CN1054384C - 烯烃聚合物的制备方法 - Google Patents

烯烃聚合物的制备方法 Download PDF

Info

Publication number
CN1054384C
CN1054384C CN93120452A CN93120452A CN1054384C CN 1054384 C CN1054384 C CN 1054384C CN 93120452 A CN93120452 A CN 93120452A CN 93120452 A CN93120452 A CN 93120452A CN 1054384 C CN1054384 C CN 1054384C
Authority
CN
China
Prior art keywords
catalyst component
carbon atom
polymerization
electron donor
alkyl
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN93120452A
Other languages
English (en)
Chinese (zh)
Other versions
CN1090854A (zh
Inventor
扇泽雅明
木冈护
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsui Chemicals Inc
Original Assignee
Mitsui Chemicals Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26571918&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CN1054384(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Mitsui Chemicals Inc filed Critical Mitsui Chemicals Inc
Publication of CN1090854A publication Critical patent/CN1090854A/zh
Application granted granted Critical
Publication of CN1054384C publication Critical patent/CN1054384C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • 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
    • C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
    • C08F297/06—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type
    • C08F297/08—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins
    • 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
    • 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
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/645—Component covered by group C08F4/64 with a metal or compound covered by group C08F4/44, not provided for in a single group of groups C08F4/642 - C08F4/643
    • 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
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/65—Pretreating the metal or compound covered by group C08F4/64 before the final contacting with the metal or compound covered by group C08F4/44
    • C08F4/652—Pretreating with metals or metal-containing compounds
    • C08F4/658—Pretreating with metals or metal-containing compounds with metals or metal-containing compounds, not provided for in a single group of groups C08F4/653 - C08F4/657
    • 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
    • C08F110/04—Monomers containing three or four carbon atoms
    • C08F110/06—Propene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
CN93120452A 1992-12-04 1993-12-04 烯烃聚合物的制备方法 Expired - Lifetime CN1054384C (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP325698/1992 1992-12-04
JP325697/1992 1992-12-04
JP325698/92 1992-12-04
JP32569892 1992-12-04
JP325697/92 1992-12-04
JP32569792 1992-12-04

Publications (2)

Publication Number Publication Date
CN1090854A CN1090854A (zh) 1994-08-17
CN1054384C true CN1054384C (zh) 2000-07-12

Family

ID=26571918

Family Applications (1)

Application Number Title Priority Date Filing Date
CN93120452A Expired - Lifetime CN1054384C (zh) 1992-12-04 1993-12-04 烯烃聚合物的制备方法

Country Status (7)

Country Link
US (1) US5844046A (2)
EP (1) EP0601496B2 (2)
KR (1) KR0137119B1 (2)
CN (1) CN1054384C (2)
CA (1) CA2110606C (2)
DE (1) DE69309864T3 (2)
TW (1) TW300235B (2)

