CN108754915A - Electrochemistry dyeing device and method - Google Patents
Electrochemistry dyeing device and method Download PDFInfo
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- CN108754915A CN108754915A CN201810509201.2A CN201810509201A CN108754915A CN 108754915 A CN108754915 A CN 108754915A CN 201810509201 A CN201810509201 A CN 201810509201A CN 108754915 A CN108754915 A CN 108754915A
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- dyestuff
- electrolytic cell
- electrochemistry
- hollow cathode
- roller
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- 238000004043 dyeing Methods 0.000 title claims abstract description 47
- 230000005518 electrochemistry Effects 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000000975 dye Substances 0.000 claims abstract description 54
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 239000004744 fabric Substances 0.000 claims abstract description 17
- 239000000988 sulfur dye Substances 0.000 claims abstract description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 28
- 239000002131 composite material Substances 0.000 claims description 28
- 239000000463 material Substances 0.000 claims description 20
- 238000010438 heat treatment Methods 0.000 claims description 15
- 229910021389 graphene Inorganic materials 0.000 claims description 14
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 12
- 239000002041 carbon nanotube Substances 0.000 claims description 12
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 12
- 229920000128 polypyrrole Polymers 0.000 claims description 12
- 238000004073 vulcanization Methods 0.000 claims description 12
- 238000003760 magnetic stirring Methods 0.000 claims description 8
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 8
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 8
- 239000005864 Sulphur Substances 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 5
- 229910052717 sulfur Inorganic materials 0.000 claims description 5
- 239000011593 sulfur Substances 0.000 claims description 5
- -1 polytetrafluoroethylene Polymers 0.000 claims description 4
- 230000009467 reduction Effects 0.000 abstract description 27
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 230000005611 electricity Effects 0.000 abstract description 4
- 230000033116 oxidation-reduction process Effects 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract description 3
- 206010054949 Metaplasia Diseases 0.000 abstract description 2
- 230000015689 metaplastic ossification Effects 0.000 abstract description 2
- 238000004448 titration Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 17
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 16
- 239000003792 electrolyte Substances 0.000 description 15
- UEXCJVNBTNXOEH-UHFFFAOYSA-N Ethynylbenzene Chemical group C#CC1=CC=CC=C1 UEXCJVNBTNXOEH-UHFFFAOYSA-N 0.000 description 14
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 8
- 239000007864 aqueous solution Substances 0.000 description 8
- 235000011121 sodium hydroxide Nutrition 0.000 description 8
- 150000001875 compounds Chemical class 0.000 description 7
- 238000009970 yarn dyeing Methods 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 5
- 239000012528 membrane Substances 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Natural products CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical class OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 4
- 150000001412 amines Chemical class 0.000 description 4
- 235000019441 ethanol Nutrition 0.000 description 4
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 description 4
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 4
- 229910052938 sodium sulfate Inorganic materials 0.000 description 4
- 235000011152 sodium sulphate Nutrition 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 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 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000021384 green leafy vegetables Nutrition 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
- 230000035772 mutation Effects 0.000 description 2
- 206010011224 Cough Diseases 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 240000004343 Indigofera suffruticosa Species 0.000 description 1
- 206010028813 Nausea Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 238000002848 electrochemical method Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008693 nausea Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 150000003233 pyrroles Chemical class 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- D06B1/00—Applying liquids, gases or vapours onto textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing or impregnating
-
- 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 or distillation
-
- 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 or distillation
- D06B23/205—Arrangements of apparatus for treating processing-liquids, -gases or -vapours, e.g. purification, filtration or distillation for adding or mixing constituents of the treating material
-
- 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
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
The invention belongs to the reduction stain technical fields of sulfur dye, and in particular to a kind of electrochemistry dyeing device and method.The device includes：Electrolytic cell has dyestuff electrolytic cell is built-in；The lower end of hollow cathode, hollow cathode is extend into dyestuff；The lower end of circular anode, circular anode is extend into dyestuff, also, circular anode is arranged in hollow cathode；DC power supply, the anode electrical connection circular anode of DC power supply, the negative electricity of DC power supply connect hollow cathode；Potentiometric titrimeter, the reference electrode and indicator electrode of constant-current titration are extend into dyestuff；The roller mechanism that cloth specimen is immersed in dyestuff and is sent out again.Electrochemistry dyeing device provided by the present invention can accelerate electrochemical reduction rate, improve current efficiency, by being monitored to dye liquor oxidation-reduction potential, ensure dyeing quality, realize that dye liquor recycles, chemical consumption is reduced, production cost greatly reduces, improves the production efficiency of such process industry metaplasia production.
