DE2210959C2 - Chromoxidkatalysatoren für die Polymerisation von Äthylen allein bzw. im Gemisch mit einem α-Olefin mit 3 bis 8 Kohlenstoffatomen - Google Patents
Chromoxidkatalysatoren für die Polymerisation von Äthylen allein bzw. im Gemisch mit einem α-Olefin mit 3 bis 8 KohlenstoffatomenInfo
- Publication number
- DE2210959C2 DE2210959C2 DE2210959A DE2210959A DE2210959C2 DE 2210959 C2 DE2210959 C2 DE 2210959C2 DE 2210959 A DE2210959 A DE 2210959A DE 2210959 A DE2210959 A DE 2210959A DE 2210959 C2 DE2210959 C2 DE 2210959C2
- Authority
- DE
- Germany
- Prior art keywords
- catalyst
- polymerization
- titanium
- chromium
- oxide
- 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.)
- Expired
Links
- 239000003054 catalyst Substances 0.000 title claims description 74
- 238000006116 polymerization reaction Methods 0.000 title claims description 27
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 title claims description 22
- 239000005977 Ethylene Substances 0.000 title claims description 22
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 title claims description 20
- 229910000423 chromium oxide Inorganic materials 0.000 title claims description 18
- 125000004432 carbon atom Chemical group C* 0.000 title claims description 7
- 239000004711 α-olefin Substances 0.000 title claims description 4
- 239000010936 titanium Substances 0.000 claims description 47
- 229910052719 titanium Inorganic materials 0.000 claims description 34
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 27
- 239000000203 mixture Substances 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 9
- 229910052796 boron Inorganic materials 0.000 claims description 8
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 7
- 229910052720 vanadium Inorganic materials 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 235000012239 silicon dioxide Nutrition 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- 229910052810 boron oxide Inorganic materials 0.000 claims description 2
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims 2
- 229910052804 chromium Inorganic materials 0.000 claims 2
- 239000011651 chromium Substances 0.000 claims 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims 1
- 125000005907 alkyl ester group Chemical group 0.000 claims 1
- 125000000217 alkyl group Chemical group 0.000 claims 1
- 229910002090 carbon oxide Inorganic materials 0.000 claims 1
- 239000000969 carrier Substances 0.000 claims 1
- 229940117975 chromium trioxide Drugs 0.000 claims 1
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical group [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 claims 1
- GAMDZJFZMJECOS-UHFFFAOYSA-N chromium(6+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+6] GAMDZJFZMJECOS-UHFFFAOYSA-N 0.000 claims 1
- 239000011261 inert gas Substances 0.000 claims 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims 1
- ZCUFMDLYAMJYST-UHFFFAOYSA-N thorium dioxide Chemical compound O=[Th]=O ZCUFMDLYAMJYST-UHFFFAOYSA-N 0.000 claims 1
- 229910003452 thorium oxide Inorganic materials 0.000 claims 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims 1
- 229910001935 vanadium oxide Inorganic materials 0.000 claims 1
- 239000011787 zinc oxide Substances 0.000 claims 1
- -1 polyethylene Polymers 0.000 description 22
- 239000004698 Polyethylene Substances 0.000 description 18
- 229920000573 polyethylene Polymers 0.000 description 18
- 210000003298 dental enamel Anatomy 0.000 description 13
- 229920000642 polymer Polymers 0.000 description 12
- 230000009257 reactivity Effects 0.000 description 11
- 238000013459 approach Methods 0.000 description 10
- 238000009826 distribution Methods 0.000 description 8
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 7
- 229910004298 SiO 2 Inorganic materials 0.000 description 7
- 229920001903 high density polyethylene Polymers 0.000 description 7
- 239000004700 high-density polyethylene Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 239000011148 porous material Substances 0.000 description 7
