CN101253203A - 多峰聚乙烯的制备 - Google Patents

多峰聚乙烯的制备 Download PDF

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Publication number
CN101253203A
CN101253203A CNA2006800319364A CN200680031936A CN101253203A CN 101253203 A CN101253203 A CN 101253203A CN A2006800319364 A CNA2006800319364 A CN A2006800319364A CN 200680031936 A CN200680031936 A CN 200680031936A CN 101253203 A CN101253203 A CN 101253203A
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CN
China
Prior art keywords
resin
bridging
indenoindole
molecular weight
composition
Prior art date
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Pending
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CNA2006800319364A
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English (en)
Chinese (zh)
Inventor
V·钱德拉谢卡
M·P·麦克
C·H·小盖茨
C·S·霍兰
N·纳吉
S·M·纳吉
E·S·瓦尔加斯
J·A·梅里克-麦克
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Equistar Chemicals LP
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Equistar Chemicals LP
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Publication of CN101253203A publication Critical patent/CN101253203A/zh
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of 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
    • 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
    • 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
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
    • 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
    • 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
    • C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • 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
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65912—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an organoaluminium compound
    • 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
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65916—Component covered by group C08F4/64 containing a transition metal-carbon bond supported on a carrier, e.g. silica, MgCl2, polymer
    • 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
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/6592—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
    • C08F4/65922—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not
    • C08F4/65925—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not two cyclopentadienyl rings being mutually non-bridged
    • 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
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/6592—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
    • C08F4/65922—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not
    • C08F4/65927—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not two cyclopentadienyl rings being mutually bridged
CNA2006800319364A 2005-09-02 2006-08-14 多峰聚乙烯的制备 Pending CN101253203A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/218,888 US7473745B2 (en) 2005-09-02 2005-09-02 Preparation of multimodal polyethylene
US11/218,888 2005-09-02

Publications (1)

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CN101253203A true CN101253203A (zh) 2008-08-27

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US (2) US7473745B2 (US07473745-20090106-C00001.png)
EP (1) EP1937728A1 (US07473745-20090106-C00001.png)
JP (1) JP2009507105A (US07473745-20090106-C00001.png)
KR (1) KR20080039479A (US07473745-20090106-C00001.png)
CN (1) CN101253203A (US07473745-20090106-C00001.png)
BR (1) BRPI0616828A2 (US07473745-20090106-C00001.png)
CA (1) CA2619924A1 (US07473745-20090106-C00001.png)
WO (1) WO2007030278A1 (US07473745-20090106-C00001.png)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102143999A (zh) * 2008-09-03 2011-08-03 伊奎斯塔化学有限公司 聚乙烯厚膜和制备聚乙烯的方法
CN109415450A (zh) * 2016-04-27 2019-03-01 韩华化学株式会社 负载型混杂茂金属催化剂以及利用其的加工性优秀的聚烯烃树脂
CN109422947A (zh) * 2017-08-29 2019-03-05 中国石油天然气股份有限公司 多峰聚乙烯及其制备方法
CN109526223A (zh) * 2016-06-17 2019-03-26 Sabic环球技术有限责任公司 用于制造多峰高密度聚乙烯的控制方法和系统
CN111683979A (zh) * 2017-12-26 2020-09-18 陶氏环球技术有限责任公司 用于生产多峰型乙烯类聚合物的工艺
CN112048120A (zh) * 2019-06-05 2020-12-08 大林产业株式会社 使用多阶段连续聚合过程生产多峰聚烯烃的方法

