CN106400175A - Production method of pre-spinning colored high-shrinkage polyester FDYs (Fully Drawn Yarns) - Google Patents
Production method of pre-spinning colored high-shrinkage polyester FDYs (Fully Drawn Yarns) Download PDFInfo
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- CN106400175A CN106400175A CN201610791050.5A CN201610791050A CN106400175A CN 106400175 A CN106400175 A CN 106400175A CN 201610791050 A CN201610791050 A CN 201610791050A CN 106400175 A CN106400175 A CN 106400175A
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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
-
- 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
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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
- C08G63/78—Preparation processes
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D1/00—Treatment of filament-forming or like material
- D01D1/10—Filtering or de-aerating the spinning solution or melt
- D01D1/106—Filtering
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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
- D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
- D01D10/02—Heat treatment
-
- 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
-
- 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
- D01D5/088—Cooling filaments, threads or the like, leaving the spinnerettes
-
- 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
-
- 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
- D01D5/16—Stretch-spinning methods using rollers, or like mechanical devices, e.g. snubbing pins
-
- 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
- D01F1/04—Pigments
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Artificial Filaments (AREA)
Abstract
The invention relates to the technical field of the manufacture of fibers, in particular to a production method of pre-spinning colored high-shrinkage polyester FDY (Fully Drawn Yarns). Chemically modified high-shrinkage PET sections and coloring master batches are taken as raw materials to prepare the pre-spinning colored high-shrinkage polyester FDY, wherein the chemically modified high-shrinkage PET sections are obtained by adding m-phthalic acid in a PET copolymerization process. The high-shrinkage polyester FDYs disclosed by the invention are differentiated polyester filament yarn products which are developed based on taking the chemically modified high-shrinkage PET sections as raw materials, and the boiling water shrinkage is higher than 30%.
Description
Technical field
The present invention relates to fabric manufacturing area, particularly a kind of production method spinning front coloring terylene high convergency FDY silk.
Background technology
Terylene superelevation contractile filaments are a kind of differential polyester filaments cut into slices as development of raw materials with the high convergency of chemical modification
Product, its boiling water shrinkage is more than 30%.High-shrinkage fiber initial stage of development, is mainly used for manufacturing the bottom of dermatine
Cloth, is currently used primarily in the production varicosity thickness fabric such as textile and dress material.High-shrinkage fiber can under heating condition drastically
Shrink, form buiky yarn or the fabric having ridge design.
The method producing terylene high-shrinkage fibre includes two methods of physical modification and chemical modification, and physical modification is current
The method that many producers use, is through technique productions such as cryogenic tensile, low temperature setting, conventional POY silk to be gone out boiling water shrinkage reach
More than 30% high-shrinkage polyster.Physical modification method cost is relatively low, and process route is simple, but the boiling water shrinkage of product
Relatively low, and dimensional stability is not high.The method of chemical modification then can increase the stainability of fiber, anti-pilling, high receive
Contracting.Therefore, chemical modification will have the trend slowly replacing physical modification.But during chemical modification, because PET high convergency is cut
The fusing point more conventional PET section of piece reduces nearly 20 DEG C (PET high convergency section fusing point is about 235～240 DEG C), and crystallization rate is delayed
Slowly, technological temperature is difficult to control to, and the easily adhesion of section particle is lumpd and causes spinning to interrupt, and production efficiency is extremely low.
Content of the invention
The present invention is in order to overcome the shortcomings of above-mentioned technical problem, there is provided coloring terylene high convergency FDY silk before a kind of spinning
Production method, can be fully solved above-mentioned technical problem.
