CN108085773B - Melt spinning device and process - Google Patents

Melt spinning device and process Download PDF

Info

Publication number
CN108085773B
CN108085773B CN201711427549.9A CN201711427549A CN108085773B CN 108085773 B CN108085773 B CN 108085773B CN 201711427549 A CN201711427549 A CN 201711427549A CN 108085773 B CN108085773 B CN 108085773B
Authority
CN
China
Prior art keywords
magnetic
magnetic material
particles
melt
melt spinning
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201711427549.9A
Other languages
Chinese (zh)
Other versions
CN108085773A (en
Inventor
孙亮
蒋秋菊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
QINGDAO ST.MEER FIBER TECHNOLOGY Co.,Ltd.
Original Assignee
Qingdao StMeer Fiber Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qingdao StMeer Fiber Technology Co ltd filed Critical Qingdao StMeer Fiber Technology Co ltd
Priority to CN201711427549.9A priority Critical patent/CN108085773B/en
Publication of CN108085773A publication Critical patent/CN108085773A/en
Application granted granted Critical
Publication of CN108085773B publication Critical patent/CN108085773B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • D01F6/94—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 other polycondensation products
    • 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
    • D01D1/06—Feeding liquid to the spinning head
    • D01D1/09—Control of pressure, temperature or feeding rate
    • 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
    • D01D13/02—Elements of machines in combination
    • 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
    • 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
    • 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
    • D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
    • D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Artificial Filaments (AREA)

Abstract

The invention relates to a melt spinning device and a melt spinning process, and belongs to the field of spinning. A melt spinning process is characterized in that a magnetic force in a direction parallel to the ground is applied to a melt in a wire drawing process, and the melt is prepared by the following method: step one, preparing alpha-Al2O3Coating magnetic material particles; step two, the a-Al obtained in the step one2O3The coated magnetic material particles are mixed with other fiber raw materials and melted to obtain the magnetic material. The process and the device can be used for obtaining the magnetic fiber with consistent magnetic orientation.

