CN102965974B - Preparation technology of camouflage cover cloth - Google Patents
Preparation technology of camouflage cover cloth Download PDFInfo
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- CN102965974B CN102965974B CN201210435010.9A CN201210435010A CN102965974B CN 102965974 B CN102965974 B CN 102965974B CN 201210435010 A CN201210435010 A CN 201210435010A CN 102965974 B CN102965974 B CN 102965974B
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Abstract
The invention provides a preparation technology of camouflage cover cloth, which comprises the following steps of: (I) performing pretreatment of base cloth for dyeing, printing, coating and sizing; (II) dyeing the base cloth by use of dyeing liquid including dyeing disperse dye with a near-infrared shielding function and an ultraviolet absorbent; (III) printing the dyed base cloth by use of printing slurry including printing disperse dye with a near-infrared shielding function; (IV) bottoming the printed base cloth by use of polyamide resin glue; (V) performing PVC (polyvinyl chloride) whitewashing of the bottomed base cloth by use of PVC coating slurry; (VI) performing PU (polyurethane) silver-surface coating of the base cloth after the PVC whitewashing by use of polyurethane silver slurry; and (VII) performing padding finishing of the base cloth after the PU silver-surface coating in water-repellent finishing liquid, and then drying and baking. According to the invention, fabric has a near-infrared green shielding function, color fastness to light and high resistance against hydrostatic pressure as well as high water sprinkling degree, the technology is reasonable, and the economic cost is low.
Description
Technical field
The present invention relates to field of textiles, be specifically related to a kind of preparation technology of camouflage color tent cloth.
Background technology
Along with improving constantly of scientific and technological progress and military equipment technology, people are to the clothes of dressing, the fabrics such as the ornamental Curtains Fabrics of indoor and outdoor, and the case and bag of travelling outdoors, it is more and more higher that umbrella, tent etc. have the functional requirement of product of specific function, therefore, exploitation has multi-functional outdoor goods and brings into schedule.In existing outdoor coatings textiles and military outdoor textiles, especially pretend tent and the camouflage clothes clothes as combatant, not only need to have good camouflage painting function, also should possess resistance to light and the high hydraulic pressure function of wearing comfort, excellence.But the coloured material of current camouflage painting is mainly coating, and pigment dyeing is generally used for the camouflage of fixed target, but there is the not good problem of feel, crock fastness in it, and comfortableness is poor; In addition, in the process that existing camouflage fabric is parked in the open, direct irradiation of sunlight is to fabric, because humidity can change between 0 ~ 100%, and light (especially ultraviolet light), heat, wet comprehensive function, the dyestuff on fabric can be destroyed faster, cause fabric fading fast, also can destroy fabric itself, cause powerful decline, thereby have influence on Practical Performance and the hydraulic pressure performance of fabric simultaneously.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of preparation technology of camouflage color tent cloth, make camouflage color tent cloth fabric not only there is the green function of shielding of near-infrared, color fastness to light function, high hydrostatic pressure resistance function, but also there is the effect of higher water-sprinkling degree, technique is reasonable, and financial cost is low.
For solving above-mentioned existing technical problem, the present invention adopts following scheme: a kind of preparation technology of camouflage color tent cloth, comprises the following steps: the first step, base cloth is used as to pre-treatment treats dyeing, stamp, coating, sizing; Second step, there is the dyeing DISPERSE DYES of near-infrared function of shielding and the dye liquor of ultra-violet absorber dyes to base cloth with comprising; The 3rd step, base cloth after selecting the printing paste that comprises the stamp DISPERSE DYES with near-infrared function of shielding to dyeing carry out stamp; The 4th step, base cloth after adopting polyamide-based resin glue to stamp carry out bottoming; The 5th step, the PVC that carries out of base cloth after bottoming is whitewashed with PVC coating slurry; The 6th step, base cloth after PVC being whitewashed with polyurethanes silver slurry carry out PU silver finishing coat; The 7th step, by the base cloth after PU silver finishing coat in water repellent finish liquid padding finishing post-drying, bake.
As preferably, in described dye liquor, dyeing is 0.5 ~ 2.5%(owf with the consumption of DISPERSE DYES), the consumption of ultraviolet absorber is 0.5 ~ 2.5%(owf).
As preferably, described dyeing is disperse blue E-4R, disperses any one or the wherein combination of any two kinds or three kinds in black S-2BL and disperse navy blue S-2G by DISPERSE DYES, and described ultra-violet absorber is Benzotriazole Ultraviolet Stabilizer.
As preferably, described dye liquor also comprises dispersant, high temperature levelling agent, bleeding agent, and in every liter of dye liquor, the amount of dispersant is that the amount of high temperature levelling agent in 0.5 ~ 2g, every liter of dye liquor is that in 0.5 ~ 2g, every liter of dye liquor, to permeate dosage be 0.5 ~ 2g.
