CN106319754A - Functional antibacterial composite wool flocculus and preparation method thereof - Google Patents

Functional antibacterial composite wool flocculus and preparation method thereof Download PDF

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Publication number
CN106319754A
CN106319754A CN201610812562.5A CN201610812562A CN106319754A CN 106319754 A CN106319754 A CN 106319754A CN 201610812562 A CN201610812562 A CN 201610812562A CN 106319754 A CN106319754 A CN 106319754A
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China
Prior art keywords
caprae seu
seu ovis
pilus caprae
fiber web
flocculus
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CN201610812562.5A
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Inventor
辛长征
石素宇
王利娜
李建锋
高风仙
邵庆国
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Henan Institute of Engineering
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Henan Institute of Engineering
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Priority to CN201610812562.5A priority Critical patent/CN106319754A/en
Publication of CN106319754A publication Critical patent/CN106319754A/en
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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
    • D04H1/02—Cotton wool; Wadding
    • 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
    • D04H1/58—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 by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
    • D04H1/587—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 by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives characterised by the bonding agents used
    • 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
    • D04H1/58—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 by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
    • D04H1/593—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 by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives to layered webs
    • 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
    • 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
    • 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
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/02—Natural fibres, other than mineral fibres
    • D06M2101/10—Animal fibres
    • D06M2101/12—Keratin fibres or silk

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microbiology (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Nonwoven Fabrics (AREA)

Abstract

The invention provides a functional antibacterial composite wool flocculus. The functional antibacterial composite wool flocculus is mainly prepared from wool composite fiber webs, hot melting powder and silver nanoparticles, wherein the mass of the hot melting powder accounts for 7%-13% of the total mass of the wool composite fiber webs. The functional antibacterial composite wool flocculus has the advantages of being breathable, high in moisture removal property and capable of promoting sleep, enhancing the vitality, promoting cell metabolism, delaying ageing and inhibiting pathogenic bacteria and can effectively prevent many skin lesions and pruritus. The invention further provides a preparation method of the functional antibacterial composite wool flocculus. The method is simple, easy to operate and suitable for large-scale automated production.

Description

Functional composite antibacterial Pilus Caprae seu Ovis flocculus and preparation method thereof
Technical field
The invention belongs to textile technology field, specifically, the present invention relates to a kind of functional composite antibacterial Pilus Caprae seu Ovis flocculus And preparation method thereof.
Background technology
Wool fiber has a preferable heat insulation function because of it in surroundings, and can slowly uniform anion releasing and There is higher mildew-resistant ability, be extensively fabricated to the Pilus Caprae seu Ovis flocculus insulating lining material as insulation dress ornament.Wherein, wool bat Sheet is a common kind in hot melting non-weaving cloth, and non-weaving cloth is by rubbing, embracing with directive or mixed and disorderly fiber The method closed or bond or the tablet made by the compound mode of these methods, Pilus Caprae seu Ovis composite fiber web or flocculus, again Claiming nonwoven fabric, non-woven fabrics, adhesive-bonded fabric, bonded fabric, it combines the excellent of chemical fibre, weaving, papermaking, plastics and the big material of leather five Point.
The concrete Making programme of Pilus Caprae seu Ovis flocculus is: mixing wool fiber is fed for carding machine through feeding hopper, equably by carding machine The monolayer Pilus Caprae seu Ovis composite fiber web of output, adds thermal fusing powder through dusting device, then thicker by the laid one-tenth of cross lapping device Pilus Caprae seu Ovis composite fiber web, input baking oven heats through spray hot wind.Hot blast adhesion uses single or multiple lift plain net baking oven or cylinder rolling Pilus Caprae seu Ovis composite fiber web is heated by cylinder, and in baking oven, Pilus Caprae seu Ovis composite fiber web has time enough melted by heating and produces viscous Close, add the Pilus Caprae seu Ovis composite fiber web of heat bonding again through pressure roller pressurization, the wool bat make Stability Analysis of Structures, conforming to quality requirements Sheet.This kind of Nonwovens In Technology has that the technological process of production is short, raw material sources wide, low cost, yield are high, product is changeable, application The advantages such as scope is wide, so at home and abroad by most attention, being used widely.
