CN103966838A - Vertical winding type continuous chemical silver-plating method and device for flexible fabric - Google Patents
Vertical winding type continuous chemical silver-plating method and device for flexible fabric Download PDFInfo
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- CN103966838A CN103966838A CN201410190506.3A CN201410190506A CN103966838A CN 103966838 A CN103966838 A CN 103966838A CN 201410190506 A CN201410190506 A CN 201410190506A CN 103966838 A CN103966838 A CN 103966838A
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Abstract
The invention provides a vertical winding type continuous chemical silver-plating method and device for a flexible fabric. The method comprises the following steps: sensitizing, cleaning, pre-plating, cleaning, performing ultrasonic-assisted chemical silver-plating, cleaning, and drying, wherein treatment liquid is replenished continuously or in one time before next workpiece enters a tank in the sensitizing and pre-plating steps and can be recycled for multiple times, so that the problems of simplicity for decomposition as well as low production efficiency and environmental pollution caused by a large amount of waste liquid, difficulty for treatment, serious pollution and the like after one-time use of conventional chemical plating liquid are solved; a winding supporting device in the method can be used for performing vertical winding type chemical silver-plating on the flexible fabric with large area, so that the shortcomings of inconvenience for extension, simplicity for local color difference and influence on appearance in a treatment process of an existing fabric with large specific surface area are overcome. According to the method, the continuous and uniform coating of a sliver layer is achieved, the production efficiency is high, less waste liquid is generated, and the waste liquid is easily recycled.
Description
Technical field:
The invention belongs to chemical plating field, particularly a kind of for flexible fabric vertical roll around continuous chemical silver-coating method and device.
Background technology:
Flexible silver coating fabric, has and conducts electricity very well, and electromagnetic shielding ability is strong, has both the antibacterial effect that presses down taste, and dress is soft comfortable, can be used for the industries such as high-end electronic product, clothing, family spin, medical treatment, is used gradually and approve by consumers in general.Have at present the plating of employing and the product that Vacuum Deposition technology is produced, though the even gloss of outward appearance, silver layer applies and focuses mostly on top layer, and plating leakage often appears in braided fabric Nodes, and three-dimensional conducting effect is poor; While adhesive force, especially washable degree is poor, and after washing for several times, silver layer easily comes off, and conduction and fungistatic effect decline.
Chemical plating process can address the above problem, but because flexible fabric exists specific area large, processing procedure inconvenience is unfolded, be prone to local aberration, affect the attractive in appearance of product, on market, now supply product area less, be so limited just, simultaneously due to the easy selfdecomposition of traditional chemical plating plating solution, discarded after how once using, waste liquid is many, difficult, seriously polluted, production efficiency is low, and batch process is retrained by environmental protection condition often.The present invention applies around operation by fabric vertical roll, and chemical plating fluid adds continuously, repeatedly recycles, and has solved the problems referred to above.
Summary of the invention:
The object of this invention is to provide a kind of vertical roll for flexible fabric around continuous chemical silver-coating method and device.The present invention adds continuously by chemical plating fluid, repeatedly recycle, the large flexible fabric product of area is carried out to vertical, coiling chemical silvering, avoided traditional chemical plating solution easily to decompose and once use after the low and environmental problem of the production efficiency brought because waste liquid is many, difficult, seriously polluted etc., solved and inconveniently in the fabric treatment procedure that current specific area is large unfolded, be prone to local aberration and affect shortcoming attractive in appearance.
One of to achieve these goals, the technical solution used in the present invention is:
For the vertical roll of flexible fabric, around a continuous chemical silver-coating method, comprise following operational sequence:
(1) sensitization adopts sensitization treatment fluid to process 10-90min under room temperature, then with quantitatively adding pump continous mode, adds sensitization treatment fluid, wherein,
Sensitization treatment fluid is opened cylinder concentration: hydrochloric acid 10-50ml/L, and stannous chloride 10-30g/L,
Sensitization treatment fluid is added concentration: hydrochloric acid 30-90ml/L, stannous chloride 30-60g/L;
(2) clean under room temperature and clean 3-10min
(3) preplating adopts preplating plating solution to process 5-30min under room temperature, then with quantitatively adding pump continous mode, adds preplating plating solution, wherein,
Preplating plating solution is opened cylinder concentration: silver nitrate 0.1-1g/L, and ammoniacal liquor 0.2-2ml/L,
Preplating plating solution is added concentration: silver nitrate 1-10g/L, ammoniacal liquor 1-20ml/L;
(4) clean under room temperature and clean 3-10min
(5) the silver-plated employing silver plating liquid of ultrasonic wave assistant chemical is processed 30-120min under 30-60 ℃ of condition, and the omnidistance ultrasonic wave of opening of processing procedure is assisted, and before silver plating liquid is reused, all need to carry out disposable interpolation and add liquid, wherein,
Silver plating liquid is opened cylinder concentration: silver nitrate 1-5g/L, and NaOH 0.02-0.5g/L, ammoniacal liquor 1-5ml/L, EDTA2 sodium 0.1g-5g/L, reductant formaldehyde 1-5ml/L,
Ultrasonic frequency 20kHZ-50kHZ, power 10-200W/cm
2,
Silver plating liquid is added concentration: silver nitrate 50-100g/L, ammoniacal liquor 50-200ml/L, NaOH 1-50g/L, EDTA2 sodium 5g-50g/L, reductant formaldehyde 30-200ml/L;
(6) clean under room temperature and clean 3-10min
(7) dry adopt 60-120 ℃ of online hot-air seasoning or roll off the production line after put into hothouse and concentrate oven dry.
