NO784075L - Fremgangsmaate til aktivering av en katalysator - Google Patents
Fremgangsmaate til aktivering av en katalysatorInfo
- Publication number
- NO784075L NO784075L NO784075A NO784075A NO784075L NO 784075 L NO784075 L NO 784075L NO 784075 A NO784075 A NO 784075A NO 784075 A NO784075 A NO 784075A NO 784075 L NO784075 L NO 784075L
- Authority
- NO
- Norway
- Prior art keywords
- catalyst
- chromium
- temperature
- oxygen
- sulfur
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title claims description 93
- 238000000034 method Methods 0.000 title claims description 31
- 230000003213 activating effect Effects 0.000 title claims description 3
- 239000000463 material Substances 0.000 claims description 27
- 229910052804 chromium Inorganic materials 0.000 claims description 25
- 239000011651 chromium Substances 0.000 claims description 25
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 23
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 20
- 229910052760 oxygen Inorganic materials 0.000 claims description 20
- 239000001301 oxygen Substances 0.000 claims description 20
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 18
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 claims description 15
- 229910052717 sulfur Inorganic materials 0.000 claims description 15
- 239000011593 sulfur Substances 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 14
- 238000006116 polymerization reaction Methods 0.000 claims description 13
- 150000001875 compounds Chemical class 0.000 claims description 12
- 239000000017 hydrogel Substances 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 12
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 11
- JJWKPURADFRFRB-UHFFFAOYSA-N carbonyl sulfide Chemical compound O=C=S JJWKPURADFRFRB-UHFFFAOYSA-N 0.000 claims description 11
- 229910052710 silicon Inorganic materials 0.000 claims description 11
- 239000010703 silicon Substances 0.000 claims description 11
- 239000002585 base Substances 0.000 claims description 10
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 9
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 8
- 150000002894 organic compounds Chemical class 0.000 claims description 8
- 239000010936 titanium Substances 0.000 claims description 8
- 229910052719 titanium Inorganic materials 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- QMMFVYPAHWMCMS-UHFFFAOYSA-N Dimethyl sulfide Chemical compound CSC QMMFVYPAHWMCMS-UHFFFAOYSA-N 0.000 claims description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 230000001590 oxidative effect Effects 0.000 claims description 5
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 4
- 125000004432 carbon atom Chemical group C* 0.000 claims description 4
- 150000003609 titanium compounds Chemical class 0.000 claims description 4
- 239000005864 Sulphur Substances 0.000 claims description 3
- WYYQVWLEPYFFLP-UHFFFAOYSA-K chromium(3+);triacetate Chemical compound [Cr+3].CC([O-])=O.CC([O-])=O.CC([O-])=O WYYQVWLEPYFFLP-UHFFFAOYSA-K 0.000 claims description 3
- LJSQFQKUNVCTIA-UHFFFAOYSA-N diethyl sulfide Chemical compound CCSCC LJSQFQKUNVCTIA-UHFFFAOYSA-N 0.000 claims description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 2
- 230000032683 aging Effects 0.000 claims description 2
- 229910052783 alkali metal Inorganic materials 0.000 claims description 2
- 229910052910 alkali metal silicate Inorganic materials 0.000 claims description 2
- 150000001340 alkali metals Chemical class 0.000 claims description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 2
- 150000002500 ions Chemical class 0.000 claims description 2
- 239000011707 mineral Substances 0.000 claims description 2
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims description 2
- 150000001844 chromium Chemical class 0.000 claims 2
- 239000000470 constituent Substances 0.000 claims 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 29
- 229920000642 polymer Polymers 0.000 description 25
- 238000002474 experimental method Methods 0.000 description 23
- 229910052757 nitrogen Inorganic materials 0.000 description 15
- 238000001994 activation Methods 0.000 description 14
- 239000000155 melt Substances 0.000 description 14
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 13
- 239000005977 Ethylene Substances 0.000 description 13
- 239000012190 activator Substances 0.000 description 13
