CN102776740B - Supercritical carbon dioxide garment dyeing kettle and waterless dyeing method thereof - Google Patents
Supercritical carbon dioxide garment dyeing kettle and waterless dyeing method thereof Download PDFInfo
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- CN102776740B CN102776740B CN201210248042.8A CN201210248042A CN102776740B CN 102776740 B CN102776740 B CN 102776740B CN 201210248042 A CN201210248042 A CN 201210248042A CN 102776740 B CN102776740 B CN 102776740B
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- 238000004043 dyeing Methods 0.000 title claims abstract description 97
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 96
- 238000009972 garment dyeing Methods 0.000 title claims abstract description 60
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 48
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims description 24
- 239000012530 fluid Substances 0.000 claims abstract description 32
- 238000010438 heat treatment Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 239000000975 dye Substances 0.000 claims description 47
- 239000004744 fabric Substances 0.000 claims description 20
- 238000009826 distribution Methods 0.000 claims description 13
- 239000000835 fiber Substances 0.000 claims description 7
- 239000000725 suspension Substances 0.000 claims description 7
- 229920000742 Cotton Polymers 0.000 claims description 6
- 239000004952 Polyamide Substances 0.000 claims description 4
- 229920004933 Terylene® Polymers 0.000 claims description 4
- 239000000986 disperse dye Substances 0.000 claims description 4
- 229920002647 polyamide Polymers 0.000 claims description 4
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 4
- 210000002268 wool Anatomy 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 3
- 239000000982 direct dye Substances 0.000 claims description 2
- 239000000985 reactive dye Substances 0.000 claims description 2
- 230000015556 catabolic process Effects 0.000 abstract 1
- 238000006731 degradation reaction Methods 0.000 abstract 1
- 239000004753 textile Substances 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 239000007788 liquid Substances 0.000 description 6
- 229920000728 polyester Polymers 0.000 description 6
- 238000004040 coloring Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000009940 knitting Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000010186 staining Methods 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004061 bleaching Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 239000001045 blue dye Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- AJDUTMFFZHIJEM-UHFFFAOYSA-N n-(9,10-dioxoanthracen-1-yl)-4-[4-[[4-[4-[(9,10-dioxoanthracen-1-yl)carbamoyl]phenyl]phenyl]diazenyl]phenyl]benzamide Chemical compound O=C1C2=CC=CC=C2C(=O)C2=C1C=CC=C2NC(=O)C(C=C1)=CC=C1C(C=C1)=CC=C1N=NC(C=C1)=CC=C1C(C=C1)=CC=C1C(=O)NC1=CC=CC2=C1C(=O)C1=CC=CC=C1C2=O AJDUTMFFZHIJEM-UHFFFAOYSA-N 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000001044 red dye Substances 0.000 description 1
- 238000013112 stability test Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- 239000002699 waste material Substances 0.000 description 1
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Images
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
- 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
-
- 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
-
- 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
- D06B5/00—Forcing liquids, gases or vapours through textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing impregnating
- D06B5/12—Forcing liquids, gases or vapours through textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing impregnating through materials of definite length
- D06B5/24—Forcing liquids, gases or vapours through textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing impregnating through materials of definite length through articles, e.g. stockings
Abstract
The invention relates to a supercritical carbon dioxide garment dyeing kettle. The supercritical carbon dioxide garment dyeing kettle comprises a cylinder body and a garment dyeing barrel body, wherein the garment dyeing barrel body is fixed in the cylinder body; a movable sealing cover is installed at the upper end of the cylinder body, a carbon dioxide fluid outlet is arranged at the lower end of the cylinder body, and a carbon dioxide fluid inlet is arranged at the upper part of the cylinder body; a heating jacket is fixedly arranged on the outer side of the cylinder body; and a heating medium outlet is arranged at the upper end of one side of the heating jacket, and a heating medium inlet is arranged at the lower end of the other side of the heating jacket. The supercritical carbon dioxide garment dyeing kettle is characterized in that an area distributor is fixedly arranged at the center of a support plate at the bottom of the garment dyeing barrel body, and divides the garment dyeing barrel body into three areas, namely, a clothes rack area I, a trousers rack area II and an ornament rack area III; a hole is formed in the support plate at the bottom of the garment dyeing barrel and the diameter of the hole is corresponding to the hole diameter of the cylinder body. According to the supercritical carbon dioxide garment dyeing kettle, the influence on degradation factors of fluid flow in the garment dyeing can be improved, and the dyeing uniformity and the dye-uptake can be improved.
