CN112226954A - Reactive dye dyeing process for cheese - Google Patents
Reactive dye dyeing process for cheese Download PDFInfo
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- CN112226954A CN112226954A CN202011046751.9A CN202011046751A CN112226954A CN 112226954 A CN112226954 A CN 112226954A CN 202011046751 A CN202011046751 A CN 202011046751A CN 112226954 A CN112226954 A CN 112226954A
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- 235000013351 cheese Nutrition 0.000 title claims abstract description 80
- 238000004043 dyeing Methods 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 33
- 239000000985 reactive dye Substances 0.000 title claims abstract description 16
- 239000000975 dye Substances 0.000 claims abstract description 174
- 238000004140 cleaning Methods 0.000 claims abstract description 104
- 239000007788 liquid Substances 0.000 claims abstract description 51
- 230000001502 supplementing effect Effects 0.000 claims abstract description 16
- 239000000203 mixture Substances 0.000 claims abstract description 13
- 230000018044 dehydration Effects 0.000 claims abstract description 5
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 5
- 238000012360 testing method Methods 0.000 claims abstract description 5
- 239000000654 additive Substances 0.000 claims abstract description 3
- 230000000996 additive effect Effects 0.000 claims abstract description 3
- 238000005086 pumping Methods 0.000 claims abstract description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 42
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 38
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 20
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 19
- 235000011152 sodium sulphate Nutrition 0.000 claims description 19
- 239000002994 raw material Substances 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims 1
- 238000001802 infusion Methods 0.000 claims 1
- 238000004045 reactive dyeing Methods 0.000 claims 1
- 239000007791 liquid phase Substances 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 239000004753 textile Substances 0.000 abstract description 2
- 239000012752 auxiliary agent Substances 0.000 description 16
- 101100372509 Mus musculus Vat1 gene Proteins 0.000 description 15
- 235000017550 sodium carbonate Nutrition 0.000 description 14
- 238000005406 washing Methods 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000004064 recycling Methods 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 5
- 239000002699 waste material Substances 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 238000004048 vat dyeing Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000009970 yarn dyeing Methods 0.000 description 1
Images
Classifications
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/04—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of yarns, threads or filaments
- D06B3/09—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of yarns, threads or filaments as packages, e.g. cheeses
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B23/00—Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
- D06B23/20—Arrangements of apparatus for treating processing-liquids, -gases or -vapours, e.g. purification, filtration, distillation
-
- 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
- D06P1/38—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 reactive 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
- D06P1/673—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
Abstract
The application provides a reactive dye dyeing process for cheese, belonging to the technical field of textile material liquid phase treatment. Placing the cheese to be treated on a yarn column, hanging the cheese into a dye vat, closing a cheese inlet of the dye vat, opening a liquid inlet pipe, and driving dye liquor into the dye vat to dye the cheese; (2) after dyeing is finished, hanging the yarn column into a cleaning cylinder, closing a cheese inlet of the cleaning cylinder, starting a cleaning pump, pumping cleaning liquid, and cleaning the cheese; (3) after the cleaning, carrying out air pressure dehydration on the cheese in the cleaning cylinder; (4) and (3) testing the composition of the dye liquor in the dye vat, comparing the composition with the formula data of the original dye liquor, calculating the addition amount of the dye and the additive, forming a supplementary liquor, supplementing the supplementary liquor into the dye vat through a liquor inlet pipe, hanging the next batch of cheese, performing liquid supplementing dyeing, and repeating the steps (2) to (4).
Description
Technical Field
The application relates to a reactive dye dyeing process for cheese, belonging to the technical field of textile material liquid phase treatment.
Background
In yarn dyeing, large batch dyeings are often encountered. The conventional method comprises the following steps: and respectively filling a certain amount of yarns into different dye vats, respectively transferring the yarns into different water washing vats to finish water washing after all the yarns are dyed, and then dehydrating and opening the yarns to form dyed yarns.
The process fully utilizes the independence of the dye vats, breaks the whole order into parts, and the yarns enter each dye vat in batches to be dyed respectively, so long as enough dye vats and water washing vats are configured, the dyeing and the water washing can be synchronously carried out, and the efficiency is higher.
However, we also found during the dyeing process: based on the fact that the actual consumption of a large amount of auxiliaries (anhydrous sodium sulphate, alkaline agent, accelerant and the like) in the dyeing process is not large, only part of dye can be taken out due to dye-uptake and adsorption on yarns, and after dyeing is completed, the dye liquor containing a large amount of auxiliaries and dye is discharged as printing and dyeing waste liquor, so that a large amount of printing and dyeing waste water is formed, and the defect of resource waste exists.
