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    • 5. 发明公开
    • 광확산 수지 조성물
    • 光扩散树脂组合物
    • KR1020040060696A
    • 2004-07-06
    • KR1020030009335
    • 2003-02-14
    • 주식회사 코오롱
    • 강충석김대진김영범
    • C08L67/00
    • PURPOSE: A polyester-based light diffusion resin composition is provided, to obtain high haze, high light transmittance and low surface resistance and to minimize the deterioration of impact strength. CONSTITUTION: The polyester-based light diffusion resin composition comprises 100 parts by weight of a polyester-based resin; 0.1-15 parts by weight of a bead-shaped light diffusion resin comprising poly(methyl methacrylate) as a main component; 0.3-5 parts by weight of an antistatic agent; and 0.001-0.1 parts by weight of a fluorescent whitening agent. Preferably the polyester-based resin is at least one selected from the group consisting of poly(ethylene terephthalate-co-dimethylcyclohexyl terephthalate), polyethylene terephthalate, poly(butyl terephthalate) and polyethylene naphthalate; and the bead-shaped light diffusion resin comprises 50-100 mol% of poly(methyl methacrylate) and 0-50 mol% of styrene and has an average diameter of 5-200 micrometers.
    • 目的:提供聚酯类光扩散性树脂组合物,以获得高雾度,高透光性和低表面电阻,并且使冲击强度的劣化最小化。 构成:聚酯类光扩散性树脂组合物含有100重量份的聚酯类树脂; 0.1-15重量份以聚(甲基丙烯酸甲酯)为主要成分的珠状光扩散树脂; 0.3-5重量份的抗静电剂; 和0.001-0.1重量份的荧光增白剂。 优选地,聚酯类树脂是选自聚(对苯二甲酸乙二醇酯 - 对 - 二甲基对苯二甲酸环己基酯),聚对苯二甲酸乙二醇酯,聚对苯二甲酸丁二酯和聚萘二甲酸乙二醇酯中的至少一种。 并且珠状光扩散树脂包含50-100摩尔%的聚(甲基丙烯酸甲酯)和0-50摩尔%的苯乙烯,并且平均直径为5-200微米。
    • 6. 发明公开
    • 저장안정성과 도막물성이 향상된 자동차용 아크릴 비드,그 제조방법 및 이를 포함하는 아크릴 졸 조성물
    • 具有改进的储存稳定性和涂层性能的车辆的丙烯酸树脂珠,其制备方法和包含其的丙烯酸溶胶组合物
    • KR1020040010235A
    • 2004-01-31
    • KR1020030048971
    • 2003-07-18
    • 주식회사 코오롱
    • 김대진왕국군이희정강충석김영범
    • C08J3/12
    • PURPOSE: Provided is an acrylic polymer bead having a narrow particle size distribution, storage stability and coating properties. An acrylic sol composition is used in sealing, anti-vibration treating and anti-rust treating vehicles is also provided. CONSTITUTION: The acrylic polymer bead for vehicles having a core/shell structure has an average particle diameter of 0.2-0.5 micrometers, when the diameter and distribution thereof in emulsion obtained by emulsion polymerization are determined by a Submicron Particle Sizer. In the acrylic polymer bead, the standard deviation of particle diameters is 1-12% of the average particle diameter, and the final average particle diameter is 10-100 micrometers. Additionally, the acrylic polymer bead is prepared by the method comprising the steps of: forming seeds using a part of core monomers; forming the core layer from the remaining part of core monomers; forming the emulsion comprising the acrylic polymer bead of the core/shell structure; and spray drying the emulsion.
