CN103194819B - Health-care spandex fiber and preparation method thereof - Google Patents
Health-care spandex fiber and preparation method thereof Download PDFInfo
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- CN103194819B CN103194819B CN201310127211.7A CN201310127211A CN103194819B CN 103194819 B CN103194819 B CN 103194819B CN 201310127211 A CN201310127211 A CN 201310127211A CN 103194819 B CN103194819 B CN 103194819B
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Abstract
The invention provides a health-care spandex fiber which is formed by combining a wrapper and a core part, wherein the section of the fiber is solid; the mass percentage of the core part accounts for 30-70% of that of the fiber and the mass percentage of the wrapper accounts for 30-70% of that of the fiber; and a preparation method of the health-care spandex fiber comprises the following steps of: 1, preparing a health-care spandex core part by utilizing a melt spinning technology according to a formula proportion; 2, preparing a health-care spandex fiber wrapper by utilizing a dry-method spinning technology according to the proportion; and 3, spinning by utilizing a special spinneret plate combined piece through a conventional dry-method spinning equipment process so as to obtain a health-care spandex. The health-care spandex disclosed by the invention has the effects of eliminating the peculiar smell, absorbing the moisture and proofing moulds, and inhibiting bacteria and expelling parasites; the health-care spandex can be contacted with a human body to remove the humidity and absorb the sweat so as to accelerate the blood circulation and the metabolism of the human body and relieve fatigues; and the health-care spandex also has the aroma of plant essences, and furthermore is good in utilization performance and can meet the requirements on homespun in processes of spinning, weaving, dyeing and finishing.
Description
Technical field
The present invention relates to functional chemical fibre and manufacture method technology thereof, be specially a kind of health care spandex fibre and manufacture method technology thereof---application composite spinning technology, in conjunction with melt spinning and dry spinning technology.
Background technology
Spandex is a kind of polyurethane elastomeric fiber, is called as " fabric monosodium glutamate ", more has the saying of " not becoming cloth without ammonia " in industry, and spandex visible is one of key factor promoting fabric quality.Along with the continuous progress of society, the mankind are more and more higher to the requirement of quality of the life, the paces that " clothing " also must keep pace with the times and develop as the major influence factors of the people's livelihood.Health care spandex is complied with just this trend and is invented, and it has the peculiar smell of elimination, moisture absorption mildew-resistant, antibacterial expelling parasite, contact the absorbing sweat that can dry with human body, promotion blood circulation of human body and metabolism, and the effect of fatigue-relieving, also has the fragrance of plant essence; In addition, serviceability is good, can meet homespun in the requirement of spinning, knit, dye, haveing suffered in journey.
As a kind of functional form chemical fibre, this has been done large quantity research both at home and abroad, as fragrant fiber, magnetic health care fiber, negative-ion fiber, antiseptic nano-fiber etc.Traditional technology path is broadly divided into the following aspects:
The first, functional material is made to master batch, blending and modifying, melt-spun fibroblast, for example, Chinese patent CN1252460A has introduced a kind of magnetic health care fiber, the master batch that preparation is completed and fibre-forming polymer blend; Japan Patent JP61296118 has introduced a kind of aromatic polyester fiber, adds the spinning of three kinds of material melt blendings.Fiber functional stabilization prepared by above method is poor, and because a large amount of interpolations of functional material have a strong impact on the serviceability of product, Application Areas is narrow.
Second, pass through composite spinning technology, form skin/cored structure, for example US Patent No. 4713291, Japan Patent JP61063716, Chinese invention patent CN85108805, fiber prepared by above method is wrapped in core by functional material, and function is difficult to embody, and due to the nature difference of skin/core, end face morphological differences is large, affects serviceability.
In the scope known to applicant, there is not yet the report that simultaneously uses melt spinning, the preparation of dry spinning technology to there is the spandex of plurality of health care functions.
