CN107904927A - The preparation method of nano Ag antibacterial fiber - Google Patents
The preparation method of nano Ag antibacterial fiber Download PDFInfo
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- CN107904927A CN107904927A CN201711224342.1A CN201711224342A CN107904927A CN 107904927 A CN107904927 A CN 107904927A CN 201711224342 A CN201711224342 A CN 201711224342A CN 107904927 A CN107904927 A CN 107904927A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/83—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with metals; with metal-generating compounds, e.g. metal carbonyls; Reduction of metal compounds on textiles
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/50—Modified hand or grip properties; Softening compositions
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Microbiology (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
The present invention relates to a kind of preparation method of nano Ag antibacterial fiber, include the following steps：Fiber is dipped in absolute ethyl alcohol, is then rinsed with water；It is ultrasonically treated again in sodium hydroxide, sodium carbonate and OP emulsifier solutions；Then with the solution treatment containing sulfuric acid and chromium trioxide；Soaked again with sodium hydroxide and sodium metabisulfite solution；SnCl is used again2Soak with HCl solution, then rinsed with water；Sodium hydroxide solution is added into silver nitrate solution to there is precipitation to generate, ammonia spirit is then added and stirs to precipitation dissolving, then sodium thiosulfate and glucose are added into solution, then above-mentioned fiber is soaked with obtained solution, obtains nano Ag antibacterial fiber.The nano Ag antibacterial fiber that the method for the present invention obtains, has good electric conductivity, so as to improve the capability of electromagnetic shielding of fabric；Tension failure strength reduces, tensile elongation increase so that silver plated fiber has preferably elasticity, and being prepared into can be more soft after fabric.
Description
Technical field
The present invention relates to materials processing technology field, and in particular to a kind of preparation method of nano Ag antibacterial fiber.
Background technology
Modern science and technology develops rapidly, and the life to people provides various facilities, but also brings at the same time many new
Challenge and potentially hazardous.Nowadays electronic product is dazzling, and mobile phone, computer, television set, micro-wave oven etc., already become
An indispensable part in modern people's life, work, these electronic products are living to people, are working that it is same to offer convenience
When, also bring electromagnetic radiation pollution.
In order to resist electromagnetic radiation pollution, protect human body to mitigate or from hazards of electromagnetic radiation, a collection of electromagnetic shielding material
Come into being.But the wearability of the silver coating fabric worked out at present is very poor, slightly rub just occurs silver in use
The phenomenon that layer comes off, influences its shielding properties；Its tensile resistance is very poor, slightly stretches, its surface silvering just occurs not
With the fracture of degree, resistance substantially become larger shielding properties decline；Its chemical-resistant reagent corrosive nature is poor, goes out in alkaline water-bath
The a large amount of obscissions of existing silver particles；Wash durability is also poor, and silver particles can largely come off in water-washing process；Surface silver layer antioxygen
Change poor-performing, will significantly change colour after a while.
The content of the invention
An object of the present invention is to provide a kind of preparation method of nano Ag antibacterial fiber.
The preparation method of the nano Ag antibacterial fiber of the present invention, includes the following steps：S101：Fiber is dipped in 40 DEG C~50
DEG C absolute ethyl alcohol in 5min~10min, the grease on surface is removed, then with deionized water rinsing 3min~5min；S102：Will
Fiber after the step S101 processing is in the sodium hydroxide containing 65g/L~75g/L, 23g/L~35g/L sodium carbonate and 5mL/
25min~30min is ultrasonically treated in the OP emulsifying agents of L~10mL/L；S103：By the step S102 processing after fiber containing
There is 2g/cm3~5g/cm3Sulfuric acid and 0.05g/mL~0.1g/mL chromium trioxide deionized water in carry out roughening treatment；
S104：Successively the step is soaked with the sodium hydroxide solution of 50g/L~100g/L and the sodium metabisulfite solution of 5g/L~10g/L
The processed fibers of rapid S103；S105：With the SnCl containing 12g/L~15g/L2With the solution of the HCl of 45mL/L~55mL/L
The processed fibers of step S104 are soaked, then with deionized water rinsing 3min~5min；S106：To concentration for 2g/L~
In the silver nitrate solution of 4g/L add concentration for 0.3g/L~0.5g/L sodium hydroxide solutions to have precipitation generate, then add
0.5%~0.7% ammonia spirit is simultaneously stirred to precipitation dissolving, then sodium thiosulfate and glucose are added into solution；Wherein,
The concentration of sodium thiosulfate is 25mg/L~30mg/L, and the concentration of glucose is 7.5g/L~8g/L；S107：By the step
The processed fibers of S105 are immersed in the solution that the step S106 is obtained, and obtain nano Ag antibacterial fiber.
The preparation method of the nano Ag antibacterial fiber of the present invention, technique is simple, and obtained silver plated fiber has good lead
Electrically, so as to improve the capability of electromagnetic shielding of fabric；Tension failure strength reduces, tensile elongation increase so that silver plated fiber has
There is more preferable elasticity, being prepared into can be more soft after fabric.