The continous mode of described sensitizing solution and pre-plating solution is added, and adopts and before next workpiece enters groove, carries out disposable interpolation, and normal service life 3-5 days, once concentrates renewal;
Described flexible fabric grammes per square metre is 20g/m
2-200g/m
2, fabric width 50-200cm, monovolume coiling length 20-200m;
Described flexible fabric is various woven, the knit goods of fibers material;
Described fibers material is nylon, terylene, acrylic fibers or its BLENDED FABRIC;
Described matting increases and cleans road number according to base material difference.
In order to reach two of above-mentioned purpose, the technical solution used in the present invention is:
For the vertical roll of flexible fabric, around the silver-plated coiling bracing or strutting arrangement of continuous chemical, by vertical winding core cylinder and vertical tension force spread rolls, formed; The upper end of described vertical winding core cylinder and vertical tension force spread rolls is by driving clamping, and the lower end of described vertical winding core cylinder and vertical tension force spread rolls is all meshed with each coating bath bottom or be separated, thereby realizes the transfer of operation and install rotating operation stable;
Described vertical winding core cylinder upper end is cecum, is subject to driving clamping and is rotated by driven by motor, and through hole and each coating bath bottom circulating pump delivery port engagement are established in lower end, realize water circulation and rotary support, its porous surface, aperture Ф 4～10mm, spacing 4-10mm is uniformly distributed; Described vertical tension force spread rolls is combined by a pair of thread roller, its upper end is subject to driving clamping, lower end and each coating bath bottom rotary support point combination, described thread roller clamps and passive rotation, and realization increases product developed area, increase Horizontal Tension prevents that cloth cover is sagging, reduces the effects such as cloth cover edge curl;
The quantity of described vertical winding core cylinder is two, and described vertical tension force expansion rod quantity is two pairs;
Described vertical winding core cylinder coiling fabric is reeled alternately fabric betwixt, and treatment fluid is around soaking fabric, and the hole by vertical winding core cylinder surface sprays to skin by the inner loop pipeline of described vertical winding core cylinder; Described vertical tension force spread rolls is responsible for fabric launch and expand, and realizes the even contact of fabric and each treatment fluid;
Described coiling bracing or strutting arrangement drives by driving, processes bottom land end and carries out combination or separated with each, realizes reel operation and operation conversion, and production line is controlled by PLC step instruction, can realize automatic operation.
For guaranteeing to reach treatment effect, reduce contaminating impurity and maintain treatment fluid stability, the water quality that this technique is used is the RO water of pure water or electrical conductivity < 10 μ s/cm.
The inventive method treatment process is succinct, silver plating liquid composition is simply easy to quantitatively detect and circulation is added, use continuously, more single being easy to of product controlled and detected, different size and material base material coordinate corresponding reaction solution concentration, silver ion rate of release and silver layer deposition velocity guarantee relative equilibrium, and coating procedure plating solution remains clear state.In conjunction with Sonication assisted treatment, realize fast silver coating, silver layer light is fine and close, and washing fastness is good, and fabric silver layer is even, and Nodes is without performance difference.Each operation principal component of the present invention is after film processing is concentrated, recyclable.
The present invention reel bracing or strutting arrangement make product in sensitization, preplating, cleaning, each operation processing procedure of chemical plating all the time in vertical roll around motion state, make product silver layer evenly, continuously, gloss, without visible aberration.This device is put into after treatment trough, and vertical winding core cylinder is connected with driving place power shaft and bottom land circulating filtration pump discharge, and treatment fluid penetrates coiling fabric through being circulated throughout filter pump from the ejection of core cylinder surface pore, realizes the even contact of fabric and each treatment fluid.After lambda line, reel fabric under power shaft drives, the rotation of reeling, by setting power shaft rotating operation interval and velocity of rotation, realized fabric constantly in soak environment, the operation of reeling, whole cloth cover all can contact with treatment fluid uniformly, without local coating and color distortion.
