IT1046428B - Procedimento per la polimerizzazione a bassa pressione di alfa olefine - Google Patents

Procedimento per la polimerizzazione a bassa pressione di alfa olefine

Info

Publication number
IT1046428B
IT1046428B IT26730/75A IT2673075A IT1046428B IT 1046428 B IT1046428 B IT 1046428B IT 26730/75 A IT26730/75 A IT 26730/75A IT 2673075 A IT2673075 A IT 2673075A IT 1046428 B IT1046428 B IT 1046428B
Authority
IT
Italy
Prior art keywords
low pressure
polymerization procedure
pressure polymerization
olefine
alfa
Prior art date
Application number
IT26730/75A
Other languages
English (en)
Original Assignee
Solvay
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 Solvay filed Critical Solvay
Application granted granted Critical
Publication of IT1046428B publication Critical patent/IT1046428B/it

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)
IT26730/75A 1974-10-18 1975-08-29 Procedimento per la polimerizzazione a bassa pressione di alfa olefine IT1046428B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49120048A JPS5146387A (en) 1974-10-18 1974-10-18 Horiorefuinno seizohoho

Publications (1)

Publication Number Publication Date
IT1046428B true IT1046428B (it) 1980-06-30

Family

ID=14776591

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26730/75A IT1046428B (it) 1974-10-18 1975-08-29 Procedimento per la polimerizzazione a bassa pressione di alfa olefine

Country Status (12)

Country Link
US (1) US4245071A (it)
JP (1) JPS5146387A (it)
AU (1) AU504320B2 (it)
BE (1) BE834601R (it)
CA (1) CA1074771A (it)
DE (1) DE2543437A1 (it)
FR (1) FR2330701A2 (it)
GB (1) GB1493159A (it)
HK (1) HK4280A (it)
IT (1) IT1046428B (it)
MY (1) MY8000170A (it)
NL (1) NL183403C (it)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU72278A1 (it) * 1975-04-14 1977-02-03
WO1980001485A1 (en) * 1979-01-18 1980-07-24 Mitsubishi Chem Ind Process for producing olefin polymer
US4269733A (en) 1979-09-28 1981-05-26 The Dow Chemical Company Ultra high efficiency catalyst for polymerizing olefins
US4356111A (en) 1980-10-20 1982-10-26 The Dow Chemical Company High efficiency catalyst containing titanium and zirconium for polymerizing olefins
US4310648A (en) 1980-10-20 1982-01-12 The Dow Chemical Company Polymerization of olefins in the presence of a catalyst containing titanium and zirconium
US4513095A (en) * 1980-11-24 1985-04-23 National Distillers And Chemical Corporation Intermetallic compounds of polymeric transition metal oxide alkoxides and catalytic use thereof
US4399053A (en) 1980-12-24 1983-08-16 The Dow Chemical Company High efficiency catalyst containing titanium, zirconium and zinc for polymerizing olefins
US4361685A (en) * 1981-06-01 1982-11-30 The Dow Chemical Company Polymerization of olefins in the presence of catalyst prepared from organo zirconium-chromium mixtures
US4380508A (en) 1981-10-22 1983-04-19 The Dow Chemical Company Ultra high efficiency catalyst for polymerizing olefins
US4381253A (en) * 1981-10-22 1983-04-26 The Dow Chemical Company Ultra high efficiency catalyst for polymerizing olefins
US4409126A (en) 1981-10-22 1983-10-11 The Dow Chemical Company Ultra high efficiency catalyst for polymerizing olefins
US4379760A (en) * 1981-11-12 1983-04-12 The Dow Chemical Company High efficiency catalyst for polymerizing olefins
EP0083671A1 (en) * 1982-01-07 1983-07-20 The Dow Chemical Company High efficiency catalyst containing titanium and zirconium and process for polymerizing olefins
US4675368A (en) * 1982-10-04 1987-06-23 Solvay & Cie. Process for inhibiting crust formation in reactors during alpha-olefin prepolymerization modification of Ziegler catalyst
IT1212779B (it) * 1983-10-14 1989-11-30 Enichimica Secondaria Procedimento per la polimerizzazione di etilene e per la copolimerizzazione di etilene con alfa-olefine e catalizzatore relativo.
US4496661A (en) * 1983-10-24 1985-01-29 The Dow Chemical Company High efficiency catalyst for polymerizing olefins
JPS60194601A (ja) * 1984-03-16 1985-10-03 Nec Corp 温度補償型の水晶発振器
US4593009A (en) * 1984-04-04 1986-06-03 Mobil Oil Corporation Catalyst composition for polymerizing alpha-olefins
US4672096A (en) * 1984-04-04 1987-06-09 Mobil Oil Corporation Catalyst composition for polymerizing alpha-olefins
US4618662A (en) * 1984-04-23 1986-10-21 Mobil Oil Corporation Catalyst composition for polymerizing alpha-olefins
JPS60262802A (ja) * 1984-06-11 1985-12-26 Toyo Soda Mfg Co Ltd ポリオレフインの製造方法
IT1176299B (it) * 1984-06-22 1987-08-18 Anic Spa 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
JPS61158139U (it) * 1985-03-20 1986-10-01
JPH085930B2 (ja) * 1986-06-23 1996-01-24 東ソー株式会社 ポリオレフインの製造方法
JPH01248807A (ja) * 1988-03-30 1989-10-04 Nippon Dempa Kogyo Co Ltd 水晶発振器
US5037910A (en) * 1989-10-17 1991-08-06 Paxon Polymer Company, L.P. Polyolefin catalysts and method of preparing an olefin polymer
US5071811A (en) * 1989-10-17 1991-12-10 Paxon Polymer Company, L.P. Polyolefin catalysts and method of preparing an olefin polymer
DE4126093A1 (de) * 1991-08-07 1993-02-11 Hoechst Ag Verfahren zur herstellung von ethylen(co)polymeren
FR3033565B1 (fr) 2015-03-09 2017-03-24 Centre Nat Rech Scient Precatalyseur a base de fer et son utilisation dans la polymerisation d'olefines

