUTION: The positive resist composition comprises (A) a resin having an acid decomposable group and having solubility in an alkali developer increased by the action of an acid, (B) a compound capable of generating an acid upon irradiation with an actinic ray or radiation, (C) an alkali-soluble resin having a glass transition temperature (Tg) of ≥110°C, having no acid decomposable group, and containing fluorine atoms or silicon atoms, and (D) a solvent. The pattern forming method using the same is also provided. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种提高PEB温度依赖性的正性抗蚀剂组合物,并且通过浸渍曝光提高图案形成中的线边缘粗糙度以及使用其的图案形成方法相对于使用的正性抗蚀剂组合物 在制造诸如IC的半导体的过程中,在制造液晶电路板,热敏头等,以及其他光刻工艺中,以及使用该半导体的图案形成方法。 解决方案:正型抗蚀剂组合物包含(A)具有酸可分解基团并且在碱性显影剂中具有溶解度的树脂通过酸的作用而增加的树脂(B)在光化反应下能够产生酸的化合物 (C)具有玻璃化转变温度(Tg)≥110℃,不具有酸分解性基团并且含有氟原子或硅原子的碱溶性树脂和(D)溶剂。 还提供了使用该图案形成方法的图案形成方法。 版权所有(C)2007,JPO&INPIT