CN110129901A - A kind of preparation method of creeping chill fiber - Google Patents
A kind of preparation method of creeping chill fiber Download PDFInfo
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- CN110129901A CN110129901A CN201910368280.4A CN201910368280A CN110129901A CN 110129901 A CN110129901 A CN 110129901A CN 201910368280 A CN201910368280 A CN 201910368280A CN 110129901 A CN110129901 A CN 110129901A
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- 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
- D01D5/06—Wet spinning methods
-
- 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
- D01D7/00—Collecting the newly-spun products
- D01D7/02—Collecting the newly-spun products in centrifugal spinning pots
-
- 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
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/04—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of yarns, threads or filaments
- D06B3/09—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of yarns, threads or filaments as packages, e.g. cheeses
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/38—Oxides or hydroxides of elements of Groups 1 or 11 of the Periodic System
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/51—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with sulfur, selenium, tellurium, polonium or compounds thereof
- D06M11/55—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with sulfur, selenium, tellurium, polonium or compounds thereof with sulfur trioxide; with sulfuric acid or thiosulfuric acid or their salts
Abstract
Natural quartz after removal of impurities is heated under 2000~2200 DEG C of vacuum high-temperature environment 30~35min, 20~22 DEG C is cooled in 30~60s, smashed it through 1200~1500 mesh, silicon powder is prepared by a kind of preparation method of creeping chill fiber, this method；Silicon powder is dispersed in and obtains obtaining spinning solution in spinning solution in spinning solution；Then creeping chill fiber is obtained by spinning, post-processing.The thermal conduction rate of creeping chill fiber of the present invention is the 2 times or more of common chemical fibre, regenerated celulose fibre etc., yarn feel caused by knitting is nice and cool, the fabric and skin contact moment woven can generate excellent creeping chill, not only feel is nice and cool, has good intensity, toughness, and wearability is good, have the function of ultra-violet radiation resisting, infrared reflection, high dielectric insulation, durability is good, and the fiber number and length of fiber are unrestricted, it can be achieved that industrialization production.
Description
Technical field
The invention belongs to textile fiber technology fields, and in particular to a kind of preparation method of creeping chill fiber.
Background technique
Under the development of innovative technology and people life style, fiber new product is continued to bring out, and contact coldness refers to fabric
A kind of creeping chill generated with human contact's moment human body since moment heat loss is excessive is the dress for evaluating fabric or clothes
One of important indicator of comfort level, requirement of the people to summer clothes is other than the appearance of fashion, and more the nice and cool of emphasis clothes relaxes
Therefore adaptive prepares a kind of thermally conductive nice and cool and wet-guide quick-drying fiber, can meet the needs of people are to summer fabric.Creeping chill is fine
Dimension can be used for manufacturing the high dress-goods of the added values such as high-grade underwear, sportswear fabric, thus have important commercial value.
Summary of the invention
The purpose of the present invention is to provide a kind of preparation method of creeping chill fiber, this method is easy to operate, low in cost, easy
In industrialized implementation, the thermal conduction rate of the creeping chill fiber of preparation is the 2 times or more of common chemical fibre, regenerated celulose fibre etc.,
Yarn feel caused by knitting is nice and cool, and the fabric and skin contact moment woven can generate excellent creeping chill.
In order to achieve the above objectives, the technical scheme is that
The present invention is added to chemical fibre, regenerated fiber using the natural quartz heat absorption feature that speed is slow, radiating rate is fast
In equal carriers, carry out it is a certain proportion of be blended and spinning, so that the fiber of certain creeping chill be prepared, by the fiber filament or
It cuts into short fine spinning and fabric is made, the fabric woven and skin contact moment can generate excellent creeping chill.
A kind of preparation method of creeping chill fiber provided by the invention, includes the following steps:
(1) natural quartz cleans
Natural quartz is immersed in water, 5~10min, 60~80 DEG C of 15~30min of drying are boiled；Pickling again: will be natural
The mass ratio of quartz, water, sulfuric acid mixing progress pickling, natural quartz and water is 1:0.8~1.2, the volume matter of sulfuric acid and water
The ratio between amount is 1:2.5~3.0mL/Kg, and control 1000-1100r/min revolving speed is stirred to react 2.5~3h when pickling, then microwave
Handle 20~30min；
(2) silicon powder is prepared
Natural quartz after removal of impurities is heated into 30~35min under 2000~2200 DEG C of vacuum high-temperature environment, in 30~60s
20~22 DEG C are inside cooled to, 1200~1500 mesh is smashed it through, obtains silicon powder；
(3) spinning solution is prepared
Silicon powder prepared by step (2) is dispersed in spinning solution and obtains spinning solution, silicon powder and spinning solution
Mass percent be 20~25:80~75；
(4) spinning
The spinning solution of step (3) preparation is formed into as-spun fibre strand through spinning；
(5) preliminary draft
By the as-spun fibre strand of step (4) preparation through 4-6 times of preliminary draft；
(6) it is wound into spinning cake
Strand after preliminary draft passes through spinning disc, consolidationroll, acid removing roller, and spinning cake is finally wound into tophan box；
(7) refining treatment
By spinning cake by alkali cleaning or pickling, the processes refining treatment such as wash, oil；
(8) it crimps, be formed, cutting
Spinning cake after refining treatment is wound into bobbin after damping, handles through saturated vapor thermal finalization, heat setting temperature
It is 100~120 DEG C；Creeping chill fiber is prepared after cutting.
