CN110205846A - A kind of cowboy's sand washing method based on light quantum stripping agent - Google Patents
A kind of cowboy's sand washing method based on light quantum stripping agent Download PDFInfo
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- CN110205846A CN110205846A CN201910527682.4A CN201910527682A CN110205846A CN 110205846 A CN110205846 A CN 110205846A CN 201910527682 A CN201910527682 A CN 201910527682A CN 110205846 A CN110205846 A CN 110205846A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
- D06P5/15—Locally discharging the dyes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
- D06P5/20—Physical treatments affecting dyeing, e.g. ultrasonic or electric
- D06P5/2011—Application of vibrations, pulses or waves for non-thermic purposes
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Detergent Compositions (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The present invention relates to a kind of cowboy's sand washing methods based on light quantum stripping agent.It is the high energy active material with strong oxidizing property or reproducibility for causing photoactive substance generation using light quantum low temperature and Sandwashing Auxiliaries as sand washing agent, and it is equipped with the ultrasonic effect of ultrasonic wave, it realizes the sand washing to cowboy, makes it have different degrees of fading effect and old sense.This method is stripped Sandwashing Technology due to using light quantity subsystem, thus without using to the chemical products such as human body and the harmful sandblasting of environment, alkaline assistant, oxidant, and be equipped with ultrasound-enhanced technology, greatly shorten process time and process, reduce water resource consumption and a large amount of discharge of wastewater.The present invention has the remarkable advantages such as saving energy, lowering energy consumption and reducing pollutants discharge, equipment and simple process, easy to operate, clean and environmental protection, has boundless application prospect in terms of the cowboy's sand washing for realizing ecology, environmental protection.
Description
Technical field
The present invention relates to textile dyeing and finishing technical field more particularly to a kind of cowboy sand washing sides based on light quantum stripping agent
Method.
Background technique
Since jeans invention, cowboy suit is just prevailing always not to wane.For the aesthetic pursuit for meeting people, jeans life
It produces producer and generallys use industrial washing technology, i.e., by various processing methods, new pants is made to generate imitative " old " effect.This industry
Washing technology referred to as " is washed ", and wherein sand washing is one of washing working process important means.Sand washing mostly use it is some alkalinity,
Oxidisability auxiliary agent has certain fading effect and old sense after washing clothing, if being equipped with stone mill, one can be generated by washing rear design on fabric surface
The white villus of the soft frost of layer, adds some softening agents, can make to wash that rear fabric is soft, soft, to improve the comfort of dress.
Currently, the mainstream equipment of jeans sand washing is traditional horizontal drum wash-ing machines, with alkaline agent or sour agent neutral salt (such as chlorination
Zinc, calcium sulfate and calcium chloride etc.) after preparation sand washing bath, by fabric or ready-made clothes in the mesh bag of terylene, it is put into shell and interior
Gallbladder is by the sand washer (or being tumbler-type washing machine) of stainless steel.Then, the fabric raising degree depending on needed for, make fabric or at
Clothing rolls 30-120min in sand washing bath.Therefore, traditional sand washing method is relatively complicated, to sand washing agent, sand washing equipment with
And Sand Wash Process has specific requirement, and need to use the chemicals such as a large amount of highly basic, oxidant, not only causes seriously to environment
Pollution, also compromises the health of direct labor；Traditional Sand Wash Process water consumption steam consumption is big, production process is more, worker's labour
Intensity height, low efficiency；The problems such as that there is also energy consumptions is high, seriously polluted, wastewater discharge is big, the Products Eco feature of environmental protection is poor.
Therefore, how to realize that the colour fading to denim fabric is imitated old sand and washed, to replace traditional sand washing method, to reduction energy
Consumption, reduces a large amount of uses of general chemical, realizes the clean manufacturing of the environmental protection of cowboy, ecological sand washing and textile printing and dyeing enterprises
It has very important significance.
Textile is carried out in addition, CN101638855A, CN101787644A, CN101643998A disclose one kind
The method of stripping treatment, but the different parts that can not achieve fabric have different fading effects.
