CN108796819A - A kind of non-woven fabrics and preparation method thereof of high-hydroscopicity energy - Google Patents
A kind of non-woven fabrics and preparation method thereof of high-hydroscopicity energy Download PDFInfo
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- CN108796819A CN108796819A CN201810546539.5A CN201810546539A CN108796819A CN 108796819 A CN108796819 A CN 108796819A CN 201810546539 A CN201810546539 A CN 201810546539A CN 108796819 A CN108796819 A CN 108796819A
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/28—Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
- D01D5/30—Conjugate filaments; Spinnerette packs therefor
- D01D5/34—Core-skin structure; Spinnerette packs therefor
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/02—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from cellulose, cellulose derivatives, or proteins
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/16—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one other macromolecular compound obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds as constituent
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/18—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from other substances
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
- D10B2201/10—Bamboo
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/20—Cellulose-derived artificial fibres
- D10B2201/22—Cellulose-derived artificial fibres made from cellulose solutions
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/02—Moisture-responsive characteristics
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/13—Physical properties anti-allergenic or anti-bacterial
Abstract
The invention discloses a kind of non-woven fabrics of high-hydroscopicity energy, including following raw material：Alginate fibre, bamboo fibre, water suction modified additive, polyethersulfone resin, chitosan, silane coupling agent KH-560, attapulgite, calgon, silver nitrate solution, polyethylene glycol, methyl diphenylene diisocyanate, dibutyl tin laurate, ricinus silk, ethyl alcohol, sodium hydrogensulfite.The invention also discloses a kind of preparation methods of the non-woven fabrics of high-hydroscopicity energy.The non-woven fabrics of the present invention has excellent water absorbing properties and anti-microbial property.
Description
【Technical field】
The invention belongs to non-woven fabrics preparing technical fields, and in particular to a kind of high-hydroscopicity can non-woven fabrics and its preparation side
Method.
【Background technology】
Non-woven fabrics is also known as nonwoven fabric, is to be made of fiber orient or random, is environment-friendly materials of new generation, has anti-
It is damp, ventilative, flexible, light, not combustion-supporting, be easy to decompose, the nontoxic spies such as non-stimulated, rich in color, cheap, recyclable
Point, in medical procedure, the liquid such as blood, body fluid of sufferer are easily sprayed to operative doctor, if safeguard procedures are insufficient,
It is easy to cause infection.And the water absorbing properties of existing non-woven fabrics are poor, cannot be satisfied demand in actual use.
A kind of Chinese patent application document " biodegradable superabsorbent water non-woven fabrics (application publication number:
CN104532401A a kind of biodegradable superabsorbent water non-woven fabrics) " is disclosed, the non-woven fabrics is multi-functional super by 30-50wt%
Water suction alginate fibre, 50-70wt% bamboo fibres compound, and are thermally bonded fixed network, and the non-woven fabrics has good water imbibition, guarantor
Aqueous, antibiotic property and biological degradability are mainly used for Disposable Sanitary Accessory, but its water suction still cannot be satisfied reality
Demand when use.
【Invention content】
The present invention provides a kind of non-woven fabrics and preparation method thereof of high-hydroscopicity energy, to solve in Chinese patent application document
A kind of " biodegradable superabsorbent water non-woven fabrics (application publication number:CN104532401A the nonwoven of high-hydroscopicity energy disclosed in) "
The problem of cloth water absorbing properties deficiency, cannot be satisfied the demand in actual use to water absorbing properties.
In order to solve the above technical problems, the present invention uses following technical scheme:
A kind of non-woven fabrics of high-hydroscopicity energy, including following raw material：Alginate fibre, bamboo fibre, water suction modified additive, polyethers
Sulphone resin, chitosan, silane coupling agent KH-560, attapulgite, calgon, silver nitrate solution, polyethylene glycol, diphenyl
Methane diisocyanate, dibutyl tin laurate, ricinus silk, ethyl alcohol, sodium hydrogensulfite；
The water suction modified additive, as unit of parts by weight, including following raw material：15-35 parts of cornstarch, hydroxypropyl are fine
Tie up 4-8 parts of element, 3-6 parts of chitosan oligosaccharide, 2-5 parts of Microcystis aeruginosa, 1-4 parts of shelling element, 3-9 parts of beta-D-mannuronic acid, polyethylene glycol 2-8
Part, 1-4 parts of hydroxyacetic acid, 3-5 parts of araboxylan, 1-5 parts of hyaluronic acid；
The alginate fibre, bamboo fibre, water suction modified additive, polyethersulfone resin, chitosan, silane coupling agent KH-560
Weight ratio is (8-14):(4-6):(15-25):(20-30):(10-20):(1-3).
Further, the alginate fibre, bamboo fibre, water suction modified additive, polyethersulfone resin, chitosan, silane coupled
The weight ratio of agent KH-560 is 11.3:5.1:19.8:24.3:14.8:2.3.
