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    EXTRUSION COATING OF LOW DENSITY POLYETHYLENE AND HEAT-SEALED ARTICLE MADE THEREFROM
    32.
    发明申请
    EXTRUSION COATING OF LOW DENSITY POLYETHYLENE AND HEAT-SEALED ARTICLE MADE THEREFROM 审中-公开
    低密度聚乙烯的挤出涂层及其密封件

    公开(公告)号：US20160296965A1

    公开(公告)日：2016-10-13

    申请号：US15100893

    申请日：2014-12-17

    申请人： BOREALIS AG

    发明人： Auli Nummila-Pakarinen ,  Mikko Peltovuori ,  Mattias Bergqvist

    IPC分类号： B05D1/26 ,  C09D123/06

    CPC分类号： B05D1/265 ,  B32B15/08 ,  B32B15/20 ,  B32B27/08 ,  B32B27/10 ,  B32B27/12 ,  B32B27/32 ,  B32B27/34 ,  B32B27/36 ,  B32B2307/31 ,  B32B2307/518 ,  B32B2581/00 ,  C09D123/06

    摘要： The present invention relates to the use of a at least a part of a polymer layer comprising a composition (Co), the composition comprising a low density polyethylene (LDPE) produced in a tubular reactor which composition is free of additives as a thermoplastic surface of an extrusion coated structure comprising the polymer layer and a first substrate for preparing heat-sealed articles by heat-sealing of said thermoplastic surface with a second substrate; and The use of a at least a part of a polymer layer comprising a composition (Co), the composition comprising a low density polyethylene (LDPE) having —a melt flow rate (MFR) according to ISO 1133 (190° C., 2.16 kg) higher than 3.0 g/10 min; —a molecular weight distribution Mw/Mn which is greater than 10; and —a vinylidene content which is at least 15/100k C; which composition is free of additives as a thermoplastic surface of an extrusion coated structure comprising the polymer layer and a first substrate for preparing heat-sealed articles by heat-sealing of said thermoplastic surface with a second substrate.

    摘要翻译： 本发明涉及使用包含组合物（Co）的聚合物层的至少一部分，该组合物包含在管式反应器中制备的低密度聚乙烯（LDPE），该组合物不含添加剂作为热塑性表面 包括聚合物层的挤出涂覆结构和用于通过用第二基底热密封所述热塑性表面来制备热密封制品的第一基底; 并且使用包含组合物（Co）的聚合物层的至少一部分，所述组合物包含具有根据ISO 1133的熔体流动速率（MFR）的低密度聚乙烯（LDPE）（190℃，2.16 kg）高于3.0g / 10min; - 大于10的分子量分布Mw / Mn; 和 - 至少15 / 100k C的亚乙烯基含量; 该组合物不含作为包含聚合物层的挤出涂布结构的热塑性表面的添加剂，和通过用第二基材热封所述热塑性表面来制备热封制品的第一基材。

    HIGH-PRESSURE RADIAL ETHYLENE POLYMERIZATION PROCESS IN WHICH ETHYLENE IS POLYMERIZED WITH A SPECIFIC POLYUNSATURATED OLEFIN GRADE
    33.
    发明申请
    HIGH-PRESSURE RADIAL ETHYLENE POLYMERIZATION PROCESS IN WHICH ETHYLENE IS POLYMERIZED WITH A SPECIFIC POLYUNSATURATED OLEFIN GRADE 有权
    乙烯与高分子量聚烯烃等级聚合的高压径向乙烯聚合方法

    公开(公告)号：US20150073104A1

    公开(公告)日：2015-03-12

    申请号：US14376752

    申请日：2013-03-12

    申请人： BOREALIS AG

    发明人： Takashi Uematsu ,  Thomas Hjertberg ,  Mattias Bergqvist ,  Bjorn Voigt ,  Bernt-Ake Sultan

    IPC分类号： C08F210/02

    CPC分类号： C08F210/02 ,  C08F110/02 ,  C08F2/00 ,  C08F236/20

    摘要： The present invention relates to a high-pressure radical ethylene polymerization process in which ethylene is polymerized with a polyunsaturated olefin comprising at least 6 carbon atoms and at least two non-conjugated double bonds of which at least one is terminal, characterized in that a polyunsaturated olefin grade is used as a starting material which yields a percentage of less than 6.3% in the zero conversion test or which has a decomposition temperature as measured by DSC of 130° C. or more.

    摘要翻译： 本发明涉及一种高压自由基乙烯聚合方法，其中乙烯与包含至少6个碳原子的多不饱和烯烃和至少两个其中至少一个是末端的非共轭双键聚合，其特征在于多不饱和 使用烯烃级作为起始原料，其在零转化试验中产率小于6.3％，或通过DSC测得的分解温度为130℃以上。