And along with the increase of world population and the deterioration of ecological environment, various antibacterials, virus disseminating are wreaked havoc, variability increases By force, serious harm health of people.In daily life, as pillow core, bedding, cotton-wool, mop pollution the most serious, daily life Work generally carries out sterilizing by increase cleaning frequency and applied chemistry antibacterial to above-mentioned article, although to a certain degree On solve the problem of pathogenic bacteria, but on article, often can remain substantial amounts of chemical agent, cause human body skin allergy and impaired.
Summary of the invention
By in consideration of it, a kind of functional composite antibacterial Pilus Caprae seu Ovis flocculus of the necessary offer of the present invention and preparation method thereof is to solve Certainly the problems referred to above.
The technical solution adopted in the present invention is: a kind of functional composite antibacterial Pilus Caprae seu Ovis flocculus, it is characterised in that it is main Including following material: Pilus Caprae seu Ovis composite fiber web, thermal fusing powder and nano silver particles, wherein, the quality of described thermal fusing powder accounts for described sheep The 9%～12% of hair composite fiber web gross mass.
Based on above-mentioned, described nano silver particles is by being immersed in nanometer silver solution by described Pilus Caprae seu Ovis composite fiber web, Drying prepares.
Based on above-mentioned, described thermal fusing powder is polyethylene, copolyamide, polyether-modified polyester, ethylene-vinyl acetate copolymer In the combination of one or more, and the particle diameter of described thermal fusing powder is 10 μm～100 μm.
Based on above-mentioned, described Pilus Caprae seu Ovis composite fiber web includes wool fiber, doughnut and far IR fibre, described hollow The quality of fiber accounts for the 10%～12% of described Pilus Caprae seu Ovis composite fiber web gross weight, and it is multiple that the quality of described far IR fibre accounts for described Pilus Caprae seu Ovis The 10%～12% of condensating fiber net gross weight.
Based on above-mentioned, described Pilus Caprae seu Ovis composite fiber web also includes that bamboo carbon fiber, the quality of described bamboo carbon fiber account for described sheep The 10%～12% of hair composite fiber web gross weight.
The preparation method of a kind of functional composite antibacterial Pilus Caprae seu Ovis flocculus of the present invention, concrete preparation process includes:
(1) a kind of monolayer Pilus Caprae seu Ovis composite fiber web, a kind of thermal fusing powder and a kind of nanometer silver solution, wherein, described monolayer sheep are provided Hair composite fiber web is obtained by Nonwovens In Technology；
(2) described monolayer Pilus Caprae seu Ovis composite fiber web is immersed in described nanometer silver solution process 20min～40min obtain containing liquid Rate is the dipping monolayer Pilus Caprae seu Ovis composite fiber web of 70%～80%；Then it being carried out roll compacting process, obtaining liquid holdup is 8%～12% Roll compacting monolayer Pilus Caprae seu Ovis composite fiber web；At a temperature of 100 DEG C～110 DEG C, described roll compacting monolayer Pilus Caprae seu Ovis composite fiber web is entered again Row drying and processing, prepares the monolayer Pilus Caprae seu Ovis composite fiber web of antimicrobial treatment；
(3) described thermal fusing powder uniformly being shed the monolayer Pilus Caprae seu Ovis composite fibre in described antimicrobial treatment online, superposition carries out hot melt Reinforce, thus prepare described functional composite antibacterial Pilus Caprae seu Ovis flocculus.
Based on above-mentioned, the preparation method of described nanometer silver solution includes: be first 1.0 g/L～1.5 g/L by concentration AgNO3Solution is dissolved in the PVA solution of concentration 0.5 g/L～1.0 g/L formation AgNO3Dispersion soln, then to described AgNO3Dispersion soln adds concentration 1.0 g/L～the hydrogen peroxide solution of 1.5 g/L, and is 65 DEG C～70 DEG C of conditions in temperature Lower stirring is reacted 50 min～60 min thus is prepared described nanometer silver solution.
Specifically, the effect of each composition of raw material of the functional composite antibacterial Pilus Caprae seu Ovis flocculus that the present invention provides and effect are such as Under:
Pilus Caprae seu Ovis composite fiber web: the wool fiber in described Pilus Caprae seu Ovis composite fiber web raw material, can be the most uniform in surroundings Anion releasing, have dedusting and purify air effect.Pilus Caprae seu Ovis is the natural fiber with mildew-proof function, and it contains one Being called the material of " water-wet side skirt amino acid ", can absorb rapidly the dampness in wool fabric and get rid of, ventilating capability is cotton fiber 1～2 times, thus prevent growing and propagating of noxious bacteria under wet environment and virus so that described Pilus Caprae seu Ovis composite fibre Net has preferable antibacterial moisture-proof function.
