CN109338562A - Functional flaxen fiber fabric and preparation method - Google Patents
Functional flaxen fiber fabric and preparation method Download PDFInfo
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- CN109338562A CN109338562A CN201811117704.1A CN201811117704A CN109338562A CN 109338562 A CN109338562 A CN 109338562A CN 201811117704 A CN201811117704 A CN 201811117704A CN 109338562 A CN109338562 A CN 109338562A
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/28—Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
- D01D5/30—Conjugate filaments; Spinnerette packs therefor
- D01D5/34—Core-skin structure; Spinnerette packs therefor
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
- D01F1/106—Radiation shielding agents, e.g. absorbing, reflecting agents
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/14—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyester as constituent
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
- D10B2201/02—Cotton
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
- D10B2201/08—Ramie
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
- D10B2201/10—Bamboo
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/13—Physical properties anti-allergenic or anti-bacterial
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2501/00—Wearing apparel
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Artificial Filaments (AREA)
- Multicomponent Fibers (AREA)
Abstract
This application involves a kind of functional flaxen fiber fabric and preparation methods comprising following ingredient: ramee, polyester fiber, bamboo fiber and color cotton fiber；Wherein, the polyester fiber is core-skin type composite polyester fiber, and the core-skin type composite polyester fiber includes cortex and sandwich layer, the section of the sandwich layer is circle, cortex coats sandwich layer, which is made of PET polyester and the first polyester master particle, and sandwich layer is made of PET polyester and the second polyester master particle；First polyester master particle is mixed with polyester slice by the first powder, is obtained through being granulated, and second polyester master particle is mixed with polyester slice by the second powder, obtained through being granulated.
Description
Technical field
This application involves fabric technical field more particularly to a kind of functional flaxen fiber fabric and preparation methods.
Background technique
In modern society's life, clothes role has been far above in warming, it is required that having a variety of function
Can, ventilative, antibacterial, pro-skin and other effects with various performances, especially moisture absorption, the health of wearing that people can be improved refers to
Mark.
Flaxen fiber is the profit hide fiber for taking from plant stem or leaf, has good intensity, is a natural fiber element
Fiber has many advantages, such as that humidity absorption and release is fast, good permeability, wherein ramee also has effects that fungus-resistant, but crudefiber crop is fine
The ductility of dimension is small, and cohesive force is small, and the rigidity of fiber is larger, and spinning is difficult, and the biggish short flannel of the rigidity for generation of spinning easily produces
Raw prodding and itching feeling.Due to single face liber it is functional and in terms of there are limitation, therefore, it is necessary to using it is a variety of not
The fiber blend of congenerous is weaved.But in actual production, fabric structure design and raw material preparation are usually not scientific and reasonable enough, make to give birth to
Production. art complexity, low efficiency, the functionality for causing fabric to have is unstable or even can degenerate.
Summary of the invention
The present invention is intended to provide a kind of functionality flaxen fiber fabric and preparation method, set forth above to solve the problems, such as.
A kind of functional flaxen fiber fabric and preparation method are provided in the embodiment of the present invention comprising following ingredient:
Ramee, polyester fiber, bamboo fiber and color cotton fiber；Wherein, the polyester fiber is core-skin type composite polyester fiber, institute
Stating core-skin type composite polyester fiber includes cortex and sandwich layer, and the section of the sandwich layer is circle, and cortex coats sandwich layer, the cortex
It is made of PET polyester and the first polyester master particle, sandwich layer is made of PET polyester and the second polyester master particle；First polyester master particle
It mixed by the first powder with polyester slice, obtained through being granulated, second polyester master particle is passed through by the second powder and polyester slice
Mixing is obtained through being granulated.
The technical solution that the embodiment of the present invention provides can include the following benefits:
A kind of preparation method of functional flaxen fiber fabric of the present invention, procedure arrangement is reasonable, passes through spinning process and raw material
The design of proportion, improves the textile performance and wearability of ramee, and prepared fabric is ventilative with excellent moisture absorption
Property, good fungus-resistant and skin affinity, the fabric style is unique, is a kind of high-grade blended flaxen fiber face of multifunctionality
Material.
The additional aspect of the application and advantage will be set forth in part in the description, and will partially become from the following description
It obtains obviously, or recognized by the practice of the application.It should be understood that above general description and following detailed description are only
Be it is exemplary and explanatory, the application can not be limited.