Description
Technical field
The invention belongs to textile printing and dyeing field, relate to supercritical carbon dioxide garment dyeing still and non-aqueous dyeing method thereof, more particularly, relate to the dyeing caldron that is suitable for garment dyeing in a kind of supercritical CO 2 dyeing device.
Background technology
Garment dyeing refers to grey cloth or through the semi-products of the pre-treatment of scouringing and bleaching and is sewn into the process dyeing again after clothes.Most garment dyeing is to dye after the semi-products fabric through scouringing and bleaching is made to openpore ready-made clothes again.Garment dyeing with short production cycle, thus can well adapt to epidemic rate fast, change large clothes industry, be more and more subject to market and welcome.But the garment dyeing of present stage still rests on traditional colouring method, after dyeing finishes, need bleed off raffinate, through multiple tracks clear water, wash.Because traditional garment dyeing operation is many, can not meet the requirement of sustainable development under low-carbon economy; Simultaneously along with people are going deep into gradually of studying aspect supercritical fluid, for solid foundation has been established in the development of supercritical CO 2 dyeing technology.Supercritical carbon dioxide garment dyeing technology, is to utilize supercritical carbon dioxide fluid to dye to ready-made clothes in supercritical carbon dioxide device, anhydrous, without the condition of chemical assistant under method to garment dyeing.Its dyeing flow process is short, and the dyestuff and the carbon dioxide that participate in dyeing are all recyclable, and after dyeing, ready-made clothes does not need washing, has reduced dyeing cost.And only to garment dyeing, non waste edge, real energy-conserving and environment-protective, meet the demand for development of low-carbon economy, from source, have realized energy-saving and emission-reduction.
At present in the dyeing caldron of supercritical CO 2 dyeing device, ready-made clothes fabric is wrapped in and on staining rack, realizes the dyeing course of supercritical carbon dioxide fluid to ready-made clothes, because existing garment dyeing device exists certain defect, the contact area of dye liquor and ready-made clothes fabric is inhomogeneous; Handling difficulty before and after dyeing; And cannot guarantee the level-dyeing property of openpore ready-made clothes in dyeing etc.Therefore, in order to realize supercritical carbon dioxide garment dyeing, this patent has been invented a kind of dyeing caldron that is suitable for garment dyeing, can increase the area that ready-made clothes directly contacts with dye liquor, ready-made clothes dyeing and finishing is effective, quality is high, energy consumption is low, has improved dye-uptake and the level-dyeing property of dyeing.
Summary of the invention
The object of the present invention is to provide a kind of supercritical carbon dioxide garment dyeing still, comprise cylinder body and garment dyeing cylindrical shell, garment dyeing cylindrical shell is fixed in cylinder body; Movable sealing lid is equipped with in the upper end of cylinder body, lower end is provided with CO 2 fluid outlet, and the top of cylinder body is provided with CO 2 fluid entrance; Cylinder body outside is fixed with heating jacket; The upper end of heating jacket one side is provided with heat medium outlet, and the lower end of opposite side is provided with heat medium entrance; The barrel that it is characterized in that described garment dyeing cylindrical shell is provided with hole I; The bottom support plate center of garment dyeing cylindrical shell is fixed with area distribution device, and described area distribution device is divided into three regions by garment dyeing cylindrical shell, clothes stand district I, trousers frame district Ⅱ, ornament holder district III; Described clothes stand district I is fixed with clothes support body; Described trousers frame district II is fixed with trousers support body; Described ornament holder district III is fixed with ornaments support body; Described clothes support body, trousers support body and ornaments support body are equipped with hole III; The pore size that described bottom support plate is also provided with ⅡYu hole, Ⅱ，Qie hole, hole I is identical.