Summary of the invention
In order to solve the above technical problems, the object of the present invention is to provide a kind of cowboy's sand washings based on light quantum stripping agent
Method, method and process of the invention is simple, has energy-saving and emission-reduction and the characteristics of ecological, environmental protective, and can at normal temperature to denim fabric into
Row sand washing makes it have different degrees of fading effect and old sense.
The present invention provides a kind of cowboy's sand washing methods based on light quantum stripping agent: with light quantum, sand washing agent, medium
Solution, oxygen/air, processing unit are that fundamental forms light quantum sand washing system, are generated in situ using light quantity subsystem
Ecology, green high-capacity active material, or it is equipped with the ultrasonic effect of ultrasonic wave, it realizes the sand washing to cowboy, makes it have different journeys
The fading effect and old sense of degree.
Further, sand washing agent includes photosensitizer and/or Sandwashing Auxiliaries.Medium solution is that water, organic solvent and buffering are molten
One of liquid or any combination thereof.
Further, processing unit is intermittent and/or continous way sand washing processing unit.
Further, above-mentioned cowboy's sand washing method based on light quantum stripping agent, comprising the following steps:
Denim fabric is placed in sand washing agent, carries out sand in oxygenous atmosphere under the light source irradiation for generating light quantum
Wash processing；Sand washing treatment process carries out under the ultrasound condition of ultrasonic wave；The pH value of the sand washing agent is 1-12.
Sand washing agent includes photosensitizer and Sandwashing Auxiliaries, and the concentration of photosensitizer is 0.010-50.00g/L in the sand washing agent,
The photosensitizer is the mixture of one of Nano semiconductor, reducing agent and oxidant or Nano semiconductor and reducing agent or receives
The mixture of rice semiconductor and oxidant.
The efficient of photoactive substance, low temperature are caused using light quantity subsystem in above-mentioned sand washing treatment process, it is in situ to generate life
State, green high-capacity active material are equipped with the mechanical effect, cavitation effect and chemical effect of ultrasonic wave, realize to denim fabric
Sand washing makes the different location of denim fabric have different degrees of fading effect and old sense.
Further, the wavelength of light source is 180nm or more.Preferably, the ultraviolet light or big that light source is wavelength 180-420nm
In the visible light of 420nm.
Further, the illumination power of light source is 5-500W.
Preferably, oxygenous atmosphere is purity oxygen or air.
Further, photosensitizer is one of Nano semiconductor, reducing agent and oxidant or Nano semiconductor and reduction
The mixture or Nano semiconductor of agent and the mixture of oxidant.
Further, Nano semiconductor TiO2Or doping vario-property nano-TiO2；The reducing agent is sodium sulfite, thio
Sodium sulphate or sodium hydrosulfite；The oxidant is potassium peroxydisulfate, hydrogen peroxide, Peracetic acid or SODIUM PERCARBONATE.
Further, Sandwashing Auxiliaries include one or more of sour agent, alkaline agent, neutral salt and surfactant.
Further, sour agent is one or more of hydrochloric acid, sulfuric acid, phosphoric acid, acetic acid, citric acid and boric acid；The alkali
Agent is one or more of sodium hydroxide, potassium hydroxide and sodium chloride；The surfactant includes non-ionic surface active
Agent or anionic surfactant.
Preferably, nonionic surfactant is paregal O, and anionic surfactant is penetrant t, dodecyl sulphur
Acid sodium-salt or pelopon A.
Further, medium solution is one of water, organic solvent and buffer solution or any combination thereof.
Further, sand washing treatment process also carries out under mechanical agitation simultaneously.
Further, it is also equipped with float stone in light quantity subsystem, under agitation, float stone can enhance mechanical, physics stone mill
Effect improves the nap effect at the light quantum sand washing of denim fabric.
Further, sand washing process carries out in intermittent and/or continous way sand washing processing unit, and the sand washing processing is single
Member is equipped with mechanical shock unit and oxygen occurs for holding the sand washing agent and medium solution in the sand washing processing unit
Unit.