Silver coating fabric of the present invention, can carry out deep processing, cuts into the short fiber of certain size according to actual requirement, becomes argentiferous yarn with material blending such as cotton, fiber crops, hair, chemical fibres, is reprocessed into all size fabric.
Accompanying drawing explanation:
Fig. 1 is that vertical roll is around bracing or strutting arrangement sketch;
Fig. 2 is chemical plating production line sketch.
Wherein, 1-core cylinder, 2-expands deflector roll, 3-product, 4-treatment trough, 5-guide rail, 6-driving, 7-operating desk.
The specific embodiment:
Below in conjunction with the specific embodiment, the present invention is described in further detail.
Embodiment 1:
Base material: terylene mesh, grammes per square metre 26.5/m
2, thickness 0.12mm, fabric width 1.6m, entire volume length 150m.
Handling process: sensitization-cleaning 2 roads, each 3min; Preplating-cleaning 1 road, 3min; The silver-plated 30min-of ultrasonic wave assistant chemical cleans 2 roads, each 5min; Dry-check.
In above flow process:
Sensitization treatment fluid 300L: hydrochloric acid 10ml/L, stannous chloride 10g/L, room temperature, processing time 30min.
Pre-plating solution 300L: silver nitrate 0.12g/L, ammoniacal liquor 0.20ml/L, room temperature, processing time 5min.
Silver plating liquid 500L: silver nitrate 2.86g/L, NaOH 0.025g/L, ammoniacal liquor 2.75ml/L, EDTA2 sodium 0.42g/L, reductant formaldehyde 3.27ml/L, temperature 50 C, processing time 60min; Supersonic frequency 28kHZ.
Dry: hot air circulation is air-dry, 100 ℃ of baking temperatures, drying time 30min.
Coiling bracing or strutting arrangement is put into after treatment trough, and vertical winding core cylinder is connected with driving place power shaft and bottom land circulating filtration pump discharge, and its coiling fabric is reeled alternately fabric between two core cylinders.Treatment fluid around soak fabric and through be circulated throughout filter pump by the inner loop pipeline of vertical winding core cylinder the hole by core cylinder surface to outer spray penetration coiling fabric, realize the even contact of fabric and each treatment fluid; Two vertical tension force spread rolls are responsible for fabric launch and expand between vertical winding core cylinder, realize the even contact of fabric and each treatment fluid.Coiling bracing or strutting arrangement drives by driving, processes bottom land end and carries out combination or separated with each, realizes reel operation and operation conversion.Production line is controlled by PLC step instruction, reels fabric after lambda line under power shaft drives, and power shaft rotating operation interval 60s, driving shaft rotating speed 250r/min are set in the rotation of reeling.
More than obtain fabric, the silver grey light of outward appearance, color and luster uniform outer surface resistance 1.2 Ω/cm.Testing result shielding properties 50dB, bacteriostasis rate 95%.Wash after 100 times, than resistance≤10
9-10Ω cm, bacteriostasis rate 95%, without obvious desilverization metachromatism.
Embodiment 2
Base material: terylene mesh, grammes per square metre 30.5/m
2, thickness 0.12mm, fabric width 1.5m, entire volume length 200m.
Handling process: sensitization-cleaning 2 roads, each 3min; Preplating-cleaning 1 road, 3min; The silver-plated 30min-of ultrasonic wave assistant chemical cleans 2 roads, each 5min; Dry-check.
In above flow process:
Sensitization adopts sensitization treatment fluid 280L to process 90min under room temperature, and wherein the concentration of each composition is: hydrochloric acid 50ml/L, stannous chloride 30g/L; Processing procedure adds sensitizing solution to add liquid 20L with quantitatively adding pump continous mode, and wherein the concentration of each composition is: hydrochloric acid 90ml/L, and stannous chloride 60g/L, surplus is pure water;
Preplating adopts preplating plating solution 300L to process 30min under room temperature, and wherein the concentration of each composition is: silver nitrate 1g/L, and ammoniacal liquor 2ml/L, surplus is pure water; Processing procedure adds preplating to add liquid 10L with quantitatively adding pump continous mode, and wherein the concentration of each composition is: silver nitrate 10g/L, and ammoniacal liquor 20ml/L, surplus is pure water;
The silver-plated employing silver plating liquid of ultrasonic wave assistant chemical 470L, wherein the concentration of each composition is: silver nitrate 5g/L, NaOH 0.5g/L, ammoniacal liquor 5ml/L, EDTA2 sodium 5g/L, reductant formaldehyde 5ml/L; Add silver plating liquid 20L, wherein add concentration and be: silver nitrate 100g/L, ammoniacal liquor 200ml/L, NaOH 50g/L, EDTA2 sodium 50g/L, reductant formaldehyde 200ml/L, surplus is pure water; Super acoustic treatment frequency 50kHZ, power 10W/cm
2; Under 60 ℃ of conditions, process 30min.
