CN109943893A - A kind of preparation method of the warming natural nano bamboo fibre/cotton fiber composite material of long acting antibiotic - Google Patents
A kind of preparation method of the warming natural nano bamboo fibre/cotton fiber composite material of long acting antibiotic Download PDFInfo
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- CN109943893A CN109943893A CN201910143960.6A CN201910143960A CN109943893A CN 109943893 A CN109943893 A CN 109943893A CN 201910143960 A CN201910143960 A CN 201910143960A CN 109943893 A CN109943893 A CN 109943893A
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Abstract
The invention belongs to garment material production technical field more particularly to a kind of preparation methods of the warming natural nano bamboo fibre/cotton fiber composite material of long acting antibiotic.The present invention after urea/sodium hydroxide mixed solution removing, then handles through high speed shear and nano bamboo fiber dispersion liquid is prepared first using natural bamboo as raw material；Then nano bamboo fiber dispersion liquid, natural antibacterial agent, chitosan aqueous solution are mixed and antimicrobial nano bamboo fibre/chitosan composite fibre is prepared after electrostatic spinning；Finally the blended long acting antibiotic that is prepared of cotton fiber, tencel fiber, wool fiber, antimicrobial nano bamboo fibre/chitosan composite fibre is kept warm natural nano bamboo fibre/cotton fiber composite material.The fabric safety that the present invention is prepared, skin-friendly is good, can be used for the production of a variety of dress ornaments of cold-proof underwear, home wear, cotton clothes.
Description
Technical field
The invention belongs to garment material production technical field more particularly to a kind of warming natural nano bamboo of long acting antibiotic are fine
Dimension/cotton fiber composite material preparation method.
Background technique
With social progress and rapid development of economy, requirement of the consumer to product is higher and higher.Clothes conduct
The necessary household goods of people, in addition to comfort, customer demand clothes have more functions.Fiber is as the main of clothes
Ingredient plays conclusive effect to the performance of garment material.But existing fiber has a single function, people need to pass through spinning
Fabric aftertreatment technology assigns fabric special function.But these methods are difficult to the fabric function of preparation persistently.Therefore,
Exploitation persistence multifunctional fabric is adapted to the requirement of a variety of dress ornaments.
Summary of the invention
In order to develop persistence multifunctional fabric.The present invention provides a kind of long acting antibiotic keep warm natural nano bamboo fibre/
The preparation method of cotton fiber composite material.
In order to achieve the above-mentioned object of the invention, the invention provides the following technical scheme:
A kind of long acting antibiotic keeps warm the preparation method of natural nano bamboo fibre/cotton fiber composite material, it is characterised in that including with
Lower step:
(1) small bamboo block that length is respectively 1 cm, 1 cm and 0.5 cm is cut into after cleaning natural bamboo, by small bamboo block
Bamboo powder is crushed to obtain, after bamboo powder is mixed with urea/sodium hydroxide mixed solution by 1:25-40 volume ratio, in 70-90
Under the conditions of DEG C, after 300-500 rpm stirring 4-6 h removes bamboo fibre, bamboo fiber is filtered to obtain；
(2) after being dispersed in water bamboo fiber, high speed shear 10-25 min, is obtained under 12000-14000 rpm speed conditions
To natural nano bamboo fibre dispersion liquid；
(3) antibacterial plant crushed after being dried is sieved to obtain plant powder, by plant powder under the conditions of 300 W microwave treatment 10
Min, then the plant powder after microwave treatment is mixed with ethanol-water mixture by the mass volume ratio of 1:25-30, in 200-
400 W filter to obtain extracting solution after ultrasound 20-40 min under the conditions of 40-60 DEG C；
(4) inorganic salts are added into step (3) resulting extracting solution, is stood after vortex 20-30 s and forms aqueous two-phase, taken mutually dense
Contracting is evaporated, crushes up to natural antibacterial agent；
(5) acetic acid aqueous solution that chitosan is dissolved in 1-3%v/v is obtained into the chitosan aqueous solution that mass fraction is 2-3%, will naturally resisted
Microbial inoculum is dissolved in chitosan aqueous solution and is added glutaraldehyde, filters after being crosslinked 2-4 h under the conditions of 40-60 DEG C, by solid part
Divide and be evaporated crushing, obtains the natural antibacterial agent of chitosan package；
(6) natural nano bamboo fibre dispersion liquid, natural antibacterial agent, chitosan aqueous solution are mixed into obtain electrostatic spinning solution, through quiet
Antimicrobial nano bamboo fibre/chitosan composite fibre is prepared after Electrospun；
(7) length is prepared in cotton fiber, tencel fiber, wool fiber, antimicrobial nano bamboo fibre/chitosan composite fibre is blended
Imitate antibacterial thermal insulating natural nano bamboo fibre/cotton fiber composite material.