As preferably, in every liter of dye liquor, the consumption of dispersant is that the consumption of high temperature levelling agent in 0.5g, every liter of dye liquor is that in 0.5g, every liter of dye liquor, bleeding agent consumption is 1g.
As preferably, described dispersant is dispersant NNO, and bleeding agent is penetrating agent JFC.
As preferably, in described second step, when dyeing, first at room temperature put into dye liquor and base cloth, regulating dye liquor pH is 4.5 ~ 5.0, then uses the time of 10 ~ 15min to be warming up to 50 ~ 65 DEG C, then uses the time of 40 ~ 50min to be warming up to 125 ~ 135 DEG C, then after being incubated 60 ~ 80min, lower the temperature and reduction cleaning base cloth, dye liquor is bath raio 1:30 ~ 50.
As preferably, in described second step, when dyeing, first at room temperature put into dye liquor and base cloth, regulating dye liquor pH with acetic acid is 5.0, is then warming up to 65 DEG C with the time of 10min, then is warming up to 135 DEG C with the time of 40min; Then after being incubated 60min, lower the temperature and reduction cleaning base cloth, dye liquor is bath raio 1:40.
As preferably, described printing paste is made up of DISPERSE DYES, synthetic thickening agent, adhesive for stamp, and for stamp, the weight ratio of DISPERSE DYES, synthetic thickening agent, adhesive is 0.5 ~ 2.5:60 ~ 90:4 ~ 15, after base cloth stamp, enters drying machine drying, rear long ring evaporates, rinsing machine washing.
As preferably, described for stamp the weight ratio of DISPERSE DYES, synthetic thickening agent, adhesive be 2:90:10.
As preferably, described stamp with DISPERSE DYES comprise disperse blue E-4R, disperse black S-2BL, any one or the wherein combination of any two kinds or the combination of three kinds in disperse navy blue S-2G.
As preferably, described stamp with DISPERSE DYES be disperse blue E-4R, to disperse black S-2BL, disperse navy blue S-2G three's combination and three's weight ratio be 0.5:1:0.5.
As preferably, described polyamide-based resin glue comprises polyamide-based resin coating adhesive, crosslinking agent, solvent, and the weight ratio of polyamide-based resin coating adhesive, crosslinking agent, solvent is 80 ~ 100:1 ~ 2:4 ~ 8.
As preferably, the weight ratio of described polyamide-based resin coating adhesive, crosslinking agent, solvent is 80:2:5.
As preferably, described crosslinking agent is polyisocyanates, and described solvent is ethyl acetate.
As preferably, the preparation process of described polyamide-based resin glue is: solvent is joined in crosslinking agent and mixed well, then join in coating adhesive and stir, add toluene adjusting viscosity to 8000 ~ 10000mPaS when stirring, stir evenly rear standing 30min.
As preferably, while preparing polyamide-based resin glue, add toluene adjusting viscosity to 9000mPaS.
As preferably, technological parameter in described the 4th step during with the bottoming of polyamide-based resin glue is: select acute angle scraper, adjusting scraper angle is 115 ~ 125 degree, regulating the magnetic force of magnetic roller is 90 ~ 100%, controlling baking oven proparea temperature is 70 ~ 80 DEG C, 110 ~ 120 DEG C of back zone temperature, criteria thus the drying time 30 ~ 35s.
As preferably, the technological parameter in described the 4th step during with the bottoming of polyamide-based resin glue is: select acute angle scraper, adjusting scraper angle is 120 degree, regulating the magnetic force of magnetic roller is 95%, controlling baking oven proparea temperature is 75 DEG C, 115 DEG C of back zone temperature, criteria thus the drying time 30s.
As preferably, described PVC coating slurry comprises polyvinyl chloride resin, plasticizer, heat stabilizer, and the weight ratio of polyvinyl chloride resin, plasticizer, heat stabilizer is 100:100:0.5 ~ 4.
As preferably, described PVC coating slurry also comprises whiting.
As preferably, described plasticizer comprises dioctyl phthalate, dibutyl phthalate, and the weight ratio of dioctyl phthalate, dibutyl phthalate is 1:1, described heat stabilizer is stearate, and described stearate comprises that the weight ratio of zinc stearate, barium stearate, calcium stearate and zinc stearate, barium stearate, calcium stearate is 0.5:1:1.2.
As preferably, the weight ratio of described polyvinyl chloride resin, dioctyl phthalate, dibutyl phthalate, stearate is 100:50:50:0.5.
As preferably, the preparation process of described PVC coating slurry is: first in stearate and whiting, add a part of plasticizer, stir evenly, then pour into together with polyvinyl chloride resin in mixer, add again remaining plasticizer, stir evenly and grind 1 ~ 2 time with three-roll grinder afterwards, finally the batching of milled is stirred to 5 ~ 10min again, leave standstill 30min or vacuumize and carry out deaeration processing.
As preferably, the preparation process of described PVC coating slurry is: the plasticizer that first adds 1/5 part in stearate and whiting, stir evenly, then pour into together with polyvinyl chloride resin in mixer, add again remaining plasticizer, stir evenly and grind 2 times with three-roll grinder afterwards, finally the batching of milled is stirred to 10min again, leave standstill 30min or vacuumize and carry out deaeration processing.
