CN100497771C - Nano ceramic composite thin polypropylene multifunctional fiber and preparing method - Google Patents

Nano ceramic composite thin polypropylene multifunctional fiber and preparing method Download PDF

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CN100497771C
CN100497771C CNB2007101189294A CN200710118929A CN100497771C CN 100497771 C CN100497771 C CN 100497771C CN B2007101189294 A CNB2007101189294 A CN B2007101189294A CN 200710118929 A CN200710118929 A CN 200710118929A CN 100497771 C CN100497771 C CN 100497771C
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吴进前
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Abstract

The invention discloses nano-ceramic composite fine polypropylene fiber and the processing method. The fiber contains nano-ceramic powder with 12-45 of 300, polypropylene with 250-270 of 300, polyethylene wax with 2-18 of 300 by weight. The denier of the fiber monofilament is 0.5-1.5D, the breaking strength is more than 2.5cN/dtex. We can get the fiber by the step of nano-ceramic powder aqueous dispersion, pre-dispersed precursor, composite masterbatch, composite sections, and high-speed spinning. The nano-ceramic powder is made up of ZrO2, or ZrO2 and ZrC, or TiO2 and Ag+. This type of fiber can be made of various type of textiles, such as sports apparel, underwear, bedding, shirt, socks and so on. The textiles with the function of launch biological waves of energy, anti-UV, anti-bacterial, absorption and barrier the near-infrared. So that to make the textiles have the function of anti-bacterial, energy health, insulation sunscreen, regenerative thermal insulation, dry and comfortable and so on.

Description

Nano ceramic composite thin polypropylene multifunction fiber and manufacture method thereof
Technical field
The present invention relates to a kind of multifunctional fibre and manufacture method thereof, relate in particular to a kind of nano ceramic composite thin polypropylene multifunction fiber and manufacture method thereof and application, belong to the new textile material technical field,
Background technology
Nano ceramic material be meant crystallite dimension between 1~100nm, chemical composition belongs to the nano material of inorganic non-metallic, nano-ceramic powder is a most basic a kind of nano ceramic material.To have the nano-ceramic powder of property and other polymeric material carry out compound, mix and the nano ceramics composite functional fiber made, the normal attribute that not only has general fibre and had has more the specific function characteristic that nano ceramic material has.
At present, the method of making the nano ceramics composite functional fiber in theory mainly contains three kinds of approach: (1) cladding process, be to apply the adhesive that contains nano-ceramic powder at fiber surface, the significant disadvantages of this method is to guarantee tack and the stability of nano-ceramic powder at fiber surface, especially the comfortableness of fibre and repeatedly wash lasting effect.(2) composite fibre mother material, be that nano-ceramic powder and organic polymer blend are formed the composite fibre masterbatch, again by a certain percentage with itself and spinning material blend spinning, this method technology, technology and fiber quality operability are good, key is how to guarantee effectively nano-ceramic powder to be dispersed in the masterbatch with the nano particle state, technical have a bigger difficulty, do not find concrete effective method at present as yet.(3) synthetic fiber mother material, it is the big molecule of fiber that original position is synthetic, formation is coated with nano particle that in the presence of nano-powder, carries out fibrous raw material, constitute the nano-composite fiber masterbatch, again with method spinning with (2), the key of this method is that technology, technology and the equipment of synthetic fiber masterbatch requires all very complexity and difficult, cost is relative also very high, is exactly in addition not lose simultaneously problems such as fiber texture and feel again obtaining the fiber specific function, does not also see desirable solution at present.
In synthetic fiber, add non-nano level conventional ceramic powder, thereby the application technology of giving fiber and textiles corresponding function thereof is a lot of with specific function.As the Chinese patent publication number is to disclose a kind of functional fibre among the CN1123849A, be in fibre-forming polymer, to add some to have at least two kinds of functional materials such as special fuel factor, magnetic effect and infra-red radiation, particle diameter is 0.05 ~ 2 μ m, make with conventional spinning process and condition, its fabric has health care.Chinese invention patent publication number CN276445 discloses a kind of multifunctional fibre and preparation method, has antibiotic, uvioresistant and multifunctional far infrared, and it adds functional component is the mixture of multiple oxide ceramic, and particle diameter is less than 3 μ m.These functional fibres are to have adopted multicomponent, complicated composition of raw materials mostly, owing to be not to adopt nano material, powder granule is bigger, and fiber is difficult to accomplish very thin, so fiber is functional and the texture of fiber textile, feel and comfortableness all have tangible limitation.
Add the nanometer scale ceramics powder, thereby the application technology of giving fiber and textiles corresponding function thereof there is a small amount of open report.Disclose a kind of uvioresistant-anti-visible-light-anti-near infrared features fiber as Chinese invention patent ZL200310118478.6, add nanometer α-Fe powder and mica powder in this fiber less than 80nm; A kind of nanometer accumulation of heat intensification all band infrared fibre composition is disclosed among the Chinese invention patent ZL200310122001.5, promote user's blood circulation effect by heating up, play accumulation of heat and increase warm and health-care function, adopting the function raw material is kaolin and the ZrC of 10 ~ 100nm.The feature of these patented technologies is that the fiber function is single relatively, all adopted raw mineral materials in the function prescription, but the acquisition reality of nano-mineral raw material does not still have cost-effective way, even obtain by specific process, these inorganic nano grain surfaces are active high, very easily in air, reunite and form the bulky grain of non-nano level, therefore with common dry pulverization process or surface treatment dispersion technology, the bulky grain that is difficult to reunite effectively disperses and is stable, more be difficult to it is the even dispersion in fiber organic polymer carrier, thereby had a strong impact on the spinnability of its functional performance and fiber.