Description
Technical field
The invention belongs to the reduction stain technical fields of sulfur dye, and in particular to a kind of electrochemistry dyeing device and
Method.
Background technology
The production technology of sulfur dye is brief, cheap, fastness is good, but due to its in actual production and application still
It so has disadvantages that and problem, so still cannot widely be applied in various fabrics.Sulfur dye uses when applying
Vulcanized sodium, and be excessive, which part vulcanized sodium is used for the reduction of dyestuff, but excessive portion will produce sulfur-containing waste water, dye
Color waste water sulfur content is high, generates the waste water that all cannot be fully handled well with activated sludge process and coagulating sedimentation, discharges water quality
If hardly possible, by its direct emission, can release hydrogen sulfide up to requirement, generate harm to biology, can also corrode sewerage, discharge
Go out smell, damaging people's health, (dyestuff itself is safe from harm to the health of user, it is considered to be a kind of nontoxic dye
Material).To solve wastewater problem, factory needs to put into substantial contribution, not only considerably increases production cost, but also in dyeing course
In easy to produce toxic hydrogen sulfide gas, when reaching certain content in air, dizziness, palpitaition, nausea etc. can be caused, have
There is certain danger.This is the one of the major reasons that sulfur dye gradually fails.
Therefore, it is molten to substitute vulcanization sodium reduction at present to be dedicated to studying always a kind of new method by recent domestic scholar
Solution method.Electrochemical method is that reducing agent is replaced in electricity consumption filial generation, thus reduces harmful by-product, becomes a kind of dye of clean environment firendly
Color method.This vulcanization colouring method can be monitored by measuring the oxidation-reduction potential in dye liquor, to be conducive to carry
High efficiency reduces production cost.Therefore, carry out many scholars this year to study this.Such as 132020 C of patent CN,
103255642 A of patent CN 102174731 A and patent CN uses more cathode type reduction apparatus, centrifugal reduction apparatus and company
Continuous formula reduction stain device all needs to divide the cell into anode region and cathodic region using amberplex, and amberplex
Service life is short, at high price, therefore is unfavorable for actual production.
Invention content
To solve the deficiencies in the prior art, the present invention provides a kind of electrochemistry dyeing device and methods.The present invention
The electrochemistry dyeing device provided can accelerate electrochemical reduction rate, current efficiency be improved, by being aoxidized to dye liquor
Reduction potential monitors, and ensures dyeing quality, realizes that dye liquor recycles, reduces chemical consumption, production cost greatly reduces,
Improve the production efficiency of such process industry metaplasia production.
Technical solution provided by the present invention is as follows：
A kind of electrochemistry dyeing device, including：
Electrolytic cell has a dyestuff the electrolytic cell is built-in, and the dyestuff is sulfur dye or bipseudoindoxyl dye；
The vertical hollow cathode being fixed on fixed frame, the lower end of the hollow cathode is extend into the dyestuff；
The vertical circular anode being fixed on fixed frame, the lower end of the circular anode are extend into the dyestuff, also,
The circular anode is arranged in the hollow cathode；
The anode of DC power supply, the DC power supply is electrically connected the circular anode, and the cathode of the DC power supply is electrically connected
Connect the hollow cathode；
Potentiometric titrimeter, the potentiometric titrimeter have reference electrode and indicator electrode, the reference electrode and the finger
Show that electrode is extend into dyestuff；
And cloth specimen is immersed in the roller mechanism sent out in the dyestuff and again.