As preferably, the technological parameter that in described the 5th step, PVC whitewashes is: select acute angle scraper, adjust scraper angle 115 ~ 125 degree, regulate magnetic roller magnetic force 90 ~ 100%, control 170 ~ 190 DEG C of oven temperatures, fusion time 2 ~ 3min, the base cloth clot after cold water roller is cooling after PVC whitewashes.
As preferably, the technological parameter that in described the 5th step, PVC whitewashes is: select acute angle scraper, adjust scraper angle 120 and spend, regulate magnetic roller magnetic force 95%, control 180 DEG C of oven temperatures, fusion time 0.5min, the base cloth clot after cold water roller is cooling after PVC whitewashes.
As preferably, described polyurethanes silver slurry comprises mono-component polyurethane, aluminum paste, MEK, dimethyl formamide, and the weight ratio of described mono-component polyurethane, aluminum paste, MEK, dimethyl formamide is 50:10:25 ~ 30:5 ~ 10.
As preferably, the weight ratio of described mono-component polyurethane, aluminum paste, MEK, dimethyl formamide is 50:10:25:10.
As preferably, described aluminum paste is 320 order aluminum pastes.
As preferably, the preparation process of described polyurethanes silver slurry is: first a part of solvent is joined in aluminum paste, add polyurethane adhesive after stirring evenly again, add while stirring remaining solvent, adjust viscosity 5000 ~ 6000mPaS, leave standstill 30min or vacuumizing and defoaming.
As preferably, prepare viscosity when polyurethanes is silver-colored to be starched and be adjusted into 6000mPaS.
As preferably, the technological parameter that carries out PU silver finishing coat in described the 6th step is: select acute angle scraper, adjust scraper angle 110 ~ 125 degree, regulate magnetic roller magnetic force 75 ~ 85%, control 125 ~ 135 DEG C of proparea oven temperatures, 145 ~ 155 DEG C of back zone temperature, drying time 30 ~ 40s.
As preferably, the technological parameter that carries out PU silver finishing coat in described the 6th step is: select acute angle scraper, adjust scraper angle 110 and spend, regulate magnetic roller magnetic force 80%, control 135 DEG C of proparea oven temperatures, 150 DEG C of back zone temperature, drying time 35s.
As preferably, the processing step of described the 7th step and parameter are: in water repellent finish liquid, pad the base cloth after PU silver finishing coat, pick-up rate is 50 ~ 60%, then at 110 ~ 130 DEG C, dries through 30 ~ 120s, then bake 30 ~ 160s at 150 ~ 170 DEG C.
As preferably, the processing step of described the 7th step and parameter are: water repellent finish liquid is contained on the setting machine with groove, padded the base cloth after PU silver finishing coat on setting machine, pick-up rate is 55%, finally at 130 DEG C, dry through 30s, then bake 30s at 165 DEG C.
As preferably, the preparation process of described water repellent finish liquid is: get the water repellent that concentration is 10 ~ 60g/L, regulate pH to 4 ~ 6 with glacial acetic acid.
As preferably, the preparation process of described water repellent finish liquid is: get the water repellent that concentration is 20g/L, regulate pH to 5 with glacial acetic acid.
As preferably, described base cloth is terylene OXFORD, and terylene OXFORD specification is 600 × 600D.
Beneficial effect:
The present invention adopts the preparation technology of a kind of camouflage color tent cloth that technique scheme provides, make fabric panel not only there is the green function of shielding of near-infrared, color fastness to light function, high hydrostatic pressure resistance function, but also there is the effect of higher water-sprinkling degree, and technique is reasonable, and financial cost is low.
