FR2169995B1 - - Google Patents

Info

Publication number
FR2169995B1
FR2169995B1 FR7303148A FR7303148A FR2169995B1 FR 2169995 B1 FR2169995 B1 FR 2169995B1 FR 7303148 A FR7303148 A FR 7303148A FR 7303148 A FR7303148 A FR 7303148A FR 2169995 B1 FR2169995 B1 FR 2169995B1
Authority
FR
France
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
FR7303148A
Other versions
FR2169995A1 (fr
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
Publication of FR2169995A1 publication Critical patent/FR2169995A1/fr
Application granted granted Critical
Publication of FR2169995B1 publication Critical patent/FR2169995B1/fr
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)
FR7303148A 1972-02-03 1973-01-30 Expired FR2169995B1 (fr)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2169995A1 FR2169995A1 (fr) 1973-09-14
FR2169995B1 true FR2169995B1 (fr) 1978-12-01

Family

ID=22835938

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7303148A Expired FR2169995B1 (fr) 1972-02-03 1973-01-30

Country Status (9)

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

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 (zh) * 2019-10-30 2020-05-05 石家庄市栾城区华英工贸有限责任公司 一种路易斯酸催化腈类化合物水解制备羧酸类化合物的方法

Also Published As

Publication number Publication date
FR2169995A1 (fr) 1973-09-14
BE794910A (fr) 1973-08-02
GB1377333A (en) 1974-12-11
JPS4881828A (fr) 1973-11-01
IN138900B (fr) 1976-04-10
DE2305265A1 (de) 1973-08-23
CA969555A (en) 1975-06-17
IT978344B (it) 1974-09-20
NL7301280A (fr) 1973-08-07

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse