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    • 21. 发明申请
    • Semiconductor device
    • 半导体器件
    • US20060077601A1
    • 2006-04-13
    • US11222780
    • 2005-09-12
    • Hiroyuki IkedaKazuo TanakaHiroyasu IshizukaKoichiro Takakuwa
    • Hiroyuki IkedaKazuo TanakaHiroyasu IshizukaKoichiro Takakuwa
    • H02H9/00
    • H01L27/0251
    • The invention intends to provide a semiconductor device capable of preventing an electrostatic breakdown especially by the CDM, of the electrostatic breakdowns generated between plural power supply systems, with a few number of protection circuits. The semiconductor device includes a first circuit block that operates with a first power supply voltage and a first reference voltage, and a second circuit block that operates with a second power supply voltage and a second reference voltage. Further, the semiconductor device includes a first clamp circuit that clamps a potential between the first power supply voltage and the second reference voltage, a second clamp circuit that clamps a potential between the second power supply voltage and the first reference voltage, and a third clamp circuit that clamps a potential between the first reference voltage and the second reference voltage.
    • 本发明旨在提供一种半导体器件,其能够防止特别是CDM的静电击穿在多个电源系统之间产生的静电击穿与少数保护电路。 半导体器件包括以第一电源电压和第一参考电压工作的第一电路块,以及以第二电源电压和第二参考电压工作的第二电路块。 此外,半导体器件包括钳位第一电源电压和第二参考电压之间的电位的第一钳位电路,钳位第二电源电压和第一参考电压之间的电位的第二钳位电路和第三钳位电路 电路,钳位第一参考电压和第二参考电压之间的电位。
    • 27. 发明授权
    • Process for producing &egr;-caprolactone
    • 生产ε-己内酯的方法
    • US06472540B1
    • 2002-10-29
    • US09617547
    • 2000-07-14
    • Kazuo TanakaAtsushi OkoshiHiroshi Ogawa
    • Kazuo TanakaAtsushi OkoshiHiroshi Ogawa
    • C07D31304
    • C07D313/04
    • What is disclosed is a process for producing &egr;-caprolactone which comprises removing impurities by distillation from a reaction mixture obtained by co-oxidation of cyclohexanone and aldehyde, wherein &egr;-caprolactone separated from a purifying column is contacted with oxygen containing gas in the presence of cobalt. High boiling point components are removed to give an acid value of lower than 0.15 mgKOH/g. Thereby, a high quality &egr;-caprolactone providing improved polymer appearance is produced advantageously on an industrial scale without repeated purifying distillations or without using expensive stabilizer or adsorbent for the improvement of color.
    • 公开的是一种生产ε-己内酯的方法,其包括通过环己酮和醛的共氧化反应获得的反应混合物中的杂质除去杂质,其中在纯化塔分离的ε-己内酯与含氧气体在存在下接触 钴。 除去高沸点成分,得到低于0.15mgKOH / g的酸值。 因此,提供改善的聚合物外观的高品质ε-己内酯有利地在工业规模上生产,而无需重复纯化蒸馏或不使用昂贵的稳定剂或吸附剂来改善颜色。
    • 28. 发明授权
    • Method of producing R-Fe-B permanent magnet, and lubricant agent and release agent for use in shaping the same
    • 生产R-Fe-B永磁体的方法,以及用于成型R-Fe-B永磁体的润滑剂和脱模剂
    • US06361738B1
    • 2002-03-26
    • US09446334
    • 2000-03-28
    • Yuji KanekoJunichiro BabaKazuo TanakaShizuo Mori
    • Yuji KanekoJunichiro BabaKazuo TanakaShizuo Mori
    • B22F312
    • B22F1/0059H01F1/0577
    • The method of producing an R—Fe—B magnet of the present invention is characterized in that R—Fe—B alloy fine powder is molded in a magnetic field and sintered using a lubricant for molding magnets containing specific components, individually or as a mixture, of specific amounts of methyl caproate and/or methyl caprylate, which provide high crystal orientation, and lubricant comprising depolymerized polymer for improving molded article strength, or a lubricant for molding magnets wherein Ti coupling agent that improves crystal orientation is added to this lubricant for molding magnets. Each particle of the fine powder has a high degree of crystal orientation in the direction of the magnetic field, and molded article strength is markedly improved, leading to improved mass-productivity and yield. Moreover, the above-mentioned lubricants do not react with this magnet powder during sintering and are emitted as a gas. Therefore, binder removal performance is excellent and as a result, an increase in the amount of C remaining in the sintered compact is inhibited, to obtain an R—Fe—B permanent magnet with high Br and iHc properties.
    • 本发明的R-Fe-B磁体的制造方法的特征在于,R-Fe-B合金细粉末在磁场中成型,并使用用于成型含有特定成分的磁体的润滑剂单独或作为混合物 的特定量的提供高结晶取向的己酸甲酯和/或辛酸甲酯,以及包含用于提高成型体强度的解聚聚合物的润滑剂或用于成型磁体的润滑剂,其中将用于改善结晶取向的Ti偶联剂加入到该润滑剂中 成型磁铁。 细粉末的每个颗粒在磁场方向上具有高度的晶体取向,并且模制品强度显着提高,从而提高了批量生产率和产率。 此外,上述润滑剂在烧结期间不与该磁粉反应,作为气体排出。 因此,除去粘合剂的性能优异,因此抑制烧结体中剩余C量的增加,得到Br和iHc特性高的R-Fe-B永磁体。