Separate streams with different catalyst prior to combination
    1.
    发明授权
    Separate streams with different catalyst prior to combination 失效
    在组合之前用不同的催化剂分离出物流

    公开(公告)号:US3931357A

    公开(公告)日:1976-01-06

    申请号:US392238

    申请日:1973-08-28

    CPC分类号: C08G81/024

    摘要: A process for the modification of unsaturated polyolefin rubbers by reaction with other polymers amenable to the metathesis reaction, in the liquid phase, preferably in solution, in the presence of a metathesis catalyst system comprising (a) a soluble compound of a metal of the Subgroups V through VII of the periodic table, and (b) a soluble alkyl or hydride of a metal of Main groups I through III of the periodic table, as well as optionally activators, characterized by the metallic components of the catalyst system each being dispersed, preferably dissolved, separately in partial streams wherein the reaction components are contained, and these partial streams are intermixed intensively.

    摘要翻译: 在复分解催化剂体系的存在下,通过与易于复分解反应的其它聚合物在液相中,优选在溶液中反应来改性不饱和聚烯烃橡胶的方法,包括(a)亚组的金属的可溶性化合物 V至VII的元素,和(b)周期表的主要I〜III族金属的可溶性烷基或氢化物,以及任选的活化剂,其特征在于催化剂体系的金属组分各自分散, 优选溶解,其中含有反应组分的部分流,并且这些部分流集中混合。

    Catalyst system for the production of polyalkenamers
    2.
    发明授权
    Catalyst system for the production of polyalkenamers 失效
    用于生产聚烯烃的催化剂体系

    公开(公告)号:US3974094A

    公开(公告)日:1976-08-10

    申请号:US523548

    申请日:1974-11-13

    IPC分类号: C08G61/08 C08F4/22 B01J31/14

    CPC分类号: C08G61/08

    摘要: Polyalkenamers are produced by a ring-opening polymerization of cyclic olefins employing a catalyst system comprising (1) a tungsten or molybdenum compound; (2) an organoaluminum compound; (3) a vinylic chloride, bromide or iodide; and, optionally, (4) a compound containing a hydroxyl or sulfhydryl group; and conducting the polymerization in the presence of an ethylenically unsaturated halogenated hydrocarbon wherein one of the double bonded carbon atoms is substituted by chlorine, bromine or iodine or halogenated alkyl or aryl and at least one hydrogen atom.

    摘要翻译: 聚烯烃通过使用包括(1)钨或钼化合物的催化剂体系的环烯烃的开环聚合制备; (2)有机铝化合物; (3)氯乙烯,溴化物或碘化物; 和(4)含有羟基或巯基的化合物; 并在烯属不饱和卤代烃存在下进行聚合,其中双键键合碳原子之一被氯,溴或碘取代或卤代烷基或芳基和至少一个氢原子。

    Catalyst for the preparation of polyalkenamers
    3.
    发明授权
    Catalyst for the preparation of polyalkenamers 失效
    用于制备聚烯烃的催化剂

    公开(公告)号:US3974092A

    公开(公告)日:1976-08-10

    申请号:US431371

    申请日:1974-01-07

    IPC分类号: C08G61/08 C08F4/22

    CPC分类号: C08G61/08

    摘要: For the production of polyalkenamers there are provided catalysts consisting essentially of a catalyst system for the ring-opening polymerization of cyclic olefins consisting essentially of (1) a tungsten or molybdenum compound; (2) an organoaluminum compound; and (3) an ether of vinyl alcohol, of allyl alcohol, or of 2-butene-1,4-diol, the molar ratio of component (1) to component (2) being less than 1 : 1 and the molar ratio of component (1) to component (3) being less than 100 : 1. The catalyst system may also contain a compound containing one or more hydroxyl or sulfhydryl groups in a molar ratio to component (1) of about 0 : 1 to 2 : 1, respectively.

