JPS5295616A - Separation of phenylenediamine - Google Patents
Separation of phenylenediamineInfo
- Publication number
- JPS5295616A JPS5295616A JP1132776A JP1132776A JPS5295616A JP S5295616 A JPS5295616 A JP S5295616A JP 1132776 A JP1132776 A JP 1132776A JP 1132776 A JP1132776 A JP 1132776A JP S5295616 A JPS5295616 A JP S5295616A
- Authority
- JP
- Japan
- Prior art keywords
- phenylenediamine
- separation
- reaction
- liberate
- dichlorobenzene
- 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
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
PURPOSE: Separation of phenylenediamine by the addition of an alkali to a reaction mixture obtained by the reaction of dichlorobenzene upon ammonia to liberate the phenylenediamine, and by the extraction with a specific aliphatic alcohol.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1132776A JPS5295616A (en) | 1976-02-06 | 1976-02-06 | Separation of phenylenediamine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1132776A JPS5295616A (en) | 1976-02-06 | 1976-02-06 | Separation of phenylenediamine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5295616A true JPS5295616A (en) | 1977-08-11 |
JPS5533707B2 JPS5533707B2 (en) | 1980-09-02 |
Family
ID=11774920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1132776A Granted JPS5295616A (en) | 1976-02-06 | 1976-02-06 | Separation of phenylenediamine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5295616A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4193938A (en) * | 1978-03-08 | 1980-03-18 | Ppg Industries, Inc. | Extraction of phenylenediamine from aqueous alkaline solution |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS595385U (en) * | 1982-06-30 | 1984-01-13 | ぺんてる株式会社 | Knotsuku style pencil |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3417141A (en) * | 1965-06-25 | 1968-12-17 | Nat Distillers Chem Corp | Process for separating monoamines from diamines by liquid-liquid extraction |
-
1976
- 1976-02-06 JP JP1132776A patent/JPS5295616A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3417141A (en) * | 1965-06-25 | 1968-12-17 | Nat Distillers Chem Corp | Process for separating monoamines from diamines by liquid-liquid extraction |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4193938A (en) * | 1978-03-08 | 1980-03-18 | Ppg Industries, Inc. | Extraction of phenylenediamine from aqueous alkaline solution |
Also Published As
Publication number | Publication date |
---|---|
JPS5533707B2 (en) | 1980-09-02 |
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