Feature based on supercritical CO 2 dyeing device, textile dyeing is at present all that fabric is wrapped on staining rack, but it is inhomogeneous to be wound around tightness, and during dyeing, dye liquor is large at loose place flow, and closely place even cannot pass through, and will cause serious look flower.Therefore in order to improve the flow distribution impact of supercritical carbon dioxide fluid in garment dyeing and the problems such as uniformity of dyeing, further improvement of the present invention is, in dyeing caldron, adopt the central support posts of entity structure, garment dyeing cylindrical shell is divided into trisection.Central supported intercolumniation is 3 regions preferably, JiⅠ district is welded with clothes stand, II district welding trousers Jia,Ⅲ district welding ornament holder, and by clothes be directly enclosed within on clothes stand, trousers are enclosed within on trousers frame from top to bottom, the ornaments such as scarf, towel, gloves are wrapped in ornament holder.Both play the effect of loading ready-made clothes fabric, guaranteed again the circulation of dye liquor medium among a small circle.And the design of special clothes stand, trousers frame, ornament holder to have reduced the structure position dyeing rates such as neckline in ready-made clothes, cuff, seam crossing slower, the problem such as dyeing course and product feel are wayward.Reduced the mobile flux depression of dye liquor, each interval pressure that dyes differs less, has improved dye-uptake and dyeing speed simultaneously.In addition, the uniformity of textile dyeing depends on the fabric pressure distribution of each point and variation of flow velocity in dyeing course.Adopt trisection solid construction center brace panel, the contact action of supercritical carbon dioxide fluid and fabric fibre strengthens, mass tranfer coefficient and contact area be corresponding increase all, fluid-phase is accelerated the speed by tissue layer, promoted the solvability of CO 2 fluid, supercritical carbon dioxide fluid from inside to outside passes through that the pressure loss of fabric each point is less, and fabric each point pressure distribution is more even, can relatively shorten dyeing time simultaneously.
Arbitrary technical scheme in above-mentioned dyeing caldron of the present invention, the upper end of described area distribution device is fixed with suspension ring.Dyeing tube body can be proposed fast, for convenience detach.
Arbitrary technical scheme in above-mentioned dyeing caldron of the present invention, described movable sealing lid is comprised of seal cover and alignment pin, and alignment pin is fixed in seal cover; Movable sealing lid is connected with garment dyeing cylindrical shell by opening soon clip.
Arbitrary technical scheme in above-mentioned dyeing caldron of the present invention, the hole III size of clothes support body, trousers support body and ornaments support body is preferably 20mm;
Adopt 20mm compared with small holes, can make dye liquor uniformly penetrating, fluid well-distributing flows, and improves dye-uptake and the level-dyeing property of dyed clothes.
Another object of the present invention is to provide a kind of supercritical carbon dioxide garment dyeing method, described method dyes by arbitrary garment dyeing still described above.
In above-mentioned colouring method of the present invention, the dyeing condition of described method is: 40～170 ℃ of temperature, under pressure 15～26MPa, 20～120min dyes; Wherein, dyestuff and ready-made clothes mass ratio are 1:4～1:20.
Arbitrary technical scheme in above-mentioned colouring method of the present invention, the fiber of ready-made clothes fabric is preferably terylene, polyamide fibre, wool, silk, cotton or BLENDED FABRIC.
Arbitrary technical scheme in above-mentioned colouring method of the present invention, dyestuff is preferably DISPERSE DYES, REACTIVE DYES, reactive disperse dyes and direct dyes.
In the present invention, the preferred clothes of dyed clothes fabric has T-shirt, sweater, sweater, shirt; Trousers have sport pants, casual pants; Ornaments have scarf, silk scarf, gloves, socks.
The present invention, by the evaluation of GB/T3921-1997 textile color stability test COLOR FASTNESS, carries out ready-made clothes fabric color fastness test analysis.Result shows that colour fastness to rubbing and the water-fastness COLOR FASTNESS of dying rear ready-made clothes fabric all can reach and take requirement: colour fasteness to rubbing can reach 3～5 grades, and water-fastness COLOR FASTNESS also can reach 3～5 grades.
Outstanding feature of the present invention exists:
1, the clothes support body in the present invention, trousers support body and ornaments support body are provided with the hole of 20mm, can realize the dyeing of supercritical carbon dioxide fluid to openpore ready-made clothes.In dyeing, without the participation of water, dyestuff and carbon dioxide are all recyclable, after dyeing finishes, without post processing, have shortened the production cycle, and real energy-conserving and environment-protective, meet the demand for development of low-carbon economy.
2, process is simple and convenient, with short production cycle, and dyeing quality is good, remarkable in economical benefits.Changed the long shortcoming of inter-trade, too many levels, delivery date of traditional dress processing.Shade of Dyed Textiles is natural, abundant and diversified, can catch up with at any time the dynamic change in market, has catered to the fast-changing demand in popular market.The needs that this ready-made clothes dyeing technology is applicable to all kinds of garment production, the producer that dyes dyes to clothes.
