CN105821507A - Natural antibacterial skin-care polypropylene fiber and preparation method thereof - Google Patents
Natural antibacterial skin-care polypropylene fiber and preparation method thereof Download PDFInfo
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- CN105821507A CN105821507A CN201610316110.8A CN201610316110A CN105821507A CN 105821507 A CN105821507 A CN 105821507A CN 201610316110 A CN201610316110 A CN 201610316110A CN 105821507 A CN105821507 A CN 105821507A
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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
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/46—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyolefins
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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
- 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
- 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
- D01F1/103—Agents inhibiting growth of microorganisms
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Abstract
The invention provides a natural antibacterial skin-care polypropylene fiber and a preparation method thereof. The natural antibacterial skin-care polypropylene fiber is prepared from, by weight, 65-90% of polypropylene slices, 5-16% of sea mud powder, 2.5-6% of echinacea extract, 1.5-5% of hysope extract, 0.1-1.3% of nonyl phenol polyoxyethylene ether, 0.5-3% of staphylea bumalda seeds, 0.1-0.7% of ellagic acid, 0.1-1.3% of tetradecanoic acid isopropyl ester and 0.2-1.7% of coupling agent. The raw materials are reasonably compounded to achieve synergistic interaction, fragrance is quietly elegant and delicately fragrant, compatibility and skin friendliness are good, the antibacterial spectrum is wide, the antibacterial effect is good, the acting time is long, needed nutrient is provided for skin cell renewing, the skin is made healthy and clean, comprehensive caring for the skin of the human body is achieved, the spinnability, hygroscopicity, breathability, dyeing uniformity and mechanical property of the fiber are well improved, the fiber can be widely used for manufacturing textiles and medical industry work clothes in close contact with the human body, and the application field of sea mud is greatly expanded.
Description
Technical field
The present invention relates to textile technology field, particularly to a kind of natural antibacterial skin protection polypropylene fibre and preparation method thereof.
Background technology
Polypropylene fibre, is also claimed PP fiber or polypropylene.It is the synthetic fibers that spin for raw material of the isotactic polypropylene obtained with propylene polymerization.Because of characteristics such as its production technology are simple, product is inexpensive, relative density is light, intensity is high, corrosion-resistant, anti-mildew becomes, resilience is good, fabric effect is good, in the application of the textile being together morning and night with human body richly endowed by nature, be one of optimal fiber for making the textiles contacted next to the skin with human body such as underwear, socks, sheet, diaper and health care non-weaving cloth.But polypropylene fibre there is also certain defect, the most not easy dyeing, hygroscopicity, breathability and drapability difference etc., particularly next to the skin with human body when contacting, the dirt of the metabolite such as the perspiration of skin surface, sebum and outside can be attached on fiber, grow the microorganisms such as various antibacterial, mycete, fungus, not only can stimulate human body skin, cause discomfort, even result in pathological changes, more can be spread disease by indirectly mode, human health is threatened.Meanwhile, along with the high speed development of society, people's Working Life tempo increase, mental pressure becomes big, fewer and feweri for the time of health care of body.If the pressure of psychological endurance can not be relieved for a long time, the most hormonal Secretion will fail, and skin will correspondingly lose resistance, allows skin free radical spread unchecked, the series of symptoms such as obscure, mottle, wrinkle, excessively presenility occur, affects appearance and health.
In recent years, make one of polypropylene fibre focus probing into always textile technology field research with antibacterial functions, and the polypropylene fibre developing anti-microbial property good it is critical only that antibacterial.Making a general survey of domestic and international correlational study, current existing antibacterial is of a great variety, mainly includes inorganic, organic, natural three big series, and inorganic antiseptic day by day feels a draft because of its known or potential toxic and side effects with organic antibacterial agent.Natural antibacterial agent is typically to extract from plant, animal or biology, and its raw material sources are extensive, with low cost, environmental protection, have antibacterial efficiently and the advantage such as have no side effect safe to the human body, therefore, the most noticeable object of study.But owing to existing natural antibacterial agent composition is single, narrow antimicrobial spectrum, itself and the poor compatibility of polypropylene chip, there is the dispersion problem such as reunion uneven, easy and loss, both made fracture of wire probability increase, what impact produced is normally carried out, and reduces again mechanical property.And function singleness, substantially it is short of in terms of strengthening the skin-protection and health-cares such as the immunity of Skin Cell, slow down aging, whitening wrinkle-resisting.
