CN101589853B - Blumea oil microcapsule antibacterial mask and preparation method thereof - Google Patents

Blumea oil microcapsule antibacterial mask and preparation method thereof Download PDF

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Publication number
CN101589853B
CN101589853B CN2009100404201A CN200910040420A CN101589853B CN 101589853 B CN101589853 B CN 101589853B CN 2009100404201 A CN2009100404201 A CN 2009100404201A CN 200910040420 A CN200910040420 A CN 200910040420A CN 101589853 B CN101589853 B CN 101589853B
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blumea oil
oil microcapsule
fabric
antibacterial
mask
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CN101589853A (en
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邓思贤
危燕妮
杨卓鸿
杨子明
陈文珊
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South China Agricultural University
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South China Agricultural University
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Abstract

The invention discloses a blumea oil microcapsule antibacterial mask and a preparation method thereof. The mask is formed by sequentially superposing and stitching a super amphiphobic blocking cotton fabric layer, a blumea oil microcapsule antibacterial fabric, a super amphiphobic blocking cotton fabric layer and a contact protective layer cotton fabric from outside to inside. The antibacterial mask is high in efficiency, broad-spectrum, safe, washable antibacterial and antiviral mask having a prevention and treatment effect. The mask has an excellent health-care effect on human skin. At the same time, the prepared fabrics have shrink-resistance and non-ironing effect without the release of formaldehyde or super low formaldehyde, so the mask is an environmentally-friendly multifunctional textile product.

Description

Blumea oil microcapsule antibacterial mask and preparation method thereof
Technical field
The present invention relates to a kind of Blumea oil microcapsule antibacterial mask, be specifically related to a kind of Blumea oil microcapsule antibacterial mask of using healthy prevention field and preparation method thereof.
Background technology
Antibacterial mask generally is made up of the configuration design that extexine, antimicrobial filtering layer, endosexine are equipped with science.At present, the antibiotic filter material of the antibacterial mask on the market mainly designs and produces from the relevant knowledge of physics or chemistry.Antibiotic filter material mainly contains NACF physisorption material, physical sterilization material, charged material, nano composite inorganic anti-biotic material, Chinese medicine soak-out material, multi-functional composite antibacterial material etc.All have certain problem in practical application, for example adopt charge material to do antibiotic filter material, the function that intercepts virus and bacteria is not clearly, and the mouth mask designing technique has certain requirement, is unfavorable for the persistence that mouth mask uses.NACF and nonwoven cloth material are as antibiotic filter material, and antimicrobial efficiency also receives certain limitation, and durability is not high.Multifunctional inorganic antimicrobial composite materials such as Nano Silver have the anti-microbial property height, antibiotic persistence and security etc., but research cost is high, and antibacterial mask prepares the material cost height, is unfavorable for suitability for industrialized production and popularization fast.About the acquisition of antimicrobial composite material, antiseptic is fixed on the certain material, antiseptic and the gluing poor effect of material appear in regular meeting, cause the impermanent situation of antibacterial efficacy.And the Chinese medicine soak-out material is owing to just simple physics absorption, wash durability and durable antibiotic poor-performing.
Tarragon is one of traditional Chinese medical science medicine commonly used; Industry and modern medicine are used tarragon and are mainly used the Blumea oil that from cauline leaf, extracts; A large amount of pharmacological research proof Blumea oils have anti-inflammation; Antiallergy with multiple pharmacological effect effect such as stimulate circulation, streptococcus pneumonia, staphylococcus aureus, Escherichia coli, gram-Negative bacillus and multiple fungi are all had inhibitory action, all be used widely in a lot of fields.But itself has high volatility Blumea oil, and active ingredient is unstable, changes easily, is not easy to store and the shortcoming of aspect such as transportation, and the range of application of Blumea oil receives very big restriction.With Blumea oil microcapsuleization, this has not only solved the above-mentioned shortcoming of Blumea oil, and because the particle diameter of microcapsules is little; Surface area is big, can reach control Blumea oil releasing effect, the advantage that prolongs EDD; And target property is good, makes the drug effect of Blumea oil be fully utilized, and uses more extensive.Microcapsules are applied to prepare new antibiotic filter material on the fabric and be applied to mouth mask and be expected to improve its anti-microbial property, antibiotic persistence, security and reduction antibacterial mask production cost.
