CA2292538A1 - Ethylene enhancement of processes for synthesis of high melting thermoplastic elastomeric .alpha.-olefin polymers (pre/epe effects) - Google Patents

Ethylene enhancement of processes for synthesis of high melting thermoplastic elastomeric .alpha.-olefin polymers (pre/epe effects) Download PDF

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Publication number
CA2292538A1
CA2292538A1 CA002292538A CA2292538A CA2292538A1 CA 2292538 A1 CA2292538 A1 CA 2292538A1 CA 002292538 A CA002292538 A CA 002292538A CA 2292538 A CA2292538 A CA 2292538A CA 2292538 A1 CA2292538 A1 CA 2292538A1
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CA
Canada
Prior art keywords
ethylene
polymerization
polymerization process
metallocene
elastomeric
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.)
Abandoned
Application number
CA002292538A
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English (en)
French (fr)
Inventor
Charles L. Myers
Roger W. Quan
Eric J. Moore
Larry L. Bendig
Raisa Kravchenko
Robert M. Waymouth
Andreas B. Ernst
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.)
BP Corp North America Inc
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Individual
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
Application filed by Individual filed Critical Individual
Publication of CA2292538A1 publication Critical patent/CA2292538A1/en
Abandoned legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F110/00Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/02Ethene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F110/00Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/04Monomers containing three or four carbon atoms
    • C08F110/06Propene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/04Monomers containing three or four carbon atoms
    • C08F210/06Propene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00Polymerisation catalysts
    • C08F4/42Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44Metals; 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
    • C08F4/60Metals; 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
    • C08F4/62Refractory metals or compounds thereof
    • C08F4/639Component covered by group C08F4/62 containing a transition metal-carbon bond
    • C08F4/63912Component covered by group C08F4/62 containing a transition metal-carbon bond in combination with an organoaluminium compound
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00Polymerisation catalysts
    • C08F4/42Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44Metals; 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
    • C08F4/60Metals; 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
    • C08F4/62Refractory metals or compounds thereof
    • C08F4/64Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65912Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an organoaluminium compound
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/943Polymerization with metallocene catalysts

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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)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
CA002292538A 1997-06-14 1998-06-12 Ethylene enhancement of processes for synthesis of high melting thermoplastic elastomeric .alpha.-olefin polymers (pre/epe effects) Abandoned CA2292538A1 (en)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
US5433597P 1997-06-14 1997-06-14
US5039397P 1997-06-19 1997-06-19
US5010597P 1997-06-20 1997-06-20
US7105098P 1998-01-09 1998-01-09
US60/071,050 1998-01-09
US60/054,335 1998-06-12
PCT/US1998/012077 WO1998057996A1 (en) 1997-06-14 1998-06-12 ETHYLENE ENHANCEMENT OF PROCESSES FOR SYNTHESIS OF HIGH MELTING THERMOPLASTIC ELASTOMERIC α-OLEFIN POLYMERS (PRE/EPE EFFECTS)
US60/050,393 1998-06-12
US09/097,234 US6160064A (en) 1997-06-14 1998-06-12 Ethylene enhancement of processes for synthesis of high melting theromoplastic elastomeric α-olefin polymers (PRE/EPE effects)
US60/050,105 1998-06-12
US09/097,234 1998-06-12

Publications (1)

Publication Number Publication Date
CA2292538A1 true CA2292538A1 (en) 1998-12-23

Family

ID=27535109

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002292538A Abandoned CA2292538A1 (en) 1997-06-14 1998-06-12 Ethylene enhancement of processes for synthesis of high melting thermoplastic elastomeric .alpha.-olefin polymers (pre/epe effects)

Country Status (6)

Country Link
US (3) US6160064A (https=)
EP (1) EP0991675A4 (https=)
JP (1) JP2002505707A (https=)
AU (1) AU8066498A (https=)
CA (1) CA2292538A1 (https=)
WO (1) WO1998057996A1 (https=)

