AR241120A2 - Procedimiento para la homopolimerizacion de isopreno - Google Patents

Procedimiento para la homopolimerizacion de isopreno

Info

Publication number
AR241120A2
AR241120A2 AR30424786A AR30424786A AR241120A2 AR 241120 A2 AR241120 A2 AR 241120A2 AR 30424786 A AR30424786 A AR 30424786A AR 30424786 A AR30424786 A AR 30424786A AR 241120 A2 AR241120 A2 AR 241120A2
Authority
AR
Argentina
Prior art keywords
homopolymerization
degrees
equal
isoprene
catalytic
Prior art date
Application number
AR30424786A
Other languages
English (en)
Other versions
AR241120A1 (es
Original Assignee
Enichem Elastomers
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 Enichem Elastomers filed Critical Enichem Elastomers
Application granted granted Critical
Publication of AR241120A1 publication Critical patent/AR241120A1/es
Publication of AR241120A2 publication Critical patent/AR241120A2/es

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
    • C08F4/00—Polymerisation catalysts
    • C08F4/06—Metallic compounds other than hydrides and other than metallo-organic compounds; Boron halide or aluminium halide complexes with organic compounds containing oxygen
    • C08F4/12—Metallic compounds other than hydrides and other than metallo-organic compounds; Boron halide or aluminium halide complexes with organic compounds containing oxygen of boron, aluminium, gallium, indium, thallium or rare earths
    • 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
    • C08F36/08—Isoprene

Abstract

PROCEDIMIENTO PARA LA HOMOPOLIMERIZACION DE ISOPRENO EN UN MEDIO SUBSTANCIALMENTE LIBRE DE SOLVENTES Y DE DILUYENTES, CONSISTENDIO EN PONER CONTACTO EL MOMERO CON UN SISTEMA CATALITICO QUE CONSTA DE:A) OXIDO DE NEODIMO; B) POR LO MENOS UN COMPUESTO DE ALUMINIO QUE RESPONDE A LA FORMULA A1R2R, CON R IGUAL AALQUILO, CICLOALQUILICO O ALQUILARITO Y R IGUAL A R O H; C) POR LO MENOS UN COMPUESTO SELECCIONADO ENTRE LOS DERIVADOS ORGANICOS DE HALOGENOS, D) POR LO MENOS UN CPMPUESTO CONTENIENDO UNO O MAS GRUPOS HIDROXILICOS SELECCIONADOS DEL GRUPO CONSISTE EN AGUA, ALCHOL Y ACIDOS CARGOXILICOS LA PROPORCION ATOMO GRAMO DE ALUMINIO O NEODIMIO EN LA COMPOSICION CATALITICA NUNCA EXCEDE 20:1, LLEVANDOSE A CABO LA HOMOPOLIMERIZACION A UNA TEMPERATURA COMPRENDIDA ENTRE 50GRADOS C., Y 75 GRADOS C., Y POR UN TIEMPO DE 10 A 40 MINUTOS.
AR304247A 1985-06-05 1986-09-19 Procedimiento para la homopolimerizacion de isopreno AR241120A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21037/85A IT1186730B (it) 1985-06-05 1985-06-05 Procedimento per la polimerizzazione di isoprene

Publications (2)

Publication Number Publication Date
AR241120A1 AR241120A1 (es) 1991-11-15
AR241120A2 true AR241120A2 (es) 1991-11-15

Family

ID=11175753

Family Applications (1)

Application Number Title Priority Date Filing Date
AR304247A AR241120A1 (es) 1985-06-05 1986-09-19 Procedimiento para la homopolimerizacion de isopreno

Country Status (22)

