ITMI20022711A1 - Procedimento per la preparazione di polidieni ramificati in presenza di catalizzatori a base di terre rare. - Google Patents

Procedimento per la preparazione di polidieni ramificati in presenza di catalizzatori a base di terre rare.

Info

Publication number
ITMI20022711A1
ITMI20022711A1 IT002711A ITMI20022711A ITMI20022711A1 IT MI20022711 A1 ITMI20022711 A1 IT MI20022711A1 IT 002711 A IT002711 A IT 002711A IT MI20022711 A ITMI20022711 A IT MI20022711A IT MI20022711 A1 ITMI20022711 A1 IT MI20022711A1
Authority
IT
Italy
Prior art keywords
branched
preparation
polydenes
procedure
rare earth
Prior art date
Application number
IT002711A
Other languages
English (en)
Inventor
Alessandro Balducci
Sandra Righi
Original Assignee
Polimeri Europa Spa
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 Polimeri Europa Spa filed Critical Polimeri Europa Spa
Priority to IT002711A priority Critical patent/ITMI20022711A1/it
Priority to ES03079059T priority patent/ES2311671T3/es
Priority to DE60322823T priority patent/DE60322823D1/de
Priority to AT03079059T priority patent/ATE404594T1/de
Priority to EP03079059A priority patent/EP1431318B1/en
Priority to US10/736,744 priority patent/US7078466B2/en
Priority to JP2003419607A priority patent/JP5241989B2/ja
Publication of ITMI20022711A1 publication Critical patent/ITMI20022711A1/it

Links

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
    • C08F36/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
    • C08F36/02—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
    • C08F36/04—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated

Landscapes

  • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polymerization Catalysts (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Polyesters Or Polycarbonates (AREA)
IT002711A 2002-12-20 2002-12-20 Procedimento per la preparazione di polidieni ramificati in presenza di catalizzatori a base di terre rare. ITMI20022711A1 (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT002711A ITMI20022711A1 (it) 2002-12-20 2002-12-20 Procedimento per la preparazione di polidieni ramificati in presenza di catalizzatori a base di terre rare.
ES03079059T ES2311671T3 (es) 2002-12-20 2003-12-16 Procedimiento para la preparacion de polidienos ramificados en presencia de catalizadores basados en tierras raras.
DE60322823T DE60322823D1 (de) 2002-12-20 2003-12-16 Verfahren zur Herstellung von verzweigten Polydienen in Gegenwart von Katalysatoren auf Basis von Verbindungen der seltenen Erdmetalle
AT03079059T ATE404594T1 (de) 2002-12-20 2003-12-16 Verfahren zur herstellung von verzweigten polydienen in gegenwart von katalysatoren auf basis von verbindungen der seltenen erdmetalle
EP03079059A EP1431318B1 (en) 2002-12-20 2003-12-16 Process for the preparation of branched polydienes in the presence of catalysts based on rare-earth
US10/736,744 US7078466B2 (en) 2002-12-20 2003-12-17 Process for the preparation of branched polydienes in the presence of catalysts based on rare-earth
JP2003419607A JP5241989B2 (ja) 2002-12-20 2003-12-17 希土類元素系触媒の存在下における分岐したポリジエンの製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT002711A ITMI20022711A1 (it) 2002-12-20 2002-12-20 Procedimento per la preparazione di polidieni ramificati in presenza di catalizzatori a base di terre rare.

Publications (1)

Publication Number Publication Date
ITMI20022711A1 true ITMI20022711A1 (it) 2004-06-21

Family

ID=32375555

Family Applications (1)

Application Number Title Priority Date Filing Date
IT002711A ITMI20022711A1 (it) 2002-12-20 2002-12-20 Procedimento per la preparazione di polidieni ramificati in presenza di catalizzatori a base di terre rare.

