-
公开(公告)号：KR100705402B1
公开(公告)日：2007-04-10
申请号：KR1020050059551
申请日：2005-07-04
Applicant: 주식회사 효성 , 재단법인서울대학교산학협력재단
Abstract: 본 발명은 하기와 같은 구조를 갖는 신규한 나노복합재용 유기화제 및 그 제조방법에 관한 것이다.
특히, 본 발명의 신규한 나노복합재용 유기화제는 열안정성을 보다 향상시키기 위해 이미다졸늄(imidazolium) 이온이 도입된 유기화제를 설계하였다. 유기화제의 열안정성이 향상된 신규한 나노복합재용 유기화제는 박리형 PET 나노복합재 제조에 보다 유리하게 작용할 뿐만 아니라 최종적으로는 보다 큰 폭으로 PET 나노복합재의 여러 물성들을 향상시킨다.
또한, 본 발명에서 설계한 유기화제는 히드록시 그룹을 가지므로 PET 수지와 수소결합에 의한 강한 상용작용이 가능할 것이라고 예상된다.
나노복합재, 이미다졸늄, 유기화제, 점토, PET-
公开(公告)号：KR1020070004175A
公开(公告)日：2007-01-09
申请号：KR1020050059551
申请日：2005-07-04
Applicant: 주식회사 효성 , 재단법인서울대학교산학협력재단
CPC classification number: C08K5/03 , C08K3/346 , C08K2201/011 , C08L67/03
Abstract: An organic modifier for forming exfoliated nano-composite is provided to improve thermal stability of the nano-composite and other physical properties of the composite by introducing imidazolium ions to the modifier and having hydroxy group to derive synergistic effect because of hydrogen bond between the hydroxy group and PET resin of the composite. The organic modifier is formed by the steps of: preparing a uniform solution by pouring magnesium perchlorate in a flask while feeding nitrogen gas and adding pure acetonitrile; adding 1,2-epoxy-3-phenoxypropane and 2-bromoethanol to the solution; taking and removing diethylether layer from the solution after phase separation by extraction to obtain crude solution; reacting 1,2-epoxy-3-phenoxypropane and 2-bromoethanol to obtain an intermediate BrEth; and reacting the intermediate with triphenylphosphine to synthesize the organic modifier. The modifier further contains imidazolium ions.
Abstract translation: 提供了一种用于形成剥离的纳米复合材料的有机改性剂，以通过将咪唑鎓离子引入改性剂并具有羟基来获得纳米复合材料的热稳定性和其他物理性能，以获得协同效应，因为羟基 和复合材料的PET树脂。 通过以下步骤形成有机改性剂：在加入氮气并加入纯乙腈的同时，通过在烧瓶中浇注高氯酸镁制备均匀溶液; 向溶液中加入1,2-环氧-3-苯氧基丙烷和2-溴乙醇; 通过萃取相分离后从溶液中取出乙醚层，得到粗溶液; 使1,2-环氧-3-苯氧基丙烷和2-溴乙醇反应得到中间体BrEth; 并使中间体与三苯基膦反应以合成有机改性剂。 改性剂还含有咪唑鎓离子。
-
公开(公告)号：KR100705409B1
公开(公告)日：2007-04-10
申请号：KR1020050059552
申请日：2005-07-04
Applicant: 주식회사 효성 , 재단법인서울대학교산학협력재단
Abstract: 본 발명은 하기와 같은 구조를 갖는 신규한 나노복합재용 유기화제 및 그 제조방법에 관한 것이다.
특히, 본 발명의 신규한 나노복합재용 유기화제는 유기화제의 합성을 용이하게 하기 위해 한쪽에만 포스포늄 이온을 갖도록 한 것으로서, 특히 내충격성, 인성 및 투명성 등의 물성 저하 없이 우수한 기체차단성 및 기계적 물성을 갖는 나노복합재를 제조하는 데 이용되는 열안정성이 향상된 유기화제로서 바람직하다.