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3644318A (en) * 1968-08-21 1972-02-22 Hoechst Ag Process for the polymerization of olefins
FR2093306A6 (fr) * 1970-06-09 1972-01-28 Solvay Catalyseurs et procede perfectionnes pour la polymerisation et la copolymerisation des olefines
DE2021831C3 (de) * 1970-05-05 1974-08-01 Farbwerke Hoechst Ag, Vormals Meister Lucius & Bruening, 6000 Frankfurt Verfahren zur Herstellung von Polymerisationskatalysatoren
US3678025A (en) * 1970-05-22 1972-07-18 Dow Chemical Co Preparation of linear alpha olefin polymers having broad molecular weight distributions
JPS4948475B1 (it) * 1970-08-11 1974-12-21
JPS4855277A (it) * 1971-11-12 1973-08-03
BE791676A (fr) * 1971-12-08 1973-05-21 Solvay Procédé pour la polymérisation des oléfines

Also Published As

Publication number Publication date
DE2543437A1 (de) 1976-04-29
JPS5239714B2 (it) 1977-10-06
NL7511356A (nl) 1976-04-21
NL183403B (nl) 1988-05-16
NL183403C (nl) 1988-10-17
BE834601R (fr) 1976-04-20
AU8579575A (en) 1977-04-21
FR2330701B2 (it) 1979-04-13
GB1493159A (en) 1977-11-23
JPS5146387A (en) 1976-04-20
US4245071A (en) 1981-01-13
HK4280A (en) 1980-02-08
FR2330701A2 (fr) 1977-06-03
DE2543437C2 (it) 1988-04-21
AU504320B2 (en) 1979-10-11
CA1074771A (en) 1980-04-01
MY8000170A (en) 1980-12-31

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