Specific embodiment
Example embodiments are described in detail here, embodiment described in following exemplary embodiment
Do not represent all embodiments consistented with the present invention.On the contrary, they be only with as being described in detail in the appended claims
, the examples of the device and method that some aspects of the invention are consistent.
Embodiments herein is related to a kind of functional flaxen fiber fabric and preparation method；
A kind of functionality flaxen fiber fabric comprising following ingredient:
Ramee, polyester fiber, bamboo fiber and color cotton fiber；
The usage ratio of the fabric ingredient are as follows: ramee 40%, polyester fiber 20%, bamboo fiber 10% and color cotton are fine
Dimension 30%；
The fineness of the fabric ingredient are as follows: ramee 8.8dtex, polyester fiber 1.8dtex, bamboo fiber 2.0dtex and
Color cotton fiber 2.2dtex；
Wherein, the polyester fiber is core-skin type composite polyester fiber, in the cortex and sandwich layer of the composite polyester fiber
Unexpected technical effect is produced by the addition of filler added with functional agglomerate so that the polyester fiber have it is good
Good infrared ray absorbing and reflecting effect, and then prevent the perspective of infrared ray.
A kind of preferred embodiment is that the core-skin type composite polyester fiber includes cortex and sandwich layer, the section of the sandwich layer
For circle, cortex coats sandwich layer, which is made of PET polyester and the first polyester master particle, and sandwich layer is gathered by PET polyester and second
Ester master batch composition.First polyester master particle is mixed with polyester slice by the first powder, is obtained through being granulated, second polyester
Master batch is mixed with polyester slice by the second powder, is obtained through being granulated；
First powder is the mixture of CuS/CuO nano flower and carbon nanotube, and second powder is received for CuS/Ag
Popped rice and TiO2The mixture of nanoparticle.By the setting of above-mentioned cortex and sandwich layer, especially it is all provided in cortex and sandwich layer
There is filler, wherein absorbed layer of the cortex as infrared ray, reflecting layer of the sandwich layer as infrared ray can penetrate a part
The infrared reflection of cortex is absorbed to cortex, and then promotes the absorption for infrared light, and this structure is red for preventing
The perspective of outside line plays unexpected beneficial effect.Meanwhile above-mentioned cortex and sandwich layer can be cooperateed with and be played a role, for infrared
The absorption of line and reflection is unexpected greatly improves, to enhance the anti-transparent effect of polyester fiber.
Preferably, the cortex and sandwich layer are in concentric loop structure；
The cortex accounts for the 20~60% of composite polyester fiber total weight；
In cortex, the mass content of first powder is 0.5-3wt.%；In the core, the matter of second powder
Amount content is 2-5wt.%.
About the first powder, the first powder is the mixture of CuS/CuO nano flower and carbon nanotube, wherein CuS/CuO receives
In popped rice, CuO is the nanoparticle being supported on CuS nano flower；CuS/CuO nano flower and the mass ratio of carbon nanotube are 3:
4.Copper sulphide nano structure has very wide band structure, with non-linear optical property, and has good photo-thermal
CuO and CuS, carbon nanotube are combined into powder in the present embodiment by conversion performance, which has the infrared light of wider frequency rate
There is good assimilation effect, meanwhile, which can be as the dispersing agent of carbon nanotube and copper oxide, to reach
The effect of uniform pickup infrared ray.The carbon nanotube is single-walled carbon nanotube, and length is preferably 5~10 microns；The CuS/
In CuO nano flower, the mass ratio of CuS and CuO is 1:7, and the CuO nano particle diameter is 50nm, the CuS nano flower be by
With a thickness of the petal design that the flake structure of 300nm is formed by stacking, the diameter of CuS nano flower is 5~7 microns.
About the second powder, as described above, the second powder is CuS/Ag nano flower and TiO2The mixture of nanoparticle,
In, in CuS/Ag nano flower, Ag is the nanoparticle being supported on CuS nano flower；CuS/Ag nano flower and TiO2Nanoparticle
Mass ratio be 1:3.By CuS and Ag, TiO in the present embodiment2Nanoparticle is combined into powder, which has infrared light
There is good reflecting effect, and then promotes absorption of the cortex for infrared light, meanwhile, which can be used as Ag
And TiO2The dispersing agent of nanoparticle, to achieve the effect that non-uniform reflection infrared ray.The TiO2Nano particle diameter is
100nm；In the CuS/Ag nano flower, the mass ratio of CuS and Ag are 1:4, and the Ag nano particle diameter is 50nm, described
CuS nano flower is the petal design being formed by stacking by the flake structure with a thickness of 300nm, and the diameter of CuS nano flower is 5~7 micro-
Rice.