Families Citing this family (96)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0991675A4 (en) * 1997-06-14 2002-07-03 Univ Leland Stanford Junior IMPROVED IMPROVEMENTS IN THE SYNTHESIS OF HIGH-MELTING THERMOPLASTIC ELASTOMERIC ALPHA-OLEFIN POLYMERS BY MEANS OF ETHYLENE
US6479424B1 (en) * 1998-12-14 2002-11-12 Bp Corporation North America Inc. Fluxional catalysts and related ligands containing bulky substituents
JP3986441B2 (ja) * 2001-04-10 2007-10-03 バセル ポリオレフィン ジーエムビーエイチ モノハライドまたはジハライドメタロセン化合物の製造方法
AU2005224259B2 (en) * 2004-03-17 2010-09-09 Dow Global Technologies Inc. Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation
NZ549262A (en) * 2004-03-17 2010-08-27 Dow Global Technologies Inc Catalyst composition comprising shuttling agent for higher olefin multi-block copolymer formation
US7355089B2 (en) * 2004-03-17 2008-04-08 Dow Global Technologies Inc. Compositions of ethylene/α-olefin multi-block interpolymer for elastic films and laminates
RU2375381C2 (ru) * 2004-03-17 2009-12-10 Дау Глобал Текнолоджиз Инк. Состав катализатора, содержащий челночный агент, для формирования мульти-блок-сополимера высшего олефина
DE102004035308A1 (de) * 2004-07-21 2006-02-09 Ticona Gmbh Verfahren zur Herstellung von ultrahochmolekularen Polymeren unter Verwendung von unverbrückten Metallocen-Katalysatoren
CN1328310C (zh) * 2004-11-05 2007-07-25 中国科学院化学研究所 聚烯烃复合材料及其制备方法
DE602006021557D1 (de) * 2005-03-17 2011-06-09 Dow Global Technologies Inc Zusammensetzungen aus einem ethylen/alpha-olefin-multiblock-interpolymer für elastische folien und laminate
US20060210742A1 (en) * 2005-03-17 2006-09-21 Cryovac, Inc. Retortable packaging film with outer layers containing blend of propylene-based polymer and homogeneous polymer
US7737215B2 (en) * 2005-03-17 2010-06-15 Dow Global Technologies Inc. Compositions of ethylene/α-olefin multi-block interpolymer for elastic films and laminates
US7910658B2 (en) * 2005-03-17 2011-03-22 Dow Global Technologies Llc Compositions of ethylene/α-olefin multi-block interpolymer for elastic films and laminates
CA2601376A1 (en) 2005-03-17 2006-09-28 Dow Global Technologies Inc. Fibers made from copolymers of ethylene/alpha-olefins
US20070071634A1 (en) * 2005-09-26 2007-03-29 Indium Corporation Of America Low melting temperature compliant solders
CN101460123A (zh) * 2006-06-07 2009-06-17 宝洁公司 用于吸收制品的可双轴向拉伸的外覆盖件
US9072633B2 (en) * 2006-06-07 2015-07-07 The Procter & Gamble Company Biaxially stretchable outer cover for an absorbent article
US7951732B2 (en) * 2007-01-26 2011-05-31 Exxonmobil Chemical Patents Inc. Elastomeric laminates for consumer products
US8945079B2 (en) 2007-09-07 2015-02-03 The Procter & Gamble Company Disposable wearable absorbent articles with anchoring subsystems
US8858523B2 (en) 2007-09-07 2014-10-14 The Procter & Gamble Company Disposable wearable absorbent articles with anchoring subsystems
US8668679B2 (en) 2007-09-07 2014-03-11 The Procter & Gamble Company Disposable wearable absorbent articles with anchoring subsystems