In a specific embodiment of the invention, intermittent sand washing processing unit is used to hold sand washing agent including one and medium is molten
The container of liquid, container center are equipped with luminescence component, and luminescence component includes light source and the quartzy glass for being sheathed on the source outer
Glass casing is additionally provided with mechanical shock unit in container, which is arranged around luminescence component, luminescence component and machinery
Denim fabric is placed between vibration unit, the lower section of luminescence component is equipped with oxygen generation unit.
Further, mechanical shock unit is supersonic generator, and the supersonic frequency of the supersonic generator is 15KHZ
More than, ultrasonic power 0.3W/cm2More than.
Further, oxygen generation unit includes oxygen-increasing device and bubble uniform distributor.
Further, mechanical shock unit is also connected with lifting unit.Lifting unit play ultrasonic enhancing, mechanical stirring,
Upper and lower uniform treatment and other effects, preferably realizes the sand washing effect of denim fabric.
Further, light source is low pressure ultraviolet mercury lamp.
Further, sand washing treatment process of the invention carries out at room temperature.
In a specific embodiment of the invention, sand washing processing mode is intermittent sand washing processing, comprising the following steps:
Denim fabric is impregnated in above-mentioned sand washing agent of the invention, bath raio 1:1-100, in oxygenous atmosphere with
And under ultrasound condition, intermittent sand washing processing is carried out in the case where wavelength is the ultraviolet light conditions of 180-420nm.
In another specific embodiment of the present invention, sand washing processing mode is continous way sand washing processing, comprising the following steps:
Denim fabric is pre-processed in above-mentioned sand washing agent of the invention, is pre-processed to pad facture, pick-up
For 20-120%；Then it will be impregnated in above-mentioned sand washing agent of the invention by pretreated denim fabric, in oxygenous gas
In atmosphere and under ultrasound condition, continous way sand washing processing is carried out in the case where wavelength is the ultraviolet light conditions of 180-420nm.
According to the above aspect of the present invention, the present invention has at least the following advantages:
The technical solution that the present invention causes due to using light quantum, photosensitizer, can be under cryogenic under light-initiated
The high energy active material with strong oxidizing property or reproducibility is generated, while light quantum can also be with oxygen (O2) and water (H2O it) acts on,
Generate the Superoxide anion free radical with strong oxidizing property and hydroxyl radical free radical etc.；It is equipped with the enhancing processing of ultrasonic wave, these activity
Substance can more effectively diffuse into phase in solution and cowboy's fiber, so as to generate the effect of stripping to dyestuff fixed on fiber,
Realize that cowboy does old or grey effect.
The present invention strips Sandwashing Technology due to using light quantity subsystem, thus without using to the harmful spray of worker's body
The chemical products such as sand, strong oxidizer are equipped with ultrasound-enhanced technology, without excessively scraping, greatly shorten process time and process,
The consumption of water resource is reduced, and pollutant residual is few in sand washing raffinate, thus this technology has saving energy, lowering energy consumption and reducing pollutants discharge, equipment and work
The remarkable advantages such as skill is simple and convenient to operate, clean and environmental protection have boundless in terms of the cowboy's sand washing for realizing ecology, environmental protection
Application prospect.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention and the accompanying drawings.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of intermittent sand washing processing unit of the present invention；
Fig. 2 be cowboy in the embodiment of the present invention 1 before light quantity subsystem sand washing (Fig. 1 a) (Fig. 1 b) afterwards optical photograph；
Fig. 3 be cowboy in the embodiment of the present invention 2 before light quantity subsystem sand washing (Fig. 2 a) (Fig. 2 b) afterwards optical photograph；
Fig. 4 be cowboy in the embodiment of the present invention 3 before light quantity subsystem sand washing (Fig. 3 a) (Fig. 3 b) afterwards optical photograph；
Fig. 5 be cowboy in the embodiment of the present invention 4 before light quantity subsystem sand washing (Fig. 4 a) (Fig. 4 b) afterwards optical photograph；
Fig. 6 be cowboy in the embodiment of the present invention 5 before light quantity subsystem sand washing (Fig. 5 a) (Fig. 5 b) afterwards optical photograph；
Fig. 7 be cowboy in the embodiment of the present invention 6 before light quantity subsystem sand washing (Fig. 6 a) (Fig. 6 b) afterwards optical photograph；
Description of symbols:
1- power supply line；2- intermittent glass reactor；3- waits for sand washing cowboy；4- ultrasonic processor；5- quartz glass sleeve；
6- low pressure ultraviolet mercury lamp；7- oxygen；8- oxygen-increasing device；9- bubble uniform distributor；10- elevating lever.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
In following embodiment of the present invention, the characterizing method to sand washing cowboy is as follows:
1, old effect is imitated in sand washing colour fading
The sand washing fading effect of cowboy is characterized using the rate of stripping, and strips rate according to the following formula:
In formula:For surface color depth value of cowboy's original sample at maximum characteristic absorption wavelength；At sand washing
Surface color depth value (sand washing face) of the cowboy at same characteristic absorption wavelength after reason.