Further, as unit of parts by weight, including following raw material：8-14 parts of alginate fibre, 4-6 parts of bamboo fibre, water suction
15-25 parts of modified additive, 20-30 parts of polyethersulfone resin, 10-20 parts of chitosan, 1-3 parts of silane coupling agent KH-560, concave convex rod
15-25 parts native, 1-8 parts of calgon, 3-9 parts of silver nitrate solution, 2-6 parts of polyethylene glycol, methyl diphenylene diisocyanate
1-4 parts, 3-5 parts of dibutyl tin laurate, 2-5 parts of ricinus silk, 1-4 parts of ethyl alcohol, 3-6 parts of sodium hydrogensulfite.
Further, the water suction modified additive is prepared by following technique：By cornstarch, hydroxypropyl cellulose,
Chitosan oligosaccharide, Microcystis aeruginosa, shelling element and beta-D-mannuronic acid are uniformly mixed, and 20-30min is stirred in 350-650r/min rotating speeds,
Then the dry 20-40min in -30~-50 DEG C of freeze driers, is subsequently added into polyethylene glycol and hydroxyacetic acid is uniformly mixed,
10-20min is stirred in 4500-5500r/min rotating speeds, araboxylan is then added and hyaluronic acid is uniformly mixed, heating
It to 70-80 DEG C of heat preservation 10-20min, is then collected by centrifugation in 8500-12000r/min rotating speeds, is freeze-dried and is inhaled after washing
Water modified additive.
The present invention also provides a kind of preparation methods of the non-woven fabrics of high-hydroscopicity energy, include the following steps：
S1, attapulgite and calgon are uniformly mixed, then adjust pH to 7, then turned in 650-850r/min
Speed stirring 20-40min, then heats to 30-40 DEG C, keeps the temperature 10-30min, be cooled to room temperature, and mass fraction is then added and is
The silver nitrate solution of 15-25% is uniformly mixed, and 1-2h is stirred in 1050-1350r/min rotating speeds, dry to constant weight, cold after calcining
But material a is obtained to room temperature；Will under nitrogen protection, polyethylene glycol is warming up to 100-110 DEG C of dehydration 1-3h, is then cooled to
50-60 DEG C, methyl diphenylene diisocyanate is added and dibutyl tin laurate is uniformly mixed, is warming up to 65-115 DEG C, protects
Warm 2-5h then heats to 90-100 DEG C, keeps the temperature 10-20min, and material a is added and ricinus silk is uniformly mixed, is then cooled to
40-60 DEG C, ethyl alcohol is added and sodium hydrogensulfite is uniformly mixed, stirs 2-4h in 650-850r/min rotating speeds, is cooled to room temperature
To modified materials；
S2, polyethersulfone resin and chitosan are uniformly mixed, add water suction modified additive and modified materials are uniformly mixed, rises
Temperature keeps the temperature 1-2h to 60-70 DEG C, and 1-2h is stirred in 650-850r/min rotating speeds, and silane coupling agent KH-560 mixing is then added
Uniformly, it is warming up to 80-90 DEG C, 20-30min is stirred in 450-650r/min rotating speeds, forms non-woven fabrics cortex；
S3, the outside that bamboo fibre is wrapped in alginate fibre form non-woven fabrics sandwich layer；
S4, non-woven fabrics sandwich layer is squeezed out by extruder die head circular hole, non-woven fabrics cortex is passed through into extruder die head outer layer
Annulus squeezes out, and obtains the antibacterial nonwoven cloth monomer of cortex package sandwich layer；
S5, the non-woven fabrics that high-hydroscopicity energy is obtained after being meltblown multiple antibacterial nonwoven cloth monomers.
The invention has the advantages that：
(1) by the data of embodiment 1-3 and comparative example 8 as it can be seen that significantly being carried using the non-woven fabrics water absorbing properties of embodiment 1-3
It is high；Simultaneously by the data of embodiment 1-3 as it can be seen that embodiment 1 is optimum embodiment.
