CN106087098B - A kind of three-dimensional superbright light DTY fiber and its processing method - Google Patents
A kind of three-dimensional superbright light DTY fiber and its processing method Download PDFInfo
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- 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
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/92—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/181—Acids containing aromatic rings
- C08G63/183—Terephthalic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/10—Encapsulated ingredients
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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
- D01D11/00—Other features of manufacture
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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
- D01D13/00—Complete machines for producing artificial threads
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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
- D01D5/08—Melt spinning methods
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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
- D01D5/08—Melt spinning methods
- D01D5/096—Humidity control, or oiling, of filaments, threads or the like, leaving the spinnerettes
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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
- D01D5/12—Stretch-spinning methods
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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
- D01D5/253—Formation of filaments, threads, or the like with a non-circular cross section; Spinnerette packs therefor
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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
- D01D5/28—Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
- D01F1/103—Agents inhibiting growth of microorganisms
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2286—Oxides; Hydroxides of metals of silver
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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Abstract
The present invention relates to a kind of three-dimensional superbright light DTY fiber and its processing method, its fibre section is imitative trilobal；Three blade end ports of imitative trilobal are respectively provided with the triangle of evagination, and the triangle of evagination for equilateral triangle, and the length of side of equilateral triangle is identical with the width of the three of trilobal blades.The triangle that evagination is arranged more shows the function of superbright light, while the length of triangle, width ratio difference cause the refractive power reflectance of fiber different, the light performance diversity of cloth cover.Therefore it is required that evagination triangle is approximate equilateral triangle, it is ensured that fiber refractive power reflectance.The present invention has the good superbright light polyester DTY fibers of aspects such as gloss is bright-coloured, soft, drapability is good, the comfortable flexibility of light polyester filament for avoiding present production is poor, the outer surface of strand is poor to the refraction of light, reflecting effect, dull, and lousiness is more, easily break end, the fabric being made into lacks flexibility and beautiful property.
Description
Technical field
The present invention relates to technical field of textile production, specifically, is a kind of three-dimensional superbright light DTY fiber and its processing side
Method.
Background technology
As requirement of the people to decorative fabric, style and style is constantly in raising, and the polyester size of capacity both at home and abroad
Continuous expansion, polyester filament market it is increasingly competitive, the profit margin of product is also less and less.Present enterprise only has
By the bold breakthrough and innovation of production technology, Development and Production goes out high technology content, and high value-added product could improve enterprise
Benefit, strengthens enterprise's competition commercially.The fabric being made into using triangle profile lustrous filament, with gloss is bright-coloured, feel is soft
The features such as soft, drapability is good, is now widely used in the fields such as trade mark, fabric, and market share is constantly being improved.Adopting at present has light
There is its glossiness ratio of light abnormity DTY obtained in special-shaped FDY using there is the light abnormity DTY glossiness that has obtained by light abnormity POY to want
It is bright.Therefore the superbright light abnormity DTY of FDY-DTY routes production is developed, has increasingly vast potential for future development.
Chinese Patent Application No. 2013104695202 is the present invention relates to chemical fiber wire production field, especially discloses one kind
With beautiful gloss, excellent Curl, the manufacture method of the more refraction DTY fiber of excellent mechanical property exist first
P-phthalic acid, the esterification of ethylene glycol, add nanoscale barium sulfate glycolic suspension, nanoscale barium sulfate in polycondensation reaction
Particle size range at 0.3～1 μm, addition is 1000～20000ppm, obtains the micro modified poly ester melt of nanoscale barium sulfate；
Again by melt spinning process, obtain Y type section and by micro modified POY fine as spinning pack with trilobal spinneret
Dimension, tow cooling arrive wound draw molding-plus bullet again, finally give and have how refrangible DTY fiber.Many refraction DTY are fine
Dimension is with beautiful gloss, excellent Curl, excellent mechanical property.
Chinese Patent Application No. 2014104764743 is the invention discloses a kind of manufacture method of more refraction DTY fiber, bag
Include following steps：1) 9 mass parts glycol are taken and is mixed with the nanoscale barium sulfate that 1.5 mass parts particle diameters are 0.1 μm, be obtained and suspend
Liquid；2) the glycol suspension containing nanoscale barium sulfate is mixed with terephalic acid, then is esterified, then carry out precondensation, then entered
Row final polymerization reaction, is obtained spinning melt；In polyester fondant, the addition of nanoscale barium sulfate is 40000ppm；3) spinning is melted
Body sends into spinning manifold, as-spun fibre is obtained after spinneret component spray webbing, then Jing ring wind quenchings, finally oils and is wound into
POY silks；4) bullet is added to the POY silks after balance, more refraction DTY fiber is obtained.The more refraction DTY fiber of present invention manufacture has bright
Beautiful gloss, excellent Curl, excellent mechanical property.
Chinese Patent Application No. 200810243640X is related to a kind of polyester DTY fiber pine silk floss flannel blanket and its production technology,
Wherein lint silk adopts polyester DTY fiber for raw material, its specification be 100D/96F-300D/432F, bottom silk adopt two kinds of raw materials,
A kind of is the polyester DTY fiber that specification is 50D/24F-200D/144F, and it is 50D/24F-200D/144F that another kind is specification
Semi-dull polyester FDY fiber, production technology includes customizing raw material, fabric weaving, base inspection, point cylinder, carding and pre-setting, dyeing
(stamp), roll soft (upper soft), dehydration, drying, raising, comb cut, the baking of hot light, ring, Cheng Ding, inspection, packaging, process costs are relatively low,
And the product for obtaining has " light such as silkworm silk ", " warm such as eider down " has unique cordial feeling in contacting with skin.
