CN110257952A - A kind of preparation method of high-strength ventilative polyamide composite filaments - Google Patents
A kind of preparation method of high-strength ventilative polyamide composite filaments Download PDFInfo
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- CN110257952A CN110257952A CN201910567764.1A CN201910567764A CN110257952A CN 110257952 A CN110257952 A CN 110257952A CN 201910567764 A CN201910567764 A CN 201910567764A CN 110257952 A CN110257952 A CN 110257952A
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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
- D01D1/00—Treatment of filament-forming or like material
- D01D1/06—Feeding liquid to the spinning head
-
- 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
- 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
- D01F8/12—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyamide as constituent
-
- 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
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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)
- Multicomponent Fibers (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The invention discloses a kind of preparation method of highly-breathable polyamide composite filaments, the terylene composite filament includes cortex and sandwich layer, and the cortex is coated on the periphery of the sandwich layer, and the cortex is the first polyester-nylon complex fiber silk；The sandwich layer is the second polyester-nylon complex fiber silk；The preparation method includes the following steps: that (1) preparation washs brocade and master slice is blended；(2) cortex raw material is prepared；(3) core layer raw material is prepared；(4) highly-breathable polyamide composite filaments are prepared.A kind of preparation method of highly-breathable polyamide composite filaments of the present invention, the compound master slice of brocade is washed by first preparing, prepare cortex raw material and core layer raw material respectively again, so that terylene chips and slices of caprone are preferably compatible, to make the complementation and raising of prepared core layer raw material and cortex raw material two kinds of fibre properties of realization；The excellent in mechanical performance of polyamide composite filaments prepared by the present invention, comprehensive performance is preferable, wide market.
Description
Technical field
The present invention relates to polyamide composite filaments fields, more particularly to a kind of preparation method of highly-breathable polyamide composite filaments.
Background technique
As the improvement of people's living standards, requirement of the people to clothing performance is higher and higher, consumer is from most opening
Begin to pursue to keep warm and develop to directions such as comfortable, beautiful, good for health and safety.
Polyester fiber and nylon fibre have been obtained extensively due to respective excellent performance and cheap price in garment industry
Application.Due to respective defect, industry is applied frequently with the form of terylene and polyamide fibre composite filament at present, is being retained with it
While respective excellent properties, corresponding defect is overcome.
Polyamide composite filaments used at present have evaded two kinds of respective defects of fiber to a certain extent, but there are still machinery
The defects of performance is low, easy fracture.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of preparation methods of highly-breathable polyamide composite filaments, can solve
Drawbacks described above existing for certainly existing polyamide composite filaments.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: providing a kind of highly-breathable, to wash brocade multiple
The preparation method of plying, the terylene composite filament include cortex and sandwich layer, and the cortex is coated on the periphery of the sandwich layer, described
Cortex is the first polyester-nylon complex fiber silk；The sandwich layer is the second polyester-nylon complex fiber silk；The preparation method includes following step
It is rapid:
(1) preparation washs brocade and master slice is blended: by terylene chips and slices of caprone, example is blended according to a certain mass ratio, then passes through double spiral shells
Bar extruder melt blending obtains washing brocade blending master slice；
(2) it prepares cortex raw material: by terylene in cortex and polyamide fibre blending ratio, mother is blended to by the brocade of washing prepared in step (1)
The terylene chips that formula ratio is added in piece obtain the cortex raw material then by twin (double) screw extruder melt blending；
(3) it prepares core layer raw material: by terylene in sandwich layer and polyamide fibre blending ratio, mother is blended to by the brocade of washing prepared in step (1)
The terylene chips that formula ratio is added in piece obtain the core layer raw material then by twin (double) screw extruder melt blending；
(4) highly-breathable polyamide composite filaments are prepared: by sandwich layer obtained in the cortex raw material and step (3) that prepare in step (2)
Raw material passes through two double screw extruder meltings respectively, and resulting cortex raw material melt and core layer raw material melt are distinguished in order
It squeezes out, cool down from the cortex spinning nozzle and sandwich layer spinning nozzle of composite spinneret, oiling, stretching, thermal finalization and winding, obtaining core-skin
Polyester-nylon composite composite filament.
In a preferred embodiment of the present invention, in the step (1), the terylene chips and slices of caprone and mass ratio
Example is 5:95~10:90.
In a preferred embodiment of the present invention, in the step (2), the blending ratio of terylene and polyamide fibre in the cortex
3:1~5:2.
In a preferred embodiment of the present invention, in the step (3), the blending quality of terylene and polyamide fibre in the sandwich layer
Than for 1:1~1:2.