Country Link
US (1) US4696984A (es)
EP (1) EP0204373B1 (es)
JP (1) JPH0784483B2 (es)
KR (1) KR910004606B1 (es)
CN (1) CN1019497B (es)
AR (1) AR241120A1 (es)
AU (1) AU587038B2 (es)
BR (1) BR8602758A (es)
CA (1) CA1250695A (es)
CS (1) CS271335B2 (es)
DD (1) DD245437A5 (es)
DE (1) DE3676743D1 (es)
EG (1) EG18887A (es)
ES (1) ES8801323A1 (es)
IE (1) IE59083B1 (es)
IN (1) IN167341B (es)
IT (1) IT1186730B (es)
PL (1) PL147662B1 (es)
PT (1) PT82706B (es)
TR (1) TR22663A (es)
YU (1) YU45333B (es)
ZA (1) ZA863994B (es)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1265049B1 (it) * 1993-08-06 1996-10-28 Eniricerche Spa Complessi alogenati dei lantanidi e loro uso nella polimerizzazione di monomeri insaturi
US5665827A (en) * 1996-11-07 1997-09-09 Bridgestone Corporation Synthesis of multiblock polymers using group IIA and IIB metal cyclic organometallic initiators
US6197713B1 (en) 1997-12-19 2001-03-06 Bridgestone Corporation Use of Lewis acids for the breakdown of gelatinous rare earth compounds in hydrocarbon solutions
GB2382817B (en) * 2001-10-19 2004-04-21 Goodyear Tire & Rubber Clean rubber for use in articles,such as baby bottle nipples
US20030139548A1 (en) * 2001-12-21 2003-07-24 Hochgesang Paul J. Solventless liquid EPDM compounds
US6852805B2 (en) * 2001-12-21 2005-02-08 Freudenberg-Nok General Partnership Solventless liquid FKM compounds
US7335807B2 (en) * 2001-12-21 2008-02-26 Freudenberg-Nok General Partnership Solventless liquid isoprene compounds
US6812294B2 (en) 2001-12-21 2004-11-02 Freudenberg-Nok General Partnership Solventless liquid nitrile compounds
US7879958B2 (en) * 2007-08-07 2011-02-01 Bridgestone Corporation Polyhydroxy compounds as polymerization quenching agents
US7825201B2 (en) * 2007-12-31 2010-11-02 Bridgestone Corporation Process for producing polydienes
US7741418B2 (en) * 2007-12-31 2010-06-22 Bridgestone Corporation Process for producing polydienes
US7902309B2 (en) 2009-02-23 2011-03-08 Bridgestone Corporation Process and catalyst system for polydiene production
US8623975B2 (en) 2009-06-24 2014-01-07 Bridgestone Corporation Process for producing polydienes
CN101608003B (zh) * 2009-07-27 2012-05-16 中国科学院长春应用化学研究所 本体聚合制备中低分子量液体聚异戊二烯橡胶的方法
CN103154044B (zh) 2010-09-23 2016-02-17 株式会社普利司通 用于生产聚二烯的方法
US9000107B2 (en) 2011-01-31 2015-04-07 Bridgestone Corporation Process for producing polydienes
RU2605552C2 (ru) 2011-11-17 2016-12-20 Бриджстоун Корпорейшн Способ получения полидиенов
WO2013130522A1 (en) 2012-02-27 2013-09-06 Bridgestone Corporation Processes for the preparation of high-cis polydienes
JP6209582B2 (ja) 2012-03-14 2017-10-04 株式会社ブリヂストン ポリジエン製造プロセス
EP3077455B1 (en) 2013-12-03 2020-08-12 Bridgestone Corporation Process for preparing blends of cis-1,4-polybutadiene and syndiotactic 1,2-polybutadiene
RU2563844C1 (ru) * 2014-06-27 2015-09-20 Федеральное государственное унитарное предприятие "Ордена Ленина и ордена Трудового Красного Знамени научно-исследовательский институт синтетического каучука имени академика С.В. Лебедева" Способ полимеризации изопрена в массе в малообъёмных ячейках
US11124589B2 (en) 2014-10-10 2021-09-21 Bridgestone Corporation Polymerization catalyst composition and method of employing same
CN112029023B (zh) 2015-01-28 2023-10-20 株式会社普利司通 老化镧系元素基催化剂体系及其在制备顺式-1,4-聚二烯中的用途
WO2016123370A1 (en) 2015-01-28 2016-08-04 Bridgestone Corporation Cis-1,4-polydienes with improved cold flow resistance
US10202474B2 (en) 2015-09-11 2019-02-12 Bridgestone Corporation Process for producing polydienes
RU2617411C1 (ru) * 2016-01-11 2017-04-25 Федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный технологический институт (технический университет)" Устройство для полимеризации изопрена в массе
US10730985B2 (en) 2016-12-19 2020-08-04 Bridgestone Corporation Functionalized polymer, process for preparing and rubber compositions containing the functionalized polymer
EP3724244B1 (en) 2017-12-15 2024-02-21 Bridgestone Corporation Functionalized polymer, process for preparing and rubber compositions containing the functionalized polymer
WO2019133633A1 (en) 2017-12-30 2019-07-04 Bridgestone Corporation Composition including multiple terminally functionalized polymers
US11584808B2 (en) 2019-12-30 2023-02-21 Bridgestone Corporation Polymerization catalyst composition and method of employing same
BR112023017719A2 (pt) * 2021-03-03 2023-09-26 Lifestyles Healthcare Pte Ltd Artigo polimérico, preservativo e método para produzir um artigo polimérico