Description

Melt spinning device and process
Technical Field
The invention relates to a melt spinning device and a melt spinning process, and belongs to the field of spinning.
Background
The magnetic fiber is a chemical fiber containing a magnetic substance and having magnetism. At present, the fiber preparation method mainly comprises two types of melt spinning and solution spinning. Fiber-forming polymers that do not typically decompose significantly in the molten state are melt spun, such as polyester fibers, polyamide fibers, and the like. The melt spinning process is simple, the spinning speed is high, and the method is the most widely applied spinning method. The current methods for preparing magnetic fibers by melt spinning include various methods, such as wrapping or attaching a layer of magnetic material on the existing fibers to obtain certain magnetic properties of the obtained fibers. When the fiber is prepared, the material with magnetism is mixed into the slurry for preparing the fiber, so that the material with magnetism is integrally mixed into the fiber. However, when the magnetic material is mixed into the slurry, the magnetic material in the slurry after stirring and mixing exhibits anisotropic characteristics, which is not favorable for some occasions requiring the magnetic material to exhibit obvious orientation.
Disclosure of Invention
In view of the above technical problems, the present invention provides a melt spinning apparatus and a process, and more particularly, to a magnetic fiber melt spinning apparatus and a process.
A melt spinning process, wherein a magnetic force in a direction parallel to the ground is applied to a melt during drawing, and the melt is prepared by the following method:
step one, a-Al is added at 30-80 DEG C2O3Placing the nano particles in an inorganic aluminum salt solution with the concentration of 0.5-1 mol/L to obtain a dispersion liquid, and adjusting the pH value of the solution to 6-7; adding magnetic material particles into the dispersion liquid, and dropwise adding an ammonium bicarbonate solution with the concentration of 1-2 mol/L into the dispersion liquid after the addition is finished, wherein the volume of the aluminum salt solution and the ammonium bicarbonate solution is 1: 0.5-2; then, carrying out spray drying on the obtained mixed solution, roasting the dried particles at the roasting temperature of 400-550 ℃ to obtain alpha-Al2O3Coated with magnetic material particles in which a-Al2O3The ratio of the nano particles to the inorganic aluminum salt solution is 1g: 100-1000 mL;
step two, the a-Al obtained in the step one2O3The coated magnetic material particles are mixed with other fiber raw materials and melted to obtain the magnetic material.
In the melt spinning process of the invention, the alpha-Al is preferably dispersed by ultrasonic2O3The nano particles are uniformly dispersed in the solution; and adding magnetic material particles to the dispersion under preferably ultrasonic conditions.
In the fiber manufacturing process of the invention, the a-Al2O3The average particle size of the nanoparticles is 20 to 200nm, and more preferably 50 to 100 nm.
In the fiber manufacturing process, the obtained alpha-Al2O3In the coated magnetic material particles, a-Al2O3The thickness of the coating layer is 0.2 to 1 micron, and more preferably 0.2 to 0.5 micron.
In the melt spinning process, the solution for adjusting the pH value of the solution is an inorganic acid or alkali solution, such as citric acid, sodium hydroxide and the like.
In the melt spinning process of the present invention, the "spray drying" is carried out in a commercially available spray dryer.
In the melt spinning process of the present invention,in the second step, the other fiber raw materials refer to raw materials related to the melt which can be used in the melt mode disclosed in the prior art, such as polymer fiber raw materials, glass fiber raw materials and ceramic fiber raw materials. Further, polymer fiber raw materials such as polyphenylene sulfide, polypropylene, nylon, PVA, PVB and the like; the glass fiber raw material is SiO as a main body2The glass fiber raw material of (1).
In the melt spinning process, the raw materials are melted by heating in the second step, and the heating temperature is higher than the melting point or melting temperature of the raw materials and lower than alpha-Al2O3The melting point is preferably higher than the melting point or the melting temperature is preferably 5 to 10 ℃.
In the melt spinning process, the inorganic aluminum salt is preferably aluminum chloride, aluminum nitrate or aluminum sulfate.
The melt spinning process is preferred, and the alpha-Al2O3The ratio of the nanoparticles to the inorganic aluminum salt solution is 1g: 200-500 mL.
The melt spinning process is preferable, and the magnetic material is Fe, Co, Ni or an alloy or a magnetic ferrite consisting of more than two of Fe, Co and Ni. The ferrite is disclosed in the prior art.
According to the melt spinning process, the particle size of the magnetic material particles is preferably 1-5 micrometers.
The melt spinning process is preferable, and the second step is as follows: polyphenylene sulfide powder and the alpha-Al obtained in the step one2O3The coated magnetic material particles and sodium dodecyl benzene sulfonate powder are evenly mixed and melted to obtain the magnetic material, wherein the polyphenylene sulfide powder and the alpha-Al are mixed to obtain the magnetic material2O3The mass ratio of the coated magnetic material particles to the sodium dodecylbenzenesulfonate is 100: 0.5-5: 0-0.05 (including 0).
