CN103215830B - A kind of production technology and production equipment thereof staying white effect pure-cotton fabric - Google Patents
A kind of production technology and production equipment thereof staying white effect pure-cotton fabric Download PDFInfo
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- CN103215830B CN103215830B CN201310084638.3A CN201310084638A CN103215830B CN 103215830 B CN103215830 B CN 103215830B CN 201310084638 A CN201310084638 A CN 201310084638A CN 103215830 B CN103215830 B CN 103215830B
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- cotton fabric
- pure cotton
- pure
- reactive dyes
- paste
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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
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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
- D06B11/00—Treatment of selected parts of textile materials, e.g. partial dyeing
- D06B11/0056—Treatment of selected parts of textile materials, e.g. partial dyeing of fabrics
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- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
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Abstract
Stay production technology and the production equipment thereof of white effect pure-cotton fabric, production technology comprises pre-treatment → alkali immerging → blade coating color paste → cold dome fixation → wash away loose colour; Described blade coating color paste is stick with paste in the pure cotton fabric back side blade coating REACTIVE DYES of padding alkali lye; Described cold dome fixation is the pure cotton fabric clot of blade coating being crossed active color paste, in clot process, import barrier film makes every layer of pure cotton fabric be separated by barrier film, the REACTIVE DYES at the pure cotton fabric back side is stuck with paste and becomes key fixation to front diffusion, infiltration, absorption, final reaction gradually, due to this REACTIVE DYES in the pasty state, the diffusivity of dyestuff and permeability are by restriction to a certain extent, can only partly arrive pure cotton fabric front, in addition the factor that pure cotton fabric braiding texture itself is concavo-convex, finally defines in front and evenly naturally stays white effect.
Description
Technical field
The present invention relates to a kind of production technology and the production equipment thereof that stay white effect pure-cotton fabric.
Background technology
Existing production stay white effect (makeing old effect) fabric, the modified fibre of coloured differently (importing the modified cotton of cation radical) mostly, with non-modified cotton blending, and then dye, but this technique introduction method, evenly cationization, import group stability, bring fibrous physical property to change because of cationization and mixed cotton the uniformity etc. in all there are some destabilizing factors.
Existing cotton staining technique is based on long vehicle continuous knot dyeing, and cylinder dye has been no longer main flow.Long vehicle dyeing is divided into two parts, and front truck dyes, and rear car fixation, needs flint dry, and energy consumption is higher, and discharge containing a large amount of chemical materials in waste liquid in addition, intractability is large, seriously polluted.The cold dyeing that flocks together was developed so far from nineteen fifty-seven, and technique slowly tends to ripe, Some substitute long vehicle continuous knot dyeing, its equipment is simple, and environmental pollution is little, does not need to dry and decatize, thus economize energy, have that bath raio is little, dye uptake is high in addition, there is not the features such as dye migration disadvantage.But its siliceous alkali lye system is not easily cleaned after padding for a long time in cold pad-batch device, and roll can be made hardening, and sodium metasilicate is comparatively strong to the adsorptivity of cotton fiber, and water does not wash clean and causes feel bad, coarse.The term of validity after padding liquid prepares is shorter, to the reactivity of dyestuff, reaction speed and direct require also harsher.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, the production technology staying white effect pure-cotton fabric a kind of simplification of flowsheet, energy-saving and emission-reduction being provided and staying white effect stable.
Object of the present invention realizes by following technical solution:
Stay a production technology for white effect pure-cotton fabric, comprise pre-treatment → alkali immerging → blade coating color paste → cold dome fixation → wash away loose colour; Described blade coating color paste is stick with paste in the pure cotton fabric back side blade coating REACTIVE DYES of padding alkali lye; Described cold dome fixation is the pure cotton fabric clot of blade coating being crossed active color paste, in clot process, import barrier film makes every layer of pure cotton fabric be separated by barrier film, the REACTIVE DYES at the pure cotton fabric back side is stuck with paste and becomes key fixation to front diffusion, infiltration, absorption, final reaction gradually, due to this REACTIVE DYES in the pasty state, the diffusivity of dyestuff and permeability are by restriction to a certain extent, can only partly arrive pure cotton fabric front, in addition the factor that pure cotton fabric braiding texture itself is concavo-convex, finally defines in front and evenly naturally stays white effect.
