CN102817194B - Method and device for static dyeing by adopting supercritical fluid - Google Patents
Method and device for static dyeing by adopting supercritical fluid Download PDFInfo
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- CN102817194B CN102817194B CN201210324424.4A CN201210324424A CN102817194B CN 102817194 B CN102817194 B CN 102817194B CN 201210324424 A CN201210324424 A CN 201210324424A CN 102817194 B CN102817194 B CN 102817194B
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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
- D06B19/00—Treatment of textile materials by liquids, gases or vapours, not provided for in groups D06B1/00 - D06B17/00
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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
- 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
- D06B23/14—Containers, e.g. vats
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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
- D06B19/00—Treatment of textile materials by liquids, gases or vapours, not provided for in groups D06B1/00 - D06B17/00
- D06B19/0005—Fixing of chemicals, e.g. dyestuffs, on textile materials
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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
- D06B3/10—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics
- D06B3/18—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics combined with squeezing, e.g. in padding machines
Abstract
The invention discloses a method for static dyeing by adopting supercritical fluid. The method comprises the following steps of: (1) dyeing: placing an object to be dyed in an uptake dyeing system for uptake dyeing; (2) static developing and color fixing with the supercritical fluid: placing the dyed object to be dyed in the step (1) in a supercritical fluid developing and color fixing kettle, and adding the supercritical fluid in the supercritical fluid developing and color fixing kettle for the developing and color fixing of the object to be dyed in the static supercritical fluid; and (3) after the developing and color fixing are completed, eliminating system pressure to recover the supercritical fluid, and opening the supercritical fluid developing and color fixing kettle for taking out the object to be dyed. In the method for static dyeing by adopting supercritical fluid, the supercritical fluid is in a stationary state in the developing and color fixing process, so that the phenomenon of dye migration cannot occur, the dyeing quality is easy to control, and the dyeing system does not need to be cleaned in the replacement of the dyeing color. Meanwhile, the invention also discloses a device for realizing the method for static dyeing by adopting the supercritical fluid.
Description
Technical field
The present invention relates to a kind of method and apparatus that adopts supercritical fluid to dye to fiber, yarn and fabric etc., especially a kind of supercritical fluid that adopts carries out the method and apparatus of static dyeing to fiber, yarn and fabric etc.
Background technology
Traditional textile dyeing is most adopts water dyeing, and water dyeing need to consume a large amount of water resources on the one hand, and a large amount of waste water that produce on the other hand have seriously polluted environment.Therefore, the water resources consumption of dyeing and discharge of wastewater problem have seriously restricted the development of National Sustainable Development Strategies and dyeing, and have seriously had influence on the people's quality of life.
Research and the staining technique of development of new water-saving and environmental protection become country, industry and enterprise in the urgent need to, unremitting effort through scientific and technical personnel, in recent years, some novel have no water or little water staining techniques have successively been developed, but due to production cost, control of product quality and production efficiency, still do not have a kind of method that can replace water dyeing completely to obtain extensive use at present.
In recent years, the research of supercritical fluid printing technology causes people's concern gradually.Supercritical fluid dyeing technology is to utilize certain fluid under supercriticality, fiber to be had stronger swelling action and some dyestuff is had to good solubility property, can under anhydrous state, make dyestuff dye in fiber on fast, thereby realizing stock-dye, is a kind of waterless staining technique of novel environment friendly.
Yet, because the supercriticality of most of fluid is all in high pressure-temperature state, make development for the production of high pressure supercritical dyeing device face a lot of technical difficult problems and cost also more expensive; Meanwhile, because whole system equipment is in high pressure sealing state, make to carry out quite difficulty of dyeing quality monitoring in dyeing course; In addition, due to the supercritical fluid that has dissolved dyestuff in system in flow regime, make to residue in dyestuff in system equipment, pipeline, valve and clean more difficultly, be difficult to adapt in producing and often change the demand of dyed color.
Therefore, develop a kind of advantage that can keep supercritical fluid rapid dyeing under anhydrous condition, have again that dyeing is simple, dyeing quality is easily controlled, coloring system need not clean simultaneously, supercritical fluid dyeing technique and process units that equipment investment is cheap are the urgent expectations of current dyeing.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art part and provide the supercritical fluid that a kind of dyeing is simple, dyeing quality is easily controlled, coloring system need not clean, equipment investment is cheap static colouring method; Meanwhile, the present invention also provides a kind of device of realizing the static colouring method of described employing supercritical fluid.
