IT1054583B - Metodo per la preparazione di tricoluri di titanio e di vanadio e prodotti cosi ottenuti - Google Patents

Metodo per la preparazione di tricoluri di titanio e di vanadio e prodotti cosi ottenuti

Info

Publication number: IT1054583B
Authority: IT; Italy
Prior art keywords: metal; reacting; pref; partic; vapours
Prior art date: 1976-01-30

Application number

IT1974876A

Other languages

English (en)

Italian (it)

Inventor

A Greco

M Corbellini

Original Assignee

Snam Progetti

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.)

1976-01-30

Filing date

1976-01-30

Publication date

1981-11-30

1976-01-30 Application filed by Snam Progetti filed Critical Snam Progetti

1976-01-30 Priority to IT1974876A priority Critical patent/IT1054583B/it

1977-01-18 Priority to ZA77262A priority patent/ZA77262B/xx

1977-01-18 Priority to IL51283A priority patent/IL51283A/xx

1977-01-18 Priority to GR52596A priority patent/GR60862B/el

1977-01-20 Priority to CA000270122A priority patent/CA1118748A/en

1977-01-20 Priority to AU21472/77A priority patent/AU512820B2/en

1977-01-23 Priority to YU230/77A priority patent/YU39988B/xx

1977-01-24 Priority to CS77451A priority patent/CS208192B2/cs

1977-01-25 Priority to MW2/77A priority patent/MW277A1/xx

1977-01-25 Priority to TR19781A priority patent/TR19781A/xx

1977-01-25 Priority to ZM8/77A priority patent/ZM877A1/xx

1977-01-25 Priority to DK30877A priority patent/DK147620C/da

1977-01-26 Priority to EG51/77A priority patent/EG13429A/xx

1977-01-27 Priority to RO7789154A priority patent/RO72499A/ro

1977-01-27 Priority to NO770274A priority patent/NO150208C/no

1977-01-27 Priority to HU7SA3009A priority patent/HU175166B/hu

1977-01-27 Priority to FR7702334A priority patent/FR2345467A1/fr

1977-01-27 Priority to AR266342A priority patent/AR217821A1/es

1977-01-27 Priority to GB3437/77A priority patent/GB1576431A/en

1977-01-28 Priority to MX167866A priority patent/MX142961A/es

1977-01-28 Priority to JP52007909A priority patent/JPS6050806B2/ja

1977-01-28 Priority to IE189/77A priority patent/IE45018B1/en

1977-01-28 Priority to BE174487A priority patent/BE850878A/fr

1977-01-28 Priority to CH108477A priority patent/CH628597A5/it

1977-01-28 Priority to LU76666A priority patent/LU76666A1/xx

1977-01-28 Priority to DD7700197143A priority patent/DD130130A5/xx

1977-01-28 Priority to DE2759512A priority patent/DE2759512C2/de

1977-01-28 Priority to DD77205331A priority patent/DD138218A5/xx

1977-01-28 Priority to DE2703604A priority patent/DE2703604C3/de

1977-01-28 Priority to PH19393A priority patent/PH15890A/en

1977-01-28 Priority to SE7700926A priority patent/SE439638B/xx

1977-01-28 Priority to ES455759A priority patent/ES455759A1/es

1977-01-28 Priority to SU772446350A priority patent/SU1056905A3/ru

1977-01-28 Priority to AT55077A priority patent/AT359042B/de

1977-01-28 Priority to PT66123A priority patent/PT66123B/pt

1977-01-29 Priority to IN133/CAL/77A priority patent/IN145866B/en

1977-01-29 Priority to PL1977195656A priority patent/PL106893B1/pl

1977-01-31 Priority to NLAANVRAGE7701005,A priority patent/NL172329C/xx

1977-06-14 Priority to FR7718179A priority patent/FR2345212A1/fr

1978-07-19 Priority to IN795/CAL/78A priority patent/IN146150B/en

1978-07-20 Priority to US05/926,518 priority patent/US4194992A/en

1979-01-03 Priority to CS7998A priority patent/CS208194B2/cs

1979-05-18 Priority to AT370179A priority patent/AT368174B/de

1980-10-29 Priority to DK458580A priority patent/DK156481C/da

1981-01-27 Priority to NO810263A priority patent/NO152562C/no

1981-11-30 Application granted granted Critical

1981-11-30 Publication of IT1054583B publication Critical patent/IT1054583B/it

1982-07-29 Priority to YU1657/82A priority patent/YU44358B/xx