The method that is applied on the fabric of tradition microcapsules has: with microcapsules add in the textile printing pigment or pigment dyeing liquid in, press common process stamp or dyeing then; In the spinning post-finishing process, add, be equal to softening agent, waterproofing agent, antistatic additive and bathe arrangement; With microcapsules and fiber blend, process various health care chemical fibre textiles.These methods exist all that finishing effect is not good, washing fastness difference or collator have high input problems such as complex process.
Summary of the invention
An object of the present invention is to overcome the deficiency of prior art; A kind of Blumea oil microcapsule antibacterial mask is provided; Effective filtered air, and can effectively resist bacterium, have durable antibacterial effect and washing fastness; And the mouth mask filter course has wrinkle resistant preferably effect, and the made mouth mask is convenient to maintenance.
Another object of the present invention provides the preparation method of said mouth mask, and is simple, and cost is low, is easy to suitability for industrialized production.
The object of the invention is achieved through following technical scheme:
A kind of Blumea oil microcapsule antibacterial mask is provided, by ultraly twoly dredge to intercept bafta layers, Blumea oil microcapsule antibacterial fabric, ultra two dredging intercepts the stitching that superposes successively from outside to inside of bafta layers and contact protection layer bafta and forms.Skin is the ingress of air layer.Said ultra two thin obstruct baftas and contact protection layer bafta are all commercially available existing product, the cotton goods that contact protection layer bafta can adopt existing common mouth mask and user's skin contacting adhesive layer to use.
Ultra two obstruct bafta layer, Blumea oil microcapsule antibacterial fabric, ultra two thin obstruct bafta layers and contact protection layer bafta dredged are stacked from outside to inside successively; Be cut into required size; Use suture along (for example 0.5cm place in the limit) in the limit; At four angle bands of four angle seams, promptly get the antibacterial mask that contains Blumea oil.Preferred each antibacterial mask contains Blumea oil microcapsule 0.05~0.50 gram.
Described Blumea oil microcapsule antibacterial fabric is to adopt Blumea oil microcapsule composite finishing liquid that fabric is carried out the wrinkle proofing prepared to obtain.With the Blumea oil is that feedstock production becomes the tarragon microcapsule solution; The tarragon microcapsule solution obtains between dressing liquid, microcapsules, crosslinking agent and the fabric fibre taking place cross-linking reaction and forms chemical bond and connect through composite; Microcapsule antibacterial agent firm attachment on fabric fibre, after fabric put in order, with fabric applications in the preparation mask material; Make Blumea oil microcapsule on fabric, can reach good adhesion effect and washing fastness, have the anti-microbial property of efficient, wide spectrum of long term, safety.
The preparation of Blumea oil microcapsule antibacterial mask according to the invention may further comprise the steps:
(1) preparation Blumea oil microcapsule emulsion: adopt the gelatin-gum arabic complex coacervation to prepare Blumea oil microcapsule; At first an amount of gelatin and Arabic gum are added in the distilled water, stirring and dissolving adds Blumea oil emulsification under stirring condition at a certain temperature; Drip the pH value to 4.0 of acetic acid regulator solution in the above-mentioned emulsion gradually; Multiple coagulate reaction, the suspension of above-mentioned cohesionization is cooled to 0~5 ℃ with ice-water bath, use sodium hydroxide solution regulation system pH value to 8.0~9.0 then; Be added dropwise to glutaraldehyde solution, continue ice bath 30min; Move in 50 ℃ the water-bath and continued crosslinking curing 2 hours, the Blumea oil microcapsule emulsion.Said gelatin-gum arabic system concentration is 1~10%, and the mass ratio of preferred gelatin and Arabic gum is 1: 1; Reaction temperature is 40~50 ℃, and microcapsules quality percentage composition is 1~10%, and Blumea oil core percentage composition is 0.5~6%.