The fine-denier polypropylene fiber is nearest more than ten years new developing technology products, it is abundant that it has raw material sources, cost is low, light weight (proportion is little), warming (thermal conductivity is low), hydrophobicity (nonpolar), powerful high, resist chemical, the physics and the chemical property of many uniquenesses such as wholesomeness is good, especially it is the hydrophobic fibre that unique batch is used, has unique capillary " wicking ", fiber is thin more, effect is remarkable more, generally filament number is called fine-denier polypropylene less than the polypropylene fibre of 1.5D, make clothes next to the shin, can bring into play desirable hydrofuge, lead the sweat effect.At present, common fine-denier polypropylene technology is existing to be widely applied, but multi-functional fine-denier polypropylene does not still have the mature and reliable application technology, its difficulty is that the fine count fiber cross section is very little, therefore general diameter requires to add the fineness of functional material below tens microns, and especially the Dispersion of Particles degree also must be very little, otherwise the traditional performance, functional component addition and functional, particularly fiber spinnability and the back difficult processing that are difficult to guarantee fiber are to satisfy requirements of mass production.Though Chinese invention patent publication number CN1310250A discloses a kind of production method of far infrared fine-denier polypropylene filament, be that far-infared ceramic powder master batch and polypropylene chip modification granulation are made section, adopt High-speed Spinning Production 1 ~ 2.5dtex (1D ≈ 1.1dtex) fine-denier polypropylene filament, but this method only provides the fibre spinning production method, and the ceramic particle diameter of the master batch that adopts is 0.3 ~ 1.2 μ m, the non-nano ceramic material is much larger than the nanoscale requirement of nano material less than 100nm (0.1 μ m); In this production method to main ceramic powder content and the deployment conditions thereof that influences the functional fibre performance, concrete measure and explanation are not all proposed, therefore, how to implement to add the q.s ceramic powder to satisfy the functional requirement of fiber, and assurance fiber spinnability, and avoid fiber surface because of bulky grain exists problems such as fabric manufacture equipment generation wearing and tearing, all there are serious technology limitation and uncertain factor.
In sum, how to find having multi-efficiency, composition is simple and the nano ceramics functional material that is easy to control, adopt cost-effective nano ceramics process for dispersing, the nano ceramics particle is distributed in the suitable fibre-forming polymer equably, make a kind of nano combined multifunctional fibre, thereby give fiber textile health, health care, protection, multi-functional characteristic such as dry and comfortable and comfortable, still do not have desirable possible technique and corresponding product at present.
Summary of the invention
Deficiency and defective at the prior art existence, the object of the present invention is to provide a kind of nano ceramic composite thin polypropylene multifunction fiber and manufacture method thereof, fiber functional component by this method preparation is simple, various and adjustable, the ceramic powder particle is even, efficient nano dispersion and organic compound with fibre-forming polymer, can effectively guarantee the spinnability of nano ceramics composite functional fiber, thin dawnization and functional diversities.
Technical scheme of the present invention is as follows:
A kind of nano ceramic composite thin polypropylene multifunction fiber is characterized in that: this fiber contains the following raw materials according component:
Nano-ceramic powder: 12~45 weight portions
Polypropylene: 250~270 weight portions
Tissuemat E: 2~18 weight portions;
Described nano ceramics meal component is ZrO 2, or ZrO 2With ZrC, TiO 2And Ag +One or more mixing, wherein ZrO in the antiseptic 2Be not less than 10 weight portions;
Above-mentioned nano-ceramic powder is disperseed through water, make the water-soluble colloidal state ceramic size of nano-dispersed, and then mix, form water, oily two-phase mixed system with Tissuemat E, polypropylene and solvent naphtha, behind chemical reaction, the product oven dry becomes the dry pre-dispersed presoma of nano ceramics; The pre-dispersed presoma of nano ceramics after composite master batch preparation, compound slice preparation and spinning, is formed nano ceramic composite thin polypropylene multifunction fiber.
Technical characterictic of the present invention also is: the filament number 0.5~1.5D of described nano ceramic composite thin polypropylene multifunction fiber, and fibrous fracture intensity is greater than 2.5cN/dtex; The particle diameter of the nano-ceramic powder that is adopted and the decentralization in composite master batch and composite thin polypropylene multifunction fiber thereof are less than 100nm.
