CN102787491A - Preparation method and fabric magnetic finishing method of magnetic health function finishing agent - Google Patents
Preparation method and fabric magnetic finishing method of magnetic health function finishing agent Download PDFInfo
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- CN102787491A CN102787491A CN2012102518321A CN201210251832A CN102787491A CN 102787491 A CN102787491 A CN 102787491A CN 2012102518321 A CN2012102518321 A CN 2012102518321A CN 201210251832 A CN201210251832 A CN 201210251832A CN 102787491 A CN102787491 A CN 102787491A
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Abstract
The invention discloses a preparation method and a fabric magnetic finishing method of a magnetic health function finishing agent. The preparation method of the magnetic health function finishing agent comprises the following steps: 1, embedding or adsorbing a nanometer magnetic fluid through adopting a nanometer material having a magnetic particle adsorption function as a carrier to prepare nanometer magnetic particles; 2, coating the nanometer magnetic particles prepared in step 1 with chitosan to prepare a nanometer chitosan magnetic substance; and 3, compounding the nanometer chitosan magnetic substance prepared in step 2 with an adhesive to obtain the magnetic health function finishing agent. Fabrics can be finished through adopting a dip padding method or a dipping method after the preparation of the magnetic health function finishing agent. The magnetic health function finishing agent prepared in the invention guarantees an excellent magnetic therapy effect, has a strong washability, and does not affect the touch feeling of the fabrics.
Description
Technical field
The present invention relates to a kind of preparation method of magnetic health care function finishing agent, belong to functions of textile fabrics property arrangement chemical production field.
The invention still further relates to a kind of fabric magnetic method for sorting of magnetic health care function finishing agent, belong to the fabric post-treatment manufacture field.
Background technology
China cures the disease with a long history with magnetic.In famous medicine books such as Compendium of Material Medica, " Chinese medicine voluminous dictionary ", how on the books with the prescription that magnetic is cured the disease, " magnetotherapy " generally adopted by medical matters circle already, and it can cause a series of variations such as human nerve, body fluid metabolic.Through the development of medical science in several thousand, the medical expert has had darker understanding to magnetic therapy both at home and abroad, and not only applying a magnetic field treatment disease, and applying a magnetic field is as a kind of health care means, and the magnetic health-care articles for use just arise at the historic moment.
After getting into 21 century, along with the development of magnetic therapy technology with sanitary health career, the textiles with magnetic therapy functions has received the attention of society, and various magnetic therapy articles for use get into the common people's family in succession on the market, and receive people's favor deeply.The report of relevant magnetic textiles was all once done by Japan, Britain, pointed out that this type has the magnetic textiles of certain magnetic field intensity, and was not only comfortable and easy to wear, and anti-inflammatory, detumescence, step-down are arranged, improved effectiveness such as blood viscosity and microcirculation.
Present magnetic finishing agent on the market is a kind of magnetic printing paste; The preparation method of this magnetic printing paste is simple, and it is formulated only magnetic-particle to be dissolved in organic solvent, therefore; Magnetic-particle dispersiveness in the magnetic concentrator is lower; Be difficult for evenly causing the magnetic-particle in the magnetic concentrator lower to the compatible degree of fabric, magnetic therapy effect is barely satisfactory; During use; Mode with coating is coated in fabric face with such magnetic concentrator, realizes the magnetic arrangement of fabric, and hence one can see that; The mode of printing coating acts on magnetic particle is lost; Simultaneously, the fabric feeling after the arrangement of this kind magnetic Collator Mode is harder, and comfort level is relatively poor.
Summary of the invention
The present invention is directed to the deficiency of prior art; A kind of preparation method of magnetic health care function finishing agent is provided; This preparation method is carrier with the nano material; Embedding or absorption nanoscale magnetic fluid use the shitosan that has a better binding ability with native cellulose fibre to coat then, make the Nano chitosan magnetic.Last and adhesive carries out composite, makes the magnetic health care function auxiliary agent.Prepared magnetic health care function finishing agent, washability is strong and the feel style of fabric do not impacted when guaranteeing excellent magnetotherapy effect.
For realizing above technical purpose, the present invention will take following technical scheme:
A kind of preparation method of magnetic health care function finishing agent may further comprise the steps: (1) is carrier with the nano material with magnetic particle adsorption function, and embedding or absorption nanometer magnetofluid make magnetic nanoparticle; (2) adopt the prepared magnetic nanoparticle of shitosan encapsulation steps (1), make the Nano chitosan magnetic; (3) the Nano chitosan magnetic and the adhesive of step (2) preparation is composite, can obtain the magnetic health care function finishing agent.