Summary of the invention
Technical problem: for the deficiencies in the prior art, the technical problem that quasi-solution of the present invention is determined is a kind of health care spandex fibre of design and manufacture method thereof.This health care spandex has eliminates peculiar smell, moisture absorption mildew-resistant, antibacterial expelling parasite, contact the absorbing sweat that can dry with human body, promotion blood circulation of human body and metabolism, and the effect of fatigue-relieving, also has the fragrance of plant essence; In addition, serviceability is good, can meet homespun in the requirement of spinning, knit, dye, haveing suffered in journey.This health care spandex manufacturing technique is ripe, does not need special installation, is convenient to industrializing implementation.
Technical scheme: health care spandex fibre of the present invention, by foreskin and core, combined, fibre section is solid, and the mass percent that core accounts for fiber is 30～70%, and the mass percent that foreskin accounts for fiber is 30～70%; The mass percent formula of its core material is:
Its foreskin mass percent formula is:
Described bamboo charcoal powder is ground and is formed by active bamboo, and particle diameter is 1～5 μ m; Described spices is rose essential oils; Described fibre-forming polymer is the section of polyurethane melt-spun;
Anti ultraviolet agent is that 2-(2'-hydroxyl-3', 5'-di-tert-butyl-phenyl)-benzotriazole, antioxidant are that two (N, the amino 4-phenyl of N-dimethyl hydrazides) methane, lubricant are that dolomol, delustering agent are titanium dioxide.
The manufacture method of health care spandex fibre of the present invention, by carrying out with following technique:
The manufacture method of core is:
1) dry bamboo charcoal powder is dried 4～6 hours at 100～120 ℃;
2) by step 1) bamboo charcoal powder processed is placed in stainless steel still, be evacuated to 0.1 below standard atmospheric pressure, the hexamethylene aqueous solution dipping bamboo charcoal powder that is 50～90% to implantation quality percent concentration in stainless steel still, apply the air pressure of 0.3～0.5MPa, pressurize 0.5～1.5 hour, take out the bamboo charcoal powder after dipping, at 100～120 ℃, be dried 6～10 hours;
3) by step 2) bamboo charcoal powder processed is placed in stainless steel still, be evacuated to 0.1 below standard atmospheric pressure, in stainless steel still, inject plant essence oil-impregnated bamboo charcoal powder, apply the air pressure of 0.3～0.5MPa, pressurize 0.5～1.5 hour, take out the bamboo charcoal powder after dipping, at 130～160 ℃, be dried 6～10 hours;
4) by step 3) bamboo charcoal powder processed and melt polyurethane section are placed in double screw extruder, in temperature, are that at 200～280 ℃, melt blending evenly becomes molten spinning filament;
The manufacture method of foreskin is:
1) prepare fibre-forming polymer: the mol ratio of vulcabond and polytetrahydrofuran diol be 1.6～1.8 at 70～90 ℃ prepolymerization 30～45min, after prepolymerization completes, to adding DMA solvent in prepolymer, to make mass percent concentration be 40～50% solution; Chain extender is the DMA solution of ethylenediamine, propane diamine, pentanediamine etc., and mass percent concentration is 4.0～5.0%; Chain extender adds chain extension in pre-polymer solution to, makes the DMA solution of fibre-forming polymer after chain extension, and the mass ratio that amine accounts for fibre-forming polymer is 1.0～2.0%, and the mass percent concentration of solution is 33～35%;
2) prepare auxiliary agent slurry: eight carboxyl metal phthalocyanines, anti ultraviolet agent, antioxidant, lubricant, delustering agent, fibre-forming polymer solution are mixed, by agitator stir, grinder grinds and to reach homodisperse object, the mass percent concentration of the slurry of preparation is 33～35%, wherein anti ultraviolet agent is that 2-(2'-hydroxyl-3', 5'-di-tert-butyl-phenyl)-benzotriazole, antioxidant are that two (N, the amino 4-phenyl of N-dimethyl hydrazides) methane, lubricant are that dolomol, delustering agent are titanium dioxide;
3) by step 1) fibre-forming polymer solution and the step 2 prepared) the auxiliary agent slurry prepared is uniformly dispersed in mixing plant, stores 24～36 hours, and slaking is complete, prepares spinning solution;
Adopt spinneret assembly, molten spinning filament is extruded from the hollow needle of spinneret assembly, becomes the core of fiber after cooling; Spinning solution is extruded from spinneret assembly extruded hole, becomes the foreskin of fiber after solvent evaporates.Described spinneret assembly, comprising: extruded hole and a hollow needle that extends through extruded hole with concentric manner, thus form a circular hole and a looping pit, wherein to stretch out the length H of extruded hole be 4～15mm to the head of hollow needle.
