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    • 1. 发明申请
    • METHOD FOR PREPARING 2-PYRROLIDONE USING BIOMASS
    • 使用生物质制备2-吡咯烷酮的方法
    • US20130203131A1
    • 2013-08-08
    • US13876926
    • 2011-09-30
    • Dong Cheol ParkKi Kueon KingHyun Jung ParkSeo Hyoung KimJae Young Oh
    • Dong Cheol ParkKi Kueon KingHyun Jung ParkSeo Hyoung KimJae Young Oh
    • C12P17/10
    • C12P17/10C07D207/26C12N9/88C12P13/005C12P2203/00
    • The present invention relates to a method for preparing 2-pyrrolidone using biomass, comprising: a step (a) of culturing a microorganism which contains glutamate decarboxylase as a whole-cell catalyst in a culture medium containing glutamic acid or glutamate so as to prepare 4-amino butyric acid; a step (b) of filtering the 4-amino butyric acid from the culture medium in order to obtain the 4-amino butyric acid; and a step (c) of converting the 4-amino butyric acid into 2-pyrrolidone. The present invention provides a series of processes for preparing 2-pyrrolidone from glutamic acid or glutamate using biomass. According to the present invention, 4-amino butyric acid is prepared using a microorganism as a whole cell, and preferably, 4-amino butyric acid which has not undergone a complicated refining process such as a crystallization process is directly used to prepare 2-pyrrolidone at a high yield rate in an economically advantageous manner. According to the present invention, 2-pyrrolidone may be mass-produced at a high yield rate and low production costs. The method of the present invention simplifies processes for preparing 2-pyrrolidone, and thus is suitable for mass production at an industrial scale.
    • 本发明涉及使用生物质制备2-吡咯烷酮的方法,包括:(a)在含谷氨酸或谷氨酸的培养基中培养含谷氨酸脱羧酶作为全细胞催化剂的微生物,以制备4 - 氨基丁酸; 从培养基中过滤4-氨基丁酸以获得4-氨基丁酸的步骤(b); 和将4-氨基丁酸转化为2-吡咯烷酮的步骤(c)。 本发明提供了使用生物质从谷氨酸或谷氨酸制备2-吡咯烷酮的一系列方法。 根据本发明,使用微生物作为全细胞制备4-氨基丁酸,优选直接使用未经历复杂精制方法如结晶过程的4-氨基丁酸制备2-吡咯烷酮 以高收益率以经济上有利的方式。 根据本发明,2-吡咯烷酮可以高产率大批量生产,生产成本低。 本发明的方法简化了制备2-吡咯烷酮的方法,因此适用于工业规模的批量生产。
    • 2. 发明授权
    • Method for preparing 2-pyrrolidone using a microorganism containing glutamate decarboxylase
    • 使用含有谷氨酸脱羧酶的微生物制备2-吡咯烷酮的方法
    • US08728775B2
    • 2014-05-20
    • US13876926
    • 2011-09-30
    • Dong Cheol ParkKi Kueon KangHyun Jung ParkSeo Hyoung KimJae Young Oh
    • Dong Cheol ParkKi Kueon KangHyun Jung ParkSeo Hyoung KimJae Young Oh
    • C12P17/10
    • C12P17/10C07D207/26C12N9/88C12P13/005C12P2203/00
    • The present invention relates to a method for preparing 2-pyrrolidone using biomass, comprising: a step (a) of culturing a microorganism which contains glutamate decarboxylase as a whole-cell catalyst in a culture medium containing glutamic acid or glutamate so as to prepare 4-amino butyric acid; a step (b) of filtering the 4-amino butyric acid from the culture medium in order to obtain the 4-amino butyric acid; and a step (c) of converting the 4-amino butyric acid into 2-pyrrolidone. The present invention provides a series of processes for preparing 2-pyrrolidone from glutamic acid or glutamate using biomass. According to the present invention, 4-amino butyric acid is prepared using a microorganism as a whole cell, and preferably, 4-amino butyric acid which has not undergone a complicated refining process such as a crystallization process is directly used to prepare 2-pyrrolidone at a high yield rate in an economically advantageous manner. According to the present invention, 2-pyrrolidone may be mass-produced at a high yield rate and low production costs. The method of the present invention simplifies processes for preparing 2-pyrrolidone, and thus is suitable for mass production at an industrial scale.