The electrochemistry dyeing device that above-mentioned technical proposal is provided is arranged using by anode and cathode in same electrolysis
Pond kind so that anode is electrochemically reacted in same electrolytic cell with cathode and does not have to distinguish, so as to cancel to ion
Electrochemical reduction rate is accelerated in the use of exchange membrane, improves current efficiency.In addition, being gone back to dye liquor oxidation by potentiometric titrimeter
Former current potential monitors, and after vulcanization is reduced into the reducing solution of leuco compound completely, the reading of potentiometric titrimeter generates mutation, turns direct current down
Source is vertical, and the low current being passed through can keep leuco compound in dye liquor not oxidized, with this condition, ensures dyeing quality.
Further, the electrolytic cell is placed on heating magnetic stirring apparatus, and at least one is placed in the electrolytic cell
A stirring magneton.
In the above-mentioned technical solutions, under the heating and stirring of heating magnetic stirring apparatus, electrification can further be accelerated
Learn rate of reduction.
Specifically, the electrolytic cell is transparent glass electrolytic cell or polytetrafluoroethylene (PTFE) electrolytic cell.
In above-mentioned technical proposal, transparent glass electrolytic cell and transparent polytetrafluoroethylene (PTFE) electrolytic cell are convenient for observing from surrounding
The vulcanization of electrolytic cell inner dye is reduced into leuco compound completely.
Specifically, the material of the circular anode is graphene conductive high molecular material, Pt/Polypyrrole composite material, carbon nanometer
Any one in tube material or polyphenylacetylene composite material.
Specifically, the material of the hollow cathode is graphene conductive high molecular material, Pt/Polypyrrole composite material, carbon nanometer
Any one in tube material or polyphenylacetylene composite material.
Specifically, any one of the sulfur dye in sulphur black, sulfur blue, the red and sulphur green of vulcanization.
Specifically, the roller mechanism includes the transfer roller being arranged in dyestuff, the charging that is arranged at the upper side of transfer roller
Roller and the discharge roller that the other side is arranged above transfer roller, the transfer roller, the feed roller are parallel with the discharge roller to be set
It sets.
Correspondingly, cloth bypasses feed roller, transfer roller and discharge roller successively.
In the above-mentioned technical solutions, cloth specimen can be immersed in dyestuff and send out again by roller mechanism, to be immersed by cloth specimen
During sending out again, dyed.
Further, multiple electrochemistry dyeing devices are set, and by the roller machine in each electrochemistry dyeing device
Structure is connected, then may be implemented repeatedly to dye sample cloth.It is specifically, by going out for the roller mechanism of an electrochemistry dyeing device
Material roller is connected with the feed roller of the roller mechanism of next electrochemistry dyeing device, and sample cloth can be into an excessively upper electrification
After the dyeing for learning dyeing device, the feed roller of next electrochemistry dyeing device is transported to from discharge roller, to contaminate
Color.
Further, the discharge roller is heating roller.
In the above-mentioned technical solutions, heating roller can heat the cloth specimen after dyeing, be painted with stablizing.
The present invention also provides a kind of electrochemistry dyeing methods, using electrochemistry dyeing provided by the present invention
Device is operated, and is included the following steps：
1) it is 0.08~2.0 ampere/square decimeter that adjustment DC power supply, which supplies power to hollow cathode current density,；
2) after the numerical value saltus step of potentiometric titrimeter, the big as low as hollow cathode current density of adjustment DC power supply power supply is 0.02
~0.5 ampere/square decimeter；
3) roller mechanism is opened, cloth specimen is immersed in dyestuff and is sent out again.
In based on the above-mentioned technical proposal, it can be contaminated by operating electrochemistry dyeing device provided by the present invention
Color.Step 1) quick and stabilization can make dyestuff vulcanization be reduced into leuco compound completely.Step 2) can then be kept by low current
Leuco compound is not oxidized in dye liquor, with this condition, ensures dyeing quality.
Further, electrolytic cell is carried out using heating magnetic stirring apparatus in step 1) and/or step 2) and/or step 3)
Heating.
In the above-mentioned technical solutions, under the heating and stirring of heating magnetic stirring apparatus, electrification can further be accelerated
Learn rate of reduction.
Beneficial effects of the present invention：
1, anode and cathode are electrochemically reacted in same electrolytic cell, cancel the use to amberplex, are accelerated
Electrochemical reduction rate improves current efficiency, by being monitored to dye liquor oxidation-reduction potential, ensures dyeing quality；
2, it realizes recycling for dye liquor, reduces chemical consumption, substantially reduce production cost.