The dry hot air circulation that adopts is air-dry, 120 ℃ of baking temperatures, drying time 20min.
Coiling bracing or strutting arrangement is put into after treatment trough, and vertical winding core cylinder is connected with driving place power shaft and bottom land circulating filtration pump discharge, and its coiling fabric is reeled alternately fabric between two core cylinders.Treatment fluid around soak fabric and through be circulated throughout filter pump by the inner loop pipeline of vertical winding core cylinder the hole by core cylinder surface to outer spray penetration coiling fabric, realize the even contact of fabric and each treatment fluid; Two vertical tension force spread rolls are responsible for fabric launch and expand between vertical winding core cylinder, realize the even contact of fabric and each treatment fluid.Coiling bracing or strutting arrangement drives by driving, processes bottom land end and carries out combination or separated with each, realizes reel operation and operation conversion.Production line is controlled by PLC step instruction, reels fabric after lambda line under power shaft drives, and power shaft rotating operation interval 50s, driving shaft rotating speed 250r/min are set in the rotation of reeling.
More than obtain fabric, the silver grey light of outward appearance, color and luster uniform outer surface resistance 1.2 Ω/cm.Testing result shielding properties 60dB, bacteriostasis rate 95%.Wash after 100 times, than resistance≤10
9-10Ω cm, bacteriostasis rate 95%, without obvious desilverization metachromatism.
Embodiment 3
Base material: terylene mesh, grammes per square metre 20/m
2, thickness 0.12mm, fabric width 1.6m, entire volume length 20m.
Handling process: sensitization-cleaning 2 roads, each 3min; Preplating-cleaning 1 road, 3min; The silver-plated 30min-of ultrasonic wave assistant chemical cleans 2 roads, each 5min; Dry-check.
In above flow process:
Sensitization adopts sensitization treatment fluid 290L to process 10min under room temperature, and wherein the concentration of each composition is: hydrochloric acid 10ml/L, stannous chloride 10g/L; Processing procedure adds sensitizing solution to add liquid 20L with quantitatively adding pump continous mode, and wherein the concentration of each composition is: hydrochloric acid 30ml/L, and stannous chloride 30g/L, surplus is pure water;
Preplating adopts preplating plating solution 280L to process 5min under room temperature, and wherein the concentration of each composition is: silver nitrate 0.1g/L, ammoniacal liquor 0.2ml/L; Processing procedure adds preplating to add liquid 20L with quantitatively adding pump continous mode, and wherein the concentration of each composition is: silver nitrate 1g/L, and ammoniacal liquor 1ml/L, surplus is pure water;
The silver-plated employing silver plating liquid of ultrasonic wave assistant chemical 480L, wherein the concentration of each composition is: silver nitrate 1g/L, NaOH 0.02g/L, ammoniacal liquor 1ml/L, EDTA2 sodium 0.1gg/L, reductant formaldehyde 1ml/L; Add silver plating liquid 20L, wherein add concentration and be: silver nitrate 50g/L, ammoniacal liquor 50ml/L, NaOH 1g/L, EDTA2 sodium 5g/L, reductant formaldehyde 30ml/L; Supersonic frequency 20kHZ, power 200W/cm
2, under 30 ℃ of conditions, process 120min.
The dry hot air circulation that adopts is air-dry, 60 ℃ of baking temperatures, drying time 1h.
Coiling bracing or strutting arrangement is put into after treatment trough, and vertical winding core cylinder is connected with driving place power shaft and bottom land circulating filtration pump discharge, and its coiling fabric is reeled alternately fabric between two core cylinders.Treatment fluid around soak fabric and through be circulated throughout filter pump by the inner loop pipeline of vertical winding core cylinder the hole by core cylinder surface to outer spray penetration coiling fabric, realize the even contact of fabric and each treatment fluid; Two vertical tension force spread rolls are responsible for fabric launch and expand between vertical winding core cylinder, realize the even contact of fabric and each treatment fluid.Coiling bracing or strutting arrangement drives by driving, processes bottom land end and carries out combination or separated with each, realizes reel operation and operation conversion.Production line is controlled by PLC step instruction, reels fabric after lambda line under power shaft drives, and power shaft rotating operation interval 60s, driving shaft rotating speed 250r/min are set in the rotation of reeling.