The melt spinning process is preferable, and the magnetic field intensity is 1.5-5T.
It is another object of the present invention to provide a melt spinning apparatus that can implement the above process.
The utility model provides a melt spinning device, the device is including leaking hopper-shaped material containing device, material containing device comprises material containing portion and fibre shaping portion material containing device's outside is equipped with the magnetic field generating device that can produce the magnetic field direction and be on a parallel with ground, the produced magnetic field of magnetic field generating device acts on whole fibre shaping portion and material containing portion and is close to the part of material containing portion and fibre shaping portion junction.
The magnetic field generating device of the present invention is a device capable of generating a magnetic field in a direction parallel to the ground, and is commercially available or manufactured by a method disclosed in the prior art.
The material containing device is used for containing melt raw materials for spinning.
Further, the material containing part is provided with a shell of a funnel structure.
Further, the fiber forming part is in a hollow tubular shape, and the inner diameter of the fiber forming part is determined according to the diameter of the prepared fiber.
Furthermore, the magnetic field generated by the magnetic field generating device acts on the whole fiber forming part and the part 1-20 cm higher than the joint of the material containing part and the fiber forming part.
Furthermore, the magnetic field generated by the magnetic field generating device acts on the whole fiber forming part and a part 5-10 cm higher than the joint of the material containing part and the fiber forming part.
The melt spinning device is provided with a magnetic field generating device which can generate a magnetic field parallel to the ground direction. When the melt raw material containing magnetic material particles therein flows through the magnetic field generating device, it will be aligned according to the direction of the magnetic lines of force, and the magnetic particles are aligned to a certain extent according to the same magnetic domain orientation, and the fibers formed subsequently have the consistency of magnetic orientation.
According to the melt spinning device, the pressurizing device is preferably arranged at the upper part of the funnel-shaped material containing device and used for regulating and controlling the pressure inside the funnel-shaped material containing device, so that the raw materials contained in the material containing part enter the fiber forming part.
Furthermore, the pressurizing device comprises a pressurizing plate, the pressurizing plate and the material containing part shell form a closed space, the top of the pressurizing plate is connected with a connecting rod, the connecting rod is connected with a power device, a pressure measuring device used for measuring the internal pressure of the material containing device is fixed on the pressurizing plate, and the pressure measuring device is connected with the power device through a controller.
In the technical scheme, the controller receives pressure data inside the material containing device measured by the pressure measuring device, controls the power device and further keeps the pressure inside the material containing device enough to enable the pulp to enter the fiber forming part. The power device is such as a motor and the like.
In the melt spinning device, the heating layers are preferably arranged on the outer sides of the shells of the material containing part and the fiber forming part of the material containing device.
Further, as the temperature control requirements on the material containing part and the fiber forming part are the same or different, the heating layer outside the shell of the material containing part and the heating layer outside the shell of the fiber forming part are independent respectively.
In the melt spinning apparatus of the present invention, it is preferable that the discharge port of the fiber forming section is provided in a vacuum chamber located below the fiber forming section, the vacuum chamber is a housing having a certain length in a vertical direction, and the vacuum chamber is provided with a vacuum pumping device and a cooling device for adjusting the temperature inside the vacuum chamber.
In the melt spinning device, the material receiving roller is preferably arranged below the vacuum chamber.
Compared with the prior art, the invention has the beneficial effects that:
