CN1211525C - Bactericidal and for infrared radiation fabric or fibre and its preparation method - Google Patents
Bactericidal and for infrared radiation fabric or fibre and its preparation method Download PDFInfo
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- CN1211525C CN1211525C CN 01136675 CN01136675A CN1211525C CN 1211525 C CN1211525 C CN 1211525C CN 01136675 CN01136675 CN 01136675 CN 01136675 A CN01136675 A CN 01136675A CN 1211525 C CN1211525 C CN 1211525C
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Abstract
The present invention discloses a fabric or a fiber with the functions of sterilization, bacteriostasis and far infrared radiation and a making method thereof, which belongs to the field of daily living, textiles and materials. The fabric or the fiber is assembled by conventional fabric or fiber background and a film comprising particles with the functions of sterilization, bacteriostasis and far infrared radiation. The film comprises titanium oxide and transition metal, especially the oxide of rare earth metal. The mixture of metal titanium and the transition metal, especially the mixture of rare earth metal serves as a sputtering target for making the fabric or the fiber by using a radio frequency magnetic control reactive sputtering method. Thus, the fabric has good functions of medical care and health care.
Description
The present invention relates to a kind of fabric with bactericidal and function far infrared radiation function or fiber and preparation method thereof.This fabric or fiber have the film that the particle of bactericidal and function far infrared radiation function constitutes by fabrics in general or fiber background and one deck to be formed, and this membrana granulosa is made up of titanyl compound and the transition metal especially oxide of rare earth metal.This membrana granulosa is to use the method for RF-reactively sputtered titanium to prepare on fabric or fibrous substrate.The invention belongs to daily life, weaving and material field.
Along with the development of growth in the living standard and textile industry, people are also more and more higher to the requirement of clothes.From quality, color and the style in past, health care by now, after the needs of lower level satisfied, people more and more paid attention to having the textiles of health care function, therefore, had the fiber of antibacterial and sterilizing function and the exploitation of fabric and enlivened day by day.
Through consulting retrieval, the manufacture method that has the fabric of bactericidal or function far infrared radiation function or fiber at present mainly contains following several:
First class is that preparation earlier is antibiotic or have the fiber of function far infrared radiation function, and respinning is made into fabric.A kind of in this method is antiseptic or far-infrared ceramic are added or to be grafted in the polymer chips, obtains antibiotic or the function far infrared radiation function fiber by conventional spinning technique.Make anti-bacterial fibre as this kind method that patent EP 360 9,62J,P11 286 831 JP 11 189 919 DE 19 722 411 JP 03 227 408 JP 05 51 816CN1070438 adopt.
JP328396 CN1090353 US4999243 US5419855 CN1081475 will add the far-infrared ceramic powder in the synthetic fiber material base-material, technology is made far infrared health care type synthetic fiber routinely again.
The fiber and the conventional general modern textile technology blending of fiber utilization that in addition also can use itself have anti-microbial property become anti-bacterial blended yarn as CN1084911 with any fiber in cotton, fiber crops, hair, the chemical fibre and arbitrary fiber blend in the stainless steel fibre with antibacterial functions, nickel fiber, the copper fiber.CN1261111 discloses a kind of anti-bacterial fibre that contains chitin and derivative thereof, and bacterial classifications such as Escherichia coli are had strong inhibitory or killing effect.
Second largest class is directly existing fabric to be put in order, obtains antibiotic or far-infrared fabric.Make sterilization or bacteriostatic agent or far-infrared ceramic attached to fabric face by methods such as dipping, coating, electrochemical deposition or grafting, make it have bactericidal or far-infrared radiated property.Patent JP 03 85 181 JP09 327 622 JP 10 72 704 JP 11 293 559 JP 05 93 365 CN1014720 CN1041018US189499 CN1048846 CN1044964 CN1073734 CN1078005 CN1082645 are exactly the anti-bacterial fibre that makes by said method.CN1036084 has made far IR fibre by bonding way.
With regard to the kind of bactericide or bacteriostatic agent, a kind of is that the component with sterilization or bacteria resistance function is a metal, and inorganic matters such as metal ion or metal oxide mainly contain silver system, copper system, titanium system etc.At this moment because the kind difference of the inorganic compound of choosing, fiber that makes or fabric can have above-mentioned one or several functions, single have a bactericidal and bacteriostatic effect, introduced the production method of silver-containing antibacterial fiber as patent JP 11 189 919, bacteriostasis rate is 99.9%, can satisfy the requirement of hospital to antibacterial fabric.Patent JP 0 551 816 makes the silver-containing antibacterial fiber.The maximum difference of this method and patent JP 11189919 is the polyester that has added liquid.The hydrated phosphate that uses argentiferous or copper or inferior lead or tin in patent JP9 191 571 is as antiseptic, and the product that makes has good inhibition and killing effect for yellow glucose fungus.Have the single effect of far infrared radiation as: CN1057872 relates to a kind of secondary treatment method that increases function far infrared radiation function of fabric.It is coated with the far-infrared ceramic coating that mixes with by far-infared ceramic powder and adhesive on the fabric base-material, can make the fabric that is coated with have certain health-care function.
CN1085617 has announced that a kind of surface scribbles the fabric of far-infrared radiation powder, forms by use the COAT PRINTING by adhesive and far-infrared radiation powder constituent on the fabric base-material.
A kind of mode in addition is to use the reagent with sterilization or bacteriostasis property of organic or high score subclass, and fiber that this method makes or fabric do not possess function far infrared radiation function substantially.Use the active ingredient of the heterocyclic compound of sulfur-bearing phosphorus as patent JP9194304 as sterilization.In fact the preparation method who uses organic or macromolecule sterilization or bacteriostatic agent is a basically identical, and difference just is selected bactericide or bacteriostatic agent difference.
In said method, preparation earlier is antibiotic or have a fiber of function far infrared radiation function, the method that is made into fabric of respinning is owing to need to add antiseptic or far-infrared ceramic in polymer chips, can cause the appearance of some problems, as add organic antibacterial agent owing in spinning process, will stand high-temperature fusion, therefore can cause portion of hot to be decomposed, produce some degraded molecules.And these degraded molecules can be in wearing process slowly discharge, and the influence of human body is difficult to expect.Use inorganic antiseptic, then can cause the mechanical property of fiber to reduce, on producing, influence the normal operation of equipment, cause problems such as parking, improved the unit cost of production because of the adding of inorganic particles; Such in addition fiber is after being spun into fabric, making clothes, because damaged situation appears being easy in the mechanics defective of fiber itself in causing wearing.For the fiber that possesses far-infrared radiated property, the same with the problem of using inorganic antiseptic.With fiber blend,, can cause fabric weight overweight if use metal fibre with bacteriostasis property, sense comfortable and easy to wear is not strong, owing to the preparation cost of the tiny metal fibre of diameter is higher, the blending process need is reequiped existing equipment simultaneously, and the fabric production cost is higher.If use shitosan or chitin fiber cost very high, only shitosan just needs 150,000 yuans/ton.Make sterilization or bacteriostatic agent or far-infrared ceramic attached to fabric face by methods such as dipping, coating, electrochemical deposition or grafting, making its method essence with bactericidal or far-infrared radiated property is to have increased the operation of adhering to bactericide or far-infrared ceramic in the original fabric post-treatment, no matter adopt which kind of finishing agent, exist more serious environmental issue equally, especially the discharging of waste water.The bactericidal or the far-infrared radiated property of fabric depend primarily on degree of adhesion, and often friction also can cause the disappearance of performance or go down, and gas permeability variation and feel hardening also are its subject matter.
The purpose of this invention is to provide a kind of have bactericidal and function far infrared radiation function fabric or fiber and manufacture method thereof.This fiber or fabric are to adopt the reactive magnetron sputtering in the vacuum technique to prepare, both contained titanyl compound in the middle of the membrana granulosa that sputter generates, contain simultaneously the rare earth that can produce far infrared or the oxide of transition metal again, therefore have bactericidal and function far infrared radiation function.Compare with technology noted earlier, the have bactericidal and function far infrared radiation function fabric or fiber of reactive magnetron sputtering preparation have fibre strength and do not reduce, gas permeability and good hand touch, and the waste water handling problem of having avoided arrangement to produce, production cost is low.In addition, because titanyl compound and oxide rare earth or transition metal be reactive sputtering simultaneously, exist cooperative effect between the two, be the oxide of rare earth or transition metal just antibacterial or bactericidal property has promotion for the photocatalytic oxidation properties of titanyl compound, can significantly improve photocatalytic oxidation properties; And titanyl compound has promotion for the far-infrared radiated property of the oxide of rare earth or transition metal, can obviously improve the far infrared radiation ability.Zhi Bei fiber or fabric needing can be widely used in the aseptic environments occasion like this, and the far-infrared radiated property of the oxide of rare earth or transition metal has certain health care, thermal effect for human body simultaneously.