2, sand washing cowboy strength
The tension failure method for testing strength of cowboy is referring to GB/T-3923.1-2013 standard.It respectively will be behind sand washing front and back
Cowboy is cut into a certain size specification, and ultimate strength test is carried out in INSTRON-3365 Material Testing Machine.Strength retention
According to the following formula:
In formula: F1For the tension failure strength of the preceding cowboy of sand washing, F2For the tension failure strength of cowboy after sand washing.
Embodiment 1
The present embodiment uses sodium hydrosulfite (Na2S2O4) light quantum low temperature cause impregnation catalyst strip method to cowboy carry out sand
Processing is washed, sand washing treatment fluid group becomes the sodium hydrosulfite (Na of 2.00g/L2S2O4) aqueous solution, and pH is adjusted to 4.0；Again by 1:50's
Bath raio is added in reaction unit.
The reaction unit that the present embodiment uses is intermittent reaction device.Referring to attached drawing 1, in intermittent glass reactor 2
Hold sand washing treatment fluid, in intermittent glass reactor 2, install oxygen-increasing device 8, using oxygen increasing pump by oxygen-increasing device 8 to
Air is constantly passed through in sand washing treatment fluid；The center of intermittent glass reactor 2 is equipped with quartz glass tube 5 and low pressure ultraviolet mercury lamp
6, the outer cover of quartz glass tube 5 is equipped with cricoid ultrasonic processor 4, is placed in ultrasonic processor 4 and quartzy glass to sand washing cowboy 3
Between glass pipe 5.Ultrasonic processor 4 is connected with elevating lever 10, and elevating lever 1 is connected with driving device.This example is with a 8W low pressure
Ultraviolet mercury lamp 6 is ultraviolet source, and power supply line 1 (power supply is not drawn into) connects low pressure ultraviolet mercury lamp 6, opens ultrasonic processor 4, is added
It is to be processed after sand washing cowboy 3 and prefabricated sand washing treatment fluid, in the case where wavelength is the ultraviolet light conditions of 180-420nm, composition
The intermittent light quantum sand washing system of cowboy, to carry out (25 DEG C) the catalysis sand washing processing of 60min room temperature to cowboy.Treatment process
In, elevating lever drives ultrasonic processor 4 from container bottom to top movements, plays ultrasonic enhancing, mechanical stirring, uniformly locates up and down
Reason and other effects, preferably realizes cowboy's sand washing.Referring to above-mentioned processing step and technique, through the present embodiment method treated ox
Young sand washing experimental result is as follows.
Table 1 is the method using the present embodiment, to the sand washing result of cowboy.Test result as shown in Table 1 can be seen that, light
Quantum causes and catalysis sodium hydrosulfite (Na2S2O4) strip technique can to cowboy have preferable sand washing effect, sand washing handle
When 60min, rate of stripping is more than 35%, and sand washing processing after cowboy strength retention it is higher.Thus light quantum causes insurance
Powder (Na2S2O4) sand washing method can be realized under normal temperature and pressure ultrasound the sand washing of cowboy is handled.