The invention provides a kind of preparation method of above-mentioned nano ceramic composite thin polypropylene multifunction fiber, it is characterized in that this method comprises the steps:
1) the nano-ceramic powder water disperses: with nano-ceramic powder, anion surfactant and the water of 10~45 weight portions, make the water-soluble colloidal state ceramic size of nano-dispersed that concentration is 5~30wt% through ball milling or sand milling at normal temperatures; Described anion surfactant consumption is 2~6wt% of nano ceramics weight;
2) the pre-dispersed presoma preparation of nano ceramics: in water, add 2~18 weight account polyethylene waxes, 0~80 weight portion powdered polypropylene and solvent naphtha and stir, form the waxy oil phase system in 60~95 ℃ of following water; The water-soluble colloidal state ceramic size of nano-dispersed in the step 1) is joined in the waxy oil phase system,, form water, oily two-phase mixed system through stirring; Add cationic surfactant then, the product oven dry that forms behind chemical reaction obtains the pre-dispersed presoma of nano ceramics; The consumption of described cationic surfactant, solvent naphtha and water is by nano-ceramic powder weight, is respectively 2~6wt%, 30~80wt% and 4~20 times;
3) nano ceramics composite fibre master batch preparation: with step 2) the pre-dispersed presoma of nano ceramics of gained descends through the screw extruder fusions at 180~220 ℃, mediates, extrudes, and makes nano ceramics composite polypropylene master batch;
4) nano ceramics composite fibre section preparation: the nano ceramics composite polypropylene master batch that obtains in the step 3) is mixed with the polypropylene chip of residuals weight part, through the screw extruder fusion, mediate, extrude, make the nano ceramics composite fibre after the pelletizing and cut into slices;
5) nano ceramic composite thin dawn polypropylene fibre high speed spinning:,, make nano ceramic composite thin polypropylene multifunction fiber through melt spinning and deformation technique with the nano ceramics composite polypropylene fibre section for preparing in the step 4).
Anion surfactant described in the present invention is a fatty acid ester sulfonate, and described cationic surfactant is a rosin amine.
Described solvent naphtha label is 100~No. 120, the melt index 25~55g/10min of described powdered polypropylene and polypropylene chip.
The speed of melt spinning is 2500~3200m/s, 260~300 ℃ of temperature.
The present invention also provides a kind of described nano ceramic composite thin polypropylene multifunction fiber application process, it is characterized in that: adopt part or all of this fiber to make and be used for antibiotic health, energy health care, heat insulation sun, heat storing and heat preserving or dry and comfortable comfortable Sport ﹠ Casual dress ornament, underwear, bedding, shirt, socks and various protector goods.
The present invention compared with prior art has the following advantages and the high-lighting effect:
1. the preferred ZrO of the present invention 2Nano-ceramic powder is basic multifunction additive, can also select corresponding nano ceramics increased functionality conditioning agent according to the function application requirements simultaneously, effectively takes into account technology operability, goods multifunctionality and cost economy.ZrO 2Nano ceramics is as the basic functionality raw material, its multifunctional performance excellence, composition is simple, raw material sources are abundant, have the sub-energy emissivities of the biological glistening light of waves of 2~25 high μ m under this material normal temperature, radiance is greater than 90%, preferably can reach more than 95%, also having good uvioresistant, antibiotic and intercept the performance of near-infrared hot line simultaneously, is a kind of good multifunctional nano material.Select ZrO 2Nano ceramics is basic multifunction additive, be because its special chemical composition and structures shape, according to quantum-mechanical theory, dipole moment changes more greatly in the molecular vibration process, corresponding absorption band is strong more, radiation is strong more, and the size of dipole moment (being degree of polarization) is directly proportional nanometer ZrO with polarizability 2It is relevant with elastic displacement polarization (comprising the electron displacement polarization and the ion displacement polarization of the ion) characteristic of its crystal to have high biological wave radiation rate, the electron displacement polarization degree of ion is except relevant with its polarizability size, also relevant with the size of ion, zirconium is all bigger than the ionic radius of silicon, aluminium, titanium etc., ZrO 2Crystal intermediate ion displacement polarization ability also is eager to excel, and dipole moment changes greatly, and its radiation absorbs also stronger relatively, thereby is desirable photon energy radiative material; Simultaneously because the nanoscale of its structure, thereby have good spectral absorption characteristics, can effectively absorb ultraviolet ray and near-infrared heat ray.In addition, according to the functional requirement of using, can also select nanometer ZrC, TiO among the present invention 2And Ag +In the antiseptic one or more are the increased functionality conditioning agent, in order to regulate and to strengthen some application function; As: nano-TiO 2Can strengthen and regulate uvioresistant, antibacterial functions; Nanometer ZrC has strong absorption to the near-infrared heat ray, can strengthen and regulate the heat storing and heat preserving function; Nanometer Ag +Antiseptic has strong broad-spectrum antimicrobial effect, but the anti-microbial property of fortifying fibre.Select to adopt these nano ceramics function regulators, not only the reinforced portion application function also can effectively reduce the basic function additive level, thereby can reduce cost and increase yield rate, thereby has good and economic.
