CA969555A - Process for aromatic carboxylic acids - Google Patents

Process for aromatic carboxylic acids

Info

Publication number
CA969555A
CA969555A CA157,177A CA157177A CA969555A CA 969555 A CA969555 A CA 969555A CA 157177 A CA157177 A CA 157177A CA 969555 A CA969555 A CA 969555A
Authority
CA
Canada
Prior art keywords
carboxylic acids
aromatic carboxylic
aromatic
acids
carboxylic
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
CA157,177A
Other versions
CA157177S (en
Inventor
Richard V. Norton
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.)
Sun Research and Development Co
Original Assignee
Sun Research and Development 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
Application filed by Sun Research and Development Co filed Critical Sun Research and Development Co
Application granted granted Critical
Publication of CA969555A publication Critical patent/CA969555A/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
    • C07C51/08—Preparation of carboxylic acids or their salts, halides or anhydrides from nitriles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

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)
CA157,177A 1972-02-03 1972-11-22 Process for aromatic carboxylic acids Expired CA969555A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22330672A 1972-02-03 1972-02-03

Publications (1)

Publication Number Publication Date
CA969555A true CA969555A (en) 1975-06-17

Family

ID=22835938

Family Applications (1)

Application Number Title Priority Date Filing Date
CA157,177A Expired CA969555A (en) 1972-02-03 1972-11-22 Process for aromatic carboxylic acids

Country Status (9)

Country Link
JP (1) JPS4881828A (en)
BE (1) BE794910A (en)
CA (1) CA969555A (en)
DE (1) DE2305265A1 (en)
FR (1) FR2169995B1 (en)
GB (1) GB1377333A (en)
IN (1) IN138900B (en)
IT (1) IT978344B (en)
NL (1) NL7301280A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6075117A (en) * 1998-12-21 2000-06-13 E.I. Dupont De Nemours & Company Process for the hydrolysis of adiponitrile and the production of nylon 6,6 using dicarboxylic acids as the sole catalyst
US6103863A (en) * 1998-12-22 2000-08-15 E. I. Dupont De Nemours & Company Process for preparation of polyamide from dinitrile and diamine
US6084056A (en) * 1998-12-22 2000-07-04 E. I. Dupont De Nemours & Company Process for the hydrolysis of adiponitrile and the production of nylon 6,6 utilizing low catalyst levels
CN111100022A (en) * 2019-10-30 2020-05-05 石家庄市栾城区华英工贸有限责任公司 Method for preparing carboxylic acid compounds by catalyzing nitrile compounds to hydrolyze with Lewis acid

Also Published As

Publication number Publication date
DE2305265A1 (en) 1973-08-23
NL7301280A (en) 1973-08-07
BE794910A (en) 1973-08-02
IT978344B (en) 1974-09-20
FR2169995A1 (en) 1973-09-14
IN138900B (en) 1976-04-10
JPS4881828A (en) 1973-11-01
GB1377333A (en) 1974-12-11
FR2169995B1 (en) 1978-12-01

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