The concrete steps of step (1) preparation magnetic nanoparticle are: a, the nano material that will have a magnetic particle adsorption function add in the sodium chloride solution, stirs after 1-4 hour, successively through the deionized water washing, filter, dry and get final product; B, the nano material with magnetic particle adsorption function that will pass through after step a handles are suspended in the nano-magnetic fluid, stir 1-3 hour in 50-90 ℃ of constant temperature, and the pH value with suspension is adjusted to 10-12 simultaneously; After c, step b stir and accomplish, at 50-90 ℃ of sinkingization 1-4 hour; After the filtration, adopt the deionized water washing to leach thing, oven dry at last leaches thing to make magnetic nanoparticle.
Nano material with magnetic particle adsorption function is the mixture that natural zeolite, powdered carbon are formed, and the mass percent concentration of said sodium chloride solution is 3-10%, and the mixture that natural zeolite, powdered carbon are formed and the mass ratio of sodium chloride solution are 1 : 7-15; Said nanometer magnetofluid is selected from the mixture of any one or any two or more compositions in di-iron trioxide dispersion liquid, tri-iron tetroxide dispersion liquid and the ferrofluid.
The concrete steps of step (2) preparation Nano chitosan magnetic are: A, prepare water and oil phase respectively: being formulated as of said water---magnetic nanoparticle is added in the shitosan aqueous acetic acid that mass percent concentration is 1-10%; Dispersed with stirring becomes water, and the mass ratio of said magnetic nanoparticle and shitosan aqueous acetic acid is 1 ﹕ 100-400; Being formulated as of said oil phase---AOT, sapn, APES and the mixture that gathers any one or any two or more compositions in the sorbic acid are dissolved in the organic solvent normal heptane; Can obtain oil phase, the mass percent concentration of said oil phase is 10-35%; B, the water that steps A is prepared slowly add in the oil phase; After emulsification 10-60 under the 1500-10000r/mim rotating speed minute; Add mass concentration and be 50% glutaraldehyde water solution and stirred 0.5-5 hour that wherein glutaraldehyde water solution and shitosan aqueous acetic acid mass ratio are (1-4) ﹕ 5; C, reaction are carried out vacuum filtration after accomplishing, then will leach the thing washing and drying after, obtain the Nano chitosan magnetic.
When step C leaches the thing washing operation, adopt acetone, absolute ethyl alcohol, distilled water to wash successively to leaching thing; Perhaps adopt absolute ethyl alcohol, distilled water to wash successively to leaching thing; Perhaps directly adopt distilled water to wash to leaching thing.
The particle diameter of said Nano chitosan magnetic is between 80-300nm.
The adhesive that step (3) is adopted is selected from polyurethanes, the acrylic adhesives mixture of any one or two kinds of compositions, and the mass ratio of said Nano chitosan magnetic and adhesive is 1 : 0.1-0.3.
Another technical purpose of the present invention provides a kind of fabric magnetic method for sorting that adopts the magnetic health care function finishing agent of above-mentioned preparation method's preparation; May further comprise the steps: prepared magnetic health care function finishing agent is mixed with the dressing liquid that concentration is the 10-50 grams per liter; After placing dressing liquid to soak in fabric then; Two advance two rolls, and pick-up is 70-100%, gets final product 100-130 ℃ of oven dry down, typing at last.
Another technical purpose of the present invention provides the another kind of fabric magnetic method for sorting that adopts the magnetic health care function finishing agent of above-mentioned preparation method's preparation; May further comprise the steps: prepared magnetic health care function finishing agent is mixed with the dressing liquid that concentration is the 10-50 grams per liter; Then adopt acetic acid that dressing liquid pH value is adjusted to 4-5; Then under 30-60 ℃ with textile impregnation 10-30 minute, take out at last fabric drying, the typing get final product.