1 UV/Na of table2S2O4Light quantum stripping agent sand washing cowboy's test result
Embodiment 2
The present embodiment uses sodium hydrosulfite (Na2S2O4) light quantum low temperature cause impregnation catalyst strip method to cowboy carry out sand
Processing is washed, the sand washing of sodium hydrosulfite containing 2.00g/L treatment fluid is prepared by the bath raio of 1:50, adjusts pH to 4.0, sand washing liquid is poured into implementation
In reaction unit in example 1, cowboy's sample is entirely then placed in 5 periphery of quartz socket tube in attached drawing 1, opens ultrasonic processor,
According to the method for embodiment 1, to cowboy's sample, (25 DEG C) the intermittent sand washings for carrying out 90min are handled at room temperature, specific
Step and other conditions are as described in Example 1.
Table 2 is that the experimental result of sand washing processing is carried out to cowboy's sample using method described in the present embodiment.It can be with by table 2
See, using sodium hydrosulfite (Na2S2O4) light quantum low temperature initiation pad catalysis strip method to cowboy carry out sand washing processing, in pH
For under 4.0 acid condition, strip 90min, there is good sand washing effect to cowboy's sample, and the strength of cowboy retains after sand washing
Rate is more than 80%, i.e. the extension stripping treatment time, the rate of stripping of cowboy's sample is improved significantly, but its strength also occurs one simultaneously
It is fixed to reduce, if can also take into account cowboy's while realizing sand washing effect different degrees of to cowboy's sample by changing the sand washing time
Strength damage is in tolerance band.
2 UV/Na of table2S2O4Light quantum stripping agent sand washing cowboy's test result
Embodiment 3
The present embodiment uses potassium peroxydisulfate (K2S2O8) light quantum low temperature cause impregnation catalyst strip method to cowboy carry out sand
Processing is washed, sand washing treatment fluid is the potassium peroxydisulfate (K of 2.00g/L2S2O8) aqueous solution, pH value of solution is adjusted to 3.0, and sand washing is handled
Liquid pours into the reaction unit in embodiment 1, and cowboy's sample is entirely then placed in 5 periphery of quartz socket tube in attached drawing 1, is opened super
Acoustic processor, according to the method for embodiment 1, at cowboy's sample at room temperature intermittent sand washing of (25 DEG C) progress 90min
Reason, specific steps and other conditions are as described in Example 1.
Table 3 is that the experimental result of sand washing processing is carried out to cowboy's sample using method described in the present embodiment.It can be with by table 3
See, under the conditions of the light quantum that potassium peroxydisulfate concentration is 2.00g/L is stripped, cowboy's sample handles 90min through room temperature, rate of stripping
Up to 49.8%, and after handling, the strength retention of cowboy's sample is 89.0%, shows excellent sand washing effect and good knits
Object strength retention characteristic.
3 UV/K of table2S2O8Light quantum stripping agent sand washing cowboy's test result
Embodiment 4
The present embodiment uses potassium peroxydisulfate (K2S2O8) light quantum low temperature cause impregnation catalyst strip method to cowboy carry out sand
Processing is washed, is prepared by the bath raio of 1:50 and contains 2.00gL-1Potassium peroxydisulfate (K2S2O8), pH to 3.0 is adjusted, uses this solution as padding
Cowboy's sample in embodiment 1 is put into padding liquid by liquid, opens ultrasonic processor, is imitated using the mechanical effect of ultrasonic wave, cavitation
Answer, chemical effect pre-processes cowboy in sand washing treatment fluid, i.e. second dipping and rolling (pick-up 100%), then at continuous
In formula processing unit, it is passed through air or oxygen, in the case where wavelength is the ultraviolet light conditions of 180-420nm, forms the continous way of cowboy
Light quantum sand washing system, so that the continuous sand washing for carrying out 90min to cowboy is handled.
