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    • 13. 发明申请
    • Additive For Copper Plating And Process For Producing Electronic Circiut Substrate Therewith
    • 铜电镀用添加剂及其制造方法
    • US20080087549A1
    • 2008-04-17
    • US11573718
    • 2004-08-18
    • Hiroshi IshizukaNobuo SakagawaRyoichi KimizukaWei-ping Dow
    • Hiroshi IshizukaNobuo SakagawaRyoichi KimizukaWei-ping Dow
    • C25D5/02C07D257/04C07D245/02
    • C07C257/22C07C309/47C07C309/50C07D257/04C25D3/38H05K3/423
    • An additive for copper plating comprising, as an effective ingredient, a nitrogen-containing biphenyl derivative represented by the following formula (I): [wherein X represents a group selected from the following groups (II)-(VII): and Y represents a lower alkyl group, lower alkoxy group, nitro group, amino group, sulfonyl group, cyano group, carbonyl group, 1-pyridyl group, or the formula (VIII): (wherein R′ represents a lower alkyl group)], a copper plating solution formed by adding the additive for copper plating to a copper plating solution containing a copper ion ingredient and an anion ingredient, and a method of manufacturing on an electronic circuit substrate having a fine copper wiring circuit, which comprises electroplating in the copper plating solution using as the cathode an electronic circuit substrate in which fine microholes or microgrooves in the shape of an electronic circuit are formed on the surface.The additive for copper plating can fill through holes or via holes at a micron or sub-micron level even in a case where it consists of one component, and the copper plating solution using the additive for copper plating can be prepared and handled extremely easily and can stably fill the through holes or via holes for a long time.
    • 一种镀敷用添加剂,其特征在于,含有下述式(I)表示的含氮联苯衍生物作为有效成分:[式中,X表示选自下述(II) - (VII)中的基团,Y表示 低级烷基,低级烷氧基,硝基,氨基,磺酰基,氰基,羰基,1-吡啶基或式(VIII)表示:(其中R'表示低级烷基)],镀铜 通过将铜镀添加剂添加到含有铜离子成分和阴离子成分的铜电镀溶液中形成的溶液,以及在具有细铜布线电路的电子电路基板上制造方法,其包括在镀铜溶液中电镀使用 作为阴极,在表面上形成电子电路形状的细小微孔或微槽的电子电路基板。 用于镀铜的添加剂即使在由一种组分组成的情况下也可以通过微孔或亚微米级的孔或通孔填充,并且使用镀铜添加剂的镀铜溶液可以非常容易地制备和处理, 可以长时间稳定地填充通孔或通孔。
    • 16. 发明授权
    • Diamond abrasive particles and method for preparing the same
    • 金刚石磨料颗粒及其制备方法
    • US06565618B1
    • 2003-05-20
    • US09763804
    • 2001-02-27
    • Hiroshi Ishizuka
    • Hiroshi Ishizuka
    • C09K314
    • G11B5/8404C09K3/1409C09K3/1436C09K3/1463
    • Diamond particles are provided having a nominal size of 5 &mgr;m or less by D50 measurement and which comprise an explicit thermal effect such as a minute crack in the crystal structure due to a heat treatment at a temperature at least of 1000° C. The diamond particles include diamond converted non-diamond carbon in an amount of at least 0.5% by weight relative to the whole diamond particle. A method for synthesizing the diamond particles includes providing diamond particles having a primary particle D50 average size of 50 nm or greater, subjecting the diamond particles to a heat treatment at a temperature of at least 1000° C. in either a non-oxidizing atmosphere or in a vacuum, and converting the diamond partly to non-diamond carbon.
