ES2056286T3 - Polietileno, asi como copolimeros de fracciones predominantes de etileno. - Google Patents

Polietileno, asi como copolimeros de fracciones predominantes de etileno.

Info

Publication number
ES2056286T3
ES2056286T3 ES90107147T ES90107147T ES2056286T3 ES 2056286 T3 ES2056286 T3 ES 2056286T3 ES 90107147 T ES90107147 T ES 90107147T ES 90107147 T ES90107147 T ES 90107147T ES 2056286 T3 ES2056286 T3 ES 2056286T3
Authority
ES
Spain
Prior art keywords
polyethylene
well
initiator
copolymers
polymerization
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.)
Expired - Lifetime
Application number
ES90107147T
Other languages
English (en)
Inventor
Norbert Dr Hasenbein
Wolfgang Dr Ball
Juergen Dr Schmidt-Thuemmes
Gernot Dr Koehler
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Application granted granted Critical
Publication of ES2056286T3 publication Critical patent/ES2056286T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/02—Ethene

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)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Insulating Materials (AREA)

Abstract

POLIETILENO, ASI COMO COPOLIMERIZADOS CON CANTIDADES PREDOMINANTES DE ETILENO Y CANTIDADES SECUNDARIAS DE COMONOMEROS POLIMERIZABLES CON ETILENO, QUE SE PUEDEN OBTENER POR POLIMERIZACION RADICAL DE LOS MONOMEROS, A PRESIONES DE 1500 HASTA 5000 BARES Y TEMPERATURAS DE 40 A 250 (GRADOS) C, MEDIANTE UN INICIADOR Y PRACTICAMENTE CON EXCLUSION DEL OXIGENO, COMO MINIMO EN N = 3 ETAPAS DE POLIMERIZACION, SOMETIENDO A POLIMERIZACION EN LA PRIMERA ETAPA EL TOTAL O LA MAYOR PARTE DE LOS MONOMEROS, CON LA CANTIDAD NECESARIA DE INICIADOR, HASTA QUE PRACTICAMENTE SE DETIENE, AÑADIENDOSE A CONTINUACION A LA MEZCLA ENFRIADA EN 20 A 60 (GRADOS) C, OTRA PARTE DEL INICIADOR Y EVENTUALMENTE DE LOS MONOMEROS, REPITIENDOSE ESTE PROCESO EN LAS ETAPAS SIGUIENTES HASTA LA ENESIMA ETAPA, CON LA PRECAUCION DE QUE EN LA ETAPA (N-1) LOS INICIADORES UTILIZADOS PRESENTAN UNA TEMPERATURA MEDIA DE 80 A 160 (GRADOS) C.
ES90107147T 1989-04-20 1990-04-14 Polietileno, asi como copolimeros de fracciones predominantes de etileno. Expired - Lifetime ES2056286T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3912975A DE3912975A1 (de) 1989-04-20 1989-04-20 Polyethylen sowie copolymerisate aus ueberwiegenden anteilen von ethylen

Publications (1)

Publication Number Publication Date
ES2056286T3 true ES2056286T3 (es) 1994-10-01

Family

ID=6379058

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90107147T Expired - Lifetime ES2056286T3 (es) 1989-04-20 1990-04-14 Polietileno, asi como copolimeros de fracciones predominantes de etileno.

Country Status (6)