US8597268B2 (en) 2007-09-07 2013-12-03 The Procter & Gamble Company Disposable wearable absorbent articles with anchoring subsystems
GB0717376D0 (en) * 2007-09-07 2007-10-17 Exxonmobil Chem Patents Inc Composition and manufacture thereof
US9060900B2 (en) 2007-09-07 2015-06-23 The Proctor & Gamble Company Disposable wearable absorbent articles with anchoring subsystems
US8790325B2 (en) 2007-09-07 2014-07-29 The Procter & Gamble Company Disposable wearable absorbent articles with anchoring subsystems
US9056031B2 (en) 2007-09-07 2015-06-16 The Procter & Gamble Company Disposable wearable absorbent articles with anchoring subsystems
EP2052857A1 (en) 2007-10-22 2009-04-29 Dow Global Technologies Inc. Multilayer films
US8609772B2 (en) * 2007-10-23 2013-12-17 Exxonmobil Chemical Patents Inc. Elastic films having improved mechanical and elastic properties and methods for making the same
US8377024B2 (en) 2007-11-19 2013-02-19 The Procter & Gamble Company Outer cover for a disposable absorbent article
US8168853B2 (en) 2008-01-24 2012-05-01 The Proctor & Gamble Company Extrusion bonded laminates for absorbent articles
US8445744B2 (en) 2008-01-24 2013-05-21 The Procter & Gamble Company Extrusion bonded laminates for absorbent articles
US7867433B2 (en) * 2008-05-30 2011-01-11 Exxonmobil Chemical Patents Inc. Polyolefin-based crosslinked articles
US8765832B2 (en) 2011-10-14 2014-07-01 Exxonmobil Chemical Patents Inc. Polyolefin-based crosslinked compositions and methods of making them
US8202941B2 (en) * 2008-06-27 2012-06-19 Exxonmobil Chemical Patents Inc. High shrinkage propylene-based films
CN102171318A (zh) 2008-08-08 2011-08-31 埃克森美孚化学专利公司 用于机油粘度改进的经改善的烯属共聚物组合物
US10161063B2 (en) 2008-09-30 2018-12-25 Exxonmobil Chemical Patents Inc. Polyolefin-based elastic meltblown fabrics
US8664129B2 (en) 2008-11-14 2014-03-04 Exxonmobil Chemical Patents Inc. Extensible nonwoven facing layer for elastic multilayer fabrics
US9498932B2 (en) 2008-09-30 2016-11-22 Exxonmobil Chemical Patents Inc. Multi-layered meltblown composite and methods for making same
US9168718B2 (en) 2009-04-21 2015-10-27 Exxonmobil Chemical Patents Inc. Method for producing temperature resistant nonwovens
US20100119855A1 (en) * 2008-11-10 2010-05-13 Trazollah Ouhadi Thermoplastic Elastomer with Excellent Adhesion to EPDM Thermoset Rubber and Low Coefficient of Friction
CN106564255A (zh) 2009-02-27 2017-04-19 埃克森美孚化学专利公司 具有非弹性区的双轴弹性非织造层压体
US8333748B2 (en) * 2009-03-05 2012-12-18 The Procter & Gamble Company Outer cover for a disposable absorbent article
CA2757907C (en) * 2009-04-08 2014-03-18 The Procter & Gamble Company Stretchable laminates of nonwoven web(s) and elastic film
US8226625B2 (en) 2009-04-08 2012-07-24 The Procter & Gamble Company Stretchable laminates of nonwoven web(s) and elastic film
US8231595B2 (en) * 2009-04-08 2012-07-31 The Procter & Gamble Company Stretchable laminates of nonwoven web(s) and elastic film