(2) preparation Blumea oil microcapsule composite finishing liquid; According to parts by weight, 30~60 parts of the Blumea oil microcapsule emulsions that step (1) is prepared, 20~50 parts of deionized waters, 10~30 parts of wrinkle resistant resins, 1~3 part of bleeding agent, catalyst evenly stirs for 1~3 part and promptly got Blumea oil microcapsule composite finishing liquid in 1 hour.Said wrinkle resistant resin comprises polybasic carboxylic acid, hydroxymethyl resin, preferred BTCA, citric acid, 2D resin, etherificate 2D resin; Said catalyst comprises alkaline-earth halide, magnesium salts, sodium salt, phosphate, preferred magnesium chloride, sodium dihydrogen phosphate.Bleeding agent is selected commercially available peregal for use.
(3) preparation Blumea oil microcapsule antibacterial fabric; Fabric is immersed above-mentioned Blumea oil microcapsule composite finishing liquid; Two soak two rolls, and pick-up rate 80~150% was 85~100 ℃ of preliminary dryings 3 minutes; Then 150~190 bakings 2~4 minutes; Promptly got the Blumea oil microcapsule antibacterial fabric after cooling off the water drying, per 100 gram antibiotic fabrics contain Blumea oil microcapsule content 0.3~3 gram, and promptly prepared antibiotic fabric Blumea oil content is 0.3~3%.The preferred cotton of said fabric, fiber crops, silk, cotton or terylene.
(4) conventional method prepares Blumea oil microcapsule antibacterial mask.
The present invention is the wall material with natural macromolecular material gelatin or Arabic gum; Traditional Chinese medicine material Blumea oil is a core; Adopt the method for multiple cohesion to prepare the Blumea oil microcapsule aqueous emulsion; Add 2D resin and catalyst then, be re-dubbed a kind of multi-functional Blumea oil microcapsule textile composite finishing agent, and the application in textile finishing is studied to Blumea oil microcapsule; Adopt the method for new cross-linked graft fabric to be carried out the arrangement of microcapsules; Make microcapsules pass through to form chemical bond between 2D resin and the fabric, the free formaldehyde in the 2D resin is further participated in cross-linking and curing reaction as the microcapsules curing agent simultaneously, can give fabric durable antibiotic health care, traditional wrinkle resistant function and lower formaldehyde and discharge the content performance.
Antibacterial mask water-wash resistance method of testing of the present invention: with 2% suds or commercially available washing powder, be made into cleaning solution, fabric put into washing machine stir 10 minutes for once by explanation; Can wash 0,5,10; 15,20,25; 30 times, should in clear water, rinse again at every turn and stir, measure the antibiotic rate of washing the back fabric then.
Antibacterial mask anti-microbial property method of testing according to the invention: the condition of wearing that adopts vibration flask method imitation human body; Make bacterium oscillating condition (300r/min) down with mouth mask in antiseptic contact; After vibration 1~6h; Through the Bacteria Culture counting, calculate bacterium and reduce percentage, thereby confirm the anti-microbial property size.The test bacterial classification is chosen in nature and the human body skin mucous membrane staphylococcus aureus and the Escherichia coli of distribution the most often as representing bacterial classification.
The assay method of microcapsules medicine carrying amount of the present invention: accurately taking by weighing a certain amount of is m through suction filtration, dried microcapsules sample quality 1Use volume to be the Blumea oil in the n-hexane extraction microcapsules of V; And with the ultrasonic dispersion of extract, (λ=288nm) record Blumea oil absorbance in the extract under the condition tries to achieve the concentration c of Blumea oil in the extract according to the calibration curve equation at identical wavelength to adopt ultraviolet specrophotometer; ρ Blumea oil=0.920g/ml, then can calculate the medicine carrying amount D of Blumea oil microcapsule by following formula:
The method of testing of microcapsules core release performance of the present invention: accurately take by weighing three parts of dry microcapsule products that newly prepare and measured initial medicine carrying amount and place 24.0%RH, 37.0 ℃ of climatic chambers respectively; Quantitatively accurately take by weighing sample at regular intervals and in n-hexane, soak 24h; After treating that Blumea oil is extracted fully; Carry out the amount of residue Blumea oil in the ultraviolet quantitative analysis different time sections microcapsules, can calculate the residue medicine carrying amount of certain time period microcapsules, the ratio of residue medicine carrying amount and initial medicine carrying amount; Be exactly relative surplus medicine carrying amount, can try to achieve thus microcapsules at a time between the section in relative cumulative release amount.Blumea oil microcapsule through test the present invention preparation has good slow release effect.