More than obtain fabric, the silver grey light of outward appearance, color and luster uniform outer surface resistance 1.2 Ω/cm.Testing result shielding properties 50dB, bacteriostasis rate 95%.Wash after 100 times, than resistance≤10
9-10Ω cm, bacteriostasis rate 95%, without obvious desilverization metachromatism.
Embodiment 4
Base material: knitting nylon cloth, grammes per square metre 72g/m
2, thickness 0.35mm, fabric width 1.5m, entire volume length 50m.
Handling process: sensitization-cleaning 4 roads, each 8min; Preplating-cleaning 1 road, 5min; The silver-plated 30min of ultrasonic wave assistant chemical cleans 3 roads, each 10min; Dry-check.
In above flow process:
Sensitization adopts sensitization treatment fluid 300L to process 50min under room temperature, and wherein the concentration of each composition is: hydrochloric acid 30ml/L, stannous chloride 20g/L; Processing procedure adds sensitizing solution to add liquid 20L with quantitatively adding pump continous mode, and wherein the concentration of each composition is: hydrochloric acid 50ml/L, and stannous chloride 35g/L, surplus is pure water;
Preplating adopts preplating plating solution 290L to process 5min under room temperature, and wherein the concentration of each composition is: silver nitrate 1g/L, and ammoniacal liquor 2ml/L, surplus is pure water; Processing procedure adds preplating to add liquid 10L with quantitatively adding pump continous mode, and wherein the concentration of each composition is: silver nitrate 6g/L, and ammoniacal liquor 2ml/L, surplus is pure water;
The silver-plated employing silver plating liquid of ultrasonic wave assistant chemical 490L, wherein the concentration of each composition is: silver nitrate 1g/L, NaOH 0.02g/L, ammoniacal liquor 1ml/L, EDTA2 sodium 0.1g/L, reductant formaldehyde 1ml/L; Add silver plating liquid 20L, wherein add concentration and be: silver nitrate 75g/L, ammoniacal liquor 73ml/L, NaOH 3.5g/L, EDTA2 sodium 3.7g/L, reductant formaldehyde 65ml/L, surplus is pure water; Supersonic frequency 40kHZ, power 30W/cm
2, under 30 ℃ of conditions, process 40min.
Dry: hot air circulation is air-dry, 100 ℃ of baking temperatures, drying time 30min.
Coiling bracing or strutting arrangement is put into after treatment trough, and vertical winding core cylinder is connected with driving place power shaft and bottom land circulating filtration pump discharge, and its coiling fabric is reeled alternately fabric between two core cylinders.Treatment fluid around soak fabric and through be circulated throughout filter pump by the inner loop pipeline of vertical winding core cylinder the hole by core cylinder surface to outer spray penetration coiling fabric, realize the even contact of fabric and each treatment fluid; Two vertical tension force spread rolls are responsible for fabric launch and expand between vertical winding core cylinder, realize the even contact of fabric and each treatment fluid.Coiling bracing or strutting arrangement drives by driving, processes bottom land end and carries out combination or separated with each, realizes reel operation and operation conversion.Production line is controlled by PLC step instruction, reels fabric after lambda line under power shaft drives, and power shaft rotating operation interval 20s, driving shaft rotating speed 250r/min are set in the rotation of reeling.
More than obtain fabric, the silver grey light of outward appearance, color and luster uniform outer surface resistance 0.5 Ω/cm.Testing result shielding properties 80dB, washs after 100 times, than resistance≤10
9-10Ω cm, bacteriostasis rate 95%, without obvious desilverization metachromatism.
Embodiment 5:
Base material: woven diamond-plaid, grammes per square metre 60g/m
2, thickness 0.15mm, fabric width 1.4m, entire volume length 70m.
Handling process: sensitization-cleaning 3 roads, each 5min; Preplating-cleaning 1 road, 5min; The silver-plated 30min of ultrasonic wave assistant chemical, cleans 3 roads, each 10min; Dry-check.
