BE630390A - - Google Patents
Info
- Publication number
- BE630390A BE630390A BE630390DA BE630390A BE 630390 A BE630390 A BE 630390A BE 630390D A BE630390D A BE 630390DA BE 630390 A BE630390 A BE 630390A
- Authority
- BE
- Belgium
- Prior art keywords
- polymerization
- catalyst
- process according
- chromium
- temperature
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 22
- 229920000642 polymer Polymers 0.000 claims description 20
- 238000006116 polymerization reaction Methods 0.000 claims description 19
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 14
- 229910000423 chromium oxide Inorganic materials 0.000 claims description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 13
- 239000011148 porous material Substances 0.000 claims description 11
- 239000000741 silica gel Substances 0.000 claims description 9
- 229910002027 silica gel Inorganic materials 0.000 claims description 9
- 239000002685 polymerization catalyst Substances 0.000 claims description 6
- 150000001336 alkenes Chemical class 0.000 claims description 5
- 239000011651 chromium Substances 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 5
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 4
- 239000005977 Ethylene Substances 0.000 claims description 4
- 229910052804 chromium Inorganic materials 0.000 claims description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims 3
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 claims 2
- 125000000174 L-prolyl group Chemical group [H]N1C([H])([H])C([H])([H])C([H])([H])[C@@]1([H])C(*)=O 0.000 claims 1
- 239000003085 diluting agent Substances 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000000725 suspension Substances 0.000 claims 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 229940037003 alum Drugs 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910001902 chlorine oxide Inorganic materials 0.000 description 1
- 150000001844 chromium Chemical class 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000011785 micronutrient Substances 0.000 description 1
- 235000013369 micronutrients Nutrition 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 235000021395 porridge Nutrition 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000003039 volatile agent Substances 0.000 description 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)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE630390A true BE630390A (enrdf_load_stackoverflow) |
Family
ID=199399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE630390D BE630390A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE630390A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3960826A (en) * | 1973-07-27 | 1976-06-01 | National Petro Chemicals Corporation | Olefin polymerization process |
| EP0640625A3 (en) * | 1993-08-27 | 1995-05-03 | Union Carbide Chem Plastic | Improved method and catalyst for the production of blow molding polymers. |
-
0
- BE BE630390D patent/BE630390A/fr unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3960826A (en) * | 1973-07-27 | 1976-06-01 | National Petro Chemicals Corporation | Olefin polymerization process |
| EP0640625A3 (en) * | 1993-08-27 | 1995-05-03 | Union Carbide Chem Plastic | Improved method and catalyst for the production of blow molding polymers. |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BE1007653A3 (fr) | Procede de production de polyethylene ayant une distribution large de poids moleculaire. | |
| EP1118625A1 (fr) | Procédé de fabrication d'une résine de polyoléfine | |
| KR20080112295A (ko) | 크롬-기재 촉매 | |
| FR2570381A1 (fr) | Procede de polymerisation d'ethylene ou de copolymerisation d'ethylene et d'alpha-olefine en lit fluidise en presence de catalyseur a base d'oxyde de chrome | |
| EP0739909A1 (fr) | Polymère d'éthylène et procédés pour son obtention | |
| FR2549073A1 (fr) | Procede pour preparer des copolymeres d'ethylene et d'a-olefines a chaine longue | |
| FR2572082A1 (fr) | Procede de demarrage de polymerisation d'ethylene ou de copolymerisation d'ethylene et d'alpha-olefine en phase gazeuse en presence de catalyseur a base d'oxyde de chrome | |
| US2839519A (en) | Ethylene polymerization | |
| EP0102860B1 (fr) | Procédé de fabrication d'homopolymères et de copolymères de l'éthylène | |
| BE630390A (enrdf_load_stackoverflow) | ||
| JPS5810415B2 (ja) | ヘンセイポリプロピレン ノ セイゾウホウ | |
| US4634745A (en) | Terpolymer production | |
| EP0001150B1 (fr) | Procédé pour la séparation des polyoléfines fabriquées à basse pression, comprenant l'addition de monoxyde de carbone au mélange réactionnel | |
| EP0032339B1 (fr) | Catalyseurs de polymérisation de l'éthylène, leur procédé de fabrication et un procédé de polymérisation utilisant lesdits catalyseurs | |
| JP2004529253A (ja) | 高圧フリーラジカル重合によるエチレン単独重合体及びエチレン共重合体の製造方法 | |
| FR2463781A1 (fr) | Procede pour la production de polypropylene ayant une aptitude a l'etirage amelioree | |
| CA1113684A (fr) | Particules de trichlorures de titane utilisables pour la polymerisation stereospecifique des alpha-olefines | |
| EP0005394B1 (fr) | Catalyseur comprenant un composé de magnésium et un halogénure de métal de transition, procédé de préparation dudit catalyseur, système catalytique comprenant ledit catalyseur et procédé de polymérisation utilisant ledit système catalytique | |
| CA1106547A (fr) | Procede controle de polymerisation de l'ethylene | |
| FR2510587A1 (fr) | Procede de polymerisation et de copolymerisation de composes olefiniquement insatures et composes ainsi obtenus | |
| FR2462452A1 (fr) | Procede de copolymerisation sequencee d'ethylene et de propylene et produit obtenu | |
| CA1158223A (fr) | Catalyseurs de polymerisation de l'ethylene, leur procede de fabrication, et un procede de polymerisation utilisant lesdits catalyseurs | |
| EP0934346B1 (fr) | Copolymere d'ethylene et d'au moins une alpha-olefine et procede pour son obtention | |
| SU504496A3 (ru) | Способ получени полиолефинов | |
| BE570981A (enrdf_load_stackoverflow) |