- 238000000071 blow moulding Methods 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 150000002148 esters Chemical class 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000004913 activation Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000155 melt Substances 0.000 description 4
- 238000010557 suspension polymerization reaction Methods 0.000 description 4
- 150000003609 titanium compounds Chemical class 0.000 description 4
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 2
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 239000003085 diluting agent Substances 0.000 description 2
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 2
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 241000158147 Sator Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 239000003125 aqueous solvent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- HOSWWCXKPVMNEC-UHFFFAOYSA-N butan-1-ol;oxovanadium Chemical compound [V]=O.CCCCO.CCCCO.CCCCO HOSWWCXKPVMNEC-UHFFFAOYSA-N 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 241001233037 catfish Species 0.000 description 1
- 239000012986 chain transfer agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- UOUJSJZBMCDAEU-UHFFFAOYSA-N chromium(3+);oxygen(2-) Chemical class [O-2].[O-2].[O-2].[Cr+3].[Cr+3] UOUJSJZBMCDAEU-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 238000005227 gel permeation chromatography Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000003701 inert diluent Substances 0.000 description 1
- 239000001282 iso-butane Substances 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N n-Octanol Natural products CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- VXUYXOFXAQZZMF-UHFFFAOYSA-N tetraisopropyl titanate Substances CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 description 1
- 125000003698 tetramethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 150000003608 titanium Chemical class 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 238000005406 washing Methods 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)
- Catalysts (AREA)
- Polymerization Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13290771A | 1971-04-09 | 1971-04-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2210959A1 DE2210959A1 (de) | 1972-10-19 |
| DE2210959C2 true DE2210959C2 (de) | 1983-11-10 |
Family
ID=22456116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2210959A Expired DE2210959C2 (de) | 1971-04-09 | 1972-03-07 | Chromoxidkatalysatoren für die Polymerisation von Äthylen allein bzw. im Gemisch mit einem α-Olefin mit 3 bis 8 Kohlenstoffatomen |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3780011A (https=) |
| JP (1) | JPS5410556B1 (https=) |
| BE (1) | BE780797A (https=) |
| CA (1) | CA994316A (https=) |
| DE (1) | DE2210959C2 (https=) |
| FR (1) | FR2132707B1 (https=) |
| GB (1) | GB1334662A (https=) |
| IT (1) | IT952198B (https=) |
| NL (1) | NL7203110A (https=) |
Families Citing this family (62)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1429174A (en) * | 1972-06-12 | 1976-03-24 | Bp Chem Int Ltd | Polymerisation process and catalyst |
| BE787508A (fr) * | 1972-08-04 | 1973-02-12 | Bp Chem Int Ltd | Procede de polymerisation. |
| US4186260A (en) * | 1973-05-24 | 1980-01-29 | Phillips Petroleum Company | Olefin polymerization process |
| US3882096A (en) * | 1973-09-04 | 1975-05-06 | Chemplex Co | Catalyst for and method of preparing ultra high molecular weight polyolefins |
| US3941761A (en) * | 1974-02-04 | 1976-03-02 | Chemplex Company | Method of polymerizing olefins |
| US3947433A (en) * | 1974-05-13 | 1976-03-30 | Phillips Petroleum Company | Supported chromium oxide catalyst having mixed adjuvant |
| US4188471A (en) * | 1974-12-04 | 1980-02-12 | Phillips Petroleum Company | Organochromium on titanium-impregnated base as olefin polymerization catalyst |
| US4192775A (en) * | 1975-03-14 | 1980-03-11 | National Petro Chemicals Corporation | Olefin polymerization catalyst |