Chinese Patent Application No. 2015104654979 is related to a kind of superbright light polyester DTY fiber and preparation method thereof, and this surpasses
Light polyester DTY fiber is mainly polyester and is prepared by special-shaped spinneret orifice melt spinning, oil agent and high-speed winding；Oil
The oil preparation of agent at least include fluorochemical polyether, the 45% of the quality of the quality >=oil preparation of fluorochemical polyether；Fluorochemical polyether be oxirane,
The random copolymer of [(1,1,2,2- tetrafluoro ethyoxyl) methyl] oxirane and expoxy propane, preparation method：Polyester Jing meterings,
Extrude, cool down, oiling, stretching, thermal finalization and winding, polyester fiber FDY silks are obtained.Superbright light polyester DTY fiber, with real silk
As gloss and soft, fabric become clear sense and soft graceful silk light sensation, not only with excellent optical characteristics outside, fabric handss
Feel abundant, bulkiness, good permeability, with superbright flash effect.
Chinese Patent Application No. 2013104471733 is related to a kind of preparation method of fluorine polyester DTY fiber, including fluorine polyester
The preparation of the preparation, fluorine polyester POY fibers and fluorine polyester DTY fiber of melt；Using fluorine-containing p-phthalic acid and ethylene glycol as original
Expect and add inhibitor to prepare fluorine polyester fondant, using POY-DTY techniques, fluorine polyester fondant is directly extruded or made and is cut
Piece Jing screw rod melting extrusions, cool down, oil and wind fluorine polyester POY fibers are obtained, gained fluorine polyester POY fibers are heated, false
Twist with the fingers, shape, oil and wind and fluorine polyester DTY fiber is obtained.Gained novel fluorine polyester DTY fiber fracture strength is 3.2～
4.0cN/dex；Elongation at break is 20～40%.Due to the introducing of fluorine atom, improve polyester DTY fiber it is super-hydrophobic, hate
Water hates oily, antifouling aspect performance, in the working clothing manufacture of waterproof garment, the working clothing for bearing dirty and some special industries has huge
Prospect.
Chinese Patent Application No. 2011101688481 is related to a kind of production method of flat different dye superbright DTY fiber, its bag
Include following steps：(1), big bright chip is dried in drying machine, by dried big bright chip in screw extruding
Melted in machine and kept melt temperature；(2), the big bright chip of melting by the metering of spinning-drawing machine, spinning, oil, roll up
Around and balancing processing MOY semi-finished product are obtained；(3), by MOY semi-finished product pass sequentially through zero Lora, percussion, first roller, first
Hot tank heating, coldplate, twisting, the second Lora, network combined, the second hot tank, coiling and molding after the 3rd Lora, finally give flat
Equal different dye superbright DTY fiber.The fiber gone out using technique productions not only have the distinctive outward appearance of flat fiber, glittering gloss,
High brightness, the elastic and certain bulkiness of crispaturaing for keeping DTY exclusive again, while having shade phase after stock-dye
Between, the in picturesque disorder style of color.
Chinese Patent Application No. 2010101940887 is related to a kind of bi-component sliver type composite DTY fiber, and its feature exists
In the bi-component in the bicomponent composite fibre is polyester components and polyamide component, and the polyester components are selected from poly- to benzene
One or more in dioctyl phthalate propylene diester, polybutylene terephthalate and cation normal-pressure dyeable polyester.Also provide a kind of
The preparation method of above-mentioned composite DTY fiber is prepared, including：Spinneret after the polyester components and polyamide component are melted respectively
Extrusion molding, cool down, oil, drawing-off, destressing, false twist texturing obtain bi-component sliver type composite DTY fiber.Using above-mentioned side
The characteristics of composite DTY fiber and bi-component Superfine Fibre Fabric prepared by method has good dyeability, soft texture.
The content of the invention
It is an object of the invention to overcome the deficiencies in the prior art, there is provided a kind of three-dimensional superbright light DTY fiber and its processing
Method.
The purpose of the present invention is achieved through the following technical solutions：
A kind of three-dimensional superbright light DTY fiber, its fibre section are imitative trilobal；Three blade end ports of imitative trilobal
The triangle of evagination, and the triangle of evagination are respectively provided with for equilateral triangle, the length of side of equilateral triangle and the three of trilobal
The width of individual blade is identical.The triangle that evagination is arranged more shows the function of superbright light, while the length of triangle, width ratio
Example difference causes the refractive power reflectance of fiber different, the light performance diversity of cloth cover.Therefore it is required that evagination triangle is near
Like equilateral triangle, it is ensured that fiber refractive power reflectance.