Further, the mass fraction of iron rises 5~10% in quartz after step (1) removal of impurities, and the mass fraction of aluminium rises 10
~20%.
In step (3), the spinning solution is chemical fibre spinning stoste or regenerated fibre spinning solution, and the chemistry is fine
Dimension spinning solution is the spinning solution of the chemical fibres such as terylene, polyamide fibre, acrylic fibers, polyvinyl, polyvinyl chloride fibre or spandex；The regenerated fiber is spun
Silk stock solution is the spinning solution of regenerated fiber, and regenerated fiber is the fiber molecule for extracting and remolding from natural timber, reed etc.,
It, will again selected from one of viscose rayon, Modal fibre, copper ammonia fiber, tencel fiber, Lyocell fibers, bamboo pulp fiber etc.
Raw cellulose is extracted from natural materials, is dissolved in solvent and regenerated fiber spinning solution is made.
In step (4), spinning solution is injected into metering pump, spinneret is pumped by metering pump slurries body, from the spray on spinneret
Wire hole sprays, and as-spun fibre strand is formed in coagulating bath；The spinning technique is solution-polymerized SBR, dry-jet wet-spinning, and spinneret is
10~50 hole spinnerets of 0.1~0.2mm of diameter, for spinning temperature at 80~95 DEG C, spin rate is 4.0~6.0m/min, is coagulated
Gu bath is the pure water that temperature is 12~20 DEG C.
In step (4), the spinning technique is melt spinning, and control spinning speed is 260-270m/min, spinning temperature
200-210℃。
In step (6), the 16~36m/min of tophan box winding speed.
In step (7) refining treatment, the alkali cleaning is the NaOH solution 1-1.5h that spinning cake is soaked in 5~20%；Acid
Wash is that spinning cake is soaked in 5~10%H2SO4Solution 1-1.5h；Washing is that spinning cake is immersed in 85~95 DEG C of distilled water 1-1.5h.
The raw materials used in the present invention natural quartz is mixed with other impurities, passes through H2SO4Processing, improve in natural quartz
SiO2Purity, as impurity removes, wherein the mass fraction of iron and aluminium rises 5~10% and 10~20% respectively, increases
The effective element of creeping chill is brought to fabric.
Beneficial effects of the present invention:
Silicon powder is added in manufacturing processes such as conventional chemical fiber, regenerated celulose fibres in the present invention, obtains that heat absorption is slow, puts
The fast creeping chill fiber of heat, and mix spinning will be carried out with fibers such as cotton fiber and/or wools after the creeping chill fibre cutting, spinning is made
Fabric.The thermal conduction rate for being detected creeping chill fiber prepared by the present invention be 2 times of common chemical fibre, regenerated celulose fibre etc. with
On, at the same wearability, in terms of all reached the requirement of fabric clothing fiber.It is made of creeping chill fiber of the present invention
Yarn have the characteristics that feel is nice and cool, the fiber number and length of fiber are unrestricted, it can be achieved that industrialization production.
Specific embodiment
The invention will be further elucidated with reference to specific embodiments.It should be understood that these embodiments are merely to illustrate this hair
It is bright rather than limit the scope of the invention.In addition, it should also be understood that, after reading the content taught by the present invention, art technology
Personnel can make various changes or modifications the present invention, and such equivalent forms equally fall within the application the appended claims and limited
Fixed range.