Detailed description of the invention
Embodiment mono-:
A preparation technology for camouflage color tent cloth, comprises the following steps: the first step, base cloth is used as to pre-treatment treats dyeing, stamp, coating, sizing; Second step, there is the dyeing DISPERSE DYES of near-infrared function of shielding and the dye liquor of ultra-violet absorber dyes to base cloth with comprising; The 3rd step, base cloth after selecting the printing paste that comprises the stamp DISPERSE DYES with near-infrared function of shielding to dyeing carry out stamp; The 4th step, base cloth after adopting polyamide-based resin glue to stamp carry out bottoming; The 5th step, the PVC that carries out of base cloth after bottoming is whitewashed with PVC coating slurry; The 6th step, base cloth after PVC being whitewashed with polyurethanes silver slurry carry out PU silver finishing coat; The 7th step, by the base cloth after PU silver finishing coat in water repellent finish liquid padding finishing post-drying, bake.In described dye liquor, dyeing is 0.5 ~ 2.5%(owf with the consumption of DISPERSE DYES), the consumption of ultraviolet absorber is 0.5 ~ 2.5%(owf).In described dye liquor, dyeing is 2%(owf with the consumption of DISPERSE DYES), the consumption of ultraviolet absorber is 2%(owf).Described dyeing is disperse blue E-4R, disperses any one or the wherein combination of any two kinds or three kinds in black S-2BL and disperse navy blue S-2G by DISPERSE DYES, and described ultra-violet absorber is Benzotriazole Ultraviolet Stabilizer.Described dye liquor also comprises dispersant, high temperature levelling agent, bleeding agent, and in every liter of dye liquor, the amount of dispersant is that the amount of high temperature levelling agent in 0.5 ~ 2g, every liter of dye liquor is that in 0.5 ~ 2g, every liter of dye liquor, to permeate dosage be 0.5 ~ 2g.In every liter of dye liquor, the consumption of dispersant is that the consumption of high temperature levelling agent in 0.5g, every liter of dye liquor is that in 0.5g, every liter of dye liquor, bleeding agent consumption is 1g.Described dispersant is dispersant NNO, and bleeding agent is penetrating agent JFC.In described second step, when dyeing, first at room temperature put into dye liquor and base cloth, regulating dye liquor pH is 4.5 ~ 5.0, then use the time of 10 ~ 15min to be warming up to 50 ~ 65 DEG C, use the time of 40 ~ 50min to be warming up to 125 ~ 135 DEG C again, be then incubated cooling reduction cleaning base cloth after 60 ~ 80min, dye liquor is bath raio 1:30 ~ 50.In described second step, when dyeing, first at room temperature put into dye liquor and base cloth, regulating dye liquor pH with acetic acid is 5.0, is then warming up to 65 DEG C with the time of 10min, then is warming up to 135 DEG C with the time of 40min; Then after being incubated 60min, lower the temperature and reduction cleaning base cloth, dye liquor is bath raio 1:40.Described printing paste is made up of DISPERSE DYES, synthetic thickening agent, adhesive for stamp, and the weight ratio of DISPERSE DYES, synthetic thickening agent, adhesive is 0.5 ~ 2.5:60 ~ 90:4 ~ 15 for stamp, after base cloth stamp, evaporates, carry out again bottoming after rinsing machine washing through drying machine drying, long ring.Described for stamp the weight ratio of DISPERSE DYES, synthetic thickening agent, adhesive be 2:90:10.Described stamp with DISPERSE DYES comprise disperse blue E-4R, disperse black S-2BL, any one or the wherein combination of any two kinds or the combination of three kinds in disperse navy blue S-2G.Described stamp with DISPERSE DYES be disperse blue E-4R, to disperse black S-2BL, disperse navy blue S-2G three's combination and three's weight ratio be 0.5:1:0.5.Described polyamide-based resin glue comprises polyamide-based resin coating adhesive, crosslinking agent, solvent, and the weight ratio of polyamide-based resin coating adhesive, crosslinking agent, solvent is 80 ~ 100:1 ~ 2:4 ~ 8.The weight ratio of described polyamide-based resin coating adhesive, crosslinking agent, solvent is 80:2:5.Described crosslinking agent is polyisocyanates, and described solvent is ethyl acetate.The preparation process of described polyamide-based resin glue is: solvent is joined in crosslinking agent and mixed well, then join in coating adhesive and stir, add toluene adjusting viscosity to 8000 ~ 10000mPaS when stirring, stir evenly rear standing 30min.While preparing polyamide-based resin glue, adjusting viscosity is to 9000mPaS.Technological parameter in described the 4th step during with the bottoming of polyamide-based resin glue is: select acute angle scraper, adjusting scraper angle is 115 ~ 125 degree, and regulating the magnetic force of magnetic roller is 90 ~ 100%, and controlling baking oven proparea temperature is 70 ~ 80 DEG C, 110 ~ 120 DEG C of back zone temperature, criteria thus the drying time 30 ~ 35s.Technological parameter in described the 4th step during