Method for preventing or alleviating cerebral apoplexy
    32.
    发明授权
    Method for preventing or alleviating cerebral apoplexy 失效
    预防或缓解脑中风的方法

    公开(公告)号:US5889046A

    公开(公告)日:1999-03-30

    申请号:US595209

    申请日:1996-02-01

    CPC分类号: A61K31/357 A61K31/36

    摘要: The present invention discloses a preventive or ameliorant of hypertension or medical symptoms caused by it and a food or beverage that prevents or ameliorates hypertension or medical symptoms caused by it that contain for its active ingredient dioxabicyclo�3.3.0!octane derivative represented by the formula (2). ##STR1## wherein, R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 are respectively and independently a hydrogen atom or an alkyl group having 1 to 3 carbon atoms, or R.sup.1 and R.sup.2 and/or R.sup.4 and R.sup.5 collectively represent a methylene group or ethylene group, and n, m and L represent 0 or 1.

    摘要翻译: 本发明公开了一种预防或改善由其引起的高血压或由其引起的医学症状以及食物或饮料,其预防或改善由其引起的高血压或医学症状,所述高血压或医学症状包含其活性成分二氧二环〔3.3.0〕辛烷衍生物 (2)。 其中,R 1,R 2,R 3,R 4,R 5和R 6分别独立地为氢原子或具有1至3个碳原子的烷基,或者R 1和R 2和/或R 4和R 5共同表示亚甲基或 乙烯基,n,m和L表示0或1。

    Synthetic resin optical transmission medium and its preparation method
    33.
    发明授权
    Synthetic resin optical transmission medium and its preparation method 失效
    合成树脂光传输介质及其制备方法

    公开(公告)号:US5425122A

    公开(公告)日:1995-06-13

    申请号:US996952

    申请日:1992-12-24

    CPC分类号: G02B1/045

    摘要: The present invention relates to provide a drawn optical transmission medium having excellent heat resistance and a continuous refractive index distribution in a good productivity at a low cost, and the disadvantages in a conventional synthetic resin optical transmission medium can be eliminated, which method is characterized by a step of crosslinking a polymer having a continuous refractive index gradient distributed from the peripheral portion to the central portion in its cross section and having a crosslinkable functional groups, after the step of heating and drawing.

    摘要翻译: 本发明涉及以低成本提供良好的耐热性和连续折射率分布的拉制光传输介质,并且可以消除常规合成树脂光传输介质的缺点,该方法的特征在于 在加热和拉伸步骤之后,交联具有从其周边部分到中心部分的具有连续折射率梯度的聚合物的步骤,并且具有交联性官能团。

    Process for producing carbon fibers
    38.
    发明授权
    Process for producing carbon fibers 失效
    生产碳纤维的方法

    公开(公告)号:US3933986A

    公开(公告)日:1976-01-20

    申请号:US460147

    申请日:1974-04-11

    CPC分类号: D01F9/32 C01B31/00 D01F9/22

    摘要: A process for producing carbon fibers which comprises (a) treating preoxidized fibers produced from an acrylonitrile fiber with a reducing liquid containing a specific compound and (b) thereafter carbonizing or graphitizing the treated fibers at a temperature above 800.degree. C. The thus-obtained carbon or graphite fibers have a high tensile strength and a high modulus of elasticity.

    摘要翻译: 一种生产碳纤维的方法,其包括(a)用含有特定化合物的还原液处理由丙烯腈纤维生产的预氧化纤维和(b)然后在高于800℃的温度下对经处理的纤维进行碳化或石墨化。 碳或石墨纤维具有高拉伸强度和高弹性模量。

    LED POWER SUPPLY SYSTEMS AND METHODS
    39.
    发明申请
    LED POWER SUPPLY SYSTEMS AND METHODS 有权
    LED电源系统和方法

    公开(公告)号:US20120013267A1

    公开(公告)日:2012-01-19

    申请号:US13182000

    申请日:2011-07-13

    IPC分类号: H05B37/02

    CPC分类号: H05B33/0815 H05B33/0827

    摘要: One aspect of the present invention includes a light-emitting diode (LED) power supply system. The system includes an LED regulator configured to monitor at least one LED voltage associated with a respective at least one activated LED string and to generate an LED regulation voltage based on the at least one LED voltage relative to an LED power voltage that provides power to the at least one activated LED string. The system also includes a power converter configured to generate the LED power voltage and to regulate the LED power voltage based on the LED regulation voltage.

    摘要翻译: 本发明的一个方面包括发光二极管(LED)电源系统。 该系统包括LED调节器,其被配置为监测与相应的至少一个激活的LED串相关联的至少一个LED电压,并且基于相对于向所述至少一个激活的LED串提供电力的LED功率电压的至少一个LED电压来产生LED调节电压 至少一个激活的LED串。 该系统还包括功率转换器,其被配置为产生LED电源电压并且基于LED调节电压来调节LED电源电压。