Table 4 is that the experimental result of sand washing processing is carried out to cowboy's sample using method described in the present embodiment.It can be with by table 4
See, using potassium peroxydisulfate (K2S2O8) the initiation of light quantum low temperature pad catalysis and strip method, under the conditions of 25 DEG C to padding after
When cowboy's sample handles 90min, rate of stripping shows good effect of stripping, and the strength of cowboy's sample is protected up to 57.4%
Stay rate also above 85%.This is the result shows that potassium peroxydisulfate (K2S2O8) light quantum cause catalysis the method for stripping the side of padding can also be used
Formula realizes that the sand washing to cowboy's sample is handled under normal temperature conditions.
4 UV/K of table2S2O8Light quantum stripping agent sand washing cowboy's test result
Embodiment 5
The present embodiment uses titanium dioxide (TiO2) light quantum low temperature cause impregnation catalyst strip method to cowboy's sample carry out
Sand washing processing, sand washing treatment fluid group become 0.12g L-1Titanium dioxide (TiO2) aqueous solution, and pH value of solution is adjusted to 4.0, it incites somebody to action
Sand washing liquid pours into the reaction unit in embodiment 1, and cowboy's sample is entirely then placed in 4 periphery of quartz socket tube in attached drawing 1, is opened
Open ultrasonic processor, intermittent sand washing processing.As described in Example 1, to cowboy's sample in embodiment 1 at room temperature (25
DEG C) intermittent sand washing processing 90min is carried out, step and other conditions are as described in Example 1.
Table 5 is to handle experimental result to the sand washing of cowboy's sample using method described in the present embodiment.Number as shown in Table 5
According to can see, using titanium dioxide (TiO2) light quantum low temperature cause impregnation catalyst and strip method, immediately in low concentration
(0.12g L-1) under the conditions of, through room temperature stripping treatment 90min, cowboy's sample rate of stripping can also be made to reach 44.3%, and cowboy's sample
Strength damage is smaller (strength retention 93.1%).
5 UV/TiO of table2Light quantum stripping agent sand washing cowboy's test result
Embodiment 6
The present embodiment uses titanium dioxide (TiO2) light quantum low temperature cause impregnation catalyst strip method to cowboy's sample carry out
Sand washing processing.L containing 0.20g is prepared by the bath raio of 1:50-1Titanium dioxide (TiO2) aqueous solution, pH to 4.0 is adjusted, at sand washing
Reason liquid pours into the reaction unit in embodiment 1, and cowboy's sample is entirely then placed in 4 periphery of quartz socket tube in attached drawing 1, is opened
Ultrasonic processor.As described in Example 1, intermittent sand washing processing 90min is carried out (25 DEG C) at room temperature to cowboy's sample,
Its specific steps and other conditions are as described in Example 1.
Table 6 is to be stripped experimental result using method described in the present embodiment to the catalysis of cowboy's sample.Number as shown in Table 6
According to can see, using titanium dioxide (TiO2) the initiation of light quantum low temperature pad catalysis and strip method, be in titanium dioxide concentration
Under conditions of 0.20g/L, have to cowboy's sample and be catalyzed effect of stripping well, while strength retention of its each processing cowboy's sample
Also higher, while table 6 also indicates that, increases the dosage of titanium dioxide, the rate of stripping of cowboy's sample can further improve, but cowboy's sample
Strength also has to be declined to a certain degree.Can thus be stripped the techniques such as time by control Nano semiconductor dosage and light quantum, to expire
Requirement of the foot difference cowboy's sample to sand washing effect and strength retention
6 UV/TiO of table2Light quantum stripping agent sand washing cowboy's test result
The present invention is caused using the light quantum low temperature of photoactive substance and catalysis technique scheme, to be generated using it all kinds of
High energy active material, such as have the perhydroxyl radical free radical of strong oxidizing property, Superoxide anion free radical and/or with strong reducing property two
Sulfur oxide free radical anion, hydrosulfurous acid root anion and sulphite free radical anion etc., and it is equipped with ultrasonic wave
Enhancing processing so that these active materials more effectively into fiber phase transfer, realize in phase in fiber surface and fiber
Fixed dyestuff is stripped, to realize the ecology to cowboy, environmentally friendly sand washing.Thus compared with traditional Sand Wash Process, the present invention
Sand washing method and technique without using greatly shortening technique to chemical products such as the harmful sandblasting of worker's body, strong oxidizers
Time and process reduce the consumption of water resource, and pollutant residual is few in sand washing raffinate, thus this technology has energy-saving subtract
Row, equipment and the remarkable advantages such as simple process, easy to operate, clean and environmental protection have in terms of the cowboy's sand washing for realizing ecology, environmental protection
There is boundless application prospect.
