CA918145A - Process for the production of pure basic dyestuffs - Google Patents
Process for the production of pure basic dyestuffsInfo
- Publication number
- CA918145A CA918145A CA058896A CA58896A CA918145A CA 918145 A CA918145 A CA 918145A CA 058896 A CA058896 A CA 058896A CA 58896 A CA58896 A CA 58896A CA 918145 A CA918145 A CA 918145A
- Authority
- CA
- Canada
- Prior art keywords
- production
- basic dyestuffs
- pure basic
- pure
- dyestuffs
- 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
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA058896A CA918145A (en) | 1969-08-07 | 1969-08-07 | Process for the production of pure basic dyestuffs |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA058896A CA918145A (en) | 1969-08-07 | 1969-08-07 | Process for the production of pure basic dyestuffs |
Publications (1)
Publication Number | Publication Date |
---|---|
CA918145A true CA918145A (en) | 1973-01-02 |
Family
ID=4085529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA058896A Expired CA918145A (en) | 1969-08-07 | 1969-08-07 | Process for the production of pure basic dyestuffs |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA918145A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4785082A (en) * | 1984-11-06 | 1988-11-15 | Hoechst Aktiengesellschaft | Process for preparing a highly concentrated aqueous press cakes of an azo disperse dye from dilute aqueous suspension thereof wherein surfactant is added before the dye is isolated |
CN103146219A (en) * | 2013-02-20 | 2013-06-12 | 上海晶纯实业有限公司 | Process for preparing high-purity auramine O |
-
1969
- 1969-08-07 CA CA058896A patent/CA918145A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4785082A (en) * | 1984-11-06 | 1988-11-15 | Hoechst Aktiengesellschaft | Process for preparing a highly concentrated aqueous press cakes of an azo disperse dye from dilute aqueous suspension thereof wherein surfactant is added before the dye is isolated |
CN103146219A (en) * | 2013-02-20 | 2013-06-12 | 上海晶纯实业有限公司 | Process for preparing high-purity auramine O |
CN103146219B (en) * | 2013-02-20 | 2014-04-30 | 上海晶纯实业有限公司 | Process for preparing high-purity auramine O |
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