For achieving the above object, the technical scheme of taking of the present invention is: a kind of method that adopts the static dyeing of supercritical fluid, said method comprising the steps of:
(1) on, dye: will thing be dyed be placed in the system of dying and dye on carrying out;
(2) the static colour developing of supercritical fluid fixation: the thing to be dyed after dying in step (1) is put into supercritical fluid colour developing fixation still, in described supercritical fluid colour developing fixation still, add supercritical fluid, thing to be dyed is developed the color and fixation in static supercritical fluid;
(3) after colour developing and fixation finish, removal system pressure, reclaims supercritical fluid, opens supercritical fluid colour developing fixation still, takes out thing to be dyed.
As the preferred embodiment of the static colouring method of employing supercritical fluid of the present invention, in described step (1), thing to be dyed, under normal temperature, atmospheric pressure state, adopts the mode of soaking, spray, pad or shifting to make to dye on dyestuff.
As the preferred embodiment of the static colouring method of employing supercritical fluid of the present invention, described in wait dying thing liquid carrying rate after dying process in step (1), be 0 ~ 90%.
As the preferred embodiment of the static colouring method of employing supercritical fluid of the present invention, in described step (1), dye the dyestuff adopting in process and be selected from direct dyes, ACID DYES, REACTIVE DYES, cation dyes, DISPERSE DYES, reducing dye, azo dyes, SULPHUR DYES and do not contain at least one in the former powder of dyestuff of auxiliary agent.
As the preferred embodiment of the static colouring method of employing supercritical fluid of the present invention, the supercritical fluid in described step (2) is selected from least one in water, nitrogen, carbon dioxide, ethane, ethene, propane, propylene, ammonia, methyl alcohol, ethanol.
As the preferred embodiment of the static colouring method of employing supercritical fluid of the present invention, in described step (2), the pressure of thing to be dyed static dyeing in supercritical fluid colour developing fixation still is 1 ~ 60MPa, and temperature is 0 ~ 220 ℃.
As the preferred embodiment of the static colouring method of employing supercritical fluid of the present invention, in described step (2), in supercritical fluid colour developing fixation still, thing to be dyed develops the color in static supercritical fluid and the time of fixation is 0.5 ~ 5 hour.
As the preferred embodiment of the static colouring method of employing supercritical fluid of the present invention, described in thing to be dyed be fiber, yarn or fabric; Described fiber comprises natural fabric, synthetic fiber and blend fibre.
In addition, the present invention also provides a kind of device of realizing the static colouring method of employing supercritical fluid described above, and described device comprises the system of dying and the static colour developing of supercritical fluid fixation system;
On described the system of dying comprise dye device and with described on dye the dye cell that device is connected;
The supercritical fluid of one or one more parallel that the static colour developing of described supercritical fluid fixation system comprises supercritical fluid feeding mechanism, is connected with described supercritical fluid feeding mechanism develop the color fixation still, with the described supercritical fluid supercritical fluid retracting device that fixation still is connected that develops the color.
As the preferred embodiment of the static dyeing apparatus of employing supercritical fluid of the present invention, described supercritical fluid feeding mechanism comprises fluid reservoir, the fluid pressurization device being connected with described fluid reservoir and heating or cooling device; Described supercritical fluid colour developing fixation still comprises kettle, be located at the kettle cover sealing device on kettle top, be built in thing fixture to be dyed in kettle, be located at supercritical fluid import on kettle and supercritical fluid outlet and for keeping the insulation jacket of kettle temperature.
The method of the static dyeing of employing supercritical fluid of the present invention, first will thing be dyed dyes on carrying out in dying system upper, then adopts supercritical fluid to develop the color and fixation in static state.Because colour developing fixation process supercritical fluid remains static, can there is not dye migration phenomenon, dyeing quality directly depends on and dyes quality, thereby solved the uppity difficulty of dyeing quality in high-pressure supercritical fluid system.Meanwhile, because supercritical fluid remains static, in colour developing fixation process, can there is not transport phenomena in dyestuff, in the supercritical fluid colour developing fixation still of colour developing fixation system and pipeline, there is no dye discoloration, so when changing dyed color, needn't clean coloring system.
