FR2339574B1 - - Google Patents
Info
- Publication number
- FR2339574B1 FR2339574B1 FR7702010A FR7702010A FR2339574B1 FR 2339574 B1 FR2339574 B1 FR 2339574B1 FR 7702010 A FR7702010 A FR 7702010A FR 7702010 A FR7702010 A FR 7702010A FR 2339574 B1 FR2339574 B1 FR 2339574B1
- Authority
- FR
- France
- 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.)
- Expired
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)
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 FR2339574A1 (fr) | 1977-08-26 |
| FR2339574B1 true FR2339574B1 (US06229276-20010508-P00022.png) | 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)
Families Citing this family (11)
| 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 |
| US4350612A (en) * | 1981-01-13 | 1982-09-21 | Stauffer Chemical Company | Method for preparing a magnesium halide support for catalysts |
| 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 |
| FR2658498B1 (fr) * | 1990-02-19 | 1992-05-15 | 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. |
| FR2669915B1 (fr) * | 1990-11-29 | 1993-01-29 | 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. |
| 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)
| 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 (US06229276-20010508-P00022.png) * | 1971-06-25 |
-
1976
- 1976-01-30 IT IT19749/76A patent/IT1054584B/it active
-
1977
- 1977-01-24 NL NL7700692A patent/NL7700692A/xx not_active Application Discontinuation
- 1977-01-25 FR FR7702010A patent/FR2339574A1/fr active Granted
- 1977-01-25 CA CA270,442A patent/CA1093787A/en not_active Expired
- 1977-01-26 GB GB3151/77A patent/GB1536064A/en not_active Expired
- 1977-01-26 JP JP52006889A patent/JPS6058167B2/ja not_active Expired
- 1977-01-28 BE BE174453A patent/BE850844A/xx not_active IP Right Cessation
- 1977-01-28 DE DE19772703557 patent/DE2703557A1/de active Granted
-
1981
- 1981-12-28 US US06/335,154 patent/US4401641A/en not_active Expired - Lifetime
-
1985
- 1985-05-27 JP JP60112298A patent/JPS60260603A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5294896A (en) | 1977-08-09 |
| JPH0229682B2 (US06229276-20010508-P00022.png) | 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 (US06229276-20010508-P00022.png) | 1988-05-19 |
| JPS60260603A (ja) | 1985-12-23 |
| FR2339574A1 (fr) | 1977-08-26 |
| CA1093787A (en) | 1981-01-20 |