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3803053A (en) * 1968-05-08 1974-04-09 Atlantic Richfield Co Lanthanide oligomerization catalyst
DE2830080A1 (de) * 1978-07-08 1980-01-17 Bayer Ag Katalysator, dessen herstellung und verwendung zur loesungspolymerisation von butadien
CA1223396A (en) * 1981-06-29 1987-06-23 Tooru Shibata Process for producing conjugated diene polymer
IT1151542B (it) * 1982-04-15 1986-12-24 Anic Spa Procedimento per la polimerizzazione di diolefine coniugate e mezzi adatti allo scopo
IT1151543B (it) * 1982-04-15 1986-12-24 Anic Spa Procedimento per la polimerizzazione di diolefine coniugate e mezzi adatti allo scopo
IT1191612B (it) * 1985-05-15 1988-03-23 Enichem Elastomers Procedimento migliorato per la polimerizzazione o copolimerizzazione del butadiene

Also Published As

Publication number Publication date
IE861483L (en) 1986-12-05
PL147662B1 (en) 1989-07-31
EG18887A (en) 1994-11-30
ZA863994B (en) 1987-01-28
CS411186A2 (en) 1989-12-13
ES556309A0 (es) 1988-01-01
AR241120A1 (es) 1991-11-15
AU587038B2 (en) 1989-08-03
JPH0784483B2 (ja) 1995-09-13
EP0204373A1 (en) 1986-12-10
EP0204373B1 (en) 1991-01-09
KR870000363A (ko) 1987-02-18
US4696984A (en) 1987-09-29
DD245437A5 (de) 1987-05-06
IT8521037A0 (it) 1985-06-05
BR8602758A (pt) 1987-02-10
PT82706A (en) 1986-07-01
JPS61283608A (ja) 1986-12-13
YU94786A (en) 1987-10-31
IT1186730B (it) 1987-12-16
AU5825086A (en) 1986-12-11
IN167341B (es) 1990-10-13
ES8801323A1 (es) 1988-01-01
CN86103812A (zh) 1986-12-03
YU45333B (en) 1992-05-28
TR22663A (tr) 1988-03-01
CA1250695A (en) 1989-02-28
IE59083B1 (en) 1994-01-12
KR910004606B1 (ko) 1991-07-08
CS271335B2 (en) 1990-09-12
CN1019497B (zh) 1992-12-16
DE3676743D1 (de) 1991-02-14
PT82706B (pt) 1988-12-15

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