The technical scheme solving above-mentioned technical problem is as follows：
A kind of production method spinning front coloring terylene high convergency FDY silk, with the PET high convergency section of chemical modification and coloring
Master batch prepares coloring terylene high convergency FDY silk before spinning for raw material, concretely comprises the following steps：The PET high convergency of chemical modification is cut
Piece is delivered to pre-crystallized in pre-crystallized tower through pulse, is then placed in the section of the PET high convergency of chemical modification and color master-batch dry
It is dried in dry kettle, baking temperature is 158 ± 5 DEG C, one-level/secondary regenerator temperature is 150 ± 5 DEG C, receive high for the PET of chemical modification
Contracting section and color master-batch measured using volume metering mode after mix homogeneously, through screw extruder extrusion molding, then carry out pre-
Filter, after filter filter, pressure is 9.0～12.0Mpa, filter assemblies adopt 60～80 mesh/g METALLIC FILTRATION SAND, and component pressure is
12.0～22.0Mpa, by metering-spinning-cool down-oil the pre- network-draw roll-setting roll-master network-volume of-spinning shaft-
Around obtaining product, spinning temperature is 235～290 DEG C, and biphenyl temperature is 280～290 DEG C, and cooling adopts cross air blasting form, side-blown
Wind pathogenic wind-warm is 20～30 DEG C, and wind speed is 0.35～0.7m/s, and blast is 600～700Pa, and stretching roller speed is 1600～2000m/
Min, 85 ± 5 DEG C of draw roll temperature, the speed of setting roll is 4600～5000m/min, 100 ± 5 DEG C of roll temperature of shaping, winding speed
Spend for 4500～4900m/min, using this oil preparation of bamboo, trade mark F-1048, oil concentration 10～16%, described color master-batch
Addition is the 2.0～10.0% of the PET high convergency coupon weight of chemical modification, and described spinning temperature is 235～290 DEG C.
The specification spinning front coloring terylene high convergency FDY silk finally giving is 22～333dt/12～96f.
Further, the preparation method of the PET high convergency section of described chemical modification is：With p-phthalic acid and second two
Alcohol carries out esterification for raw material, obtains ethylene glycol terephthalate；With ethylene glycol terephthalate copolymerization, when copolymerization is anti-
Should reach total copolymerization response time 1/3rd when, be continuously added to M-phthalic acid, then carry out copolymerization until generate chemistry change
Property polyethylene terephthalate, after filtration through microtome knife be cut into chemical modification PET high convergency section.
Further, the amount of the M-phthalic acid of addition is the 2% of monomer gross mass.
Further, color master-batch main component is inorganic, organic pigment, the PET master batch carrier of high light fastness,
LONGM2# antistatic additive.
Further, described PET high convergency is cut into slices as bright chip or semi-dulling chips or full-dull polyester.
PET section physical index：Relative viscosity 0.675 ± 0.02,238 ± 2 DEG C of fusing point, terminal hydroxyl content 30 ± 2mol/
T, form and aspect (b) 2.9, aggregated particle (10 μm of ＞)≤1.2/mg, moisture content is less than 600ppm, transparent color and luster.
The invention has the beneficial effects as follows：
Terylene high convergency FDY silk of the present invention is a kind of difference cut into slices as development of raw materials with the PET high convergency of chemical modification
Change polyester filament product, its boiling water shrinkage is more than 30%.Be mainly used in grid-connected with superfine Denier fibres such as sea island filaments or with other
Fiber interweaving, produces the high-grade fabric with fine and smooth, plentiful, fine and close, ventilative pile fabrics or other new style.This
Light fibers adopts high light fastness color master-batch and PET section co-blended spinning, has higher weather resistance, end product is applied
In outdoor cushion, back cushion, high-end civilian weaving face fabric etc..