- 238000010405 reoxidation reaction Methods 0.000 description 13
- 238000011282 treatment Methods 0.000 description 13
- 230000004913 activation Effects 0.000 description 11
- 239000007789 gas Substances 0.000 description 8
- -1 aluminum oxide Chemical compound 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000002844 melting Methods 0.000 description 7
- 230000008018 melting Effects 0.000 description 7
- 238000009826 distribution Methods 0.000 description 6
- 229930195733 hydrocarbon Natural products 0.000 description 6
- 239000004215 Carbon black (E152) Substances 0.000 description 5
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 5
- 150000002430 hydrocarbons Chemical class 0.000 description 5
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 4
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- QQONPFPTGQHPMA-UHFFFAOYSA-N Propene Chemical compound CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 4
- 229910000423 chromium oxide Inorganic materials 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000002685 polymerization catalyst Substances 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000005486 sulfidation Methods 0.000 description 4
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 150000001336 alkenes Chemical class 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 150000001845 chromium compounds Chemical class 0.000 description 3
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000499 gel Substances 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 150000002898 organic sulfur compounds Chemical class 0.000 description 3
- 150000003464 sulfur compounds Chemical class 0.000 description 3
- RMVRSNDYEFQCLF-UHFFFAOYSA-N thiophenol Chemical compound SC1=CC=CC=C1 RMVRSNDYEFQCLF-UHFFFAOYSA-N 0.000 description 3
- SDJHPPZKZZWAKF-UHFFFAOYSA-N 2,3-dimethylbuta-1,3-diene Chemical compound CC(=C)C(C)=C SDJHPPZKZZWAKF-UHFFFAOYSA-N 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- DBULDCSVZCUQIR-UHFFFAOYSA-N chromium(3+);trisulfide Chemical compound [S-2].[S-2].[S-2].[Cr+3].[Cr+3] DBULDCSVZCUQIR-UHFFFAOYSA-N 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 150000001993 dienes Chemical class 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 150000003568 thioethers Chemical class 0.000 description 2
- 150000003573 thiols Chemical class 0.000 description 2
- TZOVOULUMXXLOJ-UHFFFAOYSA-N 1-methyl-4-[(4-methylphenyl)disulfanyl]benzene Chemical compound C1=CC(C)=CC=C1SSC1=CC=C(C)C=C1 TZOVOULUMXXLOJ-UHFFFAOYSA-N 0.000 description 1
- CYHOFESITORDDD-UHFFFAOYSA-M C(CCC)O[Cr](=O)(=O)O Chemical group C(CCC)O[Cr](=O)(=O)O CYHOFESITORDDD-UHFFFAOYSA-M 0.000 description 1
- 101710178035 Chorismate synthase 2 Proteins 0.000 description 1
- 101710152694 Cysteine synthase 2 Proteins 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- SWEDAZLCYJDAGW-UHFFFAOYSA-N Thiophene-2-thiol Chemical compound SC1=CC=CS1 SWEDAZLCYJDAGW-UHFFFAOYSA-N 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- LKMCJXXOBRCATQ-UHFFFAOYSA-N benzylsulfanylbenzene Chemical compound C=1C=CC=CC=1CSC1=CC=CC=C1 LKMCJXXOBRCATQ-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- RMCQREAPGZPWGK-UHFFFAOYSA-N carbon subsulfide Chemical compound S=C=C=C=S RMCQREAPGZPWGK-UHFFFAOYSA-N 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 229940117975 chromium trioxide Drugs 0.000 description 1
- GAMDZJFZMJECOS-UHFFFAOYSA-N chromium(6+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+6] GAMDZJFZMJECOS-UHFFFAOYSA-N 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 238000011278 co-treatment Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- LTYMSROWYAPPGB-UHFFFAOYSA-N diphenyl sulfide Chemical compound C=1C=CC=CC=1SC1=CC=CC=C1 LTYMSROWYAPPGB-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 238000012685 gas phase polymerization Methods 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- YYHYWOPDNMFEAV-UHFFFAOYSA-N icosane-1-thiol Chemical compound CCCCCCCCCCCCCCCCCCCCS YYHYWOPDNMFEAV-UHFFFAOYSA-N 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 229910001026 inconel Inorganic materials 0.000 description 1
- 239000003701 inert diluent Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000001282 iso-butane Substances 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001021 polysulfide Polymers 0.000 description 1