The device of the static dyeing of employing supercritical fluid of the present invention, due in colour developing fixation process, supercritical fluid remains static, and has saved complicated supercritical fluid and has circulated equipment, whole system equipment is more simple, and the input of equipment and energy consumption are reduced greatly.Simultaneously; in the static colour developing of supercritical fluid fixation system, can configure a plurality of supercritical fluid colour developing fixation stills, realize the periodic duty of a plurality of colour developing fixation still, dyeing is produced can be carried out incessantly; greatly improve production efficiency, met the demand of printing and dyeing industry large-scale production completely.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the static dyeing apparatus of employing supercritical fluid of the present invention.
Fig. 2 dyes the structural representation of a kind of embodiment of system on adopting in the static dyeing apparatus of supercritical fluid shown in Fig. 1.
Fig. 3 is the structural representation that adopts a kind of embodiment of the static colour developing of supercritical fluid fixation system in the static dyeing apparatus of supercritical fluid shown in Fig. 1.
Fig. 4 is the structural representation of a kind of embodiment of supercritical fluid colour developing fixation still in the static dye fixing system of supercritical fluid shown in Fig. 3.
In Fig. 1,100 on dye system, 200 is the static dyeing colour developing of supercritical fluid fixation system, 101 on dye device, 102 is dye cell, 201 is supercritical fluid feeding mechanism, 202 is the supercritical fluid fixation still that develops the color, 203 is supercritical fluid retracting device.
In Fig. 2,110 is guide roller, and 112 is one-level roll, and 114 is one-level immersion liquid groove, and 116 is secondary roll, and 118 is secondary immersion liquid groove, and 120 is dye liquor tank, and 122 is dye liquid pump, and 130 dye embryo yardage roll on not, 132 on dye rear embryo yardage roll.
In Fig. 3,210 is No. 1 supercritical fluid colour developing fixation still, 212 is No. 2 supercritical fluid colour developing fixation stills, 220 is carbon dioxide storage tank, and 222 is carbon-dioxide gas compressor, and 224 is CO2 heater, 230 is carbon dioxide recovery storage tank, H I is heat medium outlet, and HO is heat medium outlet, and V1 ~ V9 is valve.
In Fig. 4,211 is kettle, and 213 is kettle cover sealing device, and 214 is thing fixture to be dyed, and 215 is supercritical fluid import, and 216 is supercritical fluid outlet, and 218 is insulation jacket, and 240 is thing to be dyed, and H I is heat medium outlet, and HO is heat medium outlet.
The specific embodiment
For the object, technical solutions and advantages of the present invention are better described, below in conjunction with the drawings and specific embodiments, the invention will be further described.
The invention provides a kind of device that adopts the static dyeing of supercritical fluid, the structural representation of a kind of embodiment of the device of the static dyeing of employing supercritical fluid as described in as shown in accompanying drawing 1,2 and 3, comprise the static colour developing of the system of dying 100 and supercritical fluid fixation system 200, dye on described system 100 comprise dye device 101 and with described on dye the dye cell 102 that device 101 is connected; The supercritical fluid of one or one more parallel that the static colour developing of described supercritical fluid fixation system 200 comprises supercritical fluid feeding mechanism 201, is connected with described supercritical fluid feeding mechanism 201 develop the color fixation still 202, with the described supercritical fluid supercritical fluid retracting device 203 that fixation still 202 is connected that develops the color.
On described, dying system 100 waits on the dyestuff that dyes thing and dying for fiber, yarn and fabric, in this system, according to the difference of fiber, yarn and fabric, dyestuff is adopted under normal pressure, normal temperature state soak, spray, pad, the mode such as transfer dyes in fiber, yarn and fabric on equably, the liquid carrying rate that needs to control fiber, yarn and fabric is 0 ~ 90%.
As shown in Figure 3, the static colour developing of described supercritical fluid fixation system 200, for colour developing and the fixation of fiber, yarn and fabric after above dying.Described supercritical fluid feeding mechanism 201, for providing supercritical fluid to described supercritical fluid colour developing fixation still 202, according to the difference of selection work fluid, the configuration of described supercritical fluid feeding mechanism 201 is also different, but ordinary circumstance needs fluid storage tank 220, the fluid pressurization device 222 being connected with described fluid reservoir 220 and heating or cooling device 224, described pressurized equipment 222 is for realizing supercritical fluid dyeing process conditions, described fluid pressurization device 222 can adopt compressor or high-pressure pump etc., described heating or cooling device 224 can adopt heat exchanger.
