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    • 2. 发明授权
    • Process for production of radioactive-fluorine-labeled organic compound
    • 放射性氟标记有机化合物的制备方法
    • US08269035B2
    • 2012-09-18
    • US12747726
    • 2008-12-16
    • Fumie KurosakiMasahito ToyamaAkio Hayashi
    • Fumie KurosakiMasahito ToyamaAkio Hayashi
    • C07C69/74
    • C07B59/00C07B59/001C07B2200/05C07C269/06C07C2601/04Y02P20/55C07C271/24
    • A process for production of a radioactive fluorine-labeled organic compound is provided which can improve the yield of radioactive fluorination. Provided is a process in which a compound represented by the following formula (1): (wherein R1 is a straight or branched alkyl chain with 1-10 carbon atoms or an aromatic substituent, R2 is a straight or branched haloalkylsulfonic acid substituent with 1-10 carbon atoms, a straight or branched alkylsulfonic acid substituent with 1-10 carbon atoms, a fluorosulfonic acid substituent or an aromatic sulfonic acid substituent, and R3 is a protective group) is heated under stirring in an inert organic solvent in a presence of a phase transfer catalyst, 18F ions and potassium ions, so as to effect labeling with a radioactive fluorine, wherein the heating temperature is 40-90° C., and the concentration of the phase transfer catalyst in the inert organic solvent is 70 mmol/L or more. Preferably, the molar ratio of the phase transfer catalyst is 0.7 or more relative to the compound of the formula (1), and the concentration of the compound of the formula (1) in the inert organic solvent is 50 mmol/L or more.
    • 提供了可以提高放射性氟化产率的放射性氟标记的有机化合物的制造方法。 本发明提供下述式(1)表示的化合物:其中,R 1为碳原子数为1〜10的直链或支链烷基或芳香族取代基的化合物,R2为直链或支链的卤代烷基磺酸取代基, 10个碳原子,具有1-10个碳原子的直链或支链烷基磺酸取代基,氟磺酸取代基或芳族磺酸取代基,并且R 3是保护基))在搅拌下在惰性有机溶剂中,在 相转移催化剂,18F离子和钾离子,以便用放射性氟进行标记,其中加热温度为40-90℃,相转移催化剂在惰性有机溶剂中的浓度为70mmol / L 或者更多。 相对于式(1)化合物,相转移催化剂的摩尔比优选为0.7以上,惰性有机溶剂中式(1)化合物的浓度为50mmol / L以上。
    • 3. 发明申请
    • METHOD FOR PRODUCTION OF RADIATION DIAGNOSTIC IMAGING AGENT
    • 辐射诊断成像剂的生产方法
    • US20100119448A1
    • 2010-05-13
    • US12526667
    • 2008-02-12
    • Daisaku NakamuraSoichi NakamuraMasahito ToyamaAkio Hayashi
    • Daisaku NakamuraSoichi NakamuraMasahito ToyamaAkio Hayashi
    • A61K51/04
    • C07C229/48A61K9/0019A61K47/26A61K51/0402A61K51/0406C07B59/001C07B63/04C07B2200/05C07C2601/04
    • A method for producing a radioactive diagnostic imaging agent which contains a radioactive halogen-labeled amino acid compound as an effective ingredient and has a composition that can inhibit radiolysis of the effective ingredient, thereby further improving stability, is provided. Disclosed is a method for producing a radioactive diagnostic imaging agent, comprising a solution preparation step of preparing a solution containing a radioactive halogen-labeled amino acid compound, and a dilution step of diluting the solution containing the radioactive fluorine-labeled organic compound in order to adjust radioactive concentration thereof, which further comprises an acid addition step of adding an acid to the solution containing the radioactive fluorine-labeled organic compound, after the solution preparation step and before the dilution step, wherein the acid is added in the acid addition step in an amount sufficient to adjust the pH of the solution resulting from the dilution step to 2.0-5.9, for example, in an amount corresponding to 0.40-2.8 mmol per 1 L of the solution resulting from the dilution step.