(2) by embodiment 1 and the data of comparative example 1-7 as it can be seen that alginate fibre, bamboo fibre, water suction modified additive, polyether sulfone
Resin, chitosan, silane coupling agent KH-560 play synergistic effect in preparing non-woven fabrics, and collaboration improves the suction of non-woven fabrics
Aqueous energy, this may be:Alginate fibre, bamboo fibre, water suction modified additive, polyethersulfone resin, chitosan, silane coupling agent KH-
560 are used as reinforcement system, and polyethersulfone resin is utilized and is used as basic resin, not only good biocompatibility, and its surface is contained
A large amount of unsaturated bond, and modified additive and chitosan are absorbed water under the grafting effect of silane coupling agent KH-560, it realizes
It is combined with the unsaturated bond on polyethersulfone resin surface, on the one hand increases the molecular weight of polyethersulfone resin, on the other hand increase
The raising to polyethersulfone resin water absorbing properties is realized in the gap of polyethersulfone resin, and due to containing in chitosan dissolved solution
There is amino, these amino are realized by inhibiting the activity of bacterial respiratory enzyme in conjunction with negative electron to polyethersulfone resin antibiotic property
It improves, applies in the preparation of non-woven fabrics of the present invention, the antibiotic property of non-woven fabrics can be effectively improved, and the modified additive that absorbs water is with jade
The water suction of the biocompatibilities such as rice starch, hydroxypropyl cellulose, chitosan oligosaccharide, Microcystis aeruginosa, shelling element and beta-D-mannuronic acid is filled out
Material is raw material, and freeze-drying process after mixing is subsequently added into polyethylene glycol and hydroxyacetic acid mixing, I is added after stirring
Primary xylan and hyaluronic acid are collected by centrifugation, and are freeze-dried and obtain after washing, take full advantage of the water absorbing properties of water suction filler, and
The requirement that ensure that biocompatibility, using Arabic gum and hyaluronic acid as emplastic, so as to get water suction modified additive
It can apply in the preparation of the non-woven fabrics, improve the water absorbing properties of non-woven fabrics.During preparing non-woven fabrics, attapulgite
Surface is with the presence of a large amount of ball object, the Ag being decomposed to form during the drying process2O reunites on its surface, leads to attapulgite portion
Aperture is divided to be blocked, therefore being removed in silver type antibacterial zeolite particles there are a certain number of silver to be present in antibacterial sorbing material in the form of an ion
Cation exchange site set and duct outside, also part Ag2O is present in the surface of material, to ensure that silver has with Escherichia coli
Enough contacts area are modified in recombination process, and most of sodium ion and silver ion are entered by ion exchange in attapulgite
Portion, attapulgite denitrogenation are the cation such as sodium ion in attapulgite structure and NH4+Ion exchange occurs, dephosphorization is by recessed
The Electrostatic Absorption of the hydrous zirconia gel on convex stick soil surface, antibacterial is the loading because of the antibacterial Ag ions of bactericidal property, in reinforcement
In system, is realized using the hydroxyl on obtained antibacterial modified auxiliary agent surface and combined with the unsaturated bond on polyethersulfone resin surface, assigned
The excellent anti-microbial property of polyethersulfone resin has been given, has been applied in the preparation of non-woven fabrics, the antibiotic property of non-woven fabrics can be effectively improved
Energy.
【Specific implementation mode】
For ease of more fully understanding the present invention, it is illustrated by the following examples, these examples belong to the protection of the present invention
Range, but do not limit the scope of the invention.
In embodiment, the non-woven fabrics of high-hydroscopicity energy, as unit of parts by weight, including following raw material：Seaweed
8-14 parts of fiber, 4-6 parts of bamboo fibre, 15-25 parts of modified additive of water suction, 20-30 parts of polyethersulfone resin, 10-20 parts of chitosan, silicon
1-3 parts of alkane coupling agent KH-560,15-25 parts of attapulgite, 1-8 parts of calgon, 3-9 parts of silver nitrate solution, polyethylene glycol
2-6 parts, 1-4 parts of methyl diphenylene diisocyanate, 3-5 parts of dibutyl tin laurate, 2-5 parts of ricinus silk, ethyl alcohol 1-4
Part, 3-6 parts of sodium hydrogensulfite.
The water suction modified additive is prepared by following technique：By weight by 15-35 parts of cornstarch, 4-8 parts of hydroxyls
Propyl cellulose, 3-6 part chitosan oligosaccharide, 2-5 parts of Microcystis aeruginosas, 1-4 parts of shelling elements and 3-9 parts of beta-D-mannuronic acids are uniformly mixed,
20-30min is stirred in 350-650r/min rotating speeds, then the dry 20-40min in -30~-50 DEG C of freeze driers, then
2-8 parts of polyethylene glycol are added and 1-4 parts of hydroxyacetic acids are uniformly mixed, stir 10-20min in 4500-5500r/min rotating speeds, so
3-5 parts of araboxylans are added afterwards and 1-5 parts of hyaluronic acids are uniformly mixed, are warming up to 70-80 DEG C of heat preservation 10-20min, then
It is collected by centrifugation in 8500-12000r/min rotating speeds, is freeze-dried after washing and obtains water suction modified additive.