A kind of processing method of three-dimensional superbright light DTY fiber, which concretely comprises the following steps：
First, the processing of antibacterial polyester melt
(1) passivation of silver oxide：
With silver oxide that mean diameter is 40～60 nanometers as anti-biotic material, under normal temperature condition, using high in ultrasound
The process for dispersing of speed stirring, is dispersed in nano phase ag_2 o in the alkaline solution of the deionized water that pH is 8～9, and high-speed stirred turns
Speed is 3100～4600 revs/min, and jitter time is 2～3h, is then 45～60 DEG C in reaction temperature and in speed of agitator is
Under the conditions of 1100～1400 revs/min, aluminum nitrate solution is slowly added to in system, control aluminum nitrate solution is in 45～60min
After having added, it is 80 DEG C of 30～60min of sustained response then to rise high reaction temperature, aluminium ion is adsorbed in nano phase ag_2 o table
Face, and under alkaline system, in nano phase ag_2 o Surface Creation aluminum hydroxide precipitation, then 4500 revs/min of reaction solution Jing
The high speed centrifugation 25min of clock, collects bottom sediment after centrifugation, precipitate is vacuum dried 24 hours at 120 DEG C, is prepared
Antibacterial nano phase ag_2 o；
Mass fraction of the required nano phase ag_2 o in alkaline solution is 16～26%,
Described aluminum nitrate is 1 with the molar ratio of nano phase ag_2 o:12～24；
Antibacterial nano phase ag_2 o has excellent anti-microbial property, but as silver oxide has very high reactivity,
Cause polyester fast decoupled in polyester high temperature polymerization process, and reduce the degree of polymerization of polymer, by being co-precipitated using solution
Method carry out coating inert aluminium hydroxide structure in nano oxidized silver surface, so as to reduce the inertia of nano phase ag_2 o, keep away
Exempt from degraded of the nano phase ag_2 o when the later stage is using polymerization or blending addition modifying to polymer, while utilizing aluminium hydroxide sheet
Dissolving of the amphoteric compound of body under acid and alkalescence condition, make the clad structure of nano oxidized silver surface etch dissolving but
The active structure of release nano phase ag_2 o, causes polyester to be degraded；
(2) esterification beating：
By p-phthalic acid, ethylene glycol, anti-ether agent, catalyst and heat stabilizer are added in beating kettle, at 15～80 DEG C
Under the conditions of carry out 20～60min of beating obtain esterification beating liquid；
P-phthalic acid is 1 with the mol ratio of ethylene glycol:1.3～1:1.55；
Anti- ether agent is sodium acetate, and p-phthalic acid and the mass values of anti-ether agent are 1:0.005～1:0.0085；
Catalyst is normal-butyl stannum, and p-phthalic acid is 1 with the mass values of catalyst:0.001%～1:0.035%；
Heat stabilizer is triphenyl phosphate, and p-phthalic acid is 1 with the mass values of heat stabilizer:0.01%～1:
0.035%；
Beating process is first carried out in polyester polymerization process, p-phthalic acid and addition auxiliary agent is entered using ethylene glycol solution
Row dissolving dispersion, reduces the interfacial effect of solid-liquid reaction, improves esterification rate in later stage polymerization process, it is to avoid because of solid liquid interface mistake
Greatly, cause reaction experiment long, by-product diethylene glycol increases, while using ester in esterification process during the beating of excessive acid in system
Compound into acidity, beneficial to the reaction of ethylene glycol in in-situ polymerization carboxylate and acid ester compound, due to excessive in reduction system
The lifting of diethylene glycol content caused by ethylene glycol, affects the performances such as the dyeing of final products, mechanics, while be more convenient passivation receiving
The dispersibility of rice silver oxide, improves the dispersibility of inorganic particle and carboxylate；
(3) esterification：
After the completion of step (2) esterification beating, esterification beating liquid is imported in esterifying kettle by the pipeline that is polymerized, in nitrogen
In atmosphere, esterification reaction temperature is 240～255 DEG C, and esterification reaction pressure is 0.10～0.20MPa, and reaction time of esterification is 1.5
～2.5h, reaction obtain polyester compound after terminating；
Conventional esterification technique adopts normal pressure esterification, not only needs the ethylene glycol of high-load, causes the transition of ethylene glycol to be waved
Sending out causes esterification water outlet to be forbidden, and esterification technique is difficult to, while the ethylene glycol volatilization of transition, causes substantial amounts of energy waste,
In esterification process, the ethylene glycol of transition causes diethylene glycol content to be lifted simultaneously, coloured product jaundice, therefore need to add excessive
Anti- ether agent, causes product quality to reduce；And using pressurization esterification technique, the saturated vapour pressure of ethylene glycol is improved, reduce ethylene glycol
Transition volatilization, on the basis of the exposure concentration for improving p-phthalic acid and ethylene glycol, it is ensured that reactivity, improve reaction speed
Rate；
(4) polycondensation reaction：
The polyester compound that step (3) is obtained is imported in polycondensation vessel by the pipeline that is polymerized, in atmospheric conditions, to contract
The mode of poly- addition adds antibacterial nano phase ag_2 o, and then under nitrogen protection, reaction temperature is 245～255 DEG C, during reaction
Between be 1.5～2.0h, reaction terminate after obtain polymeric polyester oligomer；Wherein antibacterial nano phase ag_2 o is oligomeric in polymeric polyester
Mass fraction in thing is 3～15%；
In polycondensation process add Surface coating aluminium hydroxide nano phase ag_2 o, you can avoid due in raw material to benzene two
It is acid too high after formic acid beating, and react with aluminium hydroxide, surface cover dissolving in passivation nano phase ag_2 o is made, accelerates polyester
