IT963209B - Metodo per la polimerizzazione o copolimerizzazione di etilene - Google Patents

Metodo per la polimerizzazione o copolimerizzazione di etilene

Info

Publication number
IT963209B
IT963209B IT27227/72A IT2722772A IT963209B IT 963209 B IT963209 B IT 963209B IT 27227/72 A IT27227/72 A IT 27227/72A IT 2722772 A IT2722772 A IT 2722772A IT 963209 B IT963209 B IT 963209B
Authority
IT
Italy
Prior art keywords
copolymerization
polymerization
ethylene
Prior art date
Application number
IT27227/72A
Other languages
English (en)
Original Assignee
Mitsui Toatsu Chemicals
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 Mitsui Toatsu Chemicals filed Critical Mitsui Toatsu Chemicals
Application granted granted Critical
Publication of IT963209B publication Critical patent/IT963209B/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
    • C08F4/00—Polymerisation catalysts
    • C08F4/02—Carriers therefor
    • C08F4/022—Magnesium halide as support anhydrous or hydrated or complexed by means of a Lewis base for Ziegler-type catalysts
    • 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
IT27227/72A 1971-07-22 1972-07-20 Metodo per la polimerizzazione o copolimerizzazione di etilene IT963209B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46054824A JPS5210916B1 (it) 1971-07-22 1971-07-22

Publications (1)

Publication Number Publication Date
IT963209B true IT963209B (it) 1974-01-10

Family

ID=12981417

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27227/72A IT963209B (it) 1971-07-22 1972-07-20 Metodo per la polimerizzazione o copolimerizzazione di etilene

Country Status (5)