In addition, the preparation method of above-mentioned nano Ag antibacterial fiber of the invention, can also have technology spy additional as follows
Sign：
Further, in the step S102, the temperature of supersound process is 65 DEG C~75 DEG C.
Further, in the step S104, the step is soaked with the sodium hydroxide solution of 50g/L~100g/L
During the processed fibers of S103, soaking time is 10min~20min.
Further, in the step S104, the step is soaked with the sodium metabisulfite solution of 5g/L~10g/L
During the processed fibers of S103, soaking time is 10min~20min.
Further, in the step S105, soaking time is 5min~10min.
Further, in the step S107, time of immersion is 20min~30min, the temperature of immersion for 25 DEG C~
30℃。
It is another object of the present invention to propose fiber process that above-mentioned method obtains into fabric.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Embodiment
The embodiment of the present invention is described below in detail, the embodiment is exemplary, it is intended to for explaining the present invention, and
It is not considered as limiting the invention.
Embodiment 1
Embodiment 1 proposes a kind of nano Ag antibacterial fiber, and its preparation method includes the following steps：
(1) fiber is dipped in 10min in 40 DEG C of absolute ethyl alcohol, removes the grease on surface, then use deionized water rinsing
3min。
(2) by the fiber after the step (1) processing in the sodium hydroxide containing 75g/L, 23g/L sodium carbonate and 10mL/L
OP emulsifying agents in be ultrasonically treated 25min.The temperature of supersound process is 75 DEG C.
(3) fiber after the step (2) processing is being contained into 2g/cm3Sulfuric acid and the chromium trioxide of 0.1g/mL go
Roughening treatment is carried out in ionized water.
(4) step (3) place is soaked with the sodium hydroxide solution of 50g/L and the sodium metabisulfite solution of 10g/L successively
The fiber managed, the time soaked with sodium hydroxide solution is 10min, and the time soaked with sodium metabisulfite solution is 20min.
(5) with the SnCl containing 12g/L2The processed fiber of the step (4) is soaked with the solution of the HCl of 55mL/L
5min, then with deionized water rinsing 5min.
(6) it is 0.5g/L sodium hydroxide solutions to there is precipitation to give birth to that concentration is added in the silver nitrate solution for being 2g/L to concentration
Into the ammonia spirit and stirring to precipitation for then adding 0.5% dissolve, then sodium thiosulfate and glucose are added into solution；
Wherein, the concentration of sodium thiosulfate is 30mg/L, and the concentration of glucose is 7.5g/L.
(7) step (5) processed fiber is immersed in 30min in the solution that the step (6) obtains, immersion
Temperature is 25 DEG C, obtains nano Ag antibacterial fiber.
Embodiment 2
Embodiment 2 proposes a kind of nano Ag antibacterial fiber, and its preparation method includes the following steps：
(1) fiber is dipped in 5min in 50 DEG C of absolute ethyl alcohol, removes the grease on surface, then use deionized water rinsing
5min。
(2) by the fiber after the step (1) processing in the sodium hydroxide containing 65g/L, 35g/L sodium carbonate and 5mL/L
OP emulsifying agents in be ultrasonically treated 30min.The temperature of supersound process is 65 DEG C.
(3) fiber after the step (2) processing is being contained into 5g/cm3Sulfuric acid and 0.05g/mL chromium trioxide
Roughening treatment is carried out in deionized water.
(4) step (3) place is soaked with the sodium hydroxide solution of 100g/L and the sodium metabisulfite solution of 5g/L successively
The fiber managed, the time soaked with sodium hydroxide solution is 20min, and the time soaked with sodium metabisulfite solution is 10min.
(5) with the SnCl containing 15g/L2The processed fiber of the step (4) is soaked with the solution of the HCl of 45mL/L
10min, then with deionized water rinsing 3min.
(6) it is 0.3g/L sodium hydroxide solutions to there is precipitation to give birth to that concentration is added in the silver nitrate solution for being 4g/L to concentration
Into the ammonia spirit and stirring to precipitation for then adding 0.7% dissolve, then sodium thiosulfate and glucose are added into solution；
Wherein, the concentration of sodium thiosulfate is 25mg/L, and the concentration of glucose is 8g/L.
(7) step (5) processed fiber is immersed in 20min in the solution that the step (6) obtains, immersion
Temperature is 30 DEG C, obtains nano Ag antibacterial fiber.
Embodiment 3
Embodiment 3 proposes a kind of nano Ag antibacterial fiber, and its preparation method includes the following steps：
(1) fiber is dipped in 6.3min in 45.4 DEG C of absolute ethyl alcohol, removes the grease on surface, then rushed with deionized water
Wash 4min.
(2) by the step (1) processing after fiber the sodium hydroxide containing 70.2g/L, 28.34g/L sodium carbonate and
28min is ultrasonically treated in the OP emulsifying agents of 6.95mL/L.The temperature of supersound process is 69 DEG C.
(3) fiber after the step (2) processing is being contained into 3.74g/cm3Sulfuric acid and 0.076g/mL three oxidations
Roughening treatment is carried out in the deionized water of chromium.
