ES2126352T3 - Procedimiento para la preparacion de polimeros vinilaromaticos cristalinos con una estructura predominantemente sindiotactica. - Google Patents

Procedimiento para la preparacion de polimeros vinilaromaticos cristalinos con una estructura predominantemente sindiotactica.

Info

Publication number
ES2126352T3
ES2126352T3 ES96108077T ES96108077T ES2126352T3 ES 2126352 T3 ES2126352 T3 ES 2126352T3 ES 96108077 T ES96108077 T ES 96108077T ES 96108077 T ES96108077 T ES 96108077T ES 2126352 T3 ES2126352 T3 ES 2126352T3
Authority
ES
Spain
Prior art keywords
sub
preparation
syndiotactic structure
procedure
vinylaromatic polymers
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
ES96108077T
Other languages
English (en)
Inventor
Nicoletta Cardi
Riccardo Po'
Roberto Santi
Giuseppe Cometti
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.)
Enichem SpA
Original Assignee
Enichem 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 Enichem SpA filed Critical Enichem SpA
Application granted granted Critical
Publication of ES2126352T3 publication Critical patent/ES2126352T3/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
    • C08F12/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
    • C08F12/02—Monomers containing only one unsaturated aliphatic radical
    • C08F12/04—Monomers containing only one unsaturated aliphatic radical containing one ring
    • 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
    • C08F12/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
    • C08F12/02—Monomers containing only one unsaturated aliphatic radical
    • C08F12/04—Monomers containing only one unsaturated aliphatic radical containing one ring
    • C08F12/06—Hydrocarbons
    • C08F12/08—Styrene
    • 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
    • C08F2420/00—Metallocene catalysts
    • C08F2420/04—Cp or analog not bridged to a non-Cp X ancillary anionic donor

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)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Polymerisation Methods In General (AREA)

Abstract

PROCESO PARA LA PREPARACION DE POLIMEROS VINILAROMATICOS CRISTALINOS CON ESTRUCTURA SINDIOTACTICA PREDOMINANTEMENTE QUE COMPRENDE LA POLIMERIZACION DEL MONOMERO VINILAROMATICO EL PRESENCIA DE UN SISTEMA CATALITICO CONSISTENTE ESENCIALMENTE DE A) UN COMPLEJO DE TITANIO QUE TIENE LA FORMULA (I) DONDE R Y R'', EL MISMO O DIFERENTE, REPRESENTA UN RADICAL ALIFATICO C{SUB,1}-C{SUB,12} O RADICAL AROMATICO C{SUB,6}C{SUB,12} DONDE N ES UN ENTERO IGUAL A 3 O 4; B) UN COCATALIZADOR SELECCIONADO DE ALUMINOXANO Y UNA COMPOSICION DE BORO QUE TIENE LA FORMULA (II): DONDE X{SUB,1}, X{SUB,2} Y X{SUB,3} SON IGUALES O DIFERENTES Y REPRESENTAN UN RADICAL DE HIDROCARBURO PERFLUORINADO C{SUB,1}C{SUB,20}.
ES96108077T 1995-06-30 1996-05-21 Procedimiento para la preparacion de polimeros vinilaromaticos cristalinos con una estructura predominantemente sindiotactica. Expired - Lifetime ES2126352T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT95MI001399A IT1276801B1 (it) 1995-06-30 1995-06-30 Procedimento per la preparazione di polimeri vinilaromatici cristallini a struttura predominantemente sindiotattica

Publications (1)

Publication Number Publication Date
ES2126352T3 true ES2126352T3 (es) 1999-03-16

Family

ID=11371893

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96108077T Expired - Lifetime ES2126352T3 (es) 1995-06-30 1996-05-21 Procedimiento para la preparacion de polimeros vinilaromaticos cristalinos con una estructura predominantemente sindiotactica.

Country Status (11)

Country Link
US (1) US5629391A (es)
EP (1) EP0751154B1 (es)
JP (1) JP3761632B2 (es)
KR (1) KR970001385A (es)
AT (1) ATE174038T1 (es)
CA (1) CA2180170A1 (es)
DE (1) DE69601053T2 (es)
DK (1) DK0751154T3 (es)
ES (1) ES2126352T3 (es)
IT (1) IT1276801B1 (es)
SI (1) SI0751154T1 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG81898A1 (en) * 1995-08-11 2001-07-24 Sumitomo Chemical Co Olefin polymerization catalyst component, olefin polymerization catalyst and process for producing olefin polymer
IT1277677B1 (it) * 1995-12-21 1997-11-11 Enichem Spa Procedimento per la preparazione di polimeri vinilaromatici cristallini a struttura predominantemente sindiotattica
EP0861853A1 (en) 1997-02-27 1998-09-02 ENICHEM S.p.A. Catalyst and process for the syndiotactic polymerization of vinylaromatic compounds
ITMI980934A1 (it) 1998-04-30 1999-10-30 Enichem Spa Procedimento per la preparazione di manufatti a base di polimeri vinilaromatici a struttura predominantemente sindiotattica
IT1302680B1 (it) 1998-10-15 2000-09-29 Enichem Spa Procedimento per la preparazione di polimeri vinilaromatici adelevato grado di sindiotassia.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL84797A (en) * 1986-12-15 1993-01-14 Montedison Spa Production of crystalline vinyl aromatic polymers having mainly a syndiotactic structure
NO176841C (no) * 1989-04-27 1995-06-07 Sumitomo Chemical Co Flytende katalysatorkomponent, katalysatorsystem inneholdende denne og fremgangsmåte for fremstilling av etylen - lefin-kopolymerer ved anvendelse av katalysatorsystemet
JP3194438B2 (ja) * 1992-01-08 2001-07-30 出光興産株式会社 スチレン系重合体の製造方法及びその触媒

Also Published As

Publication number Publication date
JPH09221511A (ja) 1997-08-26
JP3761632B2 (ja) 2006-03-29
KR970001385A (ko) 1997-01-24
CA2180170A1 (en) 1996-12-31
DE69601053D1 (de) 1999-01-14
DK0751154T3 (da) 1999-08-16
US5629391A (en) 1997-05-13
IT1276801B1 (it) 1997-11-03
ITMI951399A1 (it) 1996-12-30
EP0751154B1 (en) 1998-12-02
SI0751154T1 (en) 1999-04-30
DE69601053T2 (de) 1999-05-12
ITMI951399A0 (it) 1995-06-30
EP0751154A1 (en) 1997-01-02
ATE174038T1 (de) 1998-12-15

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