Embodiment 1
(1) natural quartz cleans
Natural quartz is immersed in water, 8min, 80 DEG C of drying 20min are boiled；Pickling again: by natural quartz, water, sulfuric acid
The mass ratio of mixing progress pickling, natural quartz and water is 1:1, and the ratio between sulfuric acid and the volume mass of water are 1:2.8mL/Kg,
1000r/min revolving speed is controlled when pickling and is stirred to react 3h, then microwave treatment 20min；
(2) silicon powder is prepared
Natural quartz after removal of impurities is heated into 30min under 2200 DEG C of vacuum high-temperature environment, 22 DEG C are cooled in 60s,
1200 mesh are smashed it through, spherical silicon powder is obtained；
(3) spinning solution, spinning, rear spinning processing are prepared
It is prepared by tencel pulp, N-methylmorpholine-N- oxide (NMMO), spherical silicon powder, N-methyl morpholine (NMM) cold
Feel tencel fiber spinning solution, it is 55%, NMM mass point that cellulose mass fraction, which is 12%, NMMO mass fraction, in tencel pulp
Number 10%, silicon powder mass fraction are 23%, by spinning solution by supersonic wave cleaning machine ultrasonic disperse 20min, are configured to
Then obtained spinning solution is carried out dry spinning, uses diameter for the 50 of 0.12mm by the silicon powder dispersion liquid of 0.2mg/mL
Hole spinneret, spinning temperature are 92 DEG C, rate of extrusion 5m/min, and the water temperature of coagulating bath is 18 DEG C, and jet stretch ratio is 4 times,
With concentration be 10% sodium hydroxide buffer solution alkali cleaning, after through 85 DEG C of washing 1h, be then crimped, (thermal finalization of being formed
Temperature is 120 DEG C), washing after oil, dry (drying temperature is 100 DEG C), cut off obtain creeping chill tencel fiber.
(4) spinning
Creeping chill tencel fiber and cotton are spinned by blending ratio for 40/60, the count of yarn 60s, it is etherified using environmental protection
Starch starching is weaved into plain cloth.
It is detected, the thermal conduction rate for adding the creeping chill tencel fiber of silicon powder is 0.499W/cm2.Fabric warp direction stretching
Strength is 50lbf, and broadwise tensile strength is 28lbf；Tearing brute force: Jing Xiangwei 18N, broadwise 30N；It is wear-resisting to reach 4.5 grades, light
It is sliding nice and cool.
The preparation of 1 tencel fiber of comparative example
Tencel fiber spinning is prepared by tencel pulp, N-methylmorpholine-N- oxide (NMMO), N-methyl morpholine (NMM)
Stoste, it is 76%, NMM mass fraction 6% that cellulose mass fraction, which is 18%, NMMO mass fraction, in tencel pulp；By tencel
Tencel fiber is prepared by following technique in fiber spinning dope: with wet spinning, spinning speed 1000m/ at 80 DEG C
Min is stretched in 10 DEG C of low temperature hydrosol system solidification formings through 4.5 times of draw ratios, and the sodium hydroxide that concentration is 5% rinses,
It deoils after washing, 100 DEG C of drying are made.
Tencel fiber and cotton are spinned by blending ratio for 40/60, the count of yarn 60s, using environmentally friendly etherification starch
Starching is weaved into plain cloth.
It is detected, is not added with the thermal conduction rate 0.245W/cm of the tencel fiber of silicon powder2, the warp direction stretching of fabric is strong
Power is 48lbf, and broadwise tensile strength is 25lbf；Tearing brute force: Jing Xiangwei 17N, broadwise 28N；It is wear-resisting to reach 4 grades.
Embodiment 2
(1) natural quartz cleans
Natural quartz is immersed in water, 10min, 80 DEG C of drying 30min are boiled；Pickling again: by natural quartz, water, sulphur
Acid-mixed, which is closed, carries out pickling, and the mass ratio of natural quartz and water is 1:0.8, and the ratio between sulfuric acid and the volume mass of water are 1:2.5mL/
Kg, control 1100r/min revolving speed is stirred to react 3h when pickling, then microwave treatment 25min；
(2) silicon powder is prepared
Natural quartz after removal of impurities is heated into 32min under 2000 DEG C of vacuum high-temperature environment, 20 DEG C are cooled in 50s,
1500 mesh are smashed it through, silicon powder is obtained；
(3) spinning solution, spinning, rear spinning processing are prepared
Silicon powder is added in the viscose solution after curing in the ratio of mass fraction 20%, guarantees to mix using mechanical stirring
Uniformly, mixture is handled into 1h as deaeration in vacuum ultrasonic storage glue tank, then spinning solution is subjected to spinning operation, use diameter for
The 50 hole spinnerets of 0.1mm, spinning temperature are 88 DEG C, rate of extrusion 4.8m/min, and the water temperature of coagulating bath is 20 DEG C, and spray head is drawn
Stretch than being 5 times, the sulfuric acid buffer solution pickling for being 15% with concentration, after washed through 88 DEG C, be then crimped, be formed it is (hot
Setting temperature is 120 DEG C), washing after oil, dry (drying temperature is 100 DEG C), cut off, obtain creeping chill viscose rayon.
