BR7203130D0 - NEW PROCESS OF PREPARATION OF AZO DYES OF THE SERIES 3.4 DISUBSTITUTED 6 HYDROXYPIRID 2 ONA - Google Patents
NEW PROCESS OF PREPARATION OF AZO DYES OF THE SERIES 3.4 DISUBSTITUTED 6 HYDROXYPIRID 2 ONAInfo
- Publication number
- BR7203130D0 BR7203130D0 BR313072A BR313072A BR7203130D0 BR 7203130 D0 BR7203130 D0 BR 7203130D0 BR 313072 A BR313072 A BR 313072A BR 313072 A BR313072 A BR 313072A BR 7203130 D0 BR7203130 D0 BR 7203130D0
- Authority
- BR
- Brazil
- Prior art keywords
- hydroxypirid
- ona
- disubstituted
- series
- preparation
- Prior art date
Links
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1547571A GB1359856A (en) | 1971-05-18 | 1971-05-18 | Process for the preparation of azo dyestuffs containing hydroxy pyridone residues |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7203130D0 true BR7203130D0 (en) | 1973-06-12 |
Family
ID=10059794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR313072A BR7203130D0 (en) | 1971-05-18 | 1972-05-17 | NEW PROCESS OF PREPARATION OF AZO DYES OF THE SERIES 3.4 DISUBSTITUTED 6 HYDROXYPIRID 2 ONA |
Country Status (12)
| Country | Link |
|---|---|
| BR (1) | BR7203130D0 (en) |
| CH (1) | CH569058A5 (en) |
| CS (1) | CS166300B2 (en) |
| DD (1) | DD96969A5 (en) |
| DE (1) | DE2216206A1 (en) |
| ES (1) | ES402562A1 (en) |
| FR (1) | FR2138018A1 (en) |
| GB (1) | GB1359856A (en) |
| IT (1) | IT962057B (en) |
| NL (1) | NL7206605A (en) |
| PL (1) | PL83291B1 (en) |
| SU (1) | SU424363A3 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1484869A (en) * | 1974-07-29 | 1977-09-08 | Ici Ltd | Monoazo dyes derived from hydroxypyridone coupling components |
-
1971
- 1971-05-18 GB GB1547571A patent/GB1359856A/en not_active Expired
-
1972
- 1972-03-20 PL PL15417972A patent/PL83291B1/pl unknown
- 1972-03-21 IT IT2215672A patent/IT962057B/en active
- 1972-04-04 DE DE19722216206 patent/DE2216206A1/en active Pending
- 1972-04-17 DD DD16234772A patent/DD96969A5/xx unknown
- 1972-04-25 SU SU721777518A patent/SU424363A3/en active
- 1972-05-09 ES ES402562A patent/ES402562A1/en not_active Expired
- 1972-05-12 CS CS320872A patent/CS166300B2/cs unknown
- 1972-05-16 CH CH724672A patent/CH569058A5/xx not_active IP Right Cessation
- 1972-05-16 NL NL7206605A patent/NL7206605A/xx unknown
- 1972-05-17 BR BR313072A patent/BR7203130D0/en unknown
- 1972-05-17 FR FR7217625A patent/FR2138018A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| SU424363A3 (en) | 1974-04-15 |
| NL7206605A (en) | 1972-11-21 |
| PL83291B1 (en) | 1975-12-31 |
| DE2216206A1 (en) | 1972-11-30 |
| DD96969A5 (en) | 1973-04-12 |
| ES402562A1 (en) | 1975-04-01 |
| GB1359856A (en) | 1974-07-10 |
| CH569058A5 (en) | 1975-11-14 |
| FR2138018A1 (en) | 1972-12-29 |
| CS166300B2 (en) | 1976-02-27 |
| IT962057B (en) | 1973-12-20 |
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