公开(公告)号：US20150073104A1

公开(公告)日：2015-03-12

申请号：US14376752

申请日：2013-03-12

Applicant: BOREALIS AG

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

IPC: C08F210/02

CPC classification number: C08F210/02 ,  C08F110/02 ,  C08F2/00 ,  C08F236/20

Abstract: 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.

Abstract translation: 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。

公开(公告)号：US20140275427A1

公开(公告)日：2014-09-18

申请号：US14353952

申请日：2012-12-07

Applicant: BOREALIS AG

Inventor： Auli Nummila-Pakarinen ,  Bernt-Ake Sultan ,  Bjorn Voigt ,  Martin Anker ,  Mattias Bergqvist ,  Thomas Gkourmpis ,  Thomas Hjertberg

IPC: C08F10/02 ,  C08L23/20 ,  C08L23/12 ,  C08L23/14 ,  C08L23/06 ,  C08L23/08

CPC classification number: C08F10/02 ,  C08F110/02 ,  C08L23/06 ,  C08L23/08 ,  C08L23/12 ,  C08L23/14 ,  C08L23/20 ,  C09D123/06 ,  C08F4/38 ,  C08F2/00 ,  C08F2500/02 ,  C08F2500/09 ,  C08F2500/12

Abstract: The present invention relates to a low density polyethylene having a molecular weight distribution Mw/Mn which is greater than 15, a storage modulus G′ (5 kPa) which is above 3000 and a vinylidene content which is at least 15/100k C, compositions, a process for production of the low density polyethylene, a continuous ethylene polymerization method for introducing vinylidene in a low density polyethylene, a method for an extrusion coating process, an article, e.g. an extrusion article, and use in extrusion coating.

Abstract translation: 本发明涉及分子量分布Mw / Mn大于15的低密度聚乙烯，高于3000的储能模量G'（5kPa）和至少15 / 100k℃的亚乙烯基含量，组成 ，生产低密度聚乙烯的方法，用于在低密度聚乙烯中引入亚乙烯基的连续乙烯聚合方法，挤出涂布方法，制品例如 挤出制品，并用于挤出涂布。