The second embodiment of the application on the basis of first embodiment, the difference is that, the section of the sandwich layer is positive
Triangular structure, the cortex coat the sandwich layer.
A kind of preparation method of functionality flaxen fiber fabric the following steps are included:
(1) fabric ingredient is chosen: including ramee, polyester fiber, bamboo fiber and color cotton fiber；The fabric ingredient
Usage ratio are as follows: ramee 40%, polyester fiber 20%, bamboo fiber 10% and color cotton fiber 30%；The fabric ingredient
Fineness are as follows: ramee 8.8dtex, polyester fiber 1.8dtex, bamboo fiber 2.0dtex and color cotton fiber 2.2dtex；
(2) spinning portion technique: the spinning portion technique mainly includes following procedure: mixing, cotton carding, drafting, rove and spinning process,
The ramee and polyester fiber is blended at warp thread, bamboo fiber and color cotton fiber is blended at weft yarn；Wherein, cotton carding work
The cylinder speed of skill is 200~220r/min, my 600~650r/min of licker-in speed, doffer speed 15r/min, cover board speed
Degree is 155~160mm/min；Drafting is by the way of suitable drawing-off, the specification for the warp thread being spun into are as follows: fineness 20.2tex, the twist
750 twirls/m, bar evenness 22%；The specification of the weft yarn are as follows: fineness 17.8tex, 700 twirls of the twist/m, bar evenness
20%；
(3) knit portion's technique: it includes winder, warping, sizing, weaving process that this, which knits portion's technique, wherein winder speed is
1200m/min, slashing technique are as follows: 95 DEG C of temperature, time 45min, the rate of sizing 85%, regain 12%, speed 500m/min；Institute
Stating loom speed is 320m/min, the main formula of slurry are as follows: PVA60%, tapioca 5%, methyl esters 0.5%；Yarn is successively
After above-mentioned operation is handled, by plain weave small jacquard weave at fabric on dobby machine, fabric specification is breadth
175cm, through close 290/10cm, 265/10cm of filling density.
(4) arrange sizing: arrange shaping process include singe, desizing kiering, softness, preshrunk, pre-setting at finished fabric,
Wherein, temperature of singing is 700~750 DEG C, speed 8m/s；Desizing process is completed in amylase solution, and temperature is controlled 50
~70 DEG C, desizing rate is 95%；Finished product is formed rate as 15m/min, and temperature is 160 DEG C.
Present invention discloses a kind of preparation methods of functional flaxen fiber fabric, and the preparation method process arrangement is reasonable, leads to
The design for crossing reasonable spinning process and raw material proportioning improves the textile performance and wearability of ramee, prepared
Fabric has excellent sucting wet air permeability, good fungus-resistant and skin affinity, and it is a kind of top grade that the fabric style is unique
The blended flaxen fiber fabric of multifunctionality.
Wherein, the preparation process of the polyester fiber are as follows:
Step 1 is mediated the first powder, the second powder in advance with polyester slice respectively, and then melt blending is made the
One powder, the second powder content are the first polyester master particle and the second polyester master particle of 30wt.%；
It is step 2, polyester slice and above-mentioned first polyester master particle is pre-dispersed, obtain cortex polyester；By polyester slice with it is upper
It is pre-dispersed to state the second polyester master particle, obtains sandwich layer polyester；
Then the cortex polyester and sandwich layer polyester are used twin-screw extrusion unit and single screw extrusion machine by step 3 respectively
Group melting conveying, is assigned to each spinneret orifice of core/sheath spinneret, projects from spinneret orifice, last cooled and solidified oils, leads
Silk, winding.
The temperature of the kneading is 120 DEG C, time 100min.