Families Citing this family (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3304462B2 (ja) † 1993-01-04 2002-07-22 住友化学工業株式会社 エチレン−プロピレンブロック共重合体の製造方法
FI963081A7 (fi) * 1994-02-04 1996-10-03 Exxon Chemical Patents Inc Kahden donorin katalysaattorisysteemi olefiinien polymeroimiseksi
US6686433B1 (en) 1994-02-04 2004-02-03 Exxonmobil Chemical Patents Inc. Dual donor catalyst system for the polymerization of olefins
US6635734B2 (en) 1994-04-26 2003-10-21 Fina Technology, Inc. Catalyst system to produce highly crystalline polypropylene
FR2728181B1 (fr) 1994-12-16 1997-01-31 Appryl Snc Composante catalytique pour la polymerisation des olefines, son procede de fabrication, et procede de polymerisation des olefines en presence de ladite composante catalytique
CN1089106C (zh) * 1995-01-09 2002-08-14 黄庆源 合成树脂粘合剂的连续化生产方法及其设施
USH1722H (en) * 1995-05-05 1998-04-07 Goode; Mark Gregory Process for producing polypropylene impact block copolymers
KR960041206A (ko) * 1995-05-26 1996-12-19 이현태 폴리프로필렌의 제조방법
CN1067693C (zh) * 1995-09-27 2001-06-27 中国科学院化学研究所 低等规度聚丙烯催化剂体系及其制备方法
FI104080B1 (fi) * 1996-05-15 1999-11-15 Borealis As Olefiinien polymerointiin tarkoitettu stereospesifinen katalyyttisysteemi ja monivaiheiset polymerointiprosessit, joissa tätä systeemiä käytetään
US6403708B2 (en) * 1996-05-27 2002-06-11 Mitsui Chemicals Inc Crystalline polypropylenes, process for preparing thereof, polypropylene compositions, and thermoformed products
US6057407A (en) * 1997-01-08 2000-05-02 Bp Amoco Corporation High melt flow propylene polymer produced by gas-phase polymerization
KR100334167B1 (ko) * 1997-05-08 2002-11-22 삼성종합화학주식회사 알파-올레핀중합방법
KR100334164B1 (ko) 1998-04-17 2002-09-25 삼성종합화학주식회사 에틸렌 중합 및 에틸렌/α-올레핀 공중합용 TI/V 담지촉매의제조방법
KR100334165B1 (ko) 1998-04-17 2002-11-27 삼성종합화학주식회사 에틸렌 중합 및 에틸렌/α-올레핀 공중합용 담지촉매의 제조방법
CA2327427C (en) * 1998-05-14 2008-09-02 Exxon Chemical Patents, Inc. Polymeric materials formed using blends of electron donors
US6087459A (en) * 1998-05-14 2000-07-11 Exxon Chemical Patents Inc. Polymeric materials formed using blends of electron donors
KR100705475B1 (ko) 1998-12-30 2007-12-20 삼성토탈 주식회사 올레핀 중합 및 공중합용 촉매
KR100546499B1 (ko) 1999-05-27 2006-01-26 삼성토탈 주식회사 에틸렌 중합 및 공중합용 촉매
KR100524293B1 (ko) 1999-05-27 2005-10-26 삼성토탈 주식회사 에틸렌 중합 및 공중합용 촉매
CA2388704C (en) 1999-10-23 2005-05-17 Samsung General Chemicals Co., Ltd. An improved catalyst for homo- and co-polymerization of olefin
KR100361224B1 (ko) 1999-12-01 2002-11-29 삼성종합화학주식회사 에틸렌 중합 및 공중합용 촉매의 제조방법
DE60134611D1 (de) * 2000-04-24 2008-08-14 Toho Titanium Co Ltd Feste katalysatorkomponente und katalysaor für die olefinpolymerisation
KR100351386B1 (ko) 2000-04-24 2002-09-05 삼성종합화학주식회사 초고분자량 폴리에틸렌 제조용 촉매 및 이를 이용한초고분자량 폴리에틸렌 제조방법
KR100353960B1 (ko) 2000-05-31 2002-09-27 삼성종합화학주식회사 에틸렌 중합체 및 공중합체의 제조방법
KR100359932B1 (ko) 2000-06-15 2002-11-07 삼성종합화학주식회사 에틸렌 중합 및 공중합용 촉매
KR100387734B1 (ko) 2000-06-17 2003-06-18 삼성종합화학주식회사 올레핀 중합용 촉매 및 중합방법
KR100389477B1 (ko) 2000-11-09 2003-06-27 삼성종합화학주식회사 에틸렌 중합체 및 공중합체 제조방법
KR100389476B1 (ko) 2000-11-09 2003-06-27 삼성종합화학주식회사 에틸렌 중합체 및 공중합체 제조방법
KR100389475B1 (ko) 2000-11-09 2003-06-27 삼성종합화학주식회사 에틸렌 중합 또는 공중합용 촉매의 제조 방법
KR100389962B1 (ko) 2000-11-10 2003-07-02 삼성종합화학주식회사 에틸렌 중합 또는 공중합용 촉매의 제조 방법
KR100421551B1 (ko) 2000-12-16 2004-03-09 삼성아토피나주식회사 올레핀 전중합 촉매 및 이를 이용한 올레핀 중합방법
US6566294B2 (en) 2000-12-21 2003-05-20 Exxonmobil Chemical Patents Inc. Multi-donor catalyst system for the polymerization of olefins
WO2002051882A1 (en) 2000-12-22 2002-07-04 Samsung General Chemicals Co., Ltd. Chelate catalyst for olefin polymerization and olefin polymerization method using the same
JP3921448B2 (ja) 2000-12-22 2007-05-30 サムソン ジェネラル ケミカルズ カンパニー リミテッド 難燃性ポリプロピレン樹脂組成物
KR100421553B1 (ko) 2000-12-27 2004-03-09 삼성아토피나주식회사 알파 올레핀 중합 방법
KR100530794B1 (ko) 2001-06-21 2005-11-23 삼성토탈 주식회사 에틸렌 중합 및 공중합용 촉매
