CN116005470A - Chinlon reactive dyeing method - Google Patents
Chinlon reactive dyeing method Download PDFInfo
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- CN116005470A CN116005470A CN202310030748.5A CN202310030748A CN116005470A CN 116005470 A CN116005470 A CN 116005470A CN 202310030748 A CN202310030748 A CN 202310030748A CN 116005470 A CN116005470 A CN 116005470A
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- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000004045 reactive dyeing Methods 0.000 title claims abstract description 12
- 229920006052 Chinlon® Polymers 0.000 title claims description 5
- 229920001778 nylon Polymers 0.000 claims abstract description 123
- 239000000376 reactant Substances 0.000 claims abstract description 66
- 238000004043 dyeing Methods 0.000 claims abstract description 58
- 239000004677 Nylon Substances 0.000 claims abstract description 31
- 238000010438 heat treatment Methods 0.000 claims abstract description 20
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 238000001139 pH measurement Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 239000003599 detergent Substances 0.000 claims description 2
- 239000000835 fiber Substances 0.000 abstract description 18
- 239000000985 reactive dye Substances 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000005266 casting Methods 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 abstract description 5
- 239000004753 textile Substances 0.000 abstract description 4
- 238000003911 water pollution Methods 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 abstract description 3
- 238000009970 yarn dyeing Methods 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000007781 pre-processing Methods 0.000 abstract 3
- 238000004804 winding Methods 0.000 abstract 1
- 239000000975 dye Substances 0.000 description 41
- 239000000980 acid dye Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 229910021645 metal ion Inorganic materials 0.000 description 4
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 4
- 229920002292 Nylon 6 Polymers 0.000 description 3
- 125000003277 amino group Chemical group 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 229920002302 Nylon 6,6 Polymers 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 238000005411 Van der Waals force Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- -1 vinyl sulfone trichloropyrimidine series Chemical class 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
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- Coloring (AREA)
Abstract
The invention discloses a nylon reactive dyeing method, which comprises the steps of preprocessing nylon fibers, and adding a preprocessing reactant A and a preprocessing reactant B into the nylon fibers; the nylon fiber added with the pretreatment reactant A and the pretreatment reactant B is heated, the temperature is maintained at 94-98 ℃, the heating time is 18-22 min, the dyeing method breaks through the boundary line of the dyeing area of the reactive dye, the preparation before dyeing is important, the bobbin formation is uniform, the winding density is controlled to be 0.33-0.45, the long tube is used, the single weight is 0.8 kg/piece, the tension of the beam production process is one, the surface of the beam is flat, the phenomenon of shallow tightness cannot be realized, the ring casting density is processed by a central shaft between 430-450, the fiber field dyed by the reactive dye is spanned, the fastness of the dyed finished product is improved, the safety quality and grade of textile clothing are effectively improved, the residual liquid treatment difficulty and the water pollution cost after yarn dyeing are greatly reduced, and the environmental safety is facilitated.
Description
Technical Field
The invention relates to the technical field of nylon fibers, in particular to a nylon reactive dyeing method.
Background
Along with the trend of people for good life, the novel fashion style and gorgeous color are required, meanwhile, the requirements on health and ecological environment protection are higher, the acid dye selected dye used for traditional nylon dyeing is a water-soluble dye with an acid group on the structure, the dye is anionic in aqueous solution, the dye is dyed under the acid condition, the dye contains metal ions, the environment is polluted, meanwhile, the health of people is influenced, and particularly the color fastness can not meet the requirements on the production of woven fabrics, and the reactive dye series can meet the requirements on different dyeing concentrations through technical innovation, but the dyeing performance of nylon can be achieved.
Because the amino content on the fiber is limited, the combination of the dye and the nylon ion bond has a certain limit, a saturation value exists, the dyeing saturation value depends on the quantity of amino groups in the fiber, the dyeing depth and the maximum consumption of the dye are directly found out, and the like, the dyeing saturation value exceeds the quantity of the amino groups, but the dye and the fiber are combined through the ion bond, simultaneously, the hydrogen bond and the Van der Waals force play a role of underestimation, two or more dyes are needed to be combined in production practice, the dyeing phenomenon is easy to generate, the front-back color difference is caused due to the difference of the dyeing rate and the dyeing property between the dyes, the good color matching effect is sometimes not achieved, if the color matching performance of the dyes in the dyeing formula is similar, the dyeing rate of the same group of dyes is kept balanced, and then the color of the dyed fiber and the dyeing liquid are not fluctuated with the change of dyeing time and technological conditions at each stage of dyeing.