Country Link
US (1) US3888835A (it)
JP (1) JPS5210916B1 (it)
DE (1) DE2235033C2 (it)
IT (1) IT963209B (it)
NL (1) NL147746B (it)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1005486B (it) * 1974-02-15 1976-08-20 Montedison Spa Gomme termoplastiche e processo per la loro preparazione
US4105847A (en) * 1974-11-26 1978-08-08 Mitsui Toatsu Chemicals Inc. Method for polymerization of ethylene
US4126576A (en) * 1974-12-06 1978-11-21 Toho Titanium Company, Limited Process for preparation of catalytic components for polymerization of α-olefins
NL190723C (nl) * 1975-06-12 1994-07-18 Montedison Spa Werkwijze voor het bereiden van Ziegler-katalysatoren voor de polymerisatie van alkenen.
US4069169A (en) * 1975-11-24 1978-01-17 Mitsui Petrochemical Industries Ltd. Process for preparation of catalyst component supported on high performance carrier
DE2553104A1 (de) * 1975-11-26 1977-06-08 Mitsui Petrochemical Ind Verfahren zur herstellung einer auf einen traeger mit hoher leistungsfaehigkeit aufgebrachten katalysatorkomponente
NL7613855A (nl) * 1975-12-18 1977-06-21 Sumitomo Chemical Co Werkwijze voor het polymeriseren van olefinen.
US4444967A (en) * 1975-12-22 1984-04-24 Stauffer Chemical Company Substantially agglomeration-free catalyst component
JPS6025444B2 (ja) * 1976-04-13 1985-06-18 三井東圧化学株式会社 低密度ポリエチレンの製造方法
US4175171A (en) * 1976-08-02 1979-11-20 Mitsui Toatsu Chemicals, Inc. Catalyst for polymerizing α-olefins
US4107412A (en) * 1976-11-24 1978-08-15 Phillips Petroleum Company Olefin polymerization process and catalyst therefor
US4272404A (en) 1977-12-09 1981-06-09 Wristers Harry J Supported Ziegler catalysts and method therefor
US4397763A (en) * 1977-12-13 1983-08-09 Phillips Petroleum Company Catalyst and process of polymerization of alpha-monoolefins
US4330648A (en) * 1977-12-13 1982-05-18 Phillips Petroleum Company Catalyst and process of polymerization of alpha-monoolefins
US4312784A (en) * 1977-12-13 1982-01-26 Phillips Petroleum Co. Catalyst and process of polymerization of alpha monoolefins
US4130503A (en) * 1977-12-23 1978-12-19 Phillips Petroleum Company Phosphite in MgX2 supported TiX3 /AlCl3 catalyst system
US4302566A (en) * 1978-03-31 1981-11-24 Union Carbide Corporation Preparation of ethylene copolymers in fluid bed reactor
US4390677A (en) * 1978-03-31 1983-06-28 Karol Frederick J Article molded from ethylene hydrocarbon copolymer
US4303771A (en) * 1978-12-14 1981-12-01 Union Carbide Corporation Process for the preparation of high density ethylene polymers in fluid bed reactor
US4240929A (en) * 1979-01-15 1980-12-23 Phillips Petroleum Company Polymerization of olefins
US4324690A (en) * 1979-02-15 1982-04-13 Standard Oil Company (Indiana) Alpha-olefin polymerization catalyst
US4277370A (en) * 1979-02-15 1981-07-07 Standard Oil Company (Indiana) Alpha-olefin polymerization catalyst
JPS5610506A (en) * 1979-07-09 1981-02-03 Mitsui Petrochem Ind Ltd Production of ethylene polymer composition
JPS5681312A (en) * 1979-12-04 1981-07-03 Nippon Oil Co Ltd Production of polyolefin
US4325835A (en) * 1980-01-10 1982-04-20 Imperial Chemical Industries Limited Catalyst component
US4347158A (en) * 1980-05-02 1982-08-31 Dart Industries, Inc. Supported high efficiency polyolefin catalyst component and methods of making and using the same
US4425257A (en) 1980-05-02 1984-01-10 Phillips Petroleum Company Supported high efficiency polyolefin catalyst component and methods of making and using the same
US4422957A (en) * 1980-05-02 1983-12-27 Phillips Petroleum Company Methods of producing polyolefins using supported high efficiency polyolefin catalyst components
US4442277A (en) * 1981-03-09 1984-04-10 Phillips Petroleum Company Process and catalyst for olefin polymerization
US4555496A (en) * 1982-08-20 1985-11-26 Phillips Petroleum Company Supported polyolefin catalyst components and methods of making and using the same
DE3433471A1 (de) * 1984-09-12 1986-03-20 Basf Ag, 6700 Ludwigshafen Verfahren zum herstellen von homo- und copolymerisaten des ethylens mittels eines ziegler-katalysatorsystems
DE3433469A1 (de) * 1984-09-12 1986-03-20 Basf Ag, 6700 Ludwigshafen Verfahren zum herstellen von homo- und copolymerisaten des ethylens mittels eines ziegler-katalysatorsystems
ES8609375A1 (es) * 1985-07-23 1986-07-16 Empresa Nac Petroleo Procedimiento perfeccionado de polimerizacion y copolimeri- zacion de etileno a presiones y temperaturas elevadas
DE3529239A1 (de) * 1985-08-16 1987-02-26 Basf Ag Verfahren zum herstellen von homo- und copolymerisaten des ethylens mittels eines ziegler-katalysatorsystems
US5747407A (en) * 1996-08-29 1998-05-05 Phillips Petroleum Company Method of making a Ziegler-Natta olefin polymerization catalyst
US20050272891A1 (en) * 2004-02-13 2005-12-08 Atofina Research S.A. Double loop technology

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1595597A1 (de) * 1966-03-04 1970-05-14 Hoechst Ag Verfahren zur Herstellung von hochmolekularem verzweigtem Polyaethylen
GB1231195A (it) * 1967-07-21 1971-05-12
US3676415A (en) * 1968-06-27 1972-07-11 Hoechst Ag Process for polymerizing {60 -olefins
DK133012C (da) * 1968-11-21 1976-08-09 Montedison Spa Katalysator til polymerisation af alkener

Also Published As

Publication number Publication date
NL7210148A (it) 1973-01-24
DE2235033A1 (de) 1973-02-01
NL147746B (nl) 1975-11-17
DE2235033C2 (de) 1982-04-22
US3888835A (en) 1975-06-10
JPS5210916B1 (it) 1977-03-26

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