SA520411167B1 - طريقة لإنتاج ميثيل ميثاكريلات بواسطة الأسترة التأكسدية باستخدام محفز غير متجانس - Google Patents
طريقة لإنتاج ميثيل ميثاكريلات بواسطة الأسترة التأكسدية باستخدام محفز غير متجانسInfo
- Publication number
- SA520411167B1 SA520411167B1 SA520411167A SA520411167A SA520411167B1 SA 520411167 B1 SA520411167 B1 SA 520411167B1 SA 520411167 A SA520411167 A SA 520411167A SA 520411167 A SA520411167 A SA 520411167A SA 520411167 B1 SA520411167 B1 SA 520411167B1
- Authority
- SA
- Saudi Arabia
- Prior art keywords
- methyl methacrylate
- production
- heterogeneous catalyst
- oxidative esterification
- catalyst
- Prior art date
Links
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 title abstract 2
- 239000002638 heterogeneous catalyst Substances 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000006709 oxidative esterification reaction Methods 0.000 title 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 6
- 239000003054 catalyst Substances 0.000 abstract 3
- STNJBCKSHOAVAJ-UHFFFAOYSA-N Methacrolein Chemical compound CC(=C)C=O STNJBCKSHOAVAJ-UHFFFAOYSA-N 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229910000510 noble metal Inorganic materials 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/39—Preparation of carboxylic acid esters by oxidation of groups which are precursors for the acid moiety of the ester
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/44—Preparation of carboxylic acid esters by oxidation-reduction of aldehydes, e.g. Tishchenko reaction
-
- 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
- B01J23/44—Palladium
-
- 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/48—Silver or gold
- B01J23/52—Gold
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
-
- 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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/0242—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly vertical
-
- 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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/04—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
- B01J8/0446—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical
- B01J8/0449—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical in two or more cylindrical beds
- B01J8/0453—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical in two or more cylindrical beds the beds being superimposed one above the other
-
- 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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/04—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
- B01J8/0492—Feeding reactive fluids
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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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/06—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds in tube reactors; the solid particles being arranged in tubes
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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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/06—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds in tube reactors; the solid particles being arranged in tubes
- B01J8/065—Feeding reactive fluids
-
- 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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/06—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds in tube reactors; the solid particles being arranged in tubes
- B01J8/067—Heating or cooling the reactor
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
- C07C45/75—Reactions with formaldehyde
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/52—Esters of acyclic unsaturated carboxylic acids having the esterified carboxyl group bound to an acyclic carbon atom
- C07C69/533—Monocarboxylic acid esters having only one carbon-to-carbon double bond
- C07C69/54—Acrylic acid esters; Methacrylic acid esters
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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
- B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
- B01J21/04—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
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00008—Controlling the process
- B01J2208/00017—Controlling the temperature
- B01J2208/00106—Controlling the temperature by indirect heat exchange
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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
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00008—Controlling the process
- B01J2208/00017—Controlling the temperature
- B01J2208/0053—Controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling
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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
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00008—Controlling the process
- B01J2208/00592—Controlling the pH
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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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/51—Spheres
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Abstract
يتعلق الاختراع الحالي بطريقة لتحضير ميثيل ميثاكريلات methyl methacrylate من ميثاكرولين وميثانول. تشتمل الطريقة على ملامسة خليط يشتمل على ميثاكرولين، وميثانول، والأكسجين وقاعدة في مفاعل أنبوبي به أربع مناطق على الأقل مع طبقة محفز من محفز غير متجانس يشتمل على مادة حاملة وفلز نبيل، حيث تتناوب مناطق التفاعل التي تشتمل على طبقات المحفز مع مناطق الخلط التي لا تشتمل على طبقات المحفز.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201762538232P | 2017-07-28 | 2017-07-28 | |