The preparation method of the non-woven fabrics of the high-hydroscopicity energy, includes the following steps:
S1, attapulgite and calgon are uniformly mixed, then adjust pH to 7, then turned in 650-850r/min
Speed stirring 20-40min, then heats to 30-40 DEG C, keeps the temperature 10-30min, be cooled to room temperature, and mass fraction is then added and is
The silver nitrate solution of 15-25% is uniformly mixed, and 1-2h is stirred in 1050-1350r/min rotating speeds, dry to constant weight, cold after calcining
But material a is obtained to room temperature；Will under nitrogen protection, polyethylene glycol is warming up to 100-110 DEG C of dehydration 1-3h, is then cooled to
50-60 DEG C, methyl diphenylene diisocyanate is added and dibutyl tin laurate is uniformly mixed, is warming up to 65-115 DEG C, protects
Warm 2-5h then heats to 90-100 DEG C, keeps the temperature 10-20min, and material a is added and ricinus silk is uniformly mixed, is then cooled to
40-60 DEG C, ethyl alcohol is added and sodium hydrogensulfite is uniformly mixed, stirs 2-4h in 650-850r/min rotating speeds, is cooled to room temperature
To modified materials；
S2, polyethersulfone resin and chitosan are uniformly mixed, add water suction modified additive and modified materials are uniformly mixed, rises
Temperature keeps the temperature 1-2h to 60-70 DEG C, and 1-2h is stirred in 650-850r/min rotating speeds, and silane coupling agent KH-560 mixing is then added
Uniformly, it is warming up to 80-90 DEG C, 20-30min is stirred in 450-650r/min rotating speeds, forms non-woven fabrics cortex；
S3, the outside that bamboo fibre is wrapped in alginate fibre form non-woven fabrics sandwich layer；
S4, non-woven fabrics sandwich layer is squeezed out by extruder die head circular hole, non-woven fabrics cortex is passed through into extruder die head outer layer
Annulus squeezes out, and obtains the antibacterial nonwoven cloth monomer of cortex package sandwich layer；
S5, the non-woven fabrics that high-hydroscopicity energy is obtained after being meltblown multiple antibacterial nonwoven cloth monomers.
Below by more specifically examples illustrate the present invention.
Embodiment 1
A kind of non-woven fabrics of high-hydroscopicity energy, as unit of parts by weight, including following raw material：11 parts of alginate fibre, bamboo are fine
5 parts of dimension, 20 parts of modified additive of water suction, 25 parts of polyethersulfone resin, 15 parts of chitosan, 2 parts of silane coupling agent KH-560, concave convex rod
20 parts of soil, 4.5 parts of calgon, 6 parts of silver nitrate solution, 4 parts of polyethylene glycol, 2.5 parts of methyl diphenylene diisocyanate, two
4 parts of dibutyl tin laurate, 3.5 parts of ricinus silk, 2.5 parts of ethyl alcohol, 4.5 parts of sodium hydrogensulfite.
The water suction modified additive is prepared by following technique：By weight by 25 parts of cornstarch, 6 parts of hydroxypropyl fibres
It ties up element, 4.5 parts of chitosan oligosaccharides, 3.5 parts of Microcystis aeruginosas, 2.5 parts of shelling elements and 6 parts of beta-D-mannuronic acids to be uniformly mixed, in 500r/
Min rotating speeds stir 25min, and then the dry 30min in -40 DEG C of freeze driers, is subsequently added into 5 parts of polyethylene glycol and 2.5 parts
Hydroxyacetic acid is uniformly mixed, and stirs 15min in 5000r/min rotating speeds, 4 parts of araboxylans and 3 parts of hyalomitomes are then added
Acid is uniformly mixed, and is warming up to 75 DEG C of heat preservation 15min, is then collected by centrifugation in 10000r/min rotating speeds, is freeze-dried after washing
To water suction modified additive.
The preparation method of the non-woven fabrics of the high-hydroscopicity energy, includes the following steps:
S1, attapulgite and calgon are uniformly mixed, then adjust pH to 7, is then stirred in 450r/min rotating speeds
30min is mixed, then heats to 35 DEG C, 20min is kept the temperature, is cooled to room temperature, it is molten that the silver nitrate that mass fraction is 20% is then added
Liquid is uniformly mixed, and stirs 1.5h in 1200r/min rotating speeds, dry to constant weight, calcining postcooling to room temperature obtains material a；It will be
Under nitrogen protection, polyethylene glycol is warming up to 100-110 DEG C of dehydration 2h, 55 DEG C is then cooled to, it is different that diphenyl methane two is added
Cyanate and dibutyl tin laurate are uniformly mixed, and are warming up to 90 DEG C, keep the temperature 3.5h, then heat to 95 DEG C, heat preservation
15min, is added material a and ricinus silk is uniformly mixed, and is then cooled to 50 DEG C, and ethyl alcohol is added and sodium hydrogensulfite mixing is equal
It is even, 3h is stirred in 750r/min rotating speeds, is cooled to room temperature to obtain modified materials；
S2, polyethersulfone resin and chitosan are uniformly mixed, add water suction modified additive and modified materials are uniformly mixed, rises
Temperature keeps the temperature 1.5h to 65 DEG C, and 1.5h is stirred in 750r/min rotating speeds, and silane coupling agent KH-560 is then added and is uniformly mixed, rises
Temperature stirs 25min to 85 DEG C, in 500r/min rotating speeds, forms non-woven fabrics cortex；
S3, the outside that bamboo fibre is wrapped in alginate fibre form non-woven fabrics sandwich layer；
S4, non-woven fabrics sandwich layer is squeezed out by extruder die head circular hole, non-woven fabrics cortex is passed through into extruder die head outer layer
Annulus squeezes out, and obtains the antibacterial nonwoven cloth monomer of cortex package sandwich layer；
S5, the non-woven fabrics that high-hydroscopicity energy is obtained after being meltblown multiple antibacterial nonwoven cloth monomers.