Degraded, affect later stage polycondensation reaction, while improve passivation nano phase ag_2 o dispersibility, ensure passivation nano phase ag_2 o table
The addition of nano phase ag_2 o is realized under conditions of being not etched in face；
(5) whole polycondensation reaction：
The polymeric polyester oligomer that step (4) is obtained is imported in whole batch condensation polymerization reactor by the pipeline that is polymerized, Ran Houtong
Cross high temperature coarse vacuum, high temperature high vacuum condition carries out that final minification is poly- to prepare antibacterial polyester melt；
Its high temperature coarse vacuum reaction temperature is 265～270 DEG C, and reaction vacuum degree control is 1000～2000Pa, is reacted
Time is 1.0～1.5h, and high temperature fine vacuum reaction temperature is 275～285 DEG C, and reaction vacuum degree control is 10～60Pa, is reacted
Time is 1.0～1.5h；
Whole polycondensation reaction is the process that polyester fondant molecular weight is further lifted, and using the ester exchange reaction of esterification, makes to gather
Ester molecule amount is further lifted；The technology being esterified using distribution in esterification reaction process, realizes the equal of passivation nano phase ag_2 o
Even dispersion and stable addition, it is to avoid the clad structure of modified Nano silver oxide is destroyed, and causes nano phase ag_2 o structure to poly-
The degradation reaction of ester main chain, then by, in first step high temperature coarse vacuum reaction environment, under the high temperature conditions, improving polyester current
Dynamic property, beneficial to the carrying out of ester exchange reaction, while under vacuum, in system, end carboxyl and terminal hydroxy group reaction, remove moisture,
Control polyester ester exchange reaction, improves polyester degree, meets the conveying of later stage melt pipe and spinning, it is to avoid silver oxide is directly former
Position polymerization or polycondensation are added and accelerate polyester degraded, cause polyester melt viscosity too low, polyester backbone of degrading, especially high to contain
Amount addition nano phase ag_2 o, in the course of the polymerization process the problems such as the stifled feed opening in nano phase ag_2 o stillpot bottom；
2nd, the processing of three-dimensional superbright light DTY fiber
Added on normal polyester melt main pipeline online, the antibacterial polyester melt being prepared into step () be
Line adds melt, is injected on the main pipeline of normal polyester melt, by main pipeline by the online addition melt of dosing pump control
On high speed static blender carry out melt mixed, then conveying by melt pipe, then Jing melt-stoichiometries, be assigned to each
Spinning pipeline, then filter before Jing spins, filament spinning component is entered into, spinneret orifice section is adopted and is melted for the spinneret for imitating trilobal
Spinning, Jing lengthen ring wind quenching, oil, and stretch, and winding prepares three-dimensional superbright light FDY fiber, then with three-dimensional superbright
Light FDY fiber Jing DTY processing technique prepares required three-dimensional superbright light DTY fiber.
Wherein during melt spinning, antibacterial polyester melt and the mass ratio of normal polyester melt are 1:5～20；Its melting
It is 0.4～0.5 m/min that spinning technology parameter is wind speed, and spinning tension is controlled to 10～15cN, and draft temperature is 135～145
DEG C, draw ratio is 1.8～2.1 times, and winding speed is 3300～4500 ms/min, and Winding Tension Controlling is 15～20cN.
Wherein in the DTY courses of processing, process control parameter is that process velocity is 450～550m/min, and draw ratio is 1.00
～1.10, it is 1.70～1.80 that linear resonance surface velocity and the strand of frictional disk leave the ratio of the speed of scroll tube, and deformation temperature is 168
～172 DEG C, setting temperature is 175～180 DEG C, and network pressure is 0.10～0.11MPa.
Compared with prior art, the positive effect of the present invention is：
Three-dimensional light low elastic polyester filament is good because of its comfortable fashionable luster sense organ, good hand touch, takes for manufacturing mark, stage
Dress, jacquard fabric, gum shoes surfacing material etc., with good decorative effect, using profile spinneret silk hole, select coking amount few and are beneficial to
The spinning oil processed afterwards simultaneously controls rear producing process, so as to obtain with gloss is bright-coloured, soft, drapability is good
Deng the good superbright light polyester DTY fiber of aspects, it is to avoid the light polyester filament comfortable flexibility of present production is poor, strand
Outer surface it is poor to the refraction of light, reflecting effect, dull, and lousiness is more, easily breaks end, the fabric being made into lacks soft
Property and beautiful property.
Description of the drawings
Fig. 1 is the fibre section schematic diagram of the three-dimensional superbright light DTY fiber of the present invention.
Specific embodiment
The specific embodiment of a kind of three-dimensional superbright light DTY fiber of the present invention presented below and its processing method.
Embodiment 1
Accompanying drawing 1 is referred to, a kind of three-dimensional superbright light DTY fiber, its fibre section are imitative trilobal；Three of imitative trilobal
Blade end port is respectively provided with the triangle of evagination, and the triangle of evagination for equilateral triangle, the length of side of equilateral triangle
It is identical with the width of the three of trilobal blades.The triangle that evagination is arranged more shows the function of superbright light, while triangle
Length, width ratio difference cause the refractive power reflectance of fiber different, the light performance diversity of cloth cover.Therefore it is required that outer
Convex triangle is approximate equilateral triangle, it is ensured that fiber refractive power reflectance.