In above flow process:
Sensitization adopts sensitization treatment fluid 290L to process 30min under room temperature, and wherein the concentration of each composition is: hydrochloric acid 10ml/L, stannous chloride 51.4g/L; Processing procedure adds sensitizing solution to add liquid 20L with quantitatively adding pump continous mode, and wherein the concentration of each composition is: hydrochloric acid 73.5ml/L, and stannous chloride 30g/L, surplus is pure water;
Preplating adopts preplating plating solution 300L to process 5min under room temperature, and wherein the concentration of each composition is: silver nitrate 0.1g/L, and ammoniacal liquor 0.2ml/L, surplus is pure water; Processing procedure adds preplating to add liquid 10L with quantitatively adding pump continous mode, and wherein the concentration of each composition is: silver nitrate 6g/L, and ammoniacal liquor 2ml/L, surplus is pure water;
The silver-plated employing silver plating liquid of ultrasonic wave assistant chemical 480L, wherein the concentration of each composition is: silver nitrate 1g/L, NaOH 0.02g/L, ammoniacal liquor 1ml/L, EDTA2 sodium 0.1gg/L, reductant formaldehyde 1ml/L; Add silver plating liquid 20L, wherein add concentration and be: silver nitrate 91.4g/L, ammoniacal liquor 85ml/L, NaOH 10g/L, EDTA2 sodium 7.5g/L, reductant formaldehyde 85ml/L; Surplus is pure water; In 50 ℃ of supersonic frequency 33kHZ, power 50W/cm
2condition under process 40min.
Dry: hot air circulation is air-dry, 120 ℃ of baking temperatures, drying time 20min.
Coiling bracing or strutting arrangement is put into after treatment trough, and vertical winding core cylinder is connected with driving place power shaft and bottom land circulating filtration pump discharge, and its coiling fabric is reeled alternately fabric between two core cylinders.Treatment fluid around soak fabric and through be circulated throughout filter pump by the inner loop pipeline of vertical winding core cylinder the hole by core cylinder surface to outer spray penetration coiling fabric, realize the even contact of fabric and each treatment fluid; Two vertical tension force spread rolls are responsible for fabric launch and expand between vertical winding core cylinder, realize the even contact of fabric and each treatment fluid.Coiling bracing or strutting arrangement drives by driving, processes bottom land end and carries out combination or separated with each, realizes reel operation and operation conversion.Production line is controlled by PLC step instruction, reels fabric after lambda line under power shaft drives, and power shaft rotating operation interval 20s, driving shaft rotating speed 350r/min are set in the rotation of reeling.
More than obtain fabric, the silver grey light of outward appearance, color and luster uniform outer surface resistance 0.5 Ω/cm.Testing result shielding properties 70dB, washs after 100 times, than resistance≤10
9-10Ω cm, bacteriostasis rate 95%, without obvious desilverization metachromatism.
Embodiment 6
Base material: terylene mesh, grammes per square metre 200g/m
2, thickness 0.12mm, fabric width 2m, entire volume length 200m.
Handling process: sensitization-cleaning 2 roads, each 10min; Preplating-cleaning 1 road, 3min; The silver-plated 30min-of ultrasonic wave assistant chemical cleans 2 roads, each 5min; Dry-check.
In above flow process:
Sensitization adopts sensitization treatment fluid 260L to process 80min under room temperature, and wherein the concentration of each composition is: hydrochloric acid 20ml/L, and stannous chloride 20g/L, surplus is pure water; Processing procedure adds sensitizing solution to add liquid 10L with quantitatively adding pump continous mode, and wherein the concentration of each composition is: hydrochloric acid 65ml/L, and stannous chloride 45g/L, surplus is pure water;
Preplating adopts preplating plating solution 250L to process 25min under room temperature, and wherein the concentration of each composition is: silver nitrate 0.15g/L, and ammoniacal liquor 1.5ml/L, surplus is pure water; Processing procedure adds preplating to add liquid 10L with quantitatively adding pump continous mode, and wherein the concentration of each composition is: silver nitrate 8g/L, and ammoniacal liquor 16ml/L, surplus is pure water;
The silver-plated employing silver plating liquid of ultrasonic wave assistant chemical 450L, wherein the concentration of each composition is: silver nitrate 3.5g/L, NaOH 0.1g/L, ammoniacal liquor 3ml/L, EDTA2 sodium 3g/L, reductant formaldehyde 3ml/L, adds silver plating liquid 20L, wherein adding concentration is: silver nitrate 70g/L, ammoniacal liquor 80ml/L, NaOH 10g/L, EDTA2 sodium 35g/L, reductant formaldehyde 90ml/L, surplus is pure water; In 40 ℃ of supersonic frequency 40kHZ, power 150W/cm
2under condition, process 90min.
Dry: hot air circulation is air-dry, 120 ℃ of baking temperatures, drying time 20min.
Coiling bracing or strutting arrangement is put into after treatment trough, and vertical winding core cylinder is connected with driving place power shaft and bottom land circulating filtration pump discharge, and its coiling fabric is reeled alternately fabric between two core cylinders.Treatment fluid around soak fabric and through be circulated throughout filter pump by the inner loop pipeline of vertical winding core cylinder the hole by core cylinder surface to outer spray penetration coiling fabric, realize the even contact of fabric and each treatment fluid; Two vertical tension force spread rolls are responsible for fabric launch and expand between vertical winding core cylinder, realize the even contact of fabric and each treatment fluid.Coiling bracing or strutting arrangement drives by driving, processes bottom land end and carries out combination or separated with each, realizes reel operation and operation conversion.Production line is controlled by PLC step instruction, reels fabric after lambda line under power shaft drives, and power shaft rotating operation interval 60s, driving shaft rotating speed 200r/min are set in the rotation of reeling.