나노복합재, 포스포늄, 유기화제, 점토, PETAbstract translation: 本发明涉及具有如下所述结构的用于纳米复合材料的新型有机催化剂及其制备方法。
-
公开(公告)号：KR1020070004176A
公开(公告)日：2007-01-09
申请号：KR1020050059552
申请日：2005-07-04
Applicant: 주식회사 효성 , 재단법인서울대학교산학협력재단
CPC classification number: C08K5/03 , C08K3/346 , C08K2201/011 , C08L67/03
Abstract: An organic modifier for forming PET/clay nano-composite is provided to have improved thermal stability and to produce the nano-composite which has silicate layer of MMT(montmorillonite) dispersed in PET resin of the composite by reacting BrEth with triphenylphosphine to have phosphonium ion only at one side of the modifier. The organic modifier is formed by the steps of: preparing a uniform solution by pouring magnesium perchlorate in a flask while feeding nitrogen gas and adding pure acetonitrile; adding 1,2-epoxy-3-phenoxypropane and 2-bromoethanol to the solution; taking and removing diethylether layer from the solution after phase separation by extraction to obtain crude solution; reacting 1,2-epoxy-3-phenoxypropane and 2-bromoethanol to obtain an intermediate BrEth; and reacting the intermediate with triphenylphosphine to synthesize the organic modifier.
Abstract translation: 提供了一种用于形成PET /粘土纳米复合材料的有机改性剂以改善热稳定性，并通过使BrEth与三苯基膦反应制备具有分散在复合材料的PET树脂中的MMT（蒙脱石）硅酸盐层的纳米复合材料，使其具有鏻离子 只在修饰语的一边。 通过以下步骤形成有机改性剂：在加入氮气并加入纯乙腈的同时，通过在烧瓶中浇注高氯酸镁制备均匀溶液; 向溶液中加入1,2-环氧-3-苯氧基丙烷和2-溴乙醇; 通过萃取相分离后从溶液中取出乙醚层，得到粗溶液; 使1,2-环氧-3-苯氧基丙烷和2-溴乙醇反应得到中间体BrEth; 并使中间体与三苯基膦反应以合成有机改性剂。
-
公开(公告)号：KR1020110077923A
公开(公告)日：2011-07-07
申请号：KR1020090134603
申请日：2009-12-30
Applicant: 주식회사 효성
IPC: H01L31/0445 , H01L31/0224
CPC classification number: Y02E10/50 , H01L31/0445 , H01L31/0224
Abstract: PURPOSE: A front electrode of a thin film solar cell and a thin film silicon solar cell including the same are provided to efficiently transmit photo electrons by maintaining high transparency and low conductivity. CONSTITUTION: A tungsten oxide layer(200) is formed on a transparent substrate(100). A conductive layer(300) made of metal oxide layer formed on a tungsten oxide layer. A light absorption layer is formed on the conductive layer. A rear electrode is formed on the light absorption layer. The tungsten oxide layer is formed with a vacuum depositing method or ion printing method.
Abstract translation: 目的：提供薄膜太阳能电池的前电极和包括其的薄膜硅太阳能电池，以通过保持高透明度和低导电率来有效地透射光电子。 构成：在透明基板（100）上形成氧化钨层（200）。 由在氧化钨层上形成的金属氧化物层构成的导电层（300）。 在导电层上形成光吸收层。 背光电极形成在光吸收层上。 氧化钨层由真空沉积法或离子印刷法形成。
-
Patent Agency Ranking
公开(公告)号：KR1020110077769A
公开(公告)日：2011-07-07
申请号：KR1020090134426
申请日：2009-12-30
Applicant: 주식회사 효성
IPC: H01L31/042
CPC classification number: Y02E10/50 , H01L31/042
Abstract: PURPOSE: A tube type solar battery module is provided to control a temperature increase by flowing water through a hot water pipe, thereby increasing the photoelectric conversion efficiency of a solar battery. CONSTITUTION: A plurality of photoelectric cells is formed on a substrate and is connected each other. The photoelectric cells include a frontal electrode(100) on a substrate, a photoelectric conversion layer(200) on the frontal electrode, and a rear electrode(300) on the photoelectric conversion layer. A hot water pipe is formed in the photoelectric cells.