(4) it spins
Creeping chill viscose rayon and terylene are spinned by blending ratio for 50/50, the count of yarn 50s, weave into plain weave
Fabric.
It is detected, the thermal conduction rate for adding the creeping chill viscose rayon of silicon powder is 0.487W/cm2
Fabric is through to for 58lbf, broadwise tensile strength 35lbf；Tearing brute force: Jing Xiangwei 34N, broadwise 35N；It is wear-resisting to reach
To 4.5 grades, stretching property is good by force for fabric, smooth nice and cool.
The preparation of 2 viscose rayon of comparative example
Viscose solution after curing is prepared into viscose rayon: viscose solution is formed into thin liquid by the pore on spinning head
Stream enters acid bath, and acid bath temperature is 40 DEG C, spinning speed 500m/min, and draw ratio is 4 times, then washes through 80 DEG C that hot wind dries
Relative humidity 80% between dry damping, 25 DEG C of relative temperature.
Viscose rayon and terylene are spinned by blending ratio for 50/50, the count of yarn 50s, weave into plain cloth.
It is detected, the thermal conduction rate for being not added with the viscose rayon of silicon powder is 0.212W/cm2.The warp direction stretching of fabric
Strength is 34lbf, and broadwise tensile strength is 34lbf；Tearing brute force: Jing Xiangwei 32N, broadwise 33N；It is wear-resisting to reach 4 grades.
Embodiment 3
(1) natural quartz cleans
Natural quartz is immersed in water, 6min, 60 DEG C of drying 15min are boiled；Pickling again: by natural quartz, water, sulfuric acid
The mass ratio of mixing progress pickling, natural quartz and water is 1:1.2, and the ratio between sulfuric acid and the volume mass of water are 1:2.9mL/
Kg, control 1000r/min revolving speed is stirred to react 3h when pickling, then microwave treatment 30min；
(2) silicon powder is prepared
Natural quartz after removal of impurities is heated into 33min under 2100 DEG C of vacuum high-temperature environment, 21 DEG C are cooled in 50s,
1400 mesh are smashed it through, sheet silicon powder is obtained；
(3) sheet silicon powder in mass fraction 22% ratio be added polyester slice (polyethylene terephthalate,
PET in), polyester slice moisture content is controlled 3.2 × 10-5Hereinafter, to avoid hydrolysis of ester group in polyester molecule chain, through drying 4h,
The polyester slice for being mixed with silicon powder is melted, and pressurizeed by dry 150 DEG C of air temperature, is mixed, is strengthened the uniformity of melt, is measured
To guarantee that strand fiber number is uniform, it is removed by filtration impurity, improves melt rheological property energy, using the spinneret in the hole 800nm300,
In order to be uniformly distributed in silicon powder in polyester fiber, spinning speed is slower than conventional polyester spinning, controls in 270m/min or so,
By 6 times of as-spun fibre strand preliminary draft, melt stream is cooling by cooling medium, and cooling medium is uniformly gone out using annular cold wind
Wind, guarantee is frozen into uniform strand, and gradually refines, and passes through 12%NaOH alkali cleaning, then wash, and increases fiber armful by oiling
With joint efforts, lubrication, antistatic property are played, creeping chill dacron thread is wound with the speed of 500m/min, 100 DEG C of thermal finalizations are cut into later
Staple fiber.
(4) cotton is spinned with creeping chill terylene by blending ratio for 55/45, the count of yarn 60S, weave into 1+1 rib-loop
Knitted fabric.
Through detecting, the thermal conduction rate of creeping chill terylene is 0.523W/cm2.Fabric warp direction stretching strength is 62lbf, broadwise
41lbf；Tearing brute force: Jing Xiangwei 35N, broadwise 38N；Wear-resisting to reach 4.5 grades, stretching property is good by force for fabric, feels nice and cool,.
Comparative example 3
Be prepared into terylene by master batch of polyester slice: polyester slice is put into the slice charging basket of nitrogen protection, passes through spiral shell
Bar extruder, which melts polyester slice, to be compressed, and enters spinning manifold using filter, spinning temperature is 280 DEG C, and speed is
1000m/min, by cooling and solidifying at 60 DEG C of blowing window, then dewing oils, and finally winds, and terylene short fiber is made.
Cotton and terylene are spinned by blending ratio for 55/45, the count of yarn 60S, weave into 1+1 rib fabric.