The core that supercritical fluid colour developing fixation still 202 in the static colour developing of described supercritical fluid fixation system 200 is this coloring system, as shown in Figure 4, described supercritical fluid colour developing fixation still 202 comprise kettle 211, be located at the fast-open type on kettle 211 tops kettle cover sealing device 213, be built in thing fixture 214 to be dyed in kettle 211, be located at supercritical fluid import 215 on kettle 211 and supercritical fluid outlet 216 and for keeping the insulation jacket 218 of kettle 211 stationary temperatures.During use, the thing fixture 214 to be dyed that thing 240 to be dyed is placed in to kettle 211 is fixed, supercritical fluid enters into kettle 211 by supercritical fluid import 215, heat medium enters insulation jacket 218 to keep the stationary temperature of kettle 211 by heat medium entrance HI, and supercritical fluid static state in kettle 211 is treated and dyed thing 240 fixation that develops the color; After colour developing fixation finishes, by supercritical fluid, export 216 supercritical fluid is discharged, by heat medium, export HO heat medium is discharged, then open kettle cover sealing device 213, take out the thing to be dyed 240 after colour developing fixation.
As shown in Figure 3, described supercritical fluid retracting device 203, is traditionally arranged to be supercritical fluid and reclaims storage tank 230 and be connected in pressure loading valve and the pipeline between supercritical fluid colour developing fixation still (210,212).The supercritical fluid being recovered in supercritical fluid recovery storage tank (230) can be reused after pressurization heats up.
Preferably, the static colour developing of described supercritical fluid fixation system 200 also comprises electric meter control system (not shown in FIG.), described electric meter control system is controlled and record parameters such as the pressure of supercritical fluid under working state of system, temperature, flow, liquid levels, makes operating personnel pass through adjusting process parameter to control the Quality and yield of dyeing.
Adopt the static dyeing apparatus of supercritical fluid described above to treat to dye thing to carry out static state while dyeing, can adopt following steps:
(1) on, dye: by thing to be dyed be placed in the system of dying 100 on dye device 101, the dyestuff in dye cell 102 is joined and is dyed in device 101, treat and dye thing and dye on carrying out;
(2) the static colour developing of supercritical fluid fixation: the thing to be dyed after dying in step (1) is put into supercritical fluid colour developing fixation still 202, from supercritical fluid feeding mechanism 201 output supercritical fluids to supercritical fluid colour developing fixation still 202, in supercritical fluid colour developing fixation still 202, thing to be dyed is developed the color and fixation in static supercritical fluid;
(3) after colour developing and fixation finish, removal system pressure, reclaims supercritical fluid in supercritical fluid retracting device 203, opens supercritical fluid colour developing fixation still 202, takes out thing to be dyed.
Preferably, in step (1), according to the difference of thing to be dyed, dyestuff adopts the mode of soaking, spray, pad or shifting to make to dye on dyestuff under normal pressure, normal temperature state.Described is 0 ~ 90% wait dying thing liquid carrying rate after dying process in step (1).In described step (1), adopt dyestuff be selected from direct dyes, ACID DYES, REACTIVE DYES, cation dyes, DISPERSE DYES, reducing dye, azo dyes, SULPHUR DYES and do not contain at least one in the former powder of dyestuff of auxiliary agent.
Preferably, the supercritical fluid in described step (2) is selected from least one in water, nitrogen, carbon dioxide, ethane, ethene, propane, propylene, ammonia, methyl alcohol, ethanol.In described step (2), the pressure of thing to be dyed static dyeing in supercritical fluid colour developing fixation still is 1 ~ 60MPa, and temperature is 0 ~ 220 ℃.In described step (2), in supercritical fluid colour developing fixation still, thing to be dyed develops the color in static supercritical fluid and the time of fixation is 0.5 ~ 5 hour.
Thing described above to be dyed is generally fiber, yarn or fabric.Described fiber comprises natural fabric, synthetic fiber and blend fibre.
The polyester knitting embryo cloth of take below adopts the static dyeing apparatus of the supercritical fluid of an embodiment of the present invention to carry out static dyeing course as example, and further the present invention will be described.
The supercritical fluid adopting in the present embodiment is carbon dioxide.
One, polyester knitting embryo cloth fabric on dye process
On a kind of embodiment as shown in attached Fig. 1 and 2, dye the structural representation of system, on described, dye device 101 comprise with not on dye the guide roller 110 that embryo yardage roll 130 is connected, the one-level immersion liquid groove 114 being connected successively with guide roller 110, one-level roll 112 and secondary immersion liquid groove 118, secondary roll 116, be connected with described secondary roll 116 and dye rear embryo yardage roll 132; Described dye cell 102 comprises dye liquor tank 120 and dye liquid pump 122; Described one-level immersion liquid groove 114 is connected with dye liquor tank 120 with secondary immersion liquid groove 118, and the dye liquor in described dye liquor tank 120 is transported in one-level immersion liquid groove 114 and secondary immersion liquid groove 118 by dye liquid pump 122.