3, ensure that cloth specimen is the fully upper dye of cloth specimen in the dyeing repeatedly recycled.
Description of the drawings
Fig. 1 is the structural schematic diagram of electrochemistry dyeing device provided by the present invention.
In attached drawing 1, the structure list representated by each label is as follows：
1, electrolytic cell, 2, hollow cathode, 3, circular anode, 4, DC power supply, 5, potentiometric titrimeter, 6, roller mechanism, 601,
Transfer roller, 602, feed roller, 603, discharge roller, 7, heating magnetic stirring apparatus, 8, stirring magneton.
Specific implementation mode
The principles and features of the present invention are described below, and illustrated embodiment is served only for explaining the present invention, is not intended to
Limit the scope of the present invention.
In a specific embodiment, as shown in Figure 1, electrochemistry dyeing device includes electrolytic cell 1, annular the moon
Pole 2, circular anode 3, DC power supply 4, potentiometric titrimeter 5, roller mechanism 6 and heating magnetic stirring apparatus 7.
There is a dyestuff electrolytic cell 1 is built-in, electrolytic cell 1 is placed on heating magnetic stirring apparatus 7, is uniformly put in electrolytic cell 1
Set several stirring magnetons 8.Electrolytic cell 1 is transparent glass electrolytic cell or polytetrafluoroethylene (PTFE) electrolytic cell.
Hollow cathode 2 is vertically fixed on fixed frame, and fixed frame is placed on the outside of electrolytic cell 1, the lower end of hollow cathode 2
It extend into dyestuff.
Circular anode 3 is equally vertically fixed on fixed frame, and the lower end of circular anode 3 is extend into dyestuff, also, ring
Shape anode 3 is arranged in hollow cathode 2.
DC power supply 4 is placed on outside electrolytic cell 1, and the anode electrical connection circular anode 3 of DC power supply 4, DC power supply 4 is born
Pole is electrically connected hollow cathode 2.
Potentiometric titrimeter 5 is placed on outside electrolytic cell 1, and potentiometric titrimeter 5 has reference electrode and indicator electrode, reference electrode
It is extend into dyestuff with indicator electrode.
Roller mechanism 6 includes the transfer roller 601 being arranged in dyestuff, the feed roller 602 in 601 upper side of transfer roller is arranged
And the discharge roller 603 of the other side above transfer roller 601 is set, transfer roller 601, feed roller 602 are parallel with discharge roller 603 to be set
It sets.Discharge roller 603 is heating roller.It, can be by cloth specimen during feed roller 602 send the communicated roller of cloth specimen 601 to discharge roller 603
It is immersed in dyestuff and send again, to be dyed to cloth specimen in the process for immersing dyestuff.
The material of circular anode 3 is chosen as graphene conductive high molecular material, Pt/Polypyrrole composite material, carbon nano-tube material
Or any one in polyphenylacetylene composite material.The material of hollow cathode 2 is chosen as graphene conductive high molecular material, poly- pyrrole
Cough up any one in composite material, carbon nano-tube material or polyphenylacetylene composite material.Sulfur dye is selected from sulphur black, vulcanization
It is blue, vulcanize any one in red and sulphur green.
The electrochemistry dyeing device uses, and anode and cathode are arranged in same electrolytic cell kind so that anode and cathode
It is electrochemically reacted in same electrolytic cell without distinguishing, so as to cancel the use to amberplex, accelerates electricity
Electronation rate improves current efficiency.In addition, being monitored to dye liquor oxidation-reduction potential by potentiometric titrimeter, vulcanization is complete
After being reduced into the reducing solution of leuco compound, the reading of potentiometric titrimeter generates mutation, turns the low current that DC power supply is vertical, is passed through down
Leuco compound in dye liquor can be kept not oxidized, with this condition, ensure dyeing quality.