| US4031298A (en) * | 1975-06-30 | 1977-06-21 | Chemplex Company | Polymerization catalyst and method |
| US4041224A (en) * | 1975-11-19 | 1977-08-09 | Chemplex Company | Catalyst, method and polymerization processes |
| US4118340A (en) * | 1976-06-07 | 1978-10-03 | National Distillers And Chemical Corporation | Novel polymerization catalyst |
| US4290914A (en) * | 1977-01-13 | 1981-09-22 | National Petro Chemicals Corp. | Catalytic materials as for olefin polymerization |
| US4173548A (en) * | 1977-02-02 | 1979-11-06 | Chemplex Company | Ethylene polymerization catalyst and method |
| US4194074A (en) * | 1977-02-02 | 1980-03-18 | Chemplex Company | Polymerization process |
| US4284527A (en) * | 1978-06-19 | 1981-08-18 | Chemplex Company | Polymerization catalyst |
| US4184979A (en) * | 1978-07-17 | 1980-01-22 | Chemplex Company | Catalyst and process of preparing the catalyst |
| US4218345A (en) * | 1979-01-15 | 1980-08-19 | Chemplex Company | Olefin polymerization catalyst of chromium and process of preparing it |
| US4224428A (en) * | 1979-02-02 | 1980-09-23 | Chemplex Company | Polymerization process |
| CA1142162A (en) * | 1979-03-28 | 1983-03-01 | Paul L. Eve | Polymerisation process and products therefrom |
| US4297461A (en) * | 1979-06-08 | 1981-10-27 | National Petro Chemicals Corp. | Olefin polymerization catalyst |
| US4260706A (en) * | 1979-06-21 | 1981-04-07 | National Petro Chemicals Corp. | Olefin polymerization catalyst |
| US4295999A (en) * | 1979-10-17 | 1981-10-20 | Shell Oil Company | Polymerization catalyst |
| US4303770A (en) * | 1979-10-24 | 1981-12-01 | Chemplex Company | Method of making polymers and copolymers of 1-olefins |
| US4262102A (en) * | 1979-12-06 | 1981-04-14 | Chemplex Company | Polymerization with sublimed chromium catalyst |
| US4307214A (en) * | 1979-12-12 | 1981-12-22 | Phillips Petroleum Company | SC2 activation of supported chromium oxide catalysts |
| US4312967A (en) * | 1980-02-06 | 1982-01-26 | Phillips Petroleum Co. | Polymerization catalyst and process |
| US4368303A (en) * | 1980-02-06 | 1983-01-11 | Phillips Petroleum Company | Titanium impregnated silica-chromium catalysts |
| US4345055A (en) * | 1980-02-06 | 1982-08-17 | Phillips Petroleum Company | Polymerization with titanium impregnated silica-chromium catalysts |
| US4444963A (en) * | 1980-12-31 | 1984-04-24 | Phillips Petroleum Company | Polymerization process using catalysts comprising chromium on silica/phosphate support |
| US4364839A (en) * | 1980-12-31 | 1982-12-21 | Phillips Petroleum Company | Catalyst comprising chromium on silica/phosphate support |
| US4397768A (en) * | 1981-02-26 | 1983-08-09 | Oxidaciones Organicas, C.A. "Oxidor" | Supported catalyst for the preparation of phthalic anhydride |
| US4402864A (en) * | 1981-08-14 | 1983-09-06 | Phillips Petroleum Company | Catalyst support treated with titanium polymer |
| US4405768A (en) * | 1981-08-14 | 1983-09-20 | Phillips Petroleum Company | Polymerization process using chromium on a support treated with titanium polymer |
| US4424320A (en) | 1981-11-25 | 1984-01-03 | Phillips Petroleum Company | Polymerization with a silica base catalyst having titanium incorporated through use of peroxide |
| US4877763A (en) * | 1984-05-25 | 1989-10-31 | Williams, Phillips & Umphlett | Supported chromium oxide/boron catalyst |
| US4818800A (en) * | 1985-07-29 | 1989-04-04 | Phillips Petroleum Company | Polymerization process utilizing a silica-supported chromium oxide catalyst and boron-containing adjuvant |
| US4754007A (en) * | 1985-03-08 | 1988-06-28 | Enron Chemical Company | Copolymerization of ethylene |
| CA1323361C (en) * | 1987-10-21 | 1993-10-19 | John T. Hsieh | Catalyst composition for polymerizing alpha olefins and alpha olefins polymerization therewith |
| EP0882740A1 (en) | 1997-06-06 | 1998-12-09 | Fina Research S.A. | Titanated chromium-based catalysts to produce polyethylene exhibiting better environmental stress crack resistance |
