CN111139563A - Production method of different-shrinkage colored ATY (atom transfer Y) fiber for indoor home decoration - Google Patents
Production method of different-shrinkage colored ATY (atom transfer Y) fiber for indoor home decoration Download PDFInfo
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- CN111139563A CN111139563A CN201911345772.8A CN201911345772A CN111139563A CN 111139563 A CN111139563 A CN 111139563A CN 201911345772 A CN201911345772 A CN 201911345772A CN 111139563 A CN111139563 A CN 111139563A
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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
- D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
- D02G3/36—Cored or coated yarns or threads
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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
- 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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- 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
- D01F1/06—Dyes
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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
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/14—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyester as constituent
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- 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
- D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
- D02G1/16—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics using jets or streams of turbulent gases, e.g. air, steam
- D02G1/165—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics using jets or streams of turbulent gases, e.g. air, steam characterised by the use of certain filaments or yarns
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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
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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
- D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
- D02G3/34—Yarns or threads having slubs, knops, spirals, loops, tufts, or other irregular or decorative effects, i.e. effect yarns
- D02G3/346—Yarns or threads having slubs, knops, spirals, loops, tufts, or other irregular or decorative effects, i.e. effect yarns with coloured effects, i.e. by differential dyeing process
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
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- Chemical Kinetics & Catalysis (AREA)
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- Fluid Mechanics (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The invention relates to a production method of a different shrinkage colored ATY fiber for indoor home decoration, belonging to the technical field of chemical fiber preparation. The production method of the different-shrinkage colored ATY fiber for the interior home decoration adopts the color master batch and the PET slice spinning to respectively prepare the colored polyester pre-oriented yarn (POY) and the colored polyester fully drawn yarn (DTY), and prepares the colored ATY yarn with certain different shrinkage performance through air deformation, so that the colored ATY fiber has higher weather resistance and excellent different shrinkage performance, the terminal product is applied to interior decoration textiles such as curtains, wall decoration materials, sofa fabrics, throw pillow fabrics and the like, and the application of the terminal textile fabrics in the field of interior home fabrics is greatly improved.
Description
Technical Field
The invention relates to a production method of a different shrinkage colored ATY fiber for indoor home decoration, belonging to the technical field of chemical fiber preparation.
Background
People seek happiness, health and beauty, and a comfortable and elegant ecological environment is required, and because the construction of modern cities directly influences the promotion of the living idea of people, the people are required to live in a good urban ecological environment and have a renewed pursuit on the indoor environment of the home. The living room is closely related to the life of each person, and people spend most of the time indoors, so as to continuously improve the requirements of people on materials and spirit, and provide higher requirements on aesthetic consciousness and living ecological environment quality.
Besides various performance requirements of traditional fabrics, the textiles for interior decoration have higher requirements on wear resistance, weather resistance, light resistance, antifouling property, flame retardance, dimensional stability and the like due to special purposes and requirements. The conventional indoor decoration fabric is mainly woven by ATY (oriented yarn) space-variant yarns and DTY (draw textured yarn) false twist textured yarns, the ATY space-variant yarns have poor elasticity and single fabric style due to structural defects, and the fabric woven by the ATY yarns partially has simple style and cannot completely meet the requirements of the indoor home decoration fabric.
In view of the above-mentioned drawbacks, the present designer has made active research and innovation to create a method for producing different shrinkage color ATY fiber for indoor home decoration, so that the ATY fiber has industrial value.
Disclosure of Invention
In order to solve the technical problems, the invention aims to provide a production method of different-shrinkage colored ATY fibers for indoor home decoration. According to the production method of the different-shrinkage colored ATY fiber for the interior home decoration, the two types of fibers with larger shrinkage difference are introduced, the mass percentage of the two types of fibers in the yarn is controlled, the different shrinkage performance of the prepared colored ATY yarn for the interior home decoration is controllable, and the fabric style is unique.
The invention relates to a production method of a different shrinkage colored ATY fiber for indoor home decoration, which is characterized in that a PET (polyethylene terephthalate) colored POY fiber is used as a space-variant leather filament, a PET (polyethylene terephthalate) colored DTY fiber is used as a space-variant core filament, and the space-variant leather filament and the space-variant core filament are subjected to filament feeding by a second roller, hot pin hot stretching, third and fourth roller stretching, space-variant box space variant, main roller processing, hot box shaping, auxiliary roller filament discharging, oiling and winding according to the mass ratio of 1: 3-3: 1 to prepare the different shrinkage colored ATY fiber for indoor home decoration.
