CN106048800A - Flame-retardant antistatic blended yarn and production method thereof - Google Patents
Flame-retardant antistatic blended yarn and production method thereof Download PDFInfo
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- CN106048800A CN106048800A CN201610564245.6A CN201610564245A CN106048800A CN 106048800 A CN106048800 A CN 106048800A CN 201610564245 A CN201610564245 A CN 201610564245A CN 106048800 A CN106048800 A CN 106048800A
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
- D02G3/04—Blended or other yarns or threads containing components made from different materials
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
- D02G3/12—Threads containing metallic filaments or strips
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/44—Yarns or threads characterised by the purpose for which they are designed
- D02G3/441—Yarns or threads with antistatic, conductive or radiation-shielding properties
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/44—Yarns or threads characterised by the purpose for which they are designed
- D02G3/443—Heat-resistant, fireproof or flame-retardant yarns or threads
Abstract
The invention discloses flame-retardant antistatic blended yarn and production method thereof, and the blended yarn has a good antistatic effect, durable functions, good wearability and low production cost. The blended yarn is manufactured by blending the following materials in mass percent: 20% to 70% of flame-retardant viscose, 20% to 70% of flame-retardant acrylic fiber and 5% to 10% of stainless steel fiber. The production method includes raw material pretreatment, an opening picking process, a cotton carding process, a drawing process, a roving process and a spinning process. The flame-retardant antistatic blended yarn produced by the production method is light grey, and a test shows that the quality indexes of the blended yarn reach the first-class yarn level. A flame-retardant antistatic effect is good, and the blended yarn is suitable for industry requirements having special flame-retardant antistatic requirements, and has good economic benefits and market application prospects.
Description
Technical field
The present invention relates to textile technology field, be specifically related to a kind of flame-retardant and anti-static mixed yarn and production method thereof.
Background technology
Along with progress and the reinforcement of people's security protection consciousness of science and technology, flame-retardant and anti-static textile is no longer to be engaged in easily
The special protection product of the personnel of combustion explosive material industry, its application the most promptly extends to more wider array of industries, is permitted
The working clothing of conglomerate even daily life textile is desirable that possess flame-retardant and anti-static function.This allows for fire-retardant anti-quiet
Electric material, in addition to possessing good antistatic property, also should have the wearability such as preferable comfortableness and aesthetic appearance.Mesh
Before, the exploitation of flame-retardant and anti-static textile mainly has two big classes, i.e. flame-retardant and anti-static mixed yarn woven into fabric and flame-retardant and anti-static
Final finishing fabric.Flame-retardant and anti-static Final finishing fabric needs special Final finishing process just can have corresponding fire retardant, antistatic
Can, and flame-retardant and anti-static performance persistency is poor, relatively big by such environmental effects, but cost blend fabric to be less than；Fire-retardant anti-
Electrostatic blended spinning yarn woven into fabric without special Final finishing, flame-retardant and anti-static excellent effect and more lasting, but it produces into
This is higher, and spinning difficulty is bigger.Therefore, how to develop and produce the flame-retardant and anti-static textile that wearability is good, be ability
Field technique personnel's urgent problem.
Summary of the invention
The technical problem to be solved in the present invention is to provide one, and antistatic effect is good, function is lasting, wearability is good
And the low flame-retardant and anti-static mixed yarn of production cost and production method thereof.
For solving above-mentioned technical problem, the present invention adopts the following technical scheme that
A kind of flame-retardant and anti-static scribbled of design, is formed by the material blending of following masses percentage ratio: 20%～70% fire-retardant
The flame-retardant acrylic fibre fiber of viscose rayon, 20%～70% and the stainless steel fibre of 5%～10%.
Preferably, a length of the 35 of described FRC～40mm, line density is 1.65～1.86 dtex；Described
A length of the 35 of flame-retardant acrylic fibre fiber～40mm, line density is 1.65～1.86 dtex；A length of the 38 of described stainless steel fibre
～45mm, line density is 6～12 m.
