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    • 1. 发明公开
    • METHANATION CATALYST OF CARBON DIOXIDE, PREPARATION METHOD AND USAGE OF SAME
    • 甲基葡萄糖酸钙枸橼酸盐,HERSTELLUNGSVERFAHREN UND DESSEN VERWENDUNG
    • EP2769766A1
    • 2014-08-27
    • EP12842294.6
    • 2012-10-17
    • Wuhan Kaidi Engineering Technology Research Institute Co., Ltd.
    • WANG, ZhilongZHANG, YanfengCHEN, YilongXUE, YongjieTAO, LeimingLUO, ZhixiangZHENG, Xingcai
    • B01J23/78C07C1/12C07C9/04
    • C07C1/12B01J21/18B01J23/755B01J37/04B01J37/08B01J37/082B01J37/084C07C1/0435C07C2521/18C07C2523/755C10L3/06C10L3/08Y02P20/142Y02P20/52C07C9/04
    • A methanation catalyst of carbon dioxide, a preparation method and a usage of the same. The catalyst is prepared by high-temperature calcination of ash of a biomass power plant mixed with a metal nickel compound, the component of the metal nickel being 2-20% by weight. The preparation method comprises: 1) preparing the metal nickel compound as a water solution with a mass concentration being 5-30%; 2) calcinating the ash of the biomass power plant in the temperature of 300-400°C for 20-40min; 3) converting raw material proportions according to the weight percentage of the nickel component in the catalyst, mixing the water solution of the metal nickel compound prepared in the step 1) and the calcinated ash of the biomass power plant in the step 2), stirring and turning over for 5-10h for uniform impregnation; 4) drying the impregnated ash of the biomass power plant in the temperature of 110-150°C for 0.5-1.5h; and 5) calcinating the dried ash of the biomass power plant in the temperature of 400-500°C for 3-6h. The catalyst can not only make waste profitable, but also has excellent catalytic activity, which can be used to catalyze a carbon dioxide hydrogenation reaction to impel the carbon dioxide to be converted into methane, and is especially applicable in resource recycling of the ash of the biomass power plant.
    • 二氧化碳甲烷化催化剂及其制备方法及用途。 通过与金属镍化合物混合的生物质发电厂的灰分高温煅烧制备催化剂,金属镍的组分为2-20重量%。 制备方法包括:1)制备质量浓度为5-30%的金属镍化合物作为水溶液; 2)在300-400℃的温度下煅烧生物质发电厂的灰分20-40分钟; 3)根据催化剂中镍组分的重量百分比转化原料比例,将步骤1)中制备的金属镍化合物的水溶液与生物质发电厂的煅烧灰混合,在步骤2)中,搅拌 翻转5-10小时进行均匀浸渍; 4)将生物质发电厂的浸渍灰分在110-150℃的温度下干燥0.5-1.5h; 和5)在400-500℃的温度下煅烧生物质发电厂的干燥灰分3-6小时。 催化剂不仅可以使废物有利可图,而且具有优异的催化活性,可用于催化二氧化碳氢化反应,推动二氧化碳转化为甲烷,特别适用于资源循环利用 生物质发电厂。
    • 3. 发明公开
    • METHOD FOR PREPARING NANOSILICON DIOXIDE WITH MODIFIED SURFACE FROM RICE HULL
    • VERFAHREN ZUR HERSTELLUNG VON NANOSILICIUMDIOXID MIT MODIFIZIERTEROBERFLÄCHEAUSREISHÜLSEN
    • EP2862841A1
    • 2015-04-22
    • EP13803750.2
    • 2013-06-06
    • Wuhan Kaidi Engineering Technology Research Institute Co., Ltd.
    • TAO, LeimingCHEN, YilongZHANG, YanfengXUE, Yongjie
    • C01B33/18B82Y30/00
    • C07F7/025B82Y40/00C01B33/18
    • Disclosed is a method for preparing nanosilicon dioxide with a modified surface from rice hulls, comprising the steps of: pre-treating rice hulls with a treating gas containing CO 2 to remove metal ions, impurities and dirt, drying and grinding; soaking for 4-8 hours in a diluted solution of phosphoric acid, boric acid, hydrochloric acid, formic acid, acetic acid, propionic acid, butyric acid, or a salt of a strong acid and a weak base with a concentration of 0.05-0.5 mol/L, the soaking temperature being no higher than 10°C, filtering by suction, removing the filtrate, and drying; and baking under anaerobic conditions at 300°C-450°C, so as to obtain the nanosilicon dioxide with a modified surface. The product has a particle size of 60-200 nm, an oil absorption value of 1.00-2.50 mL/g, a surface contact angle to water > 128°, and a BET specific surface area of 60-120 m 2 /g.
