Continuous Production of Copolymers Suitable as Flow Agents
    71.
    发明申请
    Continuous Production of Copolymers Suitable as Flow Agents 审中-公开
    适用于流动剂的共聚物的连续生产

    公开(公告)号:US20110306696A1

    公开(公告)日:2011-12-15

    申请号:US13122663

    申请日:2009-10-08

    摘要: The invention relates to a process for the preparation of copolymers containing acid monomer structural units and polyether macromonomer structural units, which is carried out in a continuous mode of operation in a reactor which has α) a body B rotating about an axis of rotation and having a reaction surface, β) a metering system and γ) a device for irradiating the reaction surface, i) the components of a starting reaction composition being applied individually and/or as a mixture with the aid of the metering system in a thin film on an inner region of the reaction surface of the rotating body B so that the thin film flows over the reaction surface of the rotating body B to an outer region of the reaction surface of the rotating body B, the thin film on the reaction surface being electromagnetically irradiated by means of the device for the irradiation of the reaction surface, ii) the thin film leaving the reaction surface as a reaction composition which has copolymer containing acid monomer structural units and polyether macromonomer structural units and iii) the reaction composition being collected after leaving the reaction surface, an acid monomer, a polyether macromonomer and a photoinitiator being present as components of the starting reaction composition.

    摘要翻译: 本发明涉及一种制备含有酸单体结构单元和聚醚大分子单体结构单元的共聚物的方法,其在反应器中以连续的操作模式进行,所述反应器具有α)围绕旋转轴线旋转并具有 一个反应表面和一个计量系统,γ)一个用于照射反应表面的装置,i)起始反应组合物的组分被单独地和/或作为混合物,借助于计量系统施加在薄膜中 在旋转体B的反应面的内部区域,使得薄膜在旋转体B的反应面上流动到旋转体B的反应面的外侧区域,反应面上的薄膜为 通过用于照射反应表面的装置电磁照射,ii)离开反应表面的薄膜作为反应组合物,其具有含有 酸单体结构单元和聚醚大分子单体结构单元,和iii)离开反应表面后收集反应组合物,酸单体,聚醚大分子单体和光引发剂作为起始反应组合物的组分存在。

    Continuous Production of Polyurethanes/Polyureas
    74.
    发明申请
    Continuous Production of Polyurethanes/Polyureas 审中-公开
    连续生产聚氨酯/聚脲

    公开(公告)号:US20100204430A1

    公开(公告)日:2010-08-12

    申请号:US12675233

    申请日:2008-09-01

    IPC分类号: C08G18/00

    摘要: The invention relates to a continuous process for the preparation of polyurethanes/polyureas, in which the components of a starting reaction composition are applied individually and/or as a mixture in a thin film to an inner region of a hot surface of a rotating body A so that the thin film flows over the hot surface of the rotating body A to an outer region of the hot surface of the rotating body A, the thin film leaves the hot surface as polyurethane/polyurea-containing reaction composition and, after leaving the hot surface, the reaction composition is abruptly cooled, a polyisocyanate component and a polyol/polyamine component being present as components of the starting reaction composition, the temperature of the hot surface being 70 to 400° C. and the abrupt cooling of the reaction composition being at least 30° C.

    摘要翻译: 本发明涉及一种用于制备聚氨酯/聚脲的连续方法,其中起始反应组合物的组分单独地和/或作为薄膜中的混合物施加到旋转体A的热表面的内部区域 使得薄膜在旋转体A的热表面上流动到旋转体A的热表面的外部区域,薄膜作为聚氨酯/聚脲反应组合物离开热表面,并且在离开热 存在反应组合物突然冷却,多异氰酸酯组分和多元醇/多胺组分作为起始反应组合物的组分存在,热表面的温度为70-400℃,反应组合物的突然冷却为 至少30°C