CN102733094A - PET/PA6 (Polyethylene Terephthalate/Poly Amide 6) double-component hollow orange peel fiber and production process thereof - Google Patents
PET/PA6 (Polyethylene Terephthalate/Poly Amide 6) double-component hollow orange peel fiber and production process thereof Download PDFInfo
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- CN102733094A CN102733094A CN2012102538293A CN201210253829A CN102733094A CN 102733094 A CN102733094 A CN 102733094A CN 2012102538293 A CN2012102538293 A CN 2012102538293A CN 201210253829 A CN201210253829 A CN 201210253829A CN 102733094 A CN102733094 A CN 102733094A
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- 239000000835 fiber Substances 0.000 title claims abstract description 171
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 229920002292 Nylon 6 Polymers 0.000 title abstract 9
- 229920000139 polyethylene terephthalate Polymers 0.000 title abstract 9
- 239000005020 polyethylene terephthalate Substances 0.000 title abstract 9
- -1 Polyethylene Terephthalate Polymers 0.000 title abstract 2
- 238000000034 method Methods 0.000 claims abstract description 19
- 238000005516 engineering process Methods 0.000 claims abstract description 18
- 238000009987 spinning Methods 0.000 claims abstract description 12
- 241000675108 Citrus tangerina Species 0.000 claims description 72
- 238000001035 drying Methods 0.000 claims description 17
- 241000381602 Vachellia nebrownii Species 0.000 claims description 14
- 239000007921 spray Substances 0.000 claims description 14
- 230000004927 fusion Effects 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 5
- 238000010309 melting process Methods 0.000 claims description 5
- 230000001788 irregular Effects 0.000 claims description 4
- 239000002994 raw material Substances 0.000 abstract description 5
- 238000005299 abrasion Methods 0.000 abstract description 4
- 239000002131 composite material Substances 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- 238000010041 electrostatic spinning Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The invention discloses a PET/PA6 (Polyethylene Terephthalate/Poly Amide 6) double-component hollow orange peel fiber, comprising a PET single-fiber fiber and a PA6 single-fiber fiber, wherein the PET single-fiber fiber and the PA6 single-fiber fiber are mutually wound to form the orange peel fiber; a circular blank is formed at the center of the orange peel fiber; the single-fiber finenesses of the PET single-fiber fiber and the PA6 single-fiber fiber are 0.08-0.13 dtex; and the whole fineness of the orange peel fiber is 0.18-0.28 dtex. The invention further discloses a production process of the PET/PA6 double-component hollow orange peel fiber. A double-component spun-bond composite spinning technology is adopted and the PET single-fiber fiber and the PA6 single-fiber fiber are used as raw materials; a structural design of a multi-layer step spinning plate is adopted and a multi-channel low induced draft controllable uniform net forming technology and a fiber surface splitting and hydroentangle reinforcing integrated technology are adopted, so that the production cost is reduced, the process flow is shortened, the production speed and the formation rate are improved; and a product with small fiber diameter, high strength, good tear resistance and abrasion resistance, and difficulty of dropping chips in a use process is produced.
Description
[technical field]
The present invention relates to a kind of superfine fibre and production technology thereof, relate in particular to two component hollow tangerine lobe fibers of PET/PA6 and production technology thereof.
[background technology]
Fiber is to constitute the basic raw materials of nonwoven material; Along with improving constantly of production technology and people's living standard; The consumption market has proposed higher demand to the performance of textiles, and in order to cater to these demands, market has been developed functional fibre, high perceptual fiber, intelligent fiber, biodegradable fiber, bicomponent fibers etc. in succession; Wherein best in quality with bicomponent fibers, the market of product is also maximum.In the market, the processing method of bicomponent fibers is mainly contained method of electrostatic spinning, meltblown and composite fibre/the open method that fibre combines.Method of electrostatic spinning can make fiber reach nanoscale, but its process equipment small scale, efficient is very low, fibre strength is low, and volatile solvent reclaims difficulty in the process, is prone to human body and environment are worked the mischief; The meltblown bad mechanical property; Though composite fibre/the open fibre method of combining is widely used in during the superfiber leather sill produces, there is that production cost is higher, energy consumption big, be prone to cause a series of problem and challenge such as environmental pollution.