Disclosure of Invention
In view of this, the application provides a reactive dye dyeing process for cheese, which uses a dye vat and one or more cleaning vats as core processing devices, realizes the same-vat dyeing and different-vat water washing of cheese, can realize the recycling of residual liquid, greatly reduces the discharge of dyeing waste liquid, and saves the addition of dye and auxiliary agent.
Specifically, the method is realized through the following scheme:
a reactive dye dyeing process for cheese comprises the following steps: (1) placing the cheese to be treated on a yarn column, hanging the cheese into a dye vat, closing a cheese inlet of the dye vat, opening a liquid inlet pipe, and driving dye liquor into the dye vat to dye the cheese; (2) after dyeing is finished, hanging the yarn column into a cleaning cylinder, closing a cheese inlet of the cleaning cylinder, starting a cleaning pump, pumping cleaning liquid, and cleaning the cheese; (3) after the cleaning, carrying out air pressure dehydration on the cheese in the cleaning cylinder; (4) and (3) testing the composition of the dye liquor in the dye vat, comparing the composition with the formula data of the original dye liquor, calculating the addition amount of the dye and the additive, forming a supplementary liquor, supplementing the supplementary liquor into the dye vat through a liquor inlet pipe, hanging the next batch of cheese, performing liquid supplementing dyeing, and repeating the steps (2) to (4) to finish the dyeing of the cheese.
In the process, the cheese enters the same dye vat in batches for dyeing, then the cleaning is completed in the same or different cleaning vats, the composition of the residual dye liquor of the dye vat is calculated, the original dye liquor formula is compared, the composition of the supplementary liquor is determined, and the supplementary liquor is supplemented into the dye vat, so that when the next batch of cheese is dyed, the dye liquor in the dye vat is composed of: and in the cleaning process, the cleaning solution is removed from the cheese in an air pressure dehydration mode, so that the washing pressure can be greatly reduced.
Further, as preferable:
the raw materials added into the supplementary liquid comprise dye, anhydrous sodium sulphate and sodium carbonate, the dye supplementary amount is 5-15% of the dye dosage (owf) in the previous dye liquor, the anhydrous sodium sulphate supplementary amount is 80-85% of the anhydrous sodium sulphate concentration (g/L) in the initial dye liquor, and the sodium carbonate supplementary amount is 50-60% of the sodium carbonate concentration (g/L) in the initial dye liquor. In the dyeing process, the dye is consumed most, and soda ash for adjusting the pH value of the dye liquor is used next, so that a small part of the dye liquor, a part of soda ash, most of anhydrous sodium sulphate and most of accelerating agents (accelerating agents are not consumed almost and are not needed to be added) can be remained in the residual dye liquor after dyeing, and the residual dye liquor and the supplementary liquor are mixed to obtain the dye liquor which has almost no difference from the original dye liquor (namely the dye liquor used by the first cheese) formula and is used for liquid supplementing dyeing (namely dyeing from the second cheese).
The cleaning vat is communicated with the dye vat through a connecting pipe, and cleaning liquid of the cleaning vat is recycled to the dye vat. In the dyeing process, part of dye and auxiliary agent are only attached to the surface of the yarn, the dye and the auxiliary agent which are not combined with the yarn are washed and dehydrated by air pressure, the dye with the maximum concentration is left in the cleaning solution, the auxiliary agent and the dye are saved and enter the cleaning solution and are pumped into a dye vat to form new dye solution together with the residual dye, the auxiliary agent and the like which do not participate in the dyeing process in the dyeing stage in the dye vat, and the new dye solution is directly recycled, wherein the dye solution in the dye vat is composed of: and (3) residual dye liquor after the previous batch of cheese is dyed, recycled cleaning solution and supplementary solution. More preferably, the cleaning cylinders are arranged in plurality, each cleaning cylinder is respectively connected with the dye vat, or is sequentially connected with the rear of the dye vat in a series connection mode, when the cleaning cylinders are respectively connected with the dye vats, the cleaning liquids of different cleaning cylinders can realize the respective cleaning and recycling of different batches of cheese, and when the cleaning cylinders are sequentially connected in series behind the dye vat, the cleaning liquids of all the cleaning liquids can be sequentially recycled to the previous cylinder, so that the respective recycling of water and dyeing raw materials (dye and auxiliary agent) is realized. The raw materials added by the supplementary liquid comprise dye, anhydrous sodium sulphate and sodium carbonate, the dye supplementary amount is 4-12% of the dye amount in the previous dye liquor, the anhydrous sodium sulphate supplementary amount is 70-80% of the anhydrous sodium sulphate concentration in the initial dye liquor, and the sodium carbonate supplementary amount is 40-55% of the sodium carbonate concentration in the initial dye liquor. The connecting pipe is provided with a plurality of return pipes, each return pipe is provided with a valve, and different circulation loops between the connecting pipe and the return pipes are realized by opening different valves so as to meet the requirement of cleaning liquid mixing when different cleaning liquids are reused.