Beneficial effect: compared with prior art, the spining technology that the present invention adopts melt spinning to combine with dry spinning, core is identical with the fibre-forming polymer of foreskin, has guaranteed the stability of skin-core structure; Fiber foreskin prepared by dry spinning technology has guaranteed physical property and the serviceability of health care spandex, in the process of solvent evaporates, forms many tiny passages on foreskin, has set up a real slow-released system; Melt spinning technology is prepared core, has guaranteed the functional stabilization of functional material and has used persistence, reduces the survival rate of solvent in fiber simultaneously.In fiber, the far infrared characterization of bamboo charcoal powder (after testing, the keep healthy far infrared emissivity at 100 ℃ of spandex of the present invention is 85～88%), promote blood circulation of human body and metabolism, bamboo charcoal powder also has the effect of eliminating peculiar smell, moisture absorption mildew-resistant, antibacterial expelling parasite; Due to bamboo charcoal porous, can be used as the carrier of hexamethylene biguan-ide hydrochloride and spices, technique is simple, dispersed good, antibacterial effect good (after testing, the present invention keep healthy spandex be more than 87% to the antibiotic rate of fungi); Eight carboxyl metal phthalocyanines and polyurethane have good compatibility, for foreskin, can effectively decompose odor causing substance, reach the object (after testing, the present invention keep healthy the elimination factor of spandex PARA FORMALDEHYDE PRILLS(91,95) be more than 75%) of deodorizing; The present invention's spandex that keeps healthy has the fragrance of plant essence, lasting fragrance.The present invention's spandex that keeps healthy has above-mentioned feature, can be applicable to brassiere, underwear, socks, diaper etc., not only keeps healthy but also comfortable.Manufacturing technique of the present invention is ripe, and equipment is not had to specific (special) requirements, and industrializing implementation is easy, and functional material is with low cost, is convenient to promote.
Accompanying drawing explanation
Fig. 1 is the axial cross-sectional schematic of spray silk sub-assembly of the present invention,
Fig. 2 is radially cross-sectional schematic of spray silk sub-assembly of the present invention.
Wherein have: extruded hole 1, hollow needle 2
The specific embodiment
The technical scheme of the following stated is that the present invention is in order to solve the method for above-mentioned health fiber technical problem.Design a kind of health care spandex fibre, by foreskin and core, combined, fibre section is solid, and the mass percent that core accounts for fiber is 30～70%, and the mass percent that foreskin accounts for fiber is 30～70%.Its core mass percent formula is: bamboo charcoal powder 5～20%, hexamethylene 0.05～0.1%, spices 0.05～0.2%, antioxidant 0.1～0.5%, fibre-forming polymer 75～96%; Its foreskin mass percent formula is: eight carboxyl metal phthalocyanines 0.1～0.5%, anti ultraviolet agent 0.1～0.5%, antioxidant 0.1～0.5%, lubricant 0.1～0.5%, delustering agent 0.1～0.5%, dyeing assistant 0.1～0.5%, fibre-forming polymer 94～97%.
