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    • 37. 发明公开
    • 단분산 폴리알킬실세스퀴옥산 미립자 및 그 제조방법
    • 单体的聚烷基硅氧烷颗粒及其制备方法
    • KR1020100000592A
    • 2010-01-06
    • KR1020080060151
    • 2008-06-25
    • 코오롱인더스트리 주식회사
    • 김종한엄기범윤영서
    • C08G77/32C08G77/04C08J9/16C08J3/12
    • PURPOSE: A method for manufacturing polyalkylsilsesquioxane particles is provided to exhibit uniform optical performance and to ensure big particle size and narrow particle distribution by using a hydrophilic porous film having uniform micropores. CONSTITUTION: A method for manufacturing monodispersed polyalkylsilsesquioxane particles comprises the steps of hydrolyzing alkyltrialkoxysilane aqueous solution represented by chemical formula 1: RSi(OR^1)3 in the presence of organic acids to prepare alkylsilanetriol represented by chemical formula 2: RSi(OH)3 or partial hydrolysate; adding surfactants to the alkylsilanetriol or partial hydrolysate to prepare a continuous phase solution; injecting the continuous phase solution onto a hydrophilic porous film with uniform micropores, adding the dispersed solution as a nonpolar solvent to prepare monodisperse O/W emulsion; and adding a basic catalyst to the emulsion to polycondense the mixture.
    • 目的:提供制造聚烷基倍半硅氧烷颗粒的方法以显示均匀的光学性能,并且通过使用具有均匀微孔的亲水性多孔膜来确保大的颗粒尺寸和窄的颗粒分布。 构成:制造单分散聚烷基倍半硅氧烷颗粒的方法包括在有机酸存在下水解由化学式1表示的烷基三烷氧基硅烷水溶液:RSi(OR 1)3)的步骤,以制备由化学式2表示的烷基硅烷三醇:RSi(OH)3 或部分水解产物; 向烷基硅烷三醇或部分水解产物中加入表面活性剂以制备连续相溶液; 将连续相溶液注入到具有均匀微孔的亲水性多孔膜上,加入作为非极性溶剂的分散溶液以制备单分散O / W乳液; 并向乳液中加入碱性催化剂以使该混合物缩聚。
    • 38. 发明公开
    • 다관능기를 함유하는 유기 실리카 미세입자 및 이의제조방법
    • 含有多功能组的有机硅微生物及其制备方法
    • KR1020080085383A
    • 2008-09-24
    • KR1020070026817
    • 2007-03-19
    • (주)석경에이티
    • 임형준권오성유영철정찬윤하회진김하영구상만
    • C08G77/00C01B33/18C08G77/32C08G77/50
    • A method for preparing an organic silica microparticle, and an organic silica microparticle prepared by the method are provided to prepare an organic silica microparticle containing at least two functional groups and having uniform size in one particle simply. A method for preparing an organic silica microparticle comprises the steps of adding an acid to at least one kinds of organic silane in a solvent to hydrolyze the organic silane; and adding a basic catalyst to the solution containing the obtained organic silane hydrolyzate for the polycondensation of the organic silane hydrolyzate. Preferably the solvent is selected from the group consisting of water, an alcohol and their mixture; the acid is selected from the group consisting of nitric acid, hydrochloric acid, sulfuric acid, acetic acid and their mixture; and the basic catalyst is a compound containing an amine group and a hydroxyl group or its aqueous solution.
    • 提供一种制备有机二氧化硅微粒的方法和通过该方法制备的有机二氧化硅微粒,以简单地制备含有至少两个官能团并且在一个颗粒中具有均匀尺寸的有机二氧化硅微粒。 一种制备有机二氧化硅微粒的方法包括以下步骤:向溶剂中的至少一种有机硅烷中加入酸以水解有机硅烷; 并向含有所得有机硅烷水解物的溶液中加入碱性催化剂,用于有机硅烷水解产物的缩聚。 溶剂优选选自水,醇及其混合物; 酸选自硝酸,盐酸,硫酸,乙酸及其混合物; 碱性催化剂是含有胺基和羟基的化合物或其水溶液。