3, the present invention has realized the dyeing of supercritical carbon dioxide fluid to ready-made clothes, its advantage is owing to adopting custom-designed dyeing cylindrical shell, the central support posts of solid construction and staining rack have formed the mobile path of fluid media (medium), and dyeing cylindrical shell is divided into three impartial regions, can increase the surface area directly contacting between ready-made clothes and dye liquor, improve the impact of the mobile decay factor of fluid in garment dyeing, improved the uniformity and the dye-uptake of dyeing; Can maximally utilise the space in dyeing caldron, realize small lot, many kinds, the processing of multi-functional garment dyeing simultaneously.
4, the present invention realized the structure positions such as the neckline in ready-made clothes, cuff, seam crossing on dye, solved the dyeing rates such as neckline, cuff, seam crossing slower, dyeing course and product feel are wayward, the problems such as level-dyeing property, poor reproducibility.
Accompanying drawing explanation
Accompanying drawing 5 width of the present invention,
Fig. 1 is the structural representation of dyeing caldron;
Fig. 2 is the top view of dyeing caldron;
Fig. 3 is the structural representation of clothes stand;
Fig. 4 is the structural representation of trousers frame;
Fig. 5 is the structural representation of ornament holder;
Wherein, 1, cylinder body, 2, garment dyeing cylindrical shell, 3, CO 2 fluid outlet, 4, CO 2 fluid entrance, 5, heating jacket, 6, heat medium outlet, 7, heat medium entrance, 8, hole I, 9, movable sealing lid, 10, bottom support plate, 11, area distribution device, 12, clothes stand district I, 13, trousers frame district Ⅱ，14, ornament holder district III, 15, clothes support body, 16, trousers support body, 17, ornaments support body, 18, hole II, 19, suspension ring, 20, hole III, 901, seal cover, 902, open clip soon, 903, alignment pin.
The specific embodiment
Following non-limiting example can make the present invention of those of ordinary skill in the art's comprehend, but does not limit the present invention in any way.
Embodiment 1
The present invention in conjunction with the accompanying drawings.
Supercritical carbon dioxide garment dyeing still of the present invention, comprises cylinder body 1 and garment dyeing cylindrical shell 2, and garment dyeing cylindrical shell 2 is fixed in cylinder body 1; Movable sealing lid 9 is equipped with in the upper end of cylinder body 1, lower end is provided with CO 2 fluid outlet 3, and the top of cylinder body 1 is provided with CO 2 fluid entrance 4; Cylinder body 1 outside is fixed with heating jacket 5; The upper end of heating jacket 5 one sides is provided with heat medium outlet 6, and the lower end of opposite side is provided with heat medium entrance 7; The barrel that it is characterized in that described garment dyeing cylindrical shell 2 is provided with hole I 8; The bottom support Ban10 center of garment dyeing cylindrical shell 2 is fixed with area distribution device 11, and described area distribution device 11 is divided into three regions by garment dyeing cylindrical shell 2, clothes stand district I 12, trousers frame district Ⅱ13, ornament holder district III 14; Described clothes stand district I 12 is fixed with clothes support body 15; Described trousers frame district II 13 is fixed with trousers support body 16; Described ornament holder district III 14 is fixed with ornaments support body 17; Described clothes support body 15, trousers support body 16 and ornaments support body 17 are equipped with hole III 20; Described bottom support plate 10 is also provided with hole II 18, and hole II 18 is identical with the pore size of hole I 8.The upper end of described area distribution device 11 is fixed with suspension ring 19.Described movable sealing lid 9 is comprised of seal cover 901 and alignment pin 903, and alignment pin 903 is fixed in seal cover 901; Movable sealing lid 9 is connected with garment dyeing cylindrical shell 2 by opening soon clip 902.
When using dyeing caldron of the present invention, those skilled in the art is known according to prior art, and CO 2 fluid entrance 4 is connected with the dyestuff still that takes up dyestuff; CO 2 fluid carries dyestuff and enters in dyeing caldron by CO 2 fluid entrance 4, and then supercritical carbon dioxide fluid enters into ready-made clothes cylindrical shell 2, and ready-made clothes is dyeed; Dyestuff after dyeing flows out from CO 2 fluid outlet 3.The present invention is directly enclosed within corresponding clothes support body 15 by ready-made clothes fabric, and on trousers support body 16 and ornaments support body 17, and upper and lower two ready-made clothes fabrics are evenly tight, and skin is covered with the white yarn of a cylindrical shape, plays the effect of level dyeing effect and fixed fabric.Whole process flows to by circulating pump varying cyclically dye liquor, makes dye liquor realize the circulation in dyeing unit, realize dyeing course inside and outside dye, reach level dyeing.Due to constantly flowing of supercritical carbon dioxide fluid, mass transport process and contact action are reinforced, and have improved the dye-uptake of fabric.