- 239000005077 polysulfide Substances 0.000 description 1
- 150000008117 polysulfides Polymers 0.000 description 1
- 229920006295 polythiol Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- UWHMFGKZAYHMDJ-UHFFFAOYSA-N propane-1,2,3-trithiol Chemical compound SCC(S)CS UWHMFGKZAYHMDJ-UHFFFAOYSA-N 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229930192474 thiophene Natural products 0.000 description 1
- 239000011240 wet gel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/20—Sulfiding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/26—Chromium
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Polymerization Catalysts (AREA)
- Catalysts (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/857,556 US4177162A (en) | 1977-12-05 | 1977-12-05 | Sulfiding and reoxidation of chromium catalyst |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO784075L true NO784075L (no) | 1979-06-06 |
Family
ID=25326257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO784075A NO784075L (no) | 1977-12-05 | 1978-12-04 | Fremgangsmaate til aktivering av en katalysator |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US4177162A (da) |
| EP (1) | EP0002272B1 (da) |
| JP (1) | JPS5486492A (da) |
| AT (1) | ATA868078A (da) |
| AU (1) | AU508600B2 (da) |
| BR (1) | BR7807862A (da) |
| CA (1) | CA1128491A (da) |
| DE (1) | DE2861698D1 (da) |
| DK (1) | DK503878A (da) |
| ES (1) | ES475690A1 (da) |
| FI (1) | FI783716A (da) |
| GR (1) | GR65635B (da) |
| NO (1) | NO784075L (da) |
| PH (1) | PH13764A (da) |
| YU (1) | YU282378A (da) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4295997A (en) * | 1979-01-11 | 1981-10-20 | Phillips Petroleum Company | SO2 Activation of supported chromium oxide catalysts |
| US4307214A (en) * | 1979-12-12 | 1981-12-22 | Phillips Petroleum Company | SC2 activation of supported chromium oxide catalysts |
| US4295998A (en) * | 1980-03-14 | 1981-10-20 | Phillips Petroleum Company | Selenium or tellurium treated silica |
| US4331789A (en) * | 1980-03-14 | 1982-05-25 | Phillips Petroleum Company | Polymerization using a selenium or tellurium treated catalyst |
| US4460756A (en) * | 1981-04-02 | 1984-07-17 | Phillips Petroleum Company | Olefin polymerization method |
| US4397769A (en) * | 1981-04-02 | 1983-08-09 | Phillips Petroleum Company | Olefin polymerization catalyst |
| JPS60113535U (ja) * | 1984-01-06 | 1985-08-01 | 三ツ星ベルト株式会社 | トルク変換器付カツプリング |
| CA1262009A (en) * | 1984-12-24 | 1989-09-26 | John P. Hogan | Ethylene homopolymer and copolymer polymerization process and the products produced therefrom |
| US5155186A (en) * | 1984-12-24 | 1992-10-13 | Phillips Petroleum Company | Ethylene homopolymer and copolymer polymerization process and the products produced therefrom |
| FI84562C (fi) * | 1990-01-16 | 1991-12-27 | Neste Oy | Foerfarande och anordning foer framstaellning av heterogena katalysatorer. |
| FR2725381B1 (fr) * | 1994-10-07 | 1996-12-13 | Eurecat Europ Retrait Catalys | Procede de pretraitement hors site d'un catalyseur de traitement d'hydrocarbures |
| FR2755626B1 (fr) * | 1996-11-13 | 1999-01-08 | Eurecat Europ Retrait Catalys | Procede de preconditionnement hors site d'un catalyseur de traitement d'hydrocarbures |
| WO1998034728A1 (en) * | 1997-02-07 | 1998-08-13 | Shell Internationale Research Maatschappij B.V. | Ex-situ presulphided hydrocarbon conversion catalysts |
| IN2012DN01974A (da) | 2004-04-22 | 2015-08-21 | Chevron Phillips Chemical Co | |
| US7307133B2 (en) * | 2004-04-22 | 2007-12-11 | Chevron Phillips Chemical Company Lp | Polymers having broad molecular weight distributions and methods of making the same |
| US6977235B2 (en) * | 2004-04-22 | 2005-12-20 | Chevron Phillips Chemical Company, Lp | Catalyst systems comprising a calcined chromium catalyst and a non-transition metal cyclopentadienyl cocatalyst |
| US8202952B2 (en) * | 2008-11-21 | 2012-06-19 | Equistar Chemicals, Lp | Process for making ethylene homopolymers |
| US8399580B2 (en) | 2010-08-11 | 2013-03-19 | Chevron Philips Chemical Company Lp | Additives to chromium catalyst mix tank |
| US8809472B2 (en) | 2011-04-26 | 2014-08-19 | Chevron Phillips Chemical Company Lp | Process of melt index control |
| US10577440B2 (en) | 2013-03-13 | 2020-03-03 | Chevron Phillips Chemical Company Lp | Radically coupled resins and methods of making and using same |