    • 本发明公开了一种从稻壳制备具有改性表面的纳米二氧化硅的方法,包括以下步骤:用含有二氧化碳的处理气体预处理米壳,以除去金属离子,杂质和污物,干燥和研磨; 在磷酸,硼酸,盐酸,甲酸,乙酸,丙酸,丁酸或浓度为0.05-0.5的强酸和弱碱的盐的稀溶液中浸泡4-8小时 mol / L,均热温度不高于10℃,抽吸过滤,除去滤液,干燥; 并在300℃-450℃的厌氧条件下烘烤,得到具有改性表面的纳米二氧化硅。 该产品的粒度为60-200nm,吸油值为1.00-2.50mL / g,水的表面接触角> 128°,BET比表面积为60-120m 2 / g。
    • 6. 发明公开
    • FISCHER-TROPSCH SYNTHESIS COBALT NANO-CATALYST BASED ON POROUS MATERIAL CONFINEMENT, AND PREPARATION METHOD THEREFOR
    • 纳米费 - 托工艺钴催化剂系多孔质材料和工艺列入用于生产
    • EP2783750A1
    • 2014-10-01
    • EP12851601.0
    • 2012-10-17
    • Wuhan Kaidi Engineering Technology Research Institute Co. Ltd
    • FANG, ZhangjianCHEN, YilongZHANG, YanfengZHAN, XiaodongXUE, YongjieTAO, Leiming
    • B01J21/04B01J21/08B01J37/00C10G2/00
    • B01J23/894B01J23/8896B01J23/8913B01J35/006B01J35/008B01J35/0086B01J35/08B01J35/1019B01J35/1057B01J35/1061B01J37/00B01J37/0018B01J37/0045B01J37/036C10G2/00C10G2400/04
    • The present invention provides a Fischer-Tropsch synthesis cobalt nano-catalyst based on porous material confinement, and a preparation method therefor. The catalyst of the present invention uses organogel as a template and is prepared by means of a sol-gel method; metal components are used as the core and the porous material is used as the shell. The metal components comprise a first metal component Co; a second metal component, being one of Ce, La, and Zr, and a third metal component, being one of Pt, Ru, Rh, and Re. In a finished catalyst, the first metal component accounts for 10%-35% by weight, the second metal component accounts for 0.5% to 10% by weight, the third metal component accounts for 0.02% to 2% by weight, and the rest is a carrier. The carrier is the porous material and is spherical, and the component thereof is nano-silica or alumina. The pore diameter of the porous material is 1-20 nm, the surface area is 300-500 m2/g, and the particle size of the active component is 0.5-20 nm. The core-shell structure cobalt porous catalyst of the present invention has the advantages of low methane selectivity, high catalysis reactivity, and good C5+ selectivity, and the main products of the present invention are diesel oil and paraffin.
    • 本发明提供了基于多孔材料限制的费 - 托合成的钴纳米催化剂,和用于其的制备方法。 本发明的催化剂使用的有机凝胶为模板,通过溶胶 - 凝胶法的方法制备; 金属组分用作芯和多孔材料被用作外壳。 所述金属部件包括第一金属部件CO; 第二金属成分,是铈,镧,和Zr中的一个,和第三金属成分,是Pt,钌,铑,和Re中的一个。 在成品催化剂中,第一金属成分占10%的,重量-35%第二金属成分为0.5%至10%(重量),第三金属成分为0.02%至2%(重量)到,其余的 是一个载体。 所述载体是多孔材料和是球形的,并且其组分是纳米二氧化硅或氧化铝。 所述多孔材料的孔直径为1-20纳米,表面积为300至500m 2 / g,并且所述活性组分的颗粒尺寸为0.5-20纳米。本发明的核 - 壳结构的钴多孔催化剂 具有低甲烷选择性,高催化反应性,和良好的C5 +选择性,并且本发明的主要产品的优点是柴油和石蜡。