First powder is obtained by following steps: by the CuCl of 0.7g2·2H2O is added to the N of 35mL, N- dimethyl
In formamide solution, it is uniformly mixing to obtain solution A；Then 0.8g thiocarbamide is added to the N,N-dimethylformamide solution of 35mL
In, it is uniformly mixing to obtain solution B；The polyvinylpyrrolidone of carbon nanotube, CuO nanoparticle and 1g is added to solution B again
In, solution C is obtained after being sufficiently stirred；Then solution C is slowly added into solution A, stirs 60min, obtains solution D, it will be molten
Liquid D is put into ptfe autoclave, and 2h, natural cooling cooling, by product deionized water and ethyl alcohol are reacted at 190 DEG C
Cleaning, obtains the first powder；
Second raw powder's production technology is similar with the first powder, repeats no more.Wherein, in cortex polyester, described first
The mass content of powder is 0.5-3wt.%；In sandwich layer polyester, the mass content of second powder is 2-5wt.%；
The temperature of twin-screw extrusion unit described in step 3 is 230~265 DEG C, and spin manifold temperature is 260 DEG C；Single screw rod
Squeezing out unit temperature setting is 260~295 DEG C, 292 DEG C of spin manifold temperature；290 DEG C of public spin manifold temperature.
It is cooled to described in step 3 using cooling air cooling, wherein cross air blasting wind pressure is 50~500Pa, wind speed 0.2
~1.2m/s, wind-warm syndrome are 15~20 DEG C, and wind moisture is 65~80%.
Drawing-off winding speed is 2500~4500m/min in winding described in step 3.
Further explanation is made to the present invention combined with specific embodiments below:
Embodiment 1
It the following is the preparation process of composite polyester fiber of the present invention:
S1, by the CuCl of 0.7g2·2H2O is added in the n,N-Dimethylformamide solution of 35mL, is uniformly mixing to obtain
Solution A；Then 0.8g thiocarbamide is added in the n,N-Dimethylformamide solution of 35mL, is uniformly mixing to obtain solution B；Again will
The polyvinylpyrrolidone of carbon nanotube, CuO nanoparticle and 1g is added in solution B, obtains solution C after being sufficiently stirred；So
Solution C is slowly added into solution A afterwards, 60min is stirred, obtains solution D, solution D is put into ptfe autoclave,
2h is reacted at 190 DEG C, product is cleaned with deionized water and ethyl alcohol, obtains the first powder by natural cooling cooling；
S2, by the CuCl of 0.7g2·2H2O is added in the n,N-Dimethylformamide solution of 35mL, is uniformly mixing to obtain
Solution A 1；Then 0.8g thiocarbamide is added in the n,N-Dimethylformamide solution of 35mL, is uniformly mixing to obtain solution B 1；Again
By TiO2The polyvinylpyrrolidone of nanoparticle, Ag nanoparticle and 1g is added in solution B 1, is obtained after being sufficiently stirred molten
Liquid C1；Then solution C 1 is slowly added into solution A 1, stirs 60min, obtains solution D 1, solution D 1 is put into polytetrafluoroethyl-ne
In alkene reaction kettle, 2h is reacted at 190 DEG C, product is cleaned with deionized water and ethyl alcohol, obtains the second powder by natural cooling cooling
Body；
S3 is mediated the first powder, the second powder in advance with polyester slice respectively, and the temperature of kneading is 120 DEG C, when
Between be 100min, it is 30wt.% that the first powder, the second powder content then, which is made, by double screw extruder melt blending
The first polyester master particle and the second polyester master particle；
S4, polyester slice and above-mentioned first polyester master particle is pre-dispersed, obtain cortex polyester；By polyester slice and above-mentioned the
Dimer ester master batch is pre-dispersed, obtains sandwich layer polyester；Then the cortex polyester and sandwich layer polyester are used into double screw extruder respectively
Group and the melting conveying of single screw extrusion machine group, (wherein, the temperature of twin-screw extrusion unit is 230~265 DEG C, and spin manifold temperature is
260℃；Single screw extrusion machine group temperature setting is 260~295 DEG C, 292 DEG C of spin manifold temperature；290 DEG C of public spin manifold temperature) distribution
To each spinneret orifice of core/sheath spinneret, projected from spinneret orifice, cooled and solidified at strand, wherein cross air blasting wind pressure be 50~
500Pa, wind speed are 0.2~1.2m/s, and wind-warm syndrome is 15~20 DEG C, and wind moisture is 65~80%, it is cooling after tow through filar guide by
It is oil solution dedicated oil after, by path reach rolling step, through upper and lower draw-off godet change trend, adjust tension after, into winding
Machine is wound into spinning cake, and drawing-off winding speed is 2500~4500m/min.
