CN103237819B - 制备低密度聚乙烯的聚合方法 - Google Patents

制备低密度聚乙烯的聚合方法 Download PDF

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Publication number
CN103237819B
CN103237819B CN201180057577.0A CN201180057577A CN103237819B CN 103237819 B CN103237819 B CN 103237819B CN 201180057577 A CN201180057577 A CN 201180057577A CN 103237819 B CN103237819 B CN 103237819B
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zone
ethylene
reactor
polymer
cta
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CN103237819A (zh
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O.J.贝比
C.F.J.邓多尔德
C.J.霍斯曼
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Dow Global Technologies LLC
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/02—Ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/01—Processes of polymerisation characterised by special features of the polymerisation apparatus used
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/02—Ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/02—Ethene

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
CN201180057577.0A 2010-09-30 2011-09-21 制备低密度聚乙烯的聚合方法 Active CN103237819B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US38815210P 2010-09-30 2010-09-30
US61/388,152 2010-09-30
PCT/US2011/052525 WO2012044504A1 (en) 2010-09-30 2011-09-21 Polymerization process to make low density polyethylene

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CN103237819A CN103237819A (zh) 2013-08-07
CN103237819B true CN103237819B (zh) 2016-10-26

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US (2) US9234055B2 (enExample)
EP (1) EP2621963B1 (enExample)
JP (1) JP5980214B2 (enExample)
KR (2) KR101911673B1 (enExample)
CN (1) CN103237819B (enExample)
AR (1) AR083077A1 (enExample)
BR (1) BR112013007510B1 (enExample)
ES (1) ES2592184T3 (enExample)
WO (1) WO2012044504A1 (enExample)

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CN104080851B (zh) 2011-11-23 2016-10-26 陶氏环球技术有限责任公司 具有宽分子量分布和低可提取物的低密度的基于乙烯的聚合物
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US9828496B2 (en) 2013-05-22 2017-11-28 Dow Global Technologies Llc Low density ethylene-based polymer compositions with high melt strength and mid-high density control
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CN105585766A (zh) * 2014-10-20 2016-05-18 中国石油化工股份有限公司 一种药用薄膜用低密度聚乙烯树脂及其制备方法
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CN107743496B (zh) 2015-06-25 2020-06-16 陶氏环球技术有限责任公司 制备具有高熔融强度的管状乙烯类聚合物的改进方法
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CN107873035B (zh) 2015-06-30 2021-04-09 陶氏环球技术有限责任公司 高压自由基聚合
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EP3168239A1 (en) * 2015-11-10 2017-05-17 Dow Global Technologies LLC High pressure free radical polymerizations
EP3238938A1 (en) 2016-04-29 2017-11-01 Borealis AG Machine direction oriented films comprising multimodal copolymer of ethylene and at least two alpha-olefin comonomers
EP3260473A1 (en) * 2016-06-24 2017-12-27 Dow Global Technologies LLC High pressure, free radical polymerizations to produce ethylene-based polymers
WO2018218470A1 (en) 2017-05-29 2018-12-06 Dow Global Technologies Llc Thermoplastic polyolefin compositions useful for aldehyde abatement
JP7171628B2 (ja) * 2017-06-28 2022-11-15 ダウ グローバル テクノロジーズ エルエルシー エチレン系ポリマーを生成するための高圧フリーラジカル重合
ES2890954T3 (es) 2017-07-28 2022-01-25 Dow Global Technologies Llc Polímeros basados en etileno de baja densidad para operaciones de revestimiento por extrusión de baja velocidad
WO2019078561A1 (ko) * 2017-10-19 2019-04-25 주식회사 엘지화학 폴리에틸렌 수지의 제조 방법
KR102410623B1 (ko) * 2017-10-19 2022-06-17 주식회사 엘지화학 폴리에틸렌 수지의 제조 방법
EP3938167A1 (en) * 2019-03-14 2022-01-19 Braskem S.A. Extrusion coating resin from tubular reactor
AR119432A1 (es) 2019-07-31 2021-12-15 Dow Global Technologies Llc Supresión de estrechamiento para polímeros tubulares a base de ldpe para recubrimiento por extrusión a velocidad de línea media y alta
KR102446740B1 (ko) * 2019-11-22 2022-09-23 롯데케미칼 주식회사 가공성이 우수한 압출코팅용 에틸렌 비닐 아세테이트 공중합체 및 그 제조방법
CN112250780B (zh) * 2020-10-19 2021-09-07 浙江大学 一种用于高压烯烃聚合的方法
JP2022156612A (ja) * 2021-03-31 2022-10-14 住友化学株式会社 ポリエチレンの製造方法
CN115197348B (zh) * 2021-04-14 2024-06-14 浙江大学 乙烯聚合物以及用于制备乙烯聚合物的高压自由基聚合方法与装置
CN114989340A (zh) * 2022-06-28 2022-09-02 杭州双安科技有限公司 一种烯烃聚合方法
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CN118085148B (zh) * 2024-02-20 2025-04-29 浙江大学 一种用于制备乙烯-极性单体共聚物的方法和装置
KR102755274B1 (ko) 2024-07-05 2025-01-22 최병렬 압축기와 반응기와 촉매제 기반 에틸렌과 프로판과 고분자 재료 혼합 복합 생산 시스템 및 그 운용방법

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US6407191B1 (en) * 1998-01-12 2002-06-18 The Dow Chemical Company Medium density ethylene polymers, a process to prepare these polymers and use of carbonyl group containing chain transfer agents in this process
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Also Published As

Publication number Publication date
US9534064B2 (en) 2017-01-03
US20130197168A1 (en) 2013-08-01
KR20140009164A (ko) 2014-01-22
CN103237819A (zh) 2013-08-07
JP5980214B2 (ja) 2016-08-31
KR20180049190A (ko) 2018-05-10
US9234055B2 (en) 2016-01-12
EP2621963B1 (en) 2016-07-06
EP2621963A1 (en) 2013-08-07
WO2012044504A1 (en) 2012-04-05
KR101911673B1 (ko) 2018-10-24
AR083077A1 (es) 2013-01-30
JP2013543025A (ja) 2013-11-28
ES2592184T3 (es) 2016-11-28
BR112013007510B1 (pt) 2020-10-20
US20160115256A1 (en) 2016-04-28
BR112013007510A2 (pt) 2016-11-08

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