Before dyeing, sand lines are necessarily washed cleanly, no oil stain, spot defect, oligomer and the like are generated, dyeing color brightness and color fastness are often affected due to insufficient pretreatment in production, a small amount of calcined soda is generally washed cleanly after proper treatment, a dyed object has uniform whiteness, the dyed object can be put into dyeing, acid dye is adopted in traditional special nylon greedy color, the fastness is poor, metal ions are contained, harm is generated to children and pregnant women, water quality pollution is easy to cause, environmental protection is easy to cause, and the like.
Disclosure of Invention
The invention aims to solve the problems that the special nylon is acid dye, has poor fastness, contains metal ions, causes harm to children and pregnant women, is not environment-friendly, causes water pollution and the like,
the provided chinlon reactive dyeing method.
The reactive dye is a water-soluble dye with reactive groups on chemical structures, and comprises a dye matrix and active groups, wherein the dye matrix is that a color body of the dye is similar to an acid dye, the active groups are connected with the color body, the dye is endowed with the capability of reacting with fibers, in the dyeing process, the dye is absorbed by the fibers and reacts with functional groups of hydroxyl (-OH) or amino (-NH 2) of the fibers, then under the action of a neutral bath and an accelerant A, the sulfonic groups on the structure of the dye matrix are combined with nylon wheel fibers in an ionic bond manner to dye nylon, and for dark color series and varieties with higher color fastness requirements, vinyl sulfone trichloropyrimidine series dye structures are selected to be optimal.
The varieties of nylon used as textile fibers include nylon 6 and nylon 66, the dyeing principle is the same, and the chemical structural formulas are respectively as follows: brocade 6 { NH (NH 2) 5CO } n, chinlon 66: { NH (CH 2) 6NHCO (CH 2) 4}n, wherein a large number of amide bonds (-CO-NH-) exist on the macromolecular chain, and amino groups and hydroxyl groups are contained at both ends of the fiber molecule. The amino content of the nylon 6 is higher than that of the nylon 66, and the dyeing rate of the nylon 6 is higher under the same dyeing condition.
The preparation before dyeing is important, the cone forming is uniform, the ring casting density is controlled to be 0.33-0.45, the long tube is used, the single weight is 0.8 kg/piece, the tension in the production process of the beam is one, the axial surface is flat, the phenomenon of shallow tightness cannot be caused, and the ring casting density is between 430 and 450, and the center shaft is used for processing.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a nylon reactive dyeing method,
the first step: pretreating nylon fibers, and adding a pretreatment reactant A and a pretreatment reactant B into the nylon fibers;
and a second step of: heating the nylon fiber added with the pretreatment reactant A and the pretreatment reactant B, and maintaining the temperature at 94-98 ℃ for 18-22 min;
and a third step of: reducing the temperature of the nylon fiber to 48-52 ℃, then adding a reactant C, and maintaining for 8-12 min;
fourth step: dyeing nylon fiber, and carrying out material melting treatment of a reactant D and a reactant F in an auxiliary cylinder, wherein the material melting temperature is 50-60 ℃, and meanwhile, the injection mixing ratio in the auxiliary cylinder is 1:10, adding dye E, and stirring for 25-40 min;
fifth step: heating the mixture of nylon fiber and dye at a heating speed of 2 ℃/min, and heating the mixture of nylon fiber and dye to 78-82 ℃ for 8-12 min;
sixth step: PH measurement of nylon fiber is carried out, and the PH value is maintained between 6 and 8;
seventh step: after dyeing, rapidly draining, and immediately pouring hot water with the temperature of 75-85 ℃ into the nylon fiber;
eighth step: the nylon fiber is subjected to post-treatment, the nylon fiber is respectively treated according to the color system shade after the nylon fiber is dyed, the light-color nylon fiber is soaped once, the dark-color nylon fiber is soaped twice, when the nylon fiber after hot water is poured is reduced to 55 ℃ to 65 ℃, the reactant G is added,
ninth step: after adding the reactant G, heating the nylon fiber to 75-85 ℃ for 30min;
tenth step: cooling the nylon fiber to 55-65 ℃ and maintaining for 10min;
eleventh step: cooling nylon fiber to 48-52 ℃, adding reactant C, and maintaining the temperature for 10min;
twelfth step: and (3) performing color fixing treatment on the nylon fiber, wherein the color fixing treatment is not performed below a light color system, the color fixing agent is used for performing color fixing on a medium-dark color system, the nylon fiber after the previous step of soaping is added with the color fixing agent during color fixing, the temperature of the nylon fiber is raised to 65-75 ℃ and maintained for 20min, and then the dyeing of the nylon fiber is completed.
