IT1147076B - PROCESS FOR RECOVERING METHACRYLIC ACID - Google Patents

PROCESS FOR RECOVERING METHACRYLIC ACID

Info

Publication number
IT1147076B
IT1147076B IT48160/80A IT4816080A IT1147076B IT 1147076 B IT1147076 B IT 1147076B IT 48160/80 A IT48160/80 A IT 48160/80A IT 4816080 A IT4816080 A IT 4816080A IT 1147076 B IT1147076 B IT 1147076B
Authority
IT
Italy
Prior art keywords
methacrylic acid
recovering methacrylic
recovering
acid
methacrylic
Prior art date
Application number
IT48160/80A
Other languages
Italian (it)
Other versions
IT8048160A0 (en
Inventor
Mitchell Becker
Nano Kumar Kochar
Original Assignee
Halcon Res & Dev
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 Halcon Res & Dev filed Critical Halcon Res & Dev
Publication of IT8048160A0 publication Critical patent/IT8048160A0/en
Application granted granted Critical
Publication of IT1147076B publication Critical patent/IT1147076B/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)
IT48160/80A 1979-03-15 1980-03-14 PROCESS FOR RECOVERING METHACRYLIC ACID IT1147076B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2056379A 1979-03-15 1979-03-15

Publications (2)

Publication Number Publication Date
IT8048160A0 IT8048160A0 (en) 1980-03-14
IT1147076B true IT1147076B (en) 1986-11-19

Family

ID=21799306

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48160/80A IT1147076B (en) 1979-03-15 1980-03-14 PROCESS FOR RECOVERING METHACRYLIC ACID

Country Status (9)

Country Link
JP (1) JPS55127339A (en)
AR (1) AR223209A1 (en)
BE (1) BE882229A (en)
BR (1) BR8001520A (en)
DE (1) DE3009946C2 (en)
FR (1) FR2451360A1 (en)
GB (1) GB2045759B (en)
IT (1) IT1147076B (en)
NL (1) NL8001385A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60104034A (en) * 1983-11-11 1985-06-08 Nippon Kayaku Co Ltd Recovery of methacrylic acid
US4554054A (en) * 1983-12-09 1985-11-19 Rohm And Haas Company Methacrylic acid separation
DE3721865A1 (en) * 1987-07-02 1989-01-12 Basf Ag METHOD FOR PRODUCING METHACRYLIC ACID
DE19709471A1 (en) * 1997-03-07 1998-09-10 Basf Ag Process for the preparation of (meth) acrylic acid
JP4056429B2 (en) * 2003-06-05 2008-03-05 株式会社日本触媒 Method for producing (meth) acrylic acid

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1350736A (en) * 1971-02-15 1974-04-24 Sumitomo Chemical Co Process for production of acrylic acid and methacrylic acid
JPS4828414A (en) * 1971-08-13 1973-04-14
JPS4862712A (en) * 1971-12-07 1973-09-01
FR2165108A5 (en) * 1971-12-17 1973-08-03 Sumitomo Chemical Co Extraction of acrylic and/or methacrylic acid - from soln, using a methylethyl ketone/benzene extractant mixture
JPS5534784B2 (en) * 1972-05-23 1980-09-09
JPS5148609A (en) * 1974-10-23 1976-04-26 Asahi Glass Co Ltd NIDANSANKANYORUISOPUCHIRENKARANO METAKU
JPS5371011A (en) * 1976-12-07 1978-06-24 Sumitomo Chem Co Ltd Extraction of methacrylic acid

Also Published As

Publication number Publication date
GB2045759A (en) 1980-11-05
FR2451360A1 (en) 1980-10-10
DE3009946A1 (en) 1980-09-25
JPS55127339A (en) 1980-10-02
IT8048160A0 (en) 1980-03-14
NL8001385A (en) 1980-09-17
JPS6348857B2 (en) 1988-09-30
BE882229A (en) 1980-09-15
AR223209A1 (en) 1981-07-31
DE3009946C2 (en) 1983-10-20
BR8001520A (en) 1980-11-11
GB2045759B (en) 1983-07-06

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