A kind of processing method of three-dimensional superbright light DTY fiber, which concretely comprises the following steps：
First, the processing of antibacterial polyester melt
(1) passivation of silver oxide：
With silver oxide that mean diameter is 40～60 nanometers as anti-biotic material, under normal temperature condition, using high in ultrasound
The process for dispersing of speed stirring, is dispersed in nano phase ag_2 o in the alkaline solution of the deionized water that pH is 8～9, and high-speed stirred turns
Speed is 3100～4600 revs/min, and jitter time is 2～3h, is then 45～60 DEG C in reaction temperature and in speed of agitator is
Under the conditions of 1100～1400 revs/min, aluminum nitrate solution is slowly added to in system, control aluminum nitrate solution is in 45～60min
After having added, it is 80 DEG C of 30～60min of sustained response then to rise high reaction temperature, aluminium ion is adsorbed in nano phase ag_2 o table
Face, and under alkaline system, in nano phase ag_2 o Surface Creation aluminum hydroxide precipitation, then 4500 revs/min of reaction solution Jing
The high speed centrifugation 25min of clock, collects bottom sediment after centrifugation, precipitate is vacuum dried 24 hours at 120 DEG C, is prepared
Antibacterial nano phase ag_2 o；
Mass fraction of the required nano phase ag_2 o in alkaline solution is 16%,
Described aluminum nitrate is 1 with the molar ratio of nano phase ag_2 o:12；
(2) esterification beating：
By p-phthalic acid, ethylene glycol, anti-ether agent, catalyst and heat stabilizer are added in beating kettle, at 15～80 DEG C
Under the conditions of carry out 20～60min of beating obtain esterification beating liquid；
P-phthalic acid is 1 with the mol ratio of ethylene glycol:1.3；
Anti- ether agent is sodium acetate, and p-phthalic acid and the mass values of anti-ether agent are 1:0.005；
Catalyst is normal-butyl stannum, and p-phthalic acid is 1 with the mass values of catalyst:0.001%～1:0.035%；
Heat stabilizer is triphenyl phosphate, and p-phthalic acid is 1 with the mass values of heat stabilizer:0.01%～1:
0.035%；
(3) esterification：
After the completion of step (2) esterification beating, esterification beating liquid is imported in esterifying kettle by the pipeline that is polymerized, in nitrogen
In atmosphere, esterification reaction temperature is 240～255 DEG C, and esterification reaction pressure is 0.10～0.20MPa, and reaction time of esterification is 1.5
～2.5h, reaction obtain polyester compound after terminating；
Conventional esterification technique adopts normal pressure esterification, not only needs the ethylene glycol of high-load, causes the transition of ethylene glycol to be waved
Sending out causes esterification water outlet to be forbidden, and esterification technique is difficult to, while the ethylene glycol volatilization of transition, causes substantial amounts of energy waste,
In esterification process, the ethylene glycol of transition causes diethylene glycol content to be lifted simultaneously, coloured product jaundice, therefore need to add excessive
Anti- ether agent, causes product quality to reduce；And using pressurization esterification technique, the saturated vapour pressure of ethylene glycol is improved, reduce ethylene glycol
Transition volatilization, on the basis of the exposure concentration for improving p-phthalic acid and ethylene glycol, it is ensured that reactivity, improve reaction speed
Rate；
(4) polycondensation reaction：
The polyester compound that step (3) is obtained is imported in polycondensation vessel by the pipeline that is polymerized, in atmospheric conditions, to contract
The mode of poly- addition adds antibacterial nano phase ag_2 o, and then under nitrogen protection, reaction temperature is 245～255 DEG C, during reaction
Between be 1.5～2.0h, reaction terminate after obtain polymeric polyester oligomer；Wherein antibacterial nano phase ag_2 o is oligomeric in polymeric polyester
Mass fraction in thing is 3%；
In polycondensation process add Surface coating aluminium hydroxide nano phase ag_2 o, you can avoid due in raw material to benzene two
It is acid too high after formic acid beating, and react with aluminium hydroxide, surface cover dissolving in passivation nano phase ag_2 o is made, accelerates polyester
Degraded, affect later stage polycondensation reaction, while improve passivation nano phase ag_2 o dispersibility, ensure passivation nano phase ag_2 o table
The addition of nano phase ag_2 o is realized under conditions of being not etched in face；
(5) whole polycondensation reaction：
The polymeric polyester oligomer that step (4) is obtained is imported in whole batch condensation polymerization reactor by the pipeline that is polymerized, Ran Houtong
Cross high temperature coarse vacuum, high temperature high vacuum condition carries out that final minification is poly- to prepare antibacterial polyester melt；
Its high temperature coarse vacuum reaction temperature is 265～270 DEG C, and reaction vacuum degree control is 1000～2000Pa, is reacted
Time is 1.0～1.5h, and high temperature fine vacuum reaction temperature is 275～285 DEG C, and reaction vacuum degree control is 10～60Pa, is reacted
Time is 1.0～1.5h；
2nd, the processing of three-dimensional superbright light DTY fiber
Added on normal polyester melt main pipeline online, the antibacterial polyester melt being prepared into step () be
Line adds melt, is injected on the main pipeline of normal polyester melt, by main pipeline by the online addition melt of dosing pump control
On high speed static blender carry out melt mixed, then conveying by melt pipe, then Jing melt-stoichiometries, be assigned to each
Spinning pipeline, then filter before Jing spins, filament spinning component is entered into, spinneret orifice section is adopted and is melted for the spinneret for imitating trilobal
Spinning, Jing lengthen ring wind quenching, oil, and stretch, and winding prepares three-dimensional superbright light FDY fiber, then with three-dimensional superbright
Light FDY fiber Jing DTY processing technique prepares required three-dimensional superbright light DTY fiber；
Wherein during melt spinning, antibacterial polyester melt and the mass ratio of normal polyester melt are 1:9；Its melt spinning
It is 0.4～0.5 m/min that technological parameter is wind speed, and spinning tension is controlled to 10～15cN, and draft temperature is 135～145 DEG C,
Draw ratio is 1.8～2.1 times, and winding speed is 3300～4500 ms/min, and Winding Tension Controlling is 15～20cN；
Wherein in the DTY courses of processing, process control parameter is that process velocity is 450～550m/min, and draw ratio is 1.00
～1.10, it is 1.70～1.80 that linear resonance surface velocity and the strand of frictional disk leave the ratio of the speed of scroll tube, and deformation temperature is 168
～172 DEG C, setting temperature is 175～180 DEG C, and network pressure is 0.10～0.11MPa.
Embodiment 2
A kind of three-dimensional superbright light DTY fiber, its fibre section are imitative trilobal；Three blade end ports of imitative trilobal
The triangle of evagination, and the triangle of evagination are respectively provided with for equilateral triangle, the length of side of equilateral triangle and the three of trilobal
The width of individual blade is identical.The triangle that evagination is arranged more shows the function of superbright light, while the length of triangle, width ratio
Example difference causes the refractive power reflectance of fiber different, the light performance diversity of cloth cover.Therefore it is required that evagination triangle is near
Like equilateral triangle, it is ensured that fiber refractive power reflectance.
