CN103451884A - Method for fixing colors of textiles and device thereof - Google Patents

Method for fixing colors of textiles and device thereof Download PDF

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Publication number
CN103451884A
CN103451884A CN2013103942999A CN201310394299A CN103451884A CN 103451884 A CN103451884 A CN 103451884A CN 2013103942999 A CN2013103942999 A CN 2013103942999A CN 201310394299 A CN201310394299 A CN 201310394299A CN 103451884 A CN103451884 A CN 103451884A
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fixation
textiles
fluid
still
circulation
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CN103451884B (en
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龙家杰
崔创龙
许红梅
魏晓晨
陈�峰
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Zhongke Shouwang Waterless Dyeing Intelligent Equipment Suzhou Co ltd
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Suzhou University
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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
    • 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
    • D06B19/0005—Fixing of chemicals, e.g. dyestuffs, on textile materials

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Treatment Of Fiber Materials (AREA)

Abstract

The invention discloses a method for fixing the colors of textiles and a device thereof, and particularly discloses a technology for performing phase transfer catalytic color fixing on natural fiber textiles by adopting dispersed active dyes in a supercritical carbon dioxide fluid. The lower end of a color fixing kettle is connected with a color fixing liquid storing kettle; a fluid distributor is arranged in the color fixing liquid storing kettle; a circulation fluid is fully contacted with color fixing mixed liquid containing a color fixing alkaline accelerant and a phase transfer catalyst when flowing through the fluid distributor; the color fixing alkaline accelerant is transferred onto fibers by using a phase transfer catalyst principle, so that the reaction activity between functional groups on the fibers and dyes is increased, and color fixing of dyes on the fibers is realized. According to the method, a phase transfer catalytic color fixing method and a device thereof with a reasonable structure is adopted, so that the color fixing efficiency of dyes on textiles is increased remarkably; moreover, equipment and a process are simple, and operation is convenient.