Sea mud is the clay that Coastal beach alluvial is got up, and belongs to secondary clay, and thinner than primary clay granule, matter is soft loose, has the cavernous structure of uniqueness, and specific surface area is big, the characteristics such as adsorptivity, dispersibility, suspension are good, the most also has colloidality and the cohesive force of height.There is the coastline of thousands of miles in China, and be richly stored with sea mud resource.Wherein it is positioned at the beach sea mud collection East Sea ecological environment of the Xiushan Mountain, Zhejiang and the elite of Qiantang River alluviation of the shore of Dong Hai, rich in vitamin A, vitamin C, vitamin E, aminoacid, antibiotics and ferrum, magnesium, zinc, calcium, selenium, strontium, the mineral elements such as germanium, simultaneously possibly together with algae class, the animals and plants remains such as pasture and water and shell-fish, deposit organic substances such as forming the reactive protein to skin beneficiating and polysaccharide through for many years, there is the antioxidation of uniqueness, antibacterial, health-care treatment [Luo Hongyu etc., " impact of Nutrient Contents In Zhejiang Xiushan Sea Mud On Antioxidant Activity of Environmental Organisms " " Oceanologia et Limnologia Sinica " the 1st phase in 2008].Also there is stronger antioxygenic property and whitening, the effect [Luo Hongyu etc., " antioxygenic property of the water-soluble system of Zhejiang Xiushan sea mud and white-skinned face function research " " ocean development and management " the 9th phase in 2009] such as sun-proof.At China's also early useful sea mud treatment dermopathic application example such as tinea pedis and fungal infection among the people, and effect is preferable.The effect being widely known by the people most with sea mud bathing is to enhance metabolism, dirt and the toxin of fine hair hole are done deep layer cleaning, absorption excess oil and aging cutin.In addition, sea mud also has sterilization and stimulates cell tissue to carry out healing regeneration, change corse sweat pore and effect of the dim heavy colour of skin of whitening, the diseases such as treatment neuralgia, rheumatoid, arthritis, scapulohumeral periarthritis and body-building, reducing weight and beautifying features are respectively provided with the assosting effect of uniqueness, have been applied to the fields such as food antiseptic, cosmetics and medical science.But owing to sea mud interlayer has a large amount of inorganic ions to show hydrophilic oleophobic property, spacing is little so that organic macromolecule chain is difficult to insert, and seriously limits its broader applications.Through retrieval, also sea mud is loaded plant extract and makes the polypropylene fibre with natural antibacterial skin-protecting function with polypropylene chip blend melt spinning by nobody so far, also has no that document is reported.
Summary of the invention
It is an object of the invention to provide a kind of natural antibacterial skin protection polypropylene fibre and preparation method thereof, the method uses sea mud load Echinacea extract, Hyssopus officinalis extract is dispersed among polypropylene fibre as antibiotic skin-care agent, its fragrance is simple and elegant the most strongly fragrant, the compatibility and skin-friendly are good, both there is has a broad antifungal spectrum, nutrient needed for providing for skin cell renewal while good anti-bacterial effect and persistent, skin and complexion improving clean skin, realize the total care to human body skin, the most preferably improve the spinnability of fiber, hygroscopicity, breathability, dyeing uniformity and mechanical property.