In the reactive dye dyeing process, the dye is saved by about 10 percent, so that about 80 to 85 percent can be saved, the soda is saved by about 50 to 60 percent, and at least one cylinder/cylinder of yarn can be saved by water; the discharge capacity is greatly reduced, and the effective components in the dye liquor can be basically directly reused; the dye and the auxiliary agent are added once, 8-10 cylinders can be recycled, and the dyeing effect is basically kept unchanged.
Drawings
FIG. 1 is a schematic structural diagram of the present application;
FIG. 2 is a schematic structural view of another state of the present application;
fig. 3 is a schematic structural diagram of a third state of the present application.
Reference numbers in the figures: 1. a dye vat; 11. a tray; 12. a yarn column; 13. a boom; 14. a dye liquor pump; 2. cleaning the cylinder; 21. cleaning the pump; 2a, cleaning a first cylinder; 2b, cleaning a second cylinder; 2c, cleaning a third cylinder; 2d, cleaning a cylinder IV; 3. a liquid inlet pipe; 31. a liquid inlet pump; 4. a connecting pipe; 41. a first return pipe; 42. a first reflux pump; 43. a second return pipe; 44. a second reflux pump; 5. and (4) hanging the lifting hook.
Detailed Description
A reactive dye dyeing process for cheese comprises the following steps:
(1) a tray 11 is arranged in the dye vat 1, a plurality of yarn columns 12 and a hanging rod 13 are arranged on the tray 11, cheese to be processed is arranged on the yarn columns 12 and is hung into the dye vat 1 through a hanging hook 5, a cheese inlet of the dye vat is closed, a liquid inlet pump 31 is started, dye liquor is pumped into the dye vat 1 through the liquid inlet pump 31, and then the cheese can be dyed;
(2) after dyeing is finished, the hanging hook 5 lifts the yarn column 12 and the cheese on the yarn column 12 into the cleaning cylinder 2, the cheese inlet of the cleaning cylinder 2 is closed, the cleaning pump 21 is started, and cleaning liquid is pumped in to clean the cheese;
(3) after the cleaning, the cheese in the cleaning cylinder 2 is dehydrated by air pressure;
(4) testing the composition of dye liquor (the dye liquor remained after dyeing in the previous vat) in the dye vat, comparing with the formula data of the original dye liquor, calculating the addition amount of dye and auxiliary agent and forming a supplementary liquor, supplementing the supplementary liquor into the dye vat 1 through a liquor inlet pipe 3, hanging the next batch of cheese through a suspension hook 5, performing liquid supplementing dyeing,
and (5) after dyeing is finished, hanging the cheese into a cleaning tank for cleaning, dehydrating by air pressure, and supplementing a supplementary liquid into a dye vat for liquid supplementing and dyeing … …, and repeating the steps (2) to (4) to finish dyeing of the large-batch cheese.
In the process, the cheese enters the same dye vat in batches for dyeing, then the cleaning is completed in the same or different cleaning vats, the composition of the residual dye liquor of the dye vat is calculated, the original dye liquor formula is compared, the composition of the supplementary liquor is determined, and the supplementary liquor is supplemented into the dye vat, so that when the next batch of cheese is dyed, the dye liquor in the dye vat is composed of: and in the cleaning process, the cleaning solution is removed from the cheese in an air pressure dehydration mode, so that the washing pressure can be greatly reduced.
Alternatively, the raw materials added into the supplementary liquid comprise dye, anhydrous sodium sulphate and sodium carbonate, the dye supplementary amount is 5-15% of the dye dosage (owf) in the dye liquid in the previous vat, the anhydrous sodium sulphate supplementary amount is 80-85% of the anhydrous sodium sulphate concentration (g/L) in the initial dye liquid, and the sodium carbonate supplementary amount is 50-60% of the sodium carbonate concentration (g/L) in the initial dye liquid. In the dyeing process, the dye is consumed most, and soda ash for adjusting the pH value of the dye liquor is used next, so that a small part of the dye liquor, a part of soda ash, most of anhydrous sodium sulphate and most of accelerating agents (accelerating agents are not consumed almost and are not needed to be added) can be remained in the residual dye liquor after dyeing, and the residual dye liquor and the supplementary liquor are mixed to obtain the dye liquor which has almost no difference from the original dye liquor (namely the dye liquor used by the first cheese) formula and is used for liquid supplementing dyeing (namely dyeing from the second cheese).
