IT1141139B - Procedimento per la produzione di acido isoftalico - Google Patents

Procedimento per la produzione di acido isoftalico

Info

Publication number
IT1141139B
IT1141139B IT26692/80A IT2669280A IT1141139B IT 1141139 B IT1141139 B IT 1141139B IT 26692/80 A IT26692/80 A IT 26692/80A IT 2669280 A IT2669280 A IT 2669280A IT 1141139 B IT1141139 B IT 1141139B
Authority
IT
Italy
Prior art keywords
procedure
production
isophthalic acid
isophthalic
acid
Prior art date
Application number
IT26692/80A
Other languages
English (en)
Other versions
IT8026692A0 (it
Inventor
Jacques D V Hanotier
Original Assignee
Labofina 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 Labofina Sa filed Critical Labofina Sa
Publication of IT8026692A0 publication Critical patent/IT8026692A0/it
Application granted granted Critical
Publication of IT1141139B publication Critical patent/IT1141139B/it

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
    • C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups

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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
IT26692/80A 1979-12-17 1980-12-17 Procedimento per la produzione di acido isoftalico IT1141139B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/104,470 US4259522A (en) 1979-12-17 1979-12-17 Process for the production of isophtahalic acid

Publications (2)

Publication Number Publication Date
IT8026692A0 IT8026692A0 (it) 1980-12-17
IT1141139B true IT1141139B (it) 1986-10-01

Family

ID=22300665

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26692/80A IT1141139B (it) 1979-12-17 1980-12-17 Procedimento per la produzione di acido isoftalico

Country Status (7)

Country Link
US (1) US4259522A (it)
JP (1) JPS5687534A (it)
BE (1) BE886680A (it)
DE (1) DE3047478A1 (it)
FR (1) FR2471361A1 (it)
IT (1) IT1141139B (it)
NL (1) NL8006632A (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2893860B2 (ja) * 1990-05-17 1999-05-24 三菱瓦斯化学株式会社 高純度イソフタル酸の製造法
US7598415B2 (en) * 2005-03-22 2009-10-06 Council Of Scientific & Industrial Research Process for the preparation of p-toluic acid by liquid phase oxidation of p-xylene in water
CN109999914B (zh) * 2019-04-17 2021-10-15 荆州市诺亚化工有限公司 一种用于制备间甲基苯甲酸的催化剂及其制备方法与应用

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2723994A (en) * 1951-01-15 1955-11-15 Shell Dev Oxidation of xylene and toluic acid mixtures to phthalic acids
US2833820A (en) * 1957-06-14 1958-05-06 Mid Century Corp Process for the preparation of isophthalic and terephthalic acids
US2833819A (en) * 1957-06-14 1958-05-06 Mid Century Corp Process for the preparation of isophthalic and terephthalic acids
US3064044A (en) * 1957-08-15 1962-11-13 Standard Oil Co Multistage oxidation system for preparing dicarboxylic acid
US3626001A (en) * 1968-05-09 1971-12-07 Atlantic Richfield Co Method for the production of high-purity isophthalic or terephthalic acid
US3919306A (en) * 1970-05-18 1975-11-11 Atlantic Richfield Co Purification of recirculated stream for isophthalic acid production
US3673154A (en) * 1970-06-26 1972-06-27 Atlantic Richfield Co Process for the recovery of cobalt catalyst
US3974214A (en) * 1974-02-27 1976-08-10 Atlantic Richfield Company Isophthalic acid manufacture
CH622766A5 (en) * 1976-10-26 1981-04-30 Labofina Sa Process for the preparation of terephthalic acid

Also Published As

Publication number Publication date
NL8006632A (nl) 1981-07-16
JPS5687534A (en) 1981-07-16
BE886680A (fr) 1981-04-16
US4259522A (en) 1981-03-31
FR2471361A1 (fr) 1981-06-19
DE3047478A1 (de) 1981-10-01
IT8026692A0 (it) 1980-12-17
JPS639497B2 (it) 1988-02-29
FR2471361B3 (it) 1982-09-03

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