[summary of the invention]
The object of the invention solves the problems of the prior art exactly; Two component hollow tangerine lobe fibers of a kind of PET/PA6 and production technology thereof are proposed; Can cut down the consumption of energy, reduce production costs, shortened process, minimizing environmental pollution, enhance productivity and row yielding in, produce little, powerful high, the tear resistance of fibre diameter and ABRASION RESISTANCE is good, be not easy the superfine fibre of bits in the use.
For realizing above-mentioned purpose; The present invention proposes the two component hollow tangerine lobe fibers of a kind of PET/PA6; Comprise PET single fiber and PA6 single fiber, said PET single fiber and PA6 single fiber tangle each other and form tangerine lobe fiber, and said tangerine lobe fibrillar center stays circular blank; The single fiber fiber number of said PET single fiber and PA6 single fiber is 0.08～0.13dtex, and the whole fiber number of tangerine lobe fiber is 0.18～0.28dtex.
As preferably, said single fiber fiber number is 0.1～0.12dtex, and said tangerine lobe fibre number is 0.21～0.25dtex, and the fiber number of fiber is little, and the product quality is tightr, and product in use is not easy bits.
The invention allows for the production technology of the two component hollow tangerine lobe fibers of a kind of PET/PA6, in turn include the following steps:
A) chip drying: with PET single fiber and the chip drying processing respectively of PA6 single fiber;
B) extruding: through using screw extruder, PET single fiber and the PA6 single fiber good to chip drying carry out extrusion process, and the screw speed of said screw extruder is 20～40 rev/mins;
C) fusion: to PET single fiber and fusion of PA6 single fiber and filtration treatment after the extruding, temperature is 140～160 ℃ in the said melting process, and the melting time is 2～4h;
D) metering: the PET single fiber with fusion, after filtering and the PA6 single fiber is respectively charged into the PET measuring pump and the PA6 measuring pump measures;
E) spray silk: the PET single fiber and the PA6 single fiber that will pass through metering are input to the two component spinning manifolds of hollow tangerine lobe shape assembly, use four layers of ladder spinnerets to spray silk and handle, and form tangerine lobe type long filament;
F) coldblast: said tangerine lobe type long filament is handled through coldblast;
G) stretch: the tangerine lobe type long filament to handling through coldblast carries out gas stretching;
H) become net: the tangerine lobe type long filament after will stretching is carried out to net through lapper and handles, and becomes lace curtaining to be arranged with multichannel air draught equipment in the said lapper;
I) water thorn is fixed: will become the tangerine lobe type long filament behind the net to handle through the water thorn, said water thorn processing procedure comprises that tangerine lobe type long filament is carried out fiber after the surface is opened fibre and split fibre to carry out the water thorn and reinforce formation
The two component hollow tangerine lobe fiber idiosomes of PET/PA6;
J) oven dry: the two component hollow tangerine lobe fiber idiosomes of PET/PA6 are dried processing, and the temperature of dryer is 100～120 ℃, and drying time is 2～4h;
K) batch: the two component hollow tangerine lobe fiber idiosomes of the PET/PA6 after the oven dry are batched, obtain the two component hollow tangerine lobe fibers of PET/PA6.
As preferably, said b) screw speed of screw extruder is 30 rev/mins in the step, and, tear resistance high through the fiber strength of extrusion process and ABRASION RESISTANCE are good.
As preferably, said c) in the step melting process, temperature is 150 ℃, and the melting time is 3h, uses this temperature fused fiber, and fibers melt gets more abundant, has not only reduced the pollution of environment but also raw material is fully used, and has reduced production cost.
As preferably, said e) during step spray silk was handled, PET single fiber and PA6 single fiber were to be input in the same spray part; The temperature of the two component spinning manifolds of said hollow tangerine lobe shape assembly is 120～140 ℃, is distributed with some first apertures on the ground floor spinnerets in said four layers of ladder spinnerets, and said first aperture is irregular to be distributed on the spinnerets; Be distributed with some second apertures on the second layer spinnerets, said second aperture is irregular to be distributed on the spinnerets, is distributed with some the 3rd apertures on the 3rd layer of spinnerets; Said the 3rd aperture integral body is the circumference type and distributes, and is distributed with some the 4th apertures on the 4th layer of spinnerets, and said the 4th aperture integral body is the circumference type and distributes; Said circle center is distributed with an annular opening; Be connected with the straight line of a hollow out between each the 4th aperture and the annular opening, the diameter of said first aperture is greater than the diameter of second aperture, and the diameter of second aperture is greater than the diameter of the 3rd aperture; The diameter of the 3rd aperture equals the diameter of the 4th aperture; Through the use of novel spray silk spare and the setting of spray silk temperature, realize the viscosity of control PET fiber and PA6 fibre-forming polymer, through using four layers of spinnerets respectively; Make the fiber of producing meticulousr, and form hollow tangerine lobe fiber type.