Further, described Pilus Caprae seu Ovis composite fiber web raw material also includes that bamboo carbon fiber, described bamboo carbon fiber have soft and smooth Jewelry, expensive clothing and other valuables, tough wear-resistant hard, high resilience, drapability, the features such as moisture absorption is ventilative, bacteriostasis antibiosis, environmental protection, uvioresistant, wherein Some features makes it have superpower absorbability, the harmful substance such as PARA FORMALDEHYDE PRILLS(91,95), benzene, toluene, ammonia and dust can play absorption, point Solve abnormal flavour and smelly eliminating effect.Bamboo carbon fiber can not only be emitting far-infrared, has the effect of heat accumulation thermal, and bamboo charcoal conducts electricity Property, charring degree high, resistance value is little, has certain antistatic behaviour.
Thermal fusing powder: hotmelt refers to that adhesive carries out a kind of adhesive bonded under melted by heating state, by it Make particle diameter typically at 1 μm～the referred to as thermal fusing powder of 300 μm.This kind of adhesive does not contains solvent, at room temperature in solid-state, and heating Then it is in a liquid state to about its fusing point, there is mobility, and show superior adhesive property, can exist with other adhering objects soon Together, i.e. forming the bonding of high intensity after cooling, the most this thermal fusing powder, in use without solvent flashing, will not give ring Pollution is brought in border, beneficially resource regeneration and environmental conservation.The adhesion process of described thermal fusing powder substantially will be through the following four stage: Thermal fusing powder melted by heating is rheid；Liquid thermal fusing powder makes interfacial molecular contact with each other by wetting action, passes through molecular motion Reach adsorption equilibrium；Molecule spreads boundary zone by crossing over diffuseing to form of interface；The cooling of liquid thermal fusing powder, solidification and fiber Form adhesive bond.
Preferably, described thermal fusing powder is polyether-modified polyester.Polyether-modified polyester hot melting powder is gathering by intermediate molecular weight () PET or butanediol ester will be modified by ether, through the Random copolymer material of pyrocondensation Material, owing to polyether segment has good flexibility, randomly rabbets on polyester macromolecule chain as copolymerization units, a side Face makes copolymerization macromolecular chain become soft；On the other hand upset the original ordered arrangement of polyester macromolecule, reduce polyester big The interaction force of molecule interchain or crystallization degree.Its result is to significantly reduce fusing point and the melt viscosity of polyester resin, Comply with the requirement of dress lining cloth.
The nano level silver ion of the nanometer silver solution of the present invention has the strongest antibacterial activity, it is considered that it mainly comes Come from dissolution and the photocatalytic of metal ion.When the silver ion of trace contacts with microorganisms such as antibacterials, silver ion penetrates carefully Cell wall enters intracellular, destroys the activity of synzyme, electric transmission system, respiratory system and substance delivery system, and thalline is quickly Lose activity and wither away, have no drug resistance, when, after thalline death, silver ion can separate out from thalline middle reaches again, repeat sterilization Effect.
Wherein, in reaction, dispersant can control the process of reaction, reduces the surface activity of silver particles, thus controls generation Silver microgranule is in nanometer scale.Reducing agent control grain size and stable principle reducing agent and silver ion with the use of, can promote Make Argent grain nucleation, such that it is able to prevent the crystal grain effect of growing up and reduce the effect of particle aggregation.In experimental system, work as use Dispersant made by corpuscular type surfactant, owing to having adsorbed the nano grain surface of polyelectrolyte with identical charges, makes Form electric double layer between identical particle and create electrostatic repulsion effect, thus can mutual reunion between immittance rice corpuscles.? In the case of employing nonionic surfactant, owing to adsorbed polymer substance defines accurate protection at particle surface Layer, the sterically hindered effect of its macromolecule organic long-chain makes again the nano-Ag particles surface originally be combineding with each other separate, prevents The reunion that nanoparticle is mutual.
Therefore, the functional composite antibacterial Pilus Caprae seu Ovis flocculus that the present invention provides not only has that ventilative, dehumidifying is strong, can promote to sleep Sleep, effect of enhance vigour, promote cell metabolism, delaying aging, but also possess suppression escherichia coli, mycete, golden yellow The characteristic of the microorganisms such as color staphylococcus, can prevent many dermatosiss and pruritus, can be applied to bedding, warm-up Dress, field clothing, the aspect such as resisting cold clothing of field work, and described preparation method is simple, be suitable for extensive automatization Produce.