    • 通过D50测量提供标称尺寸为5μm或更小的金刚石颗粒,并且其包含明显的热效应,例如由于在至少1000℃的温度下的热处理而导致的晶体结构中的微小裂纹。金刚石颗粒 包括金刚石转化的非金刚石碳,其量相对于整个金刚石颗粒为至少0.5重量%。 用于合成金刚石颗粒的方法包括提供具有50nm或更大的初级颗粒D50平均尺寸的金刚石颗粒,在非氧化性气氛中在至少1000℃的温度下对金刚石颗粒进行热处理,或 在真空中,并将金刚石部分地转化为非金刚石碳。
    • 18. 发明授权
    • Method of purificating titanium tetrachloride
    • 纯化四氯化钛的方法
    • US4762696A
    • 1988-08-09
    • US48491
    • 1987-05-07
    • Hiroshi Ishizuka
    • Hiroshi Ishizuka
    • C01G23/02
    • C01G23/024
    • A method of purificating titanium tetrachloride, comprising: heating a loose mass of catalytic metal to a temperature over 300.degree. C. approximately, introducing vapor of a crude titanium tetrachloride to contact with said metal, said chloride comprising a minor amount of metal oxychloride, causing a reaction to convert a substantial part of the oxychloride to substances which are less volatile than titanium tetrachloride, removing such substances in condensed state from the titanium tetrachloride in fluid state, and recovering thus purified titanium tetrachloride.
    • 一种净化四氯化钛的方法,包括:将大量催化金属加热到大约300℃的温度,大约引入四氯化钛的蒸气与所述金属接触,所述氯化物包含少量的金属氯氧化物,引起 将大部分氯氧化物转化为比四氯化钛挥发性低的物质的反应,从流动状态的四氯化钛中以浓缩状态除去这些物质,并回收纯化的四氯化钛。
    • 20. 发明授权
    • Apparatus for producing purified refractory metal from a chloride thereof
    • 用于从其氯化物制备纯化的难熔金属的装置
    • US4565354A
    • 1986-01-21
    • US496939
    • 1983-05-18
    • Hiroshi Ishizuka
    • Hiroshi Ishizuka
    • C22B5/04C22B34/12C22B34/14C22B34/24C22B4/08
    • C22B5/04C22B34/1272C22B34/14C22B34/24Y10S266/905
    • An apparatus and a method for producing purified refractory metal from a chloride thereof, comprising: a conversion/evaporation chamber, defined by a first substantially cylindrical vessel means and a first detachable top thereover, said top comprising therewithin an axially extending cell with an opening at a bottom thereof, a cavity with a flanged outlet to serve as a path for effluent vapor, further, a gas jacket and a water jacket arranged close to said cell and cavity for temperature control, and a valve arranged in the cavity for regulation of vapor flow, a tube so arranged as to movable vertically and to extend along the axis of the top for feeding the chloride to magnesium as fused and held in said chamber, a closure arranged around and movable together with said tube for regulating the opening of the cell, a furnace means which surrounds to heat said chamber, a condensation chamber, defined by a second substantially cylindrical vessel means and a second detachable top thereover, said top having a cavity to serve as a path for incoming vapor, and a degassing means connected thereto, a cooling means for the condensation chamber by passing water therealong, a heatable duct in flanged connection with the outlet of the cavity over the conversion/evaporation chamber and extending to the cavity over the condensation chamber so as to provide a continuous passage for vapor from the former to latter chambers, said first and second vessel means further comprising, each, a cylindrical member of a substantially common geometry such as to support metallic product and to allow joint thereof to respective tops with a fastening means compatible with each other.
    • 一种用于从其氯化物中生产纯化的难熔金属的设备和方法,包括:由第一基本上圆柱形的容器装置和其上的第一可拆卸顶部限定的转化/蒸发室,所述顶部在其中包含轴向延伸的电池, 其底部,具有法兰出口的空腔,用作流出物蒸汽的路径,此外,气套和靠近所述电池和空腔布置的用于温度控制的水套,以及设置在空腔中用于调节蒸气的阀 流动,管被布置成可垂直移动并且沿着顶部的轴线延伸以将氯化物供入熔融并保持在所述室中的镁,封闭件设置在所述管周围并与所述管一起移动以调节电池的开口 围绕加热所述室的炉装置,由第二基本上圆柱形的容器装置限定的冷凝室和第二可拆卸顶部 r,所述顶部具有用作进入蒸气的路径的空腔和连接到其上的脱气装置,用于冷凝室的冷却装置,通过其流过水,在转换器上与空腔的出口法兰连接的可加热管道 /蒸发室,并且延伸到冷凝室上方的空腔,以便为从前者到后一个腔室的蒸汽提供连续通道,所述第一和第二容器装置还包括一个基本上共同的几何形状的圆柱形构件, 支撑金属制品并且通过彼此兼容的紧固装置允许其相应的顶部的接合。