FR2339574A1 - Modification cristalline du chlorure de magnesium anhydre - Google Patents

Modification cristalline du chlorure de magnesium anhydre

Info

Publication number
FR2339574A1
FR2339574A1 FR7702010A FR7702010A FR2339574A1 FR 2339574 A1 FR2339574 A1 FR 2339574A1 FR 7702010 A FR7702010 A FR 7702010A FR 7702010 A FR7702010 A FR 7702010A FR 2339574 A1 FR2339574 A1 FR 2339574A1
Authority
FR
France
Prior art keywords
anhydrous magnesium
magnesium chloride
crystalline modification
crystalline
modification
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7702010A
Other languages
English (en)
French (fr)
Other versions
FR2339574B1 (pt-PT
Inventor
E Albizzati
I Bassi
G Foschini
S Parodi
F Pirinoli
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Montedison SpA
Original Assignee
Montedison 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 Montedison SpA filed Critical Montedison SpA
Publication of FR2339574A1 publication Critical patent/FR2339574A1/fr
Application granted granted Critical
Publication of FR2339574B1 publication Critical patent/FR2339574B1/fr
Granted legal-status Critical Current

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
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F5/00—Compounds of magnesium
    • C01F5/26—Magnesium halides
    • C01F5/30—Chlorides
    • C01F5/34—Dehydrating magnesium chloride containing water of crystallisation
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Catalysts (AREA)
  • Polymerization Catalysts (AREA)
FR7702010A 1976-01-30 1977-01-25 Modification cristalline du chlorure de magnesium anhydre Granted FR2339574A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19749/76A IT1054584B (it) 1976-01-30 1976-01-30 Modificazione cristallina del cloruro di magnesio anidro

Publications (2)

Publication Number Publication Date
FR2339574A1 true FR2339574A1 (fr) 1977-08-26
FR2339574B1 FR2339574B1 (pt-PT) 1979-09-21

Family

ID=11160905

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7702010A Granted FR2339574A1 (fr) 1976-01-30 1977-01-25 Modification cristalline du chlorure de magnesium anhydre

Country Status (9)

Country Link
US (1) US4401641A (pt-PT)
JP (2) JPS6058167B2 (pt-PT)
BE (1) BE850844A (pt-PT)
CA (1) CA1093787A (pt-PT)
DE (1) DE2703557A1 (pt-PT)
FR (1) FR2339574A1 (pt-PT)
GB (1) GB1536064A (pt-PT)
IT (1) IT1054584B (pt-PT)
NL (1) NL7700692A (pt-PT)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0056279A2 (en) * 1981-01-13 1982-07-21 Stauffer Chemical Company Method for preparing a magnesium halide support for catalysts
FR2658498A1 (fr) * 1990-02-19 1991-08-23 Atochem Particules de chlorure de magnesium a structure tronc conique, composante catalytique supportee sur ces particules, polyolefines obtenues a partir de cette composante catalytique, procedes de fabrication de ces produits.
EP0488856A1 (fr) * 1990-11-29 1992-06-03 Elf Atochem S.A. Particules de chlorure de magnésium à structure polyèdre, composante catalytique supportée sur ces particules, procédé de fabrication de ces produits et procédé d'obtention de polyoléfines à partir de cette composante catalytique

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1603724A (en) * 1977-05-25 1981-11-25 Montedison Spa Components and catalysts for the polymerisation of alpha-olefins
EP0085231B1 (en) * 1981-12-17 1986-11-12 Imperial Chemical Industries Plc Catalyst composition, production and use
US4497905A (en) * 1983-10-13 1985-02-05 Shell Oil Company Olefin polymerization catalyst compositions and polymerization process
FR2583307B1 (fr) * 1985-06-14 1993-07-02 Atochem Support a base de silice et de chlorure de magnesium, son procede de fabrication, catalyseurs obtenus a partir de ce support.
US4662065A (en) * 1986-05-22 1987-05-05 Battery Engineering, Inc. Method for dehydrating manganese dioxide
FI86866C (fi) † 1990-12-19 1992-10-26 Neste Oy Foerfarande foer modifiering av katalysatorer avsedda foer polymerisation av olefiner
EP1512699A1 (en) * 2003-08-27 2005-03-09 Total Petrochemicals Research Feluy Catalyst Support
KR20070118143A (ko) * 2005-03-30 2007-12-13 바셀 폴리올레핀 이탈리아 에스.알.엘 올레핀 중합용 촉매 성분

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
YU35844B (en) * 1968-11-25 1981-08-31 Montedison Spa Process for obtaining catalysts for the polymerization of olefines
NL160286C (pt-PT) * 1971-06-25

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0056279A2 (en) * 1981-01-13 1982-07-21 Stauffer Chemical Company Method for preparing a magnesium halide support for catalysts
EP0056279A3 (en) * 1981-01-13 1982-10-27 Stauffer Chemical Company Method for preparing a magnesium halide support for catalysts
FR2658498A1 (fr) * 1990-02-19 1991-08-23 Atochem Particules de chlorure de magnesium a structure tronc conique, composante catalytique supportee sur ces particules, polyolefines obtenues a partir de cette composante catalytique, procedes de fabrication de ces produits.
EP0449673A1 (fr) * 1990-02-19 1991-10-02 Elf Atochem S.A. Particules de chlorure de magnésium à structure tronconique, composante catalytique supportée sur ces particules, polyolèfines obtenues à partir de cette composante catalytique, procédés de fabrication de ces produits
EP0488856A1 (fr) * 1990-11-29 1992-06-03 Elf Atochem S.A. Particules de chlorure de magnésium à structure polyèdre, composante catalytique supportée sur ces particules, procédé de fabrication de ces produits et procédé d'obtention de polyoléfines à partir de cette composante catalytique
FR2669915A1 (fr) * 1990-11-29 1992-06-05 Atochem Particules de chlorure de magnesium a structure polyedre, composante catalytique supportee sur ces particules, procedes de fabrication de ces produits et des polyolefines obtenues a partir de cette composante catalytique.
US5212132A (en) * 1990-11-29 1993-05-18 Atochem Magnesium chloride particles with a polyhedral structure, catalytic components supported on these particles, resultant catalyst systems, processes for fabricating these products, and polyolefins obtained from these catalytic components
US6232422B1 (en) 1990-11-29 2001-05-15 Atofina Magnesium chloride particles with a polyhedral structure, catalytic components supported on these particles, resultant catalyst systems, processes for fabricating these products, and polyolefins obtained from these catalytic components

Also Published As

Publication number Publication date
JPS5294896A (en) 1977-08-09
FR2339574B1 (pt-PT) 1979-09-21
JPH0229682B2 (pt-PT) 1990-07-02
DE2703557A1 (de) 1977-08-04
GB1536064A (en) 1978-12-20
US4401641A (en) 1983-08-30
BE850844A (fr) 1977-07-28
IT1054584B (it) 1981-11-30
NL7700692A (nl) 1977-08-02
JPS6058167B2 (ja) 1985-12-18
DE2703557C2 (pt-PT) 1988-05-19
JPS60260603A (ja) 1985-12-23
CA1093787A (en) 1981-01-20

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