According to above technical scheme, corresponding to prior art, the present invention has following advantage:
(1) the present invention is for improving the compatible degree and the durability of magnetic particle and fabric, can bring following good effect with the magnetic particle of shitosan clad nano level:
1. because shitosan has fine small structure; Capillarity is arranged, can better adsorb the nano-scale magnetic particle, its absorption property is more than the cellulosic twice; And in compound process, mix, also can not weaken through repeatedly washing with polyurethanes, acrylic adhesives;
2. shitosan have similar structure with fiber, is easy to be adsorbed onto fiber surface, is close to human body more, more helps wherein magnetic nanoparticle to the magnetotherapy effect of human body;
3. magnetic particle is nano level ultra-fine grain, and is dispersed higher, after coating with shitosan, to the human body effect more steadily evenly.
(2) magnetic line of force that the rice magnetic particle during magnetic function finishing agent of the present invention is received produces constitutes magnetic circuit by the n level to the s level, is woven into one deck stereo magnetic line of force net.This nethike embrane can carry out omnibearing three-dimensional the stimulation and massage to pressing close to skin, makes skin surface be in the micromotion state, the active cell metabolic capability, and the magnetic line of force can penetrate some acupuncture point of human body.The variation of electric charge, current potential, molecular structure, biochemical property and physiological function aspect through the neurohumor system, takes place, thereby effectively improves body adjustment capability and resistance against diseases under the effect of magnetic field in human body, and magnetic therapy effect is remarkable.
(3) magnetic function finishing agent of the present invention, the nanoscale magnetic particle that can be in same operation shitosan be coated be applied to native cellulose fibre, regeneration tencel cellulose fiber blending or the lining that interweaves in.Flow process is simple, and can not exert an influence to the comfortable feel degree of fabric, has a extensive future.
The specific embodiment
Below will combine each embodiment that technical scheme involved in the present invention at length is described.
Embodiment one
One, magnetic nanoparticle preparation
1, nanoscale natural zeolite, powdered carbon being added the nano material carrier of mix forming, to add mass fraction be that the mass ratio of nano material carrier and sodium chloride solution is 1 : 8 in 3% the sodium chloride solution, stirred 1.5 hours, and the deionized water washing, filtration is dried.Present embodiment adopts nanoscale natural zeolite, the powdered carbon mixture carrier as embedding or absorption nanometer magnetofluid; Be because the nanoscale natural zeolite, powdered carbon has big specific area and the aperture is moderate, the hole that is evenly distributed, has good magnetic particle absorption property; In addition, the present invention also can adopt nanoscale natural zeolite or carbon dust as carrier separately, and adopts nanoscale natural zeolite, powdered carbon to add when mixing the nano material carrier of forming, and natural zeolite, powdered carbon do not have special proportioning demand.
2, zeolite powder, the powdered carbon after will handling is suspended in the nano-magnetic fluid, and the nano-magnetic fluid comprises di-iron trioxide dispersion liquid, tri-iron tetroxide dispersion liquid mixture, stirs 1.5 hours in 50 ℃ of constant temperature, regulates pH value to 10 with ammoniacal liquor simultaneously; In addition, no special proportioning demand between each component of nano-magnetic fluid.
3, after stirring is accomplished, kept 60 ℃ of heavyization 1.5 hours, filter, the deionized water washing, oven dry makes magnetic nanoparticle.
Two, shitosan coats
In order to improve the combination degree of magnetic nanoparticle and cellulose fibre; And compatibility is preferably arranged with cellulose fiber peacekeeping skin, and the present invention will carry out shitosan to magnetic nanoparticle and coat, and the shitosan source is abundant; Nontoxic, easily biological-degradable; Metal ion, dyestuff are had absorption property preferably, and similarly with cellulosic structure have a compatibility preferably, shitosan has advantages such as favorable biological degradability, avirulence, antibiotic property simultaneously.In the present embodiment, the cladding process of shitosan is specific as follows:
1, water preparation: magnetic nanoparticle is added in the 1.5% shitosan aqueous acetic acid, and its mass ratio is 1 : 150, and dispersed with stirring becomes water.
2, oil phase preparation: APES is dissolved in normal heptane, and mass concentration is 10%.
3, water is slowly added in the oil phase, 2500r/mim emulsification is after 60 minutes, and the adding mass concentration is 50% glutaraldehyde water solution, and glutaraldehyde and shitosan aqueous acetic acid mass ratio are 1 : 5, stir 1 hour.
4, after reaction was accomplished, distilled water wash was used in vacuum filtration, and oven dry obtains the Nano chitosan magnetic.