The present invention will further launch and illustrate by following detailed description and explanation.
The invention discloses a kind of fabric or fiber and manufacture method thereof with bactericidal and function far infrared radiation function.This fiber or fabric are made of two-layer, and one deck is itself of fabric or fiber, and these fabrics or fiber are the matrixes of the membrana granulosa mentioned below.Here the fiber of indication or fabric can be natural fabrics both, as cotton, and fiber crops, wool, the rabbit hairs etc. can be chemical synthetic fibers also, as acrylic, terylene, polyamide fibre, spandex, polypropylene fibre can also be artificial fibre, as viscose.One deck is fine and close or mushy film that the particle with restraining and sterilizing bacteria or emitting far-infrared function that adheres to up constitutes in addition, it is that titanyl compound also contains the especially oxide of rare earth metal of transition metal in addition that this layer membrana granulosa comprises a kind of component at least, in transition metal especially rare earth metal the inside, selenium, tungsten, manganese, iron, cobalt, tellurium, antimony, nickel, copper, zinc, aluminium, zirconium, vanadium, barium, indium, tin, silver, niobium, technetium, ruthenium, lawrencium, palladium, rare earth metal (lanthanoid metal La, metallic cerium Ce, metal praseodymium Pr, neodymium metal Nd, samarium metal Sm, metal gadolinium Gd, yttrium, promethium, europium, terbium, dysprosium, holmium, erbium, thulium) can be wherein component.In this layer membrana granulosa, titanyl compound is the form formation skim with intensive particle, and transition metal especially rare earth metal then is entrained in wherein.Speed when both ratios depend primarily on plated film and ratio.These particles are porous, and particle diameter is between the 0.003-0.9 micron.The spacing of particle is between the 0.001-1 micron, and granule interior has irregular hole, and diameter is between the 0.1-100 nanometer.
In the present invention, the preparation of membrana granulosa is finished by vacuum technique equipment, as chemical vapour deposition (CVD), physical vapour deposition (PVD), electron beam evaporation, activation response evaporation, ion beam technology, ionization group bundle (ICB) technology, direct current and interchange reaction magnetocontrol sputtering etc., particularly reaction magnetocontrol sputtering equipment is applied for the reaction magnetocontrol sputtering equipment that utility model is finished by the inventor to State Intellectual Property Office especially.In the preparation process of reaction magnetocontrol sputtering, in preparation during film, fabric or fiber be at the another side of sputtering target, can be static also can be in continuous motion, such as rotation, advance etc.Fabric and fiber need the finish of clean surface before sputter, cleaning what adopted can be that the solution that contains surfactant also can be organic solvent.Zhi Bei membrana granulosa has good restraining and sterilizing bacteria performance and far-infrared radiated property like this.Grampostive bacteria and gram-negative bacteria had good kill and suppress effect, because the excitation energy of visible light is launched the far infrared of 8-25 mum wavelength, the normal direction emissivity of far infrared is 88-90% at normal temperatures.Has the high ventilation water vapour permeability simultaneously.
Fabric of the present invention or fiber make like this:
1. clean: with boiling point between 60-190 ℃ organic solvent or contain anion or the aqueous solution of non-ionic surface active agent soaks 5min ~ 75min with fabric, its weight will be 0.5 ~ 10 times of fabric weight, to often be stirred in the immersion, use washed with de-ionized water to be greater than or equal to three times, each water yield of using is 0.5 ~ 2.5 times of quantity of solvent, dried 1-24 hour, bake out temperature is 120 ~ 180 ℃.Cleaning fluid can be placed in the generic container, also can be placed in the ultrasonic cleaning machine, and latter's cleaning performance is better.
2. sputter: the fabric behind the cleaning-drying is sent in the sputterer, and fixing metal alloy or metal dust are in the suitable distance on fabric opposite, and logical cooling water and working gas carry out pre-sputter earlier, transfer to and carry out the living film of sputter under the operating pressure.After sputter finishes it is taken out the manufacturing that promptly can be used for clothes.
(1) sputtering condition is: what target used is that metal is as sputtering target, the a kind of of metal must be titanium, in whole target, the content of titanium should not be lower than 30%, additional metals is a kind of of selenium, tungsten, manganese, iron, cobalt, tellurium, antimony, nickel, copper, zinc, aluminium, zirconium, vanadium, barium, indium, tin, silver, niobium, technetium, ruthenium, lawrencium, palladium, rare earth metal (lanthanoid metal La, metallic cerium Ce, metal praseodymium Pr, neodymium metal Nd, samarium metal Sm, metal gadolinium Gd, yttrium, promethium, europium, terbium, dysprosium, holmium, erbium, thulium) or two kinds, and wherein the content of each is between 0-70%.Such target both can be that the form with alloy exists, and also can be to mix with form of powder, can also be the metal simple-substance of placing transition or rare earth metal on the titanium target symmetrically.Thickness is 0.1-80mm.Do circularly, its size is the same with the base size of fixed target, and diameter is 2-50 centimetre.
(2) power supply is a radio-frequency power supply, and frequency is 13.56 megahertzes, acts on the power 0.1-25W/cm on the target
2, two electrodes are connected on respectively on target pedestal and the fabric pedestal.
(3) sputtering chamber internal pressure 0.0001 ~ 50Pa, sputtering time 1 ~ 180min, the gas that feeds during sputter are He, Ne, Ar, Kr, O
2The perhaps mist in the above-mentioned gas, one of them component one is decided to be oxygen, and its content is between 0.05-95%, and other gas occupies remaining ratio, can be He, Ne, Ar, the combination of any kind arbitrary proportion among the Kr.
(4). can pass through dual mode in the sputter procedure: 1) feed above-mentioned gas all the time; 2) feed earlier above-mentioned a kind of pure or 2-4 kind mist, regulate behind the pressure build-up of luminance after sputter 1-10 minute, change the amount that feeds gas gradually, (0.001 ~ 50Pa) makes indoor maintenance glow discharge to the conditioned reaction room pressure, proceeds sputter procedure.The adjusting of above-mentioned pressure can by control and conditioning chamber internal pressure and power, be kept glow discharge by changing the amount that feeds gas, keeps best experiment parameter, finishes until sputter.
(5) control of gas flow is between 1 ~ 1500sccm.Control instrument can use manual valve or mass flow controller.As the KF mass flow controller.
(6) need carry out pre-sputter earlier during sputter, between two electrodes, insert a metal baffle earlier, at pressure 0.001 ~ 50Pa, carry out pre-sputter under unit are power 0.1 ~ 25W, cleaned target surface 1-20 minute, to improve the purity and the adhesive force of film, remove baffle plate then, carry out sputter.Substrate fabric and target all must be used water cooling during sputter.
(7) placement of target and fabric as follows: target surface and fabric plane need parallel, and its spacing is from being 1-15 centimetre.This distance can be regulated by rotation with an external control type knob in sputter procedure.
Embodiment 1:
The 1 PET fabric that cleans 100*100cm soaked 60 minutes with 500ml acetone, stirred 1 minute every 10 minutes, dried up after the taking-up, repeated to soak 3 times, re-used the 500ml washed with de-ionized water 3 times, soaked 10 minutes at every turn, stirred hot blast drying 1 minute.Put into drying in oven, 2 hours time, 120 ℃ of temperature.The cooling back is standby.
2 sputtering target materials are that round diameter is that 10 centimetres of thickness are evenly to place the Zr that accounts for titanium target area 10% above the 2mm99.9% Titanium.The power supply that uses is frequency 13.56 megahertz radio-frequency power supplies, and two electrodes are connected on respectively on target pedestal and the fabric pedestal.The distance of regulating target and substrate is 6 centimetres, feeds Ar, O during sputter
2(volume ratio is 10: 1) mass flow is 20sccm.Regulate vacuum system, making the sputtering chamber internal pressure is 0.01Pa, between two electrodes, insert a metal baffle, carry out pre-sputter under the unit are power 1.5W, cleaned target surface 10 minutes, remove metal baffle then, the adjusting vacuum indoor pressure is 0.1Pa, the unit are power of sputter is 1.5W, and sputtering time 40min passes to above-mentioned mist always in this process.
The character of the overlay film fabric of sputter preparation is as follows like this: for the above-mentioned fabric that makes at fluorescent lamp after one meter of height is shone two hours, representative bacterial classification Staphylococcus aureus to grampostive bacteria and gram-negative bacteria, Escherichia coli (Beijing institute of Biological Products standard sample, 900,000,000/milliliter of concentration) have good killed and suppresses effect.Antibacterial spot diameter is 1.5 centimetres.Far infrared emission wavelength ranges 8-15 μ m, the normal direction emissivity of far infrared is 88-90%.The microscopic appearance of membrana granulosa is the elongated particle structure of coarse multiple-limb, and diameter also has diameter to be about the hole of 50 nanometers below 1 micron simultaneously.
