Process for preparing bicylo[2.2.1] heptane derivatives
    41.
    发明授权
    Process for preparing bicylo[2.2.1] heptane derivatives 有权
    制备双环[2.2.1]庚烷衍生物的方法

    公开(公告)号:US06841713B2

    公开(公告)日:2005-01-11

    申请号:US10181433

    申请日:2001-02-06

    摘要: The invention relates to economical and efficient methods for producing 2-methylene-3-methylbicyclo[2,2,1]heptane, 2,3-dimethylbicyclo[2.2.1]hept-2-ene and the like that are useful for materials of producing base oil of traction drive fluid for traction drive lubricating oil. The methods comprise reacting one or more C3-4 acyclic olefins with cyclopentadiene and isomerizing the resulting bicyclo[2.2.1]heptene derivatives in the presence of an isomerization catalyst to give one or more bicyclo[2.2.1]heptane derivatives.

    摘要翻译: 本发明涉及用于生产2-亚甲基-3-甲基双环[2,2,1]庚烷,2,3-二甲基双环[2.2.1]庚-2-烯等的经济有效的方法,其用于 生产用于牵引驱动润滑油的牵引驱动液基础油。 所述方法包括使一种或多种C 3-4无环烯烃与环戊二烯反应,并在异构化催化剂存在下异构化得到的双环[2.2.1]庚烯衍生物,得到一种或多种双环[2.2.1]庚烷衍生物。

    Fluid for traction drive
    44.
    发明授权
    Fluid for traction drive 失效
    用于牵引驱动的流体

    公开(公告)号:US4704490A

    公开(公告)日:1987-11-03

    申请号:US594

    申请日:1987-01-06

    摘要: The fluid for traction drive containing:(A) an alkane derivative having at least three cyclohexane rings in a molecule; and(B) an alkane derivative having a main chain of two or three carbon atoms, to which at least two methyl groups are bonded, and having two cyclohexane rings in a molecule each bonded to one of the terminal carbon atoms of the alkane, or a cyclopentane derivative having two cyclohexane rings in a molecule, and which has a kinematic viscosity of at least 3 centistokes at 100.degree. C.The fluid has a high traction coefficient with stability over a wide range of temperature.

    摘要翻译: 用于牵引驱动的流体包含:(A)在分子中具有至少三个环己烷环的烷烃衍生物; 和(B)具有两个或三个碳原子的主链的烷烃衍生物,其中键合有至少两个甲基,并且在分子中具有两个分别与烷烃的末端碳原子键合的环己烷环,或 在分子中具有两个环己烷环的环戊烷衍生物,其运动粘度在100℃下至少为3厘沲。该流体具有高牵引系数,在宽的温度范围内具有稳定性。

    Process for introduction of styrenes in side chain of substituted
aromatic compounds
    45.
    发明授权
    Process for introduction of styrenes in side chain of substituted aromatic compounds 失效
    取代芳族化合物侧链引入苯乙烯的方法

    公开(公告)号:US4703124A

    公开(公告)日:1987-10-27

    申请号:US810933

    申请日:1985-12-19

    CPC分类号: C07C2/72

    摘要: A process for introduction of styrenes in the side chain of substituted aromatic compounds, said side chain containing at least one hydrogen atom in the .alpha.-position thereof, is disclosed, comprising reacting the styrenes and the substituted aromatic compounds in the presence of (A) an alkali metal and (B) a compound containing a benzyloxy group or alkyl and/or aryl-substituted benzyloxy group. Use of (A) and (B) as a reaction accelerator permits to introduce the styrenes in the side chain of the substituted aromatic compounds in high yield and selectivity.

    摘要翻译: 公开了一种在取代的芳族化合物的侧链中引入苯乙烯的方法,所述芳族化合物的α-位上含有至少一个氢原子的侧链,包括在(A)的存在下使苯乙烯和取代的芳族化合物反应, 碱金属和(B)包含苄氧基或烷基和/或芳基取代的苄氧基的化合物。 使用(A)和(B)作为反应促进剂可以以高产率和选择性将取代的芳族化合物的侧链中的苯乙烯引入。

    Working fluid for traction drive
    46.
    发明授权
    Working fluid for traction drive 失效
    牵引驱动的工作液

    公开(公告)号:US4684754A

    公开(公告)日:1987-08-04

    申请号:US931431

    申请日:1986-11-14

    摘要: The working fluid for traction drive comprises (A) a compound having, in a molecule, two decahydronaphthalene rings bonded either directly to each other or to the same or different carbon atoms in an alkane molecule or a compound having, in a molecule, one decahydronaphthalene ring and one cyclohexane ring bonded either directly to each other or to the same carbon atom in an alkane molecule and (B) a compound having two cyclohexane rings bonded either to the terminal carbon atoms of a C.sub.2-3 alkane molecule or to the carbon atoms of cyclopentane. The working fluid has a high traction coefficient with stability over a wide range of temperature, especially, in low temperatures.

    摘要翻译: 用于牵引驱动的工作流体包括(A)在分子中具有两个十氢萘环的化合物,所述十氢萘环彼此直接键合或与烷烃分子中相同或不同的碳原子结合,或在分子中具有一个十氢萘 环和一个环烷环直接相互键合或与烷烃分子中的相同碳原子键合,和(B)具有与C2-3烷烃分子的末端碳原子键合或碳原子上具有两个环己烷环的化合物 的环戊烷。 工作流体具有高牵引系数,在宽的温度范围内具有稳定性,特别是在低温下。

    Traction drive fluids
    48.
    发明授权
    Traction drive fluids 失效
    牵引驱动液

    公开(公告)号:US4556503A

    公开(公告)日:1985-12-03

    申请号:US647110

    申请日:1984-09-04

    摘要: A traction drive fluid is described, containing as the base stock a compound represented by the general formula (I): ##STR1## wherein all the symbols are as defined in the appended claims. This traction drive fluid has a high traction coefficient, has a good thermal stability, is of low viscosity, is of low volatility and further is reduced in temperature dependency of viscosity. Thus it is suitable for use in continuously variable transmission of cars or industrial machines.

    摘要翻译: 描述了牵引驱动流体,其包含作为基础油料的由通式(I)表示的化合物:其中所有符号如所附权利要求中所定义。 该牵引驱动流体具有高牵引系数,具有良好的热稳定性,低粘度,低挥发性,并且进一步降低粘度的温度依赖性。 因此适用于汽车或工业机械的无级变速传动。