In order to realize the purpose of the present invention, present inventor is studied by lot of experiments and persistent exploration, is finally obtained following technical scheme:
A kind of sea mud antibiotic skin-care polypropylene fibre, its composition of raw materials includes by weight percentage: polypropylene chip 65～90%, sea mud powder 5～16%, Echinacea extract 2.5～6%, Hyssopus officinalis extract 1.5～5%, NPE 0.1～1.3%, staphylea bumalda seed 0.5～3%, ellagic acid 0.1～0.7%, isopropyl myristate 0.1～1.3, coupling agent 0.2～1.7；Its preparation method comprises the following steps:
1. preparing sea mud powder: gather undressed sea mud, the weight ratio with 1: 9～25 is soluble in water, and adds sea mud weight 0.1～the ethylenediaminetetraacetic acid of 3%, it is warming up to 60～70 DEG C, stirs 3～5h, stand 20h, pour out upper strata mud, discard bottom sand, the mud solid-liquid separation after sand, gained solids distilled water cyclic washing will be abandoned, then it is evaporated at 150 DEG C, pulverize, cross 70～90 mesh sieves, obtain sea mud powder；
2. Echinacea extract is prepared: gather fresh Echinacea, roguing, pulverize, solid-liquid weight ratio with 1: 5～10 adds pure water mixing, soaks 20～36h, reheat and decoct 1～2h under conditions of vacuum is-0.030～-0.050MPa, filter, filtrate weight 0.2～the activated carbon of 1.5% is added in filtrate, decolouring 0.5～2h at 20～35 DEG C, filter, collect clear liquor, it is spray-dried, pulverizes, obtain Echinacea extract；
3. Hyssopus officinalis extract is prepared: gather fresh Hyssopus officinalis, roguing, it is ground into the coarse powder of 30～50 mesh, add and under the ethanol solution ultrasound wave 200～500W that concentration is 60～90wt% of coarse powder 10～20 times of weight, extract 0.5～2h, filter, filtrate recycling ethanol, concentrate, vacuum drying, pulverizes, obtains Hyssopus officinalis extract；
4. take the sea mud powder of formula ratio, be dissolved in deionized water with the weight ratio of 1: 3～19, form uniform and stable suspension；The Echinacea extract of formula ratio, Hyssopus officinalis extract, NPE are dissolved in 90～350mL water, it is added drop-wise to again after making it fully dissolve in above-mentioned suspension, stirring reaction 2～3h at 50～60 DEG C, centrifugal, gained precipitate is dried in 65 DEG C and is less than 1.5% to containing rate, grind, cross 800～1200 mesh sieves, be sea mud/plant composite antibacterial skin protectant；
5. by the coupling agent of formula ratio, dilute with the dehydrated alcohol of its 9～15 times of weight, obtain diluent；Then step sea mud/plant composite antibacterial skin protectant 4. is put in homogenizer, pour above-mentioned diluent while stirring into, liquid to be diluted continues stirring 5～15min after all pouring into, 1～3h it is dried at 100～120 DEG C, it is cooled to room temperature, it is sequentially added into the polypropylene chip of formula ratio, staphylea bumalda seed, ellagic acid, isopropyl myristate, continue stirring mixing, add double screw extruder after mix homogeneously and pelletize is blended, obtain compound slice, compound slice is after drying, melt spinning method carries out spinning routinely, obtain described sea mud antibiotic skin-care polypropylene fibre.
Preferred as technique scheme, described coupling agent is the mixture of one or more arbitrary proportions in maleic anhydride inoculated polypropylene, N-(β-aminoethyl)-γ-aminopropyltriethoxy dimethoxysilane, glycydoxy trimethoxy silane, γ-aminoethylaminopropyl trimethoxy silane.
Formula given by said method is to ensure that the present invention produces the basic recipe of desired effect, it it is the technological core of the present invention, but in actual applications, completely can be on the basis of inventive formulation, as required, it is also possible to add the additives such as toughener, lubricant, antioxidant, molecular weight regulator, toner, the requirement of these all common with spinning polypropylene fibres is identical, belong to general knowledge well known in the art, as long as and controlling suitably, also will not the present invention be had a negative impact.
Polypropylene chip in above-mentioned raw materials formula uses fibrous polypropylene section, and its melt flow rate (MFR) is 20～35g/10min, preferably 25g/10min.
NPE in above-mentioned raw materials formula, it it is the nonionic surfactant of condensation reaction under catalyst action with nonyl phenol and oxirane, colourless liquid, it is dissolved in water, ethanol, there is good infiltration, emulsifying, dispersion, antiacid, alkali resistant, reduction hard water resistance, anti-, oxidation resistance.It has various different hydrophile-lipophile balance value (HLB), preferably 6～8.
Isopropyl myristate in above-mentioned raw materials formula, colourless to faint yellow thin oily liquids, odorless tasteless, there is good lubricity, good with percutaneous permeability, affinity.Antibacterial activity is relatively strong, and staphylococcus aureus, bacillus subtilis, escherichia coli, aspergillus niger, Candida albicans are all had inhibitory action.
