CS271647B1 - Brown 1:2 chromocomplex azo-dye stuff - Google Patents
Brown 1:2 chromocomplex azo-dye stuff Download PDFInfo
- Publication number
- CS271647B1 CS271647B1 CS89630A CS63089A CS271647B1 CS 271647 B1 CS271647 B1 CS 271647B1 CS 89630 A CS89630 A CS 89630A CS 63089 A CS63089 A CS 63089A CS 271647 B1 CS271647 B1 CS 271647B1
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- dye
- brown
- nitro
- aminophenol
- complex
- Prior art date
Links
- 239000000987 azo dye Substances 0.000 title claims abstract description 7
- 239000000975 dye Substances 0.000 claims abstract description 14
- 210000002268 wool Anatomy 0.000 claims abstract description 5
- 230000007935 neutral effect Effects 0.000 claims abstract description 4
- VLZVIIYRNMWPSN-UHFFFAOYSA-N 2-Amino-4-nitrophenol Chemical compound NC1=CC([N+]([O-])=O)=CC=C1O VLZVIIYRNMWPSN-UHFFFAOYSA-N 0.000 claims abstract 4
- JWAZRIHNYRIHIV-UHFFFAOYSA-N 2-naphthol Chemical compound C1=CC=CC2=CC(O)=CC=C21 JWAZRIHNYRIHIV-UHFFFAOYSA-N 0.000 claims abstract 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
- 239000004952 Polyamide Substances 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 239000011651 chromium Substances 0.000 claims description 3
- 229920002647 polyamide Polymers 0.000 claims description 3
- 230000002378 acidificating effect Effects 0.000 claims description 2
- 229950011260 betanaphthol Drugs 0.000 claims description 2
- NYGZLYXAPMMJTE-UHFFFAOYSA-M metanil yellow Chemical group [Na+].[O-]S(=O)(=O)C1=CC=CC(N=NC=2C=CC(NC=3C=CC=CC=3)=CC=2)=C1 NYGZLYXAPMMJTE-UHFFFAOYSA-M 0.000 claims 2
- KCEIVWKDBLAQKL-UHFFFAOYSA-N 2,5-dichloro-4-(3-methyl-5-oxo-4h-pyrazol-1-yl)benzenesulfonic acid Chemical compound O=C1CC(C)=NN1C1=CC(Cl)=C(S(O)(=O)=O)C=C1Cl KCEIVWKDBLAQKL-UHFFFAOYSA-N 0.000 claims 1
- BFGKITSFLPAWGI-UHFFFAOYSA-N chromium(3+) Chemical compound [Cr+3] BFGKITSFLPAWGI-UHFFFAOYSA-N 0.000 claims 1
- 230000008020 evaporation Effects 0.000 claims 1
- 238000001704 evaporation Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 239000000725 suspension Substances 0.000 claims 1
- 238000004043 dyeing Methods 0.000 abstract description 4
- 239000002253 acid Substances 0.000 abstract description 2
- -1 chrome ion Chemical class 0.000 abstract 1
- 238000011437 continuous method Methods 0.000 abstract 1
- 238000010014 continuous dyeing Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 150000004696 coordination complex Chemical class 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000001005 nitro dye Substances 0.000 description 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
- C09B45/00—Complex metal compounds of azo dyes
- C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
- C09B45/14—Monoazo compounds
- C09B45/16—Monoazo compounds containing chromium
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Coloring (AREA)
Abstract
Description
(57) Řešením je hnědé 1 : 2 chromokomplexní azobarvivo pro kontinuální způsoby barvení, kde je nezbytná vysoká rozpustnost i za studená, egalita i vytažlivoat, které slouží k barvení vlny a PAD z neutrálního až slabě kyselého prostředí. Tvoří ho nesymetrický 1 : 2 chromitý komplex z moijoa^obarviva 4-nitro-2-aminofenol—*>1(2 ,5 -dichlor-4-sulfofenyl)-3-methyl-5-pyrazolon vázaného přes centrální ion chrómu s monoazobarviveni 4-nitro-2-aminofenol—>2-naf tol.(57) The solution is a brown 1: 2 chromocomplex azo dye for continuous dyeing processes where high cold solubility, egality and extractivity are required to dye wool and PAD from a neutral to slightly acidic environment. It consists of an unsymmetrical 1: 2 chromium complex of the 4-nitro-2-aminophenol-4-nitro-dye chromium complex. -nitro-2-aminophenol-2-naphthol.
CS 271647 BlCS 271647 Bl
Vynález se týká hnědého 1 : 2 chromokomplexního azobarviva pro barvení vlny a polyamidu.The invention relates to a brown 1: 2 chromocomplex azo dye for dyeing wool and polyamide.
: 2 kovokomplexní azobarviva jeou význačnou skupinou barviv vybarvující vlnu a polyamid ze slabě kyselého až neutrálního prostředí vybarveními s vysokými suchými i mokrými stálostmi.: 2 metal-complex azo dyes are a prominent group of dyes that dye wool and polyamide from weakly acid to neutral media with dyes with high dry and wet fastnesses.
Vysoké rozpustnosti těchto barviv je v poslední době dosahováno přítomností jedné i více sulfoskupin v molekule, což ale může v některých případech nepříznivě ovlivnit barvířské vlastnosti. Vlastnosti barviv jsou potom silně závislé na vhodném umístění sulfoakupiny a rozložení náboje v molekule barviva.The high solubility of these dyes has recently been achieved by the presence of one or more sulfo groups in the molecule, which, however, may in some cases adversely affect dyeing properties. The properties of the dyes are then strongly dependent on the appropriate location of the sulfoacid and the charge distribution in the dye molecule.
Nyní bylo nalezeno, že nevýhody spojené se zavedením sulfoskupiny do molekuly barviva odstraňuje nové hnědé 1 : 2 chromokomplexní azobarvivo podle vynálezu vzorceIt has now been found that the disadvantages associated with the introduction of a sulfo group into a dye molecule are overcome by the new brown 1: 2 chromocomplex azo dye of the present invention
kde M · Na, К nebo NH^.where M · Na, К or NH 2.
Výhody barviva podle vynálezu spočívají v jeho výborné vytažlivosti, egalitě, vysokých stálostech vybarvení a zejména v jeho vysoké rozpustnosti za studená, což umožňuje využití moderních barvicích postupů (například kontinuálního barvení) uplatňovaných v posledních letech.The advantages of the dye according to the invention lie in its excellent extensibility, levelness, high color fastness and, in particular, its high cold solubility, which allows the use of modern dyeing processes (e.g. continuous dyeing) applied in recent years.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS89630A CS271647B1 (en) | 1989-01-31 | 1989-01-31 | Brown 1:2 chromocomplex azo-dye stuff |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS89630A CS271647B1 (en) | 1989-01-31 | 1989-01-31 | Brown 1:2 chromocomplex azo-dye stuff |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CS63089A1 CS63089A1 (en) | 1990-02-12 |
| CS271647B1 true CS271647B1 (en) | 1990-10-12 |
Family
ID=5338742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS89630A CS271647B1 (en) | 1989-01-31 | 1989-01-31 | Brown 1:2 chromocomplex azo-dye stuff |
Country Status (1)
| Country | Link |
|---|---|
| CS (1) | CS271647B1 (en) |
-
1989
- 1989-01-31 CS CS89630A patent/CS271647B1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CS63089A1 (en) | 1990-02-12 |
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