2. the nano-ceramic powder of the present invention's employing all is artificial synthesis of nano pottery functional material, has effectively guaranteed the functional of its reliable security and excellence.But synthetic material optimization formula and technology are effectively controlled material composition, purity, avoid introducing harmful substance; When material reaches nanoscale, because of it has very small dimensions and very big surface area, material surface atomicity relative scale increases, monoatomic surface energy improves rapidly, and the variation of this form feeds back on the structure of matter and the performance, will show unusual effect, i.e. " nano effect ", as: the variation of the spectral characteristic of material, thereby " blue shift " and " broadening " phenomenon of generation spectral absorption and radiation frequency or wavelength, the also corresponding raising of intensity; The raising of the surface energy of material, the surface atom of particle is more active, thereby cause that chemism strengthens, the functional characteristic such as adsorptivity, antibiotic property, suction ripple rate of corresponding function material is significantly improved, and the functional component of its required interpolation of functional nano composite fibre of making also can obviously reduce, thereby improve goods yield rate, economy, and help keeping or improving the traditional performance of composite fibre.
3. the invention provides and solve the nano-ceramic powder process for dispersing so far the most cost-effectively, especially even, the nano-dispersed method in polymer support.Because nano particle has high surface energy and activity, particularly in air, have under the situation of polar water molecules existence, very easily take place self to reunite or assemble with the hydrone effect, become the non-nano yardstick than macro aggregate, if can not be effectively with its dispersion and stable, not only influence the performance of its nano effect, also, it is difficult in even the dispersion and effective interpolation the in the organic high molecular polymer because becoming bigger inorganic matter aggregate, thereby have a strong impact on the functional and conventional physical property of composite and fiber, present technology, comprise that some use organic dispersing agent, dry method such as coupling agent are carried out high-speed stirred, molten mixing waited surface treatment method, all can not effectively address these problems, can't really accomplish the even dispersion of nanoscale.The special character of the inventive method is: at first nano-ceramic powder is disperseed in water, method with sand milling or ball milling is pulverized, is separated and reunite and the moistened surface process through powder, particle separates by the effect with the anionic surfactant activity, thereby effectively stop particle to be reunited again, and then the nanometer disperse system of formation hydrosol state, promptly decentralization is less than the stabilize water dissolved colloidal state ceramic size of 100nm; Then, under certain process conditions, the aqueous dispersion that contains the nano ceramics particle forms water, oily two-phase mixed system with the oil phase that contains organic dispersant, by adding the chemical reaction effect of positive surfactant, make that the nano-dispersed ceramic particle enters oil phase from aqueous phase separation in the water, combine with Tissuemat E simultaneously and form organic microcapsules clad nano ceramic particle particle, and be combined into bulky grain with the fiber carrier polypropylene powder, take out oven dry and become the pre-dispersed presoma of nano ceramics that drying, graininess, organic microcapsules coat.Said method realizes that effectively the nano ceramics particle is combined in the polymer support so that nano-dispersed is in stable condition, and in follow-up high-temperature fusion, kneading, extruding pelletization and spinning process, the continual and steady nano-dispersed state that keeps ceramic particle, and then obtain nano ceramics composition polymer master batch and fiber.Fig. 1 ~ 3 have provided the electron microscopic pattern of nano ceramics aqueous dispersion slurry, composite master batch and the composite fibre of this method acquisition.
4. characteristics of the present invention are that also high the melting of optimum fiber level refers to that polypropylene is the functional fibre carrier polymer, its melt index is 25~55g/10min, especially in presorting the presoma preparation process, adopt powdered polypropylene, be easy to combine with the nano ceramics coated particle of fine particle shape equably and mix, again in conjunction with the technical recipe of above-mentioned uniqueness, process for dispersing and compound granulation scheme, make the polypropylene fibre multifunctional fibre of real thin dawn even super fine denier through the high speed spinning process, filament number can reach 0.5D, fracture strength is greater than 2.5N/dtex, reach as high as more than the 3.5cN/dtex, nano ceramics content in the composite fibre of the present invention also can according to functional performance require to realize that higher concentration adds and with the carrier polymer strong bonded, the highest addition can reach 15% even higher, and the fiber traditional performance is unaffected, effectively guaranteed the good spinnability of nano ceramic composite thin dawn and super fine denier polypropylene fiber, functional and application requirements, can mix with any other textile raw material (even real silk) and weave, embody " wicking " of its fabric uniqueness, it is remarkable that wet effect is led in perspire, feel, texture and comfort excellence.
5. the present invention also is with the difference of present technology: composite fibre of the present invention and textiles thereof have been given play to functional additive ZrO to greatest extent 2And increased functionality conditioning agent ZrC, TiO 2And Ag +The two superior multi-functional characteristic of nano ceramics functional materials such as antiseptic and fine-denier polypropylene, partly or entirely adopt nano ceramic composite thin polypropylene multifunction fiber of the present invention, especially with itself and other textile raw material, as: cotton, terylene, polyamide fibre, spandex, wool, regenerated fiber etc., adopting technology such as woven, knitting to mix weaves, with the reversible cloth of functional fine-denier polypropylene fiber formation, also has very significant perspire wet guiding function with the human body skin contact-making surface.Thereby, fiber textile of the present invention have the sub-energy of the emitting biological glistening light of waves, uvioresistant, antibiotic, absorb and intercept near infrared ray and multiple functions such as wet are led in perspire, give the antibiotic health of goods, energy health care, heat insulation sun, heat storing and heat preserving, dry and comfortable multiple efficacies such as comfortable, its multifunctional fabric comprises: Sport ﹠ Casual dress ornament, underwear, bedding, shirt, socks and various protector etc.
Description of drawings
Fig. 1 is the TEM microstructure (diameter is less than 100nm) of nano ceramics aqueous dispersion provided by the invention.
Fig. 2 is the SEM microstructure (Dispersion of Particles is less than 100nm) of nano ceramics composite master batch provided by the invention.
Fig. 3 is the SEM microstructure (Dispersion of Particles is less than 100nm) of nano ceramics composite fibre provided by the invention.
The specific embodiment
Nano ceramic composite thin polypropylene multifunction fiber provided by the invention is characterized in that: this fiber contains the following raw materials according component:
Nano-ceramic powder: 12~45 weight portions
Polypropylene: 250~270 weight portions
Tissuemat E: 2~18 weight portions;
Described nano ceramics meal component is ZrO 2, or ZrO 2With ZrC, TiO 2And Ag +One or more mixing, wherein ZrO in the antiseptic 2Be not less than 10 weight portions, ZrO in this nano ceramics functional component 2Be basic multifunction additive, can also select nanometer ZrC, TiO according to the function application requirements 2And Ag +In the antiseptic one or more are the increased functionality conditioning agent, and Tissuemat E is that dispersant, high molten finger polypropylene are fiber carrier in the fibre composition; Above-mentioned nano-ceramic powder is disperseed through water, make the water-soluble colloidal state ceramic size of nano-dispersed, and then mix, form water, oily two-phase mixed system with Tissuemat E, polypropylene and solvent naphtha, behind chemical reaction, the product oven dry becomes the dry pre-dispersed presoma of nano ceramics; The pre-dispersed presoma of nano ceramics after composite master batch preparation, compound slice preparation and spinning, is formed nano ceramic composite thin polypropylene multifunction fiber.Filament number 0.5~the 1.5D of described nano ceramic composite thin polypropylene multifunction fiber, fibrous fracture intensity is greater than 2.5cN/dtex; The particle diameter of the nano-ceramic powder that is adopted and the decentralization in composite master batch and composite thin polypropylene multifunction fiber thereof are less than 100nm.
Preparation technology's flow process of this nano ceramic composite thin polypropylene multifunction fiber is as follows:
Nano-ceramic powder batching → nano-ceramic powder water disperses → pre-dispersed presoma preparation → composite fibre master batch preparation → composite fibre section preparation → high speed spinning → multifunctional fibre fabric.Concrete steps are as follows:
1) the nano-ceramic powder water disperses: with nano-ceramic powder, anion surfactant and the water of 10~45 weight portions, make the water-soluble colloidal state ceramic size of nano-dispersed that concentration is 5~30wt% through ball milling or sand milling at normal temperatures; Described anion surfactant adopts fatty acid ester sulfonate, and consumption is 2~6wt% of nano ceramics weight;
2) the pre-dispersed presoma preparation of nano ceramics: in water, add 2~18 weight account polyethylene waxes, 0~80 weight portion powdered polypropylene and solvent naphtha and stir, form the waxy oil phase system in 60~95 ℃ of following water; The water-soluble colloidal state ceramic size of nano-dispersed in the step 1) is joined in the waxy oil phase system,, form water, oily two-phase mixed system through stirring; Add cationic surfactant then, the product oven dry that forms behind chemical reaction obtains the pre-dispersed presoma of nano ceramics; Described powdered polypropylene melt index 25~55g/10min, cationic surfactant is a rosin amine, the solvent naphtha label is 100~No. 120; The consumption of rosin amine, solvent naphtha and water is by nano-ceramic powder weight, is respectively 2~6wt%, 30~80wt% and 4~20 times;
3) nano ceramics composite fibre master batch preparation: with step 2) the pre-dispersed presoma of nano ceramics of gained descends through the screw extruder fusions at 180~220 ℃, mediates, extrudes, and makes nano ceramics composite polypropylene master batch;
4) nano ceramics composite fibre section preparation: with nano ceramics composite polypropylene master batch and the residuals weight part melt index that obtains in the step 3) is that the polypropylene chip of 25~55g/10min mixes, through the screw extruder fusion, mediate, extrude, make the nano ceramics composite fibre after the pelletizing and cut into slices;
5) nano ceramic composite thin dawn polypropylene fibre high speed spinning: with the nano ceramics composite polypropylene fibre section for preparing in the step 4), through melt spinning and deformation technique, make nano ceramic composite thin polypropylene multifunction fiber, the speed of melt spinning is 2500~3200m/s, 260~300 ℃ of temperature.
Partly or entirely adopt this fiber to can be made into various multifunctional fibre textiless.The combination and given play to the multi-functional characteristic of described nano ceramic material and fine-denier polypropylene to greatest extent of this multifunctional fibre textiles, have the sub-energy of the emitting biological glistening light of waves, uvioresistant, antibiotic, absorb and intercept near infrared ray and perspire, lead multiple functions such as wet, thereby give the antibiotic health of fibre, energy health care, heat insulation sun, heat storing and heat preserving, dry and comfortable multiple function such as comfortable, this multifunctional fibre textiles comprises: Sport ﹠ Casual dress ornament, underwear, bedding, shirt, socks and various protector etc.