Description

A kind of method and device thereof that textiles is carried out to fixation processing
Technical field
The present invention relates to a kind of cell arrangement and method of fiber textile being carried out to fixation processing, be particularly related to a kind of dispersed activity dyestuff that adopts to fiber textile, especially to the apparatus and method of Nature Fibre Textile product implementation phase transfer catalysis (PTC) fixation processing in supercritical carbon dioxide fluid, belong to the textile dyeing and finishing technical field.
Background technology
Supercritical carbon dioxide fluid dyeing process technology, have significant ecology, environmental protection and energy-saving and emission-reduction etc. and clean the production characteristics, significant to present situations such as the high pollution that changes the traditional textile dyeing, high energy consumptions.At present, the hydrophobic synthetic fibre textiless such as terylene adopt DISPERSE DYES, can in supercritical carbon dioxide fluid processing, obtain good Color, sample research by laboratory, progressively develop into pilot scale setting-out Demonstration Application, and existing part commercialization sample or product appear on the market (referring to bibliographical information: the supercritical CO of dacron 2dyeing pilot scale research [J]. printing and dyeing, 2013 (10): 49-53; DyeCoo Textile Systems B.V.,: Nike, Inc. announces strategic partnership to scale waterless dyeing technology. Available from:www.dyecoo.com/pdfs/press-release-nike.pdf, 2012).
Yet, in supercritical carbon dioxide fluid the hydrophilic natural fiber textile dye fixation, but relatively want complicated and much more difficult.It is generally acknowledged at present, adopt the dispersed activity dyestuff of Optimal Structure Designing, that one of feasible and easy approach realized the dyeing of Nature Fibre Textile product in supercritical carbon dioxide fluid is (referring to bibliographical information: Dyeing of cotton fabric with a reactive disperse dye in supercritical carbon dioxide, The sournal of supercritical fluids, 2012,69:13-20; Solubility of a reactive disperse dye in supercritical carbon dioxide, Coloration technology, 2012,128:127-132).One of difficult point wherein is how under supercritical carbon dioxide fluid weak acidic medium condition, effectively realizes the set of reacting of dyestuff and fiber; And, when keeping higher fixation efficiency, can reduce the fixation treatment condition, shorten the process time.
Thereby, cell arrangement and the method for research and develop textiles in supercritical carbon dioxide fluid, especially the Nature Fibre Textile product being carried out efficient fixation processing, dye fixation processing to what carry out textiles without aquation, thoroughly realize the cleaner production of textile printing and dyeing enterprises, have very important significance and wide market prospects.
Summary of the invention
The purpose of this invention is to provide a kind of device and method that fiber textile is carried out to fixation processing, provide especially a kind of in supercritical carbon dioxide fluid, adopt the dispersed activity dyestuff to fiber textile, especially the Nature Fibre Textile product are carried out the apparatus and method of phase transfer catalysis (PTC) fixation processing.
The technical solution used in the present invention is to provide a kind of device that textiles is carried out to fixation processing, and it comprises the supercritical carbon dioxide fluid system, and fixation liquid stores still and fixation still, and fixation liquid stores the bottom that still is placed in the fixation still, by jockey, seals connection; It is cylindrical cavity that described fixation liquid stores still, the built-in fluid distributor, described fluid distributor is comprised of several pipelines that are interconnected, the mouth of pipe bends towards below, one of them pipeline is the circulation of fluid inlet tube, with the supercritical carbon dioxide fluid system connectivity, remaining pipes is the circulation of fluid outlet; Described fixation still is cylindrical cavity, top has the circulation of fluid outlet, with the supercritical carbon dioxide fluid treatment system, be communicated with, porous filter is installed in the bottom of fixation still, the bottom of fluid flow guiding cover is horn opening, cover on porous filter above, the upper opening of fluid flow guiding cover is communicated with the lower port of textiles wireline reel; Described textiles wireline reel is the cylinder type hollow axle, the upper port sealing, and axle body has through hole.
The axle body material of textiles wireline reel of the present invention or the surfaces externally and internally material of axle body are Teflon or non heat conductivity material.Described porous filter is single or multiple lift tabular that is covered with 50～2000 order micropores.
Adopt device as above textiles to be carried out to the method for fixation processing, comprise the steps:
A, after supercritical carbon dioxide fluid dyeing processing, treat that the fixation treatment textiles is loose formula state and entirely is wound on the textiles wireline reel, the seamless netted infantees of outermost layer cover last layer at the coiling textiles, the textiles wireline reel is placed in to the fixation still, and lower port is communicated with the upper opening of fluid flow guiding cover;