    • 目的:提供具有窄的粒度分布,储存稳定性和涂层性质的丙烯酸聚合物珠粒。 还提供了丙烯酸溶胶组合物用于密封,防振处理和防锈处理车辆。 构成:当通过乳液聚合获得的乳液的直径和分布由亚微米粒子测定器确定时,具有核/壳结构的车辆用丙烯酸聚合物珠粒的平均粒径为0.2-0.5微米。 在丙烯酸​​聚合物珠粒中,粒径的标准偏差为平均粒径的1-12%,最终平均粒径为10-100微米。 另外,丙烯酸聚合物珠粒通过包括以下步骤的方法制备:使用一部分核心单体形成种子; 从核心单体的剩余部分形成核心层; 形成包含核/壳结构的丙烯酸聚合物珠粒的乳液; 并喷雾干燥乳液。
    • 7. 发明授权
    • 나프토퀴논계 화합물을 포함하는 항암제
    • 镓토퀴토퀴논계합물합물함항암항암항암항암항암항암항암
    • KR100406736B1
    • 2003-11-21
    • KR1020000085805
    • 2000-12-29
    • 주식회사 코오롱
    • 한희용노문종김정수김영범박호진
    • A61K31/352
    • A61K31/352
    • The present invention provides an anti-cancer drug containing naphthoquinone compound, and more particularly, to an anti-cancer drug containing naphthoquinone compounds of formula (1) and formula (2). The anti-cancer drug of the present invention has low toxicity and excellent anti-cancer activity. In formula (1) R1 and R5 are same or different and are each selected from the group consisting of hydrogen; hydroxy; alkoxy having from 1 to 10 carbons; alkyl having from 1 to 10 carbons; ester having from 1 to 10 carbons; and alkene having from 1 to 10 carbons. In formula (2) R1 and R2 are same or different and are each selected from the group consisting of hydrogen; hydroxy; primary amine; secondary amine; tertiary amine; carboxylic acid; alkoxy having from 1 to 10 carbons; alkyl having from 1 to 10 carbons; ester having from 1 to 10 carbons; and alkene having from 1 to 10 carbons; and R3 et R5 are same or different and are each selected from the group consisting of hydrogen; hydroxy; alkoxy having from 1 to 10 carbons; alkyl having from 1 to 10 carbons; ester having from 1 to 10 carbons; and alkene having from 1 to 10 carbons.
    • 本发明提供了含有萘醌化合物的抗癌药物,更具体地说,涉及式(1)和式(2)的含有萘醌化合物的抗癌药物。 本发明的抗癌药具有低毒性和优异的抗癌活性。 式(1)中,R 1和R 5相同或不同,各自选自氢; 羟基; 具有1至10个碳的烷氧基; 具有1至10个碳的烷基; 具有1至10个碳的酯; 和具有1至10个碳的烯烃。 在式(2)中,R 1和R 2相同或不同,并且各自选自氢; 羟基; 伯胺; 仲胺; 叔胺; 羧酸; 具有1至10个碳的烷氧基; 具有1至10个碳的烷基; 具有1至10个碳的酯; 和具有1至10个碳的烯烃; 和R3和R5相同或不同,并且各自选自氢; 羟基; 具有1至10个碳的烷氧基; 具有1至10个碳的烷基; 具有1至10个碳的酯; 和具有1至10个碳的烯烃。
    • 8. 发明公开
    • 느릅나무과에서 추출한 만소논이를 포함하는 항암제
    • 包含从ULMACEAE提取的曼索酮的抗癌药物
    • KR1020010068837A
    • 2001-07-23
    • KR1020000000953
    • 2000-01-10
    • 주식회사 코오롱
    • 노문종한희용강경애김영범박호진
    • A61K31/35
    • PURPOSE: An anti-cancer drug containing Mansonon E extracted from Ulmaceae is provided, which shows excellent anti-cancer effect while has low toxicity by containing Mansonon E. CONSTITUTION: A process for the preparation of Mansonon E extracted from Ulmaceae comprises the steps of: cutting dried Ulmaceae plant into fine pieces, adding methanol, heating for 3hrs to extract, and filtering to separate supernatant and residue; concentrating the supernatant under decompression, and freeze-drying to get methanol extract; suspending the extract in distilled water, and re-extracting after adding methylenechloride; concentrating the methylenechloride extract till the solvent is removed completely, and concentrating to get the residue; and processing silicagel column chromatography(n-hexane:ethylacetate=4:1, 3:1, 2:1, 1:1) repeatedly to get Mansonon E fraction. The anti-cancer drug containing Mansonon E extracted from Ulmaceae can be prepared in the form of a tablet, a capsule, an infusion solution, a granule, or a pill.
    • 目的:提供一种从榆树提取的含有芒on酮E的抗癌药物,其具有优异的抗癌作用,同时含有Mansonon E具有低毒性。构成:从榆树提取的Mansonon E的制备方法包括以下步骤: 切干榆科植物细碎,加入甲醇,加热3小时提取,过滤分离上清液和残渣; 减压浓缩上清液,冷冻干燥得甲醇萃取液; 将提取物悬浮于蒸馏水中,加入二氯甲烷后重新萃取; 浓缩二氯甲烷萃取液直到溶剂完全除去,浓缩得到残余物; 并重复加工硅胶柱色谱(正己烷:乙酸乙酯= 4:1,3:1,2:1,1:1)以得到Mansonon E级分。 从榆科提取的含有芒on酮E的抗癌药可以以片剂,胶囊,输液,颗粒或丸剂的形式制备。