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    • 3. 发明专利
    • Hydrated alumina microparticle, method for producing hydrated alumina microparticle, binder, and ceramic formed body
    • 水合氧化镁微球,生产水合氧化铝微晶,粘结剂和陶瓷体的方法
    • JP2011241121A
    • 2011-12-01
    • JP2010115873
    • 2010-05-20
    • Jgc Catalysts & Chemicals Ltd日揮触媒化成株式会社
    • SUEYOSHI RYOTAKUMAZAWA MITSUAKI
    • C01F7/02B01D53/94B01J21/04B01J21/06B01J29/46C04B35/622C04B35/626
    • PROBLEM TO BE SOLVED: To provide hydrated alumina microparticles not suffering from the problem that when hydrated alumina microparticles are used as a binder for a ceramic molding, the strength of the obtained ceramic molding is not sufficient and that when the amount of the binder used is increased in order to improve the strength, the content of a catalytically active component is decreased, which leads to lowered catalyst activity of the molding.SOLUTION: Hydrated alumina microparticles are used which are hydrated alumina microparticles having a high water retentivity and being excellent in dispersibility and stability in a solvent, wherein the crystallite diameters of the hydrated alumina microparticles are in the range of 1-10 nm, the average secondary particle diameter as measured is in the range of 20-300 nm, and the average pore diameter is in the range of 1-10 nm when they are measured by a dynamic light scattering method, and further when the hydrated alumina microparticles are dispersed in water to form an aqueous dispersion of a solids concentration of 7 wt.% (in terms of AlO), the viscosity of the dispersion is in the range of 2,000-12,000 mPa s.
    • 要解决的问题:为了提供水合氧化铝微粒,没有遇到当水合氧化铝微粒用作陶瓷成型用粘合剂的问题时,所得到的陶瓷成型体的强度是不够的, 增加粘合剂以提高强度,催化活性组分的含量降低,这导致成型体的催化剂活性降低。 解决方案:使用水合氧化铝微粒,其是具有高保水性并且在溶剂中的分散性和稳定性优异的水合氧化铝微粒,其中水合氧化铝微粒的微晶直径在1-10nm的范围内, 测定的平均二次粒径在20〜300nm的范围内,当通过动态光散射法测定时,平均孔径在1-10nm的范围内,此外,当水合氧化铝微粒为 分散在水中以形成固体浓度为7重量%的水分散体(按照 POS “3”), ,分散体的粘度在2,000-12,000mPa·s的范围内。 版权所有(C)2012,JPO&INPIT
    • 4. 发明专利
    • Metal-particle supporting catalyst, and method of producing the same
    • 金属颗粒支持催化剂及其生产方法
    • JP2010089032A
    • 2010-04-22
    • JP2008262772
    • 2008-10-09
    • Jgc Catalysts & Chemicals Ltd日揮触媒化成株式会社
    • KUMAZAWA MITSUAKITSUKUDA MICHIYONAKAJIMA AKIRA
    • B01J23/44B01J23/42B01J23/52B01J23/89B01J37/04B01J37/08H01M4/88H01M4/90
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To provide a metal-particle supporting catalyst capable of exhibiting excellent surface activity, for example capable of exhibiting an excellent effect as a catalyst for treating nitrate nitrogen, in particular a catalyst supporting Pd-Cu composite particles, or the like. SOLUTION: The metal-particle supporting catalyst includes metal particles comprising at least one species of metal selected from the group consisting of transition metal elements of the fourth period, transition metal elements of the fifth period, platinum and aurum, supported by a supporting substance, with at least a part of the metal particles individually comprising a planar area. The planar area of the metal particle comprising a planar area includes a plane of the maximum width of from 3 to 100 nm, and the metal particles comprising such planar area as described above are present on the supporting substance in the number of from 10 2 to 10 17 per unit area (m 2 ). COPYRIGHT: (C)2010,JPO&INPIT