The PET high convergency of chemical modification of the present invention is cut into slices compared with pure PET, adds the glass of copolyesters after M-phthalic acid
Change transition temperature (Tg) to be declined slightly；With the increase of M-phthalic acid addition, crystallization temperature is in rising trend, crystallizes peak-to-peak
Shape is by sharply becoming flat；And fusing point (Tm) assumes significantly regular reduction, melting peak gradually broadens, and indicates crystal property
It is deteriorated.This is due to, in terms of thermodynamics, there is following relation between Tm and heat content and Entropy Changes：Tm=△ Hm/ △ sm, for
Body series, after macromolecular chain regularity destroys, △ Hm decreases, and entropy also slightly increases, and that is, △ sm increases, and thus results in fusing point
Decline.And increase with M-phthalic acid addition, macromolecular structure regularity destroys seriously, and fusing point is lower.Gather through modified
Its boiling water shrinkage of ester fiber and dry-hot shrinkage are all more than 50.0%.Because the interpolation of M-phthalic acid can destroy macromole
The regularity of chain, destroys the crystallization of polyester so as to crystallization is difficult, after fiber drawn, the degree of orientation improves, but degree of crystallinity is not
High.When fiber carries out heat treatment again under higher than draft temperature, there is disorientation in macromole, so that fiber is macroscopically being presented
High convergency.
The present invention colours terylene high convergency FDY silk and the blend fabric such as conventional terylene, acrylon, viscose glue, Pilus Caprae seu Oviss, warp before spinning
After heat treatment, may be made with the wool-like fabric of the ridge design of different shape.The third dimension of this fabric is strong, soft,
Seem plentiful, fine and close, attractive in appearance, be suitable for making long fancy suiting in imitative hair, tightly become crape, the knitting fabric of concave-convex type and artificial suede etc.
Extraordinary textile, is the desirable feedstock of textile product of new generation.
Chemical modification is to be cut by adding Third monomer (M-phthalic acid) to make modified poly ester in polyester polymerization process
Piece, the manufacturing procedure such as drying, spinning makes terylene high-shrinkage fibre.Overcome the section of PET high convergency normal because fusing point is less than
The crystallization rate that rule PET section causes is slow, and technological temperature is difficult to control to, and the easily adhesion of section particle is lumpd and caused in spinning
Disconnected, the low-down problem of production efficiency.Before the spinning of present invention design simultaneously, coloring terylene high convergency FDY silk is with chemical modification PET
High convergency section and high Exposure to Sunlight color master-batch are to process raw material, using coloring spinning technique before spinning, production process no waste water, useless
The three-waste pollutions such as gas, waste residue, subsequent product need not dye again, is a kind of environmental protection fiber very friendly to environment.
Specific embodiment
With reference to specific embodiment, the present invention is further detailed explanation.
Embodiment 1：
A kind of production method spinning front coloring terylene high convergency FDY silk, with the PET high convergency section of chemical modification and coloring
Master batch prepares coloring terylene high convergency FDY silk before spinning for raw material, concretely comprises the following steps：The PET high convergency of chemical modification is cut
Piece is delivered to pre-crystallized in pre-crystallized tower through pulse, is then placed in the section of the PET high convergency of chemical modification and color master-batch dry
It is dried in dry kettle, baking temperature is 158 DEG C, one-level/secondary regenerator temperature is 150 DEG C, by the PET high convergency section of chemical modification
Mix homogeneously after being measured using volume metering mode with color master-batch, through screw extruder extrusion molding, then carries out pre-filtering, mistake
Filter filter after pressure be 9.0Mpa, filter assemblies adopt 60 mesh/g METALLIC FILTRATION SAND, component pressure be 12.0Mpa, by metering-
Spinning-cool down-oil-spinning shaft-pre- network-draw roll-setting roll-master network-winding obtains product, and spinning temperature is
235 DEG C, biphenyl temperature is 280 DEG C, and cooling adopts cross air blasting form, and cross air blasting pathogenic wind-warm is 20 DEG C, and wind speed is 0.35m/s, blast
For 600Pa, stretching roller speed is 1600m/min, 85 DEG C of draw roll temperature, and the speed of setting roll is 4600m/min, roller temperature of shaping
100 DEG C of degree, winding speed is 4500m/min, using this oil preparation of bamboo, trade mark F-1048, oil concentration 10%, described color masterbatch
The addition of grain is the 2.0% of the PET high convergency coupon weight of chemical modification, and described spinning temperature is 235 DEG C.Finally give
Spin before coloring terylene high convergency FDY silk specification be 22～333dt/12～96f.
