CN117005215B - Vulcanized black dye solution and application thereof - Google Patents
Vulcanized black dye solution and application thereof Download PDFInfo
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- CN117005215B CN117005215B CN202311038774.9A CN202311038774A CN117005215B CN 117005215 B CN117005215 B CN 117005215B CN 202311038774 A CN202311038774 A CN 202311038774A CN 117005215 B CN117005215 B CN 117005215B
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- sulfide
- sulfur
- sodium hydroxide
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- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 72
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000007788 liquid Substances 0.000 claims abstract description 24
- PGYZAKRTYUHXRA-UHFFFAOYSA-N 2,10-dinitro-12h-[1,4]benzothiazino[3,2-b]phenothiazin-3-one Chemical compound S1C2=CC(=O)C([N+]([O-])=O)=CC2=NC2=C1C=C1SC3=CC=C([N+](=O)[O-])C=C3NC1=C2 PGYZAKRTYUHXRA-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000004043 dyeing Methods 0.000 claims abstract description 19
- 239000004280 Sodium formate Substances 0.000 claims abstract description 14
- HLBBKKJFGFRGMU-UHFFFAOYSA-M sodium formate Chemical compound [Na+].[O-]C=O HLBBKKJFGFRGMU-UHFFFAOYSA-M 0.000 claims abstract description 14
- 235000019254 sodium formate Nutrition 0.000 claims abstract description 14
- 239000004744 fabric Substances 0.000 claims description 6
- 239000003638 chemical reducing agent Substances 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 13
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 abstract description 5
- 229910000037 hydrogen sulfide Inorganic materials 0.000 abstract description 5
- 238000007254 oxidation reaction Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000003647 oxidation Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 abstract description 2
- 239000000975 dye Substances 0.000 description 28
- 230000000052 comparative effect Effects 0.000 description 24
- 239000000988 sulfur dye Substances 0.000 description 15
- 239000000835 fiber Substances 0.000 description 11
- 239000000243 solution Substances 0.000 description 11
- 238000012360 testing method Methods 0.000 description 9
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 8
- 239000008103 glucose Substances 0.000 description 8
- RYYXDZDBXNUPOG-UHFFFAOYSA-N 4,5,6,7-tetrahydro-1,3-benzothiazole-2,6-diamine;dihydrochloride Chemical compound Cl.Cl.C1C(N)CCC2=C1SC(N)=N2 RYYXDZDBXNUPOG-UHFFFAOYSA-N 0.000 description 7
- 229910052979 sodium sulfide Inorganic materials 0.000 description 6
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 6
- 238000005406 washing Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 4
- 239000011593 sulfur Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 238000009980 pad dyeing Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 239000000344 soap Substances 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- 231100000419 toxicity Toxicity 0.000 description 2
- 230000001988 toxicity Effects 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- -1 phenol compound Chemical class 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 125000004434 sulfur atom Chemical group 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/30—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using sulfur dyes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
- D06P1/653—Nitrogen-free carboxylic acids or their salts
- D06P1/6533—Aliphatic, araliphatic or cycloaliphatic
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
- D06P1/673—Inorganic compounds
- D06P1/67333—Salts or hydroxides
- D06P1/6735—Salts or hydroxides of alkaline or alkaline-earth metals with anions different from those provided for in D06P1/67341
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Coloring (AREA)
Abstract
The invention discloses a black sulfide dye solution, which comprises liquid black sulfide, sodium hydroxide and sodium formate, wherein the concentration of the liquid black sulfide is 85g/L-120g/L; the concentration of sodium hydroxide is 36g/L-46g/L, and the concentration of sodium formate is 30g/L-50g/L. The sulfur black dye liquor provided by the invention has the advantages that the reducing agent is sodium formate, hydrogen sulfide gas is not generated in the oxidation process, the environment is good, and the dyeing effect is good.
Description
Technical Field
The invention relates to the field of a coloring agent, in particular to a vulcanized black dye solution and application thereof.