As preferably, the temperature of the two component spinning manifolds of said hollow tangerine lobe shape assembly is 130 ℃, through the control to condition of spinning manifold temperature, is convenient to form tangerine lobe fiber type.
As preferably, said j) temperature of dryer is 110 ℃ in the step drying course, and drying time is that 3h is better through the two component hollow tangerine lobe PET/PA6 fibre properties and the intensity of oven dry.
Beneficial effect of the present invention: the present invention adopts two spunbond composite spinning technologies of component; With PET single fiber and PA6 single fiber as raw material; Structural design through the multi-step spinnerets; Controlled even net-forming technology of air draught and fiber surface are opened fine and water thorn reinforcing integrated technique under the multichannel; Reduced production cost, shortened technological process, improved throughput rate and row yielding, and produce that fibre diameter is little, powerful high, tear resistance and ABRASION RESISTANCE is good, be not easy the product of bits in the use.
[specific embodiment]
The two component hollow tangerine lobe fibers of PET/PA6 of the present invention are to be raw material with PET single fiber and PA6 single fiber; Said PET single fiber and PA6 single fiber tangle each other and form tangerine lobe fiber; Said tangerine lobe fibrillar center stays circular blank; The single fiber fiber number of said PET single fiber and PA6 single fiber is 0.1～0.12dtex, and the whole fiber number of tangerine lobe fiber is 0.21～0.25dtex, and the two component hollow tangerine lobe fibers of PET/PA6 of the present invention make through following steps:
A) chip drying: with PET single fiber and the chip drying processing respectively of PA6 single fiber;
B) extruding: through using screw extruder, PET single fiber and the PA6 single fiber good to chip drying carry out extrusion process, and the screw speed of said screw extruder is 30 rev/mins;
C) fusion: to PET single fiber and fusion of PA6 single fiber and filtration treatment after the extruding, temperature is 150 ℃ in the said melting process, and the melting time is 3h;
D) metering: the PET single fiber with fusion, after filtering and the PA6 single fiber is respectively charged into the PET measuring pump and the PA6 measuring pump measures;
E) spray silk: the PET single fiber and the PA6 single fiber that will pass through metering are input to the two component spinning manifolds of hollow tangerine lobe shape assembly, use four layers of ladder spinnerets to spray silk and handle, and form tangerine lobe type long filament;
F) coldblast: said tangerine lobe type long filament is handled through coldblast;
G) stretch: the tangerine lobe type long filament to handling through coldblast carries out gas stretching;
H) become net: the tangerine lobe type long filament after will stretching is carried out to net through lapper and handles, and becomes lace curtaining to be arranged with multichannel air draught equipment in the said lapper;
I) water thorn is fixed: will become the tangerine lobe type long filament behind the net to handle through the water thorn, said water thorn processing procedure comprises that tangerine lobe type long filament is carried out fiber after the surface is opened fibre and split fibre to carry out the water thorn and reinforce, and forms PET/PA6 pair of component hollow tangerine lobe fiber idiosomes;
J) oven dry: the two component hollow tangerine lobe fiber idiosomes of PET/PA6 are dried processing, and the temperature of dryer is 110 ℃, and drying time is 3h;
K) batch: the two component hollow tangerine lobe fiber idiosomes of the PET/PA6 after the oven dry are batched, obtain the two component hollow tangerine lobe fibers of PET/PA6
Operation principle: through earlier PET single fiber and PA6 single fiber being done chip drying processing, extrusion process, melt filtered processing, metering processing respectively; Again PET single fiber and PA6 single fiber are input to the two component spinning manifolds of same hollow tangerine lobe shape assembly; Handle through using four layers of ladder spinnerets to spray silk respectively; Form tangerine lobe type long filament; Again tangerine lobe type long filament is carried out that coldblast is handled, gas stretching is handled, becomes that net is handled, the water thorn is handled and obtained the two component hollow tangerine lobe fiber idiosomes of PET/PA6; Again the two component hollow tangerine lobe fiber idiosomes of PET/PA6 are dried processing, through batching step, make hollow tangerine lobe PET/PA6 fibrous finished product at last.