Abstract translation: 目的：提供一种管式太阳能电池模块，通过使水流过热水管来控制温度升高，从而提高太阳能电池的光电转换效率。 构成：在基板上形成多个光电单元并彼此连接。 光电元件包括在基板上的正面电极（100），正面电极上的光电转换层（200）和光电转换层上的后电极（300）。 在光电池中形成热水管。
-
公开(公告)号：KR1020080062664A
公开(公告)日：2008-07-03
申请号：KR1020060138715
申请日：2006-12-29
Applicant: 주식회사 효성
IPC: B01D63/08
Abstract: A flat membrane module for water treatment is provided to improve adhesive force between the membranes and the frame by changing adhesion parts between membranes and a frame and forming a plurality of grooves on a surface of the frame of the flat membrane module in a flat membrane module for a membrane bio-reactor. In a flat membrane module comprising a supporting body, and spacers and flat membranes(130) sequentially stacked on both outer sides of the supporting body, the flat membrane module is characterized in that a top part of a frame(210) comes in contact with bottom parts of the membranes such that the membranes and the frame are adhered each other, and a plurality of grooves are longitudinally formed on the top part of the frame adhered to the bottom parts of the membranes. The grooves are semicircular or polygonal grooves. The polygonal grooves are grooves formed in a rectangular shape, a triangular shape, a reversed triangular shape, a rhombic shape, or mixed shapes thereof.
Abstract translation: 提供了一种用于水处理的平板膜组件，用于通过改变膜与框架之间的粘合部分来改善膜与框架之间的粘合力，并在平膜组件的框架的表面上形成多个凹槽 用于膜生物反应器。 在包括支撑体的平板膜组件和依次堆叠在支撑体的两个外侧的间隔件和平膜（130）之间，平膜组件的特征在于，框架（210）的顶部与 膜的底部部分使得膜和框架彼此粘合，并且在粘附到膜的底部的框架的顶部上纵向形成多个凹槽。 槽是半圆形或多边形的槽。 多边形槽是形成为矩形，三角形，反三角形，菱形或其混合形状的槽。
-
公开(公告)号：KR1020080061810A
公开(公告)日：2008-07-03
申请号：KR1020060136934
申请日：2006-12-28
Applicant: 주식회사 효성
Abstract: A method for preparing aromatic polyamide polymer is provided to improve the degree of polymerization of the polymer by removing water present in a solvent and water generated during the neutralization using molecular sieves. A method for preparing aromatic polyamide polymer includes the steps of: (a) dissolving an aromatic diamine in a polar amide solvent containing molecular sieves; (b) adding aromatic dicarboxylic acid chlorides to the solution of the step (a) to perform low-temperature solution polymerization; and (c) neutralizing hydrochloric acid which is a byproduct dissolved in the solution of the step (b). The molecular sieves are contained in an amount of 1-90wt% of the solvent.
