BE810567A - Procede de preparation de colorants nitres acides - Google Patents
Procede de preparation de colorants nitres acidesInfo
- Publication number
- BE810567A BE810567A BE140519A BE140519A BE810567A BE 810567 A BE810567 A BE 810567A BE 140519 A BE140519 A BE 140519A BE 140519 A BE140519 A BE 140519A BE 810567 A BE810567 A BE 810567A
- Authority
- BE
- Belgium
- Prior art keywords
- niter
- colorants
- preparing acid
- preparing
- acid
- Prior art date
Links
- 239000002253 acid Substances 0.000 title 1
- 239000003086 colorant Substances 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B51/00—Nitro or nitroso dyes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Coloring (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2305048A DE2305048C3 (de) | 1973-02-02 | 1973-02-02 | Verfahren zur Herstellung von sauren Nitrofarbstoffen und deren Verwendung zum Färben von Leder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE810567A true BE810567A (fr) | 1974-08-05 |
Family
ID=5870706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE140519A BE810567A (fr) | 1973-02-02 | 1974-02-04 | Procede de preparation de colorants nitres acides |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3922270A (it) |
| JP (1) | JPS49110722A (it) |
| AR (1) | AR198019A1 (it) |
| BE (1) | BE810567A (it) |
| BR (1) | BR7400723D0 (it) |
| CH (1) | CH587319A5 (it) |
| DE (1) | DE2305048C3 (it) |
| FR (1) | FR2216327B1 (it) |
| GB (1) | GB1431532A (it) |
| IT (1) | IT1007188B (it) |
| NL (1) | NL7401118A (it) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2107941A (en) * | 1938-02-08 | Fast brown leather dyesttjffs and a |
-
1973
- 1973-02-02 DE DE2305048A patent/DE2305048C3/de not_active Expired
-
1974
- 1974-01-13 AR AR252152A patent/AR198019A1/es active
- 1974-01-28 NL NL7401118A patent/NL7401118A/xx unknown
- 1974-01-29 US US437697*A patent/US3922270A/en not_active Expired - Lifetime
- 1974-01-30 CH CH129374A patent/CH587319A5/xx not_active IP Right Cessation
- 1974-01-31 IT IT20044/74A patent/IT1007188B/it active
- 1974-01-31 BR BR74723A patent/BR7400723D0/pt unknown
- 1974-01-31 JP JP49012316A patent/JPS49110722A/ja active Pending
- 1974-02-01 GB GB468974A patent/GB1431532A/en not_active Expired
- 1974-02-04 FR FR7403593A patent/FR2216327B1/fr not_active Expired
- 1974-02-04 BE BE140519A patent/BE810567A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH587319A5 (it) | 1977-04-29 |
| IT1007188B (it) | 1976-10-30 |
| DE2305048B2 (de) | 1977-12-29 |
| US3922270A (en) | 1975-11-25 |
| AR198019A1 (es) | 1974-05-24 |
| FR2216327B1 (it) | 1977-09-16 |
| FR2216327A1 (it) | 1974-08-30 |
| JPS49110722A (it) | 1974-10-22 |
| BR7400723D0 (pt) | 1974-09-10 |
| DE2305048A1 (de) | 1974-08-08 |
| GB1431532A (en) | 1976-04-07 |
| DE2305048C3 (de) | 1978-08-31 |
| NL7401118A (it) | 1974-08-06 |
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