CA1007657A - Methacrylic acid manufacture - Google Patents

Methacrylic acid manufacture

Info

Publication number
CA1007657A
CA1007657A CA188,803A CA188803A CA1007657A CA 1007657 A CA1007657 A CA 1007657A CA 188803 A CA188803 A CA 188803A CA 1007657 A CA1007657 A CA 1007657A
Authority
CA
Canada
Prior art keywords
methacrylic acid
acid manufacture
manufacture
methacrylic
acid
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
Application number
CA188,803A
Other languages
English (en)
Inventor
Harold Shalit
John G. Zajacek
Ting-I Wang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Atlantic Richfield Co
Original Assignee
Atlantic Richfield Co
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 Atlantic Richfield Co filed Critical Atlantic Richfield Co
Application granted granted Critical
Publication of CA1007657A publication Critical patent/CA1007657A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
CA188,803A 1972-12-22 1973-12-21 Methacrylic acid manufacture Expired CA1007657A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00317863A US3839437A (en) 1972-12-22 1972-12-22 Methacrylic acid manufacture

Publications (1)

Publication Number Publication Date
CA1007657A true CA1007657A (en) 1977-03-29

Family

ID=23235579

Family Applications (1)

Application Number Title Priority Date Filing Date
CA188,803A Expired CA1007657A (en) 1972-12-22 1973-12-21 Methacrylic acid manufacture

Country Status (8)

Country Link
US (1) US3839437A (fr)
JP (1) JPS4994627A (fr)
BE (1) BE809065A (fr)
CA (1) CA1007657A (fr)
DE (1) DE2364044A1 (fr)
FR (1) FR2211442B1 (fr)
GB (1) GB1449460A (fr)
NL (1) NL7317466A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4180681A (en) * 1978-08-17 1979-12-25 Atlantic Richfield Company Preparation and recovery of methacrylic acid from an aqueous sodium methacrylate solution
US4338462A (en) * 1980-06-09 1982-07-06 Atlantic Richfield Company Silver-catalyzed oxidation of methacrolein to methacrylic acid
FR3141754A1 (fr) 2022-11-03 2024-05-10 Psa Automobiles Sa Dispositif d’éclairage et/ou de signalisation de véhicule automobile comportant un écran thermique

Also Published As

Publication number Publication date
DE2364044A1 (de) 1974-07-04
FR2211442A1 (fr) 1974-07-19
BE809065A (fr) 1974-06-21
FR2211442B1 (fr) 1977-08-19
JPS4994627A (fr) 1974-09-09
US3839437A (en) 1974-10-01
GB1449460A (en) 1976-09-15
NL7317466A (fr) 1974-06-25

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