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    • 4. 发明授权
    • Thermopile infrared sensor and process for producing the same
    • 热电堆红外传感器及其制造方法
    • US06348650B1
    • 2002-02-19
    • US09534045
    • 2000-03-24
    • Haruyuki EndoTakeshi FuseTadashi MatsudateYasutaka TanakaToshikazu Okada
    • Haruyuki EndoTakeshi FuseTadashi MatsudateYasutaka TanakaToshikazu Okada
    • H01L3534
    • G01J5/12H01L2224/45144H01L2224/48091H01L2924/00014H01L2924/00
    • An improved thermopile infrared sensor is provided wherein thermoelectric elements are formed on a single crystalline silicon substrate containing a cavity therein. The thermopile infrared sensor contains a first dielectric film covering the cavity, a plurality of n-type polycrystalline silicon layers formed on the first dielectric film, extending radially from the vicinity of a chip center, and metal film layers formed in contact with the n-type polycrystalline silicon layers, wherein hot junctions are formed at the chip central side and cold junctions are formed at the chip peripheral side of the n-type polycrystalline silicon layers, respectively, by contacting the n-type polycrystalline silicon layer and the metal film layer, and at least one series of thermoelectric elements is formed on the first dielectric film by connecting alternately and successively, by the metal film layer, the hot junction and cold junction of the neighboring n-type polycrystalline silicon layer.
    • 提供了一种改进的热电堆红外传感器,其中热电元件形成在其中包含空腔的单晶硅衬底上。 热电堆红外传感器包含覆盖空腔的第一电介质膜,形成在第一电介质膜上的从芯片中心附近径向延伸的多个n型多晶硅层,以及与n型多晶硅层接触形成的金属膜层, 型多晶硅层,其中在芯片中心侧形成热接头,并且通过使n型多晶硅层和金属膜层接触而分别在n型多晶硅层的芯片周边形成冷接点 并且通过金属膜层交替连续地连接相邻的n型多晶硅层的热结和冷结,在第一介电膜上形成至少一系列热电元件。
    • 6. 发明授权
    • Process for preparing .alpha.-phenylpropionic acid derivative
    • 制备α-苯基丙酸衍生物的方法
    • US4843172A
    • 1989-06-27
    • US103309
    • 1987-09-30
    • Yasutaka TanakaHidetaka KojimaYasuo Tsuji
    • Yasutaka TanakaHidetaka KojimaYasuo Tsuji
    • B01J27/13B01J27/00C07B61/00C07C51/00C07C51/12C07C51/48C07C57/30C07C67/00
    • C07C51/12Y02P20/584
    • A process for preparing an .alpha.-phenylpropionic acid derivative wherein an .alpha.-phenylethyl alcohol derivative is reacted with carbon monoxide in the presence of a catalyst to give an .alpha.-phenylpropionic acid derivative, which comprises carrying out the reaction in either one of the following manners (I), (II) and (III):(i) effecting said reaction in the presence of a rhodium catalyst, as said catalyst, together with an iodine compound in such an amount as to give a Rh to I ratio on an atomic basis of 1:0.5 to 1:6; adjusting the concentration of water in the reaction mixture to a level of 2 mol/l or below; and employing a reaction temperature of 130.degree. C. or below,(II) employing a mixture of a hydrocarbon and an oxygen-containing organic compound as a solvent, or(III) effecting said reaction in the presence of a rhodium catalyst, as said catalyst, and an iodine compound; adding water optionally together with an oxygen-containing organic compound as an extraction solvent to the resulting reaction mixture to thereby separate the same into two layers, i.e., a layer containing the reaction product and an aqueous layer; and repeatedly using the rhodium catalyst contained in said aqueous layer.
    • 一种制备α-苯基丙酸衍生物的方法,其中α-苯乙醇衍生物在催化剂存在下与一氧化碳反应,得到α-苯基丙酸衍生物,其包括以下列任一种方式进行反应 (I),(II)和(III):(i)在作为所述催化剂的铑催化剂存在下进行所述反应与碘化合物一起使用,以使得Rh与I 基础为1:0.5至1:6; 将反应混合物中的水浓度调节至2mol / l或更低的水平; 使用烃和含氧有机化合物的混合物作为溶剂的反应温度为130℃以下的反应温度,或者在铑催化剂存在下进行所述反应的(III),如上所述 催化剂和碘化合物; 将任选地与含氧有机化合物一起作为萃取溶剂加入到所得反应混合物中,从而将其分离成两层,即含有反应产物和水层的层; 并重复使用包含在所述水层中的铑催化剂。
    • 7. 发明授权
    • Aromatic condensation compounds useful as optically active building
blocks
    • 用作光学活性结构单元的芳族缩合化合物
    • US5973151A
    • 1999-10-26
    • US32081
    • 1998-02-27
    • Yasutaka TanakaAkemi SekitaHiroshi SuzukiAkiyoshi Torii
    • Yasutaka TanakaAkemi SekitaHiroshi SuzukiAkiyoshi Torii
    • B01J27/138C07B57/00C07B61/00C07D471/04C07D471/02
    • C07D471/04
    • Disclosed are aromatic condensation compounds useful as building blocks for construction of various types of optically active substances and reagent, wherein the aromatic condensation compounds are represented by general formula (1) below and capable of forming enantiomeric isomers. In the formula, two Rs are the same or different functional groups and selected from among linear, branched and cyclic hydrocarbon groups of 1-16 carbon atoms, either of which R may be hydrogen. A portion of the aromatic nucleus may be reduced, or at least one of the two nitrogen atoms may be quaternary. The aromatic condensation compounds can be produced by heating and reacting N,N'-diphenyl-p-phenylenediamine with a carboxylic acid represented by the general formula --RCOOH in an amount of at least 2 molar equivalents with respect to the diamine, at 180-210.degree. C. in the presence of a Lewis acid such as zinc chloride. ##STR1##
    • 公开了用作构建各种光学活性物质和试剂的结构单元的芳族缩合化合物,其中芳族缩合化合物由下述通式(1)表示并能够形成对映体异构体。 在该式中,两个R 5是相同或不同的官能团,并且选自1-16个碳原子的直链,支链和环状烃基,其中R可以是氢。 芳族核的一部分可以被还原,或者两个氮原子中的至少一个可以是四价的。 芳香缩合化合物可以通过加热和反应N,N'-二苯基对苯二胺与通式-RCOOH表示的羧酸相对于二胺在至少2摩尔当量的量下, 在路易斯酸如氯化锌存在下,在210℃下进行。