FR2264039A1 - Olefin polymn. catalyst giving narrow particle size range - comprises silica xerogel-chromium trioxide - Google Patents
Olefin polymn. catalyst giving narrow particle size range - comprises silica xerogel-chromium trioxideInfo
- Publication number
- FR2264039A1 FR2264039A1 FR7507510A FR7507510A FR2264039A1 FR 2264039 A1 FR2264039 A1 FR 2264039A1 FR 7507510 A FR7507510 A FR 7507510A FR 7507510 A FR7507510 A FR 7507510A FR 2264039 A1 FR2264039 A1 FR 2264039A1
- Authority
- FR
- France
- Prior art keywords
- particle size
- xerogel
- degrees
- cr2o3
- narrow particle
- 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.)
- Withdrawn
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title abstract 4
- 239000003054 catalyst Substances 0.000 title abstract 3
- 239000002245 particle Substances 0.000 title abstract 3
- 150000001336 alkenes Chemical class 0.000 title abstract 2
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 title abstract 2
- 239000000377 silicon dioxide Substances 0.000 title abstract 2
- 229940117975 chromium trioxide Drugs 0.000 title 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N chromium trioxide Inorganic materials O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 title 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 3
- 239000000017 hydrogel Substances 0.000 abstract 2
- 239000007788 liquid Substances 0.000 abstract 2
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 abstract 2
- 239000002904 solvent Substances 0.000 abstract 2
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- 230000008020 evaporation Effects 0.000 abstract 1
- 239000000499 gel Substances 0.000 abstract 1
- 239000011236 particulate material Substances 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- 229920000098 polyolefin Polymers 0.000 abstract 1
- 229920006395 saturated elastomer Polymers 0.000 abstract 1
- 229910002028 silica xerogel Inorganic materials 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
- 230000004580 weight loss Effects 0.000 abstract 1
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)
- Polymerization Catalysts (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Silicon Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2411668A DE2411668A1 (de) | 1974-03-12 | 1974-03-12 | Verfahren zum herstellen von olefinpolymerisaten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2264039A1 true FR2264039A1 (en) | 1975-10-10 |
Family
ID=5909764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7507510A Withdrawn FR2264039A1 (en) | 1974-03-12 | 1975-03-11 | Olefin polymn. catalyst giving narrow particle size range - comprises silica xerogel-chromium trioxide |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS50157488A (enrdf_load_stackoverflow) |
| AT (1) | ATA186375A (enrdf_load_stackoverflow) |
| BE (1) | BE826585A (enrdf_load_stackoverflow) |
| DE (1) | DE2411668A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2264039A1 (enrdf_load_stackoverflow) |
| NO (1) | NO750798L (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4081407A (en) * | 1976-03-18 | 1978-03-28 | Phillips Petroleum Company | Catalyst support prepared by alcohol treatment of hydrogels |
| US4169926A (en) * | 1978-01-16 | 1979-10-02 | Phillips Petroleum Company | Inorganic hydrogels and uses thereof |
-
1974
- 1974-03-12 DE DE2411668A patent/DE2411668A1/de active Pending
-
1975
- 1975-03-10 NO NO750798A patent/NO750798L/no unknown
- 1975-03-11 AT AT186375A patent/ATA186375A/de not_active IP Right Cessation
- 1975-03-11 FR FR7507510A patent/FR2264039A1/fr not_active Withdrawn
- 1975-03-12 JP JP50029161A patent/JPS50157488A/ja active Pending
- 1975-03-12 BE BE154252A patent/BE826585A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS50157488A (enrdf_load_stackoverflow) | 1975-12-19 |
| BE826585A (fr) | 1975-09-12 |
| NO750798L (enrdf_load_stackoverflow) | 1975-09-15 |
| ATA186375A (de) | 1975-12-15 |
| DE2411668A1 (de) | 1975-09-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4037042A (en) | Manufacture of olefin polymers | |
| GB1329025A (en) | Process and apparatus for contacting a liquid with solid particles | |
| ES435198A1 (es) | Procedimiento para la obtencion de polimeros de olefinas de particulas finas. | |
| ES286438A1 (es) | Un procedimiento para preparar un polipropileno modificado | |
| FR2264039A1 (en) | Olefin polymn. catalyst giving narrow particle size range - comprises silica xerogel-chromium trioxide | |
| ES442868A1 (es) | Procedimiento de obtencion de un catalizador de xerogel de acido silicicontrioxido cromico. | |
| AU2001274033A1 (en) | Polymerization catalyst used for producing polyolefins that have excellent combined properties | |
| ES318745A1 (es) | Procedimiento para la preparacion de 3-cian-3-5-5-trimetilciclohexanona de isoforona y acido cianhidrico. | |
| JPS6038405B2 (ja) | オレフイン重合用触媒の製法 | |
| US6699947B1 (en) | Method for producing Phillips catalysts for polymerizing olefins with better productivity rates in the particle-form process | |
| FR2264038A1 (en) | Olefin polymn catalyst - comprising silicic acid xerogel charged with chromium trioxide | |
| JPS527891A (en) | Process for producing catalyst components for polymerization of olefi n | |
| GB1525386A (en) | Process for the preparation of globular silica particles | |
| ES445718A1 (es) | Procedimiento para la obtencion de polimerizados olefinicos. | |
| GB1204253A (en) | Production of beta-hydroxypropyl methacrylate | |
| GB856645A (en) | Polymerization of olefins | |
| GB836588A (en) | Process for polymerising ethylene | |
| GB1487667A (en) | Preparation of spheroidal silico-alumina particles | |
| GB981375A (en) | Polymerisation catalysts | |
| GB932231A (en) | Polymerisation of ethylene | |
| GB942367A (en) | Continuous production of carboxylic acids from olefines, carbon monoxide and water | |
| GB1232472A (enrdf_load_stackoverflow) | ||
| GB1491533A (en) | Method for the preparation of a polymerisation initiator | |
| GB1051947A (enrdf_load_stackoverflow) | ||
| GB1305568A (enrdf_load_stackoverflow) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Withdrawal of published application |