Embodiment 2
A kind of non-woven fabrics of high-hydroscopicity energy, as unit of parts by weight, including following raw material：8 parts of alginate fibre, bamboo fibre
6 parts, water suction 15 parts of modified additive, 30 parts of polyethersulfone resin, 10 parts of chitosan, 3 parts of silane coupling agent KH-560, attapulgite
15 parts, 8 parts of calgon, 3 parts of silver nitrate solution, 6 parts of polyethylene glycol, 1 part of methyl diphenylene diisocyanate, tin dilaurate
5 parts of dibutyl tin, 2 parts of ricinus silk, 4 parts of ethyl alcohol, 3 parts of sodium hydrogensulfite.
The water suction modified additive is prepared by following technique：By weight by 15 parts of cornstarch, 8 parts of hydroxypropyl fibres
It ties up element, 3 parts of chitosan oligosaccharides, 5 parts of Microcystis aeruginosas, 1 part of shelling element and 9 parts of beta-D-mannuronic acids to be uniformly mixed, in 350r/min rotating speeds
30min is stirred, then the dry 40min in -30 DEG C of freeze driers, is subsequently added into 2 parts of polyethylene glycol and 4 parts of hydroxyacetic acids are mixed
It closes uniformly, 20min is stirred in 4500r/min rotating speeds, 3 parts of araboxylans are then added and 5 parts of hyaluronic acids are uniformly mixed,
70 DEG C of heat preservation 20min are warming up to, are then collected by centrifugation in 8500r/min rotating speeds, the modification that obtains absorbing water is freeze-dried after washing and is helped
Agent.
The preparation method of the non-woven fabrics of the high-hydroscopicity energy, includes the following steps:
S1, attapulgite and calgon are uniformly mixed, then adjust pH to 7, is then stirred in 650r/min rotating speeds
40min is mixed, then heats to 30 DEG C, 30min is kept the temperature, is cooled to room temperature, it is molten that the silver nitrate that mass fraction is 15% is then added
Liquid is uniformly mixed, and stirs 1h in 1350r/min rotating speeds, dry to constant weight, calcining postcooling to room temperature obtains material a；It will be in nitrogen
Under gas shielded, polyethylene glycol is warming up to 110 DEG C of dehydration 1h, 60 DEG C is then cooled to, methyl diphenylene diisocyanate is added
It is uniformly mixed with dibutyl tin laurate, is warming up to 65 DEG C, keep the temperature 5h, then heat to 90 DEG C, keep the temperature 20min, admixture
Expect that a and ricinus silk are uniformly mixed, be then cooled to 40 DEG C, ethyl alcohol is added and sodium hydrogensulfite is uniformly mixed, in 850r/min
Rotating speed stirs 2h, is cooled to room temperature to obtain modified materials；
S2, polyethersulfone resin and chitosan are uniformly mixed, add water suction modified additive and modified materials are uniformly mixed, rises
Temperature keeps the temperature 2h to 60 DEG C, and 2h is stirred in 650r/min rotating speeds, and silane coupling agent KH-560 is then added and is uniformly mixed, is warming up to
80 DEG C, 20min is stirred in 650r/min rotating speeds, forms non-woven fabrics cortex；
S3, the outside that bamboo fibre is wrapped in alginate fibre form non-woven fabrics sandwich layer；
S4, non-woven fabrics sandwich layer is squeezed out by extruder die head circular hole, non-woven fabrics cortex is passed through into extruder die head outer layer
Annulus squeezes out, and obtains the antibacterial nonwoven cloth monomer of cortex package sandwich layer；
S5, the non-woven fabrics that high-hydroscopicity energy is obtained after being meltblown multiple antibacterial nonwoven cloth monomers.
Embodiment 3
A kind of non-woven fabrics of high-hydroscopicity energy, as unit of parts by weight, including following raw material：14 parts of alginate fibre, bamboo are fine
4 parts of dimension, 25 parts of modified additive of water suction, 20 parts of polyethersulfone resin, 20 parts of chitosan, 1 part of silane coupling agent KH-560, concave convex rod
25 parts of soil, 1 part of calgon, 9 parts of silver nitrate solution, 2 parts of polyethylene glycol, 4 parts of methyl diphenylene diisocyanate, two bays
3 parts of sour dibutyl tin, 5 parts of ricinus silk, 1 part of ethyl alcohol, 6 parts of sodium hydrogensulfite.
The water suction modified additive is prepared by following technique：By weight by 35 parts of cornstarch, 4 parts of hydroxypropyl fibres
It ties up element, 6 parts of chitosan oligosaccharides, 2 parts of Microcystis aeruginosas, 4 parts of shelling elements and 3 parts of beta-D-mannuronic acids to be uniformly mixed, in 650r/min rotating speeds
20min is stirred, then the dry 20min in -50 DEG C of freeze driers, is subsequently added into 8 parts of polyethylene glycol and 1 part of hydroxyacetic acid is mixed
It closes uniformly, 10min is stirred in 5500r/min rotating speeds, 5 parts of araboxylans are then added and 1 part of hyaluronic acid is uniformly mixed,
80 DEG C of heat preservation 10min are warming up to, are then collected by centrifugation in 12000r/min rotating speeds, the modification that obtains absorbing water is freeze-dried after washing and is helped
Agent.