Preferably, the fracture strength of described FRC is 1.84cN/dtex, and elongation at break is 12.74%；Institute
The fracture strength stating flame-retardant acrylic fibre fiber is 2.47cN/dtex, and elongation at break is 30.04%；The fracture of described stainless steel fibre
Intensity is 0.64cN/dtex, and elongation at break is 1.37%.
The concrete technology flow process of the production method of flame-retardant and anti-static scribbled of the present invention is as follows:
(1) pretreatment of raw material: carry out adding wet process by flame-retardant acrylic fibre fiber so that it is be in moisture releasing state, simultaneously to this fire-retardant nitrile
Synthetic fibre fiber adds antistatic additive, and banks up 24 hours.Owing to the mass specific resistance of flame-retardant acrylic fibre fiber is relatively big, in spinning process
Electrostatic phenomenon is serious, needs pre-humidifying placement to process, is simultaneously introduced antistatic additive, it is ensured that is in moisture releasing state from front to back, no
Then, easily occur around car phenomenon.
Step (1) uses central air-conditioning spray chamber air-humidification method flame-retardant acrylic fibre fiber is added wet process, adopt simultaneously
In this flame-retardant acrylic fibre fiber, antistatic additive is uniformly sprayed with spray pattern；Described antistatic additive is that FX-AS20 spinning is special anti-
Electrostatic agent and water are according to the formulated solution of the weight ratio of 1:10, and the solution weight of addition is flame-retardant acrylic fibre fibrous raw material weight
1.0%～1.5%.
(2) opening and cleaning step: respectively by FRC and the flame-retardant acrylic fibre fiber process after step (1) processes
Uniformly lap.Owing to the length of FRC and flame-retardant acrylic fibre fiber is long, Length Regularity is good, and short flannel is few,
Impure few, but interfibrous cohesive force is big, the speed of opener blade hired roughneck to be properly increased；And FRC strength
Relatively low, fiber is more crisp, the generation of damage and cotton knot for avoiding fiber, and Beater Speed should suitably reduce；Therefore, opening and cleaning step
The technological principle of " many combs are suitable to be beaten, and amplifies and spaces " should be used.In this operation, FRC and flame-retardant acrylic fibre fiber need
Separate machined, each makes the uniform lap conformed to quality requirements.
(3) carding step: by the FRC lap of step (2) gained and flame-retardant acrylic fibre fiber lap through comb and parallel cotton fibers prior to spinning
Machine processes and obtains FRC cotton sliver and flame-retardant acrylic fibre fiber sliver.Carding step uses " low speed spaces greatly " technique former
Then, due to static reason, licker-in, cylinder, doffer speed are low, and wherein licker-in rotating speed is 650～690 r/min, cylinder rotating speed
It is 300～330 r/min.Distance between cylinder and cover plate should suitably be amplified, the generation of damage and short flannel to reduce fiber,
It is 0.26～0.28mm × 0.23～0.25mm × 0.23～0.25mm × 0.23～0.25 mm that cylinder flat 5 spaces ×
0.26～0.28mm；Doffing speed is 16～24r/min；Weight of card sliver is 15～22g/5m.Due to FRC and resistance
The length of combustion acrylic fiber is longer, impure few.
(4) mixing in doubling step: using three roads mixed and technique, every procedure uses 6 or 8 feedings, according to blending ratio by step
(3) the FRC cotton sliver of gained, flame-retardant acrylic fibre fiber sliver carry out mixing also with stainless steel fibre yarn.Mixing in doubling step should
Use the technological principle of " low velocity, heavily pressurization, in quantitatively, space greatly ", for guaranteeing that blending ratio accurately and mix homogeneously, uses three
The mixed also technique in road, arranges the FRC carded sliver, the flame-retardant acrylic fibre fiber carded sliver and stainless steel fibre yarn according to blending ratio
Carry out mixing also.Wherein, it is preferred that sliver exporting speed is 170～200 m/min, weight of card sliver is 15～22kg/5m, total draft times
Number is 6～8.5, and back zone drafting multiple is 1.3～1.5.