The present invention adopts aqueous extraction method (GB GB/T2912.1~1998) to measure arrangement back fabric removing residue formaldehyde content; According to GB/T3819~1997 standards, use YGB type wrinkle tester to measure the fabric crease recovery angle; The fracture retention rate of limit sliver appearance method (GB/T 3923.1~1997) at the powerful aircraft measurements fabric of isodromicing elongation pulled in employing.
The invention has the beneficial effects as follows:
The present invention utilizes the antimicrobial health care function of China's tradition Chinese herbal medicine Blumea oil; When preparation tarragon microcapsule solution, adopt gelatin and Arabic gum wall material, gelatin, Arabic gum to contain active hydroxyl and amido functional groups in a large number, the microcapsules cyst wall surface for preparing exists the particle diameter of hydroxyl and amino and microcapsules of more activity enough little; Soak into and adhere to not only at fabric face; Porous and being attached between the space of surface, fiber and fiber of the every fiber that constitutes yarn also, the polyfunctional group of use high reaction activity is little molecule crosslinked dose, for example BTCA BTCA or 2D resin; Effect through catalyst; Chemical crosslink reaction taking place, make to form chemical bond between crosslinking agent and ramie cotton fabric and the Blumea oil microcapsule and be connected, (sees shown in accompanying drawing 3 and the accompanying drawing 6; And prior art is used adhesive method for sorting (fabric SEM picture sees shown in the accompanying drawing 4 that the fabric washability is poor, microcapsules are prone to come off).The 2D resin can carry out crosslinked etherification reaction with microcapsules in the arrangement process; Through the bridge linking effect of 2D resin, microcapsules are combined through chemical bond with fabric, can increase the durable clean result of microcapsules on the one hand; Simultaneously can further solidify microcapsules, delay the release of Blumea oil; Can give fabric good wrinkle resistant function in addition simultaneously; The formaldehyde that significantly reduces finish fabric because formaldehyde can be used as microcapsules curing agent participation cross-linking and curing reaction discharges content; Can solve prior art simultaneously and use the existing free formaldehyde problem of 2D resin, institute's finish fabric has durable antibiotic health-care effect, wrinkle resistant function and formaldehyde and discharges the characteristics that content significantly reduces.The invention enables the Chinese medicine microcapsules on fabric, can reach good adhesion effect and washing fastness, make fabric have wide spectrum, lasting, safe anti-microbial property, simultaneously, fabric has wrinkle resistant preferably effect.With the filter material of this Chinese medicine microcapsules fiber as antibacterial mask, improved the added value of antibacterial mask greatly, antibacterial efficacy is permanent, and mouth mask is convenient to maintenance.Technical scheme of the present invention is accurately ripe, and production cost is not high, and raw material sources are extensive; Fabric has durable anti-bacteria and anti-virus effect, is applied to antibacterial mask, can obtain efficient, wide spectrum, safe, washable and have an anti-bacteria and anti-virus mouth mask of prevention and medical effect; To the good health care protective effect that human body skin has, prepared fabric also has wrinkle resistant non-ironing function simultaneously, and formaldehydeless or ultra-low formaldehyde discharges; Be a kind of environmental type multifunctional textile product, the mouth mask production cost is low, and is effective; Satisfy the demand of society, have broad prospect for its application.Be fit to industrialized production, be convenient to popularize and utilize, both had huge economic, will produce important social benefit again.