Wherein, the section of the sandwich layer is circular configuration, and the cortex coats the sandwich layer；In cortex, described
The mass content of one powder is 0.5wt.%；In the core, the mass content of second powder is 2wt.%.Mechanical property:
Filament number is 1.7dtex, breaking strength 3.6cN/dtex, elongation at break 34%.Ir transmissivity: using it is ultraviolet-
Visible spectrophotometer carries out nearinfrared transmittance test to polyester fiber under 950nm wavelength, and discovery transmissivity is 4.2%.
Embodiment 2
It the following is the preparation process of composite polyester fiber of the present invention:
S1, by the CuCl of 0.7g2·2H2O is added in the n,N-Dimethylformamide solution of 35mL, is uniformly mixing to obtain
Solution A；Then 0.8g thiocarbamide is added in the n,N-Dimethylformamide solution of 35mL, is uniformly mixing to obtain solution B；Again will
The polyvinylpyrrolidone of carbon nanotube, CuO nanoparticle and 1g is added in solution B, obtains solution C after being sufficiently stirred；So
Solution C is slowly added into solution A afterwards, 60min is stirred, obtains solution D, solution D is put into ptfe autoclave,
2h is reacted at 190 DEG C, product is cleaned with deionized water and ethyl alcohol, obtains the first powder by natural cooling cooling；
S2, by the CuCl of 0.7g2·2H2O is added in the n,N-Dimethylformamide solution of 35mL, is uniformly mixing to obtain
Solution A 1；Then 0.8g thiocarbamide is added in the n,N-Dimethylformamide solution of 35mL, is uniformly mixing to obtain solution B 1；Again
By TiO2The polyvinylpyrrolidone of nanoparticle, Ag nanoparticle and 1g is added in solution B 1, is obtained after being sufficiently stirred molten
Liquid C1；Then solution C 1 is slowly added into solution A 1, stirs 60min, obtains solution D 1, solution D 1 is put into polytetrafluoroethyl-ne
In alkene reaction kettle, 2h is reacted at 190 DEG C, product is cleaned with deionized water and ethyl alcohol, obtains the second powder by natural cooling cooling
Body；
S3 is mediated the first powder, the second powder in advance with polyester slice respectively, and the temperature of kneading is 120 DEG C, when
Between be 100min, it is 30wt.% that the first powder, the second powder content then, which is made, by double screw extruder melt blending
The first polyester master particle and the second polyester master particle；
S4, polyester slice and above-mentioned first polyester master particle is pre-dispersed, obtain cortex polyester；By polyester slice and above-mentioned the
Dimer ester master batch is pre-dispersed, obtains sandwich layer polyester；Then the cortex polyester and sandwich layer polyester are used into double screw extruder respectively
Group and the melting conveying of single screw extrusion machine group, (wherein, the temperature of twin-screw extrusion unit is 230~265 DEG C, and spin manifold temperature is
260℃；Single screw extrusion machine group temperature setting is 260~295 DEG C, 292 DEG C of spin manifold temperature；290 DEG C of public spin manifold temperature) distribution
To each spinneret orifice of core/sheath spinneret, projected from spinneret orifice, cooled and solidified at strand, wherein cross air blasting wind pressure be 50~
500Pa, wind speed are 0.2~1.2m/s, and wind-warm syndrome is 15~20 DEG C, and wind moisture is 65~80%, it is cooling after tow through filar guide by
It is oil solution dedicated oil after, by path reach rolling step, through upper and lower draw-off godet change trend, adjust tension after, into winding
Machine is wound into spinning cake, and drawing-off winding speed is 2500~4500m/min.
Wherein, the section of the sandwich layer is circular configuration, and the cortex coats the sandwich layer；In cortex, described
The mass content of one powder is 3wt.%；In the core, the mass content of second powder is 5wt.%.Mechanical property: single
Silk size is 1.6dtex, breaking strength 3.2cN/dtex, elongation at break 34%.Ir transmissivity: using it is ultraviolet-can
See that spectrophotometer carries out nearinfrared transmittance test to polyester fiber under 950nm wavelength, discovery transmissivity is 4.1%.
