BR9703977A - Processo para produção de polisoolefinas altamente ramificadas - Google Patents

Processo para produção de polisoolefinas altamente ramificadas

Info

Publication number
BR9703977A
BR9703977A BR9703977A BR9703977A BR9703977A BR 9703977 A BR9703977 A BR 9703977A BR 9703977 A BR9703977 A BR 9703977A BR 9703977 A BR9703977 A BR 9703977A BR 9703977 A BR9703977 A BR 9703977A
Authority
BR
Brazil
Prior art keywords
polysoolefins
production
highly branched
branched
highly
Prior art date
Application number
BR9703977A
Other languages
English (en)
Inventor
Gerhard Langstein
Karin Weiss
Werner Obrecht
Judith Eva Puskas
Oskar Nuyken
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of BR9703977A publication Critical patent/BR9703977A/pt

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
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/04—Monomers containing three or four carbon atoms
    • C08F210/08—Butenes
    • C08F210/10—Isobutene
    • 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
    • C08F236/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
    • C08F236/02—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
    • C08F236/04—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
    • C08F236/08—Isoprene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
BR9703977A 1996-07-15 1997-07-15 Processo para produção de polisoolefinas altamente ramificadas BR9703977A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19628450A DE19628450A1 (de) 1996-07-15 1996-07-15 Verfahren zur Herstellung von hochverzweigten Polyisoolefinen

Publications (1)

Publication Number Publication Date
BR9703977A true BR9703977A (pt) 1998-09-01

Family

ID=7799855

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9703977A BR9703977A (pt) 1996-07-15 1997-07-15 Processo para produção de polisoolefinas altamente ramificadas

Country Status (9)

Country Link
US (1) US6156859A (pt)
EP (1) EP0819707B1 (pt)
JP (1) JPH1060050A (pt)
CN (1) CN1097062C (pt)
BR (1) BR9703977A (pt)
CA (1) CA2210274C (pt)
DE (2) DE19628450A1 (pt)
ES (1) ES2155225T3 (pt)
RU (1) RU2189991C2 (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6274689B1 (en) 1998-10-07 2001-08-14 Exxon Chemical Patents, Inc. Random isomonoolefin/allyl styrene copolymers and functionalized derivatives thereof
CA2446866C (en) * 2001-05-29 2011-05-03 The University Of Western Ontario Arborescent thermoplastic elastomers and products therefrom
CA2448337A1 (en) * 2003-11-03 2005-05-03 Bayer Inc. Butyl-type rubber with high viscosity
CN101010377B (zh) * 2004-06-15 2010-11-24 埃克森美孚化学专利公司 弹性体组合物、气密层及其制备方法
WO2007136700A2 (en) 2006-05-17 2007-11-29 The University Of Akron Method of purifying block copolymers
EP2079844B1 (en) * 2006-10-04 2015-01-07 The University of Akron Synthesis of inimers and hyperbranched polymers
US20100059452A1 (en) * 2008-09-11 2010-03-11 Lanxess, Inc. Method of purifying block copolymers
BR112012009358A2 (pt) 2009-10-30 2016-11-22 Rhodia China Co Ltd compostos de fosfinato de dieno conjugado, método para sua preparação e uso.
CN104140484B (zh) * 2013-05-08 2016-08-17 中国石油化工股份有限公司 一种支化稀土异戊橡胶及其制备方法和橡胶组合物
US11981777B2 (en) 2018-08-20 2024-05-14 The University Of Akron Synthesis of hyperbranched polymethacrylates and polyacrylates by a haloinimer approach
CN112646098B (zh) * 2019-10-12 2022-09-20 中国石油化工股份有限公司 嵌段共聚物及其制备方法
CN113493556B (zh) * 2020-04-08 2023-09-26 中国石油天然气股份有限公司 高支化丁基橡胶的制备方法
CN113493546B (zh) * 2020-04-08 2023-11-28 中国石油天然气股份有限公司 一种宽分子量分布丁基橡胶的制备方法
CN113493550B (zh) * 2020-04-08 2023-10-31 中国石油天然气股份有限公司 一种高宽分布高支化丁基橡胶的制备方法
CN113493548B (zh) * 2020-04-08 2023-09-26 中国石油天然气股份有限公司 支化丁基橡胶的制备方法
CN113493549B (zh) * 2020-04-08 2023-10-31 中国石油天然气股份有限公司 高宽分布、高支化丁基橡胶的制备方法
CN113493547B (zh) * 2020-04-08 2023-11-28 中国石油天然气股份有限公司 一种超支化丁基橡胶的制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3948868A (en) * 1969-04-03 1976-04-06 Exxon Research And Engineering Company Homogeneous styrene/isoolefin copolymers
US4074035A (en) * 1975-04-22 1978-02-14 Exxon Research & Engineering Co. Halomethylated aromatic interpolymers
US5071913A (en) * 1987-12-11 1991-12-10 Exxon Chemical Patents Inc. Rubbery isoolefin polymers exhibiting improved processability
US5084522A (en) * 1988-02-05 1992-01-28 University Of Ottawa Styrenic polymer containing pendant reactive tertiary structures and the preparation thereof
CA1338546C (en) * 1988-05-27 1996-08-20 Kenneth William Powers Para-alkylstyrene/isoolefin copolymers
US5458796A (en) * 1994-03-31 1995-10-17 Shell Oil Company Synthesis of polyisobutylene star-branched polymers via living carbocationic polymerization

Also Published As

Publication number Publication date
CN1097062C (zh) 2002-12-25
CA2210274C (en) 2006-02-07
EP0819707A3 (de) 1998-08-05
JPH1060050A (ja) 1998-03-03
EP0819707B1 (de) 2001-03-14
CA2210274A1 (en) 1998-01-15
DE59703126D1 (de) 2001-04-19
US6156859A (en) 2000-12-05
ES2155225T3 (es) 2001-05-01
CN1172815A (zh) 1998-02-11
EP0819707A2 (de) 1998-01-21
RU2189991C2 (ru) 2002-09-27
DE19628450A1 (de) 1998-01-22

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Legal Events

Date Code Title Description
FB34 Technical and formal requirements: requirement - article 34 of industrial property law
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]
B25A Requested transfer of rights approved

Owner name: LANXESS DEUTSCHLAND GMBH (DE)

Free format text: TRANSFERIDO DE: BAYER AKTIENGESELLSCHAFT

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 18A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2315 DE 19-05-2015 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.