Further, described functional composite antibacterial Pilus Caprae seu Ovis flocculus is through repeatedly washing, and antibacterial effect attenuation trend is failed to understand Aobvious, front 6 washings decay hardly, at bacteriostasis rate after 12 washings still more than 70%, have lasting anti-microbial property.
Accompanying drawing explanation
The impact on the escherichia coli suppression ratio of the functional composite antibacterial Pilus Caprae seu Ovis flocculus of embodiment 1 of Fig. 1, washing times.
Fig. 2, washing times are to the staphylococcus aureus suppression ratio of the functional composite antibacterial Pilus Caprae seu Ovis flocculus of embodiment 1 Impact.
Fig. 3, thermal fusing powder addition on the impact of CLO value in composite bactericidal Pilus Caprae seu Ovis flocculus heat-insulating property.
Fig. 4, thermal fusing powder addition on the impact of U value in composite bactericidal Pilus Caprae seu Ovis flocculus heat-insulating property.
Fig. 5, the addition impact on functional composite antibacterial Pilus Caprae seu Ovis flocculus heat-insulating property of doughnut.
Fig. 6, the addition impact on functional composite antibacterial Pilus Caprae seu Ovis flocculus heat-insulating property of far IR fibre.
Detailed description of the invention
Below by detailed description of the invention, technical scheme is described in further detail.
Embodiment 1
The present embodiment provides a kind of functional composite antibacterial Pilus Caprae seu Ovis flocculus, and it mainly includes following material: be 8:1:1 by mass ratio Wool fiber, doughnut and far IR fibre obtained by Nonwovens In Technology monolayer Pilus Caprae seu Ovis composite fiber web, hot melt Powder and nano silver particles.
Wherein, described thermal fusing powder be particle diameter be the polyether-modified polyester of 100 microns, and the quality of described polyether-modified polyester Account for the 10% of described Pilus Caprae seu Ovis composite fiber web gross mass.Described nano-silver ionic is by by described monolayer Pilus Caprae seu Ovis composite fiber web It is immersed in what drying in nanometer silver solution prepared.
Preferably, the preparation method of described nanometer silver solution includes: first by AgNO that concentration is 1.5 g/L3Solution adds Enter formation AgNO in the PVA solution that concentration is 1.0 g/L3Dispersion soln, then to described AgNO3Dispersion soln adds concentration Be the hydrogen peroxide solution of 1.5 g/L, and under the conditions of temperature is 65 DEG C stirring reaction 60 min thus prepare described nanometer silver molten Liquid.
The present invention also provides for the preparation method of a kind of functional composite antibacterial Pilus Caprae seu Ovis flocculus, and concrete preparation process includes:
(1) each raw material is weighed respectively according to above-mentioned mass ratio, then by described wool fiber, described doughnut and described the reddest Outer fiber makes monolayer Pilus Caprae seu Ovis composite fiber web by Nonwovens In Technology.
(2) described monolayer Pilus Caprae seu Ovis composite fiber web is immersed in described nanometer silver solution process 30min, then it is entered Row roll compacting, drying and processing, prepare the monolayer Pilus Caprae seu Ovis composite fiber web of antimicrobial treatment；Wherein, the described Pilus Caprae seu Ovis after dipping is controlled multiple The liquid holdup of condensating fiber net is 80%, and after roll compacting, the liquid holdup of described Pilus Caprae seu Ovis composite fiber web is 10%, and drying temperature is 100 DEG C.
(3) described thermal fusing powder uniformly being shed the monolayer Pilus Caprae seu Ovis composite fibre in described antimicrobial treatment online, superposition is carried out Hot melt is reinforced, thus prepares described functional composite antibacterial Pilus Caprae seu Ovis flocculus.
Embodiment 2
The present embodiment provides a kind of functional composite antibacterial Pilus Caprae seu Ovis flocculus, and it mainly includes following material: be 7:1 by mass ratio: The monolayer Pilus Caprae seu Ovis that the wool fiber of 1:1, doughnut, far IR fibre and bamboo carbon fiber are obtained by Nonwovens In Technology is combined Fleece, thermal fusing powder and nano silver particles.