with the bottoming of polyamide-based resin glue is: select acute angle scraper, adjusting scraper angle is 120 degree, and regulating the magnetic force of magnetic roller is 95%, and controlling baking oven proparea temperature is 75 DEG C, 115 DEG C of back zone temperature, criteria thus the drying time 30s.Described PVC coating slurry comprises polyvinyl chloride resin, plasticizer, heat stabilizer, and the weight ratio of polyvinyl chloride resin, plasticizer, heat stabilizer is 100:100:0.5 ~ 4.Described plasticizer comprises dioctyl phthalate, dibutyl phthalate, and the weight ratio of dioctyl phthalate, dibutyl phthalate is 1:1, described heat stabilizer is stearate, and described stearate comprises that the weight ratio of zinc stearate, barium stearate, calcium stearate and zinc stearate, barium stearate, calcium stearate is 0.5:1:1.2.Described PVC coating slurry also comprises whiting.The weight ratio of described polyvinyl chloride resin, dioctyl phthalate, dibutyl phthalate, stearate is 100:50:50:0.5.The preparation process of described PVC coating slurry is: first in stearate and whiting, add a part of plasticizer, stir evenly, then pour into together with polyvinyl chloride resin in mixer, add again remaining plasticizer, stir evenly rear with three-roll grinder grinding 1 ~ 2 time, finally the batching of milled is stirred to 5 ~ 10min again, leave standstill 30min or vacuumize and carry out deaeration processing.The preparation process of described PVC coating slurry is: the plasticizer that first adds 1/5 part in stearate and whiting, stir evenly, then pour into together with polyvinyl chloride resin in mixer, add again remaining plasticizer, stir evenly rear with three-roll grinder grinding 2 times, finally the batching of milled is stirred to 10min again, leave standstill 30min or vacuumize and carry out deaeration processing.The technological parameter that in described the 5th step, PVC whitewashes is: select acute angle scraper, adjust scraper angle 115 ~ 125 degree, regulate magnetic roller magnetic force 90 ~ 100%, control 170 ~ 190 DEG C of oven temperatures, fusion time 2 ~ 3min, the base cloth clot after cold water roller is cooling after PVC whitewashes.The technological parameter that in described the 5th step, PVC whitewashes is: select acute angle scraper, adjust scraper angle 120 and spend, regulate magnetic roller magnetic force 95%, control 180 DEG C of oven temperatures, fusion time 2.5min, the base cloth clot after cold water roller is cooling after PVC whitewashes.Described polyurethanes silver slurry comprises mono-component polyurethane, aluminum paste, MEK, dimethyl formamide, and the weight ratio of described mono-component polyurethane, aluminum paste, MEK, dimethyl formamide is 50:10:25 ~ 30:5 ~ 10.The weight ratio of described mono-component polyurethane, aluminum paste, MEK, dimethyl formamide is 50:10:25:10.Described aluminum paste is 320 order aluminum pastes.The preparation process of described polyurethanes silver slurry is: first a part of solvent is joined in aluminum paste, add polyurethane adhesive after stirring evenly again, add while stirring remaining solvent, adjust viscosity 5000 ~ 6000mPaS, leave standstill 30min or vacuumizing and defoaming.While preparing polyurethanes silver slurry, adjusting viscosity is 6000mPaS.The technological parameter that carries out PU silver finishing coat in described the 6th step is: select acute angle scraper, adjust scraper angle 110 ~ 125 degree, regulate magnetic roller magnetic force 75 ~ 85%, control 125 ~ 135 DEG C of proparea oven temperatures, 145 ~ 155 DEG C of back zone temperature, drying time 30 ~ 40s.The technological parameter that carries out PU silver finishing coat in described the 6th step is: select acute angle scraper, adjust scraper angle 110 and spend, regulate magnetic roller magnetic force 80%, control 135 DEG C of proparea oven temperatures, 150 DEG C of back zone temperature, drying time 35s.The processing step of described the 7th step and parameter are: in water repellent finish liquid, pad the base cloth after PU silver finishing coat, pick-up rate is 50 ~ 60%, then at 110 ~ 130 DEG C, dries through 30 ~ 120s, then bake 30 ~ 160s at 150 ~ 170 DEG C.The processing step of described the 7th step and parameter are: water repellent finish liquid is contained on the setting machine with groove, padded the base cloth after PU silver finishing coat on setting machine, pick-up rate is 55%, finally at 130 DEG C, dries through 30s, then bake 30s at 165 DEG C.The preparation process of described water repellent finish liquid is: get the water repellent that concentration is 10 ~ 60g/L, and regulate and make its pH reach 4 ~ 6 with glacial acetic acid.The preparation process of described water repellent finish liquid is: get the water repellent that concentration is 20g/L, and regulate with glacial acetic acid that to make its pH be 5.Described base cloth is terylene OXFORD, and terylene OXFORD specification is 600 × 600D.