The present invention is further illustrated to enumerate several specific embodiments below.
Embodiment 1:
Nano ceramic composite thin polypropylene multifunction fiber, component contain 260 parts of polypropylene of weight portion, 30 parts of ZrO 2With 9 parts of Tissuemat Es, wherein ZrO 2The nano-ceramic powder particle diameter is 20~80nm, polypropylene melt index 45g/10min.At first, 30 parts of ZrO of weighing 2Nano-ceramic powder, oleic acid ethyl ester potassium sulfonate and the water of the 2wt% of interpolation ceramic powder weight, it is the nano ceramics aqueous dispersion slurry of 30wt% that ball milling 30hr obtains concentration; Add 9 parts of Tissuemat Es in the water, 25 parts of powdered polypropylenes and No. 120 solvent naphthas, the consumption of solvent naphtha and water is respectively the 35wt% of ceramic powder weight and 15 times, adding above-mentioned ceramic size down at 60~95 ℃ stirs, form water, oil two-phase mixed system, add the rosin amine of ceramic powder weight 2wt% then, pass through chemical reaction, the nano ceramics particle coats from aqueous phase separation and by Tissuemat E and enters oil phase, combine with polypropylene powder simultaneously and form bulky grain, volatilize solvent naphtha at 95 ℃ of following constant temperature 2hr, be cooled to again below 60 ℃ and take out, dry the nanometer ZrO that 48hr obtains the dried particles shape down at 85 ℃ 2The pre-dispersed presoma of composition polymer; This pre-dispersed presoma under 200 ℃ through the screw extruder fusion, mediate, extrude and operations such as pelletizing, make nano ceramics composite polypropylene master batch; This master batch mixed through screw extruder second melting, blend and pelletizing with remaining 235 parts of polypropylene chips make the composite polypropylene fibre section; High speed spinning under 290 ℃, 2800m/s condition obtains the ZrO that component requires 2Nano ceramic composite thin polypropylene multifunction fiber, fiber dimensious 75D/72f (filament number 1.0D), intensity is greater than 3.0cN/dtex.The knitting cloth that employing contains this functional fibre of 40wt% and 60wt% cotton can be made into goods such as underwear for men and women shirt, test detects: ceramic particle and fabric lining thereof, normal temperature is the sub-energy of the biological glistening light of waves of emission 2~25 μ m down, its all band emissivity reaches 92% and 86% respectively, staphylococcus aureus and Escherichia coli bacteriostasis rate are respectively 67~100% and 65~80%, ultraviolet ray transmissivity is 7-25%, thereby has multi-functional characteristics such as antibiotic, uvioresistant and the sub-energy of the emitting biological glistening light of waves.Biomedical and human experimentation shows: ZrO 2Nano ceramics and fibre thereof are to organism safety, act on human body and produce thermogenetic effect, compare with the common cotton cloth, skin temperature raises 0.58~0.95 ℃ in 20 minutes, can stimulate circulation, microcirculation improvement, strengthens metabolism, the activating cell tissue, regulate the human body meridian balance, tangible health care effectiveness is arranged, clinical testing reaches 87% to some common slight illness are efficient.In addition, with ZrO 2Nano ceramic composite thin dawn polypropylene fibre is as the internal layer of fabric product, i.e. skin contact, because hydrophobic, the cotton water absorption character of polypropylene fibre, thereby the sweat of skin surface can move to the cotton fiber outer surface of suction rapidly, leads wet effect thereby have significant perspire.
Embodiment 2:
Nano ceramic composite thin polypropylene multifunction fiber, component contain 270 parts of polypropylene of weight portion, 10 parts of ZrO 2, 15 parts of TiO 2With 12 parts of Tissuemat Es, wherein ZrO 2, TiO 2The nano-ceramic powder particle diameter is 10~60nm, polyacrylic melt index 35g/10min.Press ceramic powder composition requirement weighing ZrO respectively 2, TiO 2Nano-ceramic powder, cocoa oleic acid ethyl ester sodium sulfonate and the water of the 6wt% of interpolation ceramic powder weight, ball milling 30hr acquisition concentration is the nano ceramics aqueous dispersion slurry of 30wt% and 4wt% respectively; Add 3 parts and 9 parts of Tissuemat Es, 20 parts and 30 parts of powdered polypropylenes and No. 100 solvent naphthas in the water respectively, the consumption of solvent naphtha and water be respectively the 30wt% of ceramic powder weight and 80wt%, 4 times and 10 times, through and embodiment 1 same reaction, coat processing technological flow, make the ZrO of dried particles shape respectively 2And TiO 2The pre-dispersed presoma of composition polymer mixes the two then, and the addition of rosin amine is respectively ZrO in this process 2, TiO 2The 2wt% of nano-ceramic powder weight and 6wt%; With the pre-dispersed presoma of the mixing of above gained under 220 ℃ through the double screw extruder fusion, mediate, extrude and pelletizing, make the composite polypropylene master batch; This master batch and 220 parts of polypropylene chips of residue mix, second melting, blend, extrude, pelletizing makes the composite polypropylene fibre section; Spinning under 270 ℃, 2900m/s condition obtains the nano ceramic composite thin polypropylene multifunction fiber that component requires, fiber dimensious 50D/72f (filament number 0.7D), and intensity is greater than 2.5cN/dtex.Employing contains the tatting cloth of this functional fibre of 40wt% and 60wt% cotton, test detects: fabric lining normal temperature is the sub-energy of the biological glistening light of waves of emission 2-25 μ m down, its all band emissivity reaches 87%, and absorption of UV reaches 99.82%, and certain antibacterial effect is arranged.Bedding such as the sheet that this tatting cloth can be made into, quilt cover have the sub-energy health-care effect of the biological glistening light of waves equally, and good insulation and sanitation performance; Be used for goods such as shirt and not only have the energy health care, also have good sun-proof, lead sweat and health effect; With this functional fibre is internal layer, make the outdoor exercises easy suit with the knit fabric that is made into of terylene or polyamide fibre, wear next to the skin have sun-proof, health care, health and perspire effect, especially have the uvioresistant effect at outdoor dress ornament, to the sports personnel have alleviate tiredly ache, the effect of lifter motion function.