(4) step (3) is soaked with the sodium hydroxide solution of 74.7g/L and the sodium metabisulfite solution of 7.3g/L successively
Processed fiber, with sodium hydroxide solution soak time be 15min, with sodium metabisulfite solution soak time be
15min。
(5) with the SnCl containing 13.35g/L2It is processed that the step (4) is soaked with the solution of the HCl of 48.73mL/L
Fiber 7min, then with deionized water rinsing 4min.
(6) it is 0.42g/L sodium hydroxide solutions to there is precipitation that concentration is added in the silver nitrate solution for being 3.54g/L to concentration
Generation, then adds 0.62% ammonia spirit and stirring extremely precipitation dissolving, then sodium thiosulfate and grape are added into solution
Sugar；Wherein, the concentration of sodium thiosulfate is 28.2mg/L, and the concentration of glucose is 7.74g/L.
(7) step (5) processed fiber is immersed in 25min in the solution that the step (6) obtains, immersion
Temperature is 27 DEG C, obtains nano Ag antibacterial fiber.
The preparation method of the nano Ag antibacterial fiber of the present invention, technique is simple, and obtained silver plated fiber has good lead
Electrically, so as to improve the capability of electromagnetic shielding of fabric；Tension failure strength reduces, tensile elongation increase so that silver plated fiber has
There is more preferable elasticity, being prepared into can be more soft after fabric.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment of the present invention or example.In the present specification, schematic expression of the above terms is not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
Combined in an appropriate manner in one or more embodiments or example.In addition, without conflicting with each other, the skill of this area
Art personnel can be tied the different embodiments or example described in this specification and different embodiments or exemplary feature
Close and combine.
Although the embodiment of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (7)
1. a kind of preparation method of nano Ag antibacterial fiber, it is characterised in that include the following steps：
S101：Fiber is dipped in 5min~10min in 40 DEG C~50 DEG C of absolute ethyl alcohol, the grease on surface is removed, then spends
Ionized water rinses 3min~5min；
S102：By the fiber after step S101 processing in the sodium hydroxide containing 65g/L~75g/L, 23g/L~35g/L
25min~30min is ultrasonically treated in the OP emulsifying agents of sodium carbonate and 5mL/L~10mL/L；
S103：Fiber after step S102 processing is being contained into 2g/cm3~5g/cm3Sulfuric acid and 0.05g/mL~0.1g/
Roughening treatment is carried out in the deionized water of the chromium trioxide of mL；
S104：Successively with the sodium hydroxide solution of 50g/L~100g/L and the sodium metabisulfite solution immersion institute of 5g/L~10g/L
State the processed fibers of step S103；
S105：The step S104 is soaked with the solution of the HCl of the SnCl2 containing 12g/L~15g/L and 45mL/L~55mL/L
Processed fiber, then with deionized water rinsing 3min~5min；
S106：It is 0.3g/L~0.5g/L sodium hydroxide solutions that concentration is added in the silver nitrate solution for being 2g/L~4g/L to concentration
To there is precipitation to generate, 0.5%~0.7% ammonia spirit and stirring extremely precipitation dissolving are then added, then sulphur is added into solution
Sodium thiosulfate and glucose；Wherein, the concentration of sodium thiosulfate is 25mg/L~30mg/L, the concentration of glucose for 7.5g/L~
8g/L；
S107：The processed fibers of step S105 are immersed in the solution that the step S106 is obtained, obtain nano silver
Anti-bacterial fibre.
2. the preparation method of nano Ag antibacterial fiber according to claim 1, it is characterised in that in the step S102
In, the temperature of supersound process is 65 DEG C~75 DEG C.
3. the preparation method of nano Ag antibacterial fiber according to claim 1, it is characterised in that in the step S104
In, when soaking the processed fibers of the step S103 with the sodium hydroxide solution of 50g/L~100g/L, soaking time is
10min~20min.
4. the preparation method of nano Ag antibacterial fiber according to claim 1, it is characterised in that in the step S104
In, when soaking the processed fibers of the step S103 with the sodium metabisulfite solution of 5g/L~10g/L, soaking time is
10min~20min.
5. the preparation method of nano Ag antibacterial fiber according to claim 1, it is characterised in that in the step S105
In, soaking time is 5min~10min.
6. the preparation method of nano Ag antibacterial fiber according to claim 1, it is characterised in that in the step S107
In, the time of immersion is 20min~30min, and the temperature of immersion is 25 DEG C~30 DEG C.
7. using the fiber process that claim 1-6 any one of them methods obtain into fabric.
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| CN201711224342.1A CN107904927A (en) | 2017-11-29 | 2017-11-29 | The preparation method of nano Ag antibacterial fiber |
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| CN201711224342.1A CN107904927A (en) | 2017-11-29 | 2017-11-29 | The preparation method of nano Ag antibacterial fiber |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109610062A (en) * | 2018-12-07 | 2019-04-12 | 青岛万源生物科技有限公司 | A kind of preparation process of antibiotic radiation proof enteromorpha fiber composite material |
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| CN101403183A (en) * | 2008-11-13 | 2009-04-08 | 哈尔滨工业大学 | Carbon fiber surface modification method |
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