CA1030159A - Process for purifying crude diaminomaleonitrile - Google Patents

Process for purifying crude diaminomaleonitrile

Info

Publication number
CA1030159A
CA1030159A CA176,280A CA176280A CA1030159A CA 1030159 A CA1030159 A CA 1030159A CA 176280 A CA176280 A CA 176280A CA 1030159 A CA1030159 A CA 1030159A
Authority
CA
Canada
Prior art keywords
diaminomaleonitrile
purifying crude
purifying
crude
crude diaminomaleonitrile
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
CA176,280A
Other languages
English (en)
French (fr)
Other versions
CA176280S (en
Inventor
Yutaka Omura
Toshiaki Takagi
Kozo Nakao
Haruo Nagai
Yoshito Hamamoto
Takuo Kawaguchi
Hideo Shirakawa
Kazuhiko Aida
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.)
Kyowa Gas Chemical Industry Co Ltd
Original Assignee
Kyowa Gas Chemical Industry Co Ltd
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
Priority claimed from JP7060972A external-priority patent/JPS5610304B2/ja
Priority claimed from JP7060872A external-priority patent/JPS4930318A/ja
Priority claimed from JP7097972A external-priority patent/JPS5136734B2/ja
Priority claimed from JP7097872A external-priority patent/JPS4930320A/ja
Application filed by Kyowa Gas Chemical Industry Co Ltd filed Critical Kyowa Gas Chemical Industry Co Ltd
Application granted granted Critical
Publication of CA1030159A publication Critical patent/CA1030159A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA176,280A 1972-07-13 1973-07-12 Process for purifying crude diaminomaleonitrile Expired CA1030159A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP7060972A JPS5610304B2 (enrdf_load_stackoverflow) 1972-07-13 1972-07-13
JP7060872A JPS4930318A (enrdf_load_stackoverflow) 1972-07-13 1972-07-13
JP7097972A JPS5136734B2 (enrdf_load_stackoverflow) 1972-07-14 1972-07-14
JP7097872A JPS4930320A (enrdf_load_stackoverflow) 1972-07-14 1972-07-14

Publications (1)

Publication Number Publication Date
CA1030159A true CA1030159A (en) 1978-04-25

Family

ID=27465268

Family Applications (1)

Application Number Title Priority Date Filing Date
CA176,280A Expired CA1030159A (en) 1972-07-13 1973-07-12 Process for purifying crude diaminomaleonitrile

Country Status (6)

Country Link
CA (1) CA1030159A (enrdf_load_stackoverflow)
CH (1) CH579412A5 (enrdf_load_stackoverflow)
FR (1) FR2193007B1 (enrdf_load_stackoverflow)
GB (1) GB1432407A (enrdf_load_stackoverflow)
IT (1) IT998238B (enrdf_load_stackoverflow)
NL (1) NL159957C (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120192246A (zh) * 2025-05-20 2025-06-24 营口德瑞化工有限公司 一种连续合成二氨基马来腈的方法

Also Published As

Publication number Publication date
FR2193007A1 (enrdf_load_stackoverflow) 1974-02-15
CH579412A5 (enrdf_load_stackoverflow) 1976-09-15
NL7309826A (enrdf_load_stackoverflow) 1974-01-15
FR2193007B1 (enrdf_load_stackoverflow) 1976-11-12
GB1432407A (en) 1976-04-14
DE2335768B2 (de) 1977-06-16
DE2335768A1 (de) 1974-01-17
NL159957C (nl) 1979-09-17
IT998238B (it) 1976-01-20

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