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    • 1. 发明专利
    • Porous support-zeolite membrane complex and separation method using the same
    • 多孔支撑 - 沸石膜复合物和使用其的分离方法
    • JP2012066241A
    • 2012-04-05
    • JP2011184859
    • 2011-08-26
    • Mitsubishi Chemicals Corp三菱化学株式会社
    • SUGITA MIKITAKEWAKI TAKAHIKOOSHIMA KAZUNORIFUJITA NAOKO
    • B01D71/02B01D53/22B01D61/36B01D69/10B01D69/12C01B39/48
    • PROBLEM TO BE SOLVED: To provide a porous support-zeolite membrane complex having both of practically-sufficient throughput and separation performance in separation/concentration by an inorganic material separation membrane and to provide a separation/concentration method using the zeolite membrane complex.SOLUTION: The porous support-zeolite membrane complex is obtained by forming a zeolite membrane on a porous support and characterized in that the average thickness of the porous support is 0.1-7 mm and an index expressing a pore distribution of the support is ≤40, wherein the index is obtained by measuring the pore distribution by a mercury penetration method and calculated by using an expression (1): (D-D)/D(in the expression, Dis the pore diameter when the total amount of the pore volume integrated from large pores is 5% of the total pore volume, Dis the pore diameter when the total amount of the pore volume integrated from large pores is 50% of the total pore volume, and Dis the pore diameter when the total amount of the pore volume integrated from large pores is 95% of the total pore volume).
    • 待解决的问题:提供一种多孔载体 - 沸石膜复合物,其在无机材料分离膜的分离/浓缩中具有实际足够的通量和分离性能,并且提供使用沸石膜复合物的分离/浓缩方法 。 解决方案:通过在多孔载体上形成沸石膜获得多孔载体 - 沸石膜复合物,其特征在于多孔载体的平均厚度为0.1-7mm,表示载体的孔分布的指数为 ≤40,其中通过用汞渗透法测量孔分布并通过使用表达式(1)计算得到的指数:(D 5 95 )/ D 50 (在表达式中,D 5 从大孔积分的孔体积的量是总孔体积的5%,D 50 是当从大孔积分的孔体积的总量为50时的孔径 总细孔容积的%,当从大孔积分的孔体积的总量为总孔体积的95%时,D 95 是孔径。 版权所有(C)2012,JPO&INPIT
    • 3. 发明专利
    • Surface-coated aluminum oxide nanoparticles and resin composition comprising same
    • 表面涂覆的氧化铝纳米颗粒和包含其的树脂组合物
    • JP2008056556A
    • 2008-03-13
    • JP2007199344
    • 2007-07-31
    • Mitsubishi Chemicals CorpNissan Motor Co Ltd三菱化学株式会社日産自動車株式会社
    • FUJITA NAOKOKAWA MANABUSOMA MINORUODA TAKASHIUNNO HARUOMOROHOSHI KATSUMIITO TOMOHIROKAI YASUAKIMURAMATSU HIRONOBU
    • C01F7/02C08K9/06C08L69/00
    • PROBLEM TO BE SOLVED: To provide surface-coated aluminum oxide nanoparticles which can be evenly incorporated into a polycarbonate resin in a satisfactorily dispersed state while keeping the molecular weight of the polycarbonate resin on at least a specific level, and a highly transparent polycarbonate resin composition which contains the surface-coated aluminum oxide nanoparticle and is excellent in mechanical strength, dimensional stability and thermal stability. SOLUTION: The surface-coated aluminum oxide nanoparticles have their surfaces coated with a dispersant and a silylating agent. When a sample surface is irradiated with a monochromatized Al-Kα line using an X-ray photoelectron spectroscope to calculate surface element proportions from the areas of the resultant photoelectron peaks, the contents (atm%) of nitrogen atoms, sulfur atoms derived from thiol groups and halogen atoms are each 2 or lower. When surface element proportions are calculated from the areas of the resultant photoelectron peaks attributable to Al2p and Si2s, the concentration of silicon atoms (mol%) is 0.05-30 based on the aluminum atoms. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供可以以令人满意的分散状态均匀地掺入聚碳酸酯树脂中的表面被覆的氧化铝纳米颗粒,同时保持聚碳酸酯树脂的分子量至少具有特定的水平,并且高透明度 聚碳酸酯树脂组合物,其含有表面被覆的氧化铝纳米粒子,机械强度,尺寸稳定性,热稳定性优异。 表面涂覆的氧化铝纳米颗粒的表面涂覆有分散剂和甲硅烷基化剂。 当使用X射线光电子能谱仪用单色化的Al-Kα线照射样品表面,从所得光电子峰的面积计算表面元素比例时,氮原子的含量(atm%),衍生自硫醇基团的硫原子 卤素原子分别为2以下。 当从由Al2p和Si2s归属的所得光电子峰的面积计算表面元素比例时,硅原子的浓度(mol%)基于铝原子为0.05-30。 版权所有(C)2008,JPO&INPIT
    • 4. 发明专利
    • Porous support-zeolite membrane composite and separation method
    • 多孔支撑 - 沸石膜复合材料和分离方法
    • JP2014138934A
    • 2014-07-31
    • JP2014025700
    • 2014-02-13
    • Mitsubishi Chemicals Corp三菱化学株式会社
    • SUGITA MIKITAKEWAKI TAKAHIKOOSHIMA KAZUNORIFUJITA NAOKO
    • B01D71/02B01D61/36B01D69/02B01D69/12C01B39/48
    • PROBLEM TO BE SOLVED: To provide a porous support-zeolite membrane composite which achieves both of sufficient processing amount and separation performance of an inorganic material separation membrane and has resistance to an organic acid, and to provide a separation method of liquid or gaseous mixture including an organic compound using the same.SOLUTION: The porous support-zeolite membrane composite 5 comprises a zeolite membrane having CHA type zeolite on a porous support. The porous support-zeolite membrane composite has permeation flux equal to or more than 1 kg/(m.h) when mixture of 2-propanol with water content of 30 mass% and water is passed under condition of differential pressure of 1 air pressure (1.01×10Pa) at 70°C, and has at least one of properties of water permeance of equal to or more than 3×10mol/(m.s.Pa) and permeance separation factor of equal to or more than 1000.
    • 要解决的问题:提供一种能够实现无机材料分离膜的充分加工量和分离性能并且具有耐有机酸的多孔载体 - 沸石膜复合物,并且提供液体或气体混合物的分离方法,包括 使用其的有机化合物。溶液:多孔载体 - 沸石膜复合物5包括在多孔载体上具有CHA型沸石的沸石膜。 多孔载体 - 沸石膜复合材料的渗透通量为1kg /(mh),当2-丙醇与水含量为30质量%的混合物和水在1气压差(1.01× 10Pa),并且具有等于或大于3×10mol /(msPa)的水渗透性和渗透分离系数等于或大于1000的至少一种。
    • 5. 发明专利
    • Method of producing porous support/zeolite membrane composite
    • 生产多孔支撑/沸石膜复合材料的方法
    • JP2012045483A
    • 2012-03-08
    • JP2010189654
    • 2010-08-26
    • Mitsubishi Chemicals Corp三菱化学株式会社
    • SUGITA MIKITAKEWAKI TAKAHIKOOSHIMA KAZUNORIFUJITA NAOKO
    • B01D71/02B01D53/22B01D61/36B01D69/10B01D69/12C01B39/48C04B41/85
    • PROBLEM TO BE SOLVED: To provide a method of producing a porous support/zeolite membrane composite which can satisfy both of practically sufficient processing amount and separation performance in separation and concentration by means of an inorganic material separation membrane and has a dense zeolite membrane without a defect.SOLUTION: The method of producing porous support/zeolite membrane composite includes forming the zeolite membrane on a porous support according to a hydrothermal synthesis, wherein the hydrothermal synthesis is performed in the presence of a seed crystal having a particle size distribution in which the value expressed by following formula (1) is 2.2 or less: (D-D)/D(1). In the formula (1), D, Dand Dpresent a diameter that imparts 90% height, a diameter that imparts 10% height and a diameter (median diameter) that imparts 50% height, respectively, in a cumulative distribution figure (based on volume, accumulated from smaller particle size) provided by the particle size distribution measurement.