Chemical modification PET high convergency section preparation method be：Ester is carried out for raw material with p-phthalic acid and ethylene glycol
Change reaction, obtain ethylene glycol terephthalate；With ethylene glycol terephthalate copolymerization, when copolyreaction, to reach total copolymerization anti-
Between seasonable 1/3rd when, be continuously added to M-phthalic acid, then carry out copolymerization until generating the poly- terephthaldehyde of chemical modification
Sour glycol ester, is cut into the PET high convergency section of chemical modification through microtome knife after filtration.
The amount of the M-phthalic acid adding is the 2% of monomer gross mass.
Color master-batch main component is inorganic, organic pigment, the PET master batch carrier of high light fastness, LONGM2# antistatic
Agent.
Described PET high convergency is cut into slices as bright chip.
PET section physical index：Relative viscosity 0.675 ± 0.02,238 ± 2 DEG C of fusing point, terminal hydroxyl content 30 ± 2mol/
T, form and aspect (b) 2.9, aggregated particle (10 μm of ＞)≤1.2/mg, moisture content is less than 600ppm, transparent color and luster.
Embodiment 2：
A kind of production method spinning front coloring terylene high convergency FDY silk, with the PET high convergency section of chemical modification and coloring
Master batch prepares coloring terylene high convergency FDY silk before spinning for raw material, concretely comprises the following steps：The PET high convergency of chemical modification is cut
Piece is delivered to pre-crystallized in pre-crystallized tower through pulse, is then placed in the section of the PET high convergency of chemical modification and color master-batch dry
It is dried in dry kettle, baking temperature is 163 DEG C, one-level/secondary regenerator temperature is 155 DEG C, by the PET high convergency section of chemical modification
Mix homogeneously after being measured using volume metering mode with color master-batch, through screw extruder extrusion molding, then carries out pre-filtering, mistake
After filter filter, pressure is 12.0Mpa, and filter assemblies adopt 80 mesh/g METALLIC FILTRATION SAND, and component pressure is 22.0Mpa, by meter
Amount-spinning-cool down-oil-spinning shaft-pre- network-draw roll-setting roll-master network-winding obtains product, spinning temperature
For 290 DEG C, biphenyl temperature is 290 DEG C, and cooling adopts cross air blasting form, and cross air blasting pathogenic wind-warm is 30 DEG C, and wind speed is 0.7m/s, blast
For 700Pa, stretching roller speed is 2000m/min, 90 DEG C of draw roll temperature, and the speed of setting roll is 5000m/min, roller temperature of shaping
105 DEG C of degree, winding speed is 4900m/min, using this oil preparation of bamboo, trade mark F-1048, oil concentration 16%, described color masterbatch
The addition of grain is the 10.0% of the PET high convergency coupon weight of chemical modification, and described spinning temperature is 290 DEG C.Final
The specification spinning front coloring terylene high convergency FDY silk arriving is 22～333dt/12～96f.
Further, the preparation method of the PET high convergency section of chemical modification is：It is former with p-phthalic acid and ethylene glycol
Material carries out esterification, obtains ethylene glycol terephthalate；With ethylene glycol terephthalate copolymerization, when copolyreaction reaches
Total copolymerization response time 1/3rd when, be continuously added to M-phthalic acid, then carry out copolymerization until generating the poly- of chemical modification
Ethylene glycol terephthalate, is cut into the PET high convergency section of chemical modification through microtome knife after filtration.
The amount of the M-phthalic acid adding is the 2% of monomer gross mass.
Color master-batch main component is inorganic, organic pigment, the PET master batch carrier of high light fastness, LONGM2# antistatic
Agent.
PET high convergency is cut into slices as semi-dulling chips.
