DK0780405T3 - Fremgangsmåde til fremstilling af krystallinske vinylaromatiske polymerer med overvejende syndiotaktisk struktur - Google Patents

Fremgangsmåde til fremstilling af krystallinske vinylaromatiske polymerer med overvejende syndiotaktisk struktur

Info

Publication number
DK0780405T3
DK0780405T3 DK96118100T DK96118100T DK0780405T3 DK 0780405 T3 DK0780405 T3 DK 0780405T3 DK 96118100 T DK96118100 T DK 96118100T DK 96118100 T DK96118100 T DK 96118100T DK 0780405 T3 DK0780405 T3 DK 0780405T3
Authority
DK
Denmark
Prior art keywords
preparation
syndiotactic structure
vinyl aromatic
aromatic polymers
predominantly syndiotactic
Prior art date
Application number
DK96118100T
Other languages
English (en)
Inventor
Roberto Santi
Riccardo Po
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 DK0780405T3 publication Critical patent/DK0780405T3/da

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
    • 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
    • C08F2410/00—Features related to the catalyst preparation, the catalyst use or to the deactivation of the catalyst
    • C08F2410/01—Additive used together with the catalyst, excluding compounds containing Al or B
    • 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
    • C08F2410/00—Features related to the catalyst preparation, the catalyst use or to the deactivation of the catalyst
    • C08F2410/03—Multinuclear procatalyst, i.e. containing two or more metals, being different or not
    • 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
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65912—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an organoaluminium compound
DK96118100T 1995-12-21 1996-11-12 Fremgangsmåde til fremstilling af krystallinske vinylaromatiske polymerer med overvejende syndiotaktisk struktur DK0780405T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT95MI002701A IT1277677B1 (it) 1995-12-21 1995-12-21 Procedimento per la preparazione di polimeri vinilaromatici cristallini a struttura predominantemente sindiotattica

Publications (1)

Publication Number Publication Date
DK0780405T3 true DK0780405T3 (da) 1999-09-13

Family

ID=11372771

Family Applications (1)

Application Number Title Priority Date Filing Date
DK96118100T DK0780405T3 (da) 1995-12-21 1996-11-12 Fremgangsmåde til fremstilling af krystallinske vinylaromatiske polymerer med overvejende syndiotaktisk struktur

Country Status (11)

Country Link
US (1) US5728784A (da)
EP (1) EP0780405B1 (da)
JP (1) JPH09183811A (da)
AT (1) ATE176248T1 (da)
CA (1) CA2191361A1 (da)
DE (1) DE69601457T2 (da)
DK (1) DK0780405T3 (da)
ES (1) ES2128815T3 (da)
GR (1) GR3029595T3 (da)
IT (1) IT1277677B1 (da)
MX (1) MX9606540A (da)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6291695B1 (en) 1996-02-20 2001-09-18 Northwestern University Organo-Lewis acids of enhanced utility, uses thereof, and products based thereon
US5856256A (en) * 1996-02-20 1999-01-05 Northwestern University Organo-Lewis acid as cocatalyst for cationic homogeneous Ziegler-Natta olefin polymerizations
US6274752B1 (en) 1996-02-20 2001-08-14 Northwestern University Organo-Lewis acid as cocatalyst for cationic homogeneous Ziegler-Natta olefin polymerizations
IT1286031B1 (it) * 1996-10-24 1998-07-07 Enichem Spa Procedimento per la produzione di polimeri vinilaromatici ad elevato grado di sindiotassia
NL1004992C2 (nl) * 1997-01-14 1998-07-15 Dsm Nv Toepassing van verbindingen die Si, Ge, Sn of Pb bevatten als cokatalysator bij de polymerisatie van olefinen.
EP0954540B1 (en) 1997-01-14 2004-07-28 SABIC Polypropylenes B.V. A process for polymerizing olefins
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
CN1117106C (zh) * 1999-06-24 2003-08-06 中国石油化工集团公司 间规聚苯乙烯聚合物
US6982306B2 (en) 2003-11-26 2006-01-03 Chevron Phillips Chemical Company, L.P. Stannoxy-substituted metallocene catalysts for olefin and acetylene polymerization

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1276748C (en) 1985-07-29 1990-11-20 Michitake Uoi Styrene polymers
IL84797A (en) 1986-12-15 1993-01-14 Montedison Spa Production of crystalline vinyl aromatic polymers having mainly a syndiotactic structure
US4978730A (en) 1987-12-24 1990-12-18 Idemitsu Kosan Company Limited Process for producing styrene-based polymers and catalyst for use therein
IT1231774B (it) * 1989-08-03 1991-12-21 Enichem Anic Spa Catalizzatore e procedimento per la polimerizzazione e per la copolimerizzazione di alfa olefine.
US5326837A (en) * 1992-11-20 1994-07-05 Mobil Oil Corporation Catalyst systems for syndiospecific polymerization of styrenes
DE69505293T2 (de) * 1994-03-31 1999-03-11 Idemitsu Kosan Co Verfahren zur Herstellung eines Styrolpolymers
IT1276801B1 (it) * 1995-06-30 1997-11-03 Enichem Spa Procedimento per la preparazione di polimeri vinilaromatici cristallini a struttura predominantemente sindiotattica
US5644009A (en) * 1995-11-27 1997-07-01 Industrial Technology Research Institute Catalyst composition for preparing high syndiotacticity polystyrene from styrene of other arylethylene monomers and processes using the same

Also Published As

Publication number Publication date
ITMI952701A0 (da) 1995-12-21
JPH09183811A (ja) 1997-07-15
EP0780405A1 (en) 1997-06-25
CA2191361A1 (en) 1997-06-22
GR3029595T3 (en) 1999-06-30
DE69601457D1 (de) 1999-03-11
ATE176248T1 (de) 1999-02-15
IT1277677B1 (it) 1997-11-11
US5728784A (en) 1998-03-17
MX9606540A (es) 1997-06-28
DE69601457T2 (de) 1999-06-10
EP0780405B1 (en) 1999-01-27
ES2128815T3 (es) 1999-05-16
ITMI952701A1 (it) 1997-06-21

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