    • 待解决的问题:为了提供能够表现出优异的表面活性的金属颗粒载体催化剂,例如能够表现出作为用于处理硝酸盐氮的催化剂的优异效果,特别是负载Pd-Cu复合颗粒的催化剂, 或类似物。 解决方案:金属 - 颗粒支持催化剂包括金属颗粒,其包含选自第四周期的过渡金属元素,第五周期的过渡金属元素,铂和极性中的至少一种金属,由 其中至少一部分金属颗粒分别包括平面区域。 包括平面区域的金属颗粒的平面区域包括最大宽度为3至100nm的平面,并且包含如上所述的平面区域的金属颗粒以10 2 至10 17 每单位面积(m 2 )。 版权所有(C)2010,JPO&INPIT
    • 5. 发明专利
    • Binder for ceramics and ceramic molding
    • 陶瓷和陶瓷模具的界限
    • JP2009249212A
    • 2009-10-29
    • JP2008097144
    • 2008-04-03
    • Jgc Catalysts & Chemicals Ltd日揮触媒化成株式会社
    • NISHIDA HIROYASUWAKAMIYA YOSHINORIKUMAZAWA MITSUAKI
    • C04B35/63
    • PROBLEM TO BE SOLVED: To provide a ceramic molding which is excellent in flexural strength and compressive strength, is inexpensive and has a catalytic function simultaneously and to provide a binder for ceramics which is required to prepare the ceramic molding. SOLUTION: The binder for ceramics is obtained by dispersing a crystalline alumina fine particle (1), which has 5-200 nm average particle size (D1) measured by a dynamic light scattering method, and an amorphous alumina hydrate fine particle, which has 5-200 nm average particle size (D2) measured by the dynamic light scattering method, or a crystalline alumina hydrate fine particle (2) in a dispersion medium and has 5-55 mass% concentration A of the crystalline alumina fine particle (1) and 3-50 mass% concentration B of the amorphous alumina hydrate fine particle or the crystalline alumina hydrate fine particle (2) (on condition that A>B and (A+B) COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供弯曲强度和抗压强度优异的陶瓷成型体,便宜并且同时具有催化功能,并提供制备陶瓷成型体所需的陶瓷用粘合剂。 解决方案:通过分散通过动态光散射法测量的具有5-200nm平均粒径(D1)的结晶氧化铝微粒(1)和无定形氧化铝水合物微粒来获得陶瓷用粘合剂, 其具有通过动态光散射法测量的5-200nm的平均粒径(D2)或在分散介质中的结晶氧化铝水合物微粒(2),并且结晶氧化铝微粒的A浓度为5-55质量% 1),无定形水合氧化铝微粒或结晶状氧化铝水合物微粒(2)的3-50质量%浓度B(A> B,(A + B)<60质量%的条件)。 通过烧结含有陶瓷用粘合剂的陶瓷前体组合物和各种无机微粒而得到的陶瓷烧结体或陶瓷成型体的弯曲强度和抗压强度优异。 特别是通过使用陶瓷用粘合剂和氧化铝系基体,可以形成表现出优异性能的氧化铝系陶瓷成形体。 版权所有(C)2010,JPO&INPIT
    • 6. 发明专利
    • Substrate with transparent conductive film, and coating liquid for transparent conductive film formation
    • 具有透明导电膜的基底和透明导电膜形成的涂层液
    • JP2009059506A
    • 2009-03-19
    • JP2007223868
    • 2007-08-30
    • Jgc Catalysts & Chemicals Ltd日揮触媒化成株式会社
    • MATSUDA MASAYUKIKUMAZAWA MITSUAKIHIRAI TOSHIHARU
    • H01B5/14B32B7/02B32B27/18H01B13/00
    • PROBLEM TO BE SOLVED: To provide a substrate with a transparent conductive film which has a high conductivity and excellent haze even if the amount of use of inorganic oxide based conductive particles is less, and has a superior adhesion with the substrate and is excellent in charge prevention performance, and a coating liquid used for forming the transparent conductive film. SOLUTION: The substrate with the transparent conductive film comprises a substrate and a transparent conductive film installed on the substrate, and the transparent conductive film contains inorganic oxide based conductive particles and an ultraviolet-curing resin matrix component having an OH group, and the content of the inorganic oxide system conductive particles in the transparent conductive film is 3-30 wt.