Further, the processing speed of the main roller is 250-650 m/min, the hot pin temperature is 98-160 ℃, the core wire overfeeding is 8-36%, the skin wire overfeeding is 16-48%, the air deformation pressure is 6.8-12kgf/cm, the shaping is carried out by adopting a closed hot box, and the shaping temperature is 200-240 ℃.
Further, the final color of the different-shrinkage colored ATY fiber for the interior home decoration is based on the color of a PET (polyethylene terephthalate) colored POY fiber and the color of a PET (polyethylene terephthalate) colored DTY fiber.
Furthermore, the specification range of the different shrinkage colored ATY fiber for the interior home decoration is 360-1000 dt/72-384 f.
Further, the specification of the PET (polyethylene terephthalate) colored POY fiber is 83-333 dt/36-192 f;
the preparation method of the PET (polyethylene terephthalate) colored POY fiber comprises the following steps: the PET chip and the color master batch are used as raw materials, the addition amount of the color master batch is 2.0-10.0% of the weight of the PET chip, and the PET chip is obtained by pre-crystallization, drying, mixing, extrusion, filtration, spinning, side-blown cooling, oiling and winding;
wherein, the coloring master batch component is a mixture of organic and inorganic pigments or dyes with high light fastness, a PET/PBT master batch carrier and LONGM3# antistatic agent;
the PET slice is one of a bright slice or a semi-dull slice;
the spinning temperature is 275-295 ℃, the biphenyl temperature is 275-292 ℃, a side blowing mode is adopted for cooling, the blowing air temperature is 18-25 ℃, the cooling air speed is 0.35-0.70 m/s, and the winding speed is 2800-3300 m/min.
Physical property indexes of the PET slices are as follows: relative viscosity of 0.685 + -0.02, melting point of 258 + -2 deg.C, terminal hydroxyl group content of 30 + -2 mol/t, hue (b) of 3.1, agglomerated particles (> 10 μm) of 1.0/mg, and water content of less than 600 ppm.
Further, the specification range of the PET (polyethylene terephthalate) colored DTY fiber is 167-333 dt/36-192 f;
the preparation method of the PET (polyethylene terephthalate) colored DTY fiber comprises the following steps: the PET (polyethylene terephthalate) colored POY fiber is used as a raw material, and is prepared by adopting a first roller for feeding, a first hot box for stretching, a cooling plate for cooling, a false twister for processing, a second roller for main roller processing, a second hot box for shaping, a third roller for discharging, oiling and winding;
wherein the processing speed of the main roller is 400-860 m/min, the stretching temperature of the first hot box is 150-230 ℃, the stretching temperature of the second hot box is normal temperature-220 ℃, the winding is 25-32 degrees, and the rising height (TEMCO) is adopted by the false twister
The PU disc with the specification is oiled by using a 1-5-1 or 1-6-1 disc combination scheme and a tanker in contact mode and special circular guide wheel porcelain pieces.
By the scheme, the invention at least has the following advantages:
1. the production method of the different-shrinkage colored ATY fiber for the interior home decoration adopts the color master batch and the PET slice spinning to respectively prepare the colored polyester pre-oriented yarn (POY) and the colored polyester fully drawn yarn (DTY), and prepares the colored ATY yarn with certain different shrinkage performance through air deformation, and the colored ATY fiber has higher weather resistance and excellent different shrinkage performance, and the terminal product is applied to indoor decoration textiles such as curtains, wall decoration materials, sofa fabrics, throw pillow fabrics and the like;
2. the production method of the different shrinkage colored ATY fiber for indoor home decoration introduces the different shrinkage fibers such as colored POY, DTY and the like, and the yarn processed by air deformation has excellent different shrinkage performance, good hand feeling, rich colors, green and environmental protection, thereby greatly improving the application of the terminal textile fabric in the field of indoor home fabric.
3. The production method of the different shrinkage colored ATY fiber for indoor home decoration adopts the colored spinning process as the raw material, the production process has no three-waste pollution such as waste water, waste gas, waste residue and the like, and the subsequent product does not need to be dyed again, so the different shrinkage colored ATY fiber is environment-friendly green fiber.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate a certain embodiment of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic view of the production process of the production method of the different shrinkage color ATY fiber for interior home decoration of the present invention;
FIG. 2 is a schematic structural diagram of a different shrinkage color ATY fiber for interior home decoration.