A kind of processing method of three-dimensional superbright light DTY fiber, which concretely comprises the following steps：
First, the processing of antibacterial polyester melt
(1) passivation of silver oxide：
With silver oxide that mean diameter is 40～60 nanometers as anti-biotic material, under normal temperature condition, using high in ultrasound
The process for dispersing of speed stirring, is dispersed in nano phase ag_2 o in the alkaline solution of the deionized water that pH is 8～9, and high-speed stirred turns
Speed is 3100～4600 revs/min, and jitter time is 2～3h, is then 45～60 DEG C in reaction temperature and in speed of agitator is
Under the conditions of 1100～1400 revs/min, aluminum nitrate solution is slowly added to in system, control aluminum nitrate solution is in 45～60min
After having added, it is 80 DEG C of 30～60min of sustained response then to rise high reaction temperature, aluminium ion is adsorbed in nano phase ag_2 o table
Face, and under alkaline system, in nano phase ag_2 o Surface Creation aluminum hydroxide precipitation, then 4500 revs/min of reaction solution Jing
The high speed centrifugation 25min of clock, collects bottom sediment after centrifugation, precipitate is vacuum dried 24 hours at 120 DEG C, is prepared
Antibacterial nano phase ag_2 o；
Mass fraction of the required nano phase ag_2 o in alkaline solution is 19%,
Described aluminum nitrate is 1 with the molar ratio of nano phase ag_2 o:17；
(2) esterification beating：
By p-phthalic acid, ethylene glycol, anti-ether agent, catalyst and heat stabilizer are added in beating kettle, at 15～80 DEG C
Under the conditions of carry out 20～60min of beating obtain esterification beating liquid；
P-phthalic acid is 1 with the mol ratio of ethylene glycol:1.45；
Anti- ether agent is sodium acetate, and p-phthalic acid and the mass values of anti-ether agent are 1:0.0065；
Catalyst is normal-butyl stannum, and p-phthalic acid is 1 with the mass values of catalyst:0.025%；
Heat stabilizer is triphenyl phosphate, and p-phthalic acid is 1 with the mass values of heat stabilizer:0.0125%；
(3) esterification：
After the completion of step (2) esterification beating, esterification beating liquid is imported in esterifying kettle by the pipeline that is polymerized, in nitrogen
In atmosphere, esterification reaction temperature is 240～255 DEG C, and esterification reaction pressure is 0.10～0.20MPa, and reaction time of esterification is 1.5
～2.5h, reaction obtain polyester compound after terminating；
(4) polycondensation reaction：
The polyester compound that step (3) is obtained is imported in polycondensation vessel by the pipeline that is polymerized, in atmospheric conditions, to contract
The mode of poly- addition adds antibacterial nano phase ag_2 o, and then under nitrogen protection, reaction temperature is 245～255 DEG C, during reaction
Between be 1.5～2.0h, reaction terminate after obtain polymeric polyester oligomer；Wherein antibacterial nano phase ag_2 o is oligomeric in polymeric polyester
Mass fraction in thing is 10%；
(5) whole polycondensation reaction：
The polymeric polyester oligomer that step (4) is obtained is imported in whole batch condensation polymerization reactor by the pipeline that is polymerized, Ran Houtong
Cross high temperature coarse vacuum, high temperature high vacuum condition carries out that final minification is poly- to prepare antibacterial polyester melt；
Its high temperature coarse vacuum reaction temperature is 265～270 DEG C, and reaction vacuum degree control is 1000～2000Pa, is reacted
Time is 1.0～1.5h, and high temperature fine vacuum reaction temperature is 275～285 DEG C, and reaction vacuum degree control is 10～60Pa, is reacted
Time is 1.0～1.5h；
2nd, the processing of three-dimensional superbright light DTY fiber
Added on normal polyester melt main pipeline online, the antibacterial polyester melt being prepared into step () be
Line adds melt, is injected on the main pipeline of normal polyester melt, by main pipeline by the online addition melt of dosing pump control
On high speed static blender carry out melt mixed, then conveying by melt pipe, then Jing melt-stoichiometries, be assigned to each
Spinning pipeline, then filter before Jing spins, filament spinning component is entered into, spinneret orifice section is adopted and is melted for the spinneret for imitating trilobal
Spinning, Jing lengthen ring wind quenching, oil, and stretch, and winding prepares three-dimensional superbright light FDY fiber, then with three-dimensional superbright
Light FDY fiber Jing DTY processing technique prepares required three-dimensional superbright light DTY fiber；
Wherein during melt spinning, antibacterial polyester melt and the mass ratio of normal polyester melt are 1:15；Its melt spinning
It is 0.4～0.5 m/min that technological parameter is wind speed, and spinning tension is controlled to 10～15cN, and draft temperature is 135～145 DEG C,
Draw ratio is 1.8～2.1 times, and winding speed is 3300～4500 ms/min, and Winding Tension Controlling is 15～20cN；
Wherein in the DTY courses of processing, process control parameter is that process velocity is 450～550m/min, and draw ratio is 1.00
～1.10, it is 1.70～1.80 that linear resonance surface velocity and the strand of frictional disk leave the ratio of the speed of scroll tube, and deformation temperature is 168
～172 DEG C, setting temperature is 175～180 DEG C, and network pressure is 0.10～0.11MPa.