Ellagic acid in above-mentioned raw materials formula; it it is the dimerization derivant of gallic acid; can not only exist in a free form; and be more the superpower antioxidant of natural phenolic being present in nature with condensed forms, immunity can be improved with carcinogenic toxins in purged body; protection cell membrane; block the activity of tryrosinase, suppress melanic generation, there is whitening and the effect of light speckle.
Staphylea bumalda seed in above-mentioned raw materials formula, is the seed of Staphyleaceae Fructus Staphyleae Bumaldae, uses supercritical CO2The oily article that extraction prepares.Fructus Staphyleae Bumaldae has another name called basilima sorbifolia, show according to fitochemical studies, Fructus Staphyleae Bumaldae seed contains the mineral element such as crude protein, total flavones, aminoacid, beta-carotene, vitamin C, vitamin E, Squalene, linoleic acid, linolenic acid, oleic acid, Palmic acid etc. and potassium, calcium, magnesium, sodium, manganese, copper, ferrum, DPPH free radical, hydroxyl radical free radical and ultra-oxygen anion free radical are had preferable elimination effect [Liu Zheng etc., " Staphylea bumalda DC.seed Analysis of Nutritive Composition and evaluation " " economic forest research " the 3rd phase in 2008].
Hyssopus officinalis in above-mentioned raw materials formula, calls hyssop, willow Herba Menthae etc., for the herb of labiate Hyssopus cuspidatus Boriss.Acrid in the mouth, cool in nature, there is salubrious fragrance, be usually used in antitussive and antiasthmatic, clearing away heat-damp and promoting diuresis.Main chemical compositions has volatile oil, chrysin, 20 tetramethylene cycloartanols, oleanolic acid, cetyl alcohol, ceryl alcohol, cupreol and daucosterol etc., have antibacterial, defying age, antioxidation, eliminate the phlegm, cough-relieving, relieving asthma, the effect such as blood sugar lowering [Pa Lidaa is ineffective diligent etc., " Hyssopus officinalis chemical constitution study " " Chinese Journal of Modern Applied Pharmacy " the 8th phase in 2011].
Echinacea in above-mentioned raw materials formula, also known as Echinacea Species, zizhuisongguo chrysanthemum etc., for the aerial parts of Compositae genus echinacea herbaceos perennial Echinacea, its composition includes alkylamide, flavonoid, Polyphenols, anthocyanin class, polysaccharide, caffeic acid derivative, germacrene D, caryophyllene, Palmic acid etc..Wherein caffeic acid derivative includes chicoric acid, chlorogenic acid, echinacosid, caffeic acid and arithoke glycosides, there is effect such as enhancing immunity, antibacterial, antiinflammatory, antitumor, antiviral, antioxidation [Liu Yibing, " chemistry of genus echinacea galenical, immunization are with clinical " " modern medicines are with clinical " phase calendar year 2001 the 2nd].Pharmacological research confirms, Caffeic acids derivant has antioxidation and purifies the ability of interior free yl, by the material of cleaning reaction active oxygen and the secondary free radical centered by C-, N-, S-, and skin collagen can be protected not damaged by free radical.
Although it is external to Hyssopus officinalis, the research of Echinacea chemical composition is the most, known its contains abundant alkylamide, flavonoid, Polyphenols, anthocyanin class, polysaccharide, caffeic acid derivative, chrysin, oleanolic acid, cetyl alcohol, ceryl alcohol, cupreol, germacrene D, caryophyllene, daucosterol, the compositions such as Palmic acid, these composition major parts are confirmed by modern pharmacological research, antibacterial, antiviral, blood circulation promoting, resist free radical, antioxidation, the aspects such as the collagen protein of protection skin all play its special biological action.But, Hyssopus officinalis, Echinacea and sea mud by the manufacturing process of number of ways, are rationally re-dubbed natural antibacterial skin protectant and are added in polypropylene chip and are spun into fiber, make multiple biology and pharmacologically active Synergistic, not only give some new characteristics of antibiotic skin-care composition, have also obtained the skin nutrition of uniqueness, whitening wrinkle-resisting simultaneously, conditioning human body, raising skin is to effects such as pathogenic bacteria resistance, slow down aging, thus realizes the total care to human body skin.Solving natural antibacterial agent composition single, narrow antimicrobial spectrum, the problem such as shortcoming in terms of enhancing immunity, skin-protection and health-care, this is the most revealed mistake in prior art.