PCT/US2018/039231 WO2019022886A1 (en) | 2017-07-28 | 2018-06-25 | PROCESS FOR THE PRODUCTION OF METHYL METHACRYLATE BY OXIDATIVE ESTERIZATION USING A HETEROGENEOUS CATALYST |
Publications (1)
Publication Number | Publication Date |
---|---|
SA520411167B1 true SA520411167B1 (ar) | 2022-06-12 |
Family
ID=62948350
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SA520411167A SA520411167B1 (ar) | 2017-07-28 | 2020-01-28 | طريقة لإنتاج ميثيل ميثاكريلات بواسطة الأسترة التأكسدية باستخدام محفز غير متجانس |
Country Status (10)
Country | Link |
---|---|
US (1) | US10745341B2 (ar) |
EP (1) | EP3658528B1 (ar) |
JP (1) | JP7097948B2 (ar) |
KR (1) | KR102563776B1 (ar) |
CN (1) | CN111433182B (ar) |
BR (1) | BR112020001722B1 (ar) |
CA (1) | CA3071437A1 (ar) |
SA (1) | SA520411167B1 (ar) |
SG (1) | SG11202000744UA (ar) |
WO (1) | WO2019022886A1 (ar) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024123526A1 (en) * | 2022-12-08 | 2024-06-13 | Dow Global Technologies Llc | Process for preparing alkyl methacrylates |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB761078A (en) * | 1953-02-20 | 1956-11-07 | Goodrich Co B F | Improvements in or relating to the preparation of alkyl acrylate esters |
DE2848369C3 (de) | 1977-11-17 | 1981-08-06 | Asahi Kasei Kogyo K.K., Osaka | Verfahren zur Herstellung von Carbonsäureestern |
DE3018071C2 (de) | 1979-05-17 | 1985-06-05 | Asahi Kasei Kogyo K.K., Osaka | Verfahren zur Herstellung von Carbonsäureestern |
JPS58185540A (ja) * | 1982-04-23 | 1983-10-29 | Asahi Chem Ind Co Ltd | 不飽和カルボン酸エステルの製造法 |
DE3306907A1 (de) | 1983-02-26 | 1984-08-30 | Basf Ag, 6700 Ludwigshafen | Katalysator und seine verwendung zur herstellung von methylmethacrylat |
NO300117B1 (no) * | 1994-12-22 | 1997-04-14 | Norske Stats Oljeselskap | Reaktor for dehydrogenering av hydrokarboner med selektiv oksidasjon av hydrogen |
JP3408662B2 (ja) * | 1995-06-14 | 2003-05-19 | 旭化成株式会社 | カルボン酸エステルの連続的製造法 |
USRE38283E1 (en) | 1995-07-18 | 2003-10-21 | Asahi Kasei Kabushiki Kaisha | Catalyst for use in producing carboxylic esters |
JPH09216850A (ja) | 1996-02-09 | 1997-08-19 | Mitsubishi Rayon Co Ltd | カルボン酸エステルの製造方法 |
KR100438266B1 (ko) * | 1996-05-13 | 2004-09-13 | 레르 리뀌드, 소시에떼 아노님 아 디렉또와르 에 꽁세예 드 쉬르베양스 뿌르 레뛰드 에 렉스쁠로아따시옹 데 프로세데 죠르쥬 끌로드 | 기체상 화합물에 함유된 불순물을 제거하는 방법 |
TW377306B (en) | 1996-12-16 | 1999-12-21 | Asahi Chemical Ind | Noble metal support |
SG71815A1 (en) | 1997-07-08 | 2000-04-18 | Asahi Chemical Ind | Method of producing methyl methacrylate |
US7326806B2 (en) * | 2001-06-04 | 2008-02-05 | Nippon Shokubai Co., Ltd. | Catalyst for the preparation of carboxylic esters and method for producing carboxylic esters |
JP4860064B2 (ja) | 2001-08-03 | 2012-01-25 | 旭化成ケミカルズ株式会社 | カルボン酸エステル合成反応器内のpH制御方法 |
CN101065343B (zh) | 2004-11-17 | 2011-01-19 | 旭化成化学株式会社 | 氧化催化剂及氧化方法 |
CN1931824A (zh) | 2006-09-18 | 2007-03-21 | 鲁东大学 | 一种由不饱和醛连续制备不饱和羧酸酯的方法及催化剂 |
BRPI0815166A8 (pt) | 2007-08-13 | 2016-12-20 | Asahi Kasei Chemicals Corp | Catalisador para uso na produção de éster de ácido carboxílico, processos para produzir o mesmo, e, para produzir éster de ácido carboxílico |
GB201102502D0 (en) | 2011-02-14 | 2011-03-30 | Johnson Matthey Plc | Catalysts for use in reforming processes |
US9890105B2 (en) * | 2013-04-19 | 2018-02-13 | Evonik Roehm Gmbh | Method for producing methylmethacrylate |
TW201509900A (zh) * | 2013-07-29 | 2015-03-16 | Rohm & Haas | 氧化酯化方法 |
EP2886529A1 (en) * | 2013-12-20 | 2015-06-24 | Evonik Industries AG | Process for producing methyl methacrylate |
EP2886528A1 (de) | 2013-12-20 | 2015-06-24 | Evonik Industries AG | Verfahren zur Herstellung von ungesättigten Estern ausgehend von Aldehyden durch Direkte Oxidative Veresterung |
EP3170558A1 (de) | 2015-11-19 | 2017-05-24 | Evonik Röhm GmbH | Gold-basierten katalysator für die oxidative veresterung von aldehyden zu carbonsäureestern |
EP3235560A1 (de) * | 2016-04-22 | 2017-10-25 | Evonik Röhm GmbH | Verfahren zur durchführung einer heterogen-katalysierten reaktion |
-
2018
- 2018-06-25 CA CA3071437A patent/CA3071437A1/en active Pending
- 2018-06-25 CN CN201880056446.2A patent/CN111433182B/zh active Active
- 2018-06-25 US US16/634,752 patent/US10745341B2/en active Active
- 2018-06-25 SG SG11202000744UA patent/SG11202000744UA/en unknown
- 2018-06-25 BR BR112020001722-1A patent/BR112020001722B1/pt active IP Right Grant
- 2018-06-25 WO PCT/US2018/039231 patent/WO2019022886A1/en active Application Filing
- 2018-06-25 EP EP18742643.2A patent/EP3658528B1/en active Active
- 2018-06-25 KR KR1020207004441A patent/KR102563776B1/ko active IP Right Grant
- 2018-06-25 JP JP2020504342A patent/JP7097948B2/ja active Active
-
2020
- 2020-01-28 SA SA520411167A patent/SA520411167B1/ar unknown
Also Published As
Publication number | Publication date |
---|---|
BR112020001722B1 (pt) | 2023-03-14 |
CA3071437A1 (en) | 2019-01-31 |
BR112020001722A2 (pt) | 2020-07-21 |
EP3658528B1 (en) | 2021-08-18 |
CN111433182B (zh) | 2023-04-04 |
SG11202000744UA (en) | 2020-02-27 |
JP2020528351A (ja) | 2020-09-24 |
JP7097948B2 (ja) | 2022-07-08 |
KR102563776B1 (ko) | 2023-08-04 |
CN111433182A (zh) | 2020-07-17 |
KR20200033278A (ko) | 2020-03-27 |
US10745341B2 (en) | 2020-08-18 |
WO2019022886A1 (en) | 2019-01-31 |
EP3658528A1 (en) | 2020-06-03 |
US20200199059A1 (en) | 2020-06-25 |
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