Further, the concentration of urea is 0.2-0.5 g/ in urea as described in step (1)/sodium hydroxide mixed solution
ML, the concentration of sodium hydroxide are 0.3-0.6 g/mL.
Further, the concentration of bamboo fibre is 2-4 %w/w in natural nano bamboo fibre dispersion liquid described in step (2),
The wide of bamboo fibre does not surpass 50 nm.
Further, antibacterial plant described in step (3) is one of Radix Glycyrrhizae, the coptis, mustard and horseradish；Described
The volume fraction of ethyl alcohol is 35-45% in ethanol-water mixture.
Further, inorganic salts described in step (4) are Na2SO4、K2HPO4、Na2HPO4、K2SO4One of, it is described
The additional amount of inorganic salts is the 15-25% of extracting solution quality.
Further, the quality of glutaraldehyde described in step (5) is the 2-4% of chitosan aqueous solution quality.
Further, each raw material component is successively in antimicrobial nano bamboo fibre/chitosan composite fibre described in step (6)
Are as follows: 60-80 parts of natural nano bamboo fibre dispersion liquid, 3-6 parts of natural antibacterial agent, 25-35 parts of chitosan aqueous solution.
Further, each in the warming natural nano bamboo fibre/cotton fiber composite material of long acting antibiotic described in step (7)
Raw material components are successively are as follows: and 15-25 parts of cotton fiber, 10-20 parts of tencel fiber, 15-25 parts of wool fiber, antimicrobial nano bamboo fibre/
40-55 parts of chitosan composite fibre.
Further, the warming natural nano bamboo fibre/cotton fiber composite material of the long acting antibiotic can be used for keeping warm
The production of a variety of dress ornaments such as underwear, home wear, cotton clothes.
Compared with prior art, a kind of warming natural nano bamboo fibre/cotton fiber of long acting antibiotic provided by the invention is multiple
What the preparation method for closing fabric had the advantages that fabric produced by the invention has a natural fiber preparation, fabric with
Skin compatibility is more preferable, safer；Using bamboo as natural material, abundance and cheap；Utilize chitosan pair
Antimicrobial component is wrapped up so that fabric is able to achieve durable antibiotic；Using cotton fiber, tencel fiber, wool fiber, antimicrobial nano
Bamboo fibre/chitosan progress is blended, and each fibre property is complementary to one another, so that fabric has both warming and antibacterial good function.
The fabric prepared through present aspect, the widely used production that can be used for a variety of dress ornaments such as cold-proof underwear, home wear, cotton clothes.
Specific embodiment
Below with reference to embodiment, the present invention is described in further detail, but embodiment is not to the technology of the present invention side
The restriction of case, it is all based on variation made by the present invention or equivalent replacement, it is within the scope of protection of the invention.