US8388594B2 (en) * 2009-04-08 2013-03-05 The Procter & Gamble Company Stretchable laminates of nonwoven web(s) and elastic film
US20110059277A1 (en) * 2009-09-04 2011-03-10 Rainer Kolb Elastomeric Surface Coatings for Plastic Articles
US20100316820A1 (en) * 2009-06-16 2010-12-16 Rainer Kolb Composite Materials Comprising Propylene-Based Polymer Blend Coatings
US9017593B2 (en) 2009-06-16 2015-04-28 Exxonmobil Chemical Patents Inc. Composite materials comprising propylene-based polymer blend coatings
US20100316808A1 (en) * 2009-06-16 2010-12-16 Gregory Keith Hall Polyolefin Compositions for Coating Applications
US20110020619A1 (en) * 2009-07-23 2011-01-27 Van Den Bossche Linda M Polypropylene-Based Elastomer Coating Compositions
US8975334B2 (en) * 2009-07-23 2015-03-10 Exxonmobil Chemical Patents Inc. Crosslinkable propylene-based copolymers, methods for preparing the same, and articles made therefrom
US9005739B2 (en) * 2009-07-23 2015-04-14 Exxonmobil Chemical Patents Inc. Laminated articles and their production
WO2011053406A1 (en) 2009-10-29 2011-05-05 Exxonmobil Chemical Patents Inc. Pressure-sensitive hot melt adhesive compositions
US8668975B2 (en) 2009-11-24 2014-03-11 Exxonmobil Chemical Patents Inc. Fabric with discrete elastic and plastic regions and method for making same
WO2011078054A1 (ja) 2009-12-21 2011-06-30 三井化学株式会社 シンジオタクティックα‐オレフィン重合体の製造方法
KR101996322B1 (ko) * 2009-12-23 2019-07-05 인비스타 테크놀러지스 에스.에이 알.엘. 점착 방지 첨가제를 함유하는 탄성 섬유
KR101851409B1 (ko) 2009-12-23 2018-05-31 인비스타 테크놀러지스 에스.에이 알.엘. 폴리올레핀 탄성 섬유
KR101914794B1 (ko) 2009-12-23 2018-11-02 인비스타 테크놀러지스 에스.에이 알.엘. 폴리올레핀 탄성 섬유를 포함하는 직물
BR112012015382A2 (pt) 2009-12-23 2016-03-15 Invista Tech Sarl artigo de estiramento e método para a produção
BR112012022809A2 (pt) 2010-03-12 2018-05-15 Exxonmobil Chemical Patents Inc construções de laminado soprado por fusão elástico e métodos para fazer as mesmas
SG188465A1 (en) 2010-10-15 2013-05-31 Exxonmobil Chem Patents Inc Polypropylene-based adhesive compositions
US20130165354A1 (en) 2011-12-22 2013-06-27 Exxonmobil Research And Engineering Company Method for improving engine fuel efficiency
CA2873416C (en) 2012-05-15 2017-06-20 The Procter & Gamble Company Absorbent articles with elastics in multiple layers
US20140018759A1 (en) 2012-07-13 2014-01-16 The Procter & Gamble Company Stretchable laminates for absorbent articles and methods for making the same
CN104736133B (zh) 2012-10-17 2020-07-10 宝洁公司 用于递送口腔护理活性物质的条带以及施用口腔护理活性物质的方法
EP2969529B1 (en) 2013-03-11 2018-08-15 The Procter and Gamble Company Absorbent articles with multilayer laminates
GB2527710A (en) 2013-05-03 2015-12-30 Procter & Gamble Absorbent articles comprising stretch laminates
RU2689991C1 (ru) 2014-02-11 2019-05-30 ЮНИВЕЙШН ТЕКНОЛОДЖИЗ, ЭлЭлСи Способ получения полиэтилена и полиэтилен, полученный указанным способом
US9701771B2 (en) * 2014-04-03 2017-07-11 Basell Polyolefine Gmbh Substituted zirconocenes catalysts and methods of use in polymerization reactions