%. The coating liquid for forming the transparent conductive film is composed of the inorganic oxide based conductive particles, the ultraviolet-curing resin matrix forming component having an OH group, and a solvent. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:即使无机氧化物系导电粒子的使用量少,具有导电性高,雾度优异的透明导电膜的基板,并且与基板具有优异的粘附性,并且是 优异的电荷防止性能,以及用于形成透明导电膜的涂布液。 解决方案:具有透明导电膜的基板包括安装在基板上的基板和透明导电膜,透明导电膜包含无机氧化物导电颗粒和具有OH基团的紫外线固化树脂基质组分,以及 透明导电膜中的无机氧化物系导电粒子的含量为3-30重量%。 用于形成透明导电膜的涂布液由无机氧化物类导电颗粒,具有OH基的紫外线固化树脂基质形成组分和溶剂组成。 版权所有(C)2009,JPO&INPIT
    • 7. 发明专利
    • Base material with hard coat film and coating solution for forming hard coat film
    • 硬质包装薄膜和涂层解决方案的基础材料
    • JP2009056387A
    • 2009-03-19
    • JP2007225475
    • 2007-08-31
    • Jgc Catalysts & Chemicals Ltd日揮触媒化成株式会社
    • KUMAZAWA MITSUAKIMURAGUCHI MAKOTOMATSUDA MASAYUKIHIYOUHAKU YUJI
    • B05D7/24B05D5/00B32B27/20C09D5/00C09D183/04C09D201/00G02B1/10G02B1/111G02B1/14G02B1/16
    • PROBLEM TO BE SOLVED: To provide a base material with a hard coat film which can easily adjust its refractive index in a prescribed range, can make the refractive indices of the base material and a transparent membrane comparable since it contains composite oxide particles excellent in dispersive properties and stability, can therefore prevent the occurrence of an interference fringe, and is excellent in, for example, adhesion to the base material, scratch resistance, scratch strength, and pencil hardness and a coating solution which can form the hard coat film. SOLUTION: The base material with the hard coat film is composed of the base material and the hard coat film which is formed on at least one surface of the base material and comprises the composite oxide particles and a matrix component. The composite oxide particle has a core-shell structure the core of which is formed from zirconium oxide, and the shell of which is formed from antimony pentoxide and/or silica. The difference between the refractive index (HC n ) of the hard coat film and the refractive index (S n ) of the base material is 0.3 or below. The coating solution for forming the hard coat film is composed of the composite oxide particles and a matrix forming component. The composite oxide particle has the core-shell structure the core of which is formed from zirconium oxide, and the shell of which is formed from antimony pentoxide and/or silica. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了提供具有可以容易地将其折射率调节在规定范围内的硬涂层的基材,可以使基材和透明膜的折射率相当,因为它含有复合氧化物颗粒 分散性和稳定性优异,能够防止干涉条纹的发生,例如对基材的粘合性,耐擦伤性,划伤强度,铅笔硬度以及可形成硬涂层的涂布液优异 电影。 解决方案:具有硬涂膜的基材由基材和形成在基材的至少一个表面上的硬涂层组成,并且包含复合氧化物颗粒和基体组分。 复合氧化物颗粒具有核 - 壳结构,其核心由氧化锆形成,其壳由五氧化二锑和/或二氧化硅形成。 硬涂膜的折射率(HC n )与基材的折射率(S n )之间的差为0.3以下。 用于形成硬涂膜的涂布溶液由复合氧化物颗粒和基质形成组分组成。 复合氧化物颗粒的核 - 壳结构的核心由氧化锆形成,其壳由五氧化二锑和/或二氧化硅形成。 版权所有(C)2009,JPO&INPIT