In a preferred embodiment of the present invention, in the step (1), the temperature of the twin (double) screw extruder an are as follows: area
290~295 DEG C；Two 300~305 DEG C of areas；Three 310~315 DEG C of areas；Four 295~305 DEG C of areas；Five 290~295 DEG C of areas；6th area
290~295 DEG C.
In a preferred embodiment of the present invention, in the step (2), the temperature of the twin (double) screw extruder an are as follows: area
265~270 DEG C；Two 285~290 DEG C of areas；Three 300~305 DEG C of areas；Four 285~295 DEG C of areas；Five 280~285 DEG C of areas；6th area
280~285 DEG C.
In a preferred embodiment of the present invention, in the step (3), the temperature of the twin (double) screw extruder an are as follows: area
275~280 DEG C；Two 290~295 DEG C of areas；Three 305~310 DEG C of areas；Four 290~300 DEG C of areas；Five 285~290 DEG C of areas；6th area
285~290 DEG C.
In a preferred embodiment of the present invention, the cortex spinning nozzle and sandwich layer spinning nozzle of the composite spinneret, it is described
Cortex spinning nozzle is located at the periphery of the sandwich layer spinning nozzle.
In a preferred embodiment of the present invention, the middle part of the sandwich layer has and passes through along the polyamide composite filaments length direction
Logical through-hole；The cortex is abnormally-structured.
In a preferred embodiment of the present invention, the through-hole is round hole, pentagon hole or regular polygon hole.
The beneficial effects of the present invention are: a kind of preparation method of highly-breathable polyamide composite filaments of the present invention, by first preparing
The compound master slice of brocade is washed, then prepares cortex raw material and core layer raw material respectively, so that terylene chips and slices of caprone are preferably compatible, from
And make the complementation and raising of prepared core layer raw material and cortex raw material two kinds of fibre properties of realization；It is prepared by the present invention to wash brocade again
The excellent in mechanical performance of plying, comprehensive performance is preferable, wide market.
Detailed description of the invention
Fig. 1 is a kind of schematic perspective view of high-strength ventilative one preferred embodiment of polyamide composite filaments of the invention；
The components in the drawings are labeled as follows: 1. cortexes, 2. sandwich layers, 3. through-holes.
Specific embodiment
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawing, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
Referring to Fig. 1, the embodiment of the present invention includes:
Embodiment 1
Present invention discloses a kind of preparation methods of highly-breathable polyamide composite filaments, wherein the highly-breathable polyamide composite filaments
It include: cortex 1 and sandwich layer 2, the cortex 1 is coated on the periphery of the sandwich layer 2；The middle part of the sandwich layer 2 has and washs along described
The through-hole 3 of brocade composite thread length direction perforation；The cortex is abnormally-structured, such as unilateral or bilateral sawtooth pattern.Wherein, described logical
Hole 3 is round hole, pentagon hole or regular polygon hole.Pass through the design abnormally-structured in sandwich layer design through-hole and cortex, a side
Face can effectively enhance the permeability of polyamide composite filaments, to improve wearability；On the other hand, guaranteeing composite filament performance
Under the premise of, cost of material can be reduced.
The cortex 1 is the first polyester-nylon complex fiber silk, compares co-blended spinning by the blending quality of 3:1 by terylene and polyamide fibre
It forms.In cortex, designed by the usage ratio of terylene and polyamide fibre, so that the composite fibre silk of co-blended spinning is meeting elasticity
On the basis of capable of waiting, there is more excellent mechanical strength and wearability.
The sandwich layer 2 is the second polyester-nylon complex fiber silk, compares co-blended spinning by the blending quality of 1:1 by terylene and polyamide fibre
It forms.It in sandwich layer, is designed by the usage ratio of terylene and polyamide fibre, so that the composite fibre silk of co-blended spinning is meeting basic clothes
On the basis of performance, there is more excellent elastic property.
