公开(公告)号：WO2016091644A1

公开(公告)日：2016-06-16

申请号：PCT/EP2015/078127

申请日：2015-12-01

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： BAITA, Pietro ,  DALL'OCCO, Tiziano ,  DI DIEGO, Maria ,  LIGUORI, Dario ,  MARTURANO, Lorella ,  MAUS, Andreas ,  MEI, Gabriele ,  MEIER, Gerhardus ,  MORINI, Giampiero ,  PICA, Roberta ,  SCHUELLER, Ulf

IPC: C08F2/34 ,  C08F4/649 ,  C08F110/02

CPC classification number: C08F2/34 ,  C08F4/6493 ,  C08F4/6494 ,  C08F110/02 ,  C08F2410/02 ,  C08F2500/12 ,  C08F2500/18 ,  C08F4/6543 ,  C08F210/02

Abstract: Halogenated alcohols used in gas phase polymerization of ethylene in combination with a Ti based catalyst component and aluminum alkyls as co-catalyst allows to efficiently suppress ethane formation and to simultaneously increase the polymerization activity.

Abstract translation: 用于乙烯与Ti基催化剂组分和烷基铝作为助催化剂组合的气相聚合中的卤代醇允许有效地抑制乙烷形成并同时增加聚合活性。

公开(公告)号：EP3230324B1

公开(公告)日：2018-09-12

申请号：EP15812976.7

申请日：2015-12-01

Applicant: Basell Poliolefine Italia S.r.l.

Inventor： BAITA, Pietro ,  DALL'OCCO, Tiziano ,  DI DIEGO,Maria ,  LIGUORI, Dario ,  MARTURANO, Lorella ,  MAUS, Andreas ,  MEI, Gabriele ,  MEIER, Gerhardus ,  MORINI, Giampiero ,  PICA, Roberta ,  SCHUELLER, Ulf

IPC: C08F2/34 ,  C08F4/649 ,  C08F110/02

CPC classification number: C08F2/34 ,  C08F4/6493 ,  C08F4/6494 ,  C08F110/02 ,  C08F2410/02 ,  C08F2500/12 ,  C08F2500/18 ,  C08F4/6543 ,  C08F210/02

Abstract: The present disclosure provides a gas-phase polymerization process for preparing polyethylene, wherein halogenated alcohols in combination with a Ti based catalyst component and aluminum alkyls as co-catalyst suppress ethane formation or increase polymerization activity.

公开(公告)号：EP3230324A1

公开(公告)日：2017-10-18

申请号：EP15812976.7

申请日：2015-12-01

Applicant: Basell Poliolefine Italia S.r.l.

Inventor： BAITA, Pietro ,  DALL'OCCO, Tiziano ,  DI DIEGO,Maria ,  LIGUORI, Dario ,  MARTURANO, Lorella ,  MAUS, Andreas ,  MEI, Gabriele ,  MEIER, Gerhardus ,  MORINI, Giampiero ,  PICA, Roberta ,  SCHUELLER, Ulf

IPC: C08F2/34 ,  C08F4/649 ,  C08F110/02

CPC classification number: C08F2/34 ,  C08F4/6493 ,  C08F4/6494 ,  C08F110/02 ,  C08F2410/02 ,  C08F2500/12 ,  C08F2500/18 ,  C08F4/6543 ,  C08F210/02

Abstract: The present disclosure provides a gas-phase polymerization process for preparing polyethylene, wherein halogenated alcohols in combination with a Ti based catalyst component and aluminum alkyls as co-catalyst suppress ethane formation or increase polymerization activity.

Abstract translation: 用于乙烯与Ti基催化剂组分和烷基铝作为助催化剂的气相聚合的卤化醇允许有效地抑制乙烷形成并同时增加聚合活性。