Embodiment 1
In 4g/L sodium hydrate aqueous solutions, 5g/L sodium sulphate, 0.02mol/L triethanolamines, 1.5g vulcanizations are sequentially added
Indigo plant is sufficiently stirred to obtain electrolyte, which is added into the electrolytic cell of electrochemistry dyeing device and is gone back
Original, cathode are graphene/Pt/Polypyrrole composite material, and anode is graphene/Pt/Polypyrrole composite material, and electroreduction temperature is 60
DEG C, electrolytic current density is 0.15 peace times/square decimeter, and electrolyte is waited to be reduced into reducing solution completely, opens roller mechanism to yarn
Dyeing, then the reduction 0.5 hour that is powered, it is 75.4% to measure current efficiency.
Embodiment 2
In 4g/L sodium hydrate aqueous solutions, 5g/L sodium sulphate, 0.06mol/L triethanolamines, 1.8g vulcanizations are sequentially added
It is red to be sufficiently stirred to obtain electrolyte, which is added into the electrolytic cell of same electrochemistry dyeing device and is carried out
Reduction, cathode graphene/Pt/Polypyrrole composite material, anode are carbon nano-tube/poly phenylacetylene composite material, and electroreduction temperature is
60 DEG C, electrolytic current density is 0.4 peace times/square decimeter, and electrolyte is waited to be reduced into reducing solution completely, opens roller mechanism to yarn
Dyeing, then the reduction 0.5 hour that is powered, it is 80.3% to measure current efficiency.
Embodiment 3
In 4g/L sodium hydrate aqueous solutions, sequentially add 5g/L ferric sulfate, 0.1mol/L triethanolamines, 2g sulphur blacks into
Row is sufficiently stirred to obtain electrolyte, which is added into the electrolytic cell of same electrochemistry dyeing device and is gone back
Original, cathode are carbon nano-tube/poly phenylacetylene composite material, and anode is carbon nano-tube/poly phenylacetylene composite material, electroreduction temperature
Degree is 60 DEG C, and electrolytic current density is 0.25 peace times/square decimeter, and electrolyte is waited to be reduced into reducing solution completely, opens roller mechanism
To yarn dyeing, then the reduction 0.5 hour that is powered, it is 71.2% to measure current efficiency.
Embodiment 4
In 4g/L sodium hydrate aqueous solutions, 5g/L ferric sulfate, 0.1mol/L triethanolamines, 2.2g sulphur greens are sequentially added
It is sufficiently stirred to obtain electrolyte, which is added into the electrolytic cell of same electrochemistry dyeing device and is gone back
Original, cathode are carbon nano-tube/poly phenylacetylene composite material, and anode is graphene/Pt/Polypyrrole composite material, and electroreduction temperature is
60 DEG C, electrolytic current density is 0.34 peace times/square decimeter, and electrolyte is waited to be reduced into reducing solution completely, opens roller mechanism to yarn
Line dyes, then the reduction 0.5 hour that is powered, and it is 85.3% to measure current efficiency.
Comparative example 1
Reference implementation example 1 sequentially adds 5g/L sodium sulphate, tri- ethyl alcohol of 0.02mol/L in 4g/L sodium hydrate aqueous solutions
Amine, 1.5g sulfur blues are sufficiently stirred to obtain electrolyte, which are added in the electrolytic cell of more cathode type reduction apparatus
It is restored, anode is separated with cathode by ionic membrane, and cathode is graphene/Pt/Polypyrrole composite material, and anode is graphene/poly-
Pyrroles's composite material, electroreduction temperature are 60 DEG C, and electrolytic current density is 0.15 peace times/square decimeter, waits electrolyte complete
It is reduced into reducing solution, opens roller mechanism to yarn dyeing, then the reduction 0.5 hour that is powered, it is 62.4% to measure current efficiency.
Comparative example 2
Reference implementation example 2 sequentially adds 5g/L sodium sulphate, tri- ethyl alcohol of 0.06mol/L in 4g/L sodium hydrate aqueous solutions
Amine, 1.8g vulcanization it is red be sufficiently stirred to obtain electrolyte, which is added into the electrolytic cell of centrifugal reduction apparatus
It is restored, anode is separated with cathode by ionic membrane, and cathode graphene/Pt/Polypyrrole composite material, anode is carbon nano-tube/poly
Phenylacetylene composite material, electroreduction temperature are 60 DEG C, and electrolytic current density is 0.4 peace times/square decimeter, waits electrolyte complete
It is reduced into reducing solution, opens roller mechanism to yarn dyeing, then the reduction 0.5 hour that is powered, it is 58.3% to measure current efficiency.