Bamboo charcoal powder during core forms is ground and is formed by active bamboo, and particle diameter is 1～5 μ m; Spices during core forms is rose essential oils; Fibre-forming polymer during core forms is the section of polyurethane melt-spun.The manufacture method of core is carried out according to aforesaid formula and following technique:
(1) dry bamboo charcoal powder is dried 4～6 hours at 100～120 ℃;
(2) bamboo charcoal powder of step (1) being processed is placed in stainless steel still, be evacuated to 0.1 below standard atmospheric pressure, the hexamethylene aqueous solution dipping bamboo charcoal powder that is 50～90% to implantation quality percent concentration in stainless steel still, apply the air pressure of 0.3～0.5MPa, pressurize 0.5～1.5 hour, take out the bamboo charcoal powder after dipping, at 100～120 ℃, be dried 6～10 hours;
(3) bamboo charcoal powder of step (2) being processed is placed in stainless steel still, be evacuated to 0.1 below standard atmospheric pressure, in stainless steel still, inject rose elite oil-impregnated bamboo charcoal powder, apply the air pressure of 0.3～0.5MPa, pressurize 0.5～1.5 hour, take out the bamboo charcoal powder after dipping, at 130～160 ℃, be dried 6～10 hours;
(4) bamboo charcoal powder of step (3) being processed and melt polyurethane section are placed in double screw extruder, in temperature, are that at 200～280 ℃, melt blending is even, make the core of health care spandex through follow-up melt spinning technology.
The foreskin of health care spandex carries out according to aforesaid health care spandex formula and following technique:
(1) prepare fibre-forming polymer: the mol ratio of vulcabond/polytetrahydrofuran diol be 1.6～1.8 at 70～90 ℃ polyase 13 0～45min, after pre-polymerization completes, in prepolymer, add the solution that DMA solvent is made mass percent concentration 40～50%; Chain extender is the DMA solution of ethylenediamine, propane diamine, pentanediamine etc., and mass percent concentration is 4.0～5.0%; Chain extender adds chain extension in pre-polymer solution to, makes the DMA solution of fibre-forming polymer after chain extension, and the mass ratio that amine accounts for fibre-forming polymer is 1.0～2.0%, and the mass percent concentration of solution is 33～35%;
(2) prepare auxiliary agent slurry: the fibre-forming polymer solution of eight carboxyl metal phthalocyanines, anti ultraviolet agent, antioxidant, lubricant, delustering agent, dyeing assistant, a certain amount of step (1) is mixed, by agitator stir, grinder grinds and to reach homodisperse object, the mass percent concentration of the slurry of preparation is 33～35%;
(3) auxiliary agent slurry prepared by the fibre-forming polymer solution of being prepared by step (1) and step (2) is uniformly dispersed in mixing plant, store 24～36 hours, slaking is complete, prepares spinning solution, makes the foreskin of health care spandex through follow-up dry spinning technology.
The manufacture method of health care spandex relates to a kind of spinneret assembly that forms foreskin/core fiber type, comprising: extruded hole 1 and a hollow needle 2 that extends through extruded hole with concentric manner.
The spinning technique of the manufacture method of health care spandex carries out according to following proposal:
(1) use melt spinning technology, melt is extruded from hollow needle, becomes the core of fiber after cooling; Use dry spinning technology, spinning solution is extruded from extrusion cavities, becomes the foreskin of fiber after solvent evaporates;
(2) melt and stoste, after spinneret assembly is extruded, are carried out spinning under dry spinning equipment and process, and spinning technique is: a. air quantity: enterprising/last time/next time=0.55～0.65/0.35～0.40/0.28～0.32; B. temperature (℃): upper river in Zhejiang Province/middle river in Zhejiang Province/lower river in Zhejiang Province=250～265/215～230/185～195; C. spinning speed: 600～750m/min, can make described health care spandex, and its monofilament specification is 30～70 Denier.
