JPS5778456A - Manufacture of nigrosine dye - Google Patents
Manufacture of nigrosine dyeInfo
- Publication number
- JPS5778456A JPS5778456A JP15502580A JP15502580A JPS5778456A JP S5778456 A JPS5778456 A JP S5778456A JP 15502580 A JP15502580 A JP 15502580A JP 15502580 A JP15502580 A JP 15502580A JP S5778456 A JPS5778456 A JP S5778456A
- Authority
- JP
- Japan
- Prior art keywords
- nigrosine
- reaction
- under pressure
- propylene oxide
- addition mol
- 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.)
- Pending
Links
Landscapes
- Silicon Polymers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15502580A JPS5778456A (en) | 1980-11-04 | 1980-11-04 | Manufacture of nigrosine dye |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15502580A JPS5778456A (en) | 1980-11-04 | 1980-11-04 | Manufacture of nigrosine dye |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5778456A true JPS5778456A (en) | 1982-05-17 |
Family
ID=15597017
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15502580A Pending JPS5778456A (en) | 1980-11-04 | 1980-11-04 | Manufacture of nigrosine dye |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5778456A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5968374A (ja) * | 1982-10-13 | 1984-04-18 | Orient Kagaku Kogyo Kk | ニグロシン系染料及びその製造法 |
-
1980
- 1980-11-04 JP JP15502580A patent/JPS5778456A/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5968374A (ja) * | 1982-10-13 | 1984-04-18 | Orient Kagaku Kogyo Kk | ニグロシン系染料及びその製造法 |
JPH0138416B2 (ja) * | 1982-10-13 | 1989-08-14 | Orient Chemical Ind |
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