Comparative example 3
Reference implementation example 3 sequentially adds 5g/L ferric sulfate, tri- ethyl alcohol of 0.1mol/L in 4g/L sodium hydrate aqueous solutions
Amine, 2g sulphur blacks are sufficiently stirred to obtain electrolyte, which is added to the electrolytic cell of continous way reduction stain device
In restored, anode is separated with cathode by ionic membrane, cathode be carbon nano-tube/poly phenylacetylene composite material, anode is carbon
Nanotube/polyphenylacetylene composite material, electroreduction temperature are 60 DEG C, and electrolytic current density is 0.25 peace times/square decimeter, etc.
Electrolyte is reduced into reducing solution completely, opens roller mechanism to yarn dyeing, then the reduction 0.5 hour that is powered, and measuring current efficiency is
56.2%.
Comparative example 4
Reference implementation example 4 sequentially adds 5g/L ferric sulfate, tri- ethyl alcohol of 0.1mol/L in 4g/L sodium hydrate aqueous solutions
Amine, 2.2g sulphur greens are sufficiently stirred to obtain electrolyte, which is added to the electrolysis of continous way reduction stain device
It is restored in pond, anode is separated with cathode by ionic membrane, and cathode is carbon nano-tube/poly phenylacetylene composite material, and anode is
Graphene/Pt/Polypyrrole composite material, electroreduction temperature are 60 DEG C, and electrolytic current density is 0.34 peace times/square decimeter, waits electricity
Solution liquid is reduced into reducing solution completely, opens roller mechanism to yarn dyeing, then the reduction 0.5 hour that is powered, and measuring current efficiency is
61.0%.
Electrochemistry dyeing device provided by the present invention, which is can be seen that, by above example and comparative example uses general
Anode is arranged with cathode in same electrolytic cell kind so that anode is electrochemically reacted in same electrolytic cell with cathode and is not had to
It distinguishes, to cancel the use to amberplex, as a result significantly improves current efficiency.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of electrochemistry dyeing device, which is characterized in that including：
Electrolytic cell (1) has a dyestuff the electrolytic cell (1) is built-in, and the dyestuff is sulfur dye or bipseudoindoxyl dye；
The vertical hollow cathode (2) being fixed on fixed frame, the lower end of the hollow cathode (2) is extend into the dyestuff；
The vertical circular anode (3) being fixed on fixed frame, the lower end of the circular anode (3) are extend into the dyestuff, and
And circular anode (3) setting is in the hollow cathode (2)；
The anode of DC power supply (4), the DC power supply (4) is electrically connected the circular anode (3), the DC power supply (4)
Cathode is electrically connected the hollow cathode (2)；
Potentiometric titrimeter (5), the potentiometric titrimeter (5) have reference electrode and indicator electrode, the reference electrode and described
Indicator electrode is extend into the dyestuff；
And the roller mechanism (6) that cloth specimen is immersed in the dyestuff and is sent out again.
2. electrochemistry dyeing device according to claim 1, it is characterised in that：The electrolytic cell (1), which is placed on, to be added
On pyromagnetic force blender (7), at least one stirring magneton (8) is placed in the electrolytic cell (1).
3. electrochemistry dyeing device according to claim 1, it is characterised in that：The electrolytic cell (1) is transparent glass
Glass electrolytic cell or polytetrafluoroethylene (PTFE) electrolytic cell.
4. electrochemistry dyeing device according to claim 1, it is characterised in that：The material of the circular anode (3)
It is arbitrary in graphene conductive high molecular material, Pt/Polypyrrole composite material, carbon nano-tube material or polyphenylacetylene composite material
It is a kind of.
5. electrochemistry dyeing device according to claim 1, it is characterised in that：The material of the hollow cathode (2)
It is arbitrary in graphene conductive high molecular material, Pt/Polypyrrole composite material, carbon nano-tube material or polyphenylacetylene composite material
It is a kind of.
6. electrochemistry dyeing device according to claim 1, it is characterised in that：The sulfur dye is selected from vulcanization
Black, sulfur blue, vulcanize red and sulphur green in any one.