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7429635B2 (en) * 2006-09-28 2008-09-30 Equistar Chemicals, Lp Preparation of ultra high molecular weight linear low density polyethylene
US7723451B2 (en) * 2007-09-04 2010-05-25 Equistar Chemicals, Lp Olefin polymerization process
US7829641B2 (en) * 2008-07-16 2010-11-09 Equistar Chemicals, Lp Process for the preparation of multimodal polyethylene resins
KR100976666B1 (ko) * 2008-07-21 2010-08-18 대림산업 주식회사 올레핀 중합 촉매 및 이를 이용한 폴리올레핀 중합체의제조방법
KR101152413B1 (ko) * 2008-09-12 2012-06-05 에스케이이노베이션 주식회사 에틸렌 공중합체 및 이의 제조방법
CN102234389A (zh) * 2011-04-12 2011-11-09 江南大学 一种高耐候双峰聚乙烯改性树脂的制备与评价方法
US8580893B2 (en) 2011-12-22 2013-11-12 Fina Technology, Inc. Methods for improving multimodal polyethylene and films produced therefrom
KR101592436B1 (ko) * 2014-06-16 2016-02-05 주식회사 엘지화학 내환경 응력 균열성이 우수한 폴리올레핀
KR101703274B1 (ko) 2014-08-12 2017-02-22 주식회사 엘지화학 메탈로센 화합물, 이를 포함하는 촉매 조성물 및 이를 이용한 올레핀 중합체의 제조방법
US10450390B2 (en) 2014-12-15 2019-10-22 Lg Chem, Ltd. Metallocene compound, metallocene-supported catalyst, and method of preparing polyolefin using the same
CN104650439B (zh) * 2015-01-09 2017-02-22 长园长通新材料股份有限公司 一种聚乙烯管道防白蚁胶带基材及其制备方法
US10280235B2 (en) 2015-06-05 2019-05-07 Exxonmobil Chemical Patents Inc. Catalyst system containing high surface area supports and sequential polymerization to produce heterophasic polymers
US10077325B2 (en) 2015-06-05 2018-09-18 Exxonmobil Chemical Patents Inc. Silica supports with high aluminoxane loading capability
US9725537B2 (en) 2015-06-05 2017-08-08 Exxonmobil Chemical Patents Inc. High activity catalyst supportation
US9809664B2 (en) 2015-06-05 2017-11-07 Exxonmobil Chemical Patents Inc. Bimodal propylene polymers and sequential polymerization
US9738779B2 (en) 2015-06-05 2017-08-22 Exxonmobil Chemical Patents Inc. Heterophasic copolymers and sequential polymerization
WO2016197037A1 (en) * 2015-06-05 2016-12-08 Exxonmobil Chemical Patents Inc. Catalyst system comprising supported alumoxane and unsupported alumoxane particles
WO2016196331A1 (en) 2015-06-05 2016-12-08 Exxonmobil Chemical Patents Inc. Supported metallocene catalyst systems for polymerization
US10280233B2 (en) 2015-06-05 2019-05-07 Exxonmobil Chemical Patents Inc. Catalyst systems and methods of making and using the same
EP3885373A1 (en) 2015-06-05 2021-09-29 ExxonMobil Chemical Patents Inc. Production of heterophasic polymers in gas or slurry phase
US9920176B2 (en) 2015-06-05 2018-03-20 Exxonmobil Chemical Patents Inc. Single site catalyst supportation
US9725569B2 (en) 2015-06-05 2017-08-08 Exxonmobil Chemical Patents Inc. Porous propylene polymers
US10759886B2 (en) 2015-06-05 2020-09-01 Exxonmobil Chemical Patents Inc. Single reactor production of polymers in gas or slurry phase
US10329360B2 (en) 2015-06-05 2019-06-25 Exxonmobil Chemical Patents Inc. Catalyst system comprising supported alumoxane and unsupported alumoxane particles
US10294316B2 (en) 2015-06-05 2019-05-21 Exxonmobil Chemical Patents Inc. Silica supports with high aluminoxane loading capability
KR101711788B1 (ko) * 2016-03-09 2017-03-14 한화케미칼 주식회사 혼성 촉매 조성물, 이의 제조방법, 및 이를 이용하여 제조된 폴리올레핀
US11059918B2 (en) 2016-05-27 2021-07-13 Exxonmobil Chemical Patents Inc. Metallocene catalyst compositions and polymerization process therewith
KR102209393B1 (ko) * 2016-12-02 2021-01-28 주식회사 엘지화학 혼성 담지 촉매
KR102215630B1 (ko) * 2016-12-13 2021-02-10 주식회사 엘지화학 혼성 담지 메탈로센 촉매
KR101773722B1 (ko) * 2016-12-16 2017-08-31 한화케미칼 주식회사 혼성 담지 메탈로센 촉매를 이용한 고가공성 고밀도 에틸렌계 중합체 및 제조방법
US10995166B2 (en) 2017-11-07 2021-05-04 Nova Chemicals (International) S.A. Ethylene interpolymer products and films
US10683376B2 (en) 2017-11-07 2020-06-16 Nova Chemicals (International) S.A. Manufacturing ethylene interpolymer products at higher production rate
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
EP3732215B8 (en) * 2017-12-26 2022-04-27 Dow Global Technologies LLC Dual reactor solution process for the production of multimodal ethylene-based polymer
CN111683980B (zh) 2017-12-26 2024-03-05 陶氏环球技术有限责任公司 多峰型乙烯类聚合物的加工系统和方法
KR102647144B1 (ko) 2017-12-26 2024-03-15 다우 글로벌 테크놀로지스 엘엘씨 다봉형 에틸렌계 중합체 및 저밀도 폴리에틸렌(ldpe)을 포함하는 조성물