In the above-mentioned methods, introduce ethylenediaminetetraacetic acid sea mud is processed, on the one hand can effectively remove the heavy metal ion in sea mud, the animals and plants remains such as algae class, pasture and water and shell-fish in sea mud can be made again simultaneously to be hydrolyzed to the nutritional labeling that thalline can quickly utilize.Another side stirs reaction at 60～70 DEG C, and in sea mud micropore, acidity increases, and removes impurity in micropore and more thoroughly, has vacated bigger interlayer, and its specific surface area is significantly improved, and interlamellar spacing increases, and absorbability is higher.
Sea mud obtained by said method/plant composite antibacterial skin protectant, with sea mud powder as carrier, load Hyssopus officinalis extract, Echinacea extract are as natural antibacterial skin protectant.Under NPE excellent permeability drives, Hyssopus officinalis extract, Echinacea extract is made to be easier to uniformly penetrating to the inside of sea mud powder and top layer, and agrology and biological result of study show that sea mud powder and Hyssopus officinalis extract, Echinacea extract have the highest affinity, the sea mud powder modified without organic intercalation agent can be entered, it is consequently formed finer and close structure, it is thus achieved that more preferably can play each antibiotic skin-care and the synergism of health care element to greatest extent while modified effect.
In sea mud of the present invention/plant composite antibacterial skin protectant preparation process, by Hyssopus officinalis extract, Echinacea extract and the combination on nanoscale of the sea mud powder, and by NPE, its surface and edge are modified, the surface making sea mud/plant composite antibacterial skin protectant presents oleophilic character, also reduce its surface through coupling agent treatment can simultaneously, and the affinity between polypropylene chip strand strengthens, the compatibility improves, interface interaction is higher, process compared with sea mud/plant composite antibacterial ultraviolet screening agent with single employing coupling agent or NPE, there is prominent treatment effect, synergism is there is during surface in i.e. coupling agent and NPE at process sea mud/plant composite antibacterial anti-ultraviolet.Achieve sea mud/plant composite antibacterial skin protectant well to mix with the uniform of polypropylene chip, prevent the possibility that it is reunited.Solve the problems such as natural antibacterial agent dispersion in polypropylene chip reunion uneven, easy and loss.
Present inventor shows through lot of experiments; while in prescription, introducing ellagic acid, isopropyl myristate produce Synergistic antimicrobial, antioxidation each other; sea mud powder, Hyssopus officinalis extract, Echinacea extract, the effective ingredient of staphylea bumalda seed can also be protected to be lost, thus improve antibacterial and skin-protection and health-care effect.And it is compound between ellagic acid, isopropyl myristate and staphylea bumalda seed, have complementary advantages, obtain three and be used alone the oxidation resistance that cannot obtain, can significantly prevent staphylea bumalda seed oxidized, reduce polypropylene chip molecule interchain internal friction, strengthen sea mud of the present invention/plant composite antibacterial skin protectant dispersion force in polypropylene chip and active force so that it is adhesion order increases, arrange more regular, substantially improve processing characteristics.
Present inventor finds under study for action, staphylea bumalda seed and Hyssopus officinalis extract synergism, and effect is complementary, while collaborative enhancing pharmacologically active, also show the Titian effect of collaborative addition, abnormal flavour in sea mud can be removed, the sour environment of skin can be kept again, also there is stronger permeability, make nutritional labeling be easier to be absorbed by the skin, promote skin metabolism, strengthen Skin Cell vigor, effectively reduce dry stricture of vagina and microgroove, delay skin aging.
Present inventor it has been unexpectedly discovered that, load Hyssopus officinalis extract, the sea mud powder of Echinacea extract are dispersed among polypropylene fibre with nano structured unit, sea mud powder is integrally forming with fiber securely in the inside of fiber and top layer, each component synergism highlights, and it is antibacterial and skin-protection and health-care effect is the most excellent.Simultaneously because fiber produces a large amount of gap, hole around sea mud powder, its hygroscopicity, breathability, dyeing uniformity and antistatic behaviour all have bigger improvement, also show gratifying spinnability and mechanical property, and fibroblast intensity is high.