Embodiment 2
By dispersive red dye 5kg, be placed in the dyestuff still of supercritical CO 2 dyeing device.Use special equipment (as electric hoist), open the suspension ring that lift of dyeing tube in the dyeing caldron of supercritical CO 2 dyeing device, propose whole dyeing cylindrical shell; Open dyeing basket, by 10 of the white T-shirts of polyester cotton blending, 15 of terylene openpore sport pants, 15 of wool long filament silk scarfs, about 20kg, evenly packs in dyeing basket altogether.Then open refrigeration system, more than liquid carbon dioxide is forced into critical pressure, then more than pressurized liquid carbon dioxide being heated to critical point temperature by heat exchanger, carbon dioxide reaches critical condition.Supercritical carbon dioxide enters in the dyestuff still that dyestuff is housed in advance, with the supercritical fluid of dyestuff, by dyeing caldron, makes device reach 80 ℃ of the required target process temperature conditions of dyeing; Open high-pressure system, make device reach the required operation pressure condition 21Mpa of dyeing, through 50min, dyeed.Dyeed rear pressure release, be cooled to normality, take out the ready-made clothes after dying; And carry out the recovery of carbon dioxide and dyestuff; Dye the white T-shirt of rear polyester cotton blending, terylene openpore sport pants, wool long filament silk scarf for red, colour fasteness to rubbing is that 4 grades, water-fastness COLOR FASTNESS can reach 4 grades.
By reactive blue dye 4kg, be placed in the dyestuff still of supercritical CO 2 dyeing device.Use special equipment (as electric hoist), open the suspension ring that lift of dyeing tube in the dyeing caldron of supercritical CO 2 dyeing device, propose whole dyeing cylindrical shell; Open dyeing basket, by 20, polyester knitting shirt, 30 of textile sport pants, 30 of woolen knitting scarfs, 25 pairs of nylon elastic silk stocking, about 40kg, evenly packs in dyeing basket altogether.Then open refrigeration system, more than liquid carbon dioxide is forced into critical pressure, then more than pressurized liquid carbon dioxide being heated to critical point temperature by heat exchanger, carbon dioxide reaches critical condition.Supercritical carbon dioxide enters in the dyestuff still that dyestuff is housed in advance, with the supercritical fluid of dyestuff, by dyeing caldron, makes device reach 100 ℃ of the required target process temperature conditions of dyeing; Open high-pressure system, make device reach the required operation pressure condition 16Mpa of dyeing, through 80min, dyeed.Dyeed rear pressure release, be cooled to normality, take out ready-made clothes after dyeing; And carry out the recovery of carbon dioxide and dyestuff; Dye rear polyester knitting shirt, textile sport pants, woolen knitting scarf, nylon elastic silk stocking for blue, colour fasteness to rubbing is that 3-4 level, water-fastness COLOR FASTNESS can reach 3-4 level.
Embodiment 4
By direct yellow dye 3kg, be placed in the dyestuff still of supercritical CO 2 dyeing device.Use special equipment (as electric hoist), open the suspension ring that lift of dyeing tube in the dyeing caldron of supercritical CO 2 dyeing device, propose whole dyeing cylindrical shell; Open dyeing basket, by 35 of 30 of polyester cotton blending T-shirts, 35 of textile casual pantses, polyamide fibre gloves 20 pairs and silk silk scarfs, about 60kg, evenly packs in dyeing basket altogether.Then open refrigeration system, more than liquid carbon dioxide is forced into critical pressure, then more than pressurized liquid carbon dioxide being heated to critical point temperature by heat exchanger, carbon dioxide reaches critical condition.Supercritical carbon dioxide enters in the dyestuff still that dyestuff is housed in advance, with the supercritical fluid of dyestuff, by dyeing caldron, makes device reach 50 ℃ of the required target process temperature conditions of dyeing; Open high-pressure system, make device reach the required operation pressure condition 22Mpa of dyeing, through 40min, dyeed.Dyeed rear pressure release, be cooled to normality, take out ready-made clothes after dyeing; And carry out the recovery of carbon dioxide and dyestuff; Dye rear polyester cotton blending T-shirt, textile casual pants, polyamide fibre gloves and silk silk scarf for yellow, colour fasteness to rubbing is that 3 grades, water-fastness COLOR FASTNESS can reach 3 grades.