B, in fixation liquid stores still, add the fixation mixed solution, described fixation mixed solution is the aqueous solution that comprises alkaline fixation promoter and phase transfer catalyst; Fixation liquid is stored to still to be sealed and is communicated with by jockey with the fixation still;
C, fixation liquid is stored to circulation of fluid outlet in still and fluid distributor the circulation of fluid inlet tube respectively with the supercritical carbon dioxide fluid system connectivity, open the supercritical carbon dioxide fluid system, the outlet that circulation of fluid stores still inner fluid distributor through fixation liquid enters into the fixation mixed solution, and circulation of fluid fully contacts with the fixation mixed solution; Under the effect of phase transfer catalyst, the fixation alkaline accelerator shifts and enters in hydrophobic fluid, with the functional group on textile fiber, has an effect, and realizes the phase transfer catalysis (PTC) fixation processing of textiles is processed.
Alkaline fixation promoter of the present invention is NaOH, sodium carbonate, sodium phosphate, or in micro-water environment, is hydrolyzed or decomposes generation hydroxyl OH -material; Described phase transfer catalyst is the perfluoro capryl quaternary ammonium salt, containing C 12～C 18the quaternary ammonium salt of aliphatic chain or aromatic radical.
Principle of the present invention is: adopt in fixation still lower end and be connected by jockey and special-purpose fixation liquid storage still, fixation liquid stores the built-in tubulose fluid distributor of still, and the distributor central tube is communicated with the circulation of fluid entrance that its lower end arranges; Be provided with porous filter and fluid flow guiding cover in fixation still lower end, upper end is provided with circulation of fluid outlet, built-in textiles wireline reel simultaneously; This apparatus system can conveniently be realized the external for the treatment of system by circulation of fluid entrance and circulation of fluid outlet; Supercritical carbon dioxide fluid circulation time in treatment system, fluid can store the interior fixation alkaline accelerator of still, phase transfer catalyst etc. by tubular fluid distributor and fixation liquid and fully contact, and under the effect of phase transfer catalyst, the fixation alkaline accelerator is shifted and enters in hydrophobic fluid, and and then with the functional group on fiber, have an effect, thereby improved the activity of reacting of functional group and dyestuff on the fiber, and the fixation efficiency of dyestuff on fiber.
Due to the utilization of technique scheme, compared with prior art, the present invention has obtained breakthrough anhydrous the dying aspect fixation processing of the supercritical carbon dioxide fluid to textiles especially Nature Fibre Textile product, and the colour fixation of product is remarkable, and has practicality.Technical solution of the present invention also has simple, the easy to operate characteristics of equipment and process, and market application foreground is wide.
The accompanying drawing explanation
Fig. 1 is the structural representation of the device of textiles fixation processing in the supercritical carbon dioxide fluid that provides of the embodiment of the present invention;
Fig. 2 is the comparative graph of the different technology conditions that provides of the embodiment of the present invention to textiles fixation treatment result;
In Fig. 1: 1, circulation of fluid inlet tube; 2, fixation liquid stores still; 3, fixation mixed solution; 4, fluid distributor; 5, filter; 6, jockey; 7, fluid flow guiding cover; 8, textiles wireline reel; 9, fixation still; 10, pending textiles; 11, circulation of fluid outlet.
The specific embodiment
Below in conjunction with drawings and Examples, technical solution of the present invention is further described.
Embodiment 1
Referring to accompanying drawing 1, it is a kind of structural representation that textiles is carried out to the fixation processing unit (plant) that the present embodiment provides, it comprises that fixation liquid stores still, fixation still and, with the supercritical carbon dioxide fluid treatment system of circulating pump, omitted the supercritical carbon dioxide fluid treatment system with circulating pump in figure.
It is cylindrical cavity that fixation liquid stores still 2, inside be provided with inversion " mountain " type tubular fluid distributor 4, it is comprised of three pipelines that are interconnected, the mouth of pipe bends towards below, two pipelines wherein are the circulation of fluid outlet, the pipeline that is positioned at center is circulation of fluid inlet tube 1, stores opening and the supercritical carbon dioxide fluid system connectivity of still lower end through fixation liquid, and fixation liquid stores still and fixation still 9 is connected as a single entity through jockey 6.The fixation still is cylindrical cavity, lower end is provided with filter 5 and tubaeform fluid flow guiding cover 7 at the jockey place, top is provided with circulation of fluid outlet 11, the textiles wireline reel 8 of pending textiles is arranged by the dress volume in the fixation still, the lower end of textiles wireline reel is the opening shape, with the fluid flow guiding cover of its below, be communicated with, the upper end of axle is closed, have through hole on the axle body of textiles wireline reel, the axle body material is Teflon or non heat conductivity material, or its surfaces externally and internally material is Teflon or non heat conductivity material, fixation liquid stores still and fixation still and realizes and being connected of supercritical carbon dioxide fluid system by the circulation of fluid entrance on it and circulation of fluid outlet.Add man-hour, fixation mixed solution 3 is joined to fixation liquid and store in still, the mouth of pipe of the circulation of fluid outlet conduit of fluid distributor is placed in solution, and pending weaving 10 is loose formula state and entirely is wound on the textiles wireline reel.In the present embodiment, filter is the single or multiple lift board-like material that is covered with 50～2000 order micropores.