the melt prepared by the process of the invention contains magnetic particles, and the magnetic particles are a-Al2O3Coating magnetic material particles with a-Al having a high strength2O3The fiber is wrapped outside the magnetic material, so that on one hand, the strength and the toughness of the obtained fiber can be improved; in the preparation of a-Al2O3When the magnetic material particles are coated, a-Al is used2O3The nano particles are used as seed crystals to induce the generation of a-Al2O3A coating of phase crystal structure. On the other hand, a-Al2O3The magnetic material is wrapped in the magnetic material, so that the magnetic loss of the magnetic substance in the magnetic material due to the action with other fibers can be avoided. The invention also provides a device capable of realizing the melt spinning process. The melt spinning apparatus of the present invention, which isThe magnetic field generating device is a magnetic field device capable of generating a magnetic field parallel to the ground direction. When the melt raw material containing magnetic material particles therein flows through the magnetic field generating device, it will be aligned according to the direction of the magnetic lines of force, and the magnetic particles are aligned to a certain extent according to the same magnetic domain orientation, and the fibers formed subsequently have the consistency of magnetic orientation. The equipment has simple structure, easy operation and high spinning efficiency.
Drawings
FIG. 1 is a schematic view of a melt spinning apparatus;
fig. 2 is a schematic view of the direction of the magnetic field of the magnetic generator.
Detailed Description
The melt spinning device used in the following embodiments is shown in fig. 1 and 2, and the melt spinning device comprises a funnel-shaped material containing device 1, wherein the material containing device 1 consists of a material containing part 1-1 and a fiber forming part 1-2, and the material containing part 1-1 is provided with a shell with a funnel structure; the fiber forming part 1-2 is a hollow pipe, the inner diameter of which is 100 micrometers, and the length of which is 6 cm. .
A magnetic field generating device 3 capable of generating a magnetic field with the direction parallel to the ground is arranged outside the material containing device 1, and the magnetic field generated by the magnetic field generating device 3 acts on the whole fiber forming part 1-2 and a position 5cm higher than the connecting position of the material containing part 1-1 and the fiber forming part 1-2. The magnetic field generating device 3 is a WD type single-yoke double-adjustment electromagnet Changchun Upu company, and the material containing device 1 is arranged between two pole faces of the magnetic field generating device 3.
The funnel-shaped material containing device is characterized in that a pressurizing device 4 is arranged on the upper portion of the funnel-shaped material containing device 1, and the pressurizing device 4 is used for regulating and controlling the pressure inside the funnel-shaped material containing device, so that raw materials contained in the material containing portion 1-1 enter the fiber forming portion 1-2. The pressurization device 4 comprises a pressurization plate 4-1, the pressurization plate 4-1 and a shell of the material containing part 1-1 form a closed space, the top of the pressurization plate 4-1 is connected with a connecting rod 4-2, the connecting rod 4-2 is connected with a power device, a pressure measuring device for measuring the internal pressure of the material containing device 1 is fixed on the pressurization plate 4-1, and the pressure measuring device is connected with the power device through a controller. The controller receives pressure data of the interior of the material containing device 1 measured by the pressure measuring device, controls the power device and further keeps the pressure of the interior of the material containing device 1 enough to enable the pulp to enter the fiber forming part 1-2.
Heating layers are arranged on the outer sides of the shells of the material containing part 1-1 and the fiber forming part 1-2 of the material containing device 1. And the heating layer 2-1 at the outer side of the shell of the material containing part 1-1 and the heating layer 2-2 at the outer side of the shell of the fiber forming part 1-2 are respectively independent.
The discharge port of the fiber forming part 1-2 is arranged in a vacuum chamber 8 positioned below the fiber forming part 1-2, the vacuum chamber 8 is a shell with the length of 10cm in the vertical direction, and the vacuum chamber is provided with a vacuum pumping device and a cooling device for adjusting the temperature in the vacuum chamber. A material receiving roller 7 is arranged below the vacuum chamber 8.
a-Al used in the following examples2O3The average particle size of the nano-particles is 50-100 nm, and the formed alpha-Al2O3The thickness of the coating layer is 0.2 to 0.5 μm.
Example 1
A melt spinning process is a melt spinning process, and the melt is prepared by the following steps:
step one, a-Al is added at 50 DEG C2O3Placing the nano particles in an aluminum sulfate solution with the concentration of 0.5mol/L to obtain a dispersion liquid, and adjusting the pH value of the solution to 6-7; adding magnetic material particles (Fe particles with the average particle size of 2 microns) into the dispersion, and dropwise adding an ammonium bicarbonate solution with the concentration of 1.5mol/L into the dispersion, wherein the volume of the aluminum salt solution and the ammonium bicarbonate solution is 1: 1; then spray drying the obtained mixed solution, roasting the dried particles at the roasting temperature of 450 ℃ to obtain alpha-Al2O3Coated with magnetic material particles in which a-Al2O3The ratio of the nano particles to the inorganic aluminum salt solution is 1g to 500 mL;