    • 提供了含有放射性卤素标记的氨基酸化合物作为有效成分并具有能够抑制有效成分的放射线析出,从而进一步提高稳定性的组成的放射性诊断显像剂的制造方法。 本发明公开了一种放射性诊断显像剂的制造方法,其特征在于,包括:制备含有放射性卤素标记的氨基酸化合物的溶液的溶液制备工序,以及稀释含有放射性氟标记的有机化合物的溶液的稀释步骤, 调整其放射性浓度,其还包括在溶液制备步骤之后和稀释步骤之前在含有放射性氟标记的有机化合物的溶液中加入酸的酸添加步骤,其中在酸添加步骤中加入酸 足以将由稀释步骤得到的溶液的pH调节至2.0-5.9的量,例如,相对于每1L由稀释步骤得到的溶液为0.40-2.8mmol的量。
    • 7. 发明申请
    • Drive operation device of walk-behind lawn mower
    • 行走式割草机驱动作业装置
    • US20070256401A1
    • 2007-11-08
    • US11790208
    • 2007-04-24
    • Yoshihisa HibiGraeme Sidney ParrisAkio Hayashi
    • Yoshihisa HibiGraeme Sidney ParrisAkio Hayashi
    • A01D75/28
    • A01D34/824
    • A walk-behind lawn mower in a form that a handle arm is integrally provided toward an obliquely upper back in a rear of a machine, and a loop handle is provided at a rear end of the relevant handle arm with slightly tilting forward, and a driver performs drive operation while walking following the machine that travels by itself at a back of the machine, includes a throttle lever, the throttle lever being able to be drawn together with the handle by being operated by either of right and left hands grasping the handle, in addition, engine rotation frequency being able to be controlled using the amount of drawing, wherein the throttle lever is rotatably provided on the handle arm in an obliquely lower front or obliquely upper back of the handle.
    • 把手臂一体地设置在机器后部的斜上背部的形式的步行式割草机,并且在稍后向前倾斜的相关把手臂的后端设置有环把手,并且 驾驶员在机器背后的机器行走时执行驾驶操作,包括节流杆,节气门杆能够通过由把手握住的左手和右手中的任一个操作而与手柄一起拉动 此外,能够使用拉伸量来控制发动机转速,其中节流杆可旋转地设置在手柄的手柄的倾斜下前方或斜后方。
    • 9. 发明授权
    • Flame retardant cable
    • 阻燃电缆
    • US5889087A
    • 1999-03-30
    • US842386
    • 1997-04-23
    • Akio HayashiKatsuhiro Horita
    • Akio HayashiKatsuhiro Horita
    • C08K3/00C08L23/00C08L23/08C08L31/04C08L33/04C08L33/08H01B3/44H01B7/295H02G15/00
    • H01B3/441H01B3/447H01B3/448H01B7/295H02G15/003
    • A cable comprising one or more electrical conductors or communications media, or a core of two or electrical conductors or communications media, each electrical conductor, communications medium, or core being surrounded by a composition comprising:(A) about 40 to about 93 percent by weight of at least one resin selected from the group consisting of ethylene/vinyl acetate copolymer, ethylene/ethyl acrylate copolymer, and an ethylene/alpha-olefin copolymer having a density equal to or less than 0.915 gram per cubic centimeter.(B) about 5 to about 50 percent by weight of a linear ethylene/alpha-olefin copolymer produced by using a single-site metallocene catalyst and having a melt flow rate of about 0.5 to about 50 grams per 10 minutes; a density of 0.86 to 0.91 gram per cubic centimeter; and an Mw/Mn ratio equal to or less than about 3.0;(C) about 2 to about 40 percent by weight of an ethylenic resin modifiedwith a compound or compounds containing a functional group, andfor each 100 parts by weight of components (A), (B), and (C), combined,(D) about 50 to about 250 parts by weight of an inorganic flame retardant; and(E) about 0.05 to about 10 parts by weight of silicone oil.
    • 一种电缆,包括一个或多个电导体或通信介质,或两个或电气导体或通信介质的核心,每个电导体,通信介质或核心被组合物包围,所述组合物包括:(A)约40至约93% 选自乙烯/乙酸乙烯酯共聚物,乙烯/丙烯酸乙酯共聚物和密度等于或小于0.915克/立方厘米的乙烯/α-烯烃共聚物中的至少一种树脂的重量。 (B)约5至约50重量%的通过使用单位点金属茂催化剂制备的线性乙烯/α-烯烃共聚物,其熔体流动速率为约0.5至约50克/ 10分钟; 密度为0.86至0.91克/立方厘米; 和Mw / Mn比等于或小于约3.0; (C)约2〜约40重量%的用含有官能团的化合物或化合物改性的乙烯树脂,并且对于每100重量份的组分(A),(B)和(C)组合, (D)约50至约250重量份的无机阻燃剂; 和(E)约0.05至约10重量份的硅油。