BR112016028132B1 (pt) * 2014-05-30 2022-04-19 Bridgestone Corporation Catalisador de complexo metálico e métodos de polimerização usando os mesmos
KR101566328B1 (ko) * 2014-06-03 2015-11-05 주식회사 엘지화학 메탈로센 화합물 및 그 제조방법
US9834667B2 (en) 2014-06-05 2017-12-05 The Procter & Gamble Company Elastomer composition comprising polyolefin elastomers
JP2017516902A (ja) 2014-06-05 2017-06-22 ザ プロクター アンド ギャンブル カンパニー ポリオレフィンエラストマーを含むエラストマー組成物
US10118372B2 (en) 2014-06-05 2018-11-06 The Procter & Gamble Company Laminate comprising polyolefin elastic film layer
US10245347B2 (en) 2014-06-05 2019-04-02 The Procter & Gamble Company Elastomer composition comprising polyolefin elastomers
US20150353658A1 (en) * 2014-06-09 2015-12-10 King Fahd University Of Petroleum And Minerals Supported metallocene catalyst for olefin polymerization
US10428210B2 (en) 2014-10-29 2019-10-01 Exxonmobil Chemical Patents Inc. Polyolefin adhesive compositions for elastic applications
US11305034B2 (en) 2015-04-15 2022-04-19 Nitto Denko Corporation Stretchable film and product including same
US10376426B2 (en) 2015-06-30 2019-08-13 The Procter & Gamble Company Low-bulk, closely-fitting disposable absorbent pant for children
US10485711B2 (en) 2015-06-30 2019-11-26 The Procter & Gamble Company Strand-based laminates in absorbent articles
US10206823B2 (en) 2015-10-06 2019-02-19 The Procter & Gamble Company Disposable diaper with convenient lay-open features
US9487653B2 (en) 2015-12-08 2016-11-08 Exxonmobil Chemical Patents Inc. Process of making crosslinked polyolefin polymer blends and compositions prepared thereof
SG11201802756QA (en) 2015-12-16 2018-06-28 Exxonmobil Chemical Patents Inc Low crystalline polymer compositions
CA3018952C (en) 2016-03-31 2023-06-27 Exxonmobil Chemical Patents Inc. Low crystalline polymer compositions prepared in a dual reactor
EP4480704A3 (en) 2016-08-12 2025-03-19 The Procter & Gamble Company Method and apparatus for assembling absorbent articles
US11642248B2 (en) 2016-08-12 2023-05-09 The Procter & Gamble Company Absorbent article with an ear portion
WO2018031842A1 (en) 2016-08-12 2018-02-15 The Procter & Gamble Company Absorbent article with ear portion
CA2945595C (en) 2016-10-19 2023-06-27 Nova Chemicals Corporation Thermally tunable phosphinimine catalysts
CN115257121B (zh) 2017-03-27 2025-06-13 宝洁公司 具有柔软非卷曲纺粘纤维网的弹性体层合体
US11278458B2 (en) 2017-03-27 2022-03-22 The Procter & Gamble Company Crimped fiber spunbond nonwoven webs/laminates
WO2019083616A1 (en) 2017-10-26 2019-05-02 Exxonmobil Chemical Patents Inc. OLEFIN BLOCK COPOLYMERS AND THEIR USE IN ELASTOMERIC ARTICLES
US11944522B2 (en) 2019-07-01 2024-04-02 The Procter & Gamble Company Absorbent article with ear portion
US12605290B2 (en) 2020-06-09 2026-04-21 The Procter & Gamble Company Article having a bond pattern
CN116406387B (zh) * 2020-10-20 2025-06-13 三洋化成工业株式会社 嵌段聚合物、热塑性树脂组合物和成型品
US20250352409A1 (en) 2024-05-14 2025-11-20 The Procter & Gamble Company Body-conformable absorbent articles with an elastic backsheet