Wherein in fig. 1, a first roller; 2. a second roller; 3. a third roller; 4. a fourth roller; 5. a hot pin; 6. an air-to-air box; 7. a main roller; 8. a hot box; 9. an oil tanker; 10. ATY fiber.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Referring to fig. 1 and 2, in a preferred embodiment of the invention, a method for producing a different shrinkage colored ATY fiber for indoor home decoration is provided, in which a PET (polyethylene terephthalate) colored POY fiber is used as a space variant skin yarn, a PET (polyethylene terephthalate) colored DTY fiber is used as a space variant core yarn, and the space variant skin yarn and the space variant core yarn are subjected to yarn feeding by a second roller, hot pin hot drawing, third roller drawing, four roller drawing, space variant box space variant, main roller processing, hot box sizing, auxiliary roller yarn discharging, oiling, and winding according to a mass ratio of 1: 3-3: 1 to prepare the different shrinkage colored ATY fiber for indoor home decoration.
The preparation method of the PET (polyethylene terephthalate) colored POY fiber comprises the following steps: the PET chip and the color master batch are used as raw materials, the addition amount of the color master batch is 2.0-10.0% of the weight of the PET chip, and the PET chip is obtained by pre-crystallization, drying, mixing, extrusion, filtration, spinning, side-blown cooling, oiling and winding;
wherein, the coloring master batch component is a mixture of organic and inorganic pigments or dyes with high light fastness, a PET/PBT master batch carrier and LONGM3# antistatic agent;
the PET slice is one of a bright slice or a semi-dull slice;
the spinning temperature is 275-295 ℃, the biphenyl temperature is 275-292 ℃, a side blowing mode is adopted for cooling, the blowing air temperature is 18-25 ℃, the cooling air speed is 0.35-0.70 m/s, and the winding speed is 2800-3300 m/min.
Physical property indexes of the PET slices are as follows: relative viscosity of 0.685 + -0.02, melting point of 258 + -2 deg.C, terminal hydroxyl group content of 30 + -2 mol/t, hue (b) of 3.1, agglomerated particles (> 10 μm) of 1.0/mg, and water content of less than 600 ppm.
The preparation method of the PET (polyethylene terephthalate) colored DTY fiber comprises the following steps: the PET (polyethylene terephthalate) colored POY fiber is used as a raw material, and is prepared by adopting a first roller for feeding, a first hot box for stretching, a cooling plate for cooling, a false twister for processing, a second roller for main roller processing, a second hot box for shaping, a third roller for discharging, oiling and winding;
wherein the processing speed of the main roller is 400-860 m/min, the stretching temperature of the first hot box is 150-230 ℃, the stretching temperature of the second hot box is normal temperature-220 ℃, the winding is 25-32 degrees, and the rising height (TEMCO) is adopted by the false twister
The PU disc with the specification is oiled by using a 1-5-1 or 1-6-1 disc combination scheme and a tanker in contact mode and special circular guide wheel porcelain pieces.
Example 1
The colored ATY differential shrinkage fiber for the vehicle is prepared by taking a PET (polyethylene terephthalate) colored POY fiber and a PET (polyethylene terephthalate) colored DTY fiber as raw materials, taking the PET (polyethylene terephthalate) colored POY fiber as an empty-variant leather filament, taking the PET (polyethylene terephthalate) colored DTY fiber as an empty-variant core filament, and adopting a process route of second roller (filament feeding) -hot pin (hot drawing) -third roller and fourth roller (drawing) -empty-variant box (air variant box, which contains a humidifying water nozzle and an empty-variant nozzle) -main roller-hot box (shaping) -auxiliary roller (filament discharging) -oiling-winding.
The PET (polyethylene terephthalate) colored POY fiber and the PET (polyethylene terephthalate) colored DTY fiber have the mass percentage of 1: and 3, drawing the core filament PET (polyethylene terephthalate) colored DTY fiber by a third roller and the sheath filament PET (polyethylene terephthalate) colored POY fiber by a second roller and a fourth roller, and preparing the colored ATY differential shrinkage fiber for the vehicle through air deformation, sizing, oiling and winding.
Wherein, the final color of the ATY fiber is based on the color of PET (polyethylene terephthalate) colored POY fiber and the color of PET (polyethylene terephthalate) colored DTY fiber.
Wherein, the specification range of the colored ATY elastic fiber A for the vehicle is 360dt/72 f. Wherein the processing speed of the main roller is 250m/min, the hot pin temperature is 98 ℃, the core wire overfeed is 8 percent, the skin wire overfeed is 16 percent, the air deformation pressure is 6.8kgf/cm, the shaping is carried out by adopting a closed hot box, and the shaping temperature is 200 ℃.