Family Cites Families (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4187519A (en) * 1978-08-17 1980-02-05 Rockwell International Corporation System for expanding the video contrast of an image
US4384336A (en) * 1980-08-29 1983-05-17 Polaroid Corporation Method and apparatus for lightness imaging
US5149738A (en) * 1988-11-16 1992-09-22 Union Carbide Chemicals & Plastics Technology Corporation Process for the in situ blending of polymers
US5224178A (en) * 1990-09-14 1993-06-29 Eastman Kodak Company Extending dynamic range of stored image database
CA2055058C (en) * 1990-12-31 1996-08-06 Anthony Joseph Dattilo Automatic correction for color printing
JP2961472B2 (ja) * 1992-10-22 1999-10-12 三田工業株式会社 トナー像転写手段を備えた画像生成機
CA2103380C (en) 1992-11-19 2002-07-02 Mitsui Chemicals, Inc. Ethylene/.alpha.-olefin copolymer composition, graft modified ethylene/.alpha.-olefin copolymer composition, ethylene copolymer composition, and multi-stage olefin polymerization process
EP0604930B1 (en) * 1992-12-25 1997-10-29 Canon Kabushiki Kaisha Liquid crystal display apparatus
US5371053A (en) 1993-05-18 1994-12-06 Exxon Chemical Patents Inc. Process for deactivating Ziegler-Natta and metallocene catalysts
US5442019A (en) 1994-03-25 1995-08-15 Exxon Chemical Company Process for transitioning between incompatible polymerization catalysts
US5792534A (en) 1994-10-21 1998-08-11 The Dow Chemical Company Polyolefin film exhibiting heat resistivity, low hexane extractives and controlled modulus
JPH08328516A (ja) * 1995-06-02 1996-12-13 Canon Inc 表示装置及び方法
BR9609604A (pt) * 1995-07-10 1999-05-25 Borealis Polymers Oy ComposiçÃo de revestimento
CA2188722A1 (en) * 1995-10-26 1997-04-27 George Norris Foster Process for preparing an in situ polyethylene blend
US6576306B2 (en) 1996-09-04 2003-06-10 Exxonmobil Chemical Patents Inc. Propylene polymers for films
GB9712663D0 (en) * 1997-06-16 1997-08-20 Borealis As Process
CA2245375C (en) 1998-08-19 2006-08-15 Nova Chemicals Ltd. Dual reactor polyethylene process using a phosphinimine catalyst
US6674436B1 (en) * 1999-02-01 2004-01-06 Microsoft Corporation Methods and apparatus for improving the quality of displayed images through the use of display device and display condition information
ATE236934T1 (de) * 1999-02-22 2003-04-15 Borealis Tech Oy Olefinpolymerisationsverfahren
US6211311B1 (en) 1999-05-25 2001-04-03 Equistar Chemicals, L.P. Supported olefin polymerization catalysts
US6864916B1 (en) * 1999-06-04 2005-03-08 The Trustees Of Columbia University In The City Of New York Apparatus and method for high dynamic range imaging using spatially varying exposures
US6232260B1 (en) 1999-10-14 2001-05-15 Equistar Chemicals, L.P. Single-site catalysts for olefin polymerization
JP3433406B2 (ja) * 1999-10-18 2003-08-04 インターナショナル・ビジネス・マシーンズ・コーポレーション ホワイトポイント調整方法、カラー画像処理方法、ホワイトポイント調整装置、および液晶表示装置
JP2002082645A (ja) * 2000-06-19 2002-03-22 Sharp Corp 画像表示装置の列電極駆動回路及びそれを用いた画像表示装置
US6954193B1 (en) * 2000-09-08 2005-10-11 Apple Computer, Inc. Method and apparatus for correcting pixel level intensity variation
JP2003050569A (ja) * 2000-11-30 2003-02-21 Hitachi Ltd 液晶表示装置