step two, polyphenylene sulfide powder and the alpha-Al obtained in the step one2O3Uniformly mixing and melting the coated magnetic material particles to obtain the polyphenylene sulfide powder and the alpha-Al2O3The mass ratio of the coated magnetic material particles is 100: 2.
And (3) placing the melt in a material containing device, and carrying out melt spinning with the magnetic field intensity of 1T to obtain the magnetic fiber with uniform magnetic domain direction of the magnetic particles.
Example 2
A melt spinning process is a melt spinning process, and the melt is prepared by the following steps:
step one, a-Al is added at 50 DEG C2O3Placing the nano particles in an aluminum sulfate solution with the concentration of 0.5mol/L to obtain a dispersion liquid, and adjusting the pH value of the solution to 6-7; adding magnetic material particles (Fe particles with the average particle size of 2 microns) into the dispersion, and dropwise adding an ammonium bicarbonate solution with the concentration of 1.5mol/L into the dispersion, wherein the volume of the aluminum salt solution and the ammonium bicarbonate solution is 1: 1; then spray drying the obtained mixed solution, roasting the dried particles at the roasting temperature of 450 ℃ to obtain alpha-Al2O3Coated with magnetic material particles in which a-Al2O3The ratio of the nano particles to the inorganic aluminum salt solution is 1g to 500 mL;
step two, polyphenylene sulfide powder and the alpha-Al obtained in the step one2O3The coated magnetic material particles and sodium dodecyl benzene sulfonate powder are evenly mixed and melted to obtain the magnetic material, wherein the polyphenylene sulfide powder and the alpha-Al are mixed to obtain the magnetic material2O3The mass ratio of the coated magnetic material particles to the sodium dodecyl benzene sulfonate is 100:2: 0.01.
And (3) putting the melt into a material containing device, and carrying out melt spinning with the magnetic field intensity of 1.5T to obtain the magnetic fiber with uniform magnetic domain direction of the magnetic particles.
Example 3
A melt spinning process is a melt spinning process, and the melt is prepared by the following steps:
step one, a-Al is added at 80 DEG C2O3Placing the nano particles in an inorganic aluminum salt solution with the concentration of 1mol/L to obtain a dispersion liquid, and adjusting the pH value of the solution to 6-7; adding magnetic material particles into the dispersion liquid, and dropwise adding an ammonium bicarbonate solution with the concentration of 2mol/L into the dispersion liquid after the addition is finished, wherein the volume of the aluminum salt solution to the ammonium bicarbonate solution is 1: 1; then spray drying the obtained mixed solution, roasting the dried particles at the roasting temperature of 500 ℃ to obtain alpha-Al2O3Coated with magnetic material particles in which a-Al2O3The ratio of the nano particles to the inorganic aluminum salt solution is 1g to 700 mL;
step two, the a-Al obtained in the step one2O3The coated magnetic material particles are mixed with other fiber raw materials and melted to obtain the coated magnetic material, and the other fiber raw materials comprise the following components in percentage by mass: 12.5 percent of boron oxide, 2.3 percent of sodium oxide, 0.6 percent of potassium oxide, 2 percent of magnesium oxide, 15.6 percent of calcium oxide and the balance of silicon oxide.
And (3) putting the melt into a material containing device, and carrying out melt spinning with the magnetic field intensity of 1.5T to obtain the magnetic fiber with uniform magnetic domain direction of the magnetic particles.
Example 4
A melt spinning process is a melt spinning process, and the melt is prepared by the following steps:
step one, a-Al is added at 30 DEG C2O3Placing the nano particles in an inorganic aluminum salt solution with the concentration of 0.75mol/L to obtain a dispersion liquid, and adjusting the pH value of the solution to 6-7; adding magnetic material particles into the dispersion liquid, and dropwise adding an ammonium bicarbonate solution with the concentration of 1mol/L into the dispersion liquid after the addition is finished, wherein the volume of the aluminum salt solution to the ammonium bicarbonate solution is 1: 1.5; then spray drying the obtained mixed solution, roasting the dried particles at the roasting temperature of 500 ℃ to obtain alpha-Al2O3Coated with magnetic material particles in which a-Al2O3The ratio of the nano particles to the inorganic aluminum salt solution is 1g to 1000 mL;
step two, the a-Al obtained in the step one2O3The coated magnetic material particles are mixed with other fiber raw materials and melted to obtain the coated magnetic material, and the other fiber raw materials comprise the following components in percentage by mass: 12.5 percent of boron oxide, 2.3 percent of sodium oxide, 0.6 percent of potassium oxide, 2 percent of magnesium oxide, 15.6 percent of calcium oxide and the balance of silicon oxide.
And (3) placing the melt in a material containing device, and carrying out melt spinning with the magnetic field intensity of 5T to obtain the magnetic fiber with uniform magnetic domain direction of the magnetic particles.
The scope of the invention is not limited to the disclosure of the above embodiments, and simple modifications and combinations of the embodiments are within the scope of the invention.