Description of drawings
The configuration of surface of Fig. 1 microcapsules of the present invention
Fig. 2 microcapsules particle diameter of the present invention distribution map
Fabric ESEM (SEM) picture 1 of Fig. 3 cross-linked graft method arrangement of the present invention
Fig. 4 is with fabric ESEM (SEM) picture of adhesive arrangement
Fig. 5 microcapsules ESEM of the present invention (SEM) picture 1
Fig. 6 microcapsules ESEM of the present invention (SEM) picture 2
Fig. 7 the present invention is through the fabric SEM picture 2 of microcapsules arrangement
The specific embodiment
Embodiment 1:
(1) preparation of Blumea oil microcapsule emulsion: take by weighing 0.50g gelatin and 0.50g Arabic gum in the 250mL there-necked flask, add distilled water 50g, place 40 ℃ of stirred in water bath dissolvings, add 0.50g Blumea oil emulsification 15min under stirring condition.In above-mentioned emulsion, drip the pH value to 4.0 of 20% acetic acid (HAC) regulator solution gradually, be reduced to 400r/min to mixing speed, the multiple 15min that reacts with fixed attention; The suspension of above-mentioned cohesionization is cooled to 0 ℃ with ice-water bath; Use 20%NaOH solution regulation system pH value to 8.0~9.0 then; Drip an amount of 25% glutaraldehyde solution (3~8ml); Adding appropriate amount of deionized water to emulsion total amount then is 100 grams, continues ice bath 30min under the condition of low whipping speed 400r/min; Move in 50 ℃ the water-bath and continued crosslinking curing 2 hours, Blumea oil content is 0.5% microcapsule emulsion product.
Blumea oil microcapsule:
1) mode of appearance: light brown powdery granule, regular spherical;
2) size: particle diameter is distributed in about 2 μ m;
3) distribution situation: accord with normal distribution;
4) the medicine carrying amount of microcapsules:
5) slow release effect: microcapsules still are loaded with Blumea oil after seven days
6) antibacterial effect: 37 ℃ of constant temperature are after 6 days, and fungistatic effect still reaches 90%
(2) preparation of Blumea oil microcapsule composite finishing liquid: get 60 parts of above-mentioned Blumea oil microcapsule emulsions, 10 parts of BTCAs, 2 parts of sodium dihydrogen phosphates, 2 parts of peregals, 26 parts of deionized waters are re-dubbed the dressing liquid that contains Blumea oil 0.3%, BTCA 10%.
(3) preparation of Blumea oil microcapsule textile: will treat that finishing of cotton textiles immerses above-mentioned Blumea oil microcapsule composite finishing liquid; Two soak two rolls; Pick-up rate 100% is 100 ℃ of preliminary dryings 3 minutes, then 170 ℃ of bakings 2 minutes; Promptly got the Blumea oil microcapsule antibacterial fabric after cooling off the water drying, the antibiotic bafta of per 100 grams contains Blumea oil microcapsule content 0.3 gram.
(4) preparation of Blumea oil microcapsule antibacterial mask: the ultra two thin obstruct bafta layer that one deck is commercially available, the antibiotic bafta of Blumea oil of the above-mentioned preparation of one deck, commercially available ultra two thin obstruct bafta layer and the commercially available contact protection layer of one deck bafta of one deck stack from outside to inside successively; Be cut into 20cm * 10cm; Use suture along 0.5cm in the limit; Then, promptly get the antibacterial mask that contains the 0.05g Blumea oil at four angle bands of four angle seams.
Antibacterial mask water-wash resistance method of testing of the present invention: with 2% suds or commercially available washing powder, be made into cleaning solution, fabric put into washing machine stir 10 minutes for once by explanation; Can wash 0,5,10; 15,20,25; 30 times, should in clear water, rinse again at every turn and stir, measure the antibiotic rate of washing the back fabric then.
