JP2012519217A5 - - Google Patents

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Publication number
JP2012519217A5
JP2012519217A5 JP2011551457A JP2011551457A JP2012519217A5 JP 2012519217 A5 JP2012519217 A5 JP 2012519217A5 JP 2011551457 A JP2011551457 A JP 2011551457A JP 2011551457 A JP2011551457 A JP 2011551457A JP 2012519217 A5 JP2012519217 A5 JP 2012519217A5
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JP
Japan
Prior art keywords
slurry process
carried out
porosity
molecular weight
slurry
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JP2011551457A
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JP5837424B2 (ja
JP2012519217A (ja
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Priority claimed from PCT/EP2010/051844 external-priority patent/WO2010097305A1/en
Publication of JP2012519217A publication Critical patent/JP2012519217A/ja
Publication of JP2012519217A5 publication Critical patent/JP2012519217A5/ja
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Claims (5)

  1. 60〜120℃の範囲の温度において2以上の重合段階で行い、かかる2以上の重合段階の少なくとも2つを分子量調整剤の異なる濃度下で行い、(A)Ti、Mg、ハロゲンを含み、少なくとも0.3cm/gの水銀法によって測定される1μm以下の半径を有する細孔による多孔度(P、100m/gより低いBET法によって測定される表面積、及び8〜35μmの平均直径を有する固体触媒成分、及び(B)有機アルミニウム化合物を接触させることによって得られる生成物を含む触媒系の存在下で行う、25より大きいASTM−1238によるメルトフロー比F/Pを有するエチレンポリマーを製造するためのスラリー法。
  2. 触媒成分(A)の多孔度(P)が0.4〜1cm/gの範囲である、請求項1に記載のスラリー法。
  3. 2以上の連続撹拌タンク反応器内で行う、請求項1に記載のスラリー法。
  4. 減少する分子量調整剤の濃度を有する直列に接続されている3つの連続撹拌タンク反応器内で行う、請求項1に記載のスラリー法。
  5. メルトフロー比F/Pが28を超える、請求項1に記載のスラリー法。
JP2011551457A 2009-02-27 2010-02-15 エチレンを重合するための多段階方法 Active JP5837424B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP09153872 2009-02-27
EP09153872.8 2009-02-27
US20953309P 2009-03-06 2009-03-06
US61/209,533 2009-03-06
PCT/EP2010/051844 WO2010097305A1 (en) 2009-02-27 2010-02-15 Multistage process for the polymerization of ethylene

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2015121731A Division JP6050436B2 (ja) 2009-02-27 2015-06-17 エチレンを重合するための多段階方法

Publications (3)

Publication Number Publication Date
JP2012519217A JP2012519217A (ja) 2012-08-23
JP2012519217A5 true JP2012519217A5 (ja) 2013-07-11
JP5837424B2 JP5837424B2 (ja) 2015-12-24

Family

ID=42046259

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JP2011551457A Active JP5837424B2 (ja) 2009-02-27 2010-02-15 エチレンを重合するための多段階方法
JP2015121731A Active JP6050436B2 (ja) 2009-02-27 2015-06-17 エチレンを重合するための多段階方法

Family Applications After (1)

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JP2015121731A Active JP6050436B2 (ja) 2009-02-27 2015-06-17 エチレンを重合するための多段階方法

Country Status (8)

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US (1) US8557931B2 (ja)
EP (1) EP2401308B1 (ja)
JP (2) JP5837424B2 (ja)
KR (1) KR101711811B1 (ja)
CN (1) CN102333798B (ja)
BR (1) BRPI1008916B1 (ja)
RU (1) RU2522439C2 (ja)
WO (1) WO2010097305A1 (ja)

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US10138310B2 (en) * 2010-08-24 2018-11-27 Equistar Chemicals, Lp Preparation of LLDPE resins and films having low gels
DE102012109612A1 (de) 2011-10-13 2013-04-18 Samsung Electronics Co., Ltd. Nichtflüchtige Speichervorrichtung, Programmierungsverfahren für nichtflüchtige Speichervorrichtungen und Speichersystem, das eine nichtflüchtiger Speichervorrichtung umfasst
WO2014016318A1 (en) 2012-07-27 2014-01-30 Total Research & Technology Feluy Process for preparing a polyethylene resin
EP2746299A1 (en) 2012-12-19 2014-06-25 Basell Poliolefine Italia S.r.l. Multistage process for the polymerization of ethylene
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WO2016023973A1 (en) 2014-08-14 2016-02-18 Basell Polyolefine Gmbh Multi-reactor slurry polymerization processes with high ethylene purity
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CN105985490A (zh) * 2015-02-16 2016-10-05 中国石油天然气股份有限公司 耐热聚乙烯共聚物的制备方法及耐热聚乙烯共聚物、管材
BR102016009378B1 (pt) 2016-04-27 2021-04-20 Braskem S.A. Catalisador heterogêneo de múltiplos sítios, e, processos de preparação do catalisador heterogêneo de múltiplos sítios e de obtenção de poliolefin
EP3732215B8 (en) 2017-12-26 2022-04-27 Dow Global Technologies LLC Dual reactor solution process for the production of multimodal ethylene-based polymer
JP7394056B2 (ja) 2017-12-26 2023-12-07 ダウ グローバル テクノロジーズ エルエルシー マルチモーダルエチレン系ポリマーおよび低密度ポリエチレン(ldpe)を含む組成物
JP7278286B2 (ja) 2017-12-26 2023-05-19 ダウ グローバル テクノロジーズ エルエルシー 靭性が改善された多峰性エチレン系ポリマー組成物
EP3732216B1 (en) 2017-12-26 2023-04-19 Dow Global Technologies LLC Process for the production of multimodal ethylene-based polymers
SG11202005777XA (en) 2017-12-26 2020-07-29 Dow Global Technologies Llc Multimodal ethylene-based polymer processing systems and methods
CN110016090A (zh) * 2018-01-08 2019-07-16 李化毅 一种连续制备聚烯烃的方法及其制备得到的聚烯烃
CN115181202B (zh) * 2021-04-02 2023-12-26 中国石油天然气股份有限公司 乙烯连续聚合方法

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