Claims (5)

1. The melt spinning process is characterized in that in the process of drawing wires, magnetic force action parallel to the ground direction is exerted on a melt, and the melt is prepared by the following method:
step one, a-Al is added at 30-80 DEG C2O3Placing the nano particles in an inorganic aluminum salt solution with the concentration of 0.5-1 mol/L to obtain a dispersion liquid, and adjusting the pH value of the solution to 6-7; adding magnetic material particles into the dispersion liquid, and dropwise adding an ammonium bicarbonate solution with the concentration of 1-2 mol/L into the dispersion liquid after the addition is finished, wherein the volume of the aluminum salt solution and the ammonium bicarbonate solution is 1: 0.5-2; then, carrying out spray drying on the obtained mixed solution, roasting the dried particles at the roasting temperature of 400-550 ℃ to obtain alpha-Al2O3Coated with magnetic material particles in which a-Al2O3The ratio of the nano particles to the inorganic aluminum salt solution is 1g: 100-1000 mL;
step two, the a-Al obtained in the step one2O3The coated magnetic material particles are mixed with other fiber raw materials and melted to obtain the magnetic material.
2. The process as claimed in claim 1, wherein the magnetic material is Fe, Co, Ni or an alloy of two or more thereof, or a magnetic ferrite.
3. The process as claimed in claim 1, wherein the other fiber raw material is polymer fiber raw material, glass fiber raw material, ceramic fiber raw material.
4. The process as claimed in claim 1, wherein in the second step, the polyphenylene sulfide powder and the a-Al obtained in the first step are mixed2O3The coated magnetic material particles and sodium dodecyl benzene sulfonate powder are evenly mixed and melted to obtain the magnetic material, wherein the polyphenylene sulfide powder and the alpha-Al are mixed to obtain the magnetic material2O3The mass ratio of the coated magnetic material particles to the sodium dodecyl benzene sulfonate is 100: 0.5-5: 0-0.05.
5. The process as claimed in claim 1, wherein the magnetic field strength is 1.5-5T.
CN201711427549.9A 2017-12-26 2017-12-26 Melt spinning device and process Active CN108085773B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711427549.9A CN108085773B (en) 2017-12-26 2017-12-26 Melt spinning device and process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711427549.9A CN108085773B (en) 2017-12-26 2017-12-26 Melt spinning device and process

