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    • 72. 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, 。