Example 2
The colored ATY (air textured yarn) differential shrinkage fiber for the vehicle is prepared by taking a PET (polyethylene terephthalate) colored POY fiber and a PET (polyethylene terephthalate) colored DTY fiber as raw materials, taking the PET (polyethylene terephthalate) colored DTY fiber as an air textured yarn, taking the PET (polyethylene terephthalate) colored POY fiber as an air textured core yarn, and adopting a process route of second roller (yarn feeding) -hot pin (hot stretching) -third roller and fourth roller (stretching) -air textured box (air textured box, containing a humidifying water nozzle and an air textured nozzle) -main roller-hot box (shaping) -auxiliary roller (yarn discharging) -oiling-winding.
The PET (polyethylene terephthalate) colored DTY fibers and the PET (polyethylene terephthalate) colored POY fibers have the mass percentage of 2: 1, preparing the colored ATY differential shrinkage fiber for the vehicle by drafting a core filament PET (polyethylene terephthalate) colored POY fiber through a third roller and a sheath filament PET (polyethylene terephthalate) colored DTY fiber through a second roller and a fourth roller, and performing air deformation, sizing, oiling and winding.
Wherein, the final color of the ATY fiber is based on the color of PET (polyethylene terephthalate) colored POY fiber and the color of PET (polyethylene terephthalate) colored DTY fiber.
Wherein, the specification range of the colored ATY elastic fiber A for the vehicle is 1000dt/384 f. Wherein the processing speed of the main roller is 650m/min, the hot pin temperature is 140 ℃, the core wire overfeed is 36 percent, the skin wire overfeed is 48 percent, the air deformation pressure is 12kgf/cm, the shaping adopts a closed hot box for shaping, and the shaping temperature is 235 ℃.
Example 3
The colored ATY differential shrinkage fiber for the vehicle is prepared by taking a PET (polyethylene terephthalate) colored POY fiber and a PET (polyethylene terephthalate) colored DTY fiber as raw materials, taking the PET (polyethylene terephthalate) colored POY fiber as an empty-variant leather filament, taking the PET (polyethylene terephthalate) colored DTY fiber as an empty-variant core filament, and adopting a process route of second roller (filament feeding) -hot pin (hot drawing) -third roller and fourth roller (drawing) -empty-variant box (air variant box, which contains a humidifying water nozzle and an empty-variant nozzle) -main roller-hot box (shaping) -auxiliary roller (filament discharging) -oiling-winding.
The PET (polyethylene terephthalate) colored POY fibers and the PET (polyethylene terephthalate) colored DTY fibers have the mass percentage of 3: and (1) drawing the core filament PET (polyethylene terephthalate) colored DTY fiber by a third roller and the sheath filament PET (polyethylene terephthalate) colored POY fiber by a second roller and a fourth roller, and preparing the colored ATY differential shrinkage fiber for the vehicle by air deformation, sizing, oiling and winding.
Wherein the final color of the ATY fiber is based on ① PET (polyethylene terephthalate) colored POY fiber color and PET (polyethylene terephthalate) colored DTY fiber color.
Wherein, the specification range of the colored ATY elastic fiber A for the vehicle is 1000dt/384 f. Wherein the processing speed of the main roller is 600m/min, the hot pin temperature is 160 ℃, the core wire overfeeding is 32 percent, the skin wire overfeeding is 40 percent, the air deformation pressure is 12kgf/cm, the shaping adopts a closed hot box for shaping, and the shaping temperature is 240 ℃.
Comparative example: preparing polyester ATY fiber by using conventional polyester fiber as raw material yarn according to the preparation process of the ATY fiber, and taking the polyester ATY fiber as a comparison example;
the performance of the ATY fibers in the examples of the present invention and the comparative examples were measured, and the results are shown in table 1:
the detection method comprises the following steps:
the static elongation test was carried out using an electronic universal tester according to the method PV 3909-determination of non-metallic surface texture, static elongation and permanent set-with a suspension force of 125N.
TABLE 1 Performance test results
It can be seen from the detection data in the above table that in the comparative example, because the ATY fiber is not prepared by introducing the two types of fibers with large difference in shrinkage performance, the warp and weft static elongation of the final fiber is low, and the differential shrinkage performance is poor, which indicates that the ATY fiber prepared by introducing the two types of fibers with large difference in shrinkage performance has excellent elasticity and differential shrinkage performance, and has wide application prospect.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A production method of different-shrinkage colored ATY fibers for indoor home decoration is characterized by comprising the following steps: the method comprises the steps of taking PET (polyethylene terephthalate) colored POY fibers as space-variant leather yarns, taking PET (polyethylene terephthalate) colored DTY fibers as space-variant core yarns, and preparing the space-variant leather yarns and the space-variant core yarns by adopting a process route of second roller yarn feeding, hot pin hot stretching, third and fourth roller stretching, space-variant box space-variant, main roller processing, hot box shaping, auxiliary roller yarn discharging, oiling and winding according to the mass ratio of 1: 3-3: 1 to obtain the different-shrinkage colored ATY fibers for indoor home decoration.