(5) Roving Frames: step (4) is mixed and gained ribbon is processed into rove through fly frame, the most preferably
Roving twist factor is 60～85, and back zone drafting multiple is 1.15～1.35；Roving Frames use " amplification spaces, little drawing-off, big
First break draft " technological principle.
(6) spinning process: use spinning frame that the rove of step (5) gained is processed into spun yarn, i.e. obtain flame-retardant and anti-static
Scribbled finished product.Spinning process uses " space greatly, low speed, big first break draft " technological principle.Back zone drafting multiple take 1.2～
1.37, roller gauge 20mm × 37mm, the ingot speed of spinning frame want grasp on the low side, ingot speed is 10000～13000rpm/min, spun yarn
Twist factor is 310～380.
The beneficial effects of the present invention is:
Flame-retardant and anti-static scribbled the most of the present invention has that flame-retardant and anti-static is effective, function is lasting, wearability is good, produces
The advantage of low cost.FRC is in addition to having fire-retardant effect, additionally it is possible to improves regain, improve electrostatic phenomenon；
The fire resistance of flame-retardant acrylic fibre fiber is best, and intensity is higher, and against weather is good；Stainless steel fibre then can give yarn excellence
Antistatic property, the performance of three kinds of fibers has reached complementary effect.
2. the flame-retardant and anti-static scribbled made by the present invention is light gray, and the quality of the most described mixed yarn refers to
Mark reaches first-class yarn level.Its flame-retardant and anti-static is respond well, is suitable for the industry requirement having special flame-retardant and anti-static requirement, has
Good economic benefit and market application foreground.
The production method of flame-retardant and anti-static scribbled the most provided by the present invention, has good reality in actual production
By value.
Detailed description of the invention
The detailed description of the invention of the present invention is described below in conjunction with embodiment, but following example are used only to describe in detail
The present invention, and limit the scope of the present invention never in any form.
Embodiment 1: a kind of flame-retardant and anti-static scribbled, uses FRC, flame-retardant acrylic fibre fiber, rustless steel fine
Dimension blending forms, and blending ratio is R20/A70/G10.Produce the flame-retardant and anti-static mixed yarn of 18.5tex, the anti-flaming viscose used
Fibre length is 38mm, and line density is 1.67dtex, and fracture strength is 1.84cN/dtex, and elongation at break is 12.74%.Adopted
Flame-retardant acrylic fibre fibre length be 38mm, line density is 1.67dtex, and fracture strength is 2.47cN/dtex, elongation at break
It is 30.04%.The a length of 40mm of stainless steel fibre used, line density is 8 m, and fracture strength is 0.64cN/dtex, fracture
Percentage elongation is 1.37%.
Embodiment 2: a kind of flame-retardant and anti-static scribbled, is with the difference of embodiment 1, FRC,
Flame-retardant acrylic fibre fiber, the blending ratio of stainless steel fibre are R40/A55/G5.
Embodiment 3: a kind of flame-retardant and anti-static scribbled, is with the difference of embodiment 1, FRC,
Flame-retardant acrylic fibre fiber, the blending ratio of stainless steel fibre are R50/A40/G10.
Embodiment 4: a kind of flame-retardant and anti-static scribbled, is with the difference of embodiment 1, FRC,
Flame-retardant acrylic fibre fiber, the blending ratio of stainless steel fibre are R70/A20/G10.
Embodiment 5: a kind of flame-retardant and anti-static scribbled, is with the difference of embodiment 1, FRC,
Flame-retardant acrylic fibre fiber, the blending ratio of stainless steel fibre are R57/A35/G8.