Embodiment 3:
Nano ceramic composite thin polypropylene multifunction fiber, components by weight percent are 255 parts of polypropylene, 10 parts of ZrO 2Reach 2 parts of ZrC, 2 parts of Tissuemat Es, wherein ZrO 2, ZrC nano-ceramic powder particle diameter is 20~60nm, polyacrylic melt index 55g/10min.Press ceramic powder composition requirement weighing ZrO 2, the ZrC nano-ceramic powder mixes and to add in the entry, adds oleic acid ethyl ester potassium sulfonate and the water of the 3wt% of ceramic powder weight, it is the nano ceramics aqueous dispersion slurry of 20wt% that ball milling 36hr obtains concentration; Add 2 parts of Tissuemat Es and No. 120 solvent naphthas in the water, the consumption of solvent naphtha and water is respectively the 35wt% of ceramic powder weight and 10 times, with with embodiment 1 same process flow, handle two technical process through the water wet method dispersion treatment of ceramic powder and organic coating, make the ZrO of dried particles shape 2Pre-dispersed presoma with the ZrC composition polymer; Make nano ceramics composite polypropylene master batch and composite polypropylene fibre section through screw extruder under 210 ℃; Spinning under 300 ℃, 3200m/s condition obtains the nano ceramic composite thin polypropylene multifunction fiber that component requires, fiber dimensious 35D/72f (filament number 0.5D), and intensity can reach 3.5cN/dtex.This fiber has above-mentioned health care, health, perspiration functions equally, owing to contain ZrC as function regulator, ZrC has stronger absorption to the near infrared ray heat ray, thereby strengthens the heat storing and heat preserving performance of its textiles, can be up to more than 2 ℃ to the lifting of human body skin surface temperature.Employing contains this functional fibre of 25~35wt% and cotton or polyamide fibre, spandex directly is made into the local product that uses such as socks and protecting ware for sports, its stronger warm-heat effect not only significantly promotes warming effects such as local joint, more local blood circulation and microcirculation be can strengthen, rehabilitation and medical assistance effect played; The underwear product in winter that adopts this fiber to make has even more ideal heat accumulation thermal effect.
Embodiment 4:
Nano ceramic composite thin polypropylene multifunction fiber, component are 250 parts of polypropylene of weight portion, 20 parts of part ZrO 2, 20 parts of TiO 2, 3 parts of ZrC and 2 parts of Ag +Inorganic antiseptic, 18 parts of Tissuemat Es, wherein ZrO 2, TiO 2The nano-ceramic powder particle diameter is 20~60nm, ZrC, Ag +Inorganic antiseptic ceramic powder particle diameter is 50~100nm, polyacrylic melt index 25g/10min.Press the ceramic powder composition requirement, respectively weighing ZrO 2, TiO 2, ZrC and Ag +The antiseptic nano-ceramic powder is used 2 same process flows with embodiment, through the water wet method dispersion treatment of ceramic powder with coat the ZrO that processing method is made drying, fine granularity respectively, coated by Tissuemat E 2, TiO 2, ZrC and Ag +The pre-dispersed presoma of antiseptic coated polymer, Tissuemat E consumption are respectively 6 parts, 9 parts, 2 parts and 1 part; The pre-dispersed presoma of the composition polymer of above-mentioned gained and 80 parts of polypropylene powders are mixed jointly, descend with the fusion of twin-screw plastics kneader at 180 ℃, mediate, extrude with pelletizing and make nano ceramics composite polypropylene master batch; Then with the gained master batch with 170 parts of polypropylene chip mixing second meltings, blend, extrude with pelletizing and make the composite polypropylene fibre section; High speed spinning under 265 ℃, 2500m/s obtains the nano ceramic composite thin polypropylene multifunction fiber that prescription requires, fiber dimensious 110D/72f (filament number 1.5D), and intensity is greater than 2.5cN/dtex.This functional fibre is owing to contain TiO in the prescription 2, ZrC and Ag +Multiple function price modification such as antiseptic agent, thus uvioresistant, absorption near infrared ray and antibacterial effect strengthened, and become the more outstanding multifunctional fibre of performance; Because multiple functional component synergy, the biological wave energy emissivity of its fiber textile is greater than 85%, uvioresistant UPF is greater than 40 (splendid protection effects), near infrared ray all band absorptivity 65 ~ 97%, the broad-spectrum antiseptic rate is greater than 99%, all has excellent effect, be fit to various multifunctional application, give the antibiotic health of goods excellence, the energy health care, uvioresistant, heat insulation sun, heat storing and heat preserving, dry and comfortable multiple functional characteristic such as comfortable, its multifunctional textile product goods comprise: the Sport ﹠ Casual dress ornament, underwear, bedding, shirt, socks and various protector etc.