The present invention is by the active component in sea mud and Hyssopus officinalis, Echinacea, active component in Fructus Staphyleae Bumaldae seed carries out mutual synergism, and by ellagic acid, isopropyl myristate is antibacterial as auxiliary, antioxidation and skin protection material add, make between each active component is antibacterial, defying age, the performance of antioxidation and skin-protection and health-care has obtained significant raising, preferable affinity interaction is had with skin, there is more preferable permeance property, mineral element and nutritive and health protection components is driven to transport toward deep skin, blood circulation promoting, the vitality again of active cell, eliminate harmful free radicals, slow down aging, go down mottle effectively, brown patch, passeris montani saturati speckle, improve the colour of skin uneven, promote that skin is fine and smooth, whitening, realize the total care to human body skin.And joint, rheumatalgia can be treated, cleaning skin can be nourished simultaneously, promote Natural re generation, the dermatosis such as comedo, raw skin ulcer, allergic dermatitis, coarse skin, skin pruritus are all had certain curative effect.The especially growth to antibacterials such as common staphylococcus aureus, escherichia coli, bacillus pyocyaneus, streptococcus has good inhibition.Significantly widen the application of sea mud, improve effective usability and the added value of sea mud.
According to different needs, the polypropylene fibre of the present invention can be filament number be the preoriented yarn POY of 1.0～4.0dtex, or it is further processed into drafting silk DT or the elastic filament DTY that filament number is 0.5～3.0dtex, or the chopped fiber that fiber number is 1.0～4.0dtex, chopped fiber also can be with cotton, fiber crops, hair, silk, terylene, chinlon, acrylon, polyvinyl chloride fibre, spandex, polyvinyl, viscose fiber blending.This this fiber can be made into knitting fabric, woven fabric or non-weaving cloth with any known method, and then is sewn into the various textiles that contact next to the skin with human body and the pharmaceuticals industry working clothing such as underwear, nightwear, T-shirt, gym suit, mask, glove, medicated cap, socks, shoe pad, sheet, bedding.
Below in conjunction with specific embodiment, the present invention is expanded on further.But these embodiments are only limitted to the present invention is described rather than limits the scope of the invention.
Embodiment one
1. pretreatment of raw material:
1. preparing sea mud powder: gather undressed sea mud, the weight ratio with 1: 15 is soluble in water, and adds the ethylenediaminetetraacetic acid of sea mud weight 1.5%, it is warming up to 60 DEG C, stirs 5h, stand 20h, pour out upper strata mud, discard bottom sand, the mud solid-liquid separation after sand, gained solids distilled water cyclic washing will be abandoned, then it is evaporated at 150 DEG C, pulverize, cross 70 mesh sieves, obtain sea mud powder；
2. Echinacea extract is prepared: gather fresh Echinacea, roguing, pulverize, solid-liquid weight ratio with 1: 10 adds pure water mixing, soaks 35h, reheat and decoct 1.5h under conditions of vacuum is-0.030MPa, filter, adding the activated carbon of filtrate weight 1.2% in filtrate, decolour at 30 DEG C 1h, filters, collect clear liquor, it is spray-dried, pulverizes, obtain Echinacea extract；
3. prepare Hyssopus officinalis extract: gather fresh Hyssopus officinalis, roguing, be ground into the coarse powder of 50 mesh, add and under the ethanol solution ultrasound wave 300W that concentration is 65wt% of 12 times of weight of coarse powder, extract 1.5h, filter, filtrate recycling ethanol, concentrate, vacuum drying, pulverizes, obtains Hyssopus officinalis extract；
2. composition of raw materials:
Polypropylene chip 76kg, sea mud powder 13kg, Echinacea extract 3kg, Hyssopus officinalis extract 1.7kg, NPE 0.9kg, staphylea bumalda seed 2.5kg, ellagic acid 0.6kg, isopropyl myristate 0.8kg, maleic anhydride inoculated polypropylene 0.3kg, N-(β-aminoethyl)-γ-aminopropyltriethoxy dimethoxysilane 0.5kg, γ-aminoethylaminopropyl trimethoxy silane 0.7kg.