Preferably, the pretreatment reactant A is sodium carbonate, the concentration of the pretreatment reactant A is 3g/L, the pretreatment reactant B is an oil removal detergent, the concentration of the pretreatment reactant B is 2g/L, the concentration of the reactant C is HAC (acetic acid), and the concentration of the reactant C is 0.5g/L, so that stains on the surface of nylon fibers can be conveniently removed, and dyeing processing is performed.
Preferably, the reactant D is a dispersing leveling agent, the concentration of the reactant D is 1-2G/L, the reactant E is a dye, the reactant F is an accelerating agent, the adding proportion of the reactant F is 5-8%, and the reactant G is sodium carbonate with the concentration of 1.0G/L, so that the dye and the nylon fiber can be fully reacted, and the color fastness is improved.
Preferably, the heating temperature of the pretreatment reactant A and the pretreatment reactant B in the second step is 96 ℃, so that the polyamide fiber is conveniently cleaned.
Preferably, the third step reduces the temperature of the nylon fiber to 50 ℃ and maintains the temperature for 10 minutes, so that the nylon fiber is convenient to clean.
Preferably, the fifth step of heating the nylon fiber and the mixture to 80 ℃ for 10min, so that the dye and the nylon are convenient to be mixed fully and limited, and the color fastness is improved.
Preferably, the hot water temperature poured into the nylon fiber after the seventh step of liquid discharge is 80 ℃, so that the floating color on the limit surface of the nylon is conveniently discharged, and the purity and the color fastness of the nylon fiber dyeing are improved.
Preferably, when the reactant G is added in the eighth step, the nylon fiber is cooled to 60 ℃ so as to facilitate cleaning of the surface mottle of the dyed nylon fiber.
Preferably, when the reactant C is added in the eleventh step, the temperature of the nylon fiber is 50 ℃, so that the color fixation after the next dyeing is convenient.
Preferably, when the color fixing agent is added in the twelfth step, the temperature of the nylon fiber is 70 ℃, so that the color fixing of the dyed nylon fiber is facilitated, and the color fastness is improved.
Compared with the prior art, the invention has the beneficial effects that:
1. by adopting the reactive dye, the boundary line of the dyeing area of the reactive dye is broken through, the fiber field dyed by the reactive dye is crossed, and the reactive group is connected with the color body, so that the capability of the dye and the fiber in reaction is endowed.
2. In the dyeing process, the dye is absorbed by the fiber and reacts with the functional group hydroxyl (-OH) or amino (-NH 2) of the fiber, then under the action of a neutral bath and an accelerating agent A, the sulfonic acid group on the matrix structure of the reactive dye is in ionic bond with the nylon wheel fiber to dye nylon, and the fastness of a dyed finished product is improved.
3. By adopting the reactive dye, compared with the acid dye selective dye which is used for dyeing traditional nylon, the acid dye selective dye is a water-soluble dye with an acid group on a structure, the dye is anionic in aqueous solution and is dyed under an acid condition, the dye contains metal ions, the environment is polluted, meanwhile, the health of people is influenced, and the safety quality and grade of textile clothing pieces are greatly improved.
4. By adopting the reactive dye to dye the nylon, the color fastness and the dyeing rate are effectively improved after the process is finished, the residual liquid treatment difficulty and the water pollution cost after the yarn dyeing are reduced, the environment safety is facilitated, and compared with the traditional dyeing process, the dyeing method is improved, the cotton fiber is applied to the polyamide fiber, the innovation of the application of the dyeing process is realized, and the dyeing processing efficiency is improved.