Embodiment 3
It the following is the preparation process of composite polyester fiber of the present invention:
S1, by the CuCl of 0.7g2·2H2O is added in the n,N-Dimethylformamide solution of 35mL, is uniformly mixing to obtain
Solution A；Then 0.8g thiocarbamide is added in the n,N-Dimethylformamide solution of 35mL, is uniformly mixing to obtain solution B；Again will
The polyvinylpyrrolidone of carbon nanotube, CuO nanoparticle and 1g is added in solution B, obtains solution C after being sufficiently stirred；So
Solution C is slowly added into solution A afterwards, 60min is stirred, obtains solution D, solution D is put into ptfe autoclave,
2h is reacted at 190 DEG C, product is cleaned with deionized water and ethyl alcohol, obtains the first powder by natural cooling cooling；
S2, by the CuCl of 0.7g2·2H2O is added in the n,N-Dimethylformamide solution of 35mL, is uniformly mixing to obtain
Solution A 1；Then 0.8g thiocarbamide is added in the n,N-Dimethylformamide solution of 35mL, is uniformly mixing to obtain solution B 1；Again
By TiO2The polyvinylpyrrolidone of nanoparticle, Ag nanoparticle and 1g is added in solution B 1, is obtained after being sufficiently stirred molten
Liquid C1；Then solution C 1 is slowly added into solution A 1, stirs 60min, obtains solution D 1, solution D 1 is put into polytetrafluoroethyl-ne
In alkene reaction kettle, 2h is reacted at 190 DEG C, product is cleaned with deionized water and ethyl alcohol, obtains the second powder by natural cooling cooling
Body；
S3 is mediated the first powder, the second powder in advance with polyester slice respectively, and the temperature of kneading is 120 DEG C, when
Between be 100min, it is 30wt.% that the first powder, the second powder content then, which is made, by double screw extruder melt blending
The first polyester master particle and the second polyester master particle；
S4, polyester slice and above-mentioned first polyester master particle is pre-dispersed, obtain cortex polyester；By polyester slice and above-mentioned the
Dimer ester master batch is pre-dispersed, obtains sandwich layer polyester；Then the cortex polyester and sandwich layer polyester are used into double screw extruder respectively
Group and the melting conveying of single screw extrusion machine group, (wherein, the temperature of twin-screw extrusion unit is 230~265 DEG C, and spin manifold temperature is
260℃；Single screw extrusion machine group temperature setting is 260~295 DEG C, 292 DEG C of spin manifold temperature；290 DEG C of public spin manifold temperature) distribution
To each spinneret orifice of core/sheath spinneret, projected from spinneret orifice, cooled and solidified at strand, wherein cross air blasting wind pressure be 50~
500Pa, wind speed are 0.2~1.2m/s, and wind-warm syndrome is 15~20 DEG C, and wind moisture is 65~80%, it is cooling after tow through filar guide by
It is oil solution dedicated oil after, by path reach rolling step, through upper and lower draw-off godet change trend, adjust tension after, into winding
Machine is wound into spinning cake, and drawing-off winding speed is 2500~4500m/min.
Wherein, the section of the sandwich layer is circular configuration, and the cortex coats the sandwich layer；In cortex, described
The mass content of one powder is 2.5wt.%；In the core, the mass content of second powder is 4wt.%.Mechanical property:
Filament number is 1.3dtex, breaking strength 2.7cN/dtex, elongation at break 28%.Ir transmissivity: using it is ultraviolet-
Visible spectrophotometer carries out nearinfrared transmittance test to polyester fiber under 950nm wavelength, and discovery transmissivity is 6.8%.
Embodiment 4
The present embodiment on that basis of example 1, the difference is that, the section of the sandwich layer is positive triangular structure, institute
Cortex is stated to coat the sandwich layer.Mechanical property: filament number 1.8dtex, breaking strength 3.2cN/dtex, extension at break
Rate is 37%.Ir transmissivity: near-infrared is carried out to polyester fiber under 950nm wavelength using ultraviolet-visible spectrophotometer
Transmissivity test, discovery transmissivity are 6.0%.
The foregoing is merely preferred modes of the invention, are not intended to limit the invention, all in spirit and original of the invention
Within then, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of functionality flaxen fiber fabric, which is characterized in that it includes following ingredient: ramee, polyester fiber, bamboo fibril
Peacekeeping color cotton fiber；Wherein, the polyester fiber is core-skin type composite polyester fiber, and the core-skin type composite polyester fiber includes
The section of cortex and sandwich layer, the sandwich layer is circle, and cortex coats sandwich layer, and the cortex is by PET polyester and the first polyester master particle
Composition, sandwich layer are made of PET polyester and the second polyester master particle；First polyester master particle is by the first powder and polyester slice through mixed
It closes, obtained through being granulated, second polyester master particle is mixed with polyester slice by the second powder, obtained through being granulated.