Country Link
US (1) US5100978A (es)
EP (1) EP0394794B1 (es)
JP (1) JP3103576B2 (es)
AT (1) ATE108805T1 (es)
DE (2) DE3912975A1 (es)
ES (1) ES2056286T3 (es)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4132012A1 (de) * 1991-09-26 1993-04-01 Basf Ag Ethylenhomopolymerisate und -copolymerisate sowie ein verfahren zu ihrer herstellung
US5521010A (en) * 1994-03-25 1996-05-28 The Furukawa Electric Co., Ltd. Polyethylene for an insulation layer of a power cable and a crosslinked polyethylene insulated power cable using the same
US6258911B1 (en) * 1994-08-18 2001-07-10 Xerox Corporation Bifunctional macromolecules and toner compositions therefrom
US5449724A (en) * 1994-12-14 1995-09-12 Xerox Corporation Stable free radical polymerization process and thermoplastic materials produced therefrom
DE19647564A1 (de) * 1996-11-18 1998-05-20 Basf Ag Verfahren zur Herstellung von Ethylen(Meth)acrylsäure-Copolymeren
FR2776296B1 (fr) * 1998-03-23 2003-10-31 Atochem Elf Sa Polymere de l'ethylene pour l'extrusion couchage
DE19829399A1 (de) * 1998-07-01 2000-02-03 Buna Sow Leuna Olefinverb Gmbh Verfahren zur Herstellung von Ethylenhomo- und Ethylencopolymerisaten niederer Dichte
DE10026581A1 (de) * 2000-05-30 2001-12-06 Basell Polyolefine Gmbh Verfahren zur Hochdruckpolymerisation von Ethylen in Gegenwart von überkritischm Wasser
EP1419186B1 (de) * 2001-08-20 2005-02-16 Basell Polyolefine GmbH Verfahren zur hochdruckpolymerisation von ethylen
JP2006519900A (ja) * 2003-03-06 2006-08-31 バーゼル・ポリオレフィン・ゲーエムベーハー 高圧反応器における連続的エチレン重合プロセスの制御
DE10351262A1 (de) * 2003-10-31 2005-06-02 Basell Polyolefine Gmbh Verfahren zur kontinuierlichen Herstellung von Ethylenhomo- oder Copolymeren
WO2006049783A1 (en) † 2004-11-02 2006-05-11 Dow Global Technologies Inc. Process for producing low density polyethylene compositions and polymers produced therefrom
CN101679232B (zh) * 2007-03-09 2014-02-12 陶氏环球技术有限责任公司 自由基引发剂体系和生产低密度聚乙烯聚合物的高压、自由基聚合方法
PL2239283T3 (pl) 2009-11-10 2012-07-31 Basell Polyolefine Gmbh Wysokociśnieniowy LDPE (polietylen niskiej gęstości) do zastosowań medycznych
US8637607B2 (en) 2010-07-28 2014-01-28 Equistar Chemicals, Lp Polyethylene blends and films
BR112013007508A2 (pt) * 2010-09-30 2019-09-24 Dow Global Technologies Llc processo de polimerização em alta pressãp para formar um interpolímero a base de etileno, interpolímero a base de etileno e artigo
CN103237819B (zh) * 2010-09-30 2016-10-26 陶氏环球技术有限责任公司 制备低密度聚乙烯的聚合方法
EP2655436B1 (en) * 2010-12-22 2016-03-30 Basell Polyolefine GmbH Process for monitoring the polymerization of ethylene or ethylene and comonomers in a tubular-reactor at high-pressures
IN2014CN02739A (es) * 2011-10-19 2015-07-03 Dow Global Technologies Llc
KR101968121B1 (ko) * 2017-09-25 2019-04-11 (주)휴이스 간격유지부재와 주입기를 이용한 내벽 단열재 시공방법

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR710392A (fr) * 1931-02-02 1931-08-21 Emballages Et Des Bois Contrep Presse verticale pour le découpage des fonds de billots
BE621998A (es) * 1961-09-01
GB1047851A (en) * 1965-09-02 1966-11-09 Leuna Werke Veb Process for the production of ethylene polymers or ethylene co-polymers
FR1526859A (fr) * 1966-07-13 1968-05-31 Dognin Perfectionnements apportés aux moyens pour tricoter mécaniquement de la dentelle et à la dentelle obtenue par ces moyens
DE1795365A1 (de) * 1968-09-20 1972-01-05 Basf Ag Verfahren zum kontinuierlichen Herstellen von AEthylenhomopolymerisaten
DE1943698C3 (de) * 1969-08-28 1980-08-28 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von Polyäthylen unter erhöhtem Druck
BE756426A (fr) * 1969-09-23 1971-03-22 Basf Ag Procede de preparation d'homo- ou de copolymeres de l'ethylene
US3628918A (en) * 1970-05-15 1971-12-21 Exxon Research Engineering Co Apparatus for production of polyethylene
GB1324346A (en) * 1970-12-23 1973-07-25 Sir Soc Italiana Resine Spa Process for polymerizing ethylene
DE2322553A1 (de) * 1973-05-04 1974-11-21 Sumitomo Chemical Co Verfahren und vorrichtung zur herstellung von aethylen-polymerisaten
US3875134A (en) * 1973-05-07 1975-04-01 Sumitomo Chemical Co Process for producing ethylene polymer under high pressure
US4000357A (en) * 1974-08-29 1976-12-28 Union Carbide Corporation Polymerization of ethylene with oxygen and organic initiators
DE2557653A1 (de) * 1975-12-20 1977-06-30 Basf Ag Verfahren zur herstellung von aethylenpolymerisaten in einem zweizonen-rohrreaktor bei druecken oberhalb 500 bar
DE2558266A1 (de) * 1975-12-23 1977-07-07 Union Carbide Corp Verfahren zur herstellung von aethylenpolymeren
US4135044A (en) * 1977-08-08 1979-01-16 Exxon Research & Engineering Co. Process for achieving high conversions in the production of polyethylene
CA1085095A (en) * 1976-10-28 1980-09-02 Charles D. Beals Process for achieving high conversions in the production of polyethylene
DE3308804A1 (de) * 1983-03-12 1984-09-13 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von ethylenpolymerisaten bei druecken oberhalb von 500 bar in einem zweizonen-rohrreaktor
DE3308926A1 (de) * 1983-03-12 1984-09-13 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von ethylenpolymerisaten bei druecken oberhalb von 500 bar in einem einzonen-rohrreaktor

Also Published As

Publication number Publication date
JPH02298503A (ja) 1990-12-10
US5100978A (en) 1992-03-31
ATE108805T1 (de) 1994-08-15
EP0394794A2 (de) 1990-10-31
DE3912975A1 (de) 1990-11-08
JP3103576B2 (ja) 2000-10-30
EP0394794A3 (de) 1991-07-10
DE59006470D1 (de) 1994-08-25
EP0394794B1 (de) 1994-07-20

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