Background
The application and development of sulfur dyes have been over a hundred years, and particularly in recent years, research progress on sulfur dyes has been significantly broken through, and the application in dyeing is gradually perfected. The sulfur dye is favored by a large number of manufacturers due to the advantages of low production investment, wide application range and the like. The world production of sulfur dyes is also increasing year by year, and the annual consumption is very large. Sulfur dyes have a number of advantages: the synthesis is simple, the price is low, and the fastness is good. The sulfur dye is not directly dissolved in water, and can not directly dye fibers through water, but can be reduced by a reducing agent to become leuco bodies which are dissolved in the water, are directly absorbed by the fibers and are diffused in the fibers; when oxidized by air or some oxidizer, it returns to its insoluble state and becomes immobilized on the fibers. Sulfur dyes are one of the most widely used cotton dyes at present. The annual consumption of sulfur dyes is about 125,000 to 145,000 tons, and the sulfur dyes are used in very high amounts in this data. Among them, sulfur black is the most commonly used sulfur dye, accounting for 70% -80% of the sulfur dye. The traditional sulfur dyes mostly use sodium sulfide as a reducing agent, and are low in price, but high-pollution waste water which is difficult to treat is generated in the production process, so that the sulfur content in the dyeing waste water is very high, and the dyeing waste water is extremely difficult to treat; the hydrogen sulfide released during the treatment is severely toxic, which is limited by environmental protection and toxicity.
The raw material of the sulfur black dye is aromatic ammonia or phenol compound, and is prepared by eutectic melting of sodium sulfide or sulfur. The composition of the catalyst comprises sulfur free radical bonds, wherein the free radical bonds comprise at least two sulfur atoms, the molecular structure of the catalyst is free of water-soluble groups and is insoluble in water; however, the molecular structure of the catalyst contains a disulfide bond, and the catalyst is soluble in alkaline water through reduction. In practical application and production, sulfur dye is reduced by a reducing agent to form a leuco body which can be dissolved in alkaline solution; the leuco bodies are directly attached to the fibers, can be adsorbed by the fibers and internally diffuse, and are then fixed on the fibers by oxidation reaction deposition.
In recent years, research at home and abroad has focused on improvements in dyes. For example, a dieresul RDT dye developed by swiss is a dye prepared by pre-reducing glucose and sodium hydroxide into a sulfur solution, and only glucose is added as a reducing agent in the subsequent dyeing process; for example, chinese patent application No. 2021108821707 discloses that adding thiourea dioxide to concentrated alkali can epoxy the sulfur black. The glucose is oxidized to generate no hydrogen sulfide, and the thiourea dioxide is oxidized to generate sodium sulfite, so that the toxicity and pollution caused by the discharge of the hydrogen sulfide in the atmosphere are avoided. Glucose and thiourea dioxide are environment-friendly sulfur black reducing agents at present, but the dyeing effect of the sulfur black reducing agents does not have much room for improvement at present, and the invention aims to provide the environment-friendly sulfur dye reducing agent with better dyeing effect and application thereof.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the environment-friendly sulfur dye with better dyeing effect.
The invention adopts the following technical scheme:
a kind of black sulfide dye liquor, including liquid black sulfide, sodium hydroxide and sodium formate, the concentration of liquid black sulfide is 85g/L-120g/L; the concentration of sodium hydroxide is 36g/L-46g/L, and the concentration of sodium formate is 30g/L-50g/L.
Preferably, the concentration of the liquid sulfur black is 90g/L to 110g/L.
Preferably, the concentration of sodium hydroxide is 42g/L to 46g/L.
Preferably, the concentration of sodium formate is 30g/L to 44g/L.
The invention also provides application of the sulfur black dye liquor, which is characterized by being used for dyeing the fabric.
Compared with the prior art, the invention has the beneficial effects that:
the sulfur black dye liquor provided by the invention has the advantages that the reducing agent is sodium formate, hydrogen sulfide gas is not generated in the oxidation process, the environment is good, and the dyeing effect is good.
Detailed Description
In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present invention more clear, the technical solutions of the embodiments of the present invention will be described in further detail below, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, based on the embodiments of the invention, which a person skilled in the art would obtain without making any inventive effort, are within the scope of the invention.
Examples 1 to 8
The concentration of sodium formate in the black sulfide dye liquor was 40g/L, the concentration of sodium hydroxide was 40g/L, and the concentrations of liquid black sulfide in examples 1-8 were 85g/L,90g/L,95g/L,100g/L,105g/L,110g/L,115g/L and 120g/L, respectively.