3. preparation process:
1. weigh sea mud powder 13kg, be dissolved in the deionized water of 195kg, form uniform and stable suspension；Echinacea extract 3kg, Hyssopus officinalis extract 1.7kg, NPE 0.9kg are dissolved in 270mL water, it is added drop-wise to again after making it fully dissolve in above-mentioned suspension, stirring reaction 3h at 50 DEG C, centrifugal, gained precipitate is dried to moisture content less than 1.5% in 65 DEG C, grind, cross 900 mesh sieves, be sea mud/plant composite antibacterial skin protectant；
2. weigh maleic anhydride inoculated polypropylene 0.3kg, N-(β-aminoethyl)-γ-aminopropyltriethoxy dimethoxysilane 0.5kg, γ-aminoethylaminopropyl trimethoxy silane 0.7kg, dilute with the dehydrated alcohol of 18kg, obtain diluent；
3. step sea mud/plant composite antibacterial skin protectant 1. is put in homogenizer, pour step diluent 2. while stirring into, liquid to be diluted continues stirring 10min after all pouring into, 2.5h it is dried at 100 DEG C, it is cooled to room temperature, it is sequentially added into the polypropylene chip 76kg of formula ratio, staphylea bumalda seed 2.5kg, ellagic acid 0.6kg, isopropyl myristate 0.8kg, continue stirring mixing, add double screw extruder after mix homogeneously and pelletize is blended, obtain compound slice, compound slice is after drying, melt spinning method carries out spinning routinely, obtain described natural antibacterial skin protection polypropylene fibre.
Embodiment two
1. pretreatment of raw material:
1. preparing sea mud powder: gather undressed sea mud, the weight ratio with 1: 20 is soluble in water, and adds the ethylenediaminetetraacetic acid of sea mud weight 2%, it is warming up to 70 DEG C, stirs 3.5h, stand 20h, pour out upper strata mud, discard bottom sand, the mud solid-liquid separation after sand, gained solids distilled water cyclic washing will be abandoned, then it is evaporated at 150 DEG C, pulverize, cross 80 mesh sieves, obtain sea mud powder；
2. Echinacea extract is prepared: gather fresh Echinacea, roguing, pulverize, solid-liquid weight ratio with 1: 8 adds pure water mixing, soaks 28h, reheat and decoct 2h under conditions of vacuum is-0.050MPa, filter, adding the activated carbon of filtrate weight 0.9% in filtrate, decolour at 25 DEG C 2h, filters, collect clear liquor, it is spray-dried, pulverizes, obtain Echinacea extract；
3. prepare Hyssopus officinalis extract: gather fresh Hyssopus officinalis, roguing, be ground into the coarse powder of 30～50 mesh, add and under the ethanol solution ultrasound wave 350W that concentration is 85wt% of 18 times of weight of coarse powder, extract 2h, filter, filtrate recycling ethanol, concentrate, vacuum drying, pulverizes, obtains Hyssopus officinalis extract；
2. composition of raw materials:
Polypropylene chip 73kg, sea mud powder 15kg, Echinacea extract 4.5kg, Hyssopus officinalis extract 2kg, NPE 1.2kg, staphylea bumalda seed 1.5kg, ellagic acid 0.5kg, isopropyl myristate 0.8kg, maleic anhydride inoculated polypropylene 0.3kg, glycydoxy trimethoxy silane 1.2kg.
3. preparation process:
1. weigh sea mud powder 15kg, be dissolved in the deionized water of 210kg, form uniform and stable suspension；Echinacea extract 4.5kg, Hyssopus officinalis extract 2kg, NPE 1.2kg are dissolved in 300mL water, it is added drop-wise to again after making it fully dissolve in above-mentioned suspension, stirring reaction 2.5h at 55 DEG C, centrifugal, gained precipitate is dried to moisture content less than 1.5% in 65 DEG C, grind, cross 1100 mesh sieves, be sea mud/plant composite antibacterial skin protectant；
2. weigh maleic anhydride inoculated polypropylene 0.3kg, glycydoxy trimethoxy silane 1.2kg, dilute with the dehydrated alcohol of 21kg, obtain diluent；
3. step sea mud/plant composite antibacterial skin protectant 1. is put in homogenizer, pour step diluent 2. while stirring into, liquid to be diluted continues stirring 15min after all pouring into, 1.5h it is dried at 120 DEG C, it is cooled to room temperature, it is sequentially added into the polypropylene chip 73kg of formula ratio, staphylea bumalda seed 1.5kg, ellagic acid 0.5kg, isopropyl myristate 0.8kg, continue stirring mixing, add double screw extruder after mix homogeneously and pelletize is blended, obtain compound slice, compound slice is after drying, melt spinning method carries out spinning routinely, obtain described natural antibacterial skin protection polypropylene fibre.
