NL7807420A - PROCESS FOR THE SEPARATION OF METHACRYLIC ACID FROM A MIXTURE CONTAINING WATER, METHANOL, METHACRYLIC ACID AND METHYL METHACRYLATE. - Google Patents

PROCESS FOR THE SEPARATION OF METHACRYLIC ACID FROM A MIXTURE CONTAINING WATER, METHANOL, METHACRYLIC ACID AND METHYL METHACRYLATE.

Info

Publication number
NL7807420A
NL7807420A NL7807420A NL7807420A NL7807420A NL 7807420 A NL7807420 A NL 7807420A NL 7807420 A NL7807420 A NL 7807420A NL 7807420 A NL7807420 A NL 7807420A NL 7807420 A NL7807420 A NL 7807420A
Authority
NL
Netherlands
Prior art keywords
methacrylic acid
methanol
separation
methyl methacrylate
mixture containing
Prior art date
Application number
NL7807420A
Other languages
Dutch (nl)
Original Assignee
Mitsubishi Chem Ind
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
Priority claimed from JP8799177A external-priority patent/JPS5424814A/en
Priority claimed from JP8798977A external-priority patent/JPS5424812A/en
Priority claimed from JP8799077A external-priority patent/JPS5424813A/en
Application filed by Mitsubishi Chem Ind filed Critical Mitsubishi Chem Ind
Publication of NL7807420A publication Critical patent/NL7807420A/en

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
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
    • C07C51/46—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation by azeotropic distillation
NL7807420A 1977-07-22 1978-07-10 PROCESS FOR THE SEPARATION OF METHACRYLIC ACID FROM A MIXTURE CONTAINING WATER, METHANOL, METHACRYLIC ACID AND METHYL METHACRYLATE. NL7807420A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP8799177A JPS5424814A (en) 1977-07-22 1977-07-22 Separation of methyl methacrylate
JP8798977A JPS5424812A (en) 1977-07-22 1977-07-22 Separation of methyl methacrylate
JP8799077A JPS5424813A (en) 1977-07-22 1977-07-22 Separation of methacrylic acid

Publications (1)

Publication Number Publication Date
NL7807420A true NL7807420A (en) 1979-01-24

Family

ID=27305652

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7807420A NL7807420A (en) 1977-07-22 1978-07-10 PROCESS FOR THE SEPARATION OF METHACRYLIC ACID FROM A MIXTURE CONTAINING WATER, METHANOL, METHACRYLIC ACID AND METHYL METHACRYLATE.

Country Status (5)

Country Link
CS (1) CS214895B2 (en)
DE (1) DE2832202A1 (en)
FR (1) FR2398037A1 (en)
GB (1) GB2001315B (en)
NL (1) NL7807420A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3161884D1 (en) * 1980-06-20 1984-02-16 Asahi Chemical Ind Process for purifying methyl methacrylate
US4464229A (en) * 1981-07-09 1984-08-07 Nippon Shokubai Kagaku Kogyo Co. Ltd. Process for producing acrylic or methacrylic esters
US4554054A (en) * 1983-12-09 1985-11-19 Rohm And Haas Company Methacrylic acid separation
US4879412A (en) * 1985-03-14 1989-11-07 Mitsui Toatsu Chemicals, Inc. Purification process of methacrylic acid
US5435892A (en) * 1993-08-30 1995-07-25 Mitsubishi Rayon Co., Ltd. Process for separating methanol and methyl acrylate or methyl methacrylate
US6084127A (en) * 1997-02-28 2000-07-04 Nippon Shokubai Co Ltd Method for recovering acrylic acid

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1579107A (en) * 1967-07-11 1969-08-22
DE1668362B2 (en) * 1968-02-17 1976-11-11 Hoechst Ag, 6000 Frankfurt PROCESS FOR MANUFACTURING ALIPHATIC ACRYLIC ACID ESTERS
US3776947A (en) * 1972-10-10 1973-12-04 Nippon Catalytic Chem Ind Continuous esterification process

Also Published As

Publication number Publication date
FR2398037A1 (en) 1979-02-16
GB2001315A (en) 1979-01-31
GB2001315B (en) 1982-03-24
DE2832202A1 (en) 1979-02-01
CS214895B2 (en) 1982-06-25

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Legal Events

Date Code Title Description
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