| US10654948B2 (en) | 2013-03-13 | 2020-05-19 | Chevron Phillips Chemical Company Lp | Radically coupled resins and methods of making and using same |
| US9353196B2 (en) | 2013-11-20 | 2016-05-31 | Equistar Chemicals, Lp | Bimodal polymerization process utilizing chromium/silica catalysts |
| US20160257772A1 (en) | 2015-03-02 | 2016-09-08 | Equistar Chemicals, Lp | Catalysts and methods of controlling long chain branching in polyolefins |
| WO2017078974A1 (en) | 2015-11-05 | 2017-05-11 | Chevron Phillips Chemical Company Lp | Radically coupled resins and methods of making and using same |
| US10550252B2 (en) | 2017-04-20 | 2020-02-04 | Chevron Phillips Chemical Company Lp | Bimodal PE resins with improved melt strength |
| US11149098B2 (en) | 2018-09-25 | 2021-10-19 | Chevron Phillips Chemical Company Lp | Rapid activation process and activation treatments for chromium catalysts for producing high melt index polyethylenes |
| US11674023B2 (en) | 2020-10-15 | 2023-06-13 | Chevron Phillips Chemical Company Lp | Polymer composition and methods of making and using same |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL88143C (da) * | 1952-12-06 | |||
| NL286866A (da) * | 1961-12-29 | |||
| FR1412989A (fr) * | 1963-11-05 | 1965-10-01 | Shell Int Research | Procédé pour activer un catalyseur comprenant de l'oxyde de nickel, de l'oxyde de molybdène et de l'alumine |
| US3365439A (en) * | 1964-05-11 | 1968-01-23 | Phillips Petroleum Co | Titania/chromium oxide catalyst and polymerization process |
| US3756998A (en) * | 1968-10-14 | 1973-09-04 | Union Carbide Corp | L catalysts polymerization of olefins using supported pi arenechromium tricarbony |
| US4054538A (en) * | 1968-12-17 | 1977-10-18 | Union Carbide Corporation | π Allyl chromium complex catalyst and process for preparing same |
| US3764558A (en) * | 1971-06-24 | 1973-10-09 | Sun Oil Co Pennsylvania | Constant low oxygen concentration gas regeneration of refining catalysts |
| US3812058A (en) * | 1971-11-11 | 1974-05-21 | Phillips Petroleum Co | Activation of olefin polymerization catalysts |
| US3932285A (en) * | 1973-10-03 | 1976-01-13 | Tenneco Chemicals, Inc. | Chromium salt compositions and a process for their production |
| NL7315573A (nl) * | 1973-11-14 | 1975-05-16 | Shell Int Research | Katalysatorbereiding. |
| US3953413A (en) * | 1974-06-13 | 1976-04-27 | Chemplex Company | Supported chromium-containing catalyst and process of polymerizing 1-olefins |
| US3986983A (en) * | 1974-10-24 | 1976-10-19 | Chemplex Company | Catalyst and method of polymerizing |
| DE2455535A1 (de) * | 1974-11-23 | 1976-05-26 | Basf Ag | Verfahren zum herstellen von olefinpolymerisaten |
-
1977
- 1977-12-05 US US05/857,556 patent/US4177162A/en not_active Expired - Lifetime
-
1978
- 1978-11-13 DK DK503878A patent/DK503878A/da unknown
- 1978-11-21 GR GR57692A patent/GR65635B/el unknown
- 1978-11-23 AU AU41858/78A patent/AU508600B2/en not_active Expired
- 1978-11-27 PH PH21847A patent/PH13764A/en unknown
- 1978-11-29 CA CA317,063A patent/CA1128491A/en not_active Expired
- 1978-11-30 BR BR7807862A patent/BR7807862A/pt unknown
- 1978-12-01 EP EP78101512A patent/EP0002272B1/en not_active Expired
- 1978-12-01 DE DE7878101512T patent/DE2861698D1/de not_active Expired
- 1978-12-04 NO NO784075A patent/NO784075L/no unknown
- 1978-12-04 YU YU02823/78A patent/YU282378A/xx unknown
- 1978-12-04 FI FI783716A patent/FI783716A/fi unknown
- 1978-12-04 JP JP14990078A patent/JPS5486492A/ja active Granted
- 1978-12-04 ES ES475690A patent/ES475690A1/es not_active Expired
- 1978-12-05 AT AT0868078A patent/ATA868078A/de not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0002272A2 (en) | 1979-06-13 |
| EP0002272A3 (en) | 1979-07-25 |
| DK503878A (da) | 1979-06-06 |
| FI783716A (fi) | 1979-06-06 |
| DE2861698D1 (en) | 1982-04-29 |
| JPS5486492A (en) | 1979-07-10 |
| BR7807862A (pt) | 1979-07-31 |
| GR65635B (en) | 1980-10-15 |
| PH13764A (en) | 1980-09-18 |
| US4177162A (en) | 1979-12-04 |
| CA1128491A (en) | 1982-07-27 |
| AU508600B2 (en) | 1980-03-27 |
| JPS5739643B2 (da) | 1982-08-23 |
| ATA868078A (de) | 1982-08-15 |
| YU282378A (en) | 1982-10-31 |
| ES475690A1 (es) | 1980-01-16 |
| EP0002272B1 (en) | 1982-03-24 |
| AU4185878A (en) | 1979-07-05 |
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