In embodiment 1, the production method of flame-retardant and anti-static scribbled comprises the following steps:
(1) pretreatment of raw material: use central air-conditioning spray chamber air-humidification method that flame-retardant acrylic fibre fiber is added wet process, adopt simultaneously
In this flame-retardant acrylic fibre fiber, antistatic additive is uniformly sprayed with spray pattern；Described antistatic additive is that FX-AS20 spinning is special anti-
Electrostatic agent and water are according to the formulated solution of the weight ratio of 1:10, and the solution weight of addition is flame-retardant acrylic fibre fibrous raw material weight
1.0%～1.5%.Owing to the mass specific resistance of flame-retardant acrylic fibre fiber is relatively big, in spinning process, electrostatic phenomenon is serious, and needing will resistance
Combustion acrylic fiber carries out adding wet process, is simultaneously introduced antistatic additive, and places 24 hours, it is ensured that is in moisture releasing shape from front to back
State, otherwise, easily occurs around car phenomenon.
(2) opening and cleaning step: respectively by FRC and the flame-retardant acrylic fibre fiber process after step (1) processes
Uniformly lap；Owing to FRC strength is relatively low, fiber is more crisp, the generation of damage and cotton knot for avoiding fiber,
Beater Speed in opening and cleaning step should suitably reduce, and wherein, griping cotton machine hired roughneck's rotating speed is 740r/min, porcupine opener card wire
Hired roughneck's rotating speed is 460r/min, and lapper comprehensive hired roughneck rotating speed is 860r/min, spaces and suitably to amplify.
(3) carding step: by the FRC lap of step (2) gained and flame-retardant acrylic fibre fiber lap through comb and parallel cotton fibers prior to spinning
Machine processes and obtains FRC cotton sliver and flame-retardant acrylic fibre fiber sliver.Carding step uses FA201 type carding machine.Due to quiet
Electricity reason, the licker-in of carding machine, cylinder, doffer speed are low, wherein, licker-in rotating speed 670 r/min, cylinder rotating speed 300 r/
min.Owing to the length of FRC and flame-retardant acrylic fibre fiber is longer, impure few, the distance between cylinder and cover plate should
Suitably amplify, the generation of damage and short flannel to reduce fiber, cylinder flat 5 space for 0.28mm × 0.25mm ×
0.25mm×0.25 mm×0.28mm.In anti-flaming viscose spinning process, comb and parallel cotton fibers prior to spinning flat strips is difficult to out, adjusts cylinder flat five point
Space 0.27mm × 0.24mm × 0.24mm × 0.24 mm × 0.27mm, flat strips or on the low side, but relatively having of going out of flat strips
Rule, normal.Front knife plate is suitable for reading space be difficult to the most too small, in order to avoid spacing too small and making fiber be wound around cylinder.Anti-flaming viscose is fine
The crimpiness of peacekeeping flame-retardant acrylic fibre fiber is preferable, fiber fluffy, and cotton strip quantity is unsuitable overweight, the most easily blocks horn mouth, the carded sliver
Quantitatively 15.5g/5m.Doffer speed suitably reduces, and can alleviate combing load, the suitable grasp less than normal of spacing between cylinder and doffer,
Fiber is conducive to shift smoothly, doffing speed 21r/min.Doffer and pattern doffing roller space less than normal, it is possible to resolve web strength
Low and produce fracture.
(4) mixing in doubling step: using three roads mixed and technique, every procedure uses 6 or 8 feedings, according to blending ratio by step
(3) the FRC cotton sliver of gained, flame-retardant acrylic fibre fiber sliver carry out mixing also with stainless steel fibre yarn.Mixing in doubling step is adopted
With FA305 type drawing frame.Owing to FRC and flame-retardant acrylic fibre fibre length are longer, elastic preferably electrostatic phenomenon is serious,
For preventing fiber to be wound around roller, rubber roll, mixing in doubling step suitably to reduce speed, and suitably increase amount of pressurization so that it is have enough
Institute's curable grip and drafting force, it is ensured that fiber is motion stabilization in draw zone.Roll surfaces need to carry out anti-around coating process, increases
Rubber roll antistatic effect, workshop humid control is about 75%.The horn mouth that bore to be used is less than normal, shrinks yarn width, increases
The effective control to fiber movement of the cohesive force of fiber, beneficially later process, improves bar solid carbon dioxide and puts down.Stainless steel fibre is at drafting
Operation use the mode of other fiber winding and closes, comparatively facilitating driving, being difficult to around roller.Amalgamation speed are not higher than
200 m/min, can effectively reduce drafting broken strip, it is ensured that being smoothed out of spinning, roller gauge 14mm × 20mm.