Further, described REACTIVE DYES stick with paste comprise thickener that mass concentration is 8-10%, mass concentration is the REACTIVE DYES of X%, surplus is water, and X sets according to the dyeing depth.
Further, the preparation method that described REACTIVE DYES is stuck with paste for first breaking into pasty state by thickener and water mixing in the first container, then in second container by REACTIVE DYES and water mixing and stirring, mixture in second container is poured in the first container, stirs and obtain REACTIVE DYES after filtering and stick with paste.
Further, the capillary effect through the pure cotton fabric of described pre-treatment is more than 8cm/30min, is 4-6% containing damp rate.
Further, the pick-up through the pure cotton fabric of described alkali immerging is 60-65%, and the temperature of alkali lye is 20-30 DEG C.
Further, be the caustic soda of 0.6-0.8% and mass concentration containing mass concentration in described alkali lye be the soda ash of 1.5-2%.Further, described cold dome fixation is banked up fixation 18-24h under the environment of 20-30 DEG C.
Further, described in wash away loose colour comprise wash → soap → washing three process, water temperature is 50-60 DEG C.
Another object of the present invention is the production technology for staying white effect pure-cotton fabric, provides corresponding production equipment, specific as follows:
Stay a production equipment for white effect pure-cotton fabric, it is characterized in that: comprise
Unwinding device, comprises the first support, is rotatably supported in the first let off roll the first support also being rolled up the pure cotton fabric contained through pre-treatment;
Padding machine device, for carrying out alkali immerging process to pure cotton fabric;
Squeegee apparatus, for sticking with paste the pure cotton fabric back side blade coating REACTIVE DYES of padding alkali lye;
Wrap-up, comprise the second support, be rotatably supported on the second support for roll up storage pure cotton fabric and barrier film wind-up roll, to be rotatably supported on the second support and volume contains the second let off roll of barrier film and is connected the motor driving wind-up roll rotation.
Further, described padding machine device, comprises the lye tank (vat) depositing alkali lye, the parallel tangent some immersion liquid rolls be arranged in alkali lye, is parallelly tangently arranged in the de-liquid roll of two outside alkali lye and for providing the oil gear of pressure to two de-liquid rolls.
The present invention has following beneficial effect:
The REACTIVE DYES of blade coating at the pure cotton fabric back side is stuck with paste, banking up in laking process and can become key fixation to front diffusion, infiltration, absorption, final reaction gradually, due to this REACTIVE DYES in the pasty state, the diffusivity of dyestuff and permeability are by restriction to a certain extent, can only partly arrive pure cotton fabric front, in addition the factor that pure cotton fabric braiding texture itself is concavo-convex, finally defines in front and evenly naturally stays white effect, have essential distinction with the existing implementation of fine flour material of staying.
The present invention adopts five processes can complete the making staying white effect pure-cotton fabric, compared with prior art, have that technological process is short, equipment is simple, environmental pollution is little, do not need in manufacture craft to dry and evaporate, can economize energy, have that bath raio is little, dye uptake advantages of higher in addition.
Be alkali immerging and blade coating color paste two procedures by traditional cold-stacking dyeing production breakdown, avoid the impact such as harsh of the short and dyestuff performance requirement dye liquor effective time prepared.
Not containing sodium metasilicate in alkali lye system provided by the invention, adopt soda ash to replace sodium metasilicate, overcome sodium metasilicate not easily from evenness calender eccysis make hardening and that not easily eccysis makes fabric stiff from the fabric problem of roll.
Production equipment provided by the invention has the advantages such as structure is simple, with low cost.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Fig. 1 is the structural representation of production equipment provided by the invention.
Detailed description of the invention
Stay a production technology for white effect pure-cotton fabric, comprise pre-treatment → alkali immerging → blade coating color paste → cold dome fixation → wash away loose colour.
Pre-treatment: pre-treatment is carried out to pure cotton fabric, the requirement of cold-stacking dyeing to semi-products is higher, specific requirement is as follows: the plant first through pre-treatment must have even and good water imbibition, capillary effect is at more than 8cm/30min, dry and want evenly appropriate, general control is being 4-6% containing damp rate.