Abstract translation: 提供了制备芳族聚酰胺聚合物的方法，通过除去溶剂中存在的水和使用分子筛在中和过程中产生的水中，提高聚合物的聚合度。 制备芳族聚酰胺聚合物的方法包括以下步骤：（a）将芳族二胺溶解在含有分子筛的极性酰胺溶剂中; （b）在步骤（a）的溶液中加入芳族二羧酸氯化物进行低温溶液聚合; 和（c）中和作为在步骤（b）的溶液中溶解的副产物的盐酸。 分子筛的含量为溶剂的1-90wt％。
-
公开(公告)号：KR1020080061567A
公开(公告)日：2008-07-03
申请号：KR1020060136445
申请日：2006-12-28
Applicant: 주식회사 효성
IPC: B01D71/00
Abstract: An asymmetric ultrafiltration or a microfiltration membrane having excellent contamination resistance and corrosion resistance and high permeability by applying antibacterial properties of chitosan to the membrane is provided, and a method for preparing the asymmetric ultrafiltration or the microfiltration membrane is provided. In a membrane prepared using a polymer solution comprising a polymer, a solvent and an additive, an asymmetric ultrafiltration or a microfiltration membrane is characterized in that the membrane is impregnated with chitosan. The polymer solution comprises 10 to 25 wt.% of the polymer, 0.5 to 2.5 wt.% of the additive, and the balance of the solvent. The polymer is at least one compound selected from the group consisting of polysulfone, polyethersulfone, polyvinylidene fluoride, polyacrylonitrile, and polyamide. The additive is at least one compound selected from the group consisting of polyethylene glycol, polyvinylpyrrolidone, polyvinyl alcohol, 1,4-dioxane, diethylene glycol dimethylether. The chitosan has a molecular weight of 10,000 to 40,000, and is impregnated in the membrane in the amount of 0.1 to 0.5 weight part based on 100 weight parts of the polymer.
Abstract translation: 提供了通过对壳聚糖施加抗菌性能而具有优异的耐污染性，耐腐蚀性和高渗透性的不对称超滤或微滤膜，并且提供了制备不对称超滤或微滤膜的方法。 在使用包含聚合物，溶剂和添加剂的聚合物溶液制备的膜中，不对称超滤或微滤膜的特征在于用壳聚糖浸渍膜。 聚合物溶液包含10-25重量％的聚合物，0.5-2.5重量％的添加剂和余量的溶剂。 聚合物是选自聚砜，聚醚砜，聚偏二氟乙烯，聚丙烯腈和聚酰胺中的至少一种化合物。 添加剂是选自聚乙二醇，聚乙烯吡咯烷酮，聚乙烯醇，1,4-二恶烷，二甘醇二甲醚中的至少一种化合物。 壳聚糖的分子量为10,000〜40,000，相对于100重量份聚合物，以0.1〜0.5重量份的量浸渍在膜中。
-
公开(公告)号：KR1020080057895A
公开(公告)日：2008-06-25
申请号：KR1020060131764
申请日：2006-12-21
Applicant: 주식회사 효성
Abstract: A method for preparing aromatic polyamides is provided to ensure the uniformity in the degree of polymerization, and to remove carboxyl group monomers that do not take part in the reaction. A method for correcting the purity of aromatic dicarbonyl chloride includes the steps of: (i) melting aromatic dicarbonyl chloride at a temperature above a melting point; (ii) adding thionyl chloride to the melt of the steps (i) to convert -OH into -Cl; and (iii) adding the thionyl chloride to the melt until foam is not generated. A method for preparing aromatic polyamides includes the steps of: (a) dissolving an aromatic diamine in an amine-based solvent, and keeping the solution at low temperature; and (b) adding the purity-corrected aromatic dicarbonyl chloride to the solution, and preparing the aromatic polyamides in a general manner.
Abstract translation: 提供了制备芳族聚酰胺的方法以确保聚合度的均匀性，并除去不参与反应的羧基单体。 用于校正芳族二羰基氯的纯度的方法包括以下步骤：（i）在高于熔点的温度下熔融芳族二羰基氯; （ii）将亚硫酰氯加入到步骤（i）的熔体中以将-OH转化为-Cl; 和（iii）将亚硫酰氯加入到熔体中直到不产生泡沫。 制备芳族聚酰胺的方法包括以下步骤：（a）将芳族二胺溶解在胺类溶剂中，并将溶液保持在低温下; 和（b）将纯度校正的芳族二羰基氯加入到溶液中，并以一般方式制备芳族聚酰胺。
-
-
-
-
-
-
-
-
-
Search Results
131
records
(took 0.024 seconds)