Claims (7)
1. a supercritical carbon dioxide garment dyeing still, comprises cylinder body (1) and garment dyeing cylindrical shell (2), and garment dyeing cylindrical shell (2) is fixed in cylinder body (1); Movable sealing lid (9) is equipped with in the upper end of cylinder body (1), lower end is provided with CO 2 fluid outlet (3), and the top of cylinder body (1) is provided with CO 2 fluid entrance (4); Cylinder body (1) outside is fixed with heating jacket (5); The upper end of heating jacket (5) one sides is provided with heat medium outlet (6), and the lower end of opposite side is provided with heat medium entrance (7); The barrel that it is characterized in that described garment dyeing cylindrical shell (2) is provided with hole I (8); Bottom support plate (10) center of garment dyeing cylindrical shell (2) is fixed with area distribution device (11), described area distribution device (11) is divided into three regions by garment dyeing cylindrical shell (2), clothes stand district I (12), trousers frame district II (13), ornament holder district III (14); Described clothes stand district I (12) is fixed with clothes support body (15); Described trousers frame district's II (13) is fixed with trousers support body (16); Described ornament holder district III (14) is fixed with ornaments support body (17); Described clothes support body (15), trousers support body (16) and ornaments support body (17) are equipped with hole III (20); Described bottom support plate (10) is also provided with hole II (18), and hole II (18) is identical with the pore size of hole I (8).
2. supercritical carbon dioxide garment dyeing still according to claim 1, is characterized in that the upper end of described area distribution device (11) is fixed with suspension ring (19).
3. supercritical carbon dioxide garment dyeing still according to claim 1, is characterized in that described movable sealing lid (9) is comprised of seal cover (901) and alignment pin (903), and alignment pin (903) is fixed in seal cover (901); Movable sealing lid (9) is connected with garment dyeing cylindrical shell (2) by opening soon clip (902).
4. a supercritical carbon dioxide garment dyeing method, is characterized in that dyeing by garment dyeing still claimed in claim 1.
5. supercritical carbon dioxide garment dyeing method according to claim 4, is characterized in that the dyeing condition of described method is: 40～170 ℃ of temperature, under pressure 15～26MPa, 20～120min dyes; Wherein, the mass ratio of dyestuff and ready-made clothes is 1:4～1:20.
6. supercritical carbon dioxide garment dyeing method according to claim 5, is characterized in that the fiber of described ready-made clothes is terylene, polyamide fibre, wool, silk, cotton or BLENDED FABRIC.
7. supercritical carbon dioxide garment dyeing method according to claim 5, is characterized in that described dyestuff is DISPERSE DYES, REACTIVE DYES, reactive disperse dyes or direct dyes.
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| CN105040325B (en) * | 2015-07-14 | 2017-01-25 | 大连工业大学 | Supercritical carbon dioxide fluid proofing device and dyeing method |
| CN106835560B (en) * | 2016-11-21 | 2019-08-16 | 大连工业大学 | A kind of industrialization supercritical CO of polynary dyeing and finishing kettle and 1000L or more scale2Liquid waterless equipment for dyeing and finishing |
| CN108893899B (en) * | 2018-07-13 | 2023-07-04 | 青岛即发集团股份有限公司 | Supercritical dyeing dye kettle, dyeing method and dyeing equipment |
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| US5201959A (en) * | 1990-08-01 | 1993-04-13 | Fuller Benjamin F | Apparatus for dyeing carpet |
| CN1807742A (en) * | 2005-12-26 | 2006-07-26 | 大连轻工业学院 | Dying still in supercritical CO2 dyeing device |
| CN101812810A (en) * | 2010-04-27 | 2010-08-25 | 大连工业大学 | Supercritical carbon dioxide dyeing method of ready-made clothes |
-
2012
- 2012-07-17 CN CN201210248042.8A patent/CN102776740B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4953368A (en) * | 1987-05-01 | 1990-09-04 | Nikku Industry Co., Ltd. | Method of and apparatus for heat-treating bobbins of yarn |
| US5201959A (en) * | 1990-08-01 | 1993-04-13 | Fuller Benjamin F | Apparatus for dyeing carpet |
| CN1807742A (en) * | 2005-12-26 | 2006-07-26 | 大连轻工业学院 | Dying still in supercritical CO2 dyeing device |
| CN101812810A (en) * | 2010-04-27 | 2010-08-25 | 大连工业大学 | Supercritical carbon dioxide dyeing method of ready-made clothes |
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| CN102776740A (en) | 2012-11-14 |
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