The preparation method of the non-woven fabrics of the high-hydroscopicity energy, includes the following steps:
S1, attapulgite and calgon are uniformly mixed, then adjust pH to 7, is then stirred in 850r/min rotating speeds
20min is mixed, then heats to 40 DEG C, 10min is kept the temperature, is cooled to room temperature, it is molten that the silver nitrate that mass fraction is 25% is then added
Liquid is uniformly mixed, and stirs 2h in 1050r/min rotating speeds, dry to constant weight, calcining postcooling to room temperature obtains material a；It will be in nitrogen
Under gas shielded, polyethylene glycol is warming up to 100 DEG C of dehydration 3h, 50 DEG C is then cooled to, methyl diphenylene diisocyanate is added
It is uniformly mixed with dibutyl tin laurate, is warming up to 115 DEG C, keep the temperature 2h, then heat to 100 DEG C, keep the temperature 10min, be added
Material a and ricinus silk are uniformly mixed, and are then cooled to 60 DEG C, and ethyl alcohol is added and sodium hydrogensulfite is uniformly mixed, in 650r/
Min rotating speeds stir 4h, are cooled to room temperature to obtain modified materials；
S2, polyethersulfone resin and chitosan are uniformly mixed, add water suction modified additive and modified materials are uniformly mixed, rises
Temperature keeps the temperature 2h to 60 DEG C, and 2h is stirred in 650r/min rotating speeds, and silane coupling agent KH-560 is then added and is uniformly mixed, is warming up to
80 DEG C, 20min is stirred in 650r/min rotating speeds, forms non-woven fabrics cortex；
S3, the outside that bamboo fibre is wrapped in alginate fibre form non-woven fabrics sandwich layer；
S4, non-woven fabrics sandwich layer is squeezed out by extruder die head circular hole, non-woven fabrics cortex is passed through into extruder die head outer layer
Annulus squeezes out, and obtains the antibacterial nonwoven cloth monomer of cortex package sandwich layer；
S5, the non-woven fabrics that high-hydroscopicity energy is obtained after being meltblown multiple antibacterial nonwoven cloth monomers.
Comparative example 1
It is essentially identical with the preparation process of embodiment 1, it has only the difference is that preparing the raw material of the non-woven fabrics of high-hydroscopicity energy
In lack alginate fibre, bamboo fibre, water suction modified additive, polyethersulfone resin, chitosan, silane coupling agent KH-560.
Comparative example 2
It is essentially identical with the preparation process of embodiment 1, it has only the difference is that preparing the raw material of the non-woven fabrics of high-hydroscopicity energy
In lack alginate fibre.
Comparative example 3
It is essentially identical with the preparation process of embodiment 1, it has only the difference is that preparing the raw material of the non-woven fabrics of high-hydroscopicity energy
In lack bamboo fibre.
Comparative example 4
It is essentially identical with the preparation process of embodiment 1, it has only the difference is that preparing the raw material of the non-woven fabrics of high-hydroscopicity energy
In lack water suction modified additive.
Comparative example 5
It is essentially identical with the preparation process of embodiment 1, it has only the difference is that preparing the raw material of the non-woven fabrics of high-hydroscopicity energy
In lack polyethersulfone resin.
Comparative example 6
It is essentially identical with the preparation process of embodiment 1, it has only the difference is that preparing the raw material of the non-woven fabrics of high-hydroscopicity energy
In lack chitosan.
Comparative example 7
It is essentially identical with the preparation process of embodiment 1, it has only the difference is that preparing the raw material of the non-woven fabrics of high-hydroscopicity energy
In lack silane coupling agent KH-560.
Comparative example 8
Using a kind of Chinese patent application document " biodegradable superabsorbent water non-woven fabrics (application publication number:
CN104532401A) " technique of embodiment 1-6 prepares the non-woven fabrics of high-hydroscopicity energy.
Comparative example 9
It is essentially identical with the preparation process of embodiment 1, it has only the difference is that preparing the raw material of the non-woven fabrics of high-hydroscopicity energy
Middle alginate fibre is 7 parts, bamboo fibre is 7 parts, water suction modified additive is 14 parts, polyethersulfone resin is 32 parts, chitosan is 9 parts,
Silane coupling agent KH-560 is 5 parts.
Comparative example 10
It is essentially identical with the preparation process of embodiment 1, it has only the difference is that preparing the raw material of the non-woven fabrics of high-hydroscopicity energy
Middle alginate fibre is 15 parts, bamboo fibre is 3 parts, water suction modified additive is 26 parts, polyethersulfone resin is 18 parts, chitosan 21
Part, silane coupling agent KH-560 are 0.8 part.