KR100496776B1 (ko) 2001-06-21 2005-06-22 삼성토탈 주식회사 에틸렌 중합 및 공중합용 촉매
KR100530795B1 (ko) * 2001-12-26 2005-11-23 삼성토탈 주식회사 에틸렌 중합 및 공중합 방법
RU2304150C2 (ru) * 2002-01-03 2007-08-10 Бп Корпорейшн Норт Америка Инк. Полимеризация олефинов в газовой фазе с применением двойной каталитической системы
EP1515996A2 (en) * 2002-06-14 2005-03-23 Union Carbide Chemicals & Plastics Technology Corporation Catalyst composition and polymerization process using mixtures of electron donors
ES2335409T3 (es) * 2003-06-24 2010-03-26 UNION CARBIDE CHEMICALS & PLASTICS TECHNOLOGY LLC Composicion catalitica y proceso de polimerizacion usando mezcla de donadores y electrones de tipo silano.
EP1668046B8 (en) * 2003-09-23 2021-04-21 W.R. Grace & CO. - CONN. Self limiting catalyst composition and propylene polymerization process
EP1668044B1 (en) * 2003-09-23 2014-05-07 W.R. Grace & CO. - CONN. Self limiting catalyst composition with dicarboxylic acid ester internal donor and propylene polymerization process
US20060223956A1 (en) * 2003-09-23 2006-10-05 Linfeng Chen Catalyst composition with mixed sca and propylene polymerization process
US7393806B2 (en) * 2003-09-23 2008-07-01 Dow Global Technologies Inc. Catalyst composition with monocarboxylic acid ester internal donor and propylene polymerization process
CN1856513A (zh) * 2003-09-23 2006-11-01 联合碳化化学及塑料技术公司 含有混合sca的催化剂组合物和丙烯聚合法
US6800703B1 (en) * 2003-10-15 2004-10-05 Equistar Chemicals, Lp Method for preparing propylene polymers having broad molecular weight distribution
US7135531B2 (en) * 2004-01-28 2006-11-14 Basf Catalysts Llc Spherical catalyst for olefin polymerization
US7351778B2 (en) * 2004-04-30 2008-04-01 China Petroleum & Chemical Corporation Catalyst component for olefin polymerization and catalyst comprising the same
KR100640275B1 (ko) 2004-10-14 2006-11-01 대한유화공업 주식회사 에틸렌 중합 및/또는 에틸렌 공중합용 고체 촉매의 제조방법
CN100491458C (zh) 2006-04-20 2009-05-27 中国石油化工股份有限公司 高性能聚丙烯组合物的制备方法
CN101848946B (zh) * 2007-08-24 2013-06-12 陶氏环球技术有限责任公司 气相聚合方法
US7893003B2 (en) 2007-08-24 2011-02-22 Dow Global Technologies Inc. Catalyst composition with mixed selectivity control agent and method
US8003559B2 (en) * 2008-05-13 2011-08-23 Basf Corporation Internal donor for olefin polymerization catalysts
US7638585B2 (en) 2008-05-13 2009-12-29 Basf Catalysts, Llc Catalyst flow
US8003558B2 (en) * 2008-07-29 2011-08-23 Basf Corporation Internal donor for olefin polymerization catalysts
MY156621A (en) 2009-08-21 2016-03-15 China Petroleum & Chemical A catalyst component for ethylene polymerization, preparation thereof and a catalyst comprising the catalyst component
CN102884093B (zh) * 2010-01-22 2014-03-12 中国石油化工股份有限公司 一种具有高熔体强度的丙烯均聚物及其制备方法
CN102134291B (zh) * 2010-01-22 2013-12-04 中国石油化工股份有限公司 一种高熔体强度聚丙烯的制备方法
KR101677694B1 (ko) 2012-09-24 2016-11-18 인디언 오일 코퍼레이션 리미티드 올레핀의 중합을 위한 촉매 및 이의 제조 방법
CN104610475B (zh) * 2013-11-05 2017-07-28 中国石油化工股份有限公司 一种用于烯烃聚合反应的催化剂
US10696756B2 (en) 2015-08-07 2020-06-30 Sabic Global Technologies B.V. Process for the polymerization of olefins
US10759883B2 (en) 2015-08-07 2020-09-01 Sabin Global Technologies B.V. Process for the polymerization of olefins
US10745499B2 (en) * 2015-08-07 2020-08-18 Sabic Global Technologies B.V. Process for the polymerization of olefins
CN106565870B (zh) * 2015-10-12 2019-07-05 中国科学院化学研究所 烯烃聚合催化剂及其制备方法和烯烃聚合催化剂体系及其应用以及聚烯烃树脂的制备方法
US11427660B2 (en) 2016-08-17 2022-08-30 Formosa Plastics Corporation, Usa Organosilicon compounds as electron donors for olefin polymerization catalysts and methods of making and using same
EP3783038A4 (en) * 2018-04-20 2022-01-26 Toho Titanium Co., Ltd. OLEFIN POLYMER AND METHOD FOR PRODUCTION OF OLEFIN POLYMER
US20250109218A1 (en) 2023-09-29 2025-04-03 Formosa Plastics Corporation, U.S.A. Method for preparing catalyst component for polymerization of polyolefin without the use of internal electron donors

