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    • 21. 发明专利
    • Polysiloxane-based reactant for filling trench
    • 用于填充TRENCH的聚硅氧烷基反应剂
    • JP2010153655A
    • 2010-07-08
    • JP2008331333
    • 2008-12-25
    • Asahi Kasei E-Materials Corp旭化成イーマテリアルズ株式会社
    • SAITO HIDEOTAKADA SHOZOMORIYAMA REIKO
    • H01L21/76C08G77/04C08K3/36C08K5/54C08L83/05H01L21/316
    • PROBLEM TO BE SOLVED: To provide a reactant for filling a trench which is used for filling silicon oxide in the trench formed in a substrate, with a long pot life for an appropriate solution, high filling capability for the trench, high HF resistance and high crack resistance.
      SOLUTION: Concerning a condensation reactant for filling trench, the condensation reactant includes at least a condensation reactant, composed of polysiloxane compound and silica particles; the polysiloxane compound is set to have not less than 40 mol% of at least one group selected from a HSiO
      3/2 group, an MeHSiO group and a H
      2 SiO group; the weight-average monocular weight of the polysiloxane is set to be not less than 1,000 and not more than 200,000; and the average first particle diameter of the silica particle is set to be not less than 1 nm and not more than 100 nm.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了提供用于填充在衬底中形成的沟槽中填充氧化硅的沟槽的反应物,具有适用溶液的长适用期,沟槽高填充能力,高HF 电阻和高抗裂性。 解决方案:关于用于填充沟槽的缩合反应物,缩合反应物至少包含由聚硅氧烷化合物和二氧化硅颗粒组成的缩合反应物; 将聚硅氧烷化合物设定为具有不少于40摩尔%的选自HSiO 3/2 / SB>,MeHSiO基和H SiO基团中的至少一个基团 ; 聚硅氧烷的重均单眼重量设定为1000以上20万以下; 将二氧化硅粒子的平均第一粒径设定为1nm以上且100nm以下。 版权所有(C)2010,JPO&INPIT
    • 23. 发明公开
    • PRODUCT OF POLYSILOXANE CONDENSATION
    • 聚硅氧烷的凝聚产物
    • EP2447303A4
    • 2012-10-10
    • EP10792179
    • 2010-06-24
    • ASAHI KASEI E MATERIALS CORP
    • MORIYAMA REIKOSAITO HIDEOTAKADA SYOUZOUDOI ICHIROU
    • C08G77/44C08L83/04C09D183/10H01L21/312H01L21/76
    • C08L83/04C08G77/02C08G77/04C08K3/36C08K2201/016H01L21/02123H01L21/02208H01L21/02282H01L21/3121H01L51/448Y10T428/31663C08L83/00
    • Provided is a condensation reaction product solution which is particularly suitable for filling a trench formed on a substrate having a narrow width and a high aspect ratio. The condensation reaction product solution has a long pot life, superior trench-filling when used for trench-filling, and a low cure shrinkage, an excellent crack resistance and a HF resistance when cured and converted into silicon oxide. The condensation reaction product solution comprises (I) a condensation reaction product obtained by condensation reaction from a condensation component comprising (i) 40% by mass or more and 99% by mass or less in equivalent of condensate of polysiloxane compound derived from silane compounds represented by the general formula (1) : R 1 n SiX 1 4-n (wherein n is an integer of 0 to 3, R 1 is hydrogen atom or a C 1-10 hydrocarbon group, and X 1 is a halogen atom, a C 1-6 alkoxy group or acetoxy group) and (ii) 1% by mass or more and 60% by mass or less of silica particles, and (II) a solvent, wherein the silane compounds represented by the general formula (1) are two or more types of silane compounds comprising a tetrafunctional silane compound which corresponds to the case of n = 0 in the general formula (1) and a trifunctional silane compound which corresponds to the case of n = 1 in the general formula (1).
    • 提供了一种缩合反应产物溶液,其特别适于填充形成在具有窄宽度和高纵横比的基底上的沟槽。 缩合反应产物溶液具有长的适用期,用于沟槽填充时具有优异的沟槽填充性,并且固化和转化为氧化硅时具有低固化收缩率,优异的抗裂性和耐HF性。 缩合反应产物溶液包含(I)缩合反应产物,该缩合反应产物由缩合组分缩合反应得到,该缩合反应产物包含(i)40质量%以上且99质量%以下,相当于来源于硅烷化合物的聚硅氧烷化合物的缩合物 通式(1)表示:R 1 n SiX 1 4-n(n为0〜3的整数,R 1为氢原子或C 1-10烃基,X 1为卤素原子, C 1-6烷氧基或乙酰氧基)和(ii)1质量%以上且60质量%以下的二氧化硅粒子,和(II)溶剂,其中由通式(1)表示的硅烷化合物 是通式(1)中与n = 0的情况相对应的四官能性硅烷化合物和通式(1)中n = 1的情况下的三官能性硅烷化合物的两种以上的硅烷化合物, 。