Alkali immerging: Alkali liquid compounding method is: first water is joined in mixer, then slowly add caustic soda, limit edged stirs, add soda ash again after adding, after stirring, filter out impurities with 200 mesh filter screens, caustic soda course of dissolution meeting release heat, fully need be cooled to 20-30 DEG C and just can use.
Embodiment one, the pick-up through the pure cotton fabric of alkali immerging is 60%, and the temperature of alkali lye is 20 DEG C, in alkali lye containing mass concentration be 0.8% caustic soda and mass concentration be the soda ash of 2%.
Embodiment two, the pick-up through the pure cotton fabric of alkali immerging is 65%, and the temperature of alkali lye is 30 DEG C, in alkali lye containing mass concentration be 0.6% caustic soda and mass concentration be the soda ash of 1.5%.
Blade coating color paste: adopt the pure cotton fabric back side blade coating REACTIVE DYES that squeegee apparatus was padding alkali lye to stick with paste.
Cold dome fixation: the pure cotton fabric clot of blade coating being crossed active color paste, in clot process, import PE plastic barrier film makes every layer of pure cotton fabric be separated by barrier film, bank up fixation 24h under the environment of 25 DEG C, the REACTIVE DYES at the pure cotton fabric back side is stuck with paste spread to front gradually, infiltration, absorption, final reaction becomes key fixation, due to this REACTIVE DYES in the pasty state, the diffusivity of dyestuff and permeability are by restriction to a certain extent, can only partly arrive pure cotton fabric front, in addition the factor that pure cotton fabric braiding texture itself is concavo-convex, last defining in front evenly naturally stays white effect,
The preparation method that REACTIVE DYES is stuck with paste for first breaking into pasty state by thickener and water mixing in the first container, then in second container by REACTIVE DYES and water mixing and stirring, mixture in second container is poured in the first container, stir and obtain REACTIVE DYES after filtering and stick with paste, the viscosity that REACTIVE DYES is stuck with paste controls at 18000-22000cps.
Embodiment one, REACTIVE DYES stick with paste comprise mass concentration be 8% thickener, mass concentration be the REACTIVE DYES of 3%, mass concentration is the water of 89%, and thickener is the active thickener of Fs-80 that Dandong Fixed Star Fine Chemical Co., Ltd produces, and the viscosity that REACTIVE DYES is stuck with paste is 18235cps.
Embodiment two, REACTIVE DYES stick with paste comprise mass concentration be 10% thickener, mass concentration be the REACTIVE DYES of 8%, mass concentration is the water of 82%, and thickener is the active thickener of Fs-80 that Dandong Fixed Star Fine Chemical Co., Ltd produces, and the viscosity that REACTIVE DYES is stuck with paste is 21530cps.
Wash away loose colour: comprise and wash → soap → washing three process, water temperature is 50-60 DEG C.
The white effect pure-cotton fabric that stays prepared through above-mentioned production technology can reach following index:
COLOR FASTNESS is good, xerotripsis >=4 grade
Wet rubbing >=3 grade
Fastness to soaping >=3.5 grade
With reference to shown in Fig. 1, a kind of production equipment staying white effect pure-cotton fabric, comprises unwinding device, padding machine device, squeegee apparatus, wrap-up and guide roller 31,32,33,34,35,36.
Unwinding device, comprises the first support 11, is rotatably supported in the first let off roll 12 the first support 11 also being rolled up the pure cotton fabric 2 contained through pre-treatment.
Padding machine device, for carrying out alkali immerging process to pure cotton fabric 2, comprise the lye tank (vat) 41 depositing alkali lye, parallel tangent four the immersion liquid rolls 42 be arranged in alkali lye, be parallelly tangently arranged in the de-liquid roll 44 of two outside alkali lye and for providing the oil cylinder 43 of pressure to two de-liquid rolls 44, during work, the speed of a motor vehicle is 40-60m/min, and oil pressure is 0.15-0.2MPa.
Squeegee apparatus, for pure cotton fabric 2 back side blade coating REACTIVE DYES of padding alkali lye being stuck with paste, comprises hopper (not shown), scraper 51 and the support backing plate 52 on front side of scraper 51 bottom fabric.
