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    • 11. 发明授权
    • Method for producing 1,1,1,3,3-pentafluoropropane
    • 制备1,1,1,3,3-五氟丙烷的方法
    • US06198010B1
    • 2001-03-06
    • US09166838
    • 1998-10-06
    • Satoshi YoshikawaRyouichi TamaiFuyuhiko SakyuYasuo HibinoYoshihiko Gotoh
    • Satoshi YoshikawaRyouichi TamaiFuyuhiko SakyuYasuo HibinoYoshihiko Gotoh
    • C07C1700
    • C07C19/08B01J27/125C07C17/00C07C17/21C07C21/18
    • The present invention relates to a method for producing 1,1,1,3,3-pentafluoropropane. This method includes a first step of fluorinating 1-chloro-3,3,3-trifluoropropene in a liquid phase by hydrogen fluoride in the presence of an antimony compound as a catalyst, or a second step of fluorinating 1-chloro-3,3,3-trifluoropropene in a gas phase by hydrogen fluoride in the presence of a fluorination catalyst. If the first step is taken, 1,1,1,3,3-pentafluoropropane can be produced with a high yield. If the second step is taken, 1,1,1,3,3-pentafluoropropane can continuously be easily produced. Therefore, the second step is useful for an industrial scale production thereof. According to the invention, 1-chloro-3,3,3-trifluoropropene may be produced by a method including a step of reacting 1,1,1,3,3-pentachloropropane with hydrogen fluoride in a gas phase in the presence of a fluorination catalyst. This method is useful, because yield of 1-chloro-3,3,3-trifluoropropene is high.
    • 本发明涉及一种生产1,1,1,3,3-五氟丙烷的方法。 该方法包括在作为催化剂的锑化合物的存在下,通过氟化氢在液相中氟化1-氯-3,3,3-三氟丙烯的第一步骤,或者将1-氯-3,3 ,3-氟三氟丙烯在氟化氢存在下,在氟化催化剂存在下进行。 如果采取第一步,可以高产率生产1,1,1,3,3-五氟丙烷。 如果采取第二步,可以连续容易地制备1,1,1,3,3-五氟丙烷。 因此,第二步对于工业规模生产是有用的。 根据本发明,1-氯-3,3,3-三氟丙烯可以通过包括以下步骤制备的方法:使1,1,1,3,3-五氯丙烷与氟化氢在气相中在 氟化催化剂。 该方法是有用的,因为1-氯-3,3,3-三氟丙烯的产率高。
    • 12. 发明授权
    • Method for producing 1,1,1,3,3,-pentafluoropropane
    • 制备1,1,1,3,3-五氟丙烷的方法
    • US6111150A
    • 2000-08-29
    • US764496
    • 1996-12-12
    • Fuyuhiko SakyuYasuo HibinoSatoshi YoshikawaRyouichi TamaiYoshihiko Gotoh
    • Fuyuhiko SakyuYasuo HibinoSatoshi YoshikawaRyouichi TamaiYoshihiko Gotoh
    • B01J27/08C07C17/00C07C17/087C07C17/20C07C19/08C07C21/18C07C17/08
    • C07C21/18B01J27/08C07C17/00C07C17/087C07C17/206C07C19/08
    • The present invention relates to a method for producing 1,1,1,3,3-pentafluoropropane. This method includes a step of adding hydrogen fluoride to 1,3,3,3-tetrafluoropropene in a liquid phase in the presence of a hydrohalogenation catalyst. This method is a useful method for producing 1,1,1,3,3-pentafluoropropane in an industrial scale, because yield of 1,1,1,3,3-pentafluoropropane is high. According to the invention, 1,3,3,3-tetrafluoropropene may be produced by a method including a step of reacting 1,1,1,3,3-pentachloropropane with hydrogen fluoride in a gas phase in the presence of a fluorination catalyst, or by another method including a step of reacting 1-chloro-3,3,3-trifluoropropene with hydrogen fluoride in a gas phase in the presence of a fluorination catalyst. According to the invention, 1-chloro-3,3,3-trifluoropropene may be produced by a method including a step of reacting 1,1,1,3,3-pentachloropropane with hydrogen fluoride in a gas phase in the presence of a fluorination catalyst.
    • 本发明涉及一种生产1,1,1,3,3-五氟丙烷的方法。 该方法包括在氢卤化催化剂存在下,在液相中向氟化氢加入1,3,3,3-四氟丙烯的步骤。 该方法是由于1,1,1,3,3-五氟丙烷的收率高而以工业规模生产1,1,1,3,3-五氟丙烷的有用方法。 根据本发明,可以通过以下方法制备1,3,3,3-四氟丙烯:在氟化催化剂存在下,使1,1,1,3,3-五氯丙烷与氟化氢在气相中反应的方法 或其它方法,包括在氟化催化剂存在下,在气相中使1-氯-3,3,3-三氟丙烯与氟化氢反应的步骤。 根据本发明,1-氯-3,3,3-三氟丙烯可以通过包括以下步骤制备的方法:使1,1,1,3,3-五氯丙烷与氟化氢在气相中在 氟化催化剂。
    • 14. 发明授权
    • Method of preparing hydrofluorocarbon
    • 制备氢氟碳化合物的方法
    • US5756869A
    • 1998-05-26
    • US742965
    • 1996-11-01
    • Satoshi YoshikawaNaoto TakadaHideki Oshio
    • Satoshi YoshikawaNaoto TakadaHideki Oshio
    • B01J23/644C07C17/23C07C19/08
    • B01J23/6447C07C17/23
    • The invention relates to a method of preparing a saturated hydrofluorocarbon represented by C.sub.n H.sub.p F.sub.z, by reducing a chlorofluorocarbon or hydrochlorofluorocarbon represented by C.sub.n H.sub.x Cl.sub.y F.sub.z by hydrogen in the presence of a catalyst having palladium and bismuth, wherein "n" is an integer within a range from 3 to 6, "x" is an integer within a range from 0 to 2n, each of "y" and "z" is an integer within a range from 1 to 2n+1, x+y+z=2n+2 or 2n, p=x+y when x+y+z=2n+2, and p=x+y+2 when x+y+z=2n. The catalyst has a long lifetime in the reduction. According to the invention, conversion of the chlorofluorocarbon or hydrochlorofluorocarbon is high, and the saturated hydrofluorocarbon is prepared with a high yield and a high selectivity.
