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    • 1. 发明授权
    • Pyridazinone derivatives and processes for preparing the same
    • 哒嗪酮衍生物及其制备方法
    • US5739132A
    • 1998-04-14
    • US767444
    • 1996-12-16
    • Akihiko IshidaKoichi HommaHarumichi KonoKoji TamuraYasuhiko Sasaki
    • Akihiko IshidaKoichi HommaHarumichi KonoKoji TamuraYasuhiko Sasaki
    • C07D237/04A61K31/50
    • C07D237/04
    • Disclosed are a pyridazinone compound represented by the formula: ##STR1## wherein (1) R.sup.1 is a substituted or unsubstituted C.sub.1-10 alkyl, a C.sub.3-6 cycloalkyl, a lower alkenyl, a heterocyclic group having N, O or S atom or camphor-10-yl; R.sup.3 is hydrogen, a substituted or unsubstituted lower alkyl or a lower alkenyl; or R.sup.1 and R.sup.3 are bonded at terminal ends thereof to form a lower alkylene; and Z is a group represented by the formula: ##STR2## where n is 1 or 2; and D is hydrogen or a halogen; or (2) R.sup.1 is a substituted or unsubstituted C.sub.1-10 alkyl, a substituted or unsubstituted phenyl, a C.sub.3-6 cycloalkyl, a lower alkenyl, a heterocyclic group having N, O or S atom or camphor-10-yl; R.sup.3 is hydrogen, a substituted or unsubstituted lower alkyl or a lower alkenyl; or R.sup.1 and R.sup.3 are bonded at terminal ends thereof to form a lower alkylene; and Z is a group represented by the formula: ##STR3## and R.sup.2 is hydrogen, a substituted or unsubstituted lower alkyl, an aryl or a lower alkenyl; and --A--B-- is an ethylene or vinylene each of which may be substituted by 1 or 2 groups selected from the group consisting of a lower alkyl and phenyl group, or a pharmaceutically acceptable salt thereof, and processes for preparing the same.
    • 公开了由下式表示的哒嗪酮化合物:其中(1)R1是取代或未取代的C1-10烷基,C3-6环烷基,低级烯基,具有N,O或S的杂环基 原子或樟脑-10-基; R3是氢,取代或未取代的低级烷基或低级烯基; 或者R 1和R 3在其末端键合形成低级亚烷基; Z为由下式表示的基团:其中n为1或2; D为氢或卤素; 或(2)R1是取代或未取代的C1-10烷基,取代或未取代的苯基,C3-6环烷基,低级链烯基,具有N,O或S原子的杂环基或樟脑-10-基; R3是氢,取代或未取代的低级烷基或低级烯基; 或者R 1和R 3在其末端键合形成低级亚烷基; Z是由下式表示的基团:< IMAGE> R2是氢,取代或未取代的低级烷基,芳基或低级烯基; 并且-A-B-是各自可以被选自低级烷基和苯基的1或2个基团取代的乙烯或亚乙烯基,或其药学上可接受的盐及其制备方法。
    • 4. 发明授权
    • Method for preserving nitrile hydratase or nitrilase activity of
microbial cells with inorganic salts
    • 用无机盐保存微生物细胞的腈水合酶或腈水解酶活性的方法
    • US5705382A
    • 1998-01-06
    • US542291
    • 1995-10-12
    • Takakazu EndoToshiaki DoiKoji TamuraYuji HirataKouzo Murao
    • Takakazu EndoToshiaki DoiKoji TamuraYuji HirataKouzo Murao
    • C12N11/00C12N1/04C12N11/14C12R1/01C12N1/12C12N9/96C12N11/04
    • C12N1/04C12N11/14
    • Cells having enzyme activity, and the enzyme activity thereof, are preserved for a prolonged period of time, as a suspension of microbial cells or as a suspension of immobilized cells in particles, in an aqueous medium that is a neutral or weakly basic aqueous solution of inorganic salts, having a molarity ranging from 100 mM to the saturation concentration of the inorganic salts. Preferably, the microbial cells are cells containing the enzyme, nitrile hydratase or nitrilase, such as Gordona terrae or Rhodococcus rhodochrous, and the inorganic salts are phosphates, borates, sulfates, sulfites or hydrochlorides. The present invention provides an industrially useful method for preserving a large quantity of cells or immobilized cells in particles having nitrile hydratase or nitrilase enzyme activity for a prolonged period of time (e.g., 300 days) without cell lysis or enzyme deterioration even at room temperature. The present invention also renders possible a sharp reduction in labor and cooling cost, which are necessary in the conventional preservation process.
    • 具有酶活性的细胞及其酶活性在水性培养基中作为微生物细胞的悬浮液或作为固定化细胞的悬浮液在水性培养基中保持较长时间,其为中性或弱碱性水溶液 无机盐,其摩尔浓度范围为100mM至无机盐的饱和浓度。 优选地,微生物细胞是含有酶,腈水合酶或腈水解酶的细胞,例如戈多纳土壤或玫瑰色红玫瑰色,无机盐是磷酸盐,硼酸盐,硫酸盐,亚硫酸盐或盐酸盐。 本发明提供一种工业上有用的方法,即使在室温下,即使在室温下,也不会在细胞裂解或酶劣化的情况下长时间(例如,300天),在具有腈水合酶或腈水解酶活性的颗粒中保存大量细胞或固定化细胞。 本发明还使得在常规保存过程中必需的劳动和冷却成本急剧下降。
    • 9. 发明授权
    • Brake disk producing method and brake disk
    • 制动盘制作方法及制动盘
    • US08250898B2
    • 2012-08-28
    • US12923587
    • 2010-09-29
    • Tadashi TakenakaKoji Tamura
    • Tadashi TakenakaKoji Tamura
    • B21D22/00B21D28/00
    • F16D65/12F16D2065/026F16D2065/1316F16D2065/1392F16D2069/004F16D2200/0017F16D2200/003F16D2250/0023
    • A brake disk producing method, comprising a periphery pressing step for forming an outer peripheral shape (5) of a rotor plate (2) into a peripheral shape having recesses and ridges (5a, 5b) repeated in a radial direction, and a chamfering step for forming a chamfered surface (6) by pressing, against a corner portion (2d) on an outer peripheral edge of the rotor plate (2), a die (7), and a brake disk made by the method. Accordingly, it is possible to improve heat radiation capability, reduce the weight and moment of inertia, improve safety in handling, and suppress increase in production costs. Furthermore, by forming the chamfered surface (6), the amount of wear of a brake pad pressed by the brake disk (1) can be reduced, and durability of braking performance can be maintained or improved.
    • 1.一种制动盘的制造方法,其特征在于,包括:外周加压工序,用于将转子板(2)的外周形状(5)形成为具有沿径向重复的凹部(5a,5b)的周向形状,以及倒角工序 用于通过压在转子板(2)的外周边缘上的角部(2d)上形成倒角表面(6),模具(7)和由该方法制成的制动盘。 因此,能够提高散热能力,减轻重量和转动惯量,提高搬运安全性,抑制生产成本的增加。 此外,通过形成倒角表面(6),可以减少由制动盘(1)按压的制动衬块的磨损量,并且可以保持或改善制动性能的耐久性。