Adopt as above on the system of dying treat and dye while dying on thing, first, according to product colour, on special-purpose small model machine, play sample toning, obtain producing the formula with dye liquor; Then according to the disposable configuration dye liquor of liquid carrying rate of formulation selection fuel foundation amount to be dyed and thing to be dyed;
The dye liquor preparing is added in the dye liquor tank 120 of band stirring, then with the dye liquid pump 122 of capable of regulating flow quantity, dye liquor is sent into one-level immersion liquid groove 114 and secondary immersion liquid groove 118;
Not, dye polyester knitting embryo yardage roll 130, through guide roller 110, embryo cloth is sent into 114 immersion liquid of one-level immersion liquid groove, then enter one-level roll 112 and carry out mangle, enter successively again secondary immersion liquid groove 118 and secondary roll 116 carries out secondary immersion liquid and mangle, require the liquid carrying rate of thing to be dyed to be controlled at 0 ~ 90%, on thing to be dyed after secondary mangle, dyed, obtained and dye rear embryo yardage roll 132.
Two, the static colour developing of supercritical carbon dioxide fixation process
The structural representation of the static colour developing of the supercritical fluid fixation system of a kind of embodiment as shown in accompanying drawing 1 and 3, the static colour developing of described supercritical fluid fixation system comprises supercritical fluid feeding mechanism 201, two supercritical fluid colour developing fixation stills (210,212) in parallel that are connected with described supercritical fluid feeding mechanism 201, the supercritical fluid retracting device 203 being connected with described supercritical fluid colour developing fixation still (210,212).Described supercritical fluid feeding mechanism 201 comprises carbon dioxide storage tank 220, for realizing carbon-dioxide gas compressor 222 and the CO2 heater 224 of supercritical CO 2 dyeing process conditions.Described supercritical fluid retracting device 203 is carbon dioxide recovery storage tank 230.
Adopt the static colour developing of supercritical fluid as above fixation system to treat to dye thing to carry out static state while developing the color fixation, operating procedure is as follows:
1, first embryo yardage roll 132 after dying on processing through the process of dying on above-mentioned is put into one of them supercritical fluid colour developing fixation still (210 or 212), closed kettle cover standby;
2, then open heater, make heat medium supply to CO2 heater 224, supercritical fluid colour developing fixation still (210,212), make respectively it reach predefined temperature; Open valve V9, make carbon dioxide in carbon dioxide storage tank 220 enter carbon dioxide recovery tank 230 standby;
3, open valve V8, start carbon-dioxide gas compressor 222, make carbon dioxide from carbon dioxide recovery storage tank 230 boost to critical pressure 7.1MPa above and meet the supercriticality pressure of technological requirement, scope is generally 8 ~ 70MPa;
4, from the carbon dioxide of carbon-dioxide gas compressor 222, entering CO2 heater 224 heats, make the temperature of carbon dioxide reach 32 ℃ of its critical-temperatures above and meet the supercriticality temperature of technological requirement, scope is generally 35 ~ 200 ℃, and the carbon dioxide after pressurization heats up becomes supercritical carbon dioxide;
5, open valve V1, supercritical carbon dioxide is entered in supercritical fluid colour developing fixation still (210,212), make carbon dioxide in still reach the supercriticality that meets technological requirement;
6, valve-off V1, keeps certain hour, and scope is generally 0.5 ~ 5 hour, and the dyestuff dying in embryo cloth is developed the color and fixation under static supercritical carbon dioxide state;
7, colour developing fixation is complete, slowly opens valve V3 and V7, makes the carbon dioxide in supercritical fluid colour developing fixation still (210,212) slowly enter in carbon dioxide recovery storage tank 230 standby;
8, open valve V2, the carbon dioxide in emptying supercritical fluid colour developing fixation still (210,212), opens kettle cover, takes out the terylene yardage roll after dyeing.
Last institute should be noted that; above embodiment is only in order to illustrate technical scheme of the present invention but not limiting the scope of the invention; although the present invention is explained in detail with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify or be equal to replacement technical scheme of the present invention, and not depart from essence and the scope of technical solution of the present invention.