Embodiment 3
A kind of three-dimensional superbright light DTY fiber, its fibre section are imitative trilobal；Three blade end ports of imitative trilobal
The triangle of evagination, and the triangle of evagination are respectively provided with for equilateral triangle, the length of side of equilateral triangle and the three of trilobal
The width of individual blade is identical.The triangle that evagination is arranged more shows the function of superbright light, while the length of triangle, width ratio
Example difference causes the refractive power reflectance of fiber different, the light performance diversity of cloth cover.Therefore it is required that evagination triangle is near
Like equilateral triangle, it is ensured that fiber refractive power reflectance.
A kind of processing method of three-dimensional superbright light DTY fiber, which concretely comprises the following steps：
First, the processing of antibacterial polyester melt
(1) passivation of silver oxide：
With silver oxide that mean diameter is 40～60 nanometers as anti-biotic material, under normal temperature condition, using high in ultrasound
The process for dispersing of speed stirring, is dispersed in nano phase ag_2 o in the alkaline solution of the deionized water that pH is 8～9, and high-speed stirred turns
Speed is 3100～4600 revs/min, and jitter time is 2～3h, is then 45～60 DEG C in reaction temperature and in speed of agitator is
Under the conditions of 1100～1400 revs/min, aluminum nitrate solution is slowly added to in system, control aluminum nitrate solution is in 45～60min
After having added, it is 80 DEG C of 30～60min of sustained response then to rise high reaction temperature, aluminium ion is adsorbed in nano phase ag_2 o table
Face, and under alkaline system, in nano phase ag_2 o Surface Creation aluminum hydroxide precipitation, then 4500 revs/min of reaction solution Jing
The high speed centrifugation 25min of clock, collects bottom sediment after centrifugation, precipitate is vacuum dried 24 hours at 120 DEG C, is prepared
Antibacterial nano phase ag_2 o；
Mass fraction of the required nano phase ag_2 o in alkaline solution is 26%,
Described aluminum nitrate is 1 with the molar ratio of nano phase ag_2 o:24；
(2) esterification beating：
By p-phthalic acid, ethylene glycol, anti-ether agent, catalyst and heat stabilizer are added in beating kettle, at 15～80 DEG C
Under the conditions of carry out 20～60min of beating obtain esterification beating liquid；
P-phthalic acid is 1 with the mol ratio of ethylene glycol:1.55；
Anti- ether agent is sodium acetate, and p-phthalic acid and the mass values of anti-ether agent are 1:0.0085；
Catalyst is normal-butyl stannum, and p-phthalic acid is 1 with the mass values of catalyst:0.035%；
Heat stabilizer is triphenyl phosphate, and p-phthalic acid is 1 with the mass values of heat stabilizer:0.035%；
(3) esterification：
After the completion of step (2) esterification beating, esterification beating liquid is imported in esterifying kettle by the pipeline that is polymerized, in nitrogen
In atmosphere, esterification reaction temperature is 240～255 DEG C, and esterification reaction pressure is 0.10～0.20MPa, and reaction time of esterification is 1.5
～2.5h, reaction obtain polyester compound after terminating；
(4) polycondensation reaction：
The polyester compound that step (3) is obtained is imported in polycondensation vessel by the pipeline that is polymerized, in atmospheric conditions, to contract
The mode of poly- addition adds antibacterial nano phase ag_2 o, and then under nitrogen protection, reaction temperature is 245～255 DEG C, during reaction
Between be 1.5～2.0h, reaction terminate after obtain polymeric polyester oligomer；Wherein antibacterial nano phase ag_2 o is oligomeric in polymeric polyester
Mass fraction in thing is 3～15%；
(5) whole polycondensation reaction：
The polymeric polyester oligomer that step (4) is obtained is imported in whole batch condensation polymerization reactor by the pipeline that is polymerized, Ran Houtong
Cross high temperature coarse vacuum, high temperature high vacuum condition carries out that final minification is poly- to prepare antibacterial polyester melt；
Its high temperature coarse vacuum reaction temperature is 265～270 DEG C, and reaction vacuum degree control is 1000～2000Pa, is reacted
Time is 1.0～1.5h, and high temperature fine vacuum reaction temperature is 275～285 DEG C, and reaction vacuum degree control is 10～60Pa, is reacted
Time is 1.0～1.5h；
2nd, the processing of three-dimensional superbright light DTY fiber
Added on normal polyester melt main pipeline online, the antibacterial polyester melt being prepared into step () be
Line adds melt, is injected on the main pipeline of normal polyester melt, by main pipeline by the online addition melt of dosing pump control
On high speed static blender carry out melt mixed, then conveying by melt pipe, then Jing melt-stoichiometries, be assigned to each
Spinning pipeline, then filter before Jing spins, filament spinning component is entered into, spinneret orifice section is adopted and is melted for the spinneret for imitating trilobal
Spinning, Jing lengthen ring wind quenching, oil, and stretch, and winding prepares three-dimensional superbright light FDY fiber, then with three-dimensional superbright
Light FDY fiber Jing DTY processing technique prepares required three-dimensional superbright light DTY fiber；
Wherein during melt spinning, antibacterial polyester melt and the mass ratio of normal polyester melt are 1:20；Its melt spinning
It is 0.4～0.5 m/min that technological parameter is wind speed, and spinning tension is controlled to 10～15cN, and draft temperature is 135～145 DEG C,
Draw ratio is 1.8～2.1 times, and winding speed is 3300～4500 ms/min, and Winding Tension Controlling is 15～20cN；
Wherein in the DTY courses of processing, process control parameter is that process velocity is 450～550m/min, and draw ratio is 1.00
～1.10, it is 1.70～1.80 that linear resonance surface velocity and the strand of frictional disk leave the ratio of the speed of scroll tube, and deformation temperature is 168
～172 DEG C, setting temperature is 175～180 DEG C, and network pressure is 0.10～0.11MPa.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
Member, without departing from the inventive concept of the premise, can also make some improvements and modifications, and these improvements and modifications also should be regarded as
In protection scope of the present invention.
