SG11202002053RA - Method for recovery of methacrolein and methanol from methacrolein dimethylacetal - Google Patents

Method for recovery of methacrolein and methanol from methacrolein dimethylacetal

Info

Publication number
SG11202002053RA
SG11202002053RA SG11202002053RA SG11202002053RA SG11202002053RA SG 11202002053R A SG11202002053R A SG 11202002053RA SG 11202002053R A SG11202002053R A SG 11202002053RA SG 11202002053R A SG11202002053R A SG 11202002053RA SG 11202002053R A SG11202002053R A SG 11202002053RA
Authority
SG
Singapore
Prior art keywords
methacrolein
methanol
recovery
dimethylacetal
methacrolein dimethylacetal
Prior art date
Application number
SG11202002053RA
Inventor
Alan E Sopchik
William G Worley
Rajesh Shah
Original Assignee
Dow Global Technologies Llc
Rohm & Haas
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 Dow Global Technologies Llc, Rohm & Haas filed Critical Dow Global Technologies Llc
Publication of SG11202002053RA publication Critical patent/SG11202002053RA/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00Preparation of carboxylic acid esters
    • C07C67/39Preparation of carboxylic acid esters by oxidation of groups which are precursors for the acid moiety of the ester
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/09Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/09Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis
    • C07C29/095Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of esters of organic acids
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C31/00Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
    • C07C31/02Monohydroxylic acyclic alcohols
    • C07C31/04Methanol
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/51Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
    • C07C45/511Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups
    • C07C45/515Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups the singly bound functional group being an acetalised, ketalised hemi-acetalised, or hemi-ketalised hydroxyl group
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/20Unsaturated compounds containing keto groups bound to acyclic carbon atoms
    • C07C49/203Unsaturated compounds containing keto groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/52Esters of acyclic unsaturated carboxylic acids having the esterified carboxyl group bound to an acyclic carbon atom
    • C07C69/533Monocarboxylic acid esters having only one carbon-to-carbon double bond
    • C07C69/54Acrylic acid esters; Methacrylic acid esters
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/10Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
SG11202002053RA 2017-09-11 2018-09-04 Method for recovery of methacrolein and methanol from methacrolein dimethylacetal SG11202002053RA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762556527P 2017-09-11 2017-09-11
PCT/US2018/049336 WO2019050830A1 (en) 2017-09-11 2018-09-04 Method for recovery of methacrolein and methanol from methacrolein dimethylacetal

Publications (1)

Publication Number Publication Date
SG11202002053RA true SG11202002053RA (en) 2020-04-29

Family

ID=63684533

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202002053RA SG11202002053RA (en) 2017-09-11 2018-09-04 Method for recovery of methacrolein and methanol from methacrolein dimethylacetal

Country Status (10)

Country Link
US (1) US11098000B2 (en)
EP (1) EP3681855B1 (en)
JP (1) JP7245821B2 (en)
KR (1) KR20200046074A (en)
CN (1) CN111051275A (en)
BR (1) BR112020004257B1 (en)
CA (1) CA3074717A1 (en)
MX (1) MX2020002414A (en)
SG (1) SG11202002053RA (en)
WO (1) WO2019050830A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4428116A1 (en) 2023-03-07 2024-09-11 Röhm GmbH New process for the preparation of methyl methacrylate via acetalic intermediates

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1524289A (en) 1967-03-29 1968-05-10 Melle Usines Sa Acetal splitting process
JPS5818364B2 (en) 1974-04-09 1983-04-12 東レ株式会社 Kakiyoji Yugo Taisoseibutsu no Seizouhouhou
JPS58183641A (en) * 1982-04-19 1983-10-26 Asahi Chem Ind Co Ltd Purification of methyl (meth)acrylate
DE3403426A1 (en) * 1984-02-01 1985-08-01 Degussa Ag, 6000 Frankfurt METHOD FOR PRODUCING ACETALS
US5079266A (en) 1988-01-04 1992-01-07 Betz Laboratories, Inc. Method of generating acrolein
US4851583A (en) * 1988-01-04 1989-07-25 Betz Laboratories, Inc. Method of generating acrolein
JP3532763B2 (en) 1998-04-22 2004-05-31 旭化成ケミカルズ株式会社 Purification method of methyl methacrylate
DE10021886A1 (en) 2000-05-05 2001-11-15 Basell Polyolefine Gmbh Continuous production of ethylene homo- and copolymers, useful as e.g. flow improvers for petroleum middle distillates, occurs in a tubular reactor with water jackets divided into independently controllable longitudinal sections
CN102276427B (en) * 2011-07-19 2013-05-01 湖北新景新材料有限公司 Method for preparing acetal from acrolein
JP5818364B2 (en) 2012-07-27 2015-11-18 株式会社コベルコ科研 Interface evaluation method between semiconductor substrate and insulating film, and interface evaluation apparatus between semiconductor substrate and insulating film
CN106631759B (en) * 2016-12-09 2019-02-15 中国化学赛鼎宁波工程有限公司 A kind of system and method producing methacrylic acid coproducing methyl methacrylaldehyde

Also Published As

Publication number Publication date
BR112020004257B1 (en) 2023-05-16
BR112020004257A2 (en) 2020-09-29
KR20200046074A (en) 2020-05-06
MX2020002414A (en) 2020-07-13
JP2020533285A (en) 2020-11-19
JP7245821B2 (en) 2023-03-24
WO2019050830A1 (en) 2019-03-14
EP3681855A1 (en) 2020-07-22
CN111051275A (en) 2020-04-21
EP3681855B1 (en) 2021-08-11
US20210061746A1 (en) 2021-03-04
US11098000B2 (en) 2021-08-24
CA3074717A1 (en) 2019-03-14

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