PET section physical index：Relative viscosity 0.675 ± 0.02,238 ± 2 DEG C of fusing point, terminal hydroxyl content 30 ± 2mol/
T, form and aspect (b) 2.9, aggregated particle (10 μm of ＞)≤1.2/mg, moisture content is less than 600ppm, transparent color and luster.
Embodiment 3：
A kind of production method spinning front coloring terylene high convergency FDY silk, with the PET high convergency section of chemical modification and coloring
Master batch prepares coloring terylene high convergency FDY silk before spinning for raw material, concretely comprises the following steps：The PET high convergency of chemical modification is cut
Piece is delivered to pre-crystallized in pre-crystallized tower through pulse, is then placed in the section of the PET high convergency of chemical modification and color master-batch dry
It is dried in dry kettle, baking temperature is 153 DEG C, one-level/secondary regenerator temperature is 145 DEG C, by the PET high convergency section of chemical modification
Mix homogeneously after being measured using volume metering mode with color master-batch, through screw extruder extrusion molding, then carries out pre-filtering, mistake
After filter filter, pressure is 10.5Mpa, and filter assemblies adopt 70 mesh/g METALLIC FILTRATION SAND, and component pressure is 17.0Mpa, by meter
Amount-spinning-cool down-oil-spinning shaft-pre- network-draw roll-setting roll-master network-winding obtains product, spinning temperature
For 260 DEG C, biphenyl temperature is 285 DEG C, and cooling adopts cross air blasting form, and cross air blasting pathogenic wind-warm is 25 DEG C, and wind speed is 0.55m/s, wind
Press as 650Pa, stretching roller speed is 1800m/min, 80 DEG C of draw roll temperature, the speed of setting roll is 4800m/min, setting roll
95 DEG C of temperature, winding speed is 4700m/min, using this oil preparation of bamboo, trade mark F-1048, oil concentration 13%, described coloring
The addition of master batch is the 6.0% of the PET high convergency coupon weight of chemical modification, and described spinning temperature is 255 DEG C.Final
The specification spinning front coloring terylene high convergency FDY silk arriving is 22～333dt/12～96f.
Chemical modification PET high convergency section preparation method be：Ester is carried out for raw material with p-phthalic acid and ethylene glycol
Change reaction, obtain ethylene glycol terephthalate；With ethylene glycol terephthalate copolymerization, when copolyreaction, to reach total copolymerization anti-
Between seasonable 1/3rd when, be continuously added to M-phthalic acid, then carry out copolymerization until generating the poly- terephthaldehyde of chemical modification
Sour glycol ester, is cut into the PET high convergency section of chemical modification through microtome knife after filtration.
The amount of the M-phthalic acid adding is the 2% of monomer gross mass.
Color master-batch main component is inorganic, organic pigment, the PET master batch carrier of high light fastness, LONGM2# antistatic
Agent.
PET high convergency is cut into slices as full-dull polyester.
PET section physical index：Relative viscosity 0.675 ± 0.02,238 ± 2 DEG C of fusing point, terminal hydroxyl content 30 ± 2mol/
T, form and aspect (b) 2.9, aggregated particle (10 μm of ＞)≤1.2/mg, moisture content is less than 600ppm, transparent color and luster.
The above, be only presently preferred embodiments of the present invention, and not the present invention is done with any pro forma restriction, every according to
According to any simple modification in the technical spirit of the present invention, above example made, equivalent variations, each fall within the guarantor of the present invention
Within the scope of shield.
Claims (5)
1. a kind of spin before coloring terylene high convergency FDY silk production method it is characterised in that PET high convergency with chemical modification
Section and color master-batch prepare coloring terylene high convergency FDY silk before spinning for raw material, concretely comprise the following steps：By chemical modification
The section of PET high convergency is pre-crystallized, then the PET high convergency section of chemical modification and color master-batch is placed in drying kettle and is dried,
Baking temperature is 158 ± 5 DEG C, after the PET high convergency section of chemical modification and color master-batch are measured using volume metering mode
Mix homogeneously, through screw extruder extrusion molding, obtains product by spinning, the winding that oils, the interpolation of described color master-batch
Measure 2.0～10.0% of the PET high convergency coupon weight for chemical modification, described spinning temperature is 235～290 DEG C.