    • 本发明涉及使用生物质制备2-吡咯烷酮的方法,包括:(a)在含谷氨酸或谷氨酸的培养基中培养含谷氨酸脱羧酶作为全细胞催化剂的微生物,以制备4 - 氨基丁酸; 从培养基中过滤4-氨基丁酸以获得4-氨基丁酸的步骤(b); 和将4-氨基丁酸转化为2-吡咯烷酮的步骤(c)。 本发明提供了使用生物质从谷氨酸或谷氨酸制备2-吡咯烷酮的一系列方法。 根据本发明,使用微生物作为全细胞制备4-氨基丁酸,优选直接使用未经历复杂精制方法如结晶过程的4-氨基丁酸制备2-吡咯烷酮 以高收益率以经济上有利的方式。 根据本发明,2-吡咯烷酮可以高产率大批量生产,生产成本低。 本发明的方法简化了制备2-吡咯烷酮的方法,因此适用于工业规模的批量生产。
    • 4. 发明授权
    • Method for fabricating a liquid crystal display device and an LCD device thereby
    • 由此制造液晶显示装置和LCD装置的方法
    • US08435814B2
    • 2013-05-07
    • US13153996
    • 2011-06-06
    • Jae Young OhYoung Seung JeeJeong Oh KimSoopool Kim
    • Jae Young OhYoung Seung JeeJeong Oh KimSoopool Kim
    • H01L21/28
    • G02F1/136227G02F1/134363G02F2001/134372G02F2201/40
    • A method for fabricating a LCD having enhanced aperture ratio and brightness includes: forming a gate line, a gate electrode, a common electrode and a common line in a first mask process; depositing a gate insulating layer covering the gate line, the gate electrode and the common electrode; forming an active layer on the gate insulating layer, and an ohmic contact layer on the active layer in a second mask process; forming a data line, a source electrode, and a drain electrode facing the source electrode in a third mask process; depositing a protective layer over the data line, the source electrode and the drain electrode; forming a pixel contact hole in a fourth mask process; and forming a pixel electrode, wherein the pixel electrode is connected to the drain electrode through the pixel contact hole in a fifth mask process using a reverse tapered photo-resist pattern.
    • 一种制造具有增强的开口率和亮度的LCD的方法包括:在第一掩模处理中形成栅极线,栅电极,公共电极和公共线; 沉积覆盖栅极线,栅电极和公共电极的栅极绝缘层; 在栅极绝缘层上形成有源层,在第二掩模工艺中在有源层上形成欧姆接触层; 在第三掩模工艺中形成面对源电极的数据线,源电极和漏电极; 在数据线,源电极和漏电极上沉积保护层; 在第四掩模处理中形成像素接触孔; 以及形成像素电极,其中,在使用倒锥形光刻胶图案的第五掩模处理中,像素电极通过像素接触孔连接到漏电极。
    • 5. 发明授权
    • Liquid crystal display panel and fabricating method thereof
    • 液晶显示面板及其制造方法
    • US08283670B2
    • 2012-10-09
    • US13046292
    • 2011-03-11
    • Kyoung Mook LeeJae Young Oh
    • Kyoung Mook LeeJae Young Oh
    • H01L29/04H01L31/036H01L31/0376H01L31/20
    • H01L27/124G02F1/133514G02F1/13458G02F1/1362H01L27/1288
    • A liquid crystal display panel includes: a thin film transistor array substrate having a gate line and a data line provided on the substrate; a gate insulating film between the gate line and the data line; a thin film transistor having a source electrode, a drain electrode and a gate electrode; a pixel electrode; a protective film for protecting the thin film transistor; a plurality of pads; a transparent electrode pattern formed on the data line, source electrode and drain electrode; and a color filter array substrate joined to the thin film transistor array substrate so that the color filter substrate does not overlap the pad area of the thin film transistor array substrate, wherein at least one of the gate insulating film and protective film in the pad area is etched using the color filter array substrate as a mask to expose at least one of the plurality of pads.