Wherein, described thermal fusing powder be particle diameter be the polyether-modified polyester of 20 microns, and the quality of described polyether-modified polyester Accounting for the 10% of described Pilus Caprae seu Ovis composite fiber web gross mass, described nano-silver ionic is by by described monolayer Pilus Caprae seu Ovis composite fiber web Being immersed in what drying in nanometer silver solution prepared, the preparation process of described nanometer silver solution is identical with embodiment 1.
The present embodiment also provides for the preparation method of a kind of described functional composite antibacterial Pilus Caprae seu Ovis flocculus, possess preparation process with Step in embodiment 1 is identical.
Embodiment 3
The present embodiment provides a kind of functional composite antibacterial Pilus Caprae seu Ovis flocculus, and it mainly includes following material: be 6.8 by mass ratio: The wool fiber of 1.2:1:1, doughnut, far IR fibre and bamboo carbon fiber by Nonwovens In Technology obtain monolayer sheep Hair composite fiber web, thermal fusing powder and nano silver particles.
Wherein, described thermal fusing powder is the copolyamide of 1:1, polyether-modified polyester by particle diameter respectively 20 microns, mass ratio Form, and the quality of described thermal fusing powder accounts for the 11% of described Pilus Caprae seu Ovis composite fiber web gross mass.Described nano-silver ionic is by inciting somebody to action Described monolayer Pilus Caprae seu Ovis composite fiber web is immersed in what drying in nanometer silver solution prepared, the preparation process of described nanometer silver solution Identical with embodiment 1.
The present embodiment also provides for the preparation method of a kind of described functional composite antibacterial Pilus Caprae seu Ovis flocculus, possess preparation process with Step in embodiment 1 is identical.
As can be seen here, the performance factor affecting described functional composite antibacterial Pilus Caprae seu Ovis flocculus in the present invention is the most, such as, The proportion relation etc. most preferably applying ratio, described doughnut and described far IR fibre of described thermal fusing powder.
The performance of the functional composite antibacterial Pilus Caprae seu Ovis the flocculus below present invention provided by these influence factors affect because of Element is described in detail.
(1) succusion detection sample anti-microbial property and physical property
The functional composite antibacterial Pilus Caprae seu Ovis flocculus preparing embodiment 1 carries out anti-microbial property test, and concrete testing procedure is as follows:
By measuring samples after autoclaving, divide four groups and be placed in conical flask, and in conical flask, add 70 the most respectively The PBS of mL and the inoculation bacterium solution of 5mL, be placed on constant temperature oscillator with 250 r/min～the rotary speed of 300 r/min Vibrate contact sampling after 1 min, observe and record viable count now, be then 150 r/min with rotary speed at 24 DEG C Carrying out count plate after persistent oscillation 18 h, its result is as shown in table 1.
Table 1, functional composite antibacterial Pilus Caprae seu Ovis flocculus anti-microbial property and quantitative measurement
Numbering Whiteness Breathability Escherichia coli suppression ratio % Staphylococcus aureus suppression ratio %
1 79 Preferably 91.5 88.0
2 78 Preferably 92.0 89.7
3 79 Preferably 91.3 88.7
4 78 Preferably 91.6 88.5
From table 1 it follows that four groups of samples are not only respectively provided with higher antibacterial effect, and in sample outward appearance whiteness with ventilative Property aspect all show good test effect, analyze reason and understand after PVA polyvinyl alcohol dissolves at relatively high temperatures and can be formed Water white solution, has stable dispersive property, and hydrogen peroxide is not only to have good sterilization being made into finite concentration Effect, may further be used to bleach some fabrics, and comprehensive above reason can determine that the Pilus Caprae seu Ovis flocculus after being processed by the method will not be to knitting Physical performance produces impact, and can make it have good antibacterial effect.
Meanwhile, in order to detect the persistency of the anti-microbial property of the method products obtained therefrom, sample is repeatedly washed, then Utilizing above-mentioned anti-microbial property testing procedure to test, testing result is as depicted in figs. 1 and 2.Can be clearly from Fig. 1 and Fig. 2 Going out, this sample is through repeatedly washing, and antibacterial effect attenuation trend is inconspicuous, and front 6 washings decay hardly, through 12 washings Rear bacteriostasis rate is still more than 70%, and antibacterial effect still conforms to standard, and the most described functional composite antibacterial Pilus Caprae seu Ovis flocculus has to be held Long anti-microbial property.
