会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 2. 发明授权
    • 고효율의 헥사플루오로프로필렌 옥사이드 제조방법
    • 具有高YIELD的十六烷基氧化物的制造方法
    • KR100816878B1
    • 2008-03-27
    • KR1020060100490
    • 2006-10-16
    • 한국화학연구원
    • 이수복박인준김동권김정훈하종욱장봉준이광원김광한김재원
    • C07D305/08
    • C07D301/03
    • A method for preparing a hexafluoropropylene-oxide is provided to obtain the hexafluoropropylene-oxide with high efficiency by increasing a contact interface of an organic phase with an aqueous solution phase through a two phase interface reaction under a phase-transition catalyst and a non-ionic surfactant. A method for preparing a hexafluoropropylene-oxide comprises a step of performing two phase interfacial reaction on an organic phase including hexafluoropropylene and an aqueous solution including hypochlorite in the existence of a phase-transition catalyst using 0.1-5 wt.% of a non-ionic surfactant such as a compound having an amine oxide group and a terminal 3-21 perfluoroalkyl group at regarding total weight of two solutions.
    • 提供了一种制备六氟环氧丙烷的方法,通过在相转移催化剂和非离子型催化剂下通过两相界面反应增加有机相与水溶液相的接触界面,从而高效率地获得六氟环氧丙烷 表面活性剂。 制备六氟环氧丙烷的方法包括在存在相转变催化剂的情况下,在包含六氟丙烯的有机相和包括次氯酸盐的水溶液中进行两相界面反应的步骤,其使用0.1-5重量%的非离子 表面活性剂,例如具有氧化胺基团和末端3-21全氟烷基的化合物,其总重量为两种溶液。
    • 6. 发明公开
    • 에스테르화 반응에 의한 불소화 알킬아크릴레이트의제조방법
    • 通过使用基于沸石或氧化物的多孔吸收剂包含分离步骤的氟醇和丙烯酸的制备来制备氟代 - 丙烯酸甲酯的方法
    • KR1020050024016A
    • 2005-03-10
    • KR1020030061811
    • 2003-09-04
    • 한국화학연구원
    • 이수복김동권박인준김정훈하종욱이광원김광한
    • C07C67/48
    • PURPOSE: A process for preparing a fluoro-alkylacrylate is provided to overcome the problems of low conversion rate by a by-product, i.e., water and the generation of a large quantity of waste water by virtue of using zeolite- or oxide-based porous absorbent. CONSTITUTION: The fluoro-alkylacrylate is prepared by the process comprising the steps of: introducing a fluoro-alcohol selected from compounds represented by the formula 1: CqH2q+1-pFpCH2OH(in which, q is an integer of 1-3 and p represents 1 to 2q+1) and acrylic acid into a reactor(1) in a controlled molar ratio£OH/H| of 1.0 to 4.0 to perform an esterification at 100-150 deg.C for 18-24 hours; performing a condensation of water as a by-product and unreacted fluoro-alcohol in a condenser(2) with 10-30 deg.C; passing the condensate through an absorber(3) filled with a zeolite- or oxide-based porous absorbent to be separated; recycling the separated unreacted fluoro-alcohol to re-introduce into the reactor(1).
    • 目的:提供一种制备氟代烷基丙烯酸酯的方法,以克服副产物即水的低转化率和通过使用沸石或氧化物基多孔体产生大量废水的问题 吸水。 构成:氟代烷基丙烯酸酯通过包括以下步骤的方法制备:引入选自由式1表示的化合物的氟代醇:CqH2q + 1-pFpCH2OH(其中q为1-3的整数,p表示 1至2q + 1)和丙烯酸转化成反应器(1),控制摩尔比为£OH / H | 为1.0〜4.0,在100-150℃下进行18-24小时的酯化反应。 在10-30℃的冷凝器(2)中进行作为副产物和未反应的氟 - 醇的水的冷凝; 使冷凝物通过填充有待分离的沸石或氧化物基多孔吸收剂的吸收器(3); 将分离的未反应的氟代醇再循环至反应器(1)中。
    • 7. 发明公开
    • 잔디 조성용 인공 입상배양토와 그 제조방법
    • 人造花岗岩文化土壤,用于生长和生产
    • KR1020020074361A
    • 2002-09-30
    • KR1020010014392
    • 2001-03-20
    • 한국화학연구원
    • 서태수김광한김효중곽중협윤상호정진구
    • A01G1/00
    • PURPOSE: A process of preparing artificial culture soil by mixing low quality ceramic material with additives such as paper making sludge, pulp waste water, etc. is provided which improves various physical properties such as air permeability, drainability, water retention properties and compression strength, etc., reduces manufacturing cost and recycles industrial wastes. CONSTITUTION: One or more components selected from kaolin, zeolite, coal ash and bentonite are mixed with paper making sludge and elvan at a speed of 300rpm, added with water, pulp waste water and sodium silicate, dried and then calcined at 900 to 1,100deg.C. Thus the obtained culture soil comprises 75 to 95% by weight of ceramic material containing the above one or more components, 2 to 15% by weight of paper making sludge and 3 to 7% by weight of elvan, and has a bulk density of 0.83 to 0.95g/ml, a compression strength of 26 to 64kg/cm¬2 and a void ratio of 50±5%.
    • 目的:提供通过混合低品质陶瓷材料与造纸污泥,纸浆废水等添加剂混合制备人造培养土的方法,改善了各种物理性能,如透气性,排水性,保水性和抗压强度, 降低制造成本,回收工业废物。 构成:选自高岭土,沸石,煤灰和膨润土中的一种或多种组分以300rpm的速度与造纸污泥和埃尔文混合,加入水,纸浆废水和硅酸钠,干燥,然后在900〜1100℃ 。C。 因此,得到的培养土包含75〜95重量%的含有上述一种或多种组分的陶瓷材料,2〜15重量%的造纸污泥和3〜7重量%的elvan,堆积密度为0.83 至0.95g / ml,压缩强度为26〜64kg / cm 2,空隙率为50±5%。