SA519410620B1 - عملية لتحضير ميثاكرولين - Google Patents

عملية لتحضير ميثاكرولين

Info

Publication number
SA519410620B1
SA519410620B1 SA519410620A SA519410620A SA519410620B1 SA 519410620 B1 SA519410620 B1 SA 519410620B1 SA 519410620 A SA519410620 A SA 519410620A SA 519410620 A SA519410620 A SA 519410620A SA 519410620 B1 SA519410620 B1 SA 519410620B1
Authority
SA
Saudi Arabia
Prior art keywords
preparing methacrolein
methacrolein
preparing
methanol
processes
Prior art date
Application number
SA519410620A
Other languages
English (en)
Inventor
جينسو أكسيو،
ريتام تشاكرابارتي،
مارك أيه. سيلفانو،
ديمتري أيه. كرابتشيتوف،
Original Assignee
روم أند هاس كومباني
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by روم أند هاس كومباني filed Critical روم أند هاس كومباني
Publication of SA519410620B1 publication Critical patent/SA519410620B1/ar

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C47/00—Compounds having —CHO groups
    • C07C47/20—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms
    • C07C47/21—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
    • C07C47/22—Acryaldehyde; Methacryaldehyde
    • 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
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/49—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reaction with carbon monoxide
    • 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
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • 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
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C45/82—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
    • C07C57/02—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
    • C07C57/03—Monocarboxylic acids
    • C07C57/04—Acrylic acid; Methacrylic acid
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • C07C2531/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • C07C2531/04—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing carboxylic acids or their salts
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/25—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
    • C07C51/252—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring of propene, butenes, acrolein or methacrolein
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P30/00—Technologies relating to oil refining and petrochemical industry
    • Y02P30/20—Technologies relating to oil refining and petrochemical industry using bio-feedstock
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P30/00—Technologies relating to oil refining and petrochemical industry
    • Y02P30/40—Ethylene production

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

يتم توفير عملية لتحضير ميثاكرولين مما يزيد من احتجاز الميثانول لأقصى حد. كما يتم توفير عمليات لإنتاج حمض ميثاكريليك methacrylic acid وميثيل ميثاكريلات methyl methacrylate. [الشكل 1]
SA519410620A 2017-05-25 2019-11-23 عملية لتحضير ميثاكرولين SA519410620B1 (ar)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762510984P 2017-05-25 2017-05-25
PCT/US2018/034272 WO2018217962A1 (en) 2017-05-25 2018-05-24 Process for preparing methacrolein

Publications (1)

Publication Number Publication Date
SA519410620B1 true SA519410620B1 (ar) 2022-04-27

Family

ID=62599717

Family Applications (3)

Application Number Title Priority Date Filing Date
SA519410409A SA519410409B1 (ar) 2017-05-25 2019-10-29 عملية لتحضير ميثاكرولين
SA519410588A SA519410588B1 (ar) 2017-05-25 2019-11-18 عملية لتحضير ميثاكرولين
SA519410620A SA519410620B1 (ar) 2017-05-25 2019-11-23 عملية لتحضير ميثاكرولين

Family Applications Before (2)

Application Number Title Priority Date Filing Date
SA519410409A SA519410409B1 (ar) 2017-05-25 2019-10-29 عملية لتحضير ميثاكرولين
SA519410588A SA519410588B1 (ar) 2017-05-25 2019-11-18 عملية لتحضير ميثاكرولين

Country Status (10)

Country Link
US (3) US10836699B2 (ar)
EP (3) EP3630713B1 (ar)
JP (3) JP7000455B2 (ar)
KR (3) KR102602124B1 (ar)
CN (3) CN110573484B (ar)
BR (1) BR112019023830B1 (ar)
CA (3) CA3064746A1 (ar)
MX (3) MX2019013943A (ar)
SA (3) SA519410409B1 (ar)
WO (3) WO2018217961A1 (ar)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3786146A1 (de) * 2019-08-30 2021-03-03 Röhm GmbH Verfahren zur herstellung von methacrolein aus formaldehyd und propionaldehyd sowie herstellanlage hierfür
EP3786147A1 (de) 2019-08-30 2021-03-03 Röhm GmbH Verfahren zur herstellung von methacrolein aus formaldehyd und propionaldehyd sowie herstellanlage hierfür
WO2023031386A1 (de) 2021-09-06 2023-03-09 Röhm Gmbh Optimierte katalysatoraufarbeitung und -recycling bei der synthese von methacrolein

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Also Published As

Publication number Publication date
CN110650940B (zh) 2023-02-17
EP3630712B1 (en) 2021-04-07
CN110650940A (zh) 2020-01-03
MX2019013522A (es) 2020-02-13
KR102567203B1 (ko) 2023-08-16
KR20200015554A (ko) 2020-02-12
MX2019013943A (es) 2020-01-30
BR112019022639A2 (pt) 2020-05-19
CA3064746A1 (en) 2018-11-29
JP7009511B2 (ja) 2022-02-10
BR112019024370A2 (pt) 2020-06-09
MX2019013569A (es) 2019-12-18
CA3064431A1 (en) 2018-11-29
US20200157032A1 (en) 2020-05-21
BR112019023830A2 (pt) 2020-06-09
JP7000455B2 (ja) 2022-02-04
US10836699B2 (en) 2020-11-17
EP3630713B1 (en) 2021-02-17
US20200140363A1 (en) 2020-05-07
KR102602124B1 (ko) 2023-11-14
CN110612280B (zh) 2022-11-01
US10723685B2 (en) 2020-07-28
EP3630712A1 (en) 2020-04-08
US20210403404A1 (en) 2021-12-30
KR20200010310A (ko) 2020-01-30
CN110612280A (zh) 2019-12-24
KR20200015539A (ko) 2020-02-12
EP3630713A1 (en) 2020-04-08
CA3064745A1 (en) 2018-11-29
SA519410588B1 (ar) 2021-11-03
JP2020521733A (ja) 2020-07-27
JP7000457B2 (ja) 2022-02-04
KR102602120B1 (ko) 2023-11-14
CN110573484A (zh) 2019-12-13
BR112019023830B1 (pt) 2023-02-28
WO2018217961A1 (en) 2018-11-29
CN110573484B (zh) 2022-11-01
JP2020521727A (ja) 2020-07-27
EP3630710B1 (en) 2021-02-17
EP3630710A1 (en) 2020-04-08
US11401229B2 (en) 2022-08-02
WO2018217962A1 (en) 2018-11-29
SA519410409B1 (ar) 2021-07-05
WO2018217963A1 (en) 2018-11-29
JP2020521737A (ja) 2020-07-27

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