Comparative example 11
It is essentially identical with the preparation process of embodiment 1, it has only the difference is that preparing the raw material of the non-woven fabrics of high-hydroscopicity energy
Middle alginate fibre is 16 parts, bamboo fibre is 3 parts, water suction modified additive is 27 parts, polyethersulfone resin is 18 parts, chitosan is 2 parts,
Silane coupling agent KH-560 is 5 parts.
Indices detection, obtained inspection are carried out to the non-woven fabrics of the high-hydroscopicity energy of embodiment 1-3 and comparative example 1-11
Survey result such as following table:
As seen from the above table:(1) by the data of embodiment 1-3 and comparative example 8 as it can be seen that the non-woven fabrics using embodiment 1-3 is inhaled
It is aqueous to significantly improve；Simultaneously by the data of embodiment 1-3 as it can be seen that embodiment 1 is optimum embodiment.
(2) by embodiment 1 and the data of comparative example 1-7 as it can be seen that alginate fibre, bamboo fibre, water suction modified additive, polyether sulfone
Resin, chitosan, silane coupling agent KH-560 play synergistic effect in preparing non-woven fabrics, and collaboration improves the suction of non-woven fabrics
Aqueous energy, this may be:Alginate fibre, bamboo fibre, water suction modified additive, polyethersulfone resin, chitosan, silane coupling agent KH-
560 are used as reinforcement system, and polyethersulfone resin is utilized and is used as basic resin, not only good biocompatibility, and its surface is contained
A large amount of unsaturated bond, and modified additive and chitosan are absorbed water under the grafting effect of silane coupling agent KH-560, it realizes
It is combined with the unsaturated bond on polyethersulfone resin surface, on the one hand increases the molecular weight of polyethersulfone resin, on the other hand increase
The raising to polyethersulfone resin water absorbing properties is realized in the gap of polyethersulfone resin, and due to containing in chitosan dissolved solution
There is amino, these amino are realized by inhibiting the activity of bacterial respiratory enzyme in conjunction with negative electron to polyethersulfone resin antibiotic property
It improves, applies in the preparation of non-woven fabrics of the present invention, the antibiotic property of non-woven fabrics can be effectively improved, and the modified additive that absorbs water is with jade
The water suction of the biocompatibilities such as rice starch, hydroxypropyl cellulose, chitosan oligosaccharide, Microcystis aeruginosa, shelling element and beta-D-mannuronic acid is filled out
Material is raw material, and freeze-drying process after mixing is subsequently added into polyethylene glycol and hydroxyacetic acid mixing, I is added after stirring
Primary xylan and hyaluronic acid are collected by centrifugation, and are freeze-dried and obtain after washing, take full advantage of the water absorbing properties of water suction filler, and
The requirement that ensure that biocompatibility, using Arabic gum and hyaluronic acid as emplastic, so as to get water suction modified additive
It can apply in the preparation of the non-woven fabrics, improve the water absorbing properties of non-woven fabrics.During preparing non-woven fabrics, attapulgite
With the presence of a large amount of ball object, the Ag2O being decomposed to form during the drying process reunites on its surface, leads to attapulgite portion on surface
Aperture is divided to be blocked, therefore being removed in silver type antibacterial zeolite particles there are a certain number of silver to be present in antibacterial sorbing material in the form of an ion
Cation exchange site set and duct outside, also part Ag2O is present in the surface of material, to ensure that silver have with Escherichia coli
Enough contacts area are modified in recombination process, and most of sodium ion and silver ion are entered by ion exchange in attapulgite
Portion, attapulgite denitrogenation are that with NH4+ ion exchange occurs for the cation such as sodium ion in attapulgite structure, and dephosphorization is to lean on
The Electrostatic Absorption of the hydrous zirconia gel of attapulgite's surface, antibacterial are the loadings because of the antibacterial Ag ions of bactericidal property, are being mended
In strong system, is realized using the hydroxyl on obtained antibacterial modified auxiliary agent surface and is combined with the unsaturated bond on polyethersulfone resin surface,
The excellent anti-microbial property of polyethersulfone resin is imparted, is applied in the preparation of non-woven fabrics, the antibacterial of non-woven fabrics can be effectively improved
Performance.
The above content is it cannot be assumed that present invention specific implementation is confined to these explanations, for the technical field of the invention
Those of ordinary skill for, under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all answers
When being considered as belonging to present invention scope of patent protection determined by the appended claims.
