CH556371A - PROCESS FOR PREPARING A NEW WATER-SOLUBLE DISAZO DYE. - Google Patents
PROCESS FOR PREPARING A NEW WATER-SOLUBLE DISAZO DYE.Info
- Publication number
- CH556371A CH556371A CH1717471A CH1717471A CH556371A CH 556371 A CH556371 A CH 556371A CH 1717471 A CH1717471 A CH 1717471A CH 1717471 A CH1717471 A CH 1717471A CH 556371 A CH556371 A CH 556371A
- Authority
- CH
- Switzerland
- Prior art keywords
- preparing
- new water
- disazo dye
- soluble disazo
- soluble
- Prior art date
Links
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
- C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
- C09B31/02—Disazo dyes
- C09B31/08—Disazo dyes from a coupling component "C" containing directive hydroxyl and amino groups
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 |
---|---|---|---|
DE19702058816 DE2058816C3 (en) | 1970-11-30 | 1970-11-30 | Water-soluble disazo dye, process for its preparation and its use for dyeing leather and fur |
Publications (1)
Publication Number | Publication Date |
---|---|
CH556371A true CH556371A (en) | 1974-11-29 |
Family
ID=5789495
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1717471A CH556371A (en) | 1970-11-30 | 1971-11-25 | PROCESS FOR PREPARING A NEW WATER-SOLUBLE DISAZO DYE. |
Country Status (8)
Country | Link |
---|---|
BE (1) | BE776081A (en) |
CH (1) | CH556371A (en) |
DE (1) | DE2058816C3 (en) |
ES (1) | ES397305A1 (en) |
FR (1) | FR2115491B1 (en) |
GB (1) | GB1349098A (en) |
IT (1) | IT946115B (en) |
NL (1) | NL7116216A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2453209C2 (en) * | 1974-11-09 | 1983-02-03 | Bayer Ag, 5090 Leverkusen | Disazo dyes, process for their preparation and their use |
CH601437A5 (en) * | 1975-04-24 | 1978-07-14 | Sandoz Ag | |
US5744591A (en) * | 1997-05-27 | 1998-04-28 | Everlight Usa, Inc. | Red dyestuffs |
-
1970
- 1970-11-30 DE DE19702058816 patent/DE2058816C3/en not_active Expired
-
1971
- 1971-11-24 ES ES397305A patent/ES397305A1/en not_active Expired
- 1971-11-25 CH CH1717471A patent/CH556371A/en not_active IP Right Cessation
- 1971-11-25 NL NL7116216A patent/NL7116216A/xx not_active Application Discontinuation
- 1971-11-26 GB GB5503671A patent/GB1349098A/en not_active Expired
- 1971-11-27 IT IT3176671A patent/IT946115B/en active
- 1971-11-30 FR FR7142882A patent/FR2115491B1/fr not_active Expired
- 1971-11-30 BE BE776081A patent/BE776081A/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE2058816B2 (en) | 1974-06-06 |
NL7116216A (en) | 1972-06-01 |
GB1349098A (en) | 1974-03-27 |
DE2058816A1 (en) | 1972-07-06 |
IT946115B (en) | 1973-05-21 |
FR2115491B1 (en) | 1976-03-26 |
BE776081A (en) | 1972-05-30 |
ES397305A1 (en) | 1975-03-01 |
DE2058816C3 (en) | 1975-02-06 |
FR2115491A1 (en) | 1972-07-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |