ANTICORROSION PIGMENTS WITH POSITIVE ZETA POTENTIAL
    6.
    发明申请
    ANTICORROSION PIGMENTS WITH POSITIVE ZETA POTENTIAL 审中-公开
    具有积极的ZETA潜力的抗腐蚀颜料

    公开(公告)号:US20110151266A1

    公开(公告)日:2011-06-23

    申请号:US12958795

    申请日:2010-12-02

    摘要: The present invention relates to the use of oxidic nanoparticles having an average particle size of 2 to 2000 nm in combination with at least one polycationic polymer as corrosion protection for metallic surfaces and also to a method of protecting metallic surfaces from corrosion, comprising the steps of: i) providing a formulation comprising oxidic nanoparticles (a) and at least one polycationic polymer (b) and an application medium, ii) applying the formulation to the metallic surface that is to be protected, and iii) optionally drying and/or heat-treating the surface.

    摘要翻译: 本发明涉及平均粒度为2〜2000nm的氧化纳米粒子与至少一种聚阳离子聚合物的组合作为金属表面的防腐蚀用途,以及保护金属表面免受腐蚀的方法,包括以下步骤: :i)提供包含氧化性纳米颗粒(a)和至少一种聚阳离子聚合物(b)和施用介质的制剂,ii)将制剂施用于待保护的金属表面,和iii)任选地干燥和/或加热 去表面。

    Catalyst systems of the ziegler-natta type and a process for preparing them
    8.
    发明授权
    Catalyst systems of the ziegler-natta type and a process for preparing them 失效
    齐格勒 - 纳塔型催化剂系统及其制备方法

    公开(公告)号:US06730753B2

    公开(公告)日:2004-05-04

    申请号:US09940368

    申请日:2001-08-28

    IPC分类号: C08F464

    摘要: Catalyst systems of the Ziegler-Natta type, which are suitable for the polymerization of olefins are prepared by: A) bringing an inorganic metal oxide on which a magnesium compound has been deposited into contact with a tetravalent titanium compound, B) if desired, bringing the intermediate obtained in this way into contact with an electron donor compound and C) bringing the intermediate obtained in step A) or B) into contact with a polysiloxane.

    摘要翻译: 适用于烯烃聚合的齐格勒 - 纳塔型催化剂体系是通过以下步骤制备的:A)使其上沉积有镁化合物的无机金属氧化物与四价钛化合物接触,B)如果需要,将 以这种方式获得的中间体与电子给体化合物接触,和C)将步骤A)中得到的中间体或B)与聚硅氧烷接触。