Claims (5)
1. a kind of non-woven fabrics of high-hydroscopicity energy, which is characterized in that including following raw material：Alginate fibre, bamboo fibre, water suction are modified
Auxiliary agent, polyethersulfone resin, chitosan, silane coupling agent KH-560, attapulgite, calgon, silver nitrate solution, poly- second two
Alcohol, methyl diphenylene diisocyanate, dibutyl tin laurate, ricinus silk, ethyl alcohol, sodium hydrogensulfite；
The water suction modified additive, as unit of parts by weight, including following raw material：15-35 parts of cornstarch, hydroxypropyl cellulose
4-8 parts, 3-6 parts of chitosan oligosaccharide, 2-5 parts of Microcystis aeruginosa, 1-4 parts of shelling element, 3-9 parts of beta-D-mannuronic acid, 2-8 parts of polyethylene glycol,
1-4 parts of hydroxyacetic acid, 3-5 parts of araboxylan, 1-5 parts of hyaluronic acid；
The weight of the alginate fibre, bamboo fibre, water suction modified additive, polyethersulfone resin, chitosan, silane coupling agent KH-560
Than for (8-14):(4-6):(15-25):(20-30):(10-20):(1-3).
2. the non-woven fabrics of high-hydroscopicity energy according to claim 1, which is characterized in that the alginate fibre, bamboo fibre, suction
Water modified additive, polyethersulfone resin, chitosan, silane coupling agent KH-560 weight ratio be 11.3:5.1:19.8:24.3:
14.8:2.3。
3. the non-woven fabrics of high-hydroscopicity energy according to claim 1, which is characterized in that as unit of parts by weight, including with
Lower raw material：8-14 parts of alginate fibre, 4-6 parts of bamboo fibre, 15-25 parts of modified additive of water suction, 20-30 parts of polyethersulfone resin, shell are poly-
10-20 parts sugared, 1-3 parts of silane coupling agent KH-560,15-25 parts of attapulgite, 1-8 parts of calgon, silver nitrate solution 3-
9 parts, 2-6 parts of polyethylene glycol, 1-4 parts of methyl diphenylene diisocyanate, 3-5 parts of dibutyl tin laurate, ricinus silk 2-5
Part, 1-4 parts of ethyl alcohol, 3-6 parts of sodium hydrogensulfite.
4. the non-woven fabrics of high-hydroscopicity energy according to claim 1, which is characterized in that the water suction modified additive is by as follows
It is prepared by technique：Cornstarch, hydroxypropyl cellulose, chitosan oligosaccharide, Microcystis aeruginosa, shelling element and beta-D-mannuronic acid are mixed
Uniformly, 20-30min is stirred in 350-650r/min rotating speeds, then the dry 20-40min in -30~-50 DEG C of freeze driers,
It is subsequently added into polyethylene glycol and hydroxyacetic acid is uniformly mixed, stir 10-20min in 4500-5500r/min rotating speeds, be then added
Araboxylan and hyaluronic acid are uniformly mixed, and 70-80 DEG C of heat preservation 10-20min are warming up to, then in 8500-12000r/
Min rotating speeds are collected by centrifugation, and are freeze-dried after washing and obtain water suction modified additive.
5. a kind of preparation method of non-woven fabrics according to claim 1-4 any one of them high-hydroscopicity energy, which is characterized in that
Include the following steps：
S1, attapulgite and calgon are uniformly mixed, then adjust pH to 7, is then stirred in 650-850r/min rotating speeds
20-40min is mixed, then heats to 30-40 DEG C, 10-30min is kept the temperature, is cooled to room temperature, it is 15- that mass fraction, which is then added,
25% silver nitrate solution is uniformly mixed, and stirs 1-2h in 1050-1350r/min rotating speeds, dry to constant weight, calcining postcooling is extremely
Room temperature obtains material a；Will under nitrogen protection, polyethylene glycol is warming up to 100-110 DEG C of dehydration 1-3h, is then cooled to 50-
60 DEG C, methyl diphenylene diisocyanate is added and dibutyl tin laurate is uniformly mixed, is warming up to 65-115 DEG C, keeps the temperature 2-
5h then heats to 90-100 DEG C, keeps the temperature 10-20min, and material a is added and ricinus silk is uniformly mixed, is then cooled to 40-
60 DEG C, ethyl alcohol is added and sodium hydrogensulfite is uniformly mixed, stirs 2-4h in 650-850r/min rotating speeds, is cooled to room temperature and is changed
Property material；
S2, polyethersulfone resin and chitosan are uniformly mixed, add water suction modified additive and modified materials are uniformly mixed, is warming up to
60-70 DEG C, 1-2h is kept the temperature, 1-2h is stirred in 650-850r/min rotating speeds, silane coupling agent KH-560 is then added and is uniformly mixed,
It is warming up to 80-90 DEG C, 20-30min is stirred in 450-650r/min rotating speeds, forms non-woven fabrics cortex；
S3, the outside that bamboo fibre is wrapped in alginate fibre form non-woven fabrics sandwich layer；
S4, non-woven fabrics sandwich layer is squeezed out by extruder die head circular hole, non-woven fabrics cortex is passed through into extruder die head outer layer annulus
It squeezes out, obtains the antibacterial nonwoven cloth monomer of cortex package sandwich layer；
S5, the non-woven fabrics that high-hydroscopicity energy is obtained after being meltblown multiple antibacterial nonwoven cloth monomers.
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Application publication date: 20181113 |