Claims (7)

1, a kind of nano ceramic composite thin polypropylene multifunction fiber is characterized in that: this fiber contains the following raw materials according component:
Nano-ceramic powder: 12~45 weight portions
Polypropylene: 250~270 weight portions
Tissuemat E: 2~18 weight portions;
Described nano ceramics meal component is ZrO 2, or ZrO 2With ZrC, TiO 2And Ag +One or more mixing, wherein ZrO in the antiseptic 2Be not less than 10 weight portions;
Above-mentioned nano-ceramic powder is disperseed through water, make the water-soluble colloidal state ceramic size of nano-dispersed, and then mix, form water, oily two-phase mixed system with Tissuemat E, polypropylene and solvent naphtha, behind chemical reaction, the product oven dry becomes the dry pre-dispersed presoma of nano ceramics; The pre-dispersed presoma of nano ceramics after composite master batch preparation, compound slice preparation and spinning, is formed nano ceramic composite thin polypropylene multifunction fiber.
2. according to the described nano ceramic composite thin polypropylene multifunction fiber of claim 1, it is characterized in that: the filament number 0.5~1.5D of described nano ceramic composite thin polypropylene multifunction fiber, fibrous fracture intensity is greater than 2.5cN/dtex; The particle diameter of the nano-ceramic powder that is adopted and the decentralization in composite master batch and composite thin polypropylene multifunction fiber thereof are less than 100nm.
3, a kind of preparation method of nano ceramic composite thin polypropylene multifunction fiber as claimed in claim 1 is characterized in that this method comprises the steps:
1) the nano-ceramic powder water disperses: with nano-ceramic powder, anion surfactant and the water of 12~45 weight portions, make the water-soluble colloidal state ceramic size of nano-dispersed that concentration is 5~30wt% through ball milling or sand milling at normal temperatures; Described anion surfactant consumption is 2~6wt% of nano-ceramic powder weight;
2) the pre-dispersed presoma preparation of nano ceramics: in water, add 2~18 weight account polyethylene waxes, 0~80 weight portion powdered polypropylene and solvent naphtha and stir, form the waxy oil phase system in 60~95 ℃ of following water; The water-soluble colloidal state ceramic size of nano-dispersed in the step 1) is joined in the waxy oil phase system,, form water, oily two-phase mixed system through stirring; Add cationic surfactant then, the product oven dry that forms behind chemical reaction obtains the pre-dispersed presoma of nano ceramics; The consumption of described cationic surfactant, solvent naphtha and water is by nano-ceramic powder weight, is respectively 2~6wt%, 30~80wt% and 4~20 times;
3) nano ceramics composite fibre master batch preparation: with step 2) the pre-dispersed presoma of nano ceramics of gained descends through the screw extruder fusions at 180~220 ℃, mediates, extrudes, and makes nano ceramics composite fibre master batch;
4) nano ceramics composite fibre section preparation: the nano ceramics composite fibre master batch that obtains in the step 3) is mixed with the polypropylene chip of residuals weight part, through the screw extruder fusion, mediate, extrude, make the nano ceramics composite fibre after the pelletizing and cut into slices;
5) nano ceramic composite thin dawn polypropylene fibre high speed spinning:,, make nano ceramic composite thin polypropylene multifunction fiber through melt spinning and deformation technique with the nano ceramics composite fibre section for preparing in the step 4).
4. according to the preparation method of the described nano ceramic composite thin polypropylene multifunction fiber of claim 3, it is characterized in that: described anion surfactant is a fatty acid ester sulfonate, and described cationic surfactant is a rosin amine.
5. according to the preparation method of claim 3 or 4 described nano ceramic composite thin polypropylene multifunction fibers, it is characterized in that: described solvent naphtha label is 100~No. 120, the melt index 25~55g/10min of described powdered polypropylene and polypropylene chip.
6. according to the preparation method of the described nano ceramic composite thin polypropylene multifunction fiber of claim 3, it is characterized in that: the speed of melt spinning is 2500~3200m/s in the step 5), 260~300 ℃ of temperature.
7. nano ceramic composite thin polypropylene multifunction fiber application process as claimed in claim 1 is characterized in that: adopt part or all of this fiber to make and be used for antibiotic health, energy health care, heat insulation sun, heat storing and heat preserving or dry and comfortable comfortable Sport ﹠ Casual dress ornament, underwear, bedding, shirt, socks and various protector goods.
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