Wrap-up, comprise the second support 62, be rotatably supported on the second support 62 for roll up storage pure cotton fabric and barrier film wind-up roll 64, to be rotatably supported on the second support 62 and volume contains the second let off roll 65 of barrier film 61 and is connected the motor 63 driving wind-up roll rotation, motor 63 is equipped with frequency converter.
The above, be only preferred embodiment of the present invention, therefore can not limit scope of the invention process with this, and the equivalence namely done according to the present patent application the scope of the claims and description changes and modifies, and all should still remain within the scope of the patent.
Claims (5)
1. stay a production technology for white effect pure-cotton fabric, comprise pre-treatment → alkali immerging → blade coating color paste → cold dome fixation → wash away loose colour, described blade coating color paste is stick with paste in the pure cotton fabric back side blade coating REACTIVE DYES of padding alkali lye, described cold dome fixation is the pure cotton fabric clot of blade coating being crossed active color paste, in clot process, import barrier film makes every layer of pure cotton fabric be separated by barrier film, the REACTIVE DYES at the pure cotton fabric back side is stuck with paste spread to front gradually, infiltration, absorption, final reaction becomes key fixation, due to this REACTIVE DYES in the pasty state, the diffusivity of dyestuff and permeability are by restriction to a certain extent, can only partly arrive pure cotton fabric front, in addition the factor that pure cotton fabric braiding texture itself is concavo-convex, last defining in front evenly naturally stays white effect, described REACTIVE DYES is stuck with paste and is comprised the thickener that mass concentration is 8-10%, mass concentration is the REACTIVE DYES of X%, surplus is water, X sets according to the dyeing depth, capillary effect through the pure cotton fabric of described pre-treatment is more than 8cm/30min, is 4-6% containing damp rate, pick-up through the pure cotton fabric of described alkali immerging is 60-65%, and the temperature of alkali lye is 20-30 DEG C, be the caustic soda of 0.6-0.8% and mass concentration containing mass concentration in described alkali lye be the soda ash of 1.5-2%, described cold dome fixation is banked up fixation 18-24h under the environment of 20-30 DEG C.
2. a kind of production technology staying white effect pure-cotton fabric according to claim 1, it is characterized in that: the preparation method that described REACTIVE DYES is stuck with paste for first breaking into pasty state by thickener and water mixing in the first container, then in second container by REACTIVE DYES and water mixing and stirring, mixture in second container is poured in the first container, stirs and obtain REACTIVE DYES after filtering and stick with paste.
3. a kind of production technology staying white effect pure-cotton fabric according to claim 1 and 2, is characterized in that: described in wash away loose colour comprise wash → soap → washing three process, water temperature is 50-60 DEG C.
4. stay a production equipment for white effect pure-cotton fabric, it is characterized in that: comprise
Unwinding device, comprises the first support, is rotatably supported in the first let off roll the first support also being rolled up the pure cotton fabric contained through pre-treatment;
Padding machine device, for carrying out alkali immerging process to pure cotton fabric;
Squeegee apparatus, for sticking with paste the pure cotton fabric back side blade coating REACTIVE DYES of padding alkali lye;
Wrap-up, comprise the second support, be rotatably supported on the second support for roll up storage pure cotton fabric and barrier film wind-up roll, to be rotatably supported on the second support and volume contains the second let off roll of barrier film and is connected the motor driving wind-up roll rotation.
5. a kind of production equipment staying white effect pure-cotton fabric according to claim 4, it is characterized in that: described padding machine device, comprise the lye tank (vat) depositing alkali lye, the parallel tangent some immersion liquid rolls be arranged in alkali lye, be parallelly tangently arranged in the de-liquid roll of two outside alkali lye and for providing the oil gear of pressure to two de-liquid rolls.
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CN201310084638.3A CN103215830B (en) | 2013-03-15 | 2013-03-15 | A kind of production technology and production equipment thereof staying white effect pure-cotton fabric |
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CN201310084638.3A CN103215830B (en) | 2013-03-15 | 2013-03-15 | A kind of production technology and production equipment thereof staying white effect pure-cotton fabric |
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