More than obtain fabric, the silver grey light of outward appearance, color and luster uniform outer surface resistance 1.2 Ω/cm.Testing result shielding properties 60dB.Wash after 100 times, than resistance≤10
9-10Ω cm, bacteriostasis rate 95%, without obvious desilverization metachromatism.
Embodiment 7
With embodiment 2-6, difference is that the additional way of sensitizing solution and pre-plating solution is disposable adding before next workpiece enters groove.
Above embodiment is optimization formula prepared by silver-plated flexible fabric; these formula indefiniteness embodiments; just, for illustrating the present invention, those skilled in the art is protection scope of the present invention according to thinking of the present invention and the formula that the proportioning of selecting materials filters out.
Claims (10)
- For the vertical roll of flexible fabric around a continuous chemical silver-coating method, it is characterized in that comprising following operational sequence:(1) sensitization adopts sensitization treatment fluid to process 10-90min under room temperature, and then continous mode adds sensitization treatment fluid, wherein,Described sensitization treatment fluid is opened cylinder concentration: hydrochloric acid 10-50ml/L, and stannous chloride 10-30g/L,Described sensitization treatment fluid is added concentration: hydrochloric acid 30-90ml/L, stannous chloride 30-60g/L;(2) clean under room temperature and clean 3-10min;(3) preplating adopts preplating plating solution to process 5-30min under room temperature, and then continous mode adds preplating plating solution, wherein,Described preplating plating solution is opened cylinder concentration: silver nitrate 0.1-1g/L, and ammoniacal liquor 0.2-2ml/L,Described preplating plating solution is added concentration: silver nitrate 1-10g/L, ammoniacal liquor 1-20ml/L;(4) clean under room temperature and clean 3-10min;(5) the silver-plated employing silver plating liquid of ultrasonic wave assistant chemical is processed 30-120min under 30-60 ℃ of condition, and the omnidistance ultrasonic wave of opening of processing procedure is assisted, and then liquid is added in disposable interpolation, wherein,Described silver plating liquid is opened cylinder concentration: silver nitrate 1-5g/L, and NaOH 0.02-0.5g/L, ammoniacal liquor 1-5ml/L, EDTA2 sodium 0.1g-5g/L, reductant formaldehyde 1-5ml/L,Described ultrasonic frequency 20kHZ-50kHZ, power 10-200W/cm 2,Described silver plating liquid is added concentration: silver nitrate 50-100g/L, ammoniacal liquor 50-200ml/L, NaOH 1-50g/L, EDTA2 sodium 5g-50g/L, reductant formaldehyde 30-200ml/L;(6) clean under room temperature and clean 3-10min;(7) dry adopt 60-120 ℃ of online hot-air seasoning or roll off the production line after put into hothouse and concentrate oven dry.
- 2. the vertical roll for flexible fabric as claimed in claim 1 is around continuous chemical silver-coating method, it is characterized in that, the continous mode of operation (1), (3) described sensitizing solution and pre-plating solution is added, disposable interpolation is carried out in employing before next workpiece enters groove, normal service life 3-5 days, once concentrates renewal.
- 3. the vertical roll for flexible fabric as claimed in claim 1 or 2, around continuous chemical silver-coating method, is characterized in that, described flexible fabric grammes per square metre is 20g/m 2-200g/m 2, fabric width 50-200cm, monovolume coiling length 20-200m.
- 4. the vertical roll for flexible fabric as claimed in claim 1 or 2, around continuous chemical silver-coating method, is characterized in that, described flexible fabric is various woven, the knit goods of fibers material.
- 5. the vertical roll for flexible fabric as claimed in claim 4, around continuous chemical silver-coating method, is characterized in that, described fibers material is nylon, terylene, acrylic fibers or its BLENDED FABRIC.
- 6. the vertical roll for flexible fabric as claimed in claim 1 or 2, around continuous chemical silver-coating method, is characterized in that, described matting is to increase and clean road number according to base material difference.
- 7. the coiling bracing or strutting arrangement that the vertical roll for flexible fabric described in claim 1 or 2 is used around continuous chemical silver-coating method, is characterized in that, vertical winding core cylinder and vertical tension force spread rolls, consists of; The upper end of described vertical winding core cylinder and vertical tension force spread rolls is by driving clamping, and the lower end of described vertical winding core cylinder and vertical tension force spread rolls is all meshed with each coating bath bottom or be separated.
