BE777032A - PROCESS FOR THE EXTRACTION OF ACRYLIC ACID AND / OR METHACRYLIC ACID, - Google Patents

PROCESS FOR THE EXTRACTION OF ACRYLIC ACID AND / OR METHACRYLIC ACID,

Info

Publication number
BE777032A
BE777032A BE777032A BE777032A BE777032A BE 777032 A BE777032 A BE 777032A BE 777032 A BE777032 A BE 777032A BE 777032 A BE777032 A BE 777032A BE 777032 A BE777032 A BE 777032A
Authority
BE
Belgium
Prior art keywords
extraction
acid
acrylic acid
methacrylic acid
methacrylic
Prior art date
Application number
BE777032A
Other languages
French (fr)
Original Assignee
Sumitomo Chemical 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
Priority to DE2161525A priority Critical patent/DE2161525A1/en
Application filed by Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Priority to BE777032A priority patent/BE777032A/en
Publication of BE777032A publication Critical patent/BE777032A/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
    • C07C51/48—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)
BE777032A 1971-12-10 1971-12-21 PROCESS FOR THE EXTRACTION OF ACRYLIC ACID AND / OR METHACRYLIC ACID, BE777032A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE2161525A DE2161525A1 (en) 1971-12-10 1971-12-10 Extraction of acrylic and/or methacrylic acid - from soln, using a methylethyl ketone/benzene extractant mixture
BE777032A BE777032A (en) 1971-12-10 1971-12-21 PROCESS FOR THE EXTRACTION OF ACRYLIC ACID AND / OR METHACRYLIC ACID,

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2161525A DE2161525A1 (en) 1971-12-10 1971-12-10 Extraction of acrylic and/or methacrylic acid - from soln, using a methylethyl ketone/benzene extractant mixture
BE777032A BE777032A (en) 1971-12-10 1971-12-21 PROCESS FOR THE EXTRACTION OF ACRYLIC ACID AND / OR METHACRYLIC ACID,

Publications (1)

Publication Number Publication Date
BE777032A true BE777032A (en) 1972-06-21

Family

ID=25656962

Family Applications (1)

Application Number Title Priority Date Filing Date
BE777032A BE777032A (en) 1971-12-10 1971-12-21 PROCESS FOR THE EXTRACTION OF ACRYLIC ACID AND / OR METHACRYLIC ACID,

Country Status (2)

Country Link
BE (1) BE777032A (en)
DE (1) DE2161525A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2383160A1 (en) * 1977-03-16 1978-10-06 Montedison Spa PROCESS FOR SEPARATING UNSATURATED CARBOXYLIC ACIDS FROM THEIR AQUEOUS SOLUTIONS.

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4554054A (en) * 1983-12-09 1985-11-19 Rohm And Haas Company Methacrylic acid separation
DE29608991U1 (en) * 1996-05-20 1997-06-19 Siemens AG, 80333 München Actuator, in particular electric motor-gear actuator, for a motor vehicle
DE19709392A1 (en) * 1997-03-07 1998-09-10 Basf Ag Process for the extraction of (meth) acrylic acid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2383160A1 (en) * 1977-03-16 1978-10-06 Montedison Spa PROCESS FOR SEPARATING UNSATURATED CARBOXYLIC ACIDS FROM THEIR AQUEOUS SOLUTIONS.

Also Published As

Publication number Publication date
DE2161525A1 (en) 1973-06-20

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