The preparation method of the highly-breathable polyamide composite filaments includes the following steps:
(1) preparation washs brocade and master slice is blended: terylene chips and slices of caprone being blended by the mass ratio of 5:95~10:90, then
By twin (double) screw extruder melt blending, obtain washing brocade blending master slice；The temperature of the twin (double) screw extruder are as follows: an area 290~
295℃；Two 300~305 DEG C of areas；Three 310~315 DEG C of areas；Four 295~305 DEG C of areas；Five 290~295 DEG C of areas；Six areas 290~
295℃；
(2) it prepares cortex raw material: by the blending mass ratio of terylene in cortex and polyamide fibre 3:1, being washed to by what is prepared in step (1)
The terylene chips that formula ratio is added in master slice are blended in brocade, then pass through twin (double) screw extruder melt blending, obtain the periblem
Material；The temperature of the twin (double) screw extruder are as follows: 265~270 DEG C of an area；Two 285~290 DEG C of areas；Three 300~305 DEG C of areas；4th area
285~295 DEG C；Five 280~285 DEG C of areas；Six 280~285 DEG C of areas；
(3) it prepares core layer raw material: by the blending mass ratio of terylene in sandwich layer and polyamide fibre 1:1, being washed to by what is prepared in step (1)
The terylene chips that formula ratio is added in master slice are blended in brocade, and then by twin (double) screw extruder melt blending, it is former to obtain the sandwich layer
Material；The temperature of the twin (double) screw extruder are as follows: 275~280 DEG C of an area；Two 290~295 DEG C of areas；Three 305~310 DEG C of areas；4th area
290~300 DEG C；Five 285~290 DEG C of areas；Six 285~290 DEG C of areas；
(4) highly-breathable polyamide composite filaments are prepared: by sandwich layer obtained in the cortex raw material and step (3) that prepare in step (2)
Raw material passes through two double screw extruder meltings respectively, and resulting cortex raw material melt and core layer raw material melt are distinguished in order
It squeezes out, cool down from the cortex spinning nozzle and sandwich layer spinning nozzle of composite spinneret, oiling, stretching, thermal finalization and winding, obtaining core-skin
Polyester-nylon composite composite filament；
Wherein, the cortex spinning nozzle and sandwich layer spinning nozzle of the composite spinneret, the cortex spinning nozzle are located at sandwich layer spray
The periphery of silk mouth.
Embodiment 2
The difference of remaining embodiment 1 is that the cortex 1 is the first polyester-nylon complex fiber silk, being total to by 5:2 by terylene and polyamide fibre
Mixed quality is formed than co-blended spinning.In cortex, designed by the usage ratio of terylene and polyamide fibre, so that the compound fibre of co-blended spinning
Silk is tieed up on the basis ofs meeting elastic property etc., there is more excellent mechanical strength and wearability.
The sandwich layer 2 is the second polyester-nylon complex fiber silk, compares co-blended spinning by the blending quality of 1:2 by terylene and polyamide fibre
It forms.It in sandwich layer, is designed by the usage ratio of terylene and polyamide fibre, so that the composite fibre silk of co-blended spinning is meeting basic clothes
On the basis of performance, there is more excellent elastic property.
The polyamide composite filaments designed through the invention, after tested, ultimate strength are 680~706cN；Breaking strength
For 2.3~2.5cN/tex；Elongation at break is 130~145%；Wear-resisting property is good, and gas permeability is good；Polyamide composite filaments of the invention
Mechanical performance compared to the prior art, improve 20% or more.
A kind of preparation method of highly-breathable polyamide composite filaments of the present invention is washed the compound master slice of brocade by first preparing, then is distinguished
Cortex raw material and core layer raw material are prepared, so that terylene chips and slices of caprone are preferably compatible, to keep prepared sandwich layer former
Material and cortex raw material realize the complementation and raising of two kinds of fibre properties；Polyamide composite filaments prepared by the present invention, pass through sandwich layer and skin
Layer is all made of terylene and polyamide fibre co-blended spinning fiber, changes the side that original nylon fibre and polyester fiber are individually spun to composite filament
Formula, cortex and sandwich layer integrate the excellent properties of polyamide fibre and terylene, and are changed respectively according to the different requirement of taking of fabric
The proportion of polyamide fibre and terylene in layer；The excellent in mechanical performance of polyamide composite filaments of the invention, comprehensive performance is preferable, compared to existing
The complex method of polyamide composite filaments can more favorably play the performance of polyamide fibre and polyester fiber, obtained polyamide composite filaments
The more existing composite filament of mechanical property improves 20% or more.
In the description of the present invention, it should be noted that the instruction such as term " on ", "lower", "left", "right", "inner", "outside"
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings or the invention product using when usually put
Orientation or positional relationship, be merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning
Or element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, and comes for those skilled in the art
It says, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any modification, equivalent
Replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of preparation method of highly-breathable polyamide composite filaments, which is characterized in that the terylene composite filament includes cortex and core
Layer, the cortex are coated on the periphery of the sandwich layer, and the cortex is the first polyester-nylon complex fiber silk；The sandwich layer is washed for second
Chinlon composite fiber silk；The preparation method includes the following steps:
(1) preparation washs brocade and master slice is blended: by terylene chips and slices of caprone, example is blended according to a certain mass ratio, then passes through double spiral shells
Bar extruder melt blending obtains washing brocade blending master slice；
(2) it prepares cortex raw material: by terylene in cortex and polyamide fibre blending ratio, mother is blended to by the brocade of washing prepared in step (1)
The terylene chips that formula ratio is added in piece obtain the cortex raw material then by twin (double) screw extruder melt blending；
(3) it prepares core layer raw material: by terylene in sandwich layer and polyamide fibre blending ratio, mother is blended to by the brocade of washing prepared in step (1)
The terylene chips that formula ratio is added in piece obtain the core layer raw material then by twin (double) screw extruder melt blending；
(4) highly-breathable polyamide composite filaments are prepared: by sandwich layer obtained in the cortex raw material and step (3) that prepare in step (2)
Raw material passes through two double screw extruder meltings respectively, and resulting cortex raw material melt and core layer raw material melt are distinguished in order
It squeezes out, cool down from the cortex spinning nozzle and sandwich layer spinning nozzle of composite spinneret, oiling, stretching, thermal finalization and winding, obtaining core-skin
Polyester-nylon composite composite filament.