    • 本发明涉及一种制备由CnHpFz表示的饱和氢氟碳化合物的方法,通过在具有钯和铋的催化剂的存在下,用氢还原由CnHxClyFz表示的氯氟烃或氢氯氟烃,其中“n”为3〜 在图6中,“x”是0〜2n的整数,“y”,“z”分别为1〜2n + 1,x + y + z = 2n + 2或2n的整数, 当x + y + z = 2n + 2时,p = x + y,当x + y + z = 2n时,p = x + y + 2。 催化剂在还原过程中寿命长。 根据本发明,氯氟烃或氢氯氟烃的转化率高,饱和氢氟碳化合物以高产率和高选择性制备。
    • 17. 发明授权
    • Optical subassembly and optical transceiver installing the same
    • 光学组件和光收发器安装相同
    • US07280724B2
    • 2007-10-09
    • US11152248
    • 2005-06-15
    • Satoshi Yoshikawa
    • Satoshi Yoshikawa
    • G02B6/02G02B6/255
    • G02B6/4201G02B6/421G02B6/4246G02B6/4251G02B6/4253G02B6/4263G02B6/4267G02B6/4269G02B6/4277G02B6/4292
    • The present invention relates to an optical transceiver that suppresses the EMI radiation through the optical receptacle and the discharge of the static electricity attributed to the optical connector through the optical receptacle. The optical transceiver of the invention includes an optical subassembly comprising a resin made sleeve cover in addition to a metal package and the metal sleeve assembly. Since the resin sleeve cover secures the tip of the sleeve assembly, the EMI discharge and the noise radiation through this sleeve cover can be suppressed. Moreover, the sleeve cover and the bush both included in the sleeve assembly form a united flange. Accordingly, the frame and the holder for positioning the optical subassembly are unnecessary to provide a specific structure.
    • 光收发器技术领域本发明涉及一种光收发器,其抑制通过光插座的EMI辐射,以及通过光插座排出归属于光连接器的静电。 本发明的光收发器包括除了金属封装和金属套筒组件之外还包括树脂制的套筒罩的光学子组件。 由于树脂套套固定套筒组件的尖端,所以可以抑制EMI放电和通过套筒盖的噪声辐射。 此外,包括在套筒组件中的套筒盖和衬套形成一个联合的法兰。 因此,用于定位光学组件的框架和保持器不需要提供特定的结构。
    • 19. 发明申请
    • Heat dissipating mechanism of a pluggable optical transceiver
    • 可插拔光收发器的散热机构
    • US20060093287A1
    • 2006-05-04
    • US11242148
    • 2005-10-04
    • Satoshi YoshikawaHidemi SoneHiromi Kurashima
    • Satoshi YoshikawaHidemi SoneHiromi Kurashima
    • G02B6/36
    • G02B6/4201G02B6/4246G02B6/4261G02B6/4271G02B6/4277G02B6/4292
    • The optical transceiver of the present invention is one type of the pluggable transceiver that is inserted into/extracted from the cage in the host system. The transceiver includes the OSA (Optical Sub-Assembly) unit, which shows the optical function, and the body unit installing the electronic circuit. The OSA unit includes the receptacle member, the tab plate and transmitting/receiving sub-assemblies. The body unit includes the base installing the circuit board, the heat conducting plate to conduct heat generated by the IC on the substrate to the rear end of the transceiver, the supplementary substrate, the supporting plate, and the cover for putting these components therein. In the present transceiver, the heat is effectively conducted to the rear end thereof the heat conducting plate, besides, the tab plate, the heat conducting plate, and the supporting plate are made only by cutting, bending and tapping without any welding and gluing. Therefore, the present invention may provide an optical pluggable transceiver with superior heat dissipating function by cost saved configuration.
    • 本发明的光收发器是插入到主机系统中的笼中的一种可插拔收发器。 收发器包括显示光学功能的OSA(光学子组件)单元和安装电子电路的机身单元。 OSA单元包括插座构件,接片板和发送/接收子组件。 主体单元包括安装电路板的基座,导热板,用于将基板上的IC产生的热量传导到收发器的后端,辅助基板,支撑板和用于将这些部件放置在其中的盖子。 在本收发器中,除了片状板,导热板和支撑板之外,导热板的后端有效地传导热量,而不用任何焊接和胶合即可进行切割,弯曲和攻丝。 因此,本发明可以通过成本节省的配置来提供具有优异的散热功能的光学可插拔收发器。