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0385765A2 (en) * 1989-03-02 1990-09-05 Mitsui Petrochemical Industries, Ltd. Process for polymerizing olefins and catalyst for polymerizing olefins

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5883016A (ja) † 1981-11-13 1983-05-18 Mitsui Petrochem Ind Ltd プロピレンブロツク共重合体の製法
JPS61215613A (ja) † 1985-03-22 1986-09-25 Mitsubishi Petrochem Co Ltd プロピレン共重合体の製造法
KR920000173B1 (ko) * 1986-10-09 1992-01-09 미쓰이세끼유 가가꾸고오교오 가부시끼가이샤 저결정성 프로필렌계 랜덤 공중합체 조성물, 그 제조방법 및 폴리프로필렌 복합 적층체
DE68923669T2 (de) † 1988-08-31 1996-01-25 Mitsubishi Chem Corp Verfahren zur Herstellung eines Propylenblockcopolymers.
JPH072799B2 (ja) * 1988-12-16 1995-01-18 住友化学工業株式会社 高立体規則性ａ―オレフィン重合体の製造方法
JPH0426313A (ja) † 1990-05-21 1992-01-29 Sumitomo Electric Ind Ltd 電線貫通部の電線引込み方法
JP3044668B2 (ja) † 1990-09-27 2000-05-22 三菱化学株式会社 プロピレンブロック共重合体の製造法
US5218052A (en) † 1991-02-04 1993-06-08 Amoco Corporation Olefin polymerization and copolymerization process
JP3089713B2 (ja) † 1991-07-04 2000-09-18 住友化学工業株式会社 エチレン−プロピレンブロック共重合体の製造方法
JP3304462B2 (ja) * 1993-01-04 2002-07-22 住友化学工業株式会社 エチレン−プロピレンブロック共重合体の製造方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0385765A2 (en) * 1989-03-02 1990-09-05 Mitsui Petrochemical Industries, Ltd. Process for polymerizing olefins and catalyst for polymerizing olefins

