JPS59199656A - 芳香族ジアミン類からのオルトフエニレンジアミンの除去方法 - Google Patents

芳香族ジアミン類からのオルトフエニレンジアミンの除去方法

Info

Publication number
JPS59199656A
JPS59199656A JP7435983A JP7435983A JPS59199656A JP S59199656 A JPS59199656 A JP S59199656A JP 7435983 A JP7435983 A JP 7435983A JP 7435983 A JP7435983 A JP 7435983A JP S59199656 A JPS59199656 A JP S59199656A
Authority
JP
Japan
Prior art keywords
phenylenediamine
aromatic diamines
formamide
bisulfite
diamines
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.)
Granted
Application number
JP7435983A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0446259B2 (cs
Inventor
Kazufumi Obata
小幡　一史
Yoshihide Mori
森　美秀
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical 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
Application filed by Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to JP7435983A priority Critical patent/JPS59199656A/ja
Publication of JPS59199656A publication Critical patent/JPS59199656A/ja
Publication of JPH0446259B2 publication Critical patent/JPH0446259B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP7435983A 1983-04-26 1983-04-26 芳香族ジアミン類からのオルトフエニレンジアミンの除去方法 Granted JPS59199656A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7435983A JPS59199656A (ja) 1983-04-26 1983-04-26 芳香族ジアミン類からのオルトフエニレンジアミンの除去方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7435983A JPS59199656A (ja) 1983-04-26 1983-04-26 芳香族ジアミン類からのオルトフエニレンジアミンの除去方法

Publications (2)

Publication Number Publication Date
JPS59199656A true JPS59199656A (ja) 1984-11-12
JPH0446259B2 JPH0446259B2 (cs) 1992-07-29

Family

ID=13544853

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7435983A Granted JPS59199656A (ja) 1983-04-26 1983-04-26 芳香族ジアミン類からのオルトフエニレンジアミンの除去方法

Country Status (1)

Country Link
JP (1) JPS59199656A (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103435495B (zh) * 2013-05-08 2016-03-09 如皋市金陵化工有限公司 邻苯二胺的提纯工艺

Also Published As

Publication number Publication date
JPH0446259B2 (cs) 1992-07-29

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