Antibacterial mask anti-microbial property method of testing according to the invention: the condition of wearing that adopts vibration flask method imitation human body; Make bacterium oscillating condition (300r/min) down with mouth mask in antiseptic contact; After vibration 1~6h; Through the Bacteria Culture counting, calculate bacterium and reduce percentage, thereby confirm the anti-microbial property size.The test bacterial classification is chosen in nature and the human body skin mucous membrane staphylococcus aureus and the Escherichia coli of distribution the most often as representing bacterial classification.Measure the result and see table 1:
Table 1:
Embodiment 2:
(1) preparation of Blumea oil microcapsule emulsion: take by weighing 5g gelatin and 4.5g Arabic gum in the 250mL there-necked flask, add distilled water 60g, place 40 ℃ of stirred in water bath dissolvings, add 6g Blumea oil emulsification 15min under stirring condition.In above-mentioned emulsion, drip the pH value to 4.0 of 20%HAC regulator solution gradually, be reduced to 600r/min to mixing speed, the multiple 15min that reacts with fixed attention; The suspension of above-mentioned cohesionization is cooled to 3 ℃ with ice-water bath; Use 20%NaOH solution regulation system pH value to 8.0~9.0 then; Be added dropwise to 25% glutaraldehyde solution 5ml (about); Adding appropriate amount of deionized water to emulsion total amount then is 100 grams, continues ice bath 30min under the condition of low whipping speed 600r/min; Move in 50 ℃ the water-bath and continued crosslinking curing 2 hours, Blumea oil content is 6% microcapsule emulsion product.
(2) preparation of Blumea oil microcapsule composite finishing liquid: get 50 parts of above-mentioned Blumea oil microcapsule emulsions, 10 parts of commercially available 2D resins, 2 parts in magnesium chloride, 2 parts of peregals, 36 parts of deionized waters are re-dubbed the dressing liquid that contains Blumea oil 3%, 2D resin 10%.
(3) preparation of Blumea oil microcapsule textile: ramie fabric to be put in order is immersed above-mentioned Blumea oil microcapsule composite finishing liquid; Two soak two rolls; Pick-up rate 100% is 90 ℃ of preliminary dryings 3 minutes, then 180 ℃ of bakings 3 minutes; Promptly got the Blumea oil microcapsule antibacterial fabric after cooling off the water drying, the antibiotic ramie fabric of per 100 grams contains Blumea oil microcapsule content 3 grams.
The preparation of Blumea oil microcapsule antibacterial mask: the ultra two thin obstruct bafta layer that one deck is commercially available, the antibiotic ramie fabric of Blumea oil of the above-mentioned preparation of one deck, commercially available ultra two thin obstruct bafta layer and the commercially available contact protection layer of one deck bafta of one deck stack from outside to inside successively; Be cut into 20cm * 10cm; Use suture along 0.5cm in the limit; Then, promptly get the antibacterial mask that contains Blumea oil 0.5g of the present invention at four angle bands of four angle seams.Experimental technique is measured the result and is seen table 2 with embodiment 1:
Table 2:
Embodiment 3:
(1) preparation of Blumea oil microcapsule emulsion: take by weighing 2g gelatin and 2g Arabic gum in the 250mL there-necked flask, add distilled water 50g, place 40 ℃ of stirred in water bath dissolvings, add 3g Blumea oil emulsification 15min under stirring condition.In above-mentioned emulsion, drip the pH value to 4.0 of 20%HAC regulator solution gradually, be reduced to 500r/min to mixing speed, the multiple 15min that reacts with fixed attention; The suspension of above-mentioned cohesionization is cooled to 0~5 ℃ with ice-water bath; Use 20%NaOH solution regulation system pH value to 8.5 then; Be added dropwise to 25% glutaraldehyde solution 3ml; Adding appropriate amount of deionized water to emulsion total amount then is 100 grams, continues ice bath 30min under the condition of low whipping speed 500r/min; Move in 50 ℃ the water-bath and continued crosslinking curing 2 hours, Blumea oil content is 3% microcapsule emulsion product.
(2) preparation of Blumea oil microcapsule composite finishing liquid: get 60 parts of above-mentioned Blumea oil microcapsule emulsions, 10 parts of commercially available etherificate 2D resins, 2 parts in magnesium chloride, 2 parts of peregals, 26 parts of deionized waters are re-dubbed the dressing liquid that contains Blumea oil 1.8%, etherificate 2D resin 10%.
(3) preparation of Blumea oil microcapsule textile: will treat that finishing silk immerses above-mentioned Blumea oil microcapsule composite finishing liquid; Two soak two rolls; Pick-up rate 150% is 90 ℃ of preliminary dryings 3 minutes, then 180 ℃ of bakings 3 minutes; Promptly got the Blumea oil microcapsule antibacterial fabric after cooling off the water drying, the antibiotic bafta of per 100 grams contains Blumea oil microcapsule content 2.4 grams.