1982-07-29 Priority to YU1658/82A priority patent/YU44359B/xx

1982-12-30 Priority to MY212/82A priority patent/MY8200212A/xx

Links

229910052751 metal Inorganic materials 0.000 title abstract 6
239000002184 metal Substances 0.000 title abstract 6
239000003054 catalyst Substances 0.000 title abstract 4
229910052719 titanium Inorganic materials 0.000 title abstract 3
229910021551 Vanadium(III) chloride Inorganic materials 0.000 title abstract 2
229910052749 magnesium Inorganic materials 0.000 title abstract 2
HQYCOEXWFMFWLR-UHFFFAOYSA-K vanadium(iii) chloride Chemical compound [Cl-].[Cl-].[Cl-].[V+3] HQYCOEXWFMFWLR-UHFFFAOYSA-K 0.000 title abstract 2
KPZGRMZPZLOPBS-UHFFFAOYSA-N 1,3-dichloro-2,2-bis(chloromethyl)propane Chemical compound ClCC(CCl)(CCl)CCl KPZGRMZPZLOPBS-UHFFFAOYSA-N 0.000 title 1
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 title 1
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 title 1
150000001336 alkenes Chemical class 0.000 title 1
239000011777 magnesium Substances 0.000 title 1
JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 title 1
239000010936 titanium Substances 0.000 title 1
229920000642 polymer Polymers 0.000 abstract 3
229910052720 vanadium Inorganic materials 0.000 abstract 2
229910010062 TiCl3 Inorganic materials 0.000 abstract 1
229910003074 TiCl4 Inorganic materials 0.000 abstract 1
150000001338 aliphatic hydrocarbons Chemical class 0.000 abstract 1
229910052782 aluminium Inorganic materials 0.000 abstract 1
229910052804 chromium Inorganic materials 0.000 abstract 1
239000007792 gaseous phase Substances 0.000 abstract 1
150000008282 halocarbons Chemical class 0.000 abstract 1
239000003701 inert diluent Substances 0.000 abstract 1
229910052742 iron Inorganic materials 0.000 abstract 1
229910052748 manganese Inorganic materials 0.000 abstract 1
238000000034 method Methods 0.000 abstract 1
125000002524 organometallic group Chemical group 0.000 abstract 1
XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 abstract 1
YONPGGFAJWQGJC-UHFFFAOYSA-K titanium(iii) chloride Chemical compound Cl[Ti](Cl)Cl YONPGGFAJWQGJC-UHFFFAOYSA-K 0.000 abstract 1
230000007704 transition Effects 0.000 abstract 1
238000009834 vaporization Methods 0.000 abstract 1
239000004711 α-olefin Substances 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/002—Compounds containing titanium, with or without oxygen or hydrogen, and containing two or more other elements
- 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
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/02—Halides of titanium
- C01G23/026—Titanium trichloride
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G31/00—Compounds of vanadium
- C01G31/006—Compounds containing vanadium, with or without oxygen or hydrogen, and containing two or more other elements
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G37/00—Compounds of chromium
- C01G37/006—Compounds containing chromium, with or without oxygen or hydrogen, and containing two or more other elements
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G45/00—Compounds of manganese
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/009—Compounds containing iron, with or without oxygen or hydrogen, and containing two or more other elements
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/10—Solid density
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/60—Optical properties, e.g. expressed in CIELAB-values

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Environmental & Geological Engineering (AREA)
General Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)

IT1974876A 1976-01-30 1976-01-30 Metodo per la preparazione di tricoluri di titanio e di vanadio e prodotti cosi ottenuti IT1054583B (it)

Priority Applications (48)