Embodiment one
A kind of long acting antibiotic keeps warm the preparation method of natural nano bamboo fibre/cotton fiber composite material, it is characterised in that including with
Lower step:
(1) small bamboo block that length is respectively 1 cm, 1 cm and 0.5 cm is cut into after cleaning natural bamboo, by small bamboo block
Bamboo powder is crushed to obtain, by the urea of bamboo powder and 0.35g/mL, 0.4 g/mL sodium hydroxide mixed solution presses 1:30 volume
After mixing, under the conditions of 80 DEG C, after 400 rpm stirring, 5 h remove bamboo fibre, bamboo fiber is filtered to obtain；
(2) after being dispersed in water bamboo fiber, 20 min of high speed shear under 13000 rpm speed conditions obtains quality point
The natural nano bamboo fibre dispersion liquid that number is 4%；
(3) Radix Glycyrrhizae crushed after being dried is sieved to obtain Radix Glycyrrhizae powder, by Radix Glycyrrhizae powder under the conditions of 300 W 10 min of microwave treatment,
The Radix Glycyrrhizae powder after microwave treatment is mixed with 35% ethanol-water mixture by the mass volume ratio of 1:25 again, in 400 W, 450
Extracting solution is filtered to obtain after 30 min of ultrasound under the conditions of DEG C；
(4) Na of gross mass 15% is added into step (3) resulting extracting solution2SO4, be vortexed 30 s after stand form aqueous two-phase,
Phase concentration is taken to be evaporated, crush up to natural antibacterial agent；
(5) acetic acid aqueous solution that chitosan is dissolved in 2%v/v is obtained into the chitosan aqueous solution that mass fraction is 2%, by natural antibacterial agent
It is dissolved in chitosan aqueous solution and is added the glutaraldehyde of gross mass 4%, is filtered after being crosslinked 3 h under the conditions of 50 DEG C, by solid
Part is evaporated crushing, obtains the natural antibacterial agent of chitosan package；
(6) 70 parts of natural nano bamboo fibre dispersion liquids, 5 parts of natural antibacterial agents, 25 parts of chitosan aqueous solutions are mixed into obtain Static Spinning
Silk solution, is prepared antimicrobial nano bamboo fibre/chitosan composite fibre after electrostatic spinning；
(7) 20 parts of cotton fibers, 15 parts of tencel fibers, 15 parts of wool fibers, 50 parts of antimicrobial nano bamboo fibres/chitosan are mixed fine
Tie up it is blended be prepared long acting antibiotic keep warm natural nano bamboo fibre/cotton fiber composite material.
Embodiment two
A kind of long acting antibiotic keeps warm the preparation method of natural nano bamboo fibre/cotton fiber composite material, it is characterised in that including with
Lower step:
(1) small bamboo block that length is respectively 1 cm, 1 cm and 0.5 cm is cut into after cleaning natural bamboo, by small bamboo block
Bamboo powder is crushed to obtain, by bamboo powder and 0.3 g/mL urea, 0.3 g/mL sodium hydroxide mixed solution presses 1:40 volume ratio
After mixing, under the conditions of 85 DEG C, after 350 rpm stirring, 4 h remove bamboo fibre, bamboo fiber is filtered to obtain；
(2) after being dispersed in water bamboo fiber, 12 min of high speed shear under 14000 rpm speed conditions obtains quality point
The natural nano bamboo fibre dispersion liquid that number is 3%；
(3) antibacterial plant crushed after being dried is sieved to obtain horseradish powder, by horseradish powder under the conditions of 300 W microwave treatment 10
Min, then the horseradish powder after microwave treatment is mixed with 40% ethanol-water mixture by the mass volume ratio of 1:25, in 300 W,
Extracting solution is filtered to obtain after 20 min of ultrasound under the conditions of 60 DEG C；
(4) K of gross mass 20% is added into step (3) resulting extracting solution2HPO4, be vortexed 25 s after stand form aqueous two-phase,
Phase concentration is taken to be evaporated, crush up to natural antibacterial agent；
(5) acetic acid aqueous solution that chitosan is dissolved in 3%v/v is obtained into the chitosan aqueous solution that mass fraction is 2%, by natural antibacterial agent
It is dissolved in chitosan aqueous solution and is added the glutaraldehyde of gross mass 3%, is filtered after being crosslinked 3 h under the conditions of 55 DEG C, by solid
Part is evaporated crushing, obtains the natural antibacterial agent of chitosan package；
(6) 65 parts of natural nano bamboo fibre dispersion liquids, 3 parts of natural antibacterial agents, 32 parts of chitosan aqueous solutions are mixed into obtain Static Spinning
Silk solution, is prepared antimicrobial nano bamboo fibre/chitosan composite fibre after electrostatic spinning；
(7) 15 parts of cotton fibers, 10 parts of tencel fibers, 25 parts of wool fibers, 50 parts of antimicrobial nano bamboo fibres/chitosan are mixed fine
Tie up it is blended be prepared long acting antibiotic keep warm natural nano bamboo fibre/cotton fiber composite material.