The foregoing description is to explanation of the present invention, is not to qualification of the present invention, any scheme after the simple transformation of the present invention is all belonged to protection scope of the present invention.
Claims (8)
1. two component hollow tangerine lobe fibers of a PET/PA6; It is characterized in that: comprise PET single fiber and PA6 single fiber; Said PET single fiber and PA6 single fiber tangle each other and form tangerine lobe fiber; Said tangerine lobe fibrillar center stays circular blank, and the single fiber fiber number of said PET single fiber and PA6 single fiber is 0.08～0.13dtex, and the whole fiber number of tangerine lobe fiber is 0.18～0.28dtex.
2. the two component hollow tangerine lobe fibers of a kind of PET/PA6 as claimed in claim 1, it is characterized in that: said single fiber fiber number is 0.1～0.12dtex, said tangerine lobe fibre number is 0.21～0.25dtex.
3. the production technology of the two component hollow tangerine lobe fibers of a PET/PA6 is characterized in that: in turn include the following steps:
A) chip drying: with PET single fiber and the chip drying processing respectively of PA6 single fiber;
B) extruding: through using screw extruder, PET single fiber and the PA6 single fiber good to chip drying carry out extrusion process, and the screw speed of said screw extruder is 20～40 rev/mins;
C) fusion: to PET single fiber and fusion of PA6 single fiber and filtration treatment after the extruding, temperature is 140～160 ℃ in the said melting process, and the melting time is 2～4h;
D) metering: the PET single fiber with fusion, after filtering and the PA6 single fiber is respectively charged into the PET measuring pump and the PA6 measuring pump measures;
E) the spray silk is handled: the PET single fiber and the PA6 single fiber that will pass through metering are input to the two component spinning manifolds of hollow tangerine lobe shape assembly, use four layers of ladder spinnerets to spray silk and handle, and form tangerine lobe type long filament;
F) coldblast: said tangerine lobe type long filament is handled through coldblast;
G) stretch: the tangerine lobe type long filament to handling through coldblast carries out gas stretching;
H) become net: the tangerine lobe type long filament after will stretching is carried out to net through lapper and handles, and becomes lace curtaining to be arranged with multichannel air draught equipment in the said lapper;
I) water thorn is fixed: will become the tangerine lobe type long filament behind the net to handle through the water thorn, said water thorn processing procedure comprises that tangerine lobe type long filament is carried out fiber after the surface is opened fibre and split fibre to carry out the water thorn and reinforce, and forms PET/PA6 pair of component hollow tangerine lobe fiber idiosomes;
J) oven dry: the two component hollow tangerine lobe fiber idiosomes of PET/PA6 are dried processing, and the temperature of dryer is 100～120 ℃, and drying time is 2～4h;
K) batch: the two component hollow tangerine lobe fiber idiosomes of the PET/PA6 after the oven dry are batched, obtain the two component hollow tangerine lobe fibers of PET/PA6.
4. the production technology of the two component hollow tangerine lobe fibers of PET/PA6 as claimed in claim 3, it is characterized in that: said b) screw speed of screw extruder is 30 rev/mins in the step.
5. the production technology of the two component hollow tangerine lobe fibers of PET/PA6 as claimed in claim 3, it is characterized in that: said c) in the step melting process, temperature is 150 ℃, and the melting time is 3h.