2. the preparation method of highly-breathable polyamide composite filaments according to claim 1, which is characterized in that the step (1)
In, the mass ratio of the terylene chips and slices of caprone is 5:95~10:90.
3. the preparation method of highly-breathable polyamide composite filaments according to claim 1, which is characterized in that the step (2)
In, blending ratio 3:1~5:2 of terylene and polyamide fibre in the cortex.
4. the preparation method of highly-breathable polyamide composite filaments according to claim 1, which is characterized in that the step (3)
In, the blending mass ratio of terylene and polyamide fibre is 1:1~1:2 in the sandwich layer.
5. the preparation method of highly-breathable polyamide composite filaments according to claim 1, which is characterized in that the step (1)
In, the temperature of the twin (double) screw extruder are as follows: 290~295 DEG C of an area；Two 300~305 DEG C of areas；Three 310~315 DEG C of areas；4th area
295~305 DEG C；Five 290~295 DEG C of areas；Six 290~295 DEG C of areas.
6. the preparation method of highly-breathable polyamide composite filaments according to claim 1, which is characterized in that the step (2)
In, the temperature of the twin (double) screw extruder are as follows: 265~270 DEG C of an area；Two 285~290 DEG C of areas；Three 300~305 DEG C of areas；4th area
285~295 DEG C；Five 280~285 DEG C of areas；Six 280~285 DEG C of areas.
7. the preparation method of highly-breathable polyamide composite filaments according to claim 1, which is characterized in that the step (3)
In, the temperature of the twin (double) screw extruder are as follows: 275~280 DEG C of an area；Two 290~295 DEG C of areas；Three 305~310 DEG C of areas；4th area
290~300 DEG C；Five 285~290 DEG C of areas；Six 285~290 DEG C of areas.
8. the preparation method of highly-breathable polyamide composite filaments according to claim 1, which is characterized in that the compound spinneret
The cortex spinning nozzle and sandwich layer spinning nozzle of plate, the cortex spinning nozzle are located at the periphery of the sandwich layer spinning nozzle.
9. the preparation method of highly-breathable polyamide composite filaments according to claim 1, which is characterized in that in the sandwich layer
Portion has the through-hole penetrated through along the polyamide composite filaments length direction；The cortex is abnormally-structured.
10. the preparation method of highly-breathable polyamide composite filaments according to claim 1, which is characterized in that the through-hole is
Round hole, pentagon hole or regular polygon hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910567764.1A CN110257952A (en) | 2019-06-27 | 2019-06-27 | A kind of preparation method of high-strength ventilative polyamide composite filaments |
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|---|---|---|---|
| CN201910567764.1A CN110257952A (en) | 2019-06-27 | 2019-06-27 | A kind of preparation method of high-strength ventilative polyamide composite filaments |
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Cited By (3)
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| CN111020727A (en) * | 2019-12-18 | 2020-04-17 | 晋江市远祥服装织造有限公司 | Chitosan antibacterial fabric and preparation method and product thereof |
| CN114164502A (en) * | 2021-09-23 | 2022-03-11 | 宜兴市博辉特种纤维有限公司 | Preparation method and device of high-strength breathable polyester-nylon composite yarn |
| CN115045005A (en) * | 2022-05-31 | 2022-09-13 | 张家港锦亿化纤有限公司 | Method for producing anisotropic polyester-nylon composite fiber |
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| CN114164502A (en) * | 2021-09-23 | 2022-03-11 | 宜兴市博辉特种纤维有限公司 | Preparation method and device of high-strength breathable polyester-nylon composite yarn |
| CN115045005A (en) * | 2022-05-31 | 2022-09-13 | 张家港锦亿化纤有限公司 | Method for producing anisotropic polyester-nylon composite fiber |
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Application publication date: 20190920 |
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