2. according to claim 1 spin before coloring terylene high convergency FDY silk production method it is characterised in that described
Chemical modification PET high convergency section preparation method be：Esterification is carried out for raw material with p-phthalic acid and ethylene glycol, obtains
To ethylene glycol terephthalate；With ethylene glycol terephthalate copolymerization, when copolyreaction reaches total copolymerization response time
When 1/3rd, it is continuously added to M-phthalic acid, then carry out copolymerization until generating the polyethylene terephthalate of chemical modification
Ester, is cut into the PET high convergency section of chemical modification through microtome knife after filtration.
3. according to claim 2 spin before coloring terylene high convergency FDY silk production method it is characterised in that add
The amount of M-phthalic acid is the 2% of monomer gross mass.
4. according to claim 1 spin before coloring terylene high convergency FDY silk production method it is characterised in that described
Color master-batch is inorganic, organic pigment, the PET master batch carrier of high light fastness, the mixture of LONGM2# antistatic additive.
5. according to claim 1 spin before coloring terylene high convergency FDY silk production method it is characterised in that described
PET high convergency is cut into slices as bright chip, semi-dulling chips or full-dull polyester.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107217319A (en) * | 2017-07-26 | 2017-09-29 | 上海三问家居服饰有限公司 | A kind of regenerated terylene draw textured yarn, its production method and regeneration polar fleece fabric |
| CN109137180A (en) * | 2018-10-22 | 2019-01-04 | 浙江四通新材料科技股份有限公司 | A kind of imitative wool carpet yarn preparation method of terylene twisting sizing |
| CN109722732A (en) * | 2018-12-27 | 2019-05-07 | 江苏恒力化纤股份有限公司 | A kind of super fine denier polyester fiber and preparation method thereof |
| CN111793833A (en) * | 2020-06-30 | 2020-10-20 | 浙江海利环保科技股份有限公司 | Production method of recycled polyester multi-component mixed-color filament fiber |
| CN113481624A (en) * | 2021-06-24 | 2021-10-08 | 杭州惠丰化纤有限公司 | Polyester yarn and production process thereof |
| CN114164516A (en) * | 2021-12-06 | 2022-03-11 | 江苏欣战江纤维科技股份有限公司 | Production method of colored polyester high-shrinkage fully drawn yarn with high light fastness |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107217319A (en) * | 2017-07-26 | 2017-09-29 | 上海三问家居服饰有限公司 | A kind of regenerated terylene draw textured yarn, its production method and regeneration polar fleece fabric |
| CN109137180A (en) * | 2018-10-22 | 2019-01-04 | 浙江四通新材料科技股份有限公司 | A kind of imitative wool carpet yarn preparation method of terylene twisting sizing |
| CN109722732A (en) * | 2018-12-27 | 2019-05-07 | 江苏恒力化纤股份有限公司 | A kind of super fine denier polyester fiber and preparation method thereof |
| CN109722732B (en) * | 2018-12-27 | 2020-10-16 | 江苏恒力化纤股份有限公司 | Superfine denier polyester fiber and preparation method thereof |
| CN111793833A (en) * | 2020-06-30 | 2020-10-20 | 浙江海利环保科技股份有限公司 | Production method of recycled polyester multi-component mixed-color filament fiber |
| CN113481624A (en) * | 2021-06-24 | 2021-10-08 | 杭州惠丰化纤有限公司 | Polyester yarn and production process thereof |
| CN114164516A (en) * | 2021-12-06 | 2022-03-11 | 江苏欣战江纤维科技股份有限公司 | Production method of colored polyester high-shrinkage fully drawn yarn with high light fastness |
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