In summary, the dyeing method breaks through the boundary of the dyeing area of the reactive dye, the preparation before dyeing is important, the bobbin formation is uniform, the ring casting density is controlled to be 0.33-0.45, the long tube is used, the single weight is 0.8 kg/piece, the tension of the warp beam in the production process is one to one, the surface of the warp beam is flat, the phenomenon of shallow tightness cannot be achieved, the ring casting density is processed by the middle shaft between 430 and 450, the dyeing field of the reactive dye is spanned, the fastness of a dyed finished product is improved, the safety quality and the grade of a textile clothing piece are effectively improved, the residual liquid treatment difficulty and the water pollution cost after yarn dyeing are greatly reduced, and the environment safety is facilitated.
Drawings
FIG. 1 is an overall flow chart of a nylon reactive dyeing method provided by the invention;
FIG. 2 is a flow chart of pretreatment of nylon fiber in a nylon reactive dyeing method according to the present invention;
FIG. 3 is a structural diagram of a nylon fiber dyeing treatment flow of the nylon reactive dyeing method provided by the invention;
fig. 4 is a flowchart of the post-treatment of nylon fiber in the nylon reactive dyeing method provided by the invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
With reference to figures 1-4 of the drawings,
a nylon reactive dyeing method,
the first step: pretreating nylon fibers, and adding a pretreatment reactant A and a pretreatment reactant B into the nylon fibers;
and a second step of: heating the nylon fibers added with the pretreatment reactant A and the pretreatment reactant B, and maintaining the temperature at 96 ℃ for 20min;
and a third step of: reducing the temperature of the nylon fiber to 50 ℃, then adding a reactant C, and maintaining for 8-12 min;
fourth step: dyeing nylon fiber, carrying out material melting treatment of a reactant D and a reactant F in an auxiliary cylinder, wherein the material melting temperature is 55 ℃, and meanwhile, the injection mixing ratio in the auxiliary cylinder is 1:10, then adding the dye E, and fully stirring for 25-40 min.
The application principle of the dye E is shown in the table one:
list one
The formulation of the dye is shown in Table II:
watch II
Fifth step: heating the mixture of nylon fiber and dye at a heating rate of 2 ℃/min, and heating the mixture of nylon fiber and dye to 80 ℃ for 10min;
sixth step: PH measurement of nylon fiber is carried out, and the PH value is maintained between 6 and 8;
seventh step: after dyeing, rapidly draining, and immediately pouring hot water with the temperature of 80 ℃ into the nylon fiber;
eighth step: the nylon fiber is subjected to post-treatment, the nylon fiber is respectively treated according to the color system shade after the nylon fiber is dyed, the light-color nylon fiber is soaped once, the dark-color nylon fiber is soaped twice, when the nylon fiber after hot water is poured is reduced to 60 ℃, the reactant G is added,
ninth step: after the reactant G is added, heating the nylon fiber until the nylon fiber is maintained at 80 ℃ for 30min;
tenth step: cooling nylon fiber to 60 ℃ and maintaining for 10min;
eleventh step: cooling nylon fiber to 50 ℃, adding a reactant C, and maintaining the temperature for 10min;
twelfth step: and (3) performing color fixing treatment on the nylon fiber, wherein the color fixing treatment is not performed below a light color system, the color fixing agent is used for performing color fixing on a medium-dark color system, the nylon fiber after the previous step of soaping is added with the color fixing agent during color fixing, the temperature of the nylon fiber is raised to 70 ℃ and maintained for 20min, and then the dyeing of the nylon fiber is completed.
