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    • 3. 发明公开
    • 광학 필름 및 그의 제조 방법
    • 光学膜及其制造方法
    • KR1020080034122A
    • 2008-04-18
    • KR1020087000825
    • 2006-07-04
    • 코니카 미놀타 어드밴스드 레이어즈 인코포레이티드
    • 스기따니,쇼우이찌
    • B29C41/24C08J5/18B29K1/00B29L7/00
    • B29C41/28B01F3/1271B01F3/18B01F15/0445B29K2001/00B29K2001/12B29K2995/0034
    • A process for producing an optical film, including, in the production of an optical film according to a solution flow casting film forming technique, carrying out inline addition, to an initially prepared dope containing a cellulose ester resin as a main component, a dilution solution with solid contents concentration lower than that of the dope to thereby obtain a diluted flow casting dope and forming the flow casting dope into a cellulose ester resin film whose optical delayed phase axis is orthogonal (average orientation angle of the delayed phase axis being within 90°±1.5°) or parallel (average orientation angle of the delayed phase axis being within 0°±1.5°) to the direction of film conveyance, characterized in that the viscosity variation or density variation of flow casting dope after the dilution is within the range of 0.01 to 1% in terms of relative standard deviation.
    • 一种光学薄膜的制造方法,其特征在于,在将含有纤维素酯树脂作为主要成分的初始制备的涂料的根据溶液流动膜成膜技术的光学薄膜的制造中,进行在线添加,稀释液 固体成分浓度低于涂布液,由此得到稀释流延涂料,并将流延铸塑液体形成光延迟相位轴正交的纤维素酯树脂膜(延迟相位轴的平均取向角在90°以内) ±1.5°)或平行(延迟相位轴的平均取向角在0°±1.5°内)相对于膜输送方向,其特征在于,稀释后流动铸造涂料的粘度变化或密度变化在范围内 相对标准偏差为0.01〜1%。
    • 8. 发明公开
    • 나노기공 실리카의 제조장치 및 그 제조방법
    • 用于制造纳米二氧化硅的装置及其方法
    • KR1020070058089A
    • 2007-06-07
    • KR1020050116364
    • 2005-12-01
    • 이엔비나노텍(주)
    • 양경주김진수김종길신동희
    • C01B33/18C01B33/12B82Y40/00
    • C01B33/124B01F3/1221B01F3/1271B01F5/0057B01F5/10B01F7/18B01F13/103B01J4/002B01J19/0053B01J19/1881B01J2219/00006B01J2219/00033B01J2219/00114B01J2219/00177B01J2219/00189
    • An apparatus and a method for preparing an amorphous nanoporous silica having uniform physical properties of a BET specific surface area of 100 to 850 m^2/g, a pore size of 2 to 100 nm and a pore volume of 0.2 to 2.5 ml/g, and an amorphous nanoporous silica obtained by the same are provided. An apparatus for preparing an amorphous nanoporous silica comprises: a raw material feeder comprising a fixed silicate quantity feeding part(1) and a fixed inorganic acid quantity feeding part(1'), fixed quantity pumps(2,2') installed in rear of the fixed silicate quantity feeding part and the fixed inorganic acid quantity feeding part to control an equivalent ratio of silicate and inorganic acid, and pulsation preventing air chambers(3,3') installed in rear of the fixed silicate quantity feeding part and the fixed inorganic acid quantity feeding part to control pulsation generated from the fixed quantity pumps; a high speed instantaneous reactor(4) which is connected to the raw material feeder, and has a nozzle for generating a vortex flow by the silicate and inorganic acid; and a continuous circulating polymerizer which is connected to the high speed instantaneous reactor and comprises a high speed agitating reactor(5) capable of performing agitation at a rotation number of 100 to 20000 revolutions per minute, a low speed agitating reactor(6) capable of performing agitation at a rotation number of 10 to 100 revolutions per minute, and a circulation pump(7) for consistent circulation of the high speed agitating reactor and the low speed agitating reactor.
    • 制备具有BET比表面积为100〜850m 2 / g,孔径为2〜100nm,孔体积为0.2〜2.5ml / g的物理性质均匀的非晶纳米多孔二氧化硅的装置和方法 ,并提供由其获得的无定形纳米多孔二氧化硅。 一种无定形纳米多孔二氧化硅的制造装置,包括:固定硅酸盐供给部(1)和固定无机酸供给部(1')的原料供给装置,固定量的供给部(1'), 固定硅酸盐供给部和固定无机酸量供给部,以控制硅酸盐和无机酸的当量比,以及安装在固定硅酸盐供给部和固定无机酸的供给部的后方的防脉冲气室(3,3') 酸量供给部分,用于控制从定量泵产生的脉动; 与原料供给装置连接的高速瞬时反应器(4),具有通过硅酸盐和无机酸产生涡流的喷嘴; 和连续的循环聚合反应器,其连接到高速瞬时反应器,并且包括能够以100-200转/分钟的旋转数进行搅拌的高速搅拌反应器(5),能够 以10-100转/分钟的转速进行搅拌,以及用于高速搅拌反应器和低速搅拌反应器一致循环的循环泵(7)。