During this device busy, concrete operation method comprises the steps:
Pending weaving is to loose formula state entirely to be wound on the textiles wireline reel, and overlap the seamless netted infantees of last layer at the outermost layer of coiling textiles, then be placed in the fixation still, and the openend of textiles wireline reel well is communicated with the fluid flow guiding cover downwards.
According to predetermined color fixing process requirement, store in still and add the fixation mixed solution at fixation liquid, the mixed aqueous solution that the fixation mixed solution is appropriate alkaline fixation promoter and appropriate phase transfer catalyst, alkalescence fixation promoter can comprise NaOH, sodium carbonate, sodium phosphate class, or it in micro-water environment, is hydrolyzed or decomposes can produce hydroxyl (OH -) material, phase transfer catalyst is perfluoro capryl quaternary ammonium salt (FC-134) class or containing C 12～C 18the quaternary ammonium salt material of aliphatic chain or aromatic radical, store still by fixation liquid and be connected sealing with the fixation still by jockey, forms combination unit.
By combination unit through the outlet of circulation of fluid entrance and circulation of fluid and external connection of supercritical carbon dioxide fluid treatment system with circulating pump, maybe this combination unit is placed in to a supercritical carbon dioxide fluid with circulating device and processes kettle, again by predetermined color fixing process flow process and parameter, start circulating pump or device in outer welding system, make circulation of fluid pass through fixation liquid and store tubulose fluid distributor in still, realize itself and fixation alkaline accelerator, the abundant contact of phase transfer catalyst etc., and under the effect of phase transfer catalyst, the fixation alkaline accelerator is transferred and enters in hydrophobic fluid, and and then with the functional group on fiber, have an effect, improved the reaction activity of functional group on the fiber, thereby improved the fixation efficiency of dyestuff on the fiber, final effectively the realization processed the phase transfer catalysis (PTC) fixation processing of textiles.
After the heat-insulation pressure keeping fixation completes, fluid stops circulation, and, to the fixation system decompression, utilizes external separation and recovery system separated and reclaim fixation promoter, phase transfer catalyst and fluid in the fixation circulatory system.Open jockey after pressure release finishes, and take out the textiles after fixation treatment.
Fixation liquid is stored to residual fixation treatment mixed liquor in still and reclaimed, or continue use after adding component.
Referring to accompanying drawing 2, it is to adopt the described method of the present embodiment to dispersed activity red (containing a vinyl active group, consumption is 0.2% o.m.f) dry state dyeing pure cotton woven fabric (102.0g/m 2), through different fixation treatment time obtained experimental result.The concrete technology condition of fixation treatment is: 140 ℃ of system pressure 12.0MPa, temperature store in still and add fixation promoter (Na at fixation liquid 2cO 3) with the mixed solution amount of phase transfer catalyst (FC-134) be 16.50g(solid content 10%; Na 2cO 3with the mol ratio of FC-134 be 3:1).The surperficial color depth value of dispersed activity red on COTTON FABRIC after the present embodiment method fixation processing wherein
Figure 2013103942999100002DEST_PATH_IMAGE002
, fixation efficiency Fix (%) analysis test method, the Chinese invention patent that is CN 102392367A referring to publication number " color-fixing method of reactive disperse dyes in the low pressure CO 2 medium ".
In Fig. 2, result can be found out, adopts apparatus of the present invention and supporting implementation method, utilizes the phase transfer catalyst effect, can effectively improve in supercritical carbon dioxide fluid the dispersed activity red in the fixation surface of dry state pure cotton woven fabric color depth value
Figure 2013103942999100002DEST_PATH_IMAGE004
with fixation efficiency.And, under this experiment condition, the phase transfer catalysis (PTC) colour fixation improves with processing the time proper extension, when the fixation time reaches 60min～100min, the fixation surface color depth value of dyestuff on fiber
Figure 51018DEST_PATH_IMAGE004
can reach the highest with fixation efficiency, be respectively 0.308 and 96.4%, demonstrate more significant catalytic fixation effect.
Devices and methods therefor provided by the invention has practicality preferably anhydrous to textiles, the especially supercritical carbon dioxide fluid of Nature Fibre Textile product in dying fixation processing, and have and improve the fixation efficiency of dispersed activity dyestuff on textiles, shorten the advantage such as fixation time, and its equipment and process is simple, easy to operate, thereby application prospect is boundless.