The above is only a preferred embodiment of the present invention, it is not intended to restrict the invention, it is noted that for this skill
For the those of ordinary skill in art field, without departing from the technical principles of the invention, can also make it is several improvement and
Modification, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of cowboy's sand washing method based on light quantum stripping agent, it is characterised in that:
Light quantum sand washing system is formed using light quantum, sand washing agent, medium solution, oxygen or air, processing unit as fundamental,
The ecology that is generated in situ using light quantity subsystem, green high-capacity active material, or it is equipped with the ultrasonic effect of ultrasonic wave, it realizes to ox
Young sand washing, makes it have different degrees of fading effect and old sense.
2. cowboy's sand washing method according to claim 1 based on light quantum stripping agent, which is characterized in that including following
Step:
Denim fabric is placed in sand washing agent and medium solution, under the light source irradiation for generating light quantum in oxygenous atmosphere
Carry out sand washing processing；Sand washing treatment process carries out under the ultrasound condition of ultrasonic wave；The pH value of the sand washing agent is 1-12.
3. according to the method described in claim 2, it is characterized by: the wavelength of light source is 180nm or more.
4. described according to the method described in claim 1, it is characterized by: the sand washing agent includes photosensitizer and Sandwashing Auxiliaries
The concentration of photosensitizer is 0.010-50.00g/L in sand washing agent, and the photosensitizer is in Nano semiconductor, reducing agent and oxidant
One kind or Nano semiconductor and reducing agent mixture or Nano semiconductor and oxidant mixture.
5. according to the method described in claim 4, it is characterized by: the Nano semiconductor is TiO2Or doping vario-property nanometer
TiO2；The reducing agent is sodium sulfite, sodium thiosulfate or sodium hydrosulfite；The oxidant is potassium peroxydisulfate, hydrogen peroxide, peroxide
Acetic acid or SODIUM PERCARBONATE.
6. according to the method described in claim 4, it is characterized by: the Sandwashing Auxiliaries include sour agent, alkaline agent, neutral salt and table
One or more of face activating agent.
7. according to the method described in claim 6, it is characterized by: the acid agent is hydrochloric acid, sulfuric acid, phosphoric acid, acetic acid, citric acid
One or more of with boric acid；The alkaline agent is one or more of sodium hydroxide, potassium hydroxide and sodium chloride；The table
Face activating agent includes nonionic surfactant or anionic surfactant.
8. according to the method described in claim 1, it is characterized by: in the light quantity subsystem or be equipped with float stone, and in medium
Enhance mechanically or physically stonewashed effect in the stirring of solution, improves the nap effect at the sand washing of cowboy's light quantum.
9. according to the method described in claim 2, it is characterized by: sand washing treatment process is in intermittent and/or continous way sand washing
It is carried out in processing unit, the sand washing processing unit is for holding the sand washing agent and medium solution, the sand washing processing unit
In be equipped with mechanical shock unit and oxygen generation unit.
10. according to the method described in claim 9, it is characterized by: the mechanical shock unit be supersonic generator, it is described
The supersonic frequency of supersonic generator is 15KHZ or more, ultrasonic power 0.3W/cm2More than.
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| CN201910527682.4A CN110205846B (en) | 2019-06-18 | 2019-06-18 | Denim sand washing method based on photon stripping system |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101638855A (en) * | 2009-08-25 | 2010-02-03 | 苏州大学 | Stripping treatment method for dyed textiles |
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