(4) preparation of Blumea oil microcapsule antibacterial mask: the ultra two thin obstruct bafta layer that one deck is commercially available, the antibiotic silk of Blumea oil of the above-mentioned preparation of one deck, commercially available ultra two thin obstruct bafta layer and the commercially available contact protection layer of one deck bafta of one deck (can adopt from outside to inside and stack successively; Be cut into 20cm * 10cm; Use suture along 0.5cm in the limit; Then, promptly get the antibacterial mask that contains Blumea oil 0.4g of the present invention at four angle bands of four angle seams.Experimental technique is measured the result and is seen table 3 with embodiment 1:
Table 3:
Embodiment 4:
(1) preparation of Blumea oil microcapsule emulsion: take by weighing 1g gelatin and 1g Arabic gum in the 250mL there-necked flask, add distilled water 40g, place 40 ℃ of stirred in water bath dissolvings, add 1g Blumea oil emulsification 15min under stirring condition.In above-mentioned emulsion, drip the pH value to 4.0 of 20%HAC regulator solution gradually, be reduced to 400r/min to mixing speed, the multiple 15min that reacts with fixed attention; The suspension of above-mentioned cohesionization is cooled to 5 ℃ with ice-water bath; Use 20%NaOH solution regulation system pH value to 8.0 then; Be added dropwise to 25% glutaraldehyde solution 4ml, adding appropriate amount of deionized water to emulsion total amount then is 100 grams, continues ice bath 30min under the condition of low whipping speed 400r/min; Move in 50 ℃ the water-bath and continued crosslinking curing 2 hours, Blumea oil content is 1% microcapsule emulsion product.
(2) preparation of Blumea oil microcapsule composite finishing liquid: get 30 parts of above-mentioned Blumea oil microcapsule emulsions, 20 parts of citric acids, 1 part in magnesium chloride, 1 part of peregal, 50 parts of deionized waters are re-dubbed the dressing liquid that contains Blumea oil 0.3%, citric acid 20%.
(3) preparation of Blumea oil microcapsule textile: will treat that finishing of cotton textiles immerses above-mentioned Blumea oil microcapsule composite finishing liquid; Two soak two rolls, and pick-up rate 120% was 85 ℃ of preliminary dryings 3 minutes; 190 ℃ of bakings 2 minutes, promptly get the Blumea oil microcapsule antibacterial fabric after cooling off the water drying then.
(4) preparation of Blumea oil microcapsule antibacterial mask: the ultra two thin obstruct bafta layer that one deck is commercially available, the antibiotic bafta of Blumea oil of the above-mentioned preparation of one deck, commercially available ultra two thin obstruct bafta layer and the commercially available contact protection layer of one deck bafta of one deck stack from outside to inside successively; Be cut into 20cm * 10cm; Use suture along 0.4cm in the limit; Then, promptly get antibacterial mask of the present invention at four angle bands of four angle seams.
Embodiment 5:
(1) preparation of Blumea oil microcapsule emulsion: take by weighing 1g gelatin and 1g Arabic gum in the 250mL there-necked flask, add distilled water 40g, place 40 ℃ of stirred in water bath dissolvings, add 1g Blumea oil emulsification 15min under stirring condition.In above-mentioned emulsion, drip the pH value to 4.0 of 20%HAC regulator solution gradually, be reduced to 400r/min to mixing speed, the multiple 15min that reacts with fixed attention; The suspension of above-mentioned cohesionization is cooled to 0~5 ℃ with ice-water bath; Use 20%NaOH solution regulation system pH value to 9.0 then; Be added dropwise to 25% glutaraldehyde solution, adding appropriate amount of deionized water to emulsion total amount then is 100 grams, continues ice bath 30min under the condition of low whipping speed 400r/min; Move in 50 ℃ the water-bath and continued crosslinking curing 2 hours, Blumea oil content is 1% microcapsule emulsion product.