(5) Roving Frames: step (4) is mixed and gained ribbon is processed into rove through fly frame, and Roving Frames is adopted
With FA425 type fly frame.The twist factor of rove, the too small meeting of roving twist factor is rationally selected to cause the dry deterioration of bar, resultant yarn filoplume
Number increases, and crosses conference and causes spun yarn harmful drafting, and in the present embodiment, roving twist factor takes 70.The relative humidity in workshop to control
About 70%, the impact of electrostatic can be reduced.Reasonable selection proparea collector model, and strengthen maintenance, it is ensured that complete, intact
Flexibly, rove ingot speed is difficult to too high, and the ingot speed of spinning 18.5tex mixed yarn is 760rpm/min, and roller gauge 26mm ×
38mm。
(6) spinning process: use spinning frame that the rove of step (5) gained is processed into spun yarn, i.e. obtain flame-retardant and anti-static
Scribbled finished product.Spinning process uses FA506 type spinning frame.Back zone drafting multiple takes 1.37, roller gauge 20mm × 37mm,
The ingot speed of spinning frame wants grasp on the low side, and the ingot speed of spinning 18.5tex mixed yarn is 12000rpm/min, and the most instantaneous end breakage rate is relatively
Height, yarn twist factor is 320.Grain traveller is wanted suitably, to select the wire loop laid particular stress on.Workshop temperature is with 28 DEG C ~ 30 DEG C, relatively
Humidity is advisable with about 70%.
Finally, may also include winding procedure, use the technological principle of " low winder speed, small tension receiving coil ", be finally made weight
Cheese for 1.6kg/ cylinder.
The 18.5tex tri-component flame-retardant and anti-static mixed yarn made according to above-mentioned technique, after measured: single thread ultimate strength CV
Value is 10.7%, and hundred meters of weight CV values are 1.5%, and single thread fracture strength is 12cN/tex, and hundred meters of deviation of weights are+2%, reach excellent
Deng yarn level.
Instrument and equipment involved in the embodiment above if no special instructions, is routine instrument device；Involved
The raw material of industry if no special instructions, is commercially available regular industrial raw material.
Above in conjunction with embodiment, the present invention is described in detail, but, person of ordinary skill in the field can
Understand, on the premise of without departing from present inventive concept, it is also possible to each design parameter in above-described embodiment is changed, shape
Become multiple specific embodiment, be the common excursion of the present invention, describe in detail the most one by one at this.
Claims (8)
1. a flame-retardant and anti-static scribbled, it is characterised in that formed by the material blending of following masses percentage ratio: 20%～
The flame-retardant acrylic fibre fiber of FRC, 20%～70% of 70% and the stainless steel fibre of 5%～10%.
Flame-retardant and anti-static scribbled the most according to claim 1, it is characterised in that the length of described FRC
Degree is 35～40mm, and line density is 1.65～1.86 dtex；A length of 35～40mm, line density of described flame-retardant acrylic fibre fiber
It is 1.65～1.86 dtex；A length of the 38 of described stainless steel fibre～45mm, line density is 6～12 m.
Flame-retardant and anti-static scribbled the most according to claim 1, it is characterised in that the fracture of described FRC
Intensity is 1.84cN/dtex, and elongation at break is 12.74%；The fracture strength of described flame-retardant acrylic fibre fiber is 2.47cN/dtex,
Elongation at break is 30.04%；The fracture strength of described stainless steel fibre is 0.64cN/dtex, and elongation at break is 1.37%.
