CA998682A - Continuous process for dehydration of maleic acid - Google Patents

Continuous process for dehydration of maleic acid

Info

Publication number
CA998682A
CA998682A CA174,423A CA174423A CA998682A CA 998682 A CA998682 A CA 998682A CA 174423 A CA174423 A CA 174423A CA 998682 A CA998682 A CA 998682A
Authority
CA
Canada
Prior art keywords
dehydration
maleic acid
continuous process
continuous
maleic
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
CA174,423A
Other versions
CA174423S (en
Inventor
Daniel Humbert
Francois Hannart
Maurice Goharel
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.)
Rhone Progil SA
Original Assignee
Rhone Progil SA
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 Rhone Progil SA filed Critical Rhone Progil SA
Application granted granted Critical
Publication of CA998682A publication Critical patent/CA998682A/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
    • C07C51/31—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting
    • C07C51/313—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting with molecular oxygen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/56—Preparation of carboxylic acid anhydrides from organic acids, their salts, their esters or their halides, e.g. by carboxylation

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)
  • Furan Compounds (AREA)
CA174,423A 1972-06-21 1973-06-19 Continuous process for dehydration of maleic acid Expired CA998682A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7222372A FR2189363B1 (en) 1972-06-21 1972-06-21

Publications (1)

Publication Number Publication Date
CA998682A true CA998682A (en) 1976-10-19

Family

ID=9100556

Family Applications (1)

Application Number Title Priority Date Filing Date
CA174,423A Expired CA998682A (en) 1972-06-21 1973-06-19 Continuous process for dehydration of maleic acid

Country Status (12)

Country Link
JP (1) JPS5320967B2 (en)
AR (1) AR194909A1 (en)
BE (1) BE801167A (en)
BR (1) BR7304549D0 (en)
CA (1) CA998682A (en)
DE (1) DE2331391C3 (en)
ES (1) ES416062A1 (en)
FR (1) FR2189363B1 (en)
GB (1) GB1396489A (en)
IN (1) IN141271B (en)
IT (1) IT985725B (en)
NL (1) NL7308490A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH595430A5 (en) 1976-04-12 1978-02-15 Leon Oudem
FR2484417A1 (en) * 1980-06-13 1981-12-18 Charbonnages Ste Chimique CONTINUOUS PROCESS FOR DEHYDRATION OF MALEIC ACID AND INSTALLATION FOR ITS IMPLEMENTATION

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2832802A (en) * 1954-09-07 1958-04-29 California Spray Chemical Corp Recovery of purified maleic acid
CH488644A (en) * 1967-12-13 1970-04-15 Luwa Ag Process and device for the continuous production of carboxylic acid anhydrides from polybasic carboxylic acids
GB1242320A (en) * 1968-01-30 1971-08-11 Ucb Union Chimiqu Chemische Be Process for the dehydration of maleic acid
US3807273A (en) * 1972-05-24 1974-04-30 Sutures Inc Method of making pliable, dyed and braided polyester sutures

Also Published As

Publication number Publication date
ES416062A1 (en) 1976-03-01
IT985725B (en) 1974-12-20
DE2331391C3 (en) 1978-05-11
DE2331391A1 (en) 1974-01-24
GB1396489A (en) 1975-06-04
BR7304549D0 (en) 1974-08-29
DE2331391B2 (en) 1977-09-15
NL7308490A (en) 1973-12-27
FR2189363B1 (en) 1974-10-25
BE801167A (en) 1973-12-20
IN141271B (en) 1977-02-12
JPS4962411A (en) 1974-06-17
AR194909A1 (en) 1973-08-24
FR2189363A1 (en) 1974-01-25
JPS5320967B2 (en) 1978-06-29

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