Three, composite
In order to improve the washing fastness of fabric after the magnetic health-care arrangement, the Nano chitosan magnetic is mixed with adhesive, mass ratio is 1 : 0.1-0.3, obtains the magnetic health care function finishing agent; The mixture that said adhesive adopts in polyurethanes, the acrylic adhesives any or both to form, and when being mixture, no special proportioning demand between polyurethanes, the acrylic adhesives.
Magnetic function arrangement:,, adopt padding method or infusion process that fabric is carried out magnetic function arrangement processing with comfortable magnetic health care function property purpose in order to realize the water-wash resistance of magnetic arrangement.
The padding method finishing technique is: preparation magnetic function finishing agent 10-50 grams per liter, and after the fabric infiltration, two advance two rolls, and pick-up is 70-100%, and 100-130 ℃ of oven dry down, typing gets final product then.
The infusion process finishing technique is: preparation magnetic function finishing agent 10-50 grams per liter,, flooded 10-30 minute down to 4-5 with the vinegar acid for adjusting pH value at 30-60 ℃, and take out fabric drying, typing gets final product.
In the present embodiment, the Nano chitosan magnetic is mixed with polyurethane binding, mass ratio is 1 : 0.1, obtains the magnetic health care function finishing agent.
Embodiment two
One, magnetic nanoparticle preparation
1, nanoscale natural zeolite, powdered carbon being added mass fraction is that its mass ratio is 1 : 11, stirs 3 hours in 7% the sodium chloride solution, and the deionized water washing is filtered, and dries.
2, zeolite powder, the powdered carbon after will handling is suspended in the nano-magnetic fluid, and the nano-magnetic fluid is a ferrofluid, stirs 2 hours in 70 ℃ of constant temperature, regulates pH value to 11 with ammoniacal liquor simultaneously.
3, after stirring is accomplished, kept 80 ℃ of heavyization 3 hours, filter, the deionized water washing, oven dry makes magnetic nanoparticle.
Two, shitosan coats
1, water preparation: magnetic nanoparticle is added in the 5% shitosan aqueous acetic acid, and its mass ratio is 1 : 250, and dispersed with stirring becomes water.
2, oil phase preparation: AOT (dioctylis sulfosuccinas natricus) is dissolved in normal heptane, and mass concentration is 20%.
3, water is slowly added in the oil phase, after 30 minutes, the adding mass concentration is 50% glutaraldehyde water solution in emulsification under the rotating speed of 5000r/mim, and glutaraldehyde and shitosan aqueous acetic acid mass ratio are 2 : 5, stir 3 hours.
4, after reaction is accomplished, vacuum filtration, with absolute ethyl alcohol, distilled water wash, oven dry obtains the Nano chitosan magnetic.
Three, composite
In order to improve the washing fastness of fabric after the magnetic health-care arrangement, the binder combination that Nano chitosan magnetic and polyurethanes, acrylic adhesives are formed mixes, and mass ratio is 1 : 0.2, obtains the magnetic health care function finishing agent.
Embodiment three
One, magnetic nanoparticle preparation
1, nanoscale natural zeolite, powdered carbon being added mass fraction is that its mass ratio is 1 : 15, stirs 4 hours in 10% the sodium chloride solution, and the deionized water washing is filtered, and dries.
2, zeolite powder, the powdered carbon after will handling is suspended in the nano-magnetic fluid, and the nano-magnetic fluid comprises tri-iron tetroxide dispersion liquid, ferromagnetic stream mixture, stirs 3 hours in 90 ℃ of constant temperature, regulates pH value to 12 with ammoniacal liquor simultaneously.
3, after stirring is accomplished, kept 90 ℃ of heavyization 4 hours, filter, the deionized water washing, oven dry makes magnetic nanoparticle.
Two, shitosan coats
1, water preparation: it is that its mass ratio is 1 : 400 in 10% the shitosan aqueous acetic acid that magnetic nanoparticle is added mass percent, and dispersed with stirring becomes water.
2, oil phase preparation: solute is gathered sorbic acid be dissolved in the organic solvent normal heptane, this mass concentration of gathering sorbic acid is 35%.
3, water is slowly added in the oil phase, after 10 minutes, the adding mass concentration is 50% glutaraldehyde water solution in emulsification under the rotating speed of 10000r/mim, and glutaraldehyde and shitosan aqueous acetic acid mass ratio are 4 : 5, stir 5 hours.