Embodiment 2:
The 1 PET fabric that cleans 100*100cm soaked 60 minutes with 500ml acetone-alcohol mixed solvent (volume ratio 2: 1), stirred 1 minute every 10 minutes, dried up after the taking-up, repeat to soak 3 times, re-use the 500ml washed with de-ionized water 3 times, soaked 10 minutes at every turn, stirred hot blast drying 1 minute.Put into drying in oven, 2 hours time, 120 ℃ of temperature.The cooling back is standby.
2 sputtering target materials are that round diameter is that 10 centimetres of thickness are evenly to place above the 2mm99.9% Titanium to account for the Zn of titanium target area 10% and the mixture of Ce (weight ratio 1: 1).The power supply that uses is frequency 13.56 megahertz radio-frequency power supplies, and two electrodes are connected on respectively on target pedestal and the fabric pedestal.The distance of regulating target and substrate is 6 centimetres, feeds Ar, O during sputter
2(volume ratio is 10: 0.5) mass flow is 30sccm.Regulate vacuum system, making the sputtering chamber internal pressure is 0.01Pa, between two electrodes, insert a metal baffle, carry out pre-sputter under the unit are power 1.5W, cleaned target surface 10 minutes, remove metal baffle then, the adjusting vacuum indoor pressure is 0.1Pa, the unit are power of sputter is 1.5W, and sputtering time 40min passes to above-mentioned mist always in this process.
The character of the overlay film fabric of sputter preparation is as follows like this: for the above-mentioned fabric that makes at fluorescent lamp after one meter of height is shone two hours, representative bacterial classification Staphylococcus aureus to grampostive bacteria and gram-negative bacteria, Escherichia coli (Beijing institute of Biological Products standard sample, 900,000,000/milliliter of concentration) have good killed and suppresses effect.Antibacterial spot diameter is 1.3 centimetres.Far infrared emission wavelength ranges 8-25 μ m, the normal direction emissivity of far infrared is 90%.The microscopic appearance of membrana granulosa is the elongated particle structure of coarse multiple-limb, and diameter also has diameter to be about the hole of 50 nanometers below 1 micron simultaneously.
Claims (10)
1. a fabric or fiber preparation method with bactericidal and function far infrared radiation function, it is characterized in that comprising the following steps: fabric behind the cleaning-drying or fiber are sent in the sputterer, fixing metal alloy or metal dust are in the suitable distance on fabric opposite, logical cooling water and one of them component one are decided to be the working gas of oxygen, carry out pre-sputter earlier, transfer to again and carry out the film that the sputter generation contains titanyl compound and transition metal oxide under the operating pressure.
2. according to the described preparation method of claim 1, it is characterized in that: the fabric behind the said here cleaning-drying both can be that natural fabric, chemical synthetic fiber, artificial fibre single textile form, and also can be the fabric that natural fabric, chemical synthetic fiber, artificial fibre blending form.Here the fiber behind the said cleaning-drying both can be natural fabric, chemical synthetic fiber, also can be artificial fibre.
3. according to the described preparation method of claim 1, it is characterized in that: use metal as sputtering target, the a kind of of metal must be titanium, in whole target, the content of titanium should not be lower than 30%, additional metals is a selenium, tungsten, manganese, iron, cobalt, tellurium, antimony, nickel, copper, zinc, aluminium, zirconium, vanadium, barium, indium, tin, silver, niobium, technetium, ruthenium, lawrencium, palladium, lanthanoid metal La, metallic cerium Ce, metal praseodymium Pr, neodymium metal Nd, samarium metal Sm, metal gadolinium Gd, yttrium, promethium, europium, terbium, dysprosium, holmium, erbium, thulium a kind of or two kinds, wherein the content of each is between 0-70%.Such target both can be that the form with alloy exists, and also can be to mix with form of powder, can also be metal dust or the sheet material of placing transition or rare earth metal on the titanium target symmetrically, and thickness is 0.1-80mm.
4. according to the described preparation method of claim 1, it is characterized in that: the power supply that uses during sputter is radio-frequency power supply, and frequency is 13.56 megahertzes, power 0.1-25W/cm
2
5. according to the described preparation method of claim 1, it is characterized in that: sputtering chamber internal pressure 0.0001 ~ 50Pa, sputtering time 1 ~ 180min.