KR100419090B1 (ko) * 2001-02-19 2004-02-19 삼성전자주식회사 시야각에 적응하는 액정 표시 장치
JP4210040B2 (ja) * 2001-03-26 2009-01-14 パナソニック株式会社 画像表示装置および方法
US6941028B2 (en) * 2001-04-30 2005-09-06 Hewlett-Packard Development Company, L.P. System and method for image enhancement, dynamic range compensation and illumination correction
US20020180733A1 (en) * 2001-05-15 2002-12-05 Koninklijke Philips Electronics N.V. Method and apparatus for adjusting an image to compensate for an offset position of a user
US6842543B2 (en) * 2001-06-25 2005-01-11 Science And Technology Corporation Method of improving a digital image having white zones
KR100462868B1 (ko) * 2001-06-29 2004-12-17 삼성전자주식회사 반도체 폴리싱 장치의 패드 컨디셔너
JP4197858B2 (ja) * 2001-08-27 2008-12-17 富士通株式会社 画像処理プログラム
SE0103425D0 (sv) * 2001-10-16 2001-10-16 Borealis Tech Oy Pipe for hot fluids
US7133083B2 (en) * 2001-12-07 2006-11-07 University Of Kentucky Research Foundation Dynamic shadow removal from front projection displays
US7050636B2 (en) * 2001-12-07 2006-05-23 Eastman Kodak Company Method and system for improving an image characteristic based on image content
JP2003319412A (ja) * 2002-04-19 2003-11-07 Matsushita Electric Ind Co Ltd 画像処理支援システム、画像処理装置及び画像表示装置
US7002546B1 (en) * 2002-05-15 2006-02-21 Rockwell Collins, Inc. Luminance and chromaticity control of an LCD backlight
US6846098B2 (en) * 2002-05-16 2005-01-25 Eastman Kodak Company Light diffuser with variable diffusion
JP2006508387A (ja) * 2002-11-27 2006-03-09 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 表示画像の知覚的コントラストを改善する方法
US6841500B2 (en) * 2002-12-03 2005-01-11 Equistar Chemicals, Lp Bimetallic indenoindolyl catalysts
JP2004191490A (ja) * 2002-12-09 2004-07-08 Hitachi Displays Ltd 液晶表示装置
SE0300195D0 (sv) * 2003-01-28 2003-01-28 Borealis Tech Oy Coating composition, method of preparation thereofand substrate coated therewith
US6861485B2 (en) 2003-06-20 2005-03-01 Equistar Chemicals, Lp Multi-catalyst system for olefin polymerization
US7052152B2 (en) * 2003-10-03 2006-05-30 Philips Lumileds Lighting Company, Llc LCD backlight using two-dimensional array LEDs
US7288596B2 (en) 2003-12-22 2007-10-30 Univation Technologies, Llc Polyethylene compositions having improved tear properties
US7009343B2 (en) * 2004-03-11 2006-03-07 Kevin Len Li Lim System and method for producing white light using LEDs
ATE480586T1 (de) * 2006-07-14 2010-09-15 Borealis Tech Oy Polyethylen hoher dichte
US7756330B2 (en) * 2006-07-27 2010-07-13 Eastman Kodak Company Producing an extended dynamic range digital image

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102143999A (zh) * 2008-09-03 2011-08-03 伊奎斯塔化学有限公司 聚乙烯厚膜和制备聚乙烯的方法
CN109415450A (zh) * 2016-04-27 2019-03-01 韩华化学株式会社 负载型混杂茂金属催化剂以及利用其的加工性优秀的聚烯烃树脂
CN109526223A (zh) * 2016-06-17 2019-03-26 Sabic环球技术有限责任公司 用于制造多峰高密度聚乙烯的控制方法和系统
CN109526223B (zh) * 2016-06-17 2021-08-17 Sabic环球技术有限责任公司 用于制造多峰高密度聚乙烯的控制方法和系统
CN109422947A (zh) * 2017-08-29 2019-03-05 中国石油天然气股份有限公司 多峰聚乙烯及其制备方法
CN111683979A (zh) * 2017-12-26 2020-09-18 陶氏环球技术有限责任公司 用于生产多峰型乙烯类聚合物的工艺
CN112048120A (zh) * 2019-06-05 2020-12-08 大林产业株式会社 使用多阶段连续聚合过程生产多峰聚烯烃的方法

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