4, after reaction is accomplished, vacuum filtration, with acetone, absolute ethyl alcohol, distilled water wash, oven dry obtains the Nano chitosan magnetic.
Three, composite
In order to improve the washing fastness of fabric after the magnetic health-care arrangement, the binder combination that Nano chitosan magnetic and polyurethanes, acrylic adhesives are formed mixes, and mass ratio is 1 : 0.3, obtains the magnetic health care function finishing agent.
More than these embodiment only be used to the present invention is described and be not used in the restriction scope of the present invention, after having read the present invention, those skilled in the art all fall within the application's accompanying claims institute restricted portion to the modification of the various equivalent form of values of the present invention.
Claims (9)
1. the preparation method of a magnetic health care function finishing agent is characterized in that, may further comprise the steps: (1) is carrier with the nano material with magnetic particle adsorption function, and embedding or absorption nanometer magnetofluid make magnetic nanoparticle; (2) adopt the prepared magnetic nanoparticle of shitosan encapsulation steps (1), make the Nano chitosan magnetic; (3) the Nano chitosan magnetic and the adhesive of step (2) preparation is composite, can obtain the magnetic health care function finishing agent.
2. according to the preparation method of the said magnetic health care function finishing agent of claim 1; It is characterized in that; The concrete steps of step (1) preparation magnetic nanoparticle are: a, the nano material that will have a magnetic particle adsorption function add in the sodium chloride solution; Stir after 1-4 hour, get final product through deionized water washing, filtration, oven dry successively; B, the nano material with magnetic particle adsorption function that will pass through after step a handles are suspended in the nano-magnetic fluid, stir 1-3 hour in 50-90 ℃ of constant temperature, and the pH value with suspension is adjusted to 10-12 simultaneously; After c, step b stir and accomplish, at 50-90 ℃ of sinkingization 1-4 hour; After the filtration, adopt the deionized water washing to leach thing, oven dry at last leaches thing to make magnetic nanoparticle.
3. according to the preparation method of the said magnetic health care function finishing agent of claim 2, it is characterized in that the nano material with magnetic particle adsorption function is the mixture of natural zeolite, powdered carbon or both compositions; The mass percent concentration of said sodium chloride solution is 3-10%, and having the nano material of magnetic particle adsorption function and the mass ratio of sodium chloride solution is 1 : 7-15; Said nanometer magnetofluid is selected from the mixture of any one or any two or more compositions in di-iron trioxide dispersion liquid, tri-iron tetroxide dispersion liquid and the ferrofluid.
4. according to the preparation method of the said magnetic health care function finishing agent of claim 1; It is characterized in that; The concrete steps of step (2) preparation Nano chitosan magnetic are: A, prepare water and oil phase respectively: being formulated as of said water---magnetic nanoparticle is added in the shitosan aqueous acetic acid that mass percent concentration is 1-10%; Dispersed with stirring becomes water, and the mass ratio of said magnetic nanoparticle and shitosan aqueous acetic acid is 1 ﹕ 100-400; Being formulated as of said oil phase---AOT, sapn, APES and the mixture that gathers any one or any two or more compositions in the sorbic acid are dissolved in the organic solvent normal heptane; Can obtain oil phase, the mass percent concentration of said oil phase is 10-35%; B, the water that steps A is prepared slowly add in the oil phase; After emulsification 10-60 under the 1500-10000r/mim rotating speed minute; Add mass concentration and be 50% glutaraldehyde water solution and stirred 0.5-5 hour that wherein glutaraldehyde water solution and shitosan aqueous acetic acid mass ratio are (1-4) ﹕ 5; C, reaction are carried out vacuum filtration after accomplishing, then will leach the thing washing and drying after, obtain the Nano chitosan magnetic.
5. according to the preparation method of the said magnetic health care function finishing agent of claim 4, it is characterized in that, when step C leaches the thing washing operation, adopt acetone, absolute ethyl alcohol, distilled water to wash successively leaching thing; Perhaps adopt absolute ethyl alcohol, distilled water to wash successively to leaching thing; Adopt directly perhaps that any washs leaching thing in acetone, absolute ethyl alcohol, the distilled water.
6. according to the preparation method of the said magnetic health care function finishing agent of claim 1, it is characterized in that the particle diameter of said Nano chitosan magnetic is between 80-300nm.
