JPS5219725A - Process for preparing an azo dye containing sulfonic acid group - Google Patents
Process for preparing an azo dye containing sulfonic acid groupInfo
- Publication number
- JPS5219725A JPS5219725A JP9610975A JP9610975A JPS5219725A JP S5219725 A JPS5219725 A JP S5219725A JP 9610975 A JP9610975 A JP 9610975A JP 9610975 A JP9610975 A JP 9610975A JP S5219725 A JPS5219725 A JP S5219725A
- Authority
- JP
- Japan
- Prior art keywords
- sulfonic acid
- azo dye
- containing sulfonic
- dye containing
- preparing
- 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: A process for the production of an azo dye containing sulfonic acid base with high productivity and low pollution, using a limited amount of reacting liquid, eliminating or reducing the post-treatment, especially filtering operation, and minimizing the waste water treatment.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50096109A JPS582976B2 (en) | 1975-08-06 | 1975-08-06 | Sulfone Sankigan Yuazosenryouno Seizouhou |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50096109A JPS582976B2 (en) | 1975-08-06 | 1975-08-06 | Sulfone Sankigan Yuazosenryouno Seizouhou |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5219725A true JPS5219725A (en) | 1977-02-15 |
JPS582976B2 JPS582976B2 (en) | 1983-01-19 |
Family
ID=14156210
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50096109A Expired JPS582976B2 (en) | 1975-08-06 | 1975-08-06 | Sulfone Sankigan Yuazosenryouno Seizouhou |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS582976B2 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4940604A (en) * | 1972-08-23 | 1974-04-16 | ||
EP0021619A1 (en) * | 1979-06-12 | 1981-01-07 | Imperial Chemical Industries Plc | A method of making concentrated aqueous solutions of dyes and these solutions |
EP0053220A1 (en) * | 1980-12-02 | 1982-06-09 | BASF Aktiengesellschaft | Method of making compounds containing sulfonic-acid groups with a low amount of electrolytes |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60181869U (en) * | 1984-05-15 | 1985-12-03 | 株式会社デンソー | electrical terminals |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5084038A (en) * | 1973-11-26 | 1975-07-07 |
-
1975
- 1975-08-06 JP JP50096109A patent/JPS582976B2/en not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5084038A (en) * | 1973-11-26 | 1975-07-07 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4940604A (en) * | 1972-08-23 | 1974-04-16 | ||
JPS535005B2 (en) * | 1972-08-23 | 1978-02-23 | ||
EP0021619A1 (en) * | 1979-06-12 | 1981-01-07 | Imperial Chemical Industries Plc | A method of making concentrated aqueous solutions of dyes and these solutions |
EP0053220A1 (en) * | 1980-12-02 | 1982-06-09 | BASF Aktiengesellschaft | Method of making compounds containing sulfonic-acid groups with a low amount of electrolytes |
JPS5796052A (en) * | 1980-12-02 | 1982-06-15 | Basf Ag | Manufacture of less electrolyte sulfonic acid group-containing coloring matter |
JPH0220662B2 (en) * | 1980-12-02 | 1990-05-10 | Basf Ag |
Also Published As
Publication number | Publication date |
---|---|
JPS582976B2 (en) | 1983-01-19 |
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