    摘要翻译: 为了制备聚烯烃,提供了基本上由用于环烯烃的开环聚合的催化剂体系组成的催化剂,其基本上由(1)钨或钼化合物组成; (2)有机铝化合物; 和(3)乙烯醇,烯丙醇或2-丁烯-1,4-二醇的醚,组分(1)与组分(2)的摩尔比小于1:1,摩尔比 组分(1)与组分(3)的比例小于100:1。催化剂体系还可以含有与组分(1)的摩尔比为约0:1至2:1的一个或多个羟基或巯基的化合物 , 分别。

    Adhesion promoters for the production of volcanizates having a favorable
filler/elastomer bond
    4.
    发明授权
    Adhesion promoters for the production of volcanizates having a favorable filler/elastomer bond 失效
    用于生产具有良好填料/弹性体键的火山灰的粘合促进剂

    公开(公告)号:US4681961A

    公开(公告)日:1987-07-21

    申请号:US827695

    申请日:1986-02-10

    CPC分类号: C07F7/1836 C08K5/548

    摘要: Novel adhesion promoters having, on the one hand, groups capable of forming a stable chemical bond with the surface of silicic acids and silicates (siloxane bond) and, on the other hand, groups capable of forming, during vulcanization, a stable chemical bond with an elastomer (sulfur bridges) are provided. They are consequently suitable as adhesion promoters for the production of vulcanizates exhibiting a favorable filler/elastomer bond. They are oligosulfanes of the formula(RO).sub.3 Si--Y--S.sub.x --Y--Si(OR).sub.3wherein R, Y and x are defined herein, or a mixture of an oligosulfane of this formula (main product) and of a structurally related, substantially dimeric condensation product, which is characterized by a siloxane bond (by-product).

    摘要翻译: 新型粘合促进剂一方面是能够与硅酸和硅酸盐(硅氧烷键)的表面形成稳定的化学键的基团,另一方面,在硫化期间能够形成与 提供弹性体(硫桥)。 因此,它们适合作为用于生产显示出良好的填料/弹性体粘合剂的硫化胶的粘合促进剂。 它们是式(RO)3Si-Y-Sx-Y-Si(OR)3的低聚硫烷,其中R,Y和x如本文所定义,或该式(主要产物)的低聚硫烷与结构相关的 ,基本上二聚缩合产物,其特征在于硅氧烷键(副产物)。

    Process for the production of pure cyclopentene
    7.
    发明授权
    Process for the production of pure cyclopentene 失效
    生产纯环戊烯的方法

    公开(公告)号:US3974231A

    公开(公告)日:1976-08-10

    申请号:US465515

    申请日:1974-04-30

    IPC分类号: C07C6/06 C07C3/62 C07C13/12

    CPC分类号: C07C6/06 Y02P20/582

    摘要: A process for the production of cyclopentene free of C.sub.5 -diene impurities, which comprises metathetically reacting cis-cis-cyclodecadiene-(1,6) with a catalytic amount of a metathesis catalyst at a reaction temperature of from 0.degree.C up to the temperature at which said catalyst decomposes for a period of time sufficient to form said cyclopentene.

    摘要翻译: 一种生产不含C5-二烯杂质的环戊烯的方法,该方法包括使反式顺 - 顺 - 环癸二烯 - (1,6)与催化量的复分解催化剂在0℃至0℃的温度 其中所述催化剂在足以形成所述环戊烯的时间内分解。

    Process for the production of pure cyclopentene
    8.
    发明授权
    Process for the production of pure cyclopentene 失效
    生产纯环戊烯的方法

    公开(公告)号:US3968180A

    公开(公告)日:1976-07-06

    申请号:US517022

    申请日:1974-10-22

    摘要: A process for the production of cyclopentene free of C.sub.5 -diene impurities, which comprises metathetically reacting cis,cis-cyclodecadiene-(1,6) with a catalytic amount of a metathesis catalyst comprising a support material and an oxide of an element of Group VI A or VII A of the Periodic Table, at a reaction temperature of from 0.degree.C up to the temperature at which said catalyst decomposes, for a period of time sufficient to form said cyclopentene.

    摘要翻译: 一种生产不含C5-二烯杂质的环戊烯的方法,其包括将顺式,顺式 - 环癸二烯 - (1,6)与催化量的复分解催化剂相差反应,包括载体材料和VI族元素的氧化物 A或VIIA在0℃至所述催化剂分解温度的反应温度下反应一段足以形成所述环戊烯的时间。