ZA854595B - Method for the preparation of a catalyst on the basis of zirconium or of hafnium and process of polymerization or copolymerization of unsaturated compound using said catalyst - Google Patents

Method for the preparation of a catalyst on the basis of zirconium or of hafnium and process of polymerization or copolymerization of unsaturated compound using said catalyst

Info

Publication number
ZA854595B
ZA854595B ZA854595A ZA854595A ZA854595B ZA 854595 B ZA854595 B ZA 854595B ZA 854595 A ZA854595 A ZA 854595A ZA 854595 A ZA854595 A ZA 854595A ZA 854595 B ZA854595 B ZA 854595B
Authority
ZA
South Africa
Prior art keywords
catalyst
hafnium
copolymerization
zirconium
polymerization
Prior art date
Application number
ZA854595A
Other languages
English (en)
Inventor
Margherita Corbellini
Angelo Moalli
Original Assignee
Enichem Polimeri
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 Polimeri filed Critical Enichem Polimeri
Publication of ZA854595B publication Critical patent/ZA854595B/xx

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
ZA854595A 1984-06-22 1985-06-18 Method for the preparation of a catalyst on the basis of zirconium or of hafnium and process of polymerization or copolymerization of unsaturated compound using said catalyst ZA854595B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21559/84A IT1176299B (it) 1984-06-22 1984-06-22 Metodo per la preparazione di un catalizzatore a base di zirconio o afnio e processo di polimerizzazione o copolimerizzazione di composti insaturi impiegante lo stesso

Publications (1)

Publication Number Publication Date
ZA854595B true ZA854595B (en) 1986-02-26

Family

ID=11183595

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA854595A ZA854595B (en) 1984-06-22 1985-06-18 Method for the preparation of a catalyst on the basis of zirconium or of hafnium and process of polymerization or copolymerization of unsaturated compound using said catalyst

Country Status (18)

Country Link
JP (1) JPS6114202A (fr)
BE (1) BE902730A (fr)
DE (1) DE3522295A1 (fr)
DK (1) DK279185A (fr)
ES (1) ES8609372A1 (fr)
FR (1) FR2566412A1 (fr)
GB (1) GB2160535A (fr)
GR (1) GR851522B (fr)
IL (1) IL75590A0 (fr)
IT (1) IT1176299B (fr)
LU (1) LU85968A1 (fr)
NL (1) NL8501815A (fr)
NO (1) NO852451L (fr)
PL (1) PL254120A1 (fr)
PT (1) PT80685B (fr)
RO (1) RO92339B (fr)
SE (1) SE8503033L (fr)
ZA (1) ZA854595B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5015511A (en) * 1988-05-12 1991-05-14 The Dow Chemical Company Linear low density ethylene interpolymers for injection molding
JP2740922B2 (ja) * 1989-11-21 1998-04-15 石原産業株式会社 磁気記録材料用金属磁性粉末の製造方法
IT1311978B1 (it) * 1999-03-25 2002-03-22 Polimeri Europa Srl Catalizzatore bimetallico per la (co) polimerizzazione dellealfa-olefine.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1464451A (en) * 1973-09-08 1977-02-16 Chubu Chem Inc Solid catalytic complexes and their use in olefin polymerization
JPS5146387A (en) * 1974-10-18 1976-04-20 Yozo Kondo Horiorefuinno seizohoho
GB1578745A (en) * 1976-05-24 1980-11-12 Bp Chem Int Ltd Polymerisation catalyst component
IT1130243B (it) * 1980-02-01 1986-06-11 Anic Spa Composizione chimica a base di titanio trialogenuro,metodo per la sua preparazione e processo di polimerizzazione o copolimerizzazione di composti insaturi impiegante la stessa
US4396747A (en) * 1981-05-22 1983-08-02 Phillips Petroleum Company Zirconium-titanium catalyzed olefin polymerization
IT1137631B (it) * 1981-07-29 1986-09-10 Anic Spa Procedimento per la polimerizzazione e copolimerizzazione in alta resa di composti olefinicamente insaturi e mezzi adatti allo socpo
IT1210855B (it) * 1982-02-12 1989-09-29 Assoreni Ora Enichem Polimeri Polimeri dell'etilene a struttura lineare e processi per la loro preparazione.

Also Published As

Publication number Publication date
DE3522295A1 (de) 1985-12-19
FR2566412A1 (fr) 1985-12-27
IT8421559A0 (it) 1984-06-22
SE8503033D0 (sv) 1985-06-18
PT80685B (en) 1987-03-31
RO92339A (fr) 1987-08-31
BE902730A (fr) 1985-12-23
NO852451L (no) 1985-12-23
IT8421559A1 (it) 1985-12-22
DK279185D0 (da) 1985-06-20
ES8609372A1 (es) 1986-07-16
GB8515470D0 (en) 1985-07-24
SE8503033L (sv) 1985-12-23
DK279185A (da) 1985-12-23
GR851522B (fr) 1985-11-25
PT80685A (en) 1985-07-01
ES544981A0 (es) 1986-07-16
JPS6114202A (ja) 1986-01-22
GB2160535A (en) 1985-12-24
IT1176299B (it) 1987-08-18
IL75590A0 (en) 1985-10-31
NL8501815A (nl) 1986-01-16
PL254120A1 (en) 1986-05-20
RO92339B (ro) 1987-09-01
LU85968A1 (fr) 1986-01-24

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