Embodiment bis-:
Be with the difference of embodiment mono-: in described dye liquor, the dyeing consumption of DISPERSE DYES is 0.5%(owf), the consumption of ultraviolet absorber is 0.5%(owf).In every liter of dye liquor, the amount of dispersant is that the amount of high temperature levelling agent in 1g, every liter of dye liquor is that in 1g, every liter of dye liquor, to permeate dosage be 2g.In described second step, when dyeing, first at room temperature put into dye liquor and base cloth, regulating dye liquor pH is 4.5, is then warming up to 50 DEG C with the time of 15min, then is warming up to 125 DEG C with the time of 50min, then after being incubated 80min, lower the temperature and reduction cleaning base cloth, dye liquor is bath raio 1:30.Described for stamp the weight ratio of DISPERSE DYES, synthetic thickening agent, adhesive be 0.5:60:4.The weight ratio of described polyamide-based resin coating adhesive, crosslinking agent, solvent is 100:1:8.While preparing polyamide-based resin glue, adjusting viscosity is to 8000mPaS.Technological parameter in described the 4th step during with the bottoming of polyamide-based resin glue is: select acute angle scraper, adjusting scraper angle is 125 degree, and regulating the magnetic force of magnetic roller is 100%, and controlling baking oven proparea temperature is 80 DEG C, 120 DEG C of back zone temperature, criteria thus the drying time 33s.The preparation process of described PVC coating slurry is: first in stearate and whiting, add 2/5 plasticizer and stir evenly, then pour into together with polyvinyl chloride resin in mixer, add again remaining plasticizer and stir evenly rear with three-roll grinder grinding 1 time, finally the batching of milled is stirred to 5min again, leave standstill 30min.The technological parameter that in described the 5th step, PVC whitewashes is: select acute angle scraper, adjust scraper angle 115 and spend, regulate magnetic roller magnetic force 90%, control 170 DEG C of oven temperatures, fusion time 2min, the base cloth clot after cold water roller is cooling after PVC whitewashes.The weight ratio of described mono-component polyurethane, aluminum paste, MEK, dimethyl formamide is 50:10:30:5.The technological parameter that carries out PU silver finishing coat in described the 6th step is: select acute angle scraper, adjust scraper angle 120 and spend, regulate magnetic roller magnetic force 75%, control 130 DEG C of proparea oven temperatures, 145 DEG C of back zone temperature, drying time 30s.In water repellent finish liquid, pad the base cloth after PU silver finishing coat, pick-up rate is 50%, then at 120 DEG C, dries through 80s, then bake 100s at 170 DEG C.The preparation process of described water repellent finish liquid is: the water repellent glacial acetic acid of getting concentration and be 10g/L regulates and makes its pH reach 4.
Embodiment tri-:
Be with the difference of embodiment mono-: in described dye liquor, the dyeing consumption of DISPERSE DYES is 2.5%(owf), the consumption of ultraviolet absorber is 2.5%(owf).In every liter of dye liquor, the amount of dispersant is that the amount of high temperature levelling agent in 2g, every liter of dye liquor is that in 2g, every liter of dye liquor, to permeate dosage be 0.5g.In described second step, dye liquor is bath raio 1:50.Described for stamp the weight ratio of DISPERSE DYES, synthetic thickening agent, adhesive be 2.5:90:15.The weight ratio of described polyamide-based resin coating adhesive, crosslinking agent, solvent is 90:1.5:4.While preparing polyamide-based resin glue, adjusting viscosity is to 10000mPaS.Technological parameter in described the 4th step during with the bottoming of polyamide-based resin glue is: select acute angle scraper, adjusting scraper angle is 115 degree, and regulating the magnetic force of magnetic roller is 90%, and controlling baking oven proparea temperature is 70 DEG C, 110 DEG C of back zone temperature, criteria thus the drying time 35s.The preparation process of described PVC coating slurry is: elder generation adds 3/5 plasticizer in stearate and whiting, stir evenly, then pour into together with polyvinyl chloride resin in mixer, add again remaining plasticizer, stir evenly rear with three-roll grinder grinding 2 times, finally the batching of milled is stirred to 8min again, vacuumize and carry out deaeration processing.The technological parameter that in described the 5th step, PVC whitewashes is: select acute angle scraper, adjust scraper angle 125 and spend, regulate magnetic roller magnetic force 100%, control 190 DEG C of oven temperatures, fusion time 3min, the base cloth clot after cold water roller is cooling after PVC whitewashes.While preparing polyurethanes silver slurry, adjusting viscosity is 5000mPaS.The technological parameter that carries out PU silver finishing coat in described the 6th step is: select acute angle scraper, adjust scraper angle 125 and spend, regulate magnetic roller magnetic force 85%, control 125 DEG C of proparea oven temperatures, 155 DEG C of back zone temperature, drying time 40s.The processing step of described the 7th step and parameter are: in water repellent finish liquid, pad the base cloth after PU silver finishing coat, pick-up rate is 50 ~ 60%, then at 110 ~ 130 DEG C, dries through 30 ~ 120s, then bake 160s at 150 DEG C.The preparation process of described water repellent finish liquid is: get the water repellent that concentration is 60g/L, and regulate with glacial acetic acid that to make its pH be 6.
Embodiment tetra-:
Be with the difference of embodiment mono-: described dyeing DISPERSE DYES is disperse blue E-4R.Described stamp DISPERSE DYES is disperse blue E-4R, disperse black S-2BL.
Embodiment five:
Be with the difference of embodiment mono-: described dyeing DISPERSE DYES is to disperse black S-2BL and disperse navy blue S-2G, and described stamp DISPERSE DYES is disperse blue E-4R.