Embodiment 1:
The first step: the preparation of core
(1) get 10 parts of bamboo charcoal powder, at 110 ℃, be dried 5 hours;
(2) bamboo charcoal powder of step (1) being processed is placed in stainless steel still, be evacuated to 0.05 standard atmospheric pressure, the hexamethylene aqueous solution dipping bamboo charcoal powder that is 70% to implantation quality percent concentration in stainless steel still, apply the air pressure of 0.3MPa, pressurize 1 hour, take out the bamboo charcoal powder after dipping, at 110 ℃, be dried 8 hours, the adhesion amount of the hexamethylene after processing in bamboo charcoal powder reaches 0.07 part;
(3) bamboo charcoal powder of step (2) being processed is placed in stainless steel still, be evacuated to 0.05 standard atmospheric pressure, in stainless steel still, inject plant essence oil-impregnated bamboo charcoal powder, apply the air pressure of 0.5MPa, pressurize 1.5 hours, take out the bamboo charcoal powder after dipping, at 150 ℃, be dried 6 hours, the adhesion amount of the plant essence after processing in bamboo charcoal powder reaches 0.06 part;
(4) bamboo charcoal powder of step (3) being processed and the melt polyurethane of 89.87 parts section are placed in double screw extruder, in temperature, are that at 220 ℃, melt blending is even, prepare core prepare for follow-up melt spinning.
Second step: the preparation of foreskin
(1) prepare fibre-forming polymer: the mol ratio of vulcabond/polytetrahydrofuran diol be 1.8 at 85 ℃ polymerization 45min, after pre-polymerization completes, in prepolymer, add the solution that DMA solvent is made mass percent concentration 45%; Chain extender is the DMA solution of ethylenediamine, propane diamine, pentanediamine etc., and mass percent concentration is 4.5%; Chain extender adds chain extension in pre-polymer solution to, makes the DMA solution of fibre-forming polymer after chain extension, and the mass ratio that amine accounts for fibre-forming polymer is 1.2%, and the mass percent concentration of solution is 35%.Wherein fibre-forming polymer accounts for 96 parts of foreskins;
(2) prepare auxiliary agent slurry: 0.05 part of eight carboxyl metal phthalocyanine, 0.03 part of anti ultraviolet agent, 1 part of antioxidant, 0.5 part of lubricant, 0.15 part of delustering agent, 0.6 part of dyeing assistant, 1.67 parts of fibre-forming polymer solution are mixed, by agitator stir, grinder grinds and to reach homodisperse object, the mass percent concentration of the slurry of preparation is 35%;
(3) auxiliary agent slurry prepared by the fibre-forming polymer solution of being prepared by step (1) and step (2) is uniformly dispersed in mixing plant, store 36 hours, viscosity is 6500poise, prepares spinning solution, prepares foreskin prepare for follow-up dry spinning.
The 3rd step: spinning health care spandex
A. air quantity: enterprising/last time/next time=0.65/0.35/0.28; B. temperature (℃): upper river in Zhejiang Province/middle river in Zhejiang Province/lower river in Zhejiang Province=260/225/195; C. spinning speed: 750m/min, makes health care spandex, and its monofilament specification is 30 Denier, and the mass percent that core and foreskin respectively account for fiber is 50%.
After testing, the far infrared transmissivity of health care spandex is 87%, and fungi antibiotic rate is 90%, and formaldehyde elimination factor is 80%, and the physical index of fiber is: ultimate strength 30 gram forces, elongation at break is 610%.
Appendix:
1. formaldehyde elimination factor method of testing
In the glass capsulation case with latex window, put into the fiber that 2g is fluffy, with syringe, by latex window, inject formaldehyde gas, by concentration of formaldehyde tester (model: PPMFormaldemeterhtv), test initial concentration is about 10.0ppm, 4 hours, interval, then with concentration of formaldehyde analyzer by the concentration of formaldehyde in latex window inspection instrument.
Formaldehyde elimination factor=(C
1-C
2in)/C1 formula: C
1for initial concentration of formaldehyde, C
2for eliminating the rear concentration of formaldehyde of reaction.