Examples 9 to 14
The concentration of liquid black sulfide in the black sulfide dye liquor was 100g/L, the concentration of sodium hydroxide was 40g/L, and the concentration of sodium formate in examples 9-14 was 30g/L,36g/L,38g/L,42g/L,44g/L and 50g/L, respectively.
Examples 15 to 19
The concentration of liquid black sulfide in the black sulfide dye liquor is 100g/L, the concentration of sodium formate is 40g/L, and the concentration of sodium hydroxide in examples 15-19 is 36g/L,38g/L,42g/L,44g/L and 46g/L, respectively.
Comparative examples 1 to 6
The concentration of sodium sulfide in the black sulfide dye liquor was 40g/L, the concentration of sodium hydroxide was 40g/L, and the concentrations of liquid black sulfide in comparative examples 1-6 were 85g/L,90g/L,95g/L,100g/L,105g/L and 110g/L, respectively.
Comparative examples 7 to 12
The concentration of liquid black sulfide in the black sulfide dye liquor was 100g/L, the concentration of sodium hydroxide was 40g/L, and the concentrations of sodium sulfide in comparative examples 7-12 were 30g/L,36g/L,38g/L,42g/L,44g/L and 50g/L, respectively.
Comparative examples 13 to 17
The concentration of liquid black sulfide in the black sulfide dye liquor was 100g/L, the concentration of sodium sulfide was 40g/L, and the concentrations of sodium hydroxide in comparative examples 13-17 were 36g/L,38g/L,42g/L,44g/L and 46g/L, respectively.
Comparative examples 18 to 23
The concentration of glucose in the black sulfide dye liquor was 40g/L, the concentration of sodium hydroxide was 40g/L, and the concentrations of liquid black sulfide in comparative examples 18-23 were 85g/L,90g/L,95g/L,100g/L,105g/L and 110g/L, respectively.
Comparative examples 24 to 29
The concentration of liquid black sulfide in the black sulfide dye solution was 100g/L, the concentration of sodium hydroxide was 40g/L, and the concentrations of glucose in comparative examples 24 to 29 were 30g/L,36g/L,38g/L,42g/L,44g/L and 50g/L, respectively.
Comparative examples 30 to 34
The concentration of liquid sulfur black in the sulfur black dye solution is 100g/L, the concentration of glucose is 40g/L, and the concentration of sodium hydroxide in the comparative examples 30-34 is 36g/L,38g/L,42g/L,44g/L and 46g/L, respectively.
Comparative examples 35 to 40
The concentration of thiourea dioxide in the black sulfide dye solution was 40g/L, the concentration of sodium hydroxide was 40g/L, and the concentrations of the liquid black sulfide in comparative examples 35-40 were 85g/L,90g/L,95g/L,100g/L,105g/L and 110g/L, respectively.
Comparative examples 41 to 46
The concentration of liquid sulfur black in the sulfur black dye solution is 100g/L, the concentration of sodium hydroxide is 40g/L, and the concentration of thiourea dioxide in comparative examples 41-46 is 30g/L,36g/L,38g/L,42g/L,44g/L and 50g/L, respectively.
Comparative examples 47 to 51
The concentration of liquid sulfur black in the sulfur black dye solution is 100g/L, the concentration of thiourea dioxide is 40g/L, and the concentration of sodium hydroxide in comparative examples 47-51 is 36g/L,38g/L,42g/L,44g/L and 46g/L, respectively.
Pad dyeing, namely heating the dye solutions of examples 1-19 and comparative examples 1-51 to 95 ℃, and keeping the temperature for reaction for 10min; soaking the yarn to be dyed in the dye liquor for 1min (fully absorbing); then pad dyeing is carried out on a pneumatic electric padder (the padding residual rate is 40% -50%, one padding is carried out), air oxidation is carried out for one minute (leuco body is oxidized to dye deposit on the fiber), and then the fiber is put into 10g/L acetic acid for soaking for 45s (neutralizing alkali remained on the yarn and fixing the color of the yarn); washing off the floating color, and finally putting the mixture into a 100 ℃ electrothermal blowing oven for baking for 10 minutes.
The dyed yarn was tested for K/S value (apparent color depth) using a test color matching instrument of the american alic model number Ci 7800. 4 samples were tested and the average of the results of the 4 tests was taken. Color analysis color intensity (kilo/sec) was calculated by using reflectance measurements:
where K represents the absorption coefficient, S represents the scattering coefficient, and R represents the reflectance. As can be seen from the formula, the larger the K/S value is, the better the dyeing color is; the smaller the K/S, the poorer the dyeing effect. The test results are shown in tables 1 to 4.