Make by the present invention to have near-infrared function of shielding, high weathering color fastness function, high hydrostatic pressure resistance function tent fabric quality strong, wear-resisting, closely abundant, also there is good waterproofing function, finally be used to do marching tent, rainwater-proof tarpaulin, top fabric, train tarpaulin etc., be widely used in the industries such as electric power, oil field, railway, reinforcing bar, harbour, papermaking.In polyamide-based resin glue, add polyisocyanate crosslinker, can increase its reactivity worth.Aluminum paste can be divided into the different cultivars such as 250 orders, 320 orders by granularity, and the present invention selects 320 orders, is the aluminum paste of flat, and the reflective that its outward appearance is flat is strong, is granular coating uniformity good; The covering power that order number is low is good, and gloss is strong.Polyamide-based resin glue and polyurethanes silver slurry add solvent, as toluene, ethyl acetate, butanone and dimethyl formamide etc., can regulate the viscosity of coating agent.The textiles that is generally used for direct coating is all formed by warp and weft interweaving, the out-of-flatness of the fabric face utmost point, directly coating, certainly will cause coated film to form diffuse reflection to light, the present invention carries out after " filling and leading up " processing fabric with polyvinyl chloride resin, then carries out silver slurry coating, can effectively address the above problem, before PVC coating, with the bottoming of PA coating, can prevent PVC coating slurry seepage, affect fabric appearance.To light fabric, for preventing the impact of silver color on cloth cover color, the present invention adopts in PVC coating slurry and adds the special whiting of appropriate plastics.
4.5 grades of 6 grades of color fastness to light ﹥, water-fastness COLOR FASTNESS ﹥, the resistance to hydrostatic pressure ﹥ 2000mmH2O of the 600D OXFORD fabric of preparing through employing the present embodiment of recording of experiment, refuse 90 points of water grade ﹥.Wherein water-fastness COLOR FASTNESS is tested according to the standard testing of GB/T4744-1997 hydrostatic pressing according to GB/T8427 COLOR FASTNESS testing standard, resistance to hydrostatic pressure according to GB/T3921.3-1997 standard testing, color fastness to light; Spray rating is according to GB/T4745-1997 standard testing.Table 1 be 600D OXFORD fabric radially, the fracture strength of broadwise; Table 2 be 600D OXFORD fabric radially, the tearing strength of broadwise, table 3 is every COLOR FASTNESS of 600D OXFORD; Table 4 is the hydrostatic pressing of 600D finished product OXFORD.
Table 1600D OXFORD fabric breaking strength
As shown in table 1, finished product fabric is tested it through 5 times and is found after the fracture strength of broadwise, radially tests the fracture strength of 5 times all more than 2300N, and the fracture strength of broadwise is all more than 2100N.
Table 2600D OXFORD Different Tear Test intensity
Different Tear Test intensity shown in table 2 is radially tested all more than 220N, and broadwise is all more than 150N.
Every COLOR FASTNESS of table 3600D OXFORD
As shown in Table 3, every COLOR FASTNESS of 600D finished product OXFORD is all relatively good, and especially weathering color fastness has reached more than 4 grades, more than all the other colour fastness to rubbings, color fastness to water, sweat proof acid and sweat proof alkaline color fastness have all reached 4-5 level.
Table 4600D finished product OXFORD hydrostatic pressing
| Testing time | Hydrostatic pressing (mmH 2O) |
| 1 | 4800 |
| 2 | 4500 |
| 3 | 4550 |
| 4 | 4650 |
| 5 | 4700 |
As shown in table 4, the hydraulic pressure test of the novel terylene camouflage OXFORD of 600D has all reached 4000mmH
2more than O.
The present invention illustrates its preparation technology as an example of the novel terylene camouflage OXFORD of 600D example, if prepare this type of coated fabric of other function, according to the requirement of fabric functional is selected to corresponding auxiliary agent.The product structure that adopts technology of preparing of the present invention to prepare is reasonable, novel in design, and multi-functional combination has the functions such as near-infrared shielding, high hydrostatic pressure resistance, high fracture strength, and in international most advanced level, product is applicable to base camp tent etc.Logical hyperchromatic method make fabric there is near-infrared shielding, high weathering color fastness and high friction and color fastness to water, high fabric ultimate strength etc. multi-functional in one, technological process is simple, feasible, has significantly energy-conservation, conservation.