(2) preparation of Blumea oil microcapsule composite finishing liquid: get 50 parts of above-mentioned Blumea oil microcapsule emulsions, 10 parts of citric acids, 2 parts in magnesium chloride, 2 parts of peregals, 36 parts of deionized waters are re-dubbed the dressing liquid that contains Blumea oil 0.5%, citric acid 10%.
(3) preparation of Blumea oil microcapsule textile: will treat that finishing of cotton textiles immerses above-mentioned Blumea oil microcapsule composite finishing liquid; Two soak two rolls; Pick-up rate 80% is 90 ℃ of preliminary dryings 3 minutes, then 150 ℃ of bakings 3 minutes; Promptly got the Blumea oil microcapsule antibacterial fabric after cooling off the water drying, the antibiotic bafta of per 100 grams contains Blumea oil microcapsule content 0.4 gram.
(4) preparation of Blumea oil microcapsule antibacterial mask: the ultra two thin obstruct bafta layer that one deck is commercially available, the antibiotic bafta of Blumea oil of the above-mentioned preparation of one deck, commercially available ultra two thin obstruct bafta layer and the commercially available contact protection layer of one deck bafta of one deck stack from outside to inside successively; Be cut into 20cm * 10cm; Use suture along 0.4cm in the limit; Then, promptly get the antibacterial mask that contains Blumea oil 0.07g of the present invention at four angle bands of four angle seams.Experimental technique is measured the result and is seen table 4 with embodiment 1:
Table 4:

Claims (2)

1. Blumea oil microcapsule antibacterial mask; It is characterized in that comprising from outside to inside that ultra two the dredging of one deck intercepts bafta layer, one deck Blumea oil microcapsule antibacterial fabric, ultra two obstruct bafta layer and one deck contact protection layer bafta dredged of one deck, stack is sewed up and is formed successively; Said Blumea oil microcapsule antibacterial fabric is to be that feedstock production becomes the Blumea oil microcapsule emulsion with the Blumea oil; The Blumea oil microcapsule emulsion is through the composite dressing liquid that obtains; Cross-linking reaction takes place between microcapsules, crosslinking agent and the fabric fibre form the chemical bond connection; Microcapsule antibacterial agent firm attachment forms after fabric put in order on fabric fibre;
The preparation method of said Blumea oil microcapsule antibacterial mask may further comprise the steps:
(1) preparation Blumea oil microcapsule emulsion: gelatin and Arabic gum are dissolved in distilled water, and said gelatin and Arabic gum mass ratio are 1: 1; Add Blumea oil, stirring and emulsifying, the pH value to 4.0 of dropping acetic acid regulator solution in the emulsion; Ice-water bath is cooled to 0~5 ℃, and adjust pH to 8.0~9.0 drip glutaraldehyde solution; Continued to move into behind the ice bath 30min in 50 ℃ the water-bath crosslinking curing 2 hours, the Blumea oil microcapsule emulsion;
(2) preparation Blumea oil microcapsule composite finishing liquid: 30~60 parts of the Blumea oil microcapsule emulsions that step (1) is prepared; 20~50 parts of deionized waters; 10~30 parts of wrinkle resistant resins, 1~3 part of bleeding agent, catalyst evenly stirs for 1~3 part and promptly got Blumea oil microcapsule composite finishing liquid in 1 hour; Said wrinkle resistant resin is the mixture of one or more arbitrary proportions of BTCA, citric acid, 2D resin or etherificate 2D resin; Said catalyst is magnesium chloride or sodium dihydrogen phosphate; Bleeding agent is commercially available peregal;
(3) preparation Blumea oil microcapsule antibacterial fabric: fabric is immersed Blumea oil microcapsule composite finishing liquid; Two soak two rolls; Pick-up rate 80~150% promptly gets the Blumea oil microcapsule antibacterial fabric after 85~100 ℃ of preliminary dryings toasted 2~4 minutes at 150~190 ℃ after 3 minutes, cooled off the water drying;
(4) preparation Blumea oil microcapsule antibacterial mask.
2. according to the said Blumea oil microcapsule antibacterial mask of claim 1, it is characterized in that containing in each antibacterial mask Blumea oil microcapsule antibacterial fabric Blumea oil microcapsule 0.05~0.50 gram.
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