Embodiment three
A kind of long acting antibiotic keeps warm the preparation method of natural nano bamboo fibre/cotton fiber composite material, it is characterised in that including with
Lower step:
(1) small bamboo block that length is respectively 1 cm, 1 cm and 0.5 cm is cut into after cleaning natural bamboo, by small bamboo block
Bamboo powder is crushed to obtain, by bamboo powder and 0.3 g/mL urea, 0.3g/mL sodium hydroxide mixed solution is mixed by 1:40 volume ratio
After conjunction, under the conditions of 70 DEG C, after 500 rpm stirring, 6 h remove bamboo fibre, bamboo fiber is filtered to obtain；
(2) after being dispersed in water bamboo fiber, 15 min of high speed shear under 14000 rpm speed conditions obtains quality point
The natural nano bamboo fibre dispersion liquid that number is 2%；
(3) coptis crushed after being dried is sieved to obtain Golden Thread, by Golden Thread under the conditions of 300 W 10 min of microwave treatment,
The Golden Thread after microwave treatment is mixed with 35% ethanol-water mixture by the mass volume ratio of 1:30 again, in 300 W, 40 DEG C
Under the conditions of filter to obtain extracting solution after 25 min of ultrasound；
(4) Na that gross mass is 20% is added into step (3) resulting extracting solution2HPO4, stand after 30 s that are vortexed and form double water
Phase takes phase concentration to be evaporated, crush up to natural antibacterial agent；
(5) acetic acid aqueous solution that chitosan is dissolved in 2%v/v is obtained into the chitosan aqueous solution that mass fraction is 2.5%, by natural antibacterial
It is 2 % glutaraldehydes that agent, which is dissolved in chitosan aqueous solution and gross mass is added, filters, will consolidate after being crosslinked 3 h under the conditions of 55 DEG C
Body portion is evaporated crushing, obtains the natural antibacterial agent of chitosan package；
(6) 72 parts of natural nano bamboo fibre dispersion liquids, 3 parts of natural antibacterial agents, 25 parts of chitosan aqueous solutions are mixed into obtain Static Spinning
Silk solution, is prepared antimicrobial nano bamboo fibre/chitosan composite fibre after electrostatic spinning；
(7) 18 parts of cotton fibers, 12 parts of tencel fibers, 20 parts of wool fibers, 50 parts of antimicrobial nano bamboo fibres/chitosan are mixed fine
Tie up it is blended be prepared long acting antibiotic keep warm natural nano bamboo fibre/cotton fiber composite material.
For the ordinary skill in the art, specific embodiment is only exemplarily described the present invention,
Obviously the present invention specific implementation is not subject to the restrictions described above, as long as use the inventive concept and technical scheme of the present invention into
The improvement of capable various unsubstantialities, or not improved the conception and technical scheme of the invention are directly applied to other occasions
, it is within the scope of the present invention.