7. according to the preparation method of the said magnetic health care function finishing agent of claim 1; It is characterized in that; The adhesive that step (3) is adopted is selected from polyurethanes, the acrylic adhesives mixture of any one or two kinds of compositions, and the mass ratio of said Nano chitosan magnetic and adhesive is 1 : 0.1-0.3.
8. fabric magnetic method for sorting that adopts the magnetic health care function finishing agent of the said preparation method of claim 1 preparation; It is characterized in that; May further comprise the steps: prepared magnetic health care function finishing agent is mixed with the dressing liquid that concentration is the 10-50 grams per liter, then place dressing liquid to soak in fabric after, two advance two rolls; Pick-up is 70-100%, gets final product 100-130 ℃ of oven dry down, typing at last.
9. the another kind of fabric magnetic method for sorting that adopts the magnetic health care function finishing agent of the said preparation method's preparation of claim 1; It is characterized in that; May further comprise the steps: prepared magnetic health care function finishing agent is mixed with the dressing liquid that concentration is the 10-50 grams per liter; Then adopt acetic acid that dressing liquid pH value is adjusted to 4-5, then under 30-60 ℃ with textile impregnation 10-30 minute, take out at last fabric drying, the typing get final product.
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| CN103572601A (en) * | 2013-10-15 | 2014-02-12 | 苏州市景荣科技有限公司 | Magnetic health-care middle sole material and production method thereof |
| CN104562634A (en) * | 2015-02-03 | 2015-04-29 | 湖州吉昌丝绸有限公司 | Novel magnetically-grafted silk fiber and preparation method thereof |
| CN105401402A (en) * | 2015-12-24 | 2016-03-16 | 西南大学 | Preparation method of magnetic cotton fabric |
| CN106436347A (en) * | 2016-09-21 | 2017-02-22 | 东莞市联洲知识产权运营管理有限公司 | Radiation resistant fabric based on ferrite coating finishing and preparation method of fabric |
| CN107385730A (en) * | 2017-09-04 | 2017-11-24 | 西南大学 | Magnetic wool fabric is prepared with the NMMO aqueous solution |
| CN108978068A (en) * | 2018-09-12 | 2018-12-11 | 吴邦立 | Liquid absorption type water-repellent finishing method is stained in a kind of promotion of fabric magnetic force |
| CN113512891A (en) * | 2021-05-17 | 2021-10-19 | 河南新野纺织股份有限公司 | Dyeing process of antibacterial magnetic knitted fabric |
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| US20230035874A1 (en) * | 2021-07-30 | 2023-02-02 | Xheme Inc. | Nanoporous cerium oxide nanoparticle macro-structure |
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| CN103572601A (en) * | 2013-10-15 | 2014-02-12 | 苏州市景荣科技有限公司 | Magnetic health-care middle sole material and production method thereof |
| CN104562634A (en) * | 2015-02-03 | 2015-04-29 | 湖州吉昌丝绸有限公司 | Novel magnetically-grafted silk fiber and preparation method thereof |
| CN105401402A (en) * | 2015-12-24 | 2016-03-16 | 西南大学 | Preparation method of magnetic cotton fabric |
| CN105401402B (en) * | 2015-12-24 | 2017-10-20 | 西南大学 | A kind of preparation method with magnetic bafta |
| CN106436347A (en) * | 2016-09-21 | 2017-02-22 | 东莞市联洲知识产权运营管理有限公司 | Radiation resistant fabric based on ferrite coating finishing and preparation method of fabric |
| CN107385730A (en) * | 2017-09-04 | 2017-11-24 | 西南大学 | Magnetic wool fabric is prepared with the NMMO aqueous solution |
| CN108978068A (en) * | 2018-09-12 | 2018-12-11 | 吴邦立 | Liquid absorption type water-repellent finishing method is stained in a kind of promotion of fabric magnetic force |
| CN113512891A (en) * | 2021-05-17 | 2021-10-19 | 河南新野纺织股份有限公司 | Dyeing process of antibacterial magnetic knitted fabric |
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| C56 | Change in the name or address of the patentee | ||
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Address after: 226300 Jiangsu city of Nantong province Tongzhou District Industrial Park building sun Zhihao Patentee after: JIANGSU GOLDSUN TEXTILE TECHNOLOGY CO., LTD. Address before: 226300 Jiangsu city of Nantong province Tongzhou District Industrial Park building sun Zhihao Patentee before: Goldsun Holding Group Co., Ltd. |