Taking reactive black (C-black) dyeing as an example, five-cylinder dyeing is performed, and when the cleaning solution is not recycled, and only the remaining dye solution and the replenishment solution are added, the experimental data are shown in table 1.
TABLE 1C-Experimental data comparison Table for Black continuous staining
In table 1, the pH after dyeing refers to the pH at which the cheese in the cylinder is dyed, and after the cheese in the previous cylinder is hung out and before the cheese in the next cylinder is hung in, the pH is adjusted to the pH of the alkali by adding soda ash after adding the dye and the anhydrous sodium sulphate, and then the cheese in the next cylinder is dyed.
In the above experiment, taking 360kg cheese as an example, five cylinders were dyed continuously, the cylinder difference DE values (color difference) of the first cylinder (1-1 in Table 1) as a standard sample and the following four cylinders (1-2, 1-3, 1-4, 1-5 in Table 1) were respectively: 0.73, 0.65, 0.56, 0.69, 0.67.
In the same process, when 144kg cheese is dyed and five cylinders are continuously dyed, the first cylinder is taken as a standard sample, and the cylinder difference DE values of the following four cylinders are respectively as follows: 0.41, 0.65, 0.72, 0.51, 0.68.
In the dyeing process of the reactive dye, the dye is saved by about 10 percent, so that 80-85 percent of dye can be saved, 50-60 percent of soda can be saved, and 1 cylinder/cylinder of yarn can be saved by water; the discharge capacity is greatly reduced, and the effective components in the dye liquor can be basically directly reused; the dye and the auxiliary agent are added once, 8-10 cylinders can be recycled, the dyeing effect is basically kept unchanged, and parameters such as chromatic aberration and the like meet the requirements of the dyeing standard (the chromatic aberration is lower than 1).
Alternatively, referring to fig. 1, the washing vat 2 is communicated with the dyeing vat 1 through a connecting pipe 4, and the washing liquid in the washing vat 2 is recycled to the dyeing vat 1 through a washing pump 21 and the connecting pipe 4, wherein the dyeing process steps are described as follows:
(1) a tray 11 is arranged in the dye vat 1, a plurality of yarn columns 12 and a hanging rod 13 are arranged on the tray 11, cheese to be processed is arranged on the yarn columns 12 and is hung into the dye vat 1 through a hanging hook 5, a cheese inlet of the dye vat is closed, a liquid inlet pump 31 is started, dye liquor is pumped into the dye vat 1 through the liquid inlet pump 31, and then the cheese can be dyed;
(2) after dyeing is finished, the hanging hook 5 lifts the yarn column 12 and the cheese on the yarn column 12 into the cleaning cylinder 2, the cheese inlet of the cleaning cylinder 2 is closed, the cleaning pump 21 is started, and cleaning liquid is pumped in to clean the cheese;
(3) after the cleaning, dehydrating the cheese in the cleaning cylinder 2 by air pressure, and recycling the removed cleaning liquid to the dye vat;
(4) testing the composition of the dye liquor (the residual dye liquor after dyeing and the recycled cleaning solution) in the dye vat, comparing the composition with the formula data of the original dye liquor, calculating the addition amount of the dye and the auxiliary agent and forming a supplementary liquor, supplementing the supplementary liquor into the dye vat 1 through a liquor inlet pipe 3, hanging the next batch of cheese through a suspension hook 5, performing liquid supplementing dyeing,
and (5) after dyeing is finished, hanging the cheese into a cleaning tank for cleaning, dehydrating by air pressure, and supplementing a supplementary liquid into a dye vat for liquid supplementing and dyeing … …, and repeating the steps (2) to (4) to finish dyeing of the large-batch cheese.
In the dyeing process, part of the dye and the auxiliary agent are only attached to the surface of the yarn, the dye and the auxiliary agent which are not combined with the yarn are washed and dehydrated by air pressure, the dye with the maximum concentration is left in the cleaning solution, the auxiliary agent and the dye are saved and enter the cleaning solution and are pumped into the dye vat 1, and the dye and the auxiliary agent which are not involved in the dyeing process in the dyeing stage in the dye vat 1 form a new dye solution for direct reuse.
Preferably, in conjunction with fig. 2 and 3, the washing cylinder 2 is provided with a plurality of, for example: the cleaning vat I2 a, the cleaning vat II 2b, the cleaning vat III 2c, the cleaning vat IV 2d, the cleaning vat V and the cleaning vat … …, wherein the cleaning vats can be connected in series with each other at the rear of the dye vat in the mode shown in figure 2; it is also possible to connect the dye vat 1 separately in the manner shown in fig. 3.