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3873642A (en) * 1961-02-20 1975-03-25 Avisun Corp Crystalline olefin block polymers and their preparation
US4065520A (en) * 1976-06-04 1977-12-27 Union Carbide Corporation Gradient polymers of two or more alpha mono-olefinic monomers capable of polymerizing with themselves and each other
DE2830160A1 (de) * 1977-07-12 1979-01-25 Du Pont Fraktionierbares elastisches polypropylen und verfahren zu seiner herstellung
JPS6042805B2 (ja) * 1979-02-27 1985-09-25 日石三菱株式会社 共重合体の製法
FR2460964A1 (fr) * 1979-07-06 1981-01-30 Naphtachimie Sa Copolymeres elastomeres d'ethylene et de propylene, leur fabrication et leurs applications
US4334040A (en) * 1979-09-18 1982-06-08 Mitsubishi Petrochemical Company Limited Propylene block copolymers
US4351930A (en) * 1981-02-05 1982-09-28 El Paso Polyolefins Company Propylene copolymerization process and product
US4792595A (en) * 1983-06-15 1988-12-20 Exxon Research & Engineering Co. Narrow MWD alpha-olefin copolymers
JPS6088016A (ja) * 1983-10-21 1985-05-17 Mitsui Petrochem Ind Ltd エチレン共重合体
FR2597487B1 (fr) * 1986-04-17 1989-09-29 Bp Chimie Sa Copolymeres amorphes de masse moleculaire elevee d'ethylene et d'alpha-olefines.
US4871705A (en) * 1988-06-16 1989-10-03 Exxon Chemical Patents Inc. Process for production of a high molecular weight ethylene a-olefin elastomer with a metallocene alumoxane catalyst
US5001205A (en) * 1988-06-16 1991-03-19 Exxon Chemical Patents Inc. Process for production of a high molecular weight ethylene α-olefin elastomer with a metallocene alumoxane catalyst
US5229478A (en) * 1988-06-16 1993-07-20 Exxon Chemical Patents Inc. Process for production of high molecular weight EPDM elastomers using a metallocene-alumoxane catalyst system
JP2800283B2 (ja) * 1988-07-11 1998-09-21 住友化学工業株式会社 エチレン−αオレフィン共重合体及びそのフィルム
DE3836059A1 (de) * 1988-10-22 1990-05-03 Hoechst Ag Verfahren zur herstellung eines ethylen-propylen-copolymers
FR2640273B1 (fr) * 1988-12-14 1992-09-04 Atochem Procede de polymerisation en phase gazeuse de l'ethylene permettant la fabrication de polyethylene lineaire de distribution etroite de masse moleculaire
FR2669639A1 (fr) * 1990-11-27 1992-05-29 Atochem Cocatalyseur de polymerisation du propylene a base de silane et de monoether.
US5278272A (en) * 1991-10-15 1994-01-11 The Dow Chemical Company Elastic substantialy linear olefin polymers
AU656033B2 (en) * 1991-10-28 1995-01-19 Shell Internationale Research Maatschappij B.V. Group IVA metal compounds and catalyst compositions based thereon
ES2109473T3 (es) * 1991-12-13 1998-01-16 Exxon Chemical Patents Inc Copolimeros de etileno/alfa-olefinas superiores.
US5622765A (en) * 1992-01-23 1997-04-22 Montell North America Inc. Resilient high shrinkage propylene polymer yarn and articles made therefrom
US5459217A (en) * 1993-04-09 1995-10-17 Mitsui Petrochemical Industries, Ltd. Ethylene/alpha-olefin copolymer
IT1271406B (it) * 1993-09-13 1997-05-28 Spherilene Srl Procedimento per la preparazione di polimeri dell'etilene e prodotti ottenuti
US5491207A (en) * 1993-12-14 1996-02-13 Exxon Chemical Patents Inc. Process of producing high molecular weight ethylene-α-olefin elastomers with an indenyl metallocene catalyst system
US5594080A (en) * 1994-03-24 1997-01-14 Leland Stanford, Jr. University Thermoplastic elastomeric olefin polymers, method of production and catalysts therefor
DE69518830T2 (de) * 1994-12-20 2001-03-22 Montell Technology Co. B.V., Hoofddorp Polypropylenreaktionsmischung und verfahren zu ihrer herstellung
US5731253A (en) * 1995-07-27 1998-03-24 Albemarle Corporation Hydrocarbylsilloxy - aluminoxane compositions
US5780659A (en) * 1996-03-29 1998-07-14 Phillips Petroleum Company Substituted indenyl unbridged metallocenes
EP0991675A4 (en) * 1997-06-14 2002-07-03 Univ Leland Stanford Junior IMPROVED IMPROVEMENTS IN THE SYNTHESIS OF HIGH-MELTING THERMOPLASTIC ELASTOMERIC ALPHA-OLEFIN POLYMERS BY MEANS OF ETHYLENE
US5986024A (en) * 1997-10-17 1999-11-16 Sri International Preparation of multimodal polymer compositions using multinuclear metallocene catalysts
US6184327B1 (en) * 1997-12-10 2001-02-06 Exxon Chemical Patents, Inc. Elastomeric propylene polymers
US6380341B1 (en) * 1998-01-09 2002-04-30 The Board Of Trustees Of Leland Stanford Jr. University Ethylene copolymers with narrow composition distribution and high melting temperatures, and methods of production thereof
US6479685B2 (en) * 1998-01-09 2002-11-12 The Board Of Trustees Of The Leland Standard Junior University Metallocene catalysts for synthesis of high-melting polyolefin copolymer elastomers
US6169151B1 (en) * 1998-01-09 2001-01-02 The Board Of Trustees Of The Leland Stanford Junior University High-melting polyolefin copolymer elastomers, catalysts and methods of synthesis
US6518378B2 (en) * 1998-01-09 2003-02-11 The Board Of Trustees Of The Leland Stanford Junior University High-melting polyolefin copolymer elastomers, catalysts and methods of synthesis
US6479424B1 (en) * 1998-12-14 2002-11-12 Bp Corporation North America Inc. Fluxional catalysts and related ligands containing bulky substituents

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US20030195308A1 (en) 2003-10-16
EP0991675A1 (en) 2000-04-12
EP0991675A4 (en) 2002-07-03
US6559262B1 (en) 2003-05-06
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US6160064A (en) 2000-12-12

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