Claims (2)
1. a preparation technology for camouflage color tent cloth, is characterized in that: comprise the following steps: the first step, base cloth is used as to pre-treatment treats dyeing, stamp, coating, sizing, described base cloth is terylene OXFORD, second step, there is the dyeing DISPERSE DYES of near-infrared function of shielding and the dye liquor of ultra-violet absorber dyes to base cloth with comprising, in described dye liquor, dyeing is 0.5～2.5% (owf) with the consumption of DISPERSE DYES, the consumption of ultraviolet absorber is 0.5～2.5% (owf), described ultra-violet absorber is Benzotriazole Ultraviolet Stabilizer, described dyeing DISPERSE DYES is disperse blue E-4R, disperse any one or the wherein combination of any two kinds or three kinds in black S-2BL and disperse navy blue S-2G, described ultra-violet absorber is Benzotriazole Ultraviolet Stabilizer, described dye liquor also comprises dispersant, high temperature levelling agent, bleeding agent, in every liter of dye liquor, the amount of dispersant is 0.5～2g, in every liter of dye liquor, the amount of high temperature levelling agent is 0.5～2g, in every liter of dye liquor, permeating dosage is 0.5～2g, described dispersant is dispersant NNO, bleeding agent is penetrating agent JFC, when dyeing, first at room temperature put into dye liquor and base cloth, regulating dye liquor pH is 4.5～5.0, then be warming up to 50～65 DEG C with the time of 10～15min, be warming up to 125～135 DEG C with the time of 40～50min again, then after being incubated 60～80min, lower the temperature and reduction cleaning base cloth, dye liquor is bath raio 1:30～50, the 3rd step, select the printing paste that comprises the stamp DISPERSE DYES with near-infrared function of shielding to carry out stamp to the base cloth after dyeing, described printing paste is by stamp DISPERSE DYES, synthetic thickening agent, adhesive composition, and stamp DISPERSE DYES, synthetic thickening agent, the weight ratio of adhesive is 0.5～2.5:60～90:4～15, described stamp comprises disperse blue E-4R by DISPERSE DYES, disperse black S-2BL, any one in disperse navy blue S-2G or the wherein combination of any two kinds or the combination of three kinds, after base cloth stamp through drying machine drying, long ring evaporates, after rinsing machine washing, carry out again bottoming, the 4th step, base cloth after adopting polyamide-based resin glue to stamp carries out bottoming, described polyamide-based resin glue comprises polyamide-based resin coating adhesive, crosslinking agent, solvent, and polyamide-based resin coating adhesive, crosslinking agent, the weight ratio of solvent is 80～100:1～2:4～8, described crosslinking agent is polyisocyanates, described solvent is ethyl acetate, the preparation process of described polyamide-based resin glue is: solvent is joined in crosslinking agent and mixed well, then join in coating adhesive and stir, when stirring, add toluene adjusting viscosity to 8000～10000mPaS, stir evenly rear standing 30min, the 5th step, starch the PVC that carries out of base cloth after bottoming is whitewashed by PVC coating, described PVC coating slurry comprises polyvinyl chloride resin, plasticizer, heat stabilizer and whiting, and polyvinyl chloride resin, plasticizer, the weight ratio of heat stabilizer is 100:100:0.5～4, described plasticizer comprises dioctyl phthalate, dibutyl phthalate, and dioctyl phthalate, the weight ratio of dibutyl phthalate is 1:1, described heat stabilizer is stearate, described stearate comprises zinc stearate, barium stearate, calcium stearate and zinc stearate, barium stearate, the weight ratio of calcium stearate is 0.5:1:1.2, the preparation process of described PVC coating slurry is: first in stearate and whiting, add a part of plasticizer and stir evenly, then pour into together with polyvinyl chloride resin in mixer, add again remaining plasticizer and stir evenly rear with three-roll grinder grinding 1～2 time, finally the batching of milled is stirred to 5～10min again, leave standstill 30min or vacuumize and carry out deaeration processing, the 6th step, base cloth after PVC being whitewashed with polyurethanes silver slurry carries out PU silver finishing coat, described polyurethanes silver slurry comprises mono-component polyurethane, aluminum paste, MEK, dimethyl formamide, and described mono-component polyurethane, aluminum paste, MEK, the weight ratio of dimethyl formamide is 50:10:25～30:5～10, the preparation process of described polyurethanes silver slurry is: first a part of solvent is joined in aluminum paste, after stirring evenly, add again polyurethane adhesive, add while stirring remaining solvent, adjust viscosity 5000～6000mPaS, leave standstill 30min or vacuumizing and defoaming, the 7th step, by the base cloth after PU silver finishing coat in water repellent finish liquid padding finishing post-drying, bake, the water repellent that described water repellent finish liquid is 10～60g/L by concentration makes after regulating pH to 4～6 with glacial acetic acid, processing step and parameter are: in water repellent finish liquid, pad base cloth, pick-up rate is 50～60%, then at 110～130 DEG C, dry through 30～120s, then bake 30～160s at 150～170 DEG C.
2. the preparation technology of a kind of camouflage color tent cloth according to claim 1, is characterized in that: described terylene OXFORD specification is 600 × 600D.
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Address after: 313109 Zhejiang city of Huzhou province Changxing County Jia Pu Industrial Park No. 9 Zhejiang Lummy textile printing and Dyeing Technology Co. Ltd. Patentee after: LAIMEI TECHNOLOGY CO.,LTD. Address before: 313109 Zhejiang city of Huzhou province Changxing County Jia Pu Industrial Park No. 9 Zhejiang Lummy textile printing and Dyeing Technology Co. Ltd. Patentee before: ZHEJIANG LAIMEI TEXTILE PRINTING AND DYEING TECHNOLOGY Co.,Ltd. |
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Denomination of invention: Preparation process of camouflage tent cloth Effective date of registration: 20221013 Granted publication date: 20141022 Pledgee: Changxin Zhejiang rural commercial bank Limited by Share Ltd. Pledgor: LAIMEI TECHNOLOGY CO.,LTD. Registration number: Y2022980018200 |