Claims (3)
1. a health care spandex fibre, is combined by foreskin and core, it is characterized in that fibre section is solid, and the mass percent that core accounts for fiber is 30～70%, and the mass percent that foreskin accounts for fiber is 30～70%;
The mass percent formula of its core material is:
Bamboo charcoal powder 5～20%,
Hexamethylene 0.05～1.0%,
Spices 0.05～2.0%,
Fibre-forming polymer 77～94%;
Its foreskin mass percent formula is:
Eight carboxyl metal phthalocyanines 0.1～0.5%,
Anti ultraviolet agent 0.1～0.5%,
Antioxidant 0.1～0.5%,
Lubricant 0.2～1.0%,
Delustering agent 0.1～0.5%,
Fibre-forming polymer 97～99.4%;
Described bamboo charcoal powder is ground and is formed by active bamboo, and particle diameter is 1～5 μ m; Described spices is rose essential oils; Described fibre-forming polymer is the section of polyurethane melt-spun;
Anti ultraviolet agent is that 2-(2'-hydroxyl-3', 5'-di-tert-butyl-phenyl)-benzotriazole, antioxidant are that two (N, the amino 4-phenyl of N-dimethyl hydrazides) methane, lubricant are that dolomol, delustering agent are titanium dioxide.
2. a manufacture method for health care spandex fibre as claimed in claim 1, is characterized in that this manufacture method undertaken by following technique:
The manufacture method of core is:
1) dry bamboo charcoal powder is dried 4～6 hours at 100～120 ℃;
2) by step 1) bamboo charcoal powder processed is placed in stainless steel still, be evacuated to 0.1 below standard atmospheric pressure, the hexamethylene aqueous solution dipping bamboo charcoal powder that is 50～90% to implantation quality percent concentration in stainless steel still, apply the air pressure of 0.3～0.5MPa, pressurize 0.5～1.5 hour, take out the bamboo charcoal powder after dipping, at 100～120 ℃, be dried 6～10 hours;
3) by step 2) bamboo charcoal powder processed is placed in stainless steel still, be evacuated to 0.1 below standard atmospheric pressure, in stainless steel still, inject plant essence oil-impregnated bamboo charcoal powder, apply the air pressure of 0.3～0.5MPa, pressurize 0.5～1.5 hour, take out the bamboo charcoal powder after dipping, at 130～160 ℃, be dried 6～10 hours;
4) by step 3) bamboo charcoal powder processed and melt polyurethane section are placed in double screw extruder, in temperature, are that at 200～280 ℃, melt blending evenly becomes molten spinning filament;
The manufacture method of foreskin is:
1) prepare fibre-forming polymer: the mol ratio of vulcabond and polytetrahydrofuran diol be 1.6～1.8 at 70～90 ℃ prepolymerization 30～45min, after prepolymerization completes, to adding DMA solvent in prepolymer, to make mass percent concentration be 40～50% solution; Chain extender is the DMA solution of ethylenediamine, propane diamine, pentanediamine, and mass percent concentration is 4.0～5.0%; Chain extender adds chain extension in pre-polymer solution to, makes the DMA solution of fibre-forming polymer after chain extension, and the mass ratio that amine accounts for fibre-forming polymer is 1.0～2.0%, and the mass percent concentration of solution is 33～35%;
2) prepare auxiliary agent slurry: eight carboxyl metal phthalocyanines, anti ultraviolet agent, antioxidant, lubricant, delustering agent, fibre-forming polymer solution are mixed, by agitator stir, grinder grinds and to reach homodisperse object, the mass percent concentration of the slurry of preparation is 33～35%, wherein anti ultraviolet agent is that 2-(2'-hydroxyl-3', 5'-di-tert-butyl-phenyl)-benzotriazole, antioxidant are that two (N, the amino 4-phenyl of N-dimethyl hydrazides) methane, lubricant are that dolomol, delustering agent are titanium dioxide;
3) by step 1) fibre-forming polymer solution and the step 2 prepared) the auxiliary agent slurry prepared is uniformly dispersed in mixing plant, stores 24～36 hours, and slaking is complete, prepares spinning solution;
Adopt spinneret assembly, molten spinning filament is extruded from the hollow needle of spinneret assembly, becomes the core of fiber after cooling; Spinning solution is extruded from spinneret assembly extruded hole, becomes the foreskin of fiber after solvent evaporates.