4. the production method of the flame-retardant and anti-static scribbled described in a claim 1, it is characterised in that include following step
Rapid:
(1) pretreatment of raw material: carry out adding wet process by flame-retardant acrylic fibre fiber so that it is be in moisture releasing state, simultaneously to this fire-retardant nitrile
Synthetic fibre fiber adds antistatic additive, and banks up 24 hours；
(2) opening and cleaning step: respectively by FRC and flame-retardant acrylic fibre fiber process Cheng Jun after step (1) processes
Even lap；
(3) carding step: by the FRC lap of step (2) gained and flame-retardant acrylic fibre fiber lap at carding machine
Reason obtains FRC cotton sliver and flame-retardant acrylic fibre fiber sliver；
(4) mixing in doubling step: using three roads mixed and technique, every procedure uses 6 or 8 feedings, according to blending ratio by step (3) institute
The FRC cotton sliver, the flame-retardant acrylic fibre fiber sliver that obtain carry out mixing also with stainless steel fibre yarn；
(5) Roving Frames: step (4) is mixed and gained ribbon is processed into rove through fly frame, wherein roving twist factor
Being 60～85, back zone drafting multiple is 1.15～1.35；
(6) spinning process: use spinning frame that the rove of step (5) gained is processed into spun yarn, i.e. obtain flame-retardant and anti-static blending
Yarn finished product.
The production method of flame-retardant and anti-static scribbled the most according to claim 4, it is characterised in that described step (1)
Middle employing central air-conditioning spray chamber air-humidification method adds wet process to flame-retardant acrylic fibre fiber, uses spray pattern to this resistance simultaneously
Combustion acrylic fiber uniformly sprays antistatic additive；Described antistatic additive is that FX-AS20 spins special antistatic additive and water according to 1:
The solution that the weight ratio of 10 is formulated, the solution weight of addition is the 1.0%～1.5% of flame-retardant acrylic fibre fibrous raw material weight.
The production method of flame-retardant and anti-static scribbled the most according to claim 4, it is characterised in that described step (3)
In carding step, the licker-in rotating speed of carding machine is 650～690 r/min, and cylinder rotating speed is 300～330 r/min；Cylinder flat
5 space be 0.26～0.28mm × 0.23～0.25mm × 0.23～0.25mm × 0.23～0.25 mm × 0.26～
0.28mm；Doffing speed is 16～24r/min；Weight of card sliver is 15～22g/5m.
The production method of flame-retardant and anti-static scribbled the most according to claim 4, it is characterised in that described step (4)
Sliver exporting speed in mixing in doubling step is 170～200 m/min, and weight of card sliver is 15～22kg/5m, total draft multiple be 6～
8.5, back zone drafting multiple is 1.3～1.5.
The production method of flame-retardant and anti-static scribbled the most according to claim 4, it is characterised in that described step (6)
In spinning process, back zone drafting multiple is 1.2～1.37, and roller gauge is 20mm × 37mm, the ingot speed of spinning frame be 10000～
13000rpm/min, yarn twist factor is 310～380.
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| CN106757603A (en) * | 2016-12-14 | 2017-05-31 | 德州悦丰纺织科技有限公司 | A kind of preparation method of copper composite polyester fiber antibiotic health care bright yarn |
| CN106894134A (en) * | 2017-03-21 | 2017-06-27 | 江南大学 | A kind of production method of flame-retardant and anti-static color spun core-spun yarn |
| CN108532054A (en) * | 2018-03-30 | 2018-09-14 | 河南工程学院 | It is high-strength to stretch flame-retardant curtain yarn and its spinning method for genuine |
| CN108517599A (en) * | 2018-06-27 | 2018-09-11 | 山东高密大昌纺织有限公司 | A kind of flame-retarding blended yarn of polyimides and its preparation process |
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