Claims (8)
- The preparation method of natural nano bamboo fibre/cotton fiber composite material 1. a kind of long acting antibiotic keeps warm, it is characterised in that including Following steps:(1) small bamboo block that length is respectively 1 cm, 1 cm and 0.5 cm is cut into after cleaning natural bamboo, by small bamboo block Bamboo powder is crushed to obtain, after bamboo powder is mixed with urea/sodium hydroxide mixed solution by 1:25-40 volume ratio, in 70-90 Under the conditions of DEG C, after 300-500 rpm stirring 4-6 h removes bamboo fibre, bamboo fiber is filtered to obtain；(2) after being dispersed in water bamboo fiber, high speed shear 10-25 min, is obtained under 12000-14000 rpm speed conditions To natural nano bamboo fibre dispersion liquid；(3) antibacterial plant crushed after being dried is sieved to obtain plant powder, by plant powder under the conditions of 300 W microwave treatment 10 Min, then the plant powder after microwave treatment is mixed with ethanol-water mixture by the mass volume ratio of 1:25-30, in 200- 400 W filter to obtain extracting solution after ultrasound 20-40 min under the conditions of 40-60 DEG C；(4) inorganic salts are added into step (3) resulting extracting solution, is stood after vortex 20-30 s and forms aqueous two-phase, taken mutually dense Contracting is evaporated, crushes up to natural antibacterial agent；(5) acetic acid aqueous solution that chitosan is dissolved in 1-3%v/v is obtained into the chitosan aqueous solution that mass fraction is 2-3%, will naturally resisted Microbial inoculum is dissolved in chitosan aqueous solution and is added glutaraldehyde, filters after being crosslinked 2-4 h under the conditions of 40-60 DEG C, by solid part Divide and be evaporated crushing, obtains the natural antibacterial agent of chitosan package；(6) natural nano bamboo fibre dispersion liquid, natural antibacterial agent, chitosan aqueous solution are mixed into obtain electrostatic spinning solution, through quiet Antimicrobial nano bamboo fibre/chitosan composite fibre is prepared after Electrospun；(7) length is prepared in cotton fiber, tencel fiber, wool fiber, antimicrobial nano bamboo fibre/chitosan composite fibre is blended Imitate antibacterial thermal insulating natural nano bamboo fibre/cotton fiber composite material.
- The preparation of natural nano bamboo fibre/cotton fiber composite material 2. a kind of long acting antibiotic according to claim 1 keeps warm Method, it is characterised in that the concentration of urea is 0.2-0.5 g/ in urea as described in step (1)/sodium hydroxide mixed solution ML, the concentration of sodium hydroxide are 0.3-0.6 g/mL.
- The preparation of natural nano bamboo fibre/cotton fiber composite material 3. a kind of long acting antibiotic according to claim 1 keeps warm Method, it is characterised in that the concentration of bamboo fibre is 2-4 %w/w, bamboo in natural nano bamboo fibre dispersion liquid described in step (2) The wide of fiber does not surpass 50 nm.
- The preparation of natural nano bamboo fibre/cotton fiber composite material 4. a kind of long acting antibiotic according to claim 1 keeps warm Method, it is characterised in that antibacterial plant described in step (3) is one of Radix Glycyrrhizae, the coptis, mustard and horseradish；The second The volume fraction of ethyl alcohol is 35-45% in alcohol-water mixtures.
- The preparation of natural nano bamboo fibre/cotton fiber composite material 5. a kind of long acting antibiotic according to claim 1 keeps warm Method, it is characterised in that inorganic salts described in step (4) are Na2SO4、K2HPO4、Na2HPO4、K2SO4One of, the nothing The additional amount of machine salt is the 15-25% of extracting solution quality.
- The preparation of natural nano bamboo fibre/cotton fiber composite material 6. a kind of long acting antibiotic according to claim 1 keeps warm Method, it is characterised in that the quality of glutaraldehyde described in step (5) is the 2-4% of chitosan aqueous solution quality.
- The preparation of natural nano bamboo fibre/cotton fiber composite material 7. a kind of long acting antibiotic according to claim 1 keeps warm Method, it is characterised in that each raw material component is successively in antimicrobial nano bamboo fibre/chitosan composite fibre described in step (6) Are as follows: 60-80 parts of natural nano bamboo fibre dispersion liquid, 3-6 parts of natural antibacterial agent, 25-35 parts of chitosan aqueous solution.
- The preparation of natural nano bamboo fibre/cotton fiber composite material 8. a kind of long acting antibiotic according to claim 1 keeps warm Method, it is characterised in that each original in the warming natural nano bamboo fibre/cotton fiber composite material of long acting antibiotic described in step (7) Expect component successively are as follows: 15-25 parts of cotton fiber, 10-20 parts of tencel fiber, 15-25 parts of wool fiber, antimicrobial nano bamboo fibre/shell 40-55 parts of glycan composite fibre.
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Cited By (3)
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