Application Number	Priority Date	Filing Date	Title
IT1974876A IT1054583B (it)	1976-01-30	1976-01-30	Metodo per la preparazione di tricoluri di titanio e di vanadio e prodotti cosi ottenuti
ZA77262A ZA77262B (en)	1976-01-30	1977-01-18	Method for the polymerization of olephins and means suitable thereto
IL51283A IL51283A (en)	1976-01-30	1977-01-18	Process for preparing a co-catalyst for use in the polymerization of a-olefins,a co-catalyst prepared by the process,a catalytic system comprising such a co-catalyst and a process for polymerizing an a-olefin using such catalytic system
GR52596A GR60862B (en)	1976-01-30	1977-01-18	Process for olephines polymerization and compositions suitable for the polymerization
CA000270122A CA1118748A (en)	1976-01-30	1977-01-20	Titanium and vanadium trichloride catalysts for polymerization of olephins
AU21472/77A AU512820B2 (en)	1976-01-30	1977-01-20	Production of co-catalyst forthe polymerisation of olefins
YU230/77A YU39988B (en)	1976-01-30	1977-01-23	Process for obtaining catalysts for polymerization of olefines consisting of titanium or vanadium trichloride comprising metal chlorides
CS77451A CS208192B2 (en)	1976-01-30	1977-01-24	Method of preparation of the titanium and vanadium chloride
MW2/77A MW277A1 (en)	1976-01-30	1977-01-25	Method for the polymerization of olephins and means suitable thereto
TR19781A TR19781A (tr)	1976-01-30	1977-01-25	Titan ve vanadyum trikloruerlerinin hazirlama metodu ve bu sekilde elde edilen mamuller
ZM8/77A ZM877A1 (en)	1976-01-30	1977-01-25	Method for the polymerisation of olephins and means suitable thereto
DK30877A DK147620C (da)	1976-01-30	1977-01-25	Fremgangsmaade til fremstilling af metalchloridblandinger indeholdende titan- eller vanadiumtrichlorid
EG51/77A EG13429A (en)	1976-01-30	1977-01-26	Method for the polymerization of olephines and means adapted thereto
RO7789154A RO72499A (ro)	1976-01-30	1977-01-27	Procedeu de obtinere a unor halogenuri duble de titan sau vanadiu
NO770274A NO150208C (no)	1976-01-30	1977-01-27	Fremgangsmaate for fremstilling av titan- eller vanadium-trikloridholdige metallkloridblandinger for bruk i polymerisasjonskatalysator-systemer
HU7SA3009A HU175166B (hu)	1976-01-30	1977-01-27	Sposob poluchenija komponentov katalizatora soderzhahhikh khloridy titanija i vanadija
FR7702334A FR2345467A1 (fr)	1976-01-30	1977-01-27	Procede pour la polymerisation des olefines, moyens appropries pour effectuer cette polymerisation, et procede de fabrication de ces moyens
AR266342A AR217821A1 (es)	1976-01-30	1977-01-27	Procedimiento para la preparacion de un catalizador a base de tricloruro titanio,o vanadio y composicion catalitica y procedimiento para la polimerizacion con alto rendimiento de alfa olefina
GB3437/77A GB1576431A (en)	1976-01-30	1977-01-27	Catalyst its production and use in polymerization of olefins
MX167866A MX142961A (es)	1976-01-30	1977-01-28	Mejoras a un metodo para preparar un catalizador que contiene ticl3 o vcl3 para la polimerizacion y copolimerizacion de etileno
JP52007909A JPS6050806B2 (ja)	1976-01-30	1977-01-28	新規触媒組成物
IE189/77A IE45018B1 (en)	1976-01-30	1977-01-28	Catalyst, its production and use in polymerization of olefins
BE174487A BE850878A (fr)	1976-01-30	1977-01-28	Perfectionnements a la polymerisation des olefines