6. according to the described preparation method of claim 1, it is characterized in that: working gas is He, Ne, Ar, Kr, O
2The perhaps mist in the above-mentioned gas, one of them component one is decided to be oxygen, and its content is between 0.05-95%, and other gas occupies remaining ratio, can be He, Ne, Ar, the combination of any kind arbitrary proportion among the Kr.
7. according to the described preparation method of claim 1, it is characterized in that: sputter procedure feeds the working gas in the claim 6 all the time, use manual valve or mass flow controller to change the amount that feeds gas, control and conditioning chamber internal pressure and power, keep glow discharge, keep pressure in the claim 5, gas flow is between 1 ~ 1500sccm.
8. according to the described preparation method of claim 1, it is characterized in that: carry out pre-sputter before the sputter earlier, promptly insert a metal baffle between two electrodes, at pressure 0.001 ~ 50Pa, unit are power 0.1 ~ 25W cleaned target surface 1-20 minute down.
9. according to the described preparation method of claim 1, it is characterized in that: the target surface during sputter in the claim 3 need be parallel with fabric or fiber in the claim 2, its spacing is 1-15 centimetre, and this distance can be rotated an external control type knob and be regulated in sputter procedure.
10. according to the described preparation method of claim 1 prepared fabric with bactericidal and function far infrared radiation function or fiber, it is characterized in that: this fiber or fabric are made of two-layer, and one deck is itself of fabric or fiber; One deck is fine and close or mushy film that the particle with restraining and sterilizing bacteria or emitting far-infrared function that adheres to up constitutes in addition, this layer membrana granulosa is being that sputter procedure produces according to the described preparation method of claim 1, titanyl compound is the form formation skim with intensive particle, transition metal especially rare earth metal then is entrained in wherein, these particles are porous, particle diameter is between the 0.003-0.9 micron, the spacing of particle is between the 0.001-1 micron, granule interior has irregular hole, and diameter is between the 0.1-100 nanometer.
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| CN 01136675 CN1211525C (en) | 2001-10-26 | 2001-10-26 | Bactericidal and for infrared radiation fabric or fibre and its preparation method |
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| CN 01136675 CN1211525C (en) | 2001-10-26 | 2001-10-26 | Bactericidal and for infrared radiation fabric or fibre and its preparation method |
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| CN1211525C true CN1211525C (en) | 2005-07-20 |
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Families Citing this family (12)
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| CN100357515C (en) * | 2004-12-16 | 2007-12-26 | 财团法人纺织产业综合研究所 | Preparation method of long-active antibacterial fiber |
| CN102168367B (en) * | 2011-02-23 | 2012-10-03 | 北京健热宝科技开发有限公司 | Textile product with weight losing function and preparation method thereof |
| CN102115977B (en) * | 2011-03-24 | 2013-03-06 | 马小歧 | Method for manufacturing anti-bacterial cloth through vacuum ion anchoring technology |
| CN102514253A (en) * | 2011-09-30 | 2012-06-27 | 江苏红运果服饰有限公司 | Healthcare fabric |
| CN103255625B (en) * | 2012-02-16 | 2016-05-18 | 崔相炳 | A kind of heat insulation cloth and preparation method thereof |
| CN106087400A (en) * | 2016-06-27 | 2016-11-09 | 太仓碧奇新材料研发有限公司 | The preparation method of thulium manganese-nickel/polyvinyl electronic wire |
| CN106223015A (en) * | 2016-09-23 | 2016-12-14 | 李宁体育(上海)有限公司 | Conducting type fabric, its preparation method and for detecting the wear of health |
| CN107190503A (en) * | 2017-06-20 | 2017-09-22 | 屈维勇 | A kind of textile fabrics containing rare earth element |
| CN110629569A (en) | 2018-06-22 | 2019-12-31 | 广东欣丰科技有限公司 | Fabric coloring method and colored fabric |
| CN114541138B (en) * | 2022-04-25 | 2022-08-02 | 天津包钢稀土研究院有限责任公司 | Rare earth-based infrared heating and warming fabric and preparation method and application thereof |
| CN114525676B (en) * | 2022-04-25 | 2022-08-02 | 天津包钢稀土研究院有限责任公司 | Rare earth-based infrared reflection thermal fabric and preparation method and application thereof |
| CN116212087B (en) * | 2023-05-09 | 2023-08-01 | 天津包钢稀土研究院有限责任公司 | Rare earth metal-based composite antibacterial absorption pad and preparation method thereof |
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