6. the production technology of the two component hollow tangerine lobe fibers of PET/PA6 as claimed in claim 3; It is characterized in that: said e) the PET single fiber is input in the same spray silk part with the PA6 single fiber and sprays a silk processing in the spray silk treatment step, and the temperature of said hollow tangerine lobe shape assembly pair component spinning manifolds is 120～140 ℃, is distributed with some first apertures on the ground floor spinnerets in said four layers of ladder spinnerets; Said first aperture is irregular to be distributed on the spinnerets; Be distributed with some second apertures on the second layer spinnerets, said second aperture is irregular to be distributed on the spinnerets, is distributed with some the 3rd apertures on the 3rd layer of spinnerets; Said the 3rd aperture integral body is the circumference type and distributes; Be distributed with some the 4th apertures on the 4th layer of spinnerets, said the 4th aperture integral body is the circumference type and distributes, and said circle center is distributed with an annular opening; Be connected with the straight line of a hollow out between each the 4th aperture and the annular opening; The diameter of said first aperture is greater than the diameter of second aperture, and the diameter of second aperture is greater than the diameter of the 3rd aperture, and the diameter of the 3rd aperture equals the diameter of the 4th aperture.
7. the production technology of the two component hollow tangerine lobe fibers of PET/PA6 as claimed in claim 6 is characterized in that: the temperature of the two component spinning manifolds of said hollow tangerine lobe shape assembly is 130 ℃.
8. the production technology of the two component hollow tangerine lobe fibers of PET/PA6 as claimed in claim 3, it is characterized in that: said j) temperature of dryer is 110 ℃ in the step drying course, drying time is 3h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102538293A CN102733094A (en) | 2012-07-20 | 2012-07-20 | PET/PA6 (Polyethylene Terephthalate/Poly Amide 6) double-component hollow orange peel fiber and production process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102538293A CN102733094A (en) | 2012-07-20 | 2012-07-20 | PET/PA6 (Polyethylene Terephthalate/Poly Amide 6) double-component hollow orange peel fiber and production process thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102758263A (en) * | 2011-04-29 | 2012-10-31 | 顾海云 | Fabricating method of tangerine section shaped composite fiber |
| CN105177739A (en) * | 2015-08-07 | 2015-12-23 | 东华大学 | Two-component round hollow cross-shaped special-shaped high-absorbent complex fiber and production method thereof |
| CN105200664A (en) * | 2015-09-25 | 2015-12-30 | 佛山市南海必得福无纺布有限公司 | Spun-bonded hollow double-component non-woven fabric |
| CN105544056A (en) * | 2016-01-20 | 2016-05-04 | 段宏伟 | Functional fabric capable of achieving super water absorption, quick-drying, super softness and natural touch feeling and preparation method thereof |
| CN107059250A (en) * | 2015-11-09 | 2017-08-18 | 科德宝两合公司 | Application of the continuous filament yarn non-woven fabrics in preventing eider down from getting out the textile of filling eider down |
| CN107447361A (en) * | 2017-09-02 | 2017-12-08 | 江苏鑫轮特种纤维科技发展有限公司 | A kind of preparation method of specific highly hygroscopic superpower anti-mite fabric |
| CN108589053A (en) * | 2018-03-13 | 2018-09-28 | 苏州多瑈新材料科技有限公司 | A kind of hollow spunbonded non-woven manufacturing method of bi-component |
| CN109023717A (en) * | 2018-08-16 | 2018-12-18 | 吉安市三江超纤无纺有限公司 | A kind of multilayer woven fabric Simulated leather base cloth manufacturing method |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102758263A (en) * | 2011-04-29 | 2012-10-31 | 顾海云 | Fabricating method of tangerine section shaped composite fiber |
| CN105177739A (en) * | 2015-08-07 | 2015-12-23 | 东华大学 | Two-component round hollow cross-shaped special-shaped high-absorbent complex fiber and production method thereof |
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| CN107059250A (en) * | 2015-11-09 | 2017-08-18 | 科德宝两合公司 | Application of the continuous filament yarn non-woven fabrics in preventing eider down from getting out the textile of filling eider down |
| CN105544056A (en) * | 2016-01-20 | 2016-05-04 | 段宏伟 | Functional fabric capable of achieving super water absorption, quick-drying, super softness and natural touch feeling and preparation method thereof |
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| CN108589053A (en) * | 2018-03-13 | 2018-09-28 | 苏州多瑈新材料科技有限公司 | A kind of hollow spunbonded non-woven manufacturing method of bi-component |
| CN109023717A (en) * | 2018-08-16 | 2018-12-18 | 吉安市三江超纤无纺有限公司 | A kind of multilayer woven fabric Simulated leather base cloth manufacturing method |
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Application publication date: 20121017 |