    • 液晶显示面板包括:薄膜晶体管阵列基板,具有设置在基板上的栅极线和数据线; 栅极线与数据线之间的栅极绝缘膜; 具有源电极,漏电极和栅电极的薄膜晶体管; 像素电极; 用于保护薄膜晶体管的保护膜; 多个垫; 形成在数据线,源电极和漏电极上的透明电极图案; 以及连接到薄膜晶体管阵列基板的滤色器阵列基板,使得滤色器基板不与薄膜晶体管阵列基板的焊盘区域重叠,其中栅极绝缘膜和焊盘区域中的保护膜中的至少一个 使用滤色器阵列基板作为掩模进行蚀刻,以暴露多个焊盘中的至少一个。
    • 8. 发明授权
    • Horizontal electric field switching liquid crystal display device
    • 水平电场切换液晶显示装置
    • US08199301B2
    • 2012-06-12
    • US13006391
    • 2011-01-13
    • Jae Young OhSung Jin Hong
    • Jae Young OhSung Jin Hong
    • G02F1/1343
    • G02F1/134363G02F1/136213G02F2001/136295G02F2201/124
    • A horizontal electric field switching liquid crystal display device includes a gate line, a common line parallel to the gate line and provided at an area adjacent to the gate line, a data line crossing the gate line with a gate insulating film therebetween to define a pixel area, a thin film transistor provided adjacent to a crossing of the gate line and the data line, a common electrode provided in the pixel area and connected to the common line, a pixel electrode connected to the thin film transistor and provided in such a manner to form a horizontal electric field along with the common electrode in the pixel area on the same plane as the common electrode, a storage capacitor electrode overlapping the common electrode to provide a storage capacitor, and a contact electrode contacting the pixel electrode, the thin film transistor and the storage electrode at their side surfaces.
    • 水平电场切换液晶显示装置包括栅极线,与栅极线平行并且设置在与栅极线相邻的区域的公共线,与栅极线交叉的数据线,其间具有栅极绝缘膜,以限定像素 设置在栅极线和数据线的交叉点附近的薄膜晶体管,设置在像素区域中并连接到公共线的公共电极,连接到薄膜晶体管的像素电极,以这样的方式 在与公共电极相同的平面上的像素区域中与公共电极一起形成水平电场,存储电容器电极与公共电极重叠以提供存储电容器,以及与像素电极接触的接触电极,薄膜 晶体管和存储电极在它们的侧表面。
    • 9. 发明授权
    • Liquid crystal display panel and fabricating method thereof
    • 液晶显示面板及其制造方法
    • US07927899B2
    • 2011-04-19
    • US12320895
    • 2009-02-06
    • Kyoung Mook LeeJae Young Oh
    • Kyoung Mook LeeJae Young Oh
    • H01L21/00
    • H01L27/124G02F1/133514G02F1/13458G02F1/1362H01L27/1288
    • A liquid crystal display panel includes: a thin film transistor array substrate having a gate line and a data line provided on the substrate; a gate insulating film between the gate line and the data line; a thin film transistor having a source electrode, a drain electrode and a gate electrode; a pixel electrode; a protective film for protecting the thin film transistor; a plurality of pads; a transparent electrode pattern formed on the data line, source electrode and drain electrode; and a color filter array substrate joined to the thin film transistor array substrate so that the color filter substrate does not overlap the pad area of the thin film transistor array substrate, wherein at least one of the gate insulating film and protective film in the pad area is etched using the color filter array substrate as a mask to expose at least one of the plurality of pads.
    • 液晶显示面板包括:薄膜晶体管阵列基板,具有设置在基板上的栅极线和数据线; 栅极线与数据线之间的栅极绝缘膜; 具有源电极,漏电极和栅电极的薄膜晶体管; 像素电极; 用于保护薄膜晶体管的保护膜; 多个垫; 形成在数据线,源电极和漏电极上的透明电极图案; 以及连接到薄膜晶体管阵列基板的滤色器阵列基板,使得滤色器基板不与薄膜晶体管阵列基板的焊盘区域重叠,其中栅极绝缘膜和焊盘区域中的保护膜中的至少一个 使用滤色器阵列基板作为掩模进行蚀刻,以暴露多个焊盘中的至少一个。