Country Status (7)

Country Link
US (1) US7078466B2 (it)
EP (1) EP1431318B1 (it)
JP (1) JP5241989B2 (it)
AT (1) ATE404594T1 (it)
DE (1) DE60322823D1 (it)
ES (1) ES2311671T3 (it)
IT (1) ITMI20022711A1 (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20042022A1 (it) * 2004-10-25 2005-01-25 Polimeri Europa Spa Processo per la preparazione di polibutadiene a basso grado di ramificazione
US7572867B2 (en) * 2007-05-01 2009-08-11 Bridgestone Corporation Polymerization process for producing polydienes
ITMI20080570A1 (it) * 2008-04-02 2009-10-03 Polimeri Europa Spa Procedimento per la preparazione di polibutadiene ramificato ad alto contenuto in unita' 1,4-cis
JP2010163590A (ja) 2008-12-19 2010-07-29 Ube Ind Ltd 共役ジエン重合体の製造方法、ポリブタジエンおよびそれを用いたゴム組成物
EP2363303A1 (de) * 2010-02-19 2011-09-07 LANXESS Deutschland GmbH Bimodales NdBR
RU2523799C1 (ru) 2011-12-20 2014-07-27 Чайна Петролеум Энд Кемикал Корпорейшн Добавка и способ для обрыва полимеризации и/или снижения вязкости раствора полимера
ITMI20120808A1 (it) * 2012-05-11 2013-11-12 Versalis Spa "procedimento per la preparazione di polibutadiene ramificato ad alto contenuto in unita' 1,4-cis"
US10774162B2 (en) 2015-01-28 2020-09-15 Bridgestone Corporation Aged lanthanide-based catalyst systems and their use in the preparation of cis-1,4-polydienes
CN107428871B (zh) 2015-01-28 2021-03-30 株式会社普利司通 具有改善的耐冷流性的顺式-1,4-聚二烯
WO2017002651A1 (ja) * 2015-06-30 2017-01-05 株式会社クラレ ファルネセン重合体及びその製造方法
WO2021133819A1 (en) * 2019-12-23 2021-07-01 Bridgestone Corporation Polymerization processes for the production of cis-1,4-polydienes
US20230038639A1 (en) * 2019-12-23 2023-02-09 Bridgestone Corporation Polymerization processes for the production of cis-1,4-polydienes
JP2023513532A (ja) * 2020-09-25 2023-03-31 エルジー・ケム・リミテッド ネオジム触媒化共役ジエン系重合体およびそれを含むゴム組成物

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69815172T2 (de) * 1997-03-05 2004-07-01 Jsr Corp. Verfahren zur Herstellung von konjugierten Dien-Polymeren
EP1054026B1 (en) * 1998-02-04 2004-12-08 JAPAN as Represented by DIRECTOR GENERAL OF AGENCY OF INDUSTRIAL SCIENCE AND TECHNOLOGY Butadiene polymers and process for producing conjugated diene polymers
JP4038916B2 (ja) * 1999-02-03 2008-01-30 Ｊｓｒ株式会社 共役ジエン系重合体の製造方法
CA2695838C (en) * 1999-05-19 2011-11-01 Bridgestone Corporation Low molecular weight high-cis polybutadienes and their use in high molecular weight/low molecular weight high-cis polybutadiene blends
KR100348763B1 (ko) * 2000-07-06 2002-08-13 금호석유화학 주식회사 높은 1,4-시스 함량을 갖는 폴리부타디엔의 분지도 조절방법

Also Published As

Publication number Publication date
ES2311671T3 (es) 2009-02-16
EP1431318A1 (en) 2004-06-23
JP5241989B2 (ja) 2013-07-17
DE60322823D1 (de) 2008-09-25
US20040127665A1 (en) 2004-07-01
JP2004204229A (ja) 2004-07-22
ATE404594T1 (de) 2008-08-15
EP1431318B1 (en) 2008-08-13
US7078466B2 (en) 2006-07-18

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