CH108477A CH628597A5 (en)	1976-01-30	1977-01-28	Process for preparing trichlorides of titanium and vanadium for use in catalytic systems for the polymerisation of olefins
LU76666A LU76666A1 (cs)	1976-01-30	1977-01-28
DD7700197143A DD130130A5 (de)	1976-01-30	1977-01-28	Verfahren zur herstellung von titan-und vanadiumtrichloriden
DE2759512A DE2759512C2 (de)	1976-01-30	1977-01-28	Titanhaltiger Katalysator und dessen Verwendung in Kombination mit einer aluminiumorganischen Verbindung zur Polymerisation von α-Olefinen
DD77205331A DD138218A5 (de)	1976-01-30	1977-01-28	Katalysatorzusammensetzung und verwendung bei der olefinpolymerisation
DE2703604A DE2703604C3 (de)	1976-01-30	1977-01-28	Verfahren zur Herstellung von Titan, oder Vanadiumtrichlorid enthaltenden Metallchloridgemischen und deren Verwendung in Polymerisationskatalysatoren für Olefine
PH19393A PH15890A (en)	1976-01-30	1977-01-28	Method for preparing a catalyst useful in the polymerization of olefins
SE7700926A SE439638B (sv)	1976-01-30	1977-01-28	Forfarande for homo- eller sampolymerisation av eten och katalysatorkomposition innehallande en mg- och ti-haltig forening for anvendning dervid
ES455759A ES455759A1 (es)	1976-01-30	1977-01-28	Procedimiento para la polimerizacion con alto rendimiento deolefinas.
SU772446350A SU1056905A3 (ru)	1976-01-30	1977-01-28	Способ получени катализатора полимеризации олефинов
AT55077A AT359042B (de)	1976-01-30	1977-01-28	Verfahren zur herstellung von titan- und vanadiumtrichloriden
PT66123A PT66123B (en)	1976-01-30	1977-01-28	Process for the preparation of a novel catalytic composition and application of said catalytic composition to the polymerization of olephines
IN133/CAL/77A IN145866B (cs)	1976-01-30	1977-01-29
PL1977195656A PL106893B1 (pl)	1976-01-30	1977-01-29	Sposob wytwarzania trojchlorkow tytanu i wanadu
NLAANVRAGE7701005,A NL172329C (nl)	1976-01-30	1977-01-31	Werkwijze voor de bereiding van een katalysatorbestanddeel voor de polymerisatie van alfa-alkenen, werkwijze voor de bereiding van een katalysatorsysteem, werkwijze voor de polymerisatie van alkenen en gevormd voortbrengsel verkregen uit de alkeenpolymeren.
FR7718179A FR2345212A1 (fr)	1976-01-30	1977-06-14	Procede pour la preparation du trichlorure de titane et du trichlorure de vanadium
IN795/CAL/78A IN146150B (cs)	1976-01-30	1978-07-19
US05/926,518 US4194992A (en)	1976-01-30	1978-07-20	Method for the polymerization of olefines and means suitable thereto
CS7998A CS208194B2 (cs)	1976-01-30	1979-01-03	Katalytická směs pro polymeraci a-olefinů
AT370179A AT368174B (de)	1976-01-30	1979-05-18	Verfahren zur polymerisation von olefinen
DK458580A DK156481C (da)	1976-01-30	1980-10-29	Titanholdig katalysator samt anvendelse af denne kombineret med en aluminiumorganisk forbindelse til polymerisering af alfa-olefiner
NO810263A NO152562C (no)	1976-01-30	1981-01-27	Fremgangsmaate for polymerisering og ko-polymerisering av olefiner
YU1657/82A YU44358B (en)	1976-01-30	1982-07-29	Process for obtaining catalyst for the polymerization of alpha-olefines
YU1658/82A YU44359B (en)	1976-01-30	1982-07-29	Process for the polymerization of alpha-olefines
MY212/82A MY8200212A (en)	1976-01-30	1982-12-30	C atalyst its production and use in polymerization of olefins