Also Published As

Publication number Publication date
KR940014456A (ko) 1994-07-18
DE69309864D1 (de) 1997-05-22
CA2110606A1 (en) 1994-06-05
CN1090854A (zh) 1994-08-17
EP0601496A1 (en) 1994-06-15
EP0601496B1 (en) 1997-04-16
DE69309864T3 (de) 2001-11-22
EP0601496B2 (en) 2001-06-27
CA2110606C (en) 1999-06-01
KR0137119B1 (ko) 1998-04-27
US5844046A (en) 1998-12-01
DE69309864T2 (de) 1997-09-11
TW300235B (2) 1997-03-11

Similar Documents

Publication Publication Date Title
CN1054384C (zh) 烯烃聚合物的制备方法
CN1036344C (zh) 烯烃聚合反应的固体钛催化剂组分及其制备方法和用途
CN1113904C (zh) 烯烃聚合方法
CN1107081C (zh) 固体钛催化剂组分的制备方法、聚合催化剂和聚合方法
CN1043771C (zh) 烯烃聚合催化剂
CN1111549C (zh) 烯烃聚合的组分和催化剂及烯烃聚合方法
CN1042156A (zh) 烯烃聚合用催化剂成分及其制备方法、烯烃聚合用催化剂及烯烃的聚合方法
CN1091450C (zh) 固体钛催化剂组分、其制备方法，含有该组分的烯烃聚合催化剂，以及烯烃聚合方法
CN1249097C (zh) 固体钛催化剂组分的制备方法、烯烃聚合催化剂和烯烃聚合方法
CN1038685C (zh) 用于烯烃聚合的固体催化剂及其组分
CN1112373C (zh) 固体钛催化剂组分、含该组分的乙烯聚合催化剂和乙烯聚合工艺
CN1075486A (zh) 用于烯烃聚合的催化剂组分及催化剂
CN1069034A (zh) 烯烃的气相聚合方法
CN1055184A (zh) 聚合和共聚合烯属不饱和化合物用的有载体催化剂及有关聚合方法
CN1098110A (zh) 烯烃聚合催化体的固体组分及其制备和该催化剂及其应用
CN1043899C (zh) 烯烃聚合催化剂及其应用
CN1195796C (zh) 制备乙烯聚合物组合物的方法,乙烯聚合物组合物的颗粒和由该颗粒制成的膜
CN1085569A (zh) 用于乙烯聚合反应的钛催化剂组分,乙烯聚合反应催化剂，及将其用在乙烯聚合反应中的方法
CN87107158A (zh) 提高预聚合催化剂效率的方法
CN1008908B (zh) 生产α-烯烃聚合物的方法
CN1037847C (zh) 用齐格勒－纳塔催化剂体系进行的烯烃聚合方法
CN1182748A (zh) 烯烃聚合催化剂、预聚合的催化剂和烯烃聚合方法
CN1118482C (zh) 用于烯烃聚合的固态钛催化剂组份及其制备方法，烯烃聚合催化剂和烯烃聚合方法
CN1040990A (zh) 用于生产分子量非常高的聚烯烃的催化剂组分和催化剂
CN1082059A (zh) 用于α-烯烃立体有择聚合的催化体系聚合方法及得到的聚合物

Legal Events

Date Code Title Description
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C06 Publication
PB01 Publication
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CX01 Expiry of patent term

Expiration termination date: 20131204

Granted publication date: 20000712