TABLE 1 influence of liquid sulfur black concentration changes on dyeing effect
As is clear from Table 1, examples 1 to 9 were excellent in dyeing effect when the concentrations of the reducing agent and sodium hydroxide were constant, and in particular, the K/S values were the highest among the four reducing agents when the concentrations of the liquid sulfur black were 42g/L to 46g/L.
TABLE 2 influence of reducing agent concentration changes on dyeing effect
As is clear from Table 2, the dyeing effect of examples 10 to 14 was good when the concentrations of liquid sulfur black and sodium hydroxide were constant, and the K/S values were the highest among the four reducing agents, especially when the concentrations of the reducing agents were 30g/L to 44g/L.
TABLE 3 influence of sodium hydroxide concentration changes on dyeing effect
As is clear from Table 3, the phase dyeing effect of examples 15 to 19 is good when the concentrations of liquid sulfur black and the reducing agent are constant, and the K/S value is the highest among the four reducing agents especially when the concentration of the reducing agent is 30g/L to 44g/L.
Fastness to washing with soap: the yarn after cleaning of example 4, comparative example 21 and comparative example 38 was subjected to a soaping test using GB/T3921-2008 standard, and the yarn was subjected to a test according to the test standard and a multi-fiber cloth to prepare test pieces, and the test was carried out according to the standard.
The weight of the whole fabric is weighed on a balance, and then the whole fabric is mixed with standard detergent obtained by 5g/L soap powder and 5g/L anhydrous sodium carbonate, the mixture is put into a SW-24 washing fastness tester according to the bath ratio of 1:50, the washing time is 30min, the washing reaction is 60 ℃, and the reaction is completed to dry the multi-fiber lining cloth. The results were judged by a standard color chart, and the higher the rating, the higher the soaping fastness, the data are shown in Table 4.
Table 4 soaping fastness test
Color fastness Properties | Comparative example 4 | Comparative example 21 | Comparative example 38 | Example 4 |
Fastness to soaping | 3-4 | 4 | 3 | 3-4 |
As can be seen from Table 4, the color fastness of the soaping of the black sulfide dye liquor using sodium formate as the reducing agent can reach the average level of the existing common reducing agents, namely sodium sulfide, glucose and thiourea dioxide corresponding to the black sulfide dye liquor.
Claims (5)
1. The black sulfide dye liquor is characterized by comprising liquid black sulfide, sodium hydroxide and sodium formate, wherein the concentration of the liquid black sulfide is 85g/L-120g/L; the concentration of the sodium hydroxide is 36g/L-46g/L, and the concentration of the sodium formate is 30g/L-50g/L.
2. The black sulfide dye liquor according to claim 1, wherein the concentration of the liquid black sulfide is 90g/L to 110g/L.
3. The black sulfide dye liquor according to claim 1, wherein the concentration of sodium hydroxide is 42g/L-46g/L.
4. The black sulfide dye liquor according to claim 1, wherein the concentration of sodium formate is 30g/L to 44g/L.
5. Use of a sulphur black liquor according to any of claims 1 to 4 for dyeing of fabrics.
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CN117005215B true CN117005215B (en) | 2024-02-23 |
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CN111286996A (en) * | 2020-03-04 | 2020-06-16 | 韶关市北纺智造科技有限公司 | Sulfur dye mixed dyeing composition and dyeing process |
CN113668262A (en) * | 2021-08-02 | 2021-11-19 | 浙江鑫兰纺织有限公司 | Production process of anti-aging jean fabric |
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GB191107057A (en) * | 1910-04-01 | 1911-09-14 | Gustav Christian Doerr | Improvements in the Process of Dyeing Vegetable Fibre. |
GB419817A (en) * | 1933-05-09 | 1934-11-09 | Ig Farbenindustrie Ag | The manufacture of new sulphur dyestuff preparations |
US4886518A (en) * | 1987-10-01 | 1989-12-12 | Ciba-Geigy Corporation | Dyeing cellulose fibres without incurring ending with colorless pyrimidine, triazine, aromatic, furfuryl or quinolinyl compound |
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