(2) thermal fusing powder most preferably applies the determination of ratio
Thermal fusing powder plays important instrumentality, on the one hand, its consumption affects the intensity of flocculus and affects non-weaving cloth further Anti-microbial property；On the other hand, it also can affect the warmth retention property of flocculus, breathability and comfort level.
To this end, choose thermal fusing powder in Shi Yan to account for 2%～the 25% of described Pilus Caprae seu Ovis composite fiber web gross mass to study described heat Melting the powder content caking property to final products and the affecting laws of breathability, its result is as shown in table 2 and table 3.
The test to sample bonding effect of the thermal fusing powder of table 2 different proportion
Pilus Caprae seu Ovis composite fiber web/g Thermal fusing powder accounts for Pilus Caprae seu Ovis composite fiber web mass percent/% Criteria thus the drying time/second Effect
1.078 2 260 Part bonding
1.168 4 254 Bond irregular
1.174 6 265 Typically
1.157 7 259 Intensity is qualified
1.127 9 250 The best
1.056 10 261 The best
1.187 12 257 Slightly powder falling
1.190 15 262 Slightly powder falling
1.050 20 261 Defective
1.101 25 255 Fall defective
The sample permeability test result of the thermal fusing powder of table 3 different proportion
Pilus Caprae seu Ovis composite fiber web/g Thermal fusing powder accounts for the percent/% of Pilus Caprae seu Ovis composite fiber web Air permenbility mm/s
1.092 0 2210
1.092 2 2200
1.100 4 2180
1.123 6 2160
1.157 7 2078
1.127 9 1987
1.130 10 1845
1.089 11 1780
1.125 12 1770
1.096 15 1679
1.120 20 1564
1.115 25 1203
By table 2 and table 3 it can be seen that when the content of described thermal fusing powder is at 7%～15%, had both met strength requirement, and can meet again Ventilation requirement；And when described thermal fusing powder accounts for the 7%～12% of Pilus Caprae seu Ovis composite fiber web gross mass, permeability is at 1770 mm/s ～2078 mm/s, after exceeding this scope, its permeability declines bigger.Answer accordingly, it is determined that described thermal fusing powder amount is Pilus Caprae seu Ovis Time between condensating fiber net quality 9%～11%, the strength of product, loft, breathability are all in the range of preferably.
(3) addition of the thermal fusing powder impact on described functional composite antibacterial Pilus Caprae seu Ovis flocculus heat-insulating property
In order to verify the thermal fusing powder amount affecting laws to warmth retention property, the elite thermal fusing powder that is scheduled on accounts for Pilus Caprae seu Ovis composite fiber web content 7% ～when 15%, test the described thermal fusing powder content affecting laws to described functional composite antibacterial Pilus Caprae seu Ovis flocculus heat-insulating property, specifically Result is as shown in Figure 3 and Figure 4.
From Fig. 3 and Fig. 4 it can be seen that when thermal fusing powder content 9%～11%, at the CLO value of Pilus Caprae seu Ovis composite fiber web In higher interval, when thermal fusing powder content is more than 11%, the CLO value of Pilus Caprae seu Ovis composite fiber web declines, and this is probably thermal fusing powder content More, define in Pilus Caprae seu Ovis composite fiber web and harden.And the content of thermal fusing powder accounts for Pilus Caprae seu Ovis composite fiber web quality about 10% Time, the CLO value of Pilus Caprae seu Ovis composite fiber web is in the peak of curve, then in minimum point at its heat transfer coefficient curve, at two all Fully prove flocculus when thermal fusing powder content is 10%, warmth retention property is optimal.
(4) doughnut and far IR fibre most preferably apply the determination of ratio
On the one hand doughnut constitutes the majority fibers raw material of described fleece with far IR fibre, and the most described hollow is fine The consumption of far IR fibre described in peacekeeping directly affects heat insulation effect and the manufacturing cost of flocculus.Each anti-in order to give full play to Synergism between bacterium raw material, can reduce again the manufacturing cost of final products, existing by research Different adding amount described in Hollow fiber and described far IR fibre insulation rate are studied, and its result is as shown in Figure 5 and Figure 6.
By Fig. 5 and Fig. 6 it can be seen that the optimal proportion of doughnut and far IR fibre is all 10%～12%.Therefore, press Certain proportion is by carding after wool fiber, doughnut and far IR fibre mixture, then impregnates through nanometer silver solution and spread Powder processes and is added thereto to a certain proportion of thermal fusing powder, prepares composite bactericidal Pilus Caprae seu Ovis flocculus, this method after hot blast is reinforced The composite bactericidal Pilus Caprae seu Ovis flocculus obtained antibacterial, heat insulation effect is lasting.