2. a kind of functional flaxen fiber fabric according to claim 1, which is characterized in that the amount ratio of the fabric ingredient
Example are as follows: ramee 40%, polyester fiber 20%, bamboo fiber 10% and color cotton fiber 30%.
3. a kind of functional flaxen fiber fabric according to claim 1, which is characterized in that the fineness of the fabric ingredient
Are as follows: ramee 8.8dtex, polyester fiber 1.8dtex, bamboo fiber 2.0dtex and color cotton fiber 2.2dtex.
4. a kind of functional flaxen fiber fabric according to claim 1, which is characterized in that first powder is CuS/
The mixture of CuO nano flower and carbon nanotube, second powder are CuS/Ag nano flower and TiO2The mixture of nanoparticle.
5. a kind of functional flaxen fiber fabric according to claim 4, which is characterized in that the cortex accounts for complex polyester fibre
Tie up the 20~60% of total weight.
6. a kind of functional flaxen fiber fabric according to claim 4, which is characterized in that in cortex, first powder
The mass content of body is 0.5-3wt.%；In the core, the mass content of second powder is 2-5wt.%.
7. a kind of functional flaxen fiber fabric according to claim 1, which is characterized in that the preparation method packet of the fabric
Include following steps:
(1) fabric ingredient is chosen: including ramee, polyester fiber, bamboo fiber and color cotton fiber；The dosage of the fabric ingredient
Ratio are as follows: ramee 40%, polyester fiber 20%, bamboo fiber 10% and color cotton fiber 30%；The fineness of the fabric ingredient
Are as follows: ramee 8.8dtex, polyester fiber 1.8dtex, bamboo fiber 2.0dtex and color cotton fiber 2.2dtex；
(2) spinning portion technique: the spinning portion technique mainly includes following procedure: mixing, cotton carding, drafting, rove and spinning process, by institute
It states ramee and polyester fiber is blended at warp thread, bamboo fiber and color cotton fiber is blended at weft yarn；Wherein, carding process
Cylinder speed is 200~220r/min, my 600~650r/min of licker-in speed, doffer speed 15r/min, and cover plate speed is
155~160mm/min；Drafting is by the way of suitable drawing-off, the specification for the warp thread being spun into are as follows: fineness 20.2tex, the twist 750
Twirl/m, bar evenness 22%；The specification of the weft yarn are as follows: fineness 17.8tex, 700 twirls of the twist/m, bar evenness 20%；
(3) knit portion's technique: it includes winder, warping, sizing, weaving process that this, which knits portion's technique, wherein winder speed is 1200m/
Min, slashing technique are as follows: 95 DEG C of temperature, time 45min, the rate of sizing 85%, regain 12%, speed 500m/min；The loom
Speed is 320m/min, the main formula of slurry are as follows: PVA60%, tapioca 5%, methyl esters 0.5%；Yarn successively passes through
After stating process processing, by plain weave small jacquard weave at fabric on dobby machine, fabric specification is breadth 175cm, through close
290/10cm, 265/10cm of filling density；
(4) arrange sizing: arrange shaping process include singe, desizing kiering, softness, preshrunk, pre-setting at finished fabric,
In, temperature of singing is 700~750 DEG C, speed 8m/s；Desizing process is completed in amylase solution, temperature control 50~
70 DEG C, desizing rate is 95%；Finished product is formed rate as 15m/min, and temperature is 160 DEG C.
8. a kind of functional flaxen fiber fabric according to claim 6, which is characterized in that first powder is CuS/
The mixture of CuO nano flower and carbon nanotube, wherein in CuS/CuO nano flower, CuO is the nanometer being supported on CuS nano flower
Particle；CuS/CuO nano flower and the mass ratio of carbon nanotube are 3:4；Second powder is CuS/Ag nano flower and TiO2
The mixture of nanoparticle, wherein in CuS/Ag nano flower, Ag is the nanoparticle being supported on CuS nano flower；CuS/Ag receives
Popped rice and TiO2The mass ratio of nanoparticle is 1:3.
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|---|---|---|---|---|
| CN110258001A (en) * | 2019-08-04 | 2019-09-20 | 杭州平匠文化艺术有限公司 | A kind of fiber short spinning and blending fabric |
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