2. The production method of the different-shrinkage colored ATY fiber for indoor home decoration according to claim 1, characterized in that: the processing speed of the main roller is 250-650 m/min, the hot pin temperature is 98-160 ℃, the overfeeding of core wires is 8-36%, the overfeeding of skin wires is 16-48%, the air deformation pressure is 6.8-12kgf/cm, the shaping is carried out by adopting a closed hot box, and the shaping temperature is 200-240 ℃.
3. The production method of the different-shrinkage colored ATY fiber for indoor home decoration according to claim 1, characterized in that: the final color of the different-shrinkage colored ATY fiber for the interior home decoration is based on the color of a PET (polyethylene terephthalate) colored POY fiber and the color of a PET (polyethylene terephthalate) colored DTY fiber.
4. The production method of the different-shrinkage colored ATY fiber for indoor home decoration according to claim 1, characterized in that: the specification range of the different-shrinkage colored ATY fiber for the interior home decoration is 360-1000 dt/72-384 f.
5. The production method of the different-shrinkage colored ATY fiber for indoor home decoration according to claim 1, characterized in that: the specification of the PET (polyethylene terephthalate) colored POY fiber is 83-333 dt/36-192 f;
the preparation method of the PET (polyethylene terephthalate) colored POY fiber comprises the following steps: the PET chip and the color master batch are used as raw materials, the addition amount of the color master batch is 2.0-10.0% of the weight of the PET chip, and the PET chip is obtained by pre-crystallization, drying, mixing, extrusion, filtration, spinning, side-blown cooling, oiling and winding;
wherein, the coloring master batch component is a mixture of organic and inorganic pigments or dyes with high light fastness, a PET/PBT master batch carrier and LONGM3# antistatic agent;
the PET slice is one of a bright slice or a semi-dull slice;
the spinning temperature is 275-295 ℃, the biphenyl temperature is 275-292 ℃, a side blowing mode is adopted for cooling, the blowing air temperature is 18-25 ℃, the cooling air speed is 0.35-0.70 m/s, and the winding speed is 2800-3300 m/min.
Physical property indexes of the PET slices are as follows: relative viscosity of 0.685 +/-0.02, melting point of 258 +/-2 ℃, content of terminal hydroxyl groups of 30 +/-2 mol/t, agglomerated particles (more than 10 microns) of less than or equal to 1.0 per mg and water content of less than 600 ppm.
6. The production method of the different-shrinkage colored ATY fiber for indoor home decoration according to claim 1, characterized in that: the specification range of PET (polyethylene terephthalate) colored DTY fibers is 167-333 dt/36-192 f;
the preparation method of the PET (polyethylene terephthalate) colored DTY fiber comprises the following steps: the PET (polyethylene terephthalate) colored POY fiber is used as a raw material, and is prepared by adopting a first roller for feeding, a first hot box for stretching, a cooling plate for cooling, a false twister for processing, a second roller for main roller processing, a second hot box for shaping, a third roller for discharging, oiling and winding;
wherein the processing speed of the main roller is 400-860 m/min, the stretching temperature of the first hot box is 150-230 ℃, the stretching temperature of the second hot box is normal temperature-220 ℃, the winding is 25-32 degrees, and the rising height of the false twister is adopted
A PU disc with the specification of 52.5mn multiplied by 9mm uses a 1-5-1 or 1-6-1 disc combination scheme, oil tanker contact oiling is used, and special circular guide wheel porcelain pieces are used for oiling.
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| CN112501740A (en) * | 2020-10-21 | 2021-03-16 | 信泰(福建)科技有限公司 | Space-dyed velvet yarn and manufacturing process thereof |
| CN112796014A (en) * | 2020-12-30 | 2021-05-14 | 纤丝舫(苏州)新材料有限公司 | Production method of air textured yarn and air textured yarn |
| CN113668115A (en) * | 2021-05-13 | 2021-11-19 | 江苏欣战江纤维科技股份有限公司 | Production method of high-weather-resistance mixed-color air textured yarn for dope-dyed vehicles |
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| CN112796014A (en) * | 2020-12-30 | 2021-05-14 | 纤丝舫(苏州)新材料有限公司 | Production method of air textured yarn and air textured yarn |
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