Finally should be noted that: above example is only in order to illustrate that technical scheme is not intended to limit；To the greatest extent The present invention has been described in detail by pipe with reference to preferred embodiment, and those of ordinary skill in the field are it is understood that still The detailed description of the invention of the present invention can be modified or portion of techniques feature is carried out equivalent；Without deviating from this The spirit of bright technical scheme, it all should be contained in the middle of the technical scheme scope that the present invention is claimed.

Claims (7)

1. a functional composite antibacterial Pilus Caprae seu Ovis flocculus, it is characterised in that it mainly includes following material: Pilus Caprae seu Ovis composite fibre Net, thermal fusing powder and nano silver particles, wherein, the quality of described thermal fusing powder account for described Pilus Caprae seu Ovis composite fiber web gross mass 9%～ 12%。
Functional composite antibacterial Pilus Caprae seu Ovis flocculus the most according to claim 1, it is characterised in that described nano silver particles is logical Crossing and be immersed in nanometer silver solution by described Pilus Caprae seu Ovis composite fiber web, drying prepares.
Functional composite antibacterial Pilus Caprae seu Ovis flocculus the most according to claim 1 and 2, it is characterised in that described thermal fusing powder is poly- The combination of one or more in ethylene, copolyamide, polyether-modified polyester, ethylene-vinyl acetate copolymer, and described hot melt The particle diameter of powder is 10 μm～100 μm.
Functional composite antibacterial Pilus Caprae seu Ovis flocculus the most according to claim 3, it is characterised in that described Pilus Caprae seu Ovis composite fiber web Including wool fiber, doughnut and far IR fibre, the quality of described doughnut accounts for described Pilus Caprae seu Ovis composite fiber web gross weight 10%～12%, the quality of described far IR fibre accounts for the 10%～12% of described Pilus Caprae seu Ovis composite fiber web gross weight.
Functional composite antibacterial Pilus Caprae seu Ovis flocculus the most according to claim 4, it is characterised in that described Pilus Caprae seu Ovis composite fiber web Also include that bamboo carbon fiber, the quality of described bamboo carbon fiber account for the 10%～12% of described Pilus Caprae seu Ovis composite fiber web gross weight.
6. a preparation method for functional composite antibacterial Pilus Caprae seu Ovis flocculus, concrete preparation process includes:
(1) a kind of monolayer Pilus Caprae seu Ovis composite fiber web, a kind of thermal fusing powder and a kind of nanometer silver solution, wherein, described monolayer sheep are provided Hair composite fiber web is obtained by Nonwovens In Technology；
(2) described monolayer Pilus Caprae seu Ovis composite fiber web is immersed in described nanometer silver solution process 20min～40min obtain containing liquid Rate is the dipping monolayer Pilus Caprae seu Ovis composite fiber web of 70%～80%；Then it being carried out roll compacting process, obtaining liquid holdup is 8%～12% Roll compacting monolayer Pilus Caprae seu Ovis composite fiber web；At a temperature of 100 DEG C～110 DEG C, described roll compacting monolayer Pilus Caprae seu Ovis composite fiber web is entered again Row drying and processing, prepares the monolayer Pilus Caprae seu Ovis composite fiber web of antimicrobial treatment；
(3) described thermal fusing powder uniformly being shed the monolayer Pilus Caprae seu Ovis composite fibre in described antimicrobial treatment online, superposition carries out hot melt Reinforce, thus prepare described functional composite antibacterial Pilus Caprae seu Ovis flocculus.
The preparation method of functional composite antibacterial Pilus Caprae seu Ovis flocculus the most according to claim 6, it is characterised in that described nanometer The preparation method of silver solution includes: be first 1.0 g/L～the AgNO of 1.5 g/L by concentration3Solution is dissolved in concentration 0.5 g/L ～1.0 g/L PVA solution in formed AgNO3Dispersion soln, then to described AgNO3Dispersion soln adds concentration 1.0 g/L ～1.5 hydrogen peroxide solutions of g/L, and under the conditions of temperature is 65 DEG C～70 DEG C stirring reaction 50 min～60 min thus make Obtain described nanometer silver solution.
CN201610812562.5A 2016-09-08 2016-09-08 Functional antibacterial composite wool flocculus and preparation method thereof Pending CN106319754A (en)

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