Claims (2)
1. a kind of processing method of three-dimensional superbright light DTY fiber, it is characterised in which concretely comprises the following steps, in normal polyester melt
Added on main pipeline online, antibacterial polyester melt is online addition melt, by the online addition melt note of dosing pump control
Enter on the main pipeline of normal polyester melt, melt mixed is carried out by the high speed static blender on main pipeline, then logical
Cross melt pipeline, then Jing melt-stoichiometries, be assigned to each spinning pipeline, then filter before Jing spins, enter into filament spinning component, adopt
Melt spinning is carried out with the spinneret that spinneret orifice section is imitative trilobal, Jing lengthens ring wind quenching, oils, and stretches, winding system
Standby to obtain three-dimensional superbright light FDY fiber, needed for then being prepared with three-dimensional superbright light FDY fiber Jing DTY processing technique three
Dimension superbright light DTY fiber；
The processing method of described antibacterial polyester melt, which concretely comprises the following steps：
（1）The passivation of silver oxide：
With silver oxide that mean diameter is 40～60 nanometers as anti-biotic material, under normal temperature condition, using the high-speed stirring in ultrasound
The process for dispersing mixed, is dispersed in nano phase ag_2 o in the alkaline solution of the deionized water that pH is 8～9, and high-speed stirred rotating speed is
3100～4600 revs/min, jitter time be 2～3h, then reaction temperature be 45～60 DEG C and speed of agitator be 1100
Under the conditions of～1400 revs/min, aluminum nitrate solution is slowly added to in system, control aluminum nitrate solution adds in 45～60min
After complete, it is 80 DEG C of 30～60min of sustained response then to rise high reaction temperature, aluminium ion is adsorbed in nano oxidized silver surface, and
Under alkaline system, in nano phase ag_2 o Surface Creation aluminum hydroxide precipitation, then the height of 4500 revs/min of reaction solution Jing
Speed centrifugation 25min, collects bottom sediment after centrifugation, precipitate is vacuum dried 24 hours at 120 DEG C, the antibacterial for preparing
Agent nano phase ag_2 o；
（2）Esterification beating：
By p-phthalic acid, ethylene glycol, anti-ether agent, catalyst and heat stabilizer are added in beating kettle, in 15～80 DEG C of conditions
Under carry out 20～60min of beating obtain esterification beating liquid；
P-phthalic acid is 1 with the mol ratio of ethylene glycol:1.3～1:1.55；
（3）Esterification：
In step（2）After the completion of esterification beating, esterification beating liquid is imported in esterifying kettle by the pipeline that is polymerized, in nitrogen atmosphere
In, esterification reaction temperature be 240～255 DEG C, esterification reaction pressure be 0.10～0.20MPa, reaction time of esterification be 1.5～
2.5h, reaction obtain polyester compound after terminating；
（4）Polycondensation reaction：
By step（3）The polyester compound for obtaining is imported in polycondensation vessel by the pipeline that is polymerized, and in atmospheric conditions, is added with polycondensation
Plus mode add antibacterial nano phase ag_2 o, then under nitrogen protection, reaction temperature is 245～255 DEG C, and the response time is
1.5～2.0h, reaction obtain polymeric polyester oligomer after terminating；Wherein antibacterial nano phase ag_2 o is in polymeric polyester oligomer
Mass fraction be 3～15%；
（5）Whole polycondensation reaction：
By step（4）The polymeric polyester oligomer for obtaining is imported in whole batch condensation polymerization reactor, then by height by the pipeline that is polymerized
Warm coarse vacuum, high temperature high vacuum condition carry out that final minification is poly- to prepare antibacterial polyester melt.
2. a kind of processing method of three-dimensional superbright light DTY fiber as claimed in claim 1, it is characterised in that melt spinning mistake
In journey, antibacterial polyester melt and the mass ratio of normal polyester melt are 1:5～20；It is 0.4 that its melt-spinning technology parameter is wind speed
～0.5 m/min, spinning tension is controlled to 10～15cN, and draft temperature is 135～145 DEG C, and draw ratio is 1.8～2.1
Times, winding speed is 3300～4500 ms/min, and Winding Tension Controlling is 15～20cN.
3. a kind of processing method of three-dimensional superbright light DTY fiber as claimed in claim 1, it is characterised in that DTY is processed
In journey, process control parameter is that process velocity is 450～550m/min, and draw ratio is 1.00～1.10, the surface line of frictional disk
The ratio of the speed that speed leaves scroll tube with strand is 1.70～1.80, and deformation temperature is 168～172 DEG C, and setting temperature is 175
～180 DEG C, network pressure is 0.10～0.11MPa.
4. a kind of processing method of three-dimensional superbright light DTY fiber as claimed in claim 1, it is characterised in that in step（1）
In, the mass fraction of required nano phase ag_2 o in alkaline solution is 16～26%.
5. a kind of processing method of three-dimensional superbright light DTY fiber as claimed in claim 1, it is characterised in that in step（1）
In, the molar ratio of described aluminum nitrate and nano phase ag_2 o is 1:12～24.
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| CN111118650B (en) | 2019-12-29 | 2021-08-13 | 江苏恒力化纤股份有限公司 | Degradable polyester fiber and preparation method thereof |
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| CN113969452A (en) * | 2021-10-11 | 2022-01-25 | 江苏嘉通能源有限公司 | Production and processing equipment and method for high-glossiness stretch textured yarn |
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