When the cleaning tanks 2 are respectively connected with the dye vat 1, the cleaning liquids of different cleaning tanks can realize the respective cleaning of different batches of cheese by combining with the graph 3, the cleaning liquids of the cleaning tanks are recycled to the dye vat simultaneously or respectively, and only the dyeing raw materials (dye and auxiliary agent) are recycled at the moment.
When a plurality of cleaning tanks 2 are connected in series in sequence behind the dye vat 1, the cleaning liquid of each cleaning liquid can be recycled to the previous cleaning tank (the first cleaning tank is recycled to the dye vat) in sequence by combining with the graph 2, so that the recycling of water and the recycling of dyeing raw materials (dye and auxiliary agent) are realized.
Preferably, referring to fig. 1, the connection pipe 4 is provided with a plurality of return pipes, and each return pipe is provided with a valve, such as: the cleaning solution mixing device comprises a first return pipe 41 and a second return pipe 43, wherein a first return valve 42 is arranged on a pipeline of the first return pipe 41, a second return valve 44 is arranged on the second return pipe 43, and different circulation loops between the connecting pipe 4 and the return pipes are realized by opening different valves so as to meet the requirement of cleaning solution mixing when different cleaning solutions are reused.
Claims (8)
1. The reactive dye dyeing process of the cheese is characterized by comprising the following steps of: (1) placing the cheese to be treated on a yarn column, hanging the cheese into a dye vat, closing a cheese inlet of the dye vat, opening a liquid inlet pipe, and driving dye liquor into the dye vat to dye the cheese; (2) after dyeing is finished, hanging the yarn column into a cleaning cylinder, closing a cheese inlet of the cleaning cylinder, starting a cleaning pump, pumping cleaning liquid, and cleaning the cheese; (3) after the cleaning, carrying out air pressure dehydration on the cheese in the cleaning cylinder; (4) and (3) testing the composition of the dye liquor in the dye vat, comparing the composition with the formula data of the original dye liquor, calculating the addition amount of the dye and the additive, forming a supplementary liquor, supplementing the supplementary liquor into the dye vat through a liquor inlet pipe, hanging the next batch of cheese, performing liquid supplementing dyeing, and repeating the steps (2) to (4).
2. The reactive dye dyeing process of cheese according to claim 1, characterized in that: the cleaning vat is communicated with the dye vat through a connecting pipe, and cleaning liquid of the cleaning vat is recycled to the dye vat.
3. The reactive dye dyeing process of cheese according to claim 2, characterized in that: the cleaning vat is provided with a plurality of cleaning vats, and each cleaning vat is connected with the dye vat respectively.
4. The reactive dye dyeing process of cheese according to claim 2, characterized in that: the cleaning device is characterized in that a plurality of cleaning jars are arranged, and each cleaning jar is connected to the rear of the dye vat in series.
5. A reactive dyeing process for cheese according to any of claims 2 to 4, characterized in that: the connecting pipe is provided with a plurality of return pipes, and each return pipe is provided with a valve.
6. The reactive dye dyeing process of cheese according to claim 5, characterized in that: the raw materials added by the supplementary liquid comprise dye, anhydrous sodium sulphate and sodium carbonate, the dye supplementary amount is 4-12% of the dye amount in the previous dye liquor, the anhydrous sodium sulphate supplementary amount is 70-80% of the anhydrous sodium sulphate concentration in the initial dye liquor, and the sodium carbonate supplementary amount is 40-55% of the sodium carbonate concentration in the initial dye liquor.
7. The reactive dye dyeing process of cheese according to claim 1, characterized in that: the raw materials added into the supplementary liquid comprise dye, anhydrous sodium sulphate and sodium carbonate, the dye supplementary amount is 5-15% of the dye amount in the dye liquid in the previous vat, the anhydrous sodium sulphate supplementary amount is 80-85% of the anhydrous sodium sulphate concentration in the dye liquid in the first vat, and the sodium carbonate supplementary amount is 50-60% of the sodium carbonate concentration in the dye liquid in the first vat.
8. The reactive dye dyeing process of cheese according to claim 1, characterized in that: the number of times of fluid infusion and dyeing is 7-10.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115506091A (en) * | 2022-09-23 | 2022-12-23 | 浙江新舒纺织有限公司 | Elasticity cheese dyeing apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115506091A (en) * | 2022-09-23 | 2022-12-23 | 浙江新舒纺织有限公司 | Elasticity cheese dyeing apparatus |
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Application publication date: 20210115 |