Publications (2)

Publication Number Publication Date
CN108085773A CN108085773A (en) 2018-05-29
CN108085773B true CN108085773B (en) 2020-06-19

Family

ID=62179427

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711427549.9A Active CN108085773B (en) 2017-12-26 2017-12-26 Melt spinning device and process

Country Status (1)

Country Link
CN (1) CN108085773B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101445969A (en) * 2007-11-26 2009-06-03 上海阳山材料科技有限公司 Far infrared magnetic fiber and application and manufacturing method thereof
CN104831384A (en) * 2015-04-14 2015-08-12 上海大学 Melt spinning method with application of regulating pulsed magnetic field and melt spinning apparatus
CN104963018A (en) * 2015-07-15 2015-10-07 中山科成化纤有限公司 Electric conductive/ magnetic conductive chemical fiber magnetic field induction spinning assisting forming device and production method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101445969A (en) * 2007-11-26 2009-06-03 上海阳山材料科技有限公司 Far infrared magnetic fiber and application and manufacturing method thereof
CN104831384A (en) * 2015-04-14 2015-08-12 上海大学 Melt spinning method with application of regulating pulsed magnetic field and melt spinning apparatus
CN104963018A (en) * 2015-07-15 2015-10-07 中山科成化纤有限公司 Electric conductive/ magnetic conductive chemical fiber magnetic field induction spinning assisting forming device and production method thereof

Also Published As

Publication number Publication date
CN108085773A (en) 2018-05-29

Similar Documents

Publication Publication Date Title
Ma et al. Electrospinning preparation and properties of magnetic-photoluminescent bifunctional coaxial nanofibers
WO2021128504A1 (en) Compound nanomaterial using mesoporous silica-coated nanoparticles, preparation method and application thereof
CN102350281A (en) Preparation method of fluorescent mesoporous silica-based core-shell nanoscale capsule
KR101304325B1 (en) Method for fabricating silica-coated Au nanorods and nanohybrization of silica-coated Au nanorods and silica nanoballs
CN101230208A (en) Method for preparing gold nano-rod particles coated with silica layer
Xu et al. Characterization of SiO2/Ag composite particles synthesized by in situ reduction and its application in electrically conductive adhesives
CN107115830A (en) A kind of method that polymer microsphere is prepared based on high-pressure electrostatic ultrasonic atomizatio
CN106141171B (en) Hud typed superstructure nano material, its preparation method and application
CN109530718B (en) Preparation method of flower-shaped gold nanowire composite nanoparticles
CN108085774B (en) Melt spinning process
Zhang et al. Kinetically-controlled template-free synthesis of hollow silica micro-/nanostructures with unusual morphologies
CN105689701A (en) Rapid preparation method of AU@Cu2O nanocomposite in yolk-shell structure
CN104439276A (en) Method for fast preparing hollow porous silicon dioxide/silver nanoparticle composite and product
CN106391129B (en) Luminous four two layers of nano-fiber composite films of function of photocatalysis of electromagnetism and preparation method thereof
CN108085773B (en) Melt spinning device and process
CN107988633B (en) Fiber manufacturing device and process
CN108374209B (en) Three-functional anisotropic conductive magneto-optical Janus nanofiber array film
CN110697687A (en) A1 with core-shell structure2O3Preparation method of coated CNTs powder
CN109252290A (en) Magneto-optic anisotropic conductive special construction Janus nano-band array film
CN107904677B (en) Fiber manufacturing process
CN103756229A (en) Preparation method of thermosensitive composite gold nanoparticles
CN108360077A (en) Three function special construction Janus nanofibers of photoelectromagnetic and preparation method thereof
CN208008959U (en) A kind of fiber fabrication setup
CN107984864B (en) A kind of thermoplastic resin composite sheet production technology
CN109082773A (en) The conductive special Janus nano-band array film of magneto-optic functionalization high anisotropy

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
CB03 Change of inventor or designer information

Inventor after: Sun Liang

Inventor after: Jiang Qiuju

Inventor before: Jiang Qiuju

CB03 Change of inventor or designer information
TA01 Transfer of patent application right

Effective date of registration: 20200526

Address after: 266426 No.32, Europe Road, West Coast Comprehensive Bonded Zone, Qingdao area, China (Shandong) pilot Free Trade Zone, Qingdao, Shandong Province

Applicant after: QINGDAO ST.MEER FIBER TECHNOLOGY Co.,Ltd.

Address before: 116000 No. 3-3-2, 51 Jinlong North Road, Ganjingzi District, Dalian City, Liaoning Province

Applicant before: Jiang Qiuju

TA01 Transfer of patent application right
GR01 Patent grant
GR01 Patent grant