| US7192901B2 (en) | 2004-10-27 | 2007-03-20 | Exxonmobil Chemical Patents Inc. | Method of preparing a treated support |
| US7381778B2 (en) * | 2002-06-06 | 2008-06-03 | Exxonmobil Chemical Patents Inc. | Method of preparing a treated support |
| US7384885B2 (en) * | 2003-03-31 | 2008-06-10 | Exxonmobil Chemical Patents Inc. | Catalyst activation and resins therefrom |
| US7151073B2 (en) * | 2004-01-16 | 2006-12-19 | Exxonmobil Chemical Patents Inc. | Mesoporous catalyst support, a catalyst system, and method of making and using same for olefin polymerization |
| US7375169B1 (en) | 2007-01-25 | 2008-05-20 | Exxonmobil Chemical Patents Inc. | Method for catalyst preparation and improved polyethylene blow molding resin |
| US8202952B2 (en) * | 2008-11-21 | 2012-06-19 | Equistar Chemicals, Lp | Process for making ethylene homopolymers |
| US9023967B2 (en) | 2011-11-30 | 2015-05-05 | Chevron Phillips Chemical Company Lp | Long chain branched polymers and methods of making 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 |
| US9587048B2 (en) | 2015-04-29 | 2017-03-07 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst |
| US10213766B2 (en) | 2015-09-18 | 2019-02-26 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst |
| CN107434831B (zh) * | 2016-05-27 | 2020-02-18 | 中国石油化工股份有限公司 | 铬系催化剂组分及其制备方法和铬系催化剂 |
| US9988468B2 (en) | 2016-09-30 | 2018-06-05 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst |
| US10654953B2 (en) | 2016-12-29 | 2020-05-19 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst |
| US20200369803A1 (en) | 2016-12-29 | 2020-11-26 | Chevron Phillips Chemical Company Lp | Methods of Preparing a Catalyst |
| US11267914B2 (en) | 2016-12-29 | 2022-03-08 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst |
| US10287369B2 (en) | 2017-04-24 | 2019-05-14 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst |
| US10323109B2 (en) | 2017-11-17 | 2019-06-18 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst utilizing hydrated reagents |
| US10513570B2 (en) | 2017-11-17 | 2019-12-24 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst |
| US10543480B2 (en) | 2018-04-16 | 2020-01-28 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst utilizing hydrated reagents |
| US10722874B2 (en) | 2018-04-16 | 2020-07-28 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst utilizing hydrated reagents |
| US11266976B2 (en) | 2018-04-16 | 2022-03-08 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst with low HRVOC emissions |
| US20250154295A1 (en) | 2022-01-14 | 2025-05-15 | Ecovyst Catalyst Technologies Llc | Method of preparing a titanium-modified cr/silica catalyst |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1270853A (fr) * | 1959-09-22 | 1961-09-01 | Solvay | Procédé de polymérisation des oléfines |
| NL286866A (https=) * | 1961-12-29 | |||
| US3485771A (en) * | 1966-12-29 | 1969-12-23 | Phillips Petroleum Co | Plasma activation of catalysts |
-
1971
- 1971-04-09 US US00132907A patent/US3780011A/en not_active Expired - Lifetime
-
1972
- 1972-02-03 CA CA133,899A patent/CA994316A/en not_active Expired
- 1972-02-08 GB GB578872A patent/GB1334662A/en not_active Expired
- 1972-03-07 DE DE2210959A patent/DE2210959C2/de not_active Expired
- 1972-03-09 NL NL7203110A patent/NL7203110A/xx unknown
- 1972-03-10 IT IT48904/72A patent/IT952198B/it active
- 1972-03-16 BE BE780797A patent/BE780797A/xx unknown
- 1972-04-06 FR FR7212052A patent/FR2132707B1/fr not_active Expired
- 1972-04-07 JP JP3451672A patent/JPS5410556B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| BE780797A (fr) | 1972-07-17 |
| JPS5410556B1 (https=) | 1979-05-08 |
| FR2132707B1 (https=) | 1977-04-01 |
| GB1334662A (en) | 1973-10-24 |
| NL7203110A (https=) | 1972-10-11 |
| FR2132707A1 (https=) | 1972-11-24 |
| IT952198B (it) | 1973-07-20 |
| CA994316A (en) | 1976-08-03 |
| US3780011A (en) | 1973-12-18 |
| DE2210959A1 (de) | 1972-10-19 |
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