The color fastness of the nylon dyed by the reactive dye is shown in a table III:
watch III
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. A chinlon reactive dyeing method is characterized in that:
the first step: pretreatment is carried out on nylon fibers, a pretreatment reactant A and a pretreatment reactant B are added into the nylon fibers, the pretreatment reactant A is sodium carbonate, and the pretreatment reactant B is an oil removal detergent;
and a second step of: heating the nylon fiber added with the pretreatment reactant A and the pretreatment reactant B, and maintaining the temperature at 94-98 ℃ for 18-22 min;
and a third step of: reducing the temperature of the nylon fiber to 48-52 ℃, then adding a reactant C, wherein the reactant C is HAC (acetic acid), and maintaining for 8-12 min;
fourth step: dyeing nylon fiber, carrying out material melting treatment of a reactant D and a reactant F in an auxiliary cylinder, wherein the reactant D is a dispersing and leveling agent, the reactant F is an accelerating agent, the material melting temperature is 50-60 ℃, and meanwhile, the injection mixing ratio in the auxiliary cylinder is 1:10, then adding dye E, and fully stirring for 25-40 min, wherein the reactant E is the dye;
fifth step: heating the mixture of nylon fiber and dye at a heating speed of 2 ℃/min, and heating the mixture of nylon fiber and dye to 78-82 ℃ for 8-12 min;
sixth step: PH measurement of nylon fiber is carried out, and the PH value is maintained between 6 and 8;
seventh step: after dyeing, rapidly draining, and immediately pouring hot water with the temperature of 75-85 ℃ into the nylon fiber;
eighth step: the nylon fiber is subjected to post-treatment, the nylon fiber is respectively treated according to the color system shade after the nylon fiber is dyed, the light-color nylon fiber is soaped once, the dark-color nylon fiber is soaped twice, when the nylon fiber after hot water is poured is reduced to 55 ℃ to 65 ℃, the reactant G is added,
ninth step: after adding the reactant G, heating the nylon fiber to 75-85 ℃ for 30min, wherein the reactant G is sodium carbonate;
tenth step: cooling the nylon fiber to 55-65 ℃ and maintaining for 10min;
eleventh step: cooling nylon fiber to 48-52 ℃, adding reactant C, and maintaining the temperature for 10min;
twelfth step: and (3) performing color fixing treatment on the nylon fiber, wherein the color fixing treatment is not performed below a light color system, the color fixing agent is used for performing color fixing on a medium-dark color system, the nylon fiber after the previous step of soaping is added with the color fixing agent during color fixing, the temperature of the nylon fiber is raised to 65-75 ℃ and maintained for 20min, and then the dyeing of the nylon fiber is completed.
2. The method for dyeing nylon according to claim 1, wherein the concentration of the pretreatment reactant A is 3g/L, the concentration of the pretreatment reactant B is 2g/L, and the concentration of the reactant C is 0.5g/L.
3. The method for dyeing nylon according to claim 1, wherein the concentration of the reactant D is 1-2G/L, the adding ratio of the reactant F is 5-8%, and the concentration of the reactant G is 1.0G/L.
4. The method for dyeing nylon according to claim 1, wherein the heating temperature of the pretreatment reactant A and the pretreatment reactant B in the second step is 96 ℃.
5. The method for dyeing nylon according to claim 1, wherein the third step is to lower the temperature of the nylon fiber to 50 ℃ for 10min.
6. The method for dyeing nylon according to claim 1, wherein the fifth step of heating the nylon fiber and the mixture to 80 ℃ for 10min.
7. The method for dyeing nylon according to claim 1, wherein the hot water temperature of the nylon fiber after the seventh step of draining is 80 ℃.
8. The method for dyeing nylon according to claim 1, wherein the eighth step is to cool the nylon fiber to 60 ℃.
9. The method according to claim 1, wherein the temperature of the nylon fiber is 50 ℃ when the reactant C is added in the eleventh step.
10. The method for dyeing nylon according to claim 1, wherein the nylon fiber is at a temperature of 70 ℃ when the fixing agent is added in the twelfth step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310030748.5A CN116005470A (en) | 2023-01-10 | 2023-01-10 | Chinlon reactive dyeing method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310030748.5A CN116005470A (en) | 2023-01-10 | 2023-01-10 | Chinlon reactive dyeing method |
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| CN106012584A (en) * | 2016-06-17 | 2016-10-12 | 中国人民解放军总后勤部军需装备研究所 | Alkaline one-bath-process dyeing method for chinlon 56 fiber/cotton blended fabric |
| CN106087468A (en) * | 2016-06-17 | 2016-11-09 | 中国人民解放军总后勤部军需装备研究所 | A kind of Dyeing in Alkali Bath method of chinlon 56 fabric lining |
| CN109881503A (en) * | 2019-03-06 | 2019-06-14 | 江阴职业技术学院 | A kind of nylon fabric reactive dyeing processing method |
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2023
- 2023-01-10 CN CN202310030748.5A patent/CN116005470A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106012584A (en) * | 2016-06-17 | 2016-10-12 | 中国人民解放军总后勤部军需装备研究所 | Alkaline one-bath-process dyeing method for chinlon 56 fiber/cotton blended fabric |
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| CN112391859A (en) * | 2020-11-12 | 2021-02-23 | 互太(番禺)纺织印染有限公司 | Polyamide fabric dyed by Eriofast reactive dye and post-treatment process thereof |
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| Title |
|---|
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