It is detected, the thermal conduction rate for being not added with the terylene of silicon powder is 0.256W/cm2.The warp direction stretching strength of fabric
For 60lbf, broadwise tensile strength is 41lbf；Tearing brute force: Jing Xiangwei 33N, broadwise 33N；It is wear-resisting to reach 4.5 grades.
Claims (7)
1. a kind of preparation method of creeping chill fiber, includes the following steps:
1) natural quartz cleans
Natural quartz is immersed in water, 5~10min, 60~80 DEG C of 15~30min of drying are boiled；Pickling again: by natural stone
The mass ratio of English, water, sulfuric acid mixing progress pickling, natural quartz and water is 1:0.8~1.2, the volume mass of sulfuric acid and water
The ratio between be 1:2.5~3.0mL/Kg, control 1000-1100r/min revolving speed is stirred to react 2.5~3h when pickling, then at microwave
Manage 20~30min；
2) silicon powder is prepared
Natural quartz after removal of impurities is heated into 30~35min under 2000~2200 DEG C of vacuum high-temperature environment, is dropped in 30~60s
Temperature smashes it through 1200~1500 mesh, obtains silicon powder to 20~22 DEG C；
3) spinning solution is prepared
Silicon powder prepared by step 2) is dispersed in spinning solution and obtains spinning solution, the quality of silicon powder and spinning solution
Percentage is 20~25:80~75；
4) spinning
The spinning solution of step 3) preparation is formed into as-spun fibre strand through spinning；
5) preliminary draft
By the as-spun fibre strand of step 4) preparation through 4-6 times of preliminary draft；
6) it is wound into spinning cake
Strand after preliminary draft passes through spinning disc, consolidationroll, acid removing roller, and spinning cake is finally wound into tophan box；
7) refining treatment
Spinning cake is passed through into alkali cleaning or pickling, is washed, the process that oils refining treatment；
8) it crimps, be formed, cutting
Spinning cake after refining treatment is wound into bobbin after damping, handles through saturated vapor thermal finalization, heat setting temperature 100
~120 DEG C；Cutting obtains creeping chill fiber.
2. the preparation method of creeping chill fiber according to claim 1, which is characterized in that iron in quartz after step 1) removal of impurities
Mass fraction rises 5~10%, and the mass fraction of aluminium rises 10~20%.
3. the preparation method of creeping chill fiber according to claim 1, which is characterized in that in step 3), the spinning solution
Including chemical fibre spinning stoste or regenerated fibre spinning solution, the chemical fibre spinning stoste be terylene, polyamide fibre, acrylic fibers,
The spinning solution of polyvinyl, polyvinyl chloride fibre or spandex；The regenerated fibre spinning solution is the spinning solution of regenerated fiber, regenerated fiber choosing
One of self-adhesion glue fiber, Modal fibre, copper ammonia fiber, tencel fiber, Lyocell fibers, bamboo pulp fiber.
4. the preparation method of creeping chill fiber according to claim 1, which is characterized in that in step 4), spinning solution is injected
Metering pump is pumped into spinneret by metering pump slurries body, sprays from the spinneret orifice on spinneret, forms as-spun fibre in coagulating bath
Strand；The spinning technique is solution-polymerized SBR, and dry-jet wet-spinning, spinneret is 10~50 hole spinnerets of 0.1~0.2mm of diameter,
Spinning temperature is at 80~95 DEG C, and spin rate is 4.0~6.0m/min, and coagulating bath is the pure water that temperature is 12~20 DEG C.
5. the preparation method of creeping chill fiber according to claim 1, which is characterized in that in step 4), the spinning technique
Melt spinning, control spinning speed be 260-270m/min, 200-210 DEG C of spinning temperature.
6. the preparation method of creeping chill fiber according to claim 1, which is characterized in that in step 6), the tophan box
16~36m/min of winding speed.
7. the preparation method of creeping chill fiber according to claim 1, which is characterized in that in step 7), the alkali cleaning is
Spinning cake is soaked in 5~20% NaOH solution 1-1.5h；The pickling is that spinning cake is soaked in 5~10%H2SO4Solution 1-
1.5h；The washing is that spinning cake is immersed in 85~95 DEG C of distilled water 1-1.5h.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110835787A (en) * | 2019-12-13 | 2020-02-25 | 杭州华樾新材料有限公司 | Regenerated cellulose fiber and preparation method thereof |
| CN111155323A (en) * | 2020-01-14 | 2020-05-15 | 广东远华新材料股份有限公司 | Cold-feeling anti-slip mat and manufacturing process thereof |
| CN114045567A (en) * | 2021-12-07 | 2022-02-15 | 福建经纬新纤科技实业有限公司 | High-strength FDY polyester filament yarn |
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