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT1974876A IT1054583B (it)	1976-01-30	1976-01-30	Metodo per la preparazione di tricoluri di titanio e di vanadio e prodotti cosi ottenuti

Publications (1)

Publication Number	Publication Date
IT1054583B true IT1054583B (it)	1981-11-30

Family

ID=11160895

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT1974876A IT1054583B (it)	1976-01-30	1976-01-30	Metodo per la preparazione di tricoluri di titanio e di vanadio e prodotti cosi ottenuti

Country Status (11)

Country	Link
AT (1)	AT359042B (cs)
BE (1)	BE850878A (cs)
CS (1)	CS208192B2 (cs)
HU (1)	HU175166B (cs)
IT (1)	IT1054583B (cs)
MW (1)	MW277A1 (cs)
PL (1)	PL106893B1 (cs)
RO (1)	RO72499A (cs)
SE (1)	SE439638B (cs)
ZA (1)	ZA77262B (cs)
ZM (1)	ZM877A1 (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
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

1976
- 1976-01-30 IT IT1974876A patent/IT1054583B/it active
1977
- 1977-01-18 ZA ZA77262A patent/ZA77262B/xx unknown
- 1977-01-24 CS CS77451A patent/CS208192B2/cs unknown
- 1977-01-25 MW MW2/77A patent/MW277A1/xx unknown
- 1977-01-25 ZM ZM8/77A patent/ZM877A1/xx unknown
- 1977-01-27 HU HU7SA3009A patent/HU175166B/hu not_active IP Right Cessation
- 1977-01-27 RO RO7789154A patent/RO72499A/ro unknown
- 1977-01-28 BE BE174487A patent/BE850878A/fr not_active IP Right Cessation
- 1977-01-28 AT AT55077A patent/AT359042B/de not_active IP Right Cessation
- 1977-01-28 SE SE7700926A patent/SE439638B/xx not_active IP Right Cessation
- 1977-01-29 PL PL1977195656A patent/PL106893B1/pl unknown

Also Published As

Publication number	Publication date
ZM877A1 (en)	1977-09-21
HU175166B (hu)	1980-05-28
CS208192B2 (en)	1981-08-31
MW277A1 (en)	1978-05-10
AT359042B (de)	1980-10-10
SE7700926L (sv)	1977-07-31
PL106893B1 (pl)	1980-01-31
ZA77262B (en)	1977-11-30
ATA55077A (de)	1980-03-15
SE439638B (sv)	1985-06-24
RO72499A (ro)	1980-12-30
BE850878A (fr)	1977-07-28

Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19950216

Publication	Publication Date	Title
US5055535A (en)	1991-10-08	Procedure for gas-phase polymerication of ethylene allowing the fabrication of linear polyethylene with a narrow molecular-weight distribution
US4735931A (en)	1988-04-05	In situ comonomer generation in olefin polymerization
US4144390A (en)	1979-03-13	Process for the polymerization of olefins and catalysts therefor
HUT75175A (en)	1997-04-28	Process for the (co)polymerization of olefins and polymers produced thereby
GB1444010A (en)	1976-07-28	Preparation of catalytic complexes for the -co- 'polymerisation of alpha-olefins
CA2049844A1 (en)	1992-03-01	Gas phase polymerisation process
JPS5837011A (ja)	1983-03-04	オレフィン重合用クロム含有触媒の製造方法
CA1168212A (en)	1984-05-29	Polymerisation catalyst
IT1054583B (it)	1981-11-30	Metodo per la preparazione di tricoluri di titanio e di vanadio e prodotti cosi ottenuti
IT1065073B (it)	1985-02-25	Composizione catalitica per la polimerizzazione in alta resa di alfa olefine e processo di polimerizzazione impiegante la stessa
CS267891A3 (en)	1992-03-18	Gas-phase polymerization process
Tuskaev et al.	2022	New catalytic systems based on fluorine-containing titanium (IV) alkoxides for the synthesis of ultrahigh-molecular-weight polyethylene and olefin elastomers
ES455759A1 (es)	1978-01-01	Procedimiento para la polimerizacion con alto rendimiento deolefinas.
US3929754A (en)	1975-12-30	Process for the preparation of ethylene polymers by both free-radical and ionic polymerisation reactions
US4246135A (en)	1981-01-20	Olefin polymerization catalyst
US3989879A (en)	1976-11-02	Process and catalysts for the polymerization and copolymerization of olefins
US4065611A (en)	1977-12-27	Process for the production of polyolefins
US2962491A (en)	1960-11-29	Olefin polymerization
EP0032034A1 (en)	1981-07-15	Polymerisation of alpha-olefins
US5508245A (en)	1996-04-16	Spherical components and catalysts for the polymerization of olefins
US4420417A (en)	1983-12-13	Ethylene polymerization catalyst and a process for its preparation
US4472315A (en)	1984-09-18	Components of catalysts and catalysts for (Co) polymerizing olefins and process for preparing said components, said components being based on particular chlorinated compounds of trivalent vanadium
US4379074A (en)	1983-04-05	Chemical composition based on titanium trihalide, a method for its preparation, and a process for the polymerization or copolymerization of unsaturated compounds which uses this composition
GB1484086A (en)	1977-08-24	Titanium trichloride catalyst component
US3546133A (en)	1970-12-08	Polymerization catalyst containing alkyl aluminum dihalide