MX2021003373A - Metodos para hacer catalizadores de cromo soportados con mayor actividad de polimerizacion. - Google Patents
Metodos para hacer catalizadores de cromo soportados con mayor actividad de polimerizacion.Info
- Publication number
- MX2021003373A MX2021003373A MX2021003373A MX2021003373A MX2021003373A MX 2021003373 A MX2021003373 A MX 2021003373A MX 2021003373 A MX2021003373 A MX 2021003373A MX 2021003373 A MX2021003373 A MX 2021003373A MX 2021003373 A MX2021003373 A MX 2021003373A
- Authority
- MX
- Mexico
- Prior art keywords
- supported chromium
- methods
- chromium catalyst
- polymerization activity
- chromium catalysts
- Prior art date
Links
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title abstract 7
- 229910052804 chromium Inorganic materials 0.000 title abstract 7
- 239000011651 chromium Substances 0.000 title abstract 7
- 239000003054 catalyst Substances 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 2
- 230000037048 polymerization activity Effects 0.000 title 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 4
- 239000000377 silicon dioxide Substances 0.000 abstract 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract 1
- 239000005977 Ethylene Substances 0.000 abstract 1
- 150000001336 alkenes Chemical class 0.000 abstract 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- 238000001354 calcination Methods 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- 238000009826 distribution Methods 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 229920001519 homopolymer Polymers 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 1
- 239000011148 porous material Substances 0.000 abstract 1
Classifications
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- 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/12—Silica and alumina
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- 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
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
- B01J27/04—Sulfides
- B01J27/047—Sulfides with chromium, molybdenum, tungsten or polonium
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- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/06—Halogens; Compounds thereof
- B01J27/132—Halogens; Compounds thereof with chromium, molybdenum, tungsten or polonium
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- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/186—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J27/188—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with chromium, molybdenum, tungsten or polonium
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- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
- B01J35/615—100-500 m2/g
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- B01J35/617—500-1000 m2/g
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- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/63—Pore volume
- B01J35/635—0.5-1.0 ml/g
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- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
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- 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
- C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F110/02—Ethene
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- C08F4/00—Polymerisation catalysts
- C08F4/02—Carriers therefor
- C08F4/025—Metal oxides
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- C08F4/00—Polymerisation catalysts
- C08F4/06—Metallic compounds other than hydrides and other than metallo-organic compounds; Boron halide or aluminium halide complexes with organic compounds containing oxygen
- C08F4/22—Metallic compounds other than hydrides and other than metallo-organic compounds; Boron halide or aluminium halide complexes with organic compounds containing oxygen of chromium, molybdenum or tungsten
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F4/00—Polymerisation catalysts
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/72—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from metals not provided for in group C08F4/44
- C08F4/74—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from metals not provided for in group C08F4/44 selected from refractory metals
- C08F4/78—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from metals not provided for in group C08F4/44 selected from refractory metals selected from chromium, molybdenum or tungsten
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- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
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- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
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- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
- B01J2523/60—Constitutive chemical elements of heterogeneous catalysts of Group VI (VIA or VIB) of the Periodic Table
- B01J2523/67—Chromium
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- 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
- C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
- C08F2500/04—Broad molecular weight distribution, i.e. Mw/Mn > 6
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- C—CHEMISTRY; METALLURGY
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- C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
- C08F2500/12—Melt flow index or melt flow ratio
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Polymers & Plastics (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Se describen métodos para preparar un catalizador de cromo soportado y pueden comprender poner en contacto una alúmina revestida con sílice que contenga al menos 30 % en peso de sílice con un compuesto que contiene cromo en un líquido, secar y calcinar en una atmósfera oxidante a una temperatura máxima de al menos 650 °C para formar el catalizador de cromo soportado. El catalizador de cromo soportado puede contener de 0.01 a 20 % en peso de cromo, y normalmente puede tener un volumen de poros de 0.5 a 2 ml/g y un área superficial BET de 275 a 550 m2/g. El catalizador de cromo soportado puede usarse posteriormente para polimerizar olefinas para producir, por ejemplo, homopolímeros y copolímeros a base de etileno que tienen pesos moleculares elevados y distribuciones de pesos moleculares amplias.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862735218P | 2018-09-24 | 2018-09-24 | |
PCT/US2019/051809 WO2020068525A1 (en) | 2018-09-24 | 2019-09-19 | Methods for making supported chromium catalysts with increased polymerization activity |
Publications (1)
Publication Number | Publication Date |
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MX2021003373A true MX2021003373A (es) | 2021-05-27 |
Family
ID=68159155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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MX2021003373A MX2021003373A (es) | 2018-09-24 | 2019-09-19 | Metodos para hacer catalizadores de cromo soportados con mayor actividad de polimerizacion. |
Country Status (7)
Country | Link |
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US (4) | US11369947B2 (es) |
EP (2) | EP4241878A3 (es) |
KR (1) | KR20210065094A (es) |
CN (2) | CN117964819A (es) |
CA (1) | CA3112425A1 (es) |
MX (1) | MX2021003373A (es) |
WO (1) | WO2020068525A1 (es) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA3112425A1 (en) * | 2018-09-24 | 2020-04-02 | Chevron Phillips Chemical Company Lp | Methods for making supported chromium catalysts with increased polymerization activity |
US11912809B2 (en) | 2022-06-02 | 2024-02-27 | Chevron Phillips Chemical Company Lp | High porosity fluorided silica-coated alumina activator-supports and uses thereof in metallocene-based catalyst systems for olefin polymerization |
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2019
- 2019-09-19 CA CA3112425A patent/CA3112425A1/en active Pending
- 2019-09-19 WO PCT/US2019/051809 patent/WO2020068525A1/en active Application Filing
- 2019-09-19 CN CN202410196635.7A patent/CN117964819A/zh active Pending
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- 2019-09-19 EP EP23182684.3A patent/EP4241878A3/en active Pending
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US20220347656A1 (en) | 2022-11-03 |
US20200094225A1 (en) | 2020-03-26 |
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WO2020068525A1 (en) | 2020-04-02 |
US20230285940A1 (en) | 2023-09-14 |
EP3856796A1 (en) | 2021-08-04 |
US20240001342A1 (en) | 2024-01-04 |
CN112673032A (zh) | 2021-04-16 |
CN117964819A (zh) | 2024-05-03 |
CA3112425A1 (en) | 2020-04-02 |
US11369947B2 (en) | 2022-06-28 |
BR112021005500A2 (pt) | 2021-06-15 |
KR20210065094A (ko) | 2021-06-03 |
EP4241878A2 (en) | 2023-09-13 |
EP4241878A3 (en) | 2023-11-15 |
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