Claims (2)
1. a natural antibacterial skin protection polypropylene fibre, it is characterized in that, its composition of raw materials includes by weight percentage: polypropylene chip 65～90%, sea mud powder 5～16%, Echinacea extract 2.5～6%, Hyssopus officinalis extract 1.5～5%, NPE 0.1～1.3%, staphylea bumalda seed 0.5～3%, ellagic acid 0.1～0.7%, isopropyl myristate 0.1～1.3, coupling agent 0.2～1.7；Its preparation method comprises the following steps:
1. preparing sea mud powder: gather undressed sea mud, the weight ratio with 1: 9～25 is soluble in water, and adds sea mud weight 0.1～the ethylenediaminetetraacetic acid of 3%, it is warming up to 60～70 DEG C, stirs 3～5h, stand 20h, pour out upper strata mud, discard bottom sand, the mud solid-liquid separation after sand, gained solids distilled water cyclic washing will be abandoned, then it is evaporated at 150 DEG C, pulverize, cross 70～90 mesh sieves, obtain sea mud powder；
2. Echinacea extract is prepared: gather fresh Echinacea, roguing, pulverize, solid-liquid weight ratio with 1: 5～10 adds pure water mixing, soaks 20～36h, reheat and decoct 1～2h under conditions of vacuum is-0.030～-0.050MPa, filter, filtrate weight 0.2～the activated carbon of 1.5% is added in filtrate, decolouring 0.5～2h at 20～35 DEG C, filter, collect clear liquor, it is spray-dried, pulverizes, obtain Echinacea extract；
3. Hyssopus officinalis extract is prepared: gather fresh Hyssopus officinalis, roguing, it is ground into the coarse powder of 30～50 mesh, add and under the ethanol solution ultrasound wave 200～500W that concentration is 60～90wt% of coarse powder 10～20 times of weight, extract 0.5～2h, filter, filtrate recycling ethanol, concentrate, vacuum drying, pulverizes, obtains Hyssopus officinalis extract；
4. take the sea mud powder of formula ratio, be dissolved in deionized water with the weight ratio of 1: 3～19, form uniform and stable suspension；The Echinacea extract of formula ratio, Hyssopus officinalis extract, NPE are dissolved in 90～350mL water, it is added drop-wise to again after making it fully dissolve in above-mentioned suspension, stirring reaction 2～3h at 50～60 DEG C, centrifugal, gained precipitate is dried to moisture content less than 1.5% in 65 DEG C, grind, cross 800～1200 mesh sieves, be sea mud/plant composite antibacterial skin protectant；
5. by the coupling agent of formula ratio, dilute with the dehydrated alcohol of its 9～15 times of weight, obtain diluent；Then step sea mud/plant composite antibacterial skin protectant 4. is put in homogenizer, pour above-mentioned diluent while stirring into, liquid to be diluted continues stirring 5～15min after all pouring into, 1～3h it is dried at 100～120 DEG C, it is cooled to room temperature, it is sequentially added into the polypropylene chip of formula ratio, staphylea bumalda seed, ellagic acid, isopropyl myristate, continue stirring mixing, add double screw extruder after mix homogeneously and pelletize is blended, obtain compound slice, compound slice is after drying, melt spinning method carries out spinning routinely, obtain described natural antibacterial skin protection polypropylene fibre.
A kind of natural antibacterial skin protection polypropylene fibre the most according to claim 1, it is characterized in that, described coupling agent is the mixture of one or more arbitrary proportions in maleic anhydride inoculated polypropylene, N-(β-aminoethyl)-γ-aminopropyltriethoxy dimethoxysilane, glycydoxy trimethoxy silane, γ-aminoethylaminopropyl trimethoxy silane.
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Application publication date: 20160803 |