Claims (6)

1. a device that textiles is carried out to fixation processing, it is characterized in that: it comprises the supercritical carbon dioxide fluid system, fixation liquid stores still (2) and fixation still (9), and fixation liquid stores the bottom that still (2) is placed in fixation still (9), by jockey (6) sealing, is communicated with; It is cylindrical cavity that described fixation liquid stores still (2), built-in fluid distributor (4), described fluid distributor (4) is comprised of several pipelines that are interconnected, the mouth of pipe bends towards below, one of them pipeline is circulation of fluid inlet tube (1), with the supercritical carbon dioxide fluid system connectivity, remaining pipes is the circulation of fluid outlet; Described fixation still (9) is cylindrical cavity, top has circulation of fluid outlet (11), with the supercritical carbon dioxide fluid treatment system, be communicated with, porous filter (5) is installed in the bottom of fixation still (9), the bottom of fluid flow guiding cover (7) is horn opening, cover on porous filter (5) above, the upper opening of fluid flow guiding cover (7) is communicated with the lower port of textiles wireline reel (8); Described textiles wireline reel (8) is the cylinder type hollow axle, the upper port sealing, and axle body has through hole.
2. a kind of device that textiles is carried out to fixation processing according to claim 1, it is characterized in that: the axle body material of described textiles wireline reel (8) or the surfaces externally and internally material of axle body are Teflon or non heat conductivity material.
3. a kind of device that textiles is carried out to fixation processing according to claim 1 is characterized in that: what described porous filter (5) was the single or multiple lift that is covered with 50～2000 order micropores is tabular.
4. one kind is utilized device claimed in claim 1 textiles to be carried out to the method for fixation processing, it is characterized in that comprising the steps:
A, after supercritical carbon dioxide fluid dyeing processing, treat that the fixation treatment textiles is loose formula state and entirely is wound on the textiles wireline reel, the seamless netted infantees of outermost layer cover last layer at the coiling textiles, the textiles wireline reel is placed in to the fixation still, and lower port is communicated with the upper opening of fluid flow guiding cover;
B, in fixation liquid stores still, add the fixation mixed solution, described fixation mixed solution is the aqueous solution that comprises alkaline fixation promoter and phase transfer catalyst; Fixation liquid is stored to still to be sealed and is communicated with by jockey with the fixation still;
C, fixation liquid is stored to circulation of fluid outlet in still and fluid distributor the circulation of fluid inlet tube respectively with the supercritical carbon dioxide fluid system connectivity, open the supercritical carbon dioxide fluid system, the outlet that circulation of fluid stores still inner fluid distributor through fixation liquid enters into the fixation mixed solution, and circulation of fluid fully contacts with the fixation mixed solution; Under the effect of phase transfer catalyst, the fixation alkaline accelerator shifts and enters in hydrophobic fluid, with the functional group on textile fiber, has an effect, and realizes the phase transfer catalysis (PTC) fixation processing of textiles is processed.
5. a kind of method of textiles being carried out to fixation processing according to claim 4, it is characterized in that: described alkaline fixation promoter is NaOH, sodium carbonate, sodium phosphate, or hydrolysis or decomposes produce hydroxyl OH in micro-water environment -material.
6. a kind of method of textiles being carried out to fixation processing according to claim 4 is characterized in that: described phase transfer catalyst is the perfluoro capryl quaternary ammonium salt, containing C 12～C 18the quaternary ammonium salt of aliphatic chain or aromatic radical.
CN201310394299.9A 2013-09-03 2013-09-03 Method for fixing colors of textiles and device thereof Active CN103451884B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104034633A (en) * 2014-06-10 2014-09-10 苏州大学张家港工业技术研究院 Model for determining diffusivity of dye in color paste
CN109281088A (en) * 2018-11-14 2019-01-29 苏州大学 A kind of supercritical carbon dioxide fluid mercerization finish method of wool spinning product

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Publication number Priority date Publication date Assignee Title
WO2006049503A2 (en) * 2004-11-04 2006-05-11 Feyecon Development & Implementation B.V. A method of dyeing a substrate with a reactive dyestuff in supercritical or near supercritical carbon dioxide
CN201033850Y (en) * 2006-11-13 2008-03-12 香港生产力促进局 Supercritical CO2Warp beam dyeing system
CN102392367A (en) * 2011-07-07 2012-03-28 苏州大学 Method for fixing reactive disperse dyes in low-pressure carbon dioxide medium
CN102817194A (en) * 2012-09-04 2012-12-12 广东出色无水印染科技有限公司 Method and device for static dyeing by adopting supercritical fluid

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006049503A2 (en) * 2004-11-04 2006-05-11 Feyecon Development & Implementation B.V. A method of dyeing a substrate with a reactive dyestuff in supercritical or near supercritical carbon dioxide
CN201033850Y (en) * 2006-11-13 2008-03-12 香港生产力促进局 Supercritical CO2Warp beam dyeing system
CN102392367A (en) * 2011-07-07 2012-03-28 苏州大学 Method for fixing reactive disperse dyes in low-pressure carbon dioxide medium
CN102817194A (en) * 2012-09-04 2012-12-12 广东出色无水印染科技有限公司 Method and device for static dyeing by adopting supercritical fluid

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104034633A (en) * 2014-06-10 2014-09-10 苏州大学张家港工业技术研究院 Model for determining diffusivity of dye in color paste
CN109281088A (en) * 2018-11-14 2019-01-29 苏州大学 A kind of supercritical carbon dioxide fluid mercerization finish method of wool spinning product

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Application publication date: 20131218

Assignee: Jiangsu Danmao Textile Co., Ltd.

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Denomination of invention: Method for fixing colors of textiles and device thereof

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Patentee after: Zhongke Shouwang waterless dyeing intelligent equipment (Suzhou) Co.,Ltd.

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