- 8. coiling bracing or strutting arrangement as claimed in claim 7, it is characterized in that, described vertical winding core cylinder hollow, described vertical winding core cylinder upper end is cecum, is subject to driving clamping and is rotated by driven by motor, and through hole and each coating bath bottom circulating pump delivery port engagement are established in described vertical winding core cylinder lower end, realize water circulation and rotary support, described vertical winding core cylinder porous surface, aperture Ф 4～10mm, spacing 4-10mm is uniformly distributed; Described vertical tension force spread rolls is combined by a pair of thread roller, and described vertical tension force spread rolls upper end is subject to driving clamping, described vertical tension force spread rolls lower end and each coating bath bottom rotary support point combination, and described thread roller clamps and passive rotation.
- 9. coiling bracing or strutting arrangement as claimed in claim 7, is characterized in that, the quantity of described vertical winding core cylinder is two, and described vertical tension force expansion rod quantity is two pairs.
- 10. coiling bracing or strutting arrangement as claimed in claim 7, it is characterized in that, described vertical winding core cylinder coiling fabric is reeled alternately fabric betwixt, treatment fluid is around soaking fabric, and the hole by vertical winding core cylinder surface sprays to skin by the inner loop pipeline of described vertical winding core cylinder; Described vertical tension force spread rolls is responsible for fabric launch and expand, and realizes the even contact of fabric and each treatment fluid.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410190506.3A CN103966838B (en) | 2014-05-07 | 2014-05-07 | A kind of flexible fabric vertical roll that is used for is around continuous chemical silver-coating method and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410190506.3A CN103966838B (en) | 2014-05-07 | 2014-05-07 | A kind of flexible fabric vertical roll that is used for is around continuous chemical silver-coating method and device |
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| CN103966838A true CN103966838A (en) | 2014-08-06 |
| CN103966838B CN103966838B (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410190506.3A Active CN103966838B (en) | 2014-05-07 | 2014-05-07 | A kind of flexible fabric vertical roll that is used for is around continuous chemical silver-coating method and device |
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Cited By (5)
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| CN108456875A (en) * | 2018-03-16 | 2018-08-28 | 华南理工大学 | A kind of low roughness silverskin and the preparation method and application thereof |
| CN109914096A (en) * | 2019-02-20 | 2019-06-21 | 常州市海若纺织品有限公司 | A kind of preparation method of the silver-plated acrylic fiber of functional form |
| CN110172824A (en) * | 2018-10-08 | 2019-08-27 | 盐城传承服装贸易有限公司 | A kind of nylon fabric silver plating process |
| CN111841149A (en) * | 2020-05-27 | 2020-10-30 | 常州微度化工新材料科技有限公司 | Filter material for self-antibacterial disinfecting mask and manufacturing method thereof |
| CN112680725A (en) * | 2020-12-16 | 2021-04-20 | 大连崇达电路有限公司 | Control method and control structure for tin-immersion wire prepreg liquid medicine |
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| CN101012552A (en) * | 2007-01-27 | 2007-08-08 | 吕琳 | Steady multitime supplementary fiber chemical silver coating method |
| CN102733181A (en) * | 2012-05-21 | 2012-10-17 | 三元控股集团有限公司 | Chemical silver plating device for fabric and special method thereof |
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| US20030124256A1 (en) * | 2000-04-10 | 2003-07-03 | Omnishield, Inc. | Omnishield process and product |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108456875A (en) * | 2018-03-16 | 2018-08-28 | 华南理工大学 | A kind of low roughness silverskin and the preparation method and application thereof |
| CN108456875B (en) * | 2018-03-16 | 2019-10-18 | 华南理工大学 | A kind of low roughness silverskin and the preparation method and application thereof |
| CN110172824A (en) * | 2018-10-08 | 2019-08-27 | 盐城传承服装贸易有限公司 | A kind of nylon fabric silver plating process |
| CN109914096A (en) * | 2019-02-20 | 2019-06-21 | 常州市海若纺织品有限公司 | A kind of preparation method of the silver-plated acrylic fiber of functional form |
| CN111841149A (en) * | 2020-05-27 | 2020-10-30 | 常州微度化工新材料科技有限公司 | Filter material for self-antibacterial disinfecting mask and manufacturing method thereof |
| CN112680725A (en) * | 2020-12-16 | 2021-04-20 | 大连崇达电路有限公司 | Control method and control structure for tin-immersion wire prepreg liquid medicine |
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|---|---|
| CN103966838B (en) | 2015-11-25 |
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