    • 要解决的问题:提供一种多孔载体/沸石膜复合物的制造方法,其可以通过无机材料分离膜在分离和浓缩中满足实际上足够的加工量和分离性能,并且具有致密的沸石 膜无缺陷。 解决方案:多孔载体/沸石膜复合材料的制造方法包括根据水热合成在多孔载体上形成沸石膜,其中在具有粒度分布的晶种的存在下进行水热合成,其中 由下式(1)表示的值为2.2以下:(D 90 -D 10 )/ D 50 (1)。 在公式(1)中,D 90 ,D 10 和D 50
    • 8. 发明专利
    • Method and apparatus for separating water-containing organic compound
    • 用于分离含水有机化合物的方法和装置
    • JP2011121045A
    • 2011-06-23
    • JP2010189652
    • 2010-08-26
    • Mitsubishi Chemicals Corp三菱化学株式会社
    • SUGITA MIKITAKEWAKI TAKAHIKOOSHIMA KAZUNORIFUJITA NAOKO
    • B01D61/36B01D61/58B01D69/12B01D71/02C01B39/48
    • PROBLEM TO BE SOLVED: To provide a separation method and a separation apparatus employing a membrane separation means comprising a zeolite membrane having durability to a water-containing organic compound of a high water content of at least 20%, a high permeation flux, high selectivity, excellent heat resistance, excellent chemical resistance, and preferably acid resistance. SOLUTION: The separation method of separating water from a water-containing organic compound comprises introducing a water-containing organic compound of a water content of at least 20 mass% into a membrane separation means comprising a zeolite membrane to separate water therefrom, which zeolite membrane includes zeolite of a SiO 2 /Al 2 O 3 molar ratio of 5 or higher and a framework density of not lower than 10 and not higher than 17 comprised of a 6-10 membered oxygen ring structure as its skeleton structure. There is disclosed an apparatus for carrying out the separation method or the like. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种分离方法和分离装置,其使用膜分离装置,其包括对具有至少20%的高含水量的含水有机化合物具有耐久性的沸石膜,高渗透通量 ,高选择性,优异的耐热性,优异的耐化学性,优选耐酸性。 解决方案:从含水有机化合物中分离水的分离方法包括将含水量为至少20质量%的含水有机化合物引入到包含沸石膜的膜分离装置中以从其中分离出水, 该沸石膜包括SiO 2 / SiO 2 / SB 3 O 3 SB 3摩尔比为5或更高的沸石,骨架密度不低于10 并且不高于17,由6-10元氧环结构作为其骨架结构。 公开了一种用于进行分离方法等的装置。 版权所有(C)2011,JPO&INPIT
    • 9. 发明专利
    • Method for producing resin composition
    • 生产树脂组合物的方法
    • JP2009067954A
    • 2009-04-02
    • JP2007240070
    • 2007-09-14
    • Mitsubishi Chemicals CorpNissan Motor Co Ltd三菱化学株式会社日産自動車株式会社
    • UNNO HARUOITO TOMOHIROKAI YASUAKIMURAMATSU HIRONOBUMOROHOSHI KATSUMIODA TAKASHIKAWA MANABUFUJITA NAOKOSOMA MINORU
    • C08L33/00C08K3/22C08L69/00
    • PROBLEM TO BE SOLVED: To provide a technique sufficiently improving physical properties such as transparency, elastic characteristics, impact resistance, thermal dimensional stability of thermoplastic resins containing metal oxide particles by preventing/suppressing the generation or progression of the lowering of the molecular weight of polycarbonates and ester-based resins. SOLUTION: A method for producing resin compositions comprising metal oxide particles and a resin having at least either one of ester bonds or carbonate bonds in a repeating unit structure is provided. The method comprises a process of preparing a metal oxide particle-containing sol in which a factor promoting the molecular weight-lowering is reduced or removed by at least one method selected from a group consisting of (a) the ultra filtration method, (b) the dialysis method and (c) the strong acid exchange method. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供通过防止/抑制分子的降低的产生或进展来充分改善包含金属氧化物颗粒的热塑性树脂的透明性,弹性,耐冲击性,热尺寸稳定性等物理性能的技术 聚碳酸酯和酯基树脂的重量。 解决方案:提供一种制备包含金属氧化物颗粒和具有重复单元结构中具有酯键或碳酸酯键中的至少一个的树脂的树脂组合物的方法。 该方法包括制备含金属氧化物颗粒的溶胶的方法,其中通过选自以下的至少一种方法降低或去除促进分子量降低的因子:(a)超滤方法,(b) 透析法和(c)强酸交换法。 版权所有(C)2009,JPO&INPIT