Ethylene polymer compositions
    5.
    发明授权
    Ethylene polymer compositions 失效
    乙烯聚合物组合物

    公开(公告)号:US5405915A

    公开(公告)日:1995-04-11

    申请号:US266296

    申请日:1994-06-27

    IPC分类号: C08F8/00 C08F255/02

    CPC分类号: C08F255/02 C08F2810/20

    摘要: An ethylene polymer composition is provided that comprises: (a) an ethylene polymer (b) a crosslinking agent; and (c) a non-aromatic, cyclic, unsaturated, crosslinking co-agent.

    摘要翻译: 提供一种乙烯聚合物组合物,其包含:(a)乙烯聚合物(b)交联剂; 和(c)非芳族,环状,不饱和的交联助剂。

    Poly(mono-1-olefin) compositions
    6.
    发明授权
    Poly(mono-1-olefin) compositions 失效
    聚(单-1-烯烃)组合物

    公开(公告)号:US5371129A

    公开(公告)日:1994-12-06

    申请号:US143416

    申请日:1993-10-26

    IPC分类号: C08K5/09 C08K5/134

    CPC分类号: C08K5/09 C08K5/1345

    摘要: A composition of matter is provided comprising:(a) a poly(mono-1-olefin);(b) from about 0.0001 to about 5 weight percent octadecyl 3-(3,5-di-t-butyl-4-hydroxyphenyl)propionate; and(c) from 0.0001 to 0.04 weight percent Sodium stearoyl lactylate;where the weight percents are based on the weight of said poly(mono-1-olefin). This composition exhibits corrosion resistance and color stability.

    摘要翻译: 提供一种物质组合物,其包含:(a)聚(单-1-烯烃); (b)约0.0001至约5重量%的3-(3,5-二叔丁基-4-羟基苯基)丙酸十八烷基酯; 和(c)0.0001至0.04重量%硬脂酰乳酸钠; 其中重量百分比基于所述聚(单-1-烯烃)的重量。 该组合物具有耐腐蚀性和颜色稳定性。

    Polyolefin polymerization process and catalyst
    7.
    发明授权
    Polyolefin polymerization process and catalyst 失效
    聚烯烃聚合工艺和催化剂

    公开(公告)号:US4563511A

    公开(公告)日:1986-01-07

    申请号:US669909

    申请日:1984-11-09

    IPC分类号: C08F10/00 C08F4/02 C08F10/06

    CPC分类号: C08F10/00

    摘要: An olefin polymerization catalyst prepared by reacting water with a magnesium dihalide in the presence of a phase transfer catalyst and reacting the resulting hydrated magnesium dihalide with reactants including a benzoic acid ester, an alkoxytitanium compound, an organoaluminum halide and a titanium halide.

    摘要翻译: 一种烯烃聚合催化剂,其通过使水与二卤化镁在相转移催化剂存在下反应制备,并使得到的水合二卤化镁与包括苯甲酸酯,烷氧基钛化合物,有机铝卤化物和卤化钛的反应物反应。

    Thermally stabilized stereoregular, branched-mono-1-olefin polymer
compositions
    8.
    发明授权
    Thermally stabilized stereoregular, branched-mono-1-olefin polymer compositions 失效
    热稳定的立构规整的支化单-1-烯烃聚合物组合物

    公开(公告)号:US5227418A

    公开(公告)日:1993-07-13

    申请号:US992520

    申请日:1992-12-17

    IPC分类号: C08K5/098 C08K5/134 C08K5/527

    摘要: An additive composition comprising:(a) tetrakis (methylene 3-(3,5-di-t-butyl-4-hydroxyphenyl) propionate) methane;(b) bis (2,4-di-t-butylphenyl) pentaerythritol diphosphite; and(c) calcium lactateis provided that improves the thermal-oxidative resistance of a stereoregular branched-mono-1-olefin polymer composition. Additionally, thermally-stabilized, stereoregular, branched mono-1-olefin polymer compositions are provided.

    摘要翻译: 一种添加剂组合物,其包含:(a)四(亚甲基3-(3,5-二叔丁基-4-羟基苯基)丙酸酯)甲烷; (b)双(2,4-二叔丁基苯基)季戊四醇二亚磷酸酯; 并提供(c)乳酸钙,其改善了立构规则的支化单-1-烯烃聚合物组合物的热氧化性。 此外,提供了热稳定的立构规整的支化单-1-烯烃聚合物组合物。

    Polyolefin polymerization process and catalyst
    9.
    发明授权
    Polyolefin polymerization process and catalyst 失效
    聚烯烃聚合工艺和催化剂

    公开(公告)号:US4588703A

    公开(公告)日:1986-05-13

    申请号:US632082

    申请日:1984-07-18

    CPC分类号: C08F10/00 Y02P20/582

    摘要: An olefin polymerization catalyst prepared by reacting a metal dihalide and a transition metal, then reacting that component with a precipitating agent, and then reacting the resulting solid with an activating component, wherein multiple activation steps are used so that it is possible to obtain a given level of activity with less activating component.

    摘要翻译: 通过使金属二卤化物和过渡金属反应制备的烯烃聚合催化剂,然后使该组分与沉淀剂反应,然后使所得固体与活化组分反应,其中使用多个活化步骤,使得可以获得给定的 活性水平较低,活性成分较少。

    Diacyloxyolefins are hydrogenated in presence of alkali and alkaline
earth metal salts of carboxylic acids
    10.
    发明授权
    Diacyloxyolefins are hydrogenated in presence of alkali and alkaline earth metal salts of carboxylic acids 失效
    二羧基烯烃在羧酸的碱金属和碱土金属盐的存在下氢化

    公开(公告)号:US4544767A

    公开(公告)日:1985-10-01

    申请号:US174425

    申请日:1980-08-01

    申请人: Kiplin D. Cowan

    发明人: Kiplin D. Cowan

    IPC分类号: C07C67/283

    CPC分类号: C07C67/283

    摘要: Hydrogenation of an acyloxyolefin is effected in the presence of at least one of an alkali and an alkaline earth metal salt of a carboxylic acid. In one embodiment, 1,4-diacetoxy-2-butene is converted to 1,4-diacetoxybutane employing potassium acetate.

    摘要翻译: 酰基氧基烯烃的氢化在羧酸的碱金属和碱土金属盐中的至少一种的存在下进行。 在一个实施方案中,使用乙酸钾将1,4-二乙酰氧基-2-丁烯转化为1,4-二乙酰氧基丁烷。