7. electrochemistry dyeing device according to any one of claims 1 to 6, it is characterised in that：Roller mechanism (6) packet
It includes the transfer roller (601) being arranged in the dyestuff, the feed roller (602) being arranged at the upper side of transfer roller (601) and sets
Set the discharge roller (603) of the other side above the transfer roller (601), the transfer roller (601), the feed roller (602) and described
Discharge roller (603) is arranged in parallel.
8. electrochemistry dyeing device according to claim 7, it is characterised in that：The discharge roller (603) is heating
Roller.
9. a kind of electrochemistry dyeing method, which is characterized in that using any electrochemistry dyestuff of claim 1 to 8
Dyeing apparatus is operated, and is included the following steps：
1) it is 0.08~2.0 ampere/square decimeter that adjustment DC power supply (4), which supplies power to hollow cathode (2) current density,；
2) after the numerical value saltus step of potentiometric titrimeter (5), adjustment DC power supply (4) supplies power to hollow cathode (2) current density and is
0.02~0.5 ampere/square decimeter；
3) roller mechanism (6) is opened, cloth specimen is immersed in dyestuff and is sent out again.
10. electrochemistry dyeing method according to claim 9, it is characterised in that：The electrolytic cell (1), which is placed on, to be added
On pyromagnetic force blender (7), at least one stirring magneton (8), step 1) and/or step are placed in the electrolytic cell (1)
2) and/or in step 3) electrolytic cell (1) is heated using heating magnetic stirring apparatus (7).
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| CN201810509201.2A CN108754915A (en) | 2018-05-24 | 2018-05-24 | Electrochemistry dyeing device and method |
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| CN201810509201.2A CN108754915A (en) | 2018-05-24 | 2018-05-24 | Electrochemistry dyeing device and method |
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| CN1408037A (en) * | 1999-12-22 | 2003-04-02 | 德意志戴斯达纺织品及染料两合公司 | Electrochemical reduction for reducible dyes |
| CN1665983A (en) * | 2002-07-31 | 2005-09-07 | 德意志戴斯达纺织品及染料两合公司 | Method for dyeing with sulphur and sulphur vat dyes |
| CN201317697Y (en) * | 2008-12-15 | 2009-09-30 | 福州大学 | Novel electrolysis reactor |
| CN102704284A (en) * | 2012-06-11 | 2012-10-03 | 西安工程大学 | Method for electrochemically dyeing cellulose fibers by using reactive dyes |
| CN102733208A (en) * | 2012-05-21 | 2012-10-17 | 三元控股集团有限公司 | Device for indirect electrochemical reduction dyeing |
| CN103255642A (en) * | 2012-12-31 | 2013-08-21 | 杭州赛龙化工有限公司 | Continuous indigo blue electrochemistry reduction dyeing process |
| CN106298276A (en) * | 2016-09-26 | 2017-01-04 | 南开大学 | A kind of continuous printing prepares the method for ultracapacitor |
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2018
- 2018-05-24 CN CN201810509201.2A patent/CN108754915A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1408037A (en) * | 1999-12-22 | 2003-04-02 | 德意志戴斯达纺织品及染料两合公司 | Electrochemical reduction for reducible dyes |
| CN1665983A (en) * | 2002-07-31 | 2005-09-07 | 德意志戴斯达纺织品及染料两合公司 | Method for dyeing with sulphur and sulphur vat dyes |
| CN201317697Y (en) * | 2008-12-15 | 2009-09-30 | 福州大学 | Novel electrolysis reactor |
| CN102733208A (en) * | 2012-05-21 | 2012-10-17 | 三元控股集团有限公司 | Device for indirect electrochemical reduction dyeing |
| CN102704284A (en) * | 2012-06-11 | 2012-10-03 | 西安工程大学 | Method for electrochemically dyeing cellulose fibers by using reactive dyes |
| CN103255642A (en) * | 2012-12-31 | 2013-08-21 | 杭州赛龙化工有限公司 | Continuous indigo blue electrochemistry reduction dyeing process |
| CN106298276A (en) * | 2016-09-26 | 2017-01-04 | 南开大学 | A kind of continuous printing prepares the method for ultracapacitor |
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