3. the manufacture method of a kind of spandex that keeps healthy according to claim 2, it is characterized in that described spinneret assembly, comprise: extruded hole (1) and a hollow needle (2) that extends through extruded hole with concentric manner, thereby form a circular hole and a looping pit, wherein to stretch out the length H of extruded hole (1) be 4～15mm to the head of hollow needle (2).
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| CN104195674B (en) * | 2014-09-02 | 2016-01-13 | 浙江华峰氨纶股份有限公司 | A kind of energy storage spandex fibre and preparation method thereof |
| CN104278353B (en) * | 2014-10-24 | 2016-03-30 | 浙江华峰氨纶股份有限公司 | A kind of warming spandex fibre and preparation method thereof |
| CN104372441B (en) * | 2014-11-19 | 2016-05-04 | 浙江华峰氨纶股份有限公司 | A kind of spandex fibre that possesses air-cleaning function and preparation method thereof |
| CN104726961A (en) * | 2015-03-18 | 2015-06-24 | 浙江华峰氨纶股份有限公司 | Antibacterial spandex fiber and preparation method thereof |
| CN105603572A (en) * | 2016-03-04 | 2016-05-25 | 广州卡奴迪路服饰股份有限公司 | Synthetic fibers with antibacterial and anti-ultraviolet functions and preparing method thereof |
| CN105887475A (en) * | 2016-05-11 | 2016-08-24 | 宜兴市艺蝶针织有限公司 | Mosquito-repellent anti-mite silk stocking production process |
| CN106757508B (en) * | 2016-11-23 | 2018-11-06 | 浙江华峰氨纶股份有限公司 | A kind of aramid fiber-spandex core-skin composite fiber and preparation method thereof |
| CN106868614A (en) * | 2017-01-10 | 2017-06-20 | 烟台泰和新材料股份有限公司 | A kind of conductive spandex fibre and preparation method thereof |
| CN106884220B (en) * | 2017-01-11 | 2019-01-25 | 福建百宏聚纤科技实业有限公司 | FDY high strength polyester filament yarn |
| CN109295533A (en) * | 2018-09-18 | 2019-02-01 | 广东山石微量元素研究院（普通合伙） | A kind of spandex fibre of the micro mist containing Khotan jade and preparation method thereof |
| CN109295526B (en) * | 2018-10-09 | 2020-11-13 | 浙江华峰氨纶股份有限公司 | Preparation method of antibacterial polyurethane elastic fiber containing block guanidine polymer |
| CN110318105B (en) * | 2019-05-28 | 2020-11-27 | 武汉纺织大学 | A centrifugal spraying device for bidirectional sheath-core fibers |
| CN111441102B (en) * | 2020-04-26 | 2022-05-13 | 浙江正凯化纤有限公司 | Preparation method of antiviral composite polyester fiber |
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| JPS61296118A (en) * | 1985-06-19 | 1986-12-26 | Kuraray Co Ltd | Production of fragrant polyester fiber |
| CN100521943C (en) * | 2006-11-20 | 2009-08-05 | 北京崇高纳米科技有限公司 | Inorganic/organic nano composite antibacterial agent and its fabric product application |
| CN101161877A (en) * | 2007-11-28 | 2008-04-16 | 盛虹集团有限公司 | Bamboo charcoal modified polyester with fragrance |
| WO2011052262A1 (en) * | 2009-10-28 | 2011-05-05 | 日清紡テキスタイル株式会社 | Core-sheath conjugate thread, fabric, clothing article, and method for producing core-sheath conjugate thread |
| CN102268752B (en) * | 2011-06-02 | 2012-12-12 | 浙江华峰氨纶股份有限公司 | Method for manufacturing polyurethane elastic fibers containing octacarboxylic metal phthalocyanines |
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