Claims (9)
1. a method that adopts the static dyeing of supercritical fluid, is characterized in that, comprises the following steps:
(1) on, dye: will thing be dyed be placed in the system of dying and dye on carrying out;
(2) the static colour developing of supercritical fluid fixation: the thing to be dyed after dying in step (1) is put into supercritical fluid colour developing fixation still, in described supercritical fluid colour developing fixation still, add supercritical fluid, thing to be dyed is developed the color and fixation in static supercritical fluid;
(3) after colour developing and fixation finish, removal system pressure, reclaims supercritical fluid, opens supercritical fluid colour developing fixation still, takes out thing to be dyed.
2. the method for the static dyeing of employing supercritical fluid as claimed in claim 1, is characterized in that, in described step (1), thing to be dyed, under normal temperature, atmospheric pressure state, adopts the mode of soaking, spray, pad or shifting to make to dye on dyestuff.
3. the method for the static dyeing of employing supercritical fluid as claimed in claim 1, is characterized in that, described in wait dying thing liquid carrying rate after dying process in step (1), be 0～90%.
4. the method that employing supercritical fluid static state as claimed in claim 1 dyes, it is characterized in that, in described step (1), dye the dyestuff adopting in process and be selected from direct dyes, ACID DYES, REACTIVE DYES, cation dyes, DISPERSE DYES, reducing dye, azo dyes, SULPHUR DYES and do not contain at least one in the former powder of dyestuff of auxiliary agent.
5. the method that employing supercritical fluid static state as claimed in claim 1 dyes, it is characterized in that, the supercritical fluid in described step (2) is selected from least one in water, nitrogen, carbon dioxide, ethane, ethene, propane, propylene, ammonia, methyl alcohol, ethanol.
6. the method for the static dyeing of employing supercritical fluid as claimed in claim 1, is characterized in that, in described step (2), the pressure of thing to be dyed static dyeing in supercritical fluid colour developing fixation still is 1～60MPa, and temperature is 0～220 ℃.
7. the method for the static dyeing of employing supercritical fluid as claimed in claim 1, is characterized in that, in described step (2), in supercritical fluid colour developing fixation still, thing to be dyed develops the color in static supercritical fluid and the time of fixation is 0.5～5 hour.
8. the method for the static dyeing of employing supercritical fluid as claimed in claim 1, is characterized in that, described in thing to be dyed be fiber, yarn or fabric; Described fiber comprises natural fabric, synthetic fiber and blend fibre.
9. realization adopts a device for the static colouring method of supercritical fluid as claimed in claim 1, it is characterized in that, described device comprises the system of dying and the static colour developing of supercritical fluid fixation system;
On described the system of dying comprise dye device and with described on dye the dye cell that device is connected;
The supercritical fluid of one or one more parallel that the static colour developing of described supercritical fluid fixation system comprises supercritical fluid feeding mechanism, is connected with described supercritical fluid feeding mechanism develop the color fixation still, with the described supercritical fluid supercritical fluid retracting device that fixation still is connected that develops the color;
Described supercritical fluid feeding mechanism comprises fluid reservoir, the fluid pressurization device being connected with described fluid reservoir and heating or cooling device; Described supercritical fluid colour developing fixation still comprises kettle, be located at the kettle cover sealing device on kettle top, be built in thing fixture to be dyed in kettle, be located at supercritical fluid import on kettle and supercritical fluid outlet and for keeping the insulation jacket of kettle temperature.
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| CN201210324424.4A CN102817194B (en) | 2012-09-04 | 2012-09-04 | Method and device for static dyeing by adopting supercritical fluid |
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| DE10251136A1 (en) * | 2002-10-31 | 2004-05-19 | Uhde High Pressure Technologies Gmbh | Process for coloring materials in compressed carbon dioxide |
| CN100473774C (en) * | 2006-10-27 | 2009-04-01 | 美晨集团股份有限公司 | Dyeing caldron in supercritical CO2 dyeing device |
| CN102296469B (en) * | 2011-07-07 | 2013-05-08 | 苏州大学 | Natural fiber dyeing method in supercritical carbon dioxide fluid |
| CN202881672U (en) * | 2012-09-04 | 2013-04-17 | 广东出色无水印染科技有限公司 | Static dying device adopting supercritical fluid |
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| EP3532670A4 (en) * | 2016-10-27 | 2020-06-17 | Ashok Baser, Swapneshu | Process for dyeing of textile materials using supercritical fluid |
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