CN109518292A - A kind of air purifying magnetic coupling fiber and preparation method - Google Patents
A kind of air purifying magnetic coupling fiber and preparation method Download PDFInfo
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- 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
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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
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/46—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyolefins
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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
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/54—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polymers of unsaturated nitriles
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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
- D01F6/90—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 polyamides
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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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Abstract
The present invention provides a kind of air purifying magnetic coupling fiber and preparation methods.Magnetic nanometer powder is added to the mixed liquor of Silane coupling agent KH550, Versamid and acetone, overlay film magnetic particle is made, then it is added in high molecular polymer with titanium dioxide, sepiolite powder, diatomite in powder and active powdered carbon and is mixed and made into electrostatic spinning liquid, finally by electrostatic spinning to non-woven fabrics to get air purifying magnetic coupling fiber.This method passes through coupling agent coating processing magnetic nanometer powder, so that magnetic-particle arranges uniformly in composite fibre, magnetic circuit is more, the releasable negative oxygen ion of tourmaline simultaneously, gained composite fibre has excellent health properties, in addition, active carbon, diatomite etc. have the effective component of stronger adsorption capacity, purification air efficiency is improved.
Description
Technical field
The present invention relates to air purification fields, and in particular to the preparation of air cleaning composite fibre, more particularly to one kind
Air purifying magnetic coupling fiber and preparation method.
Background technique
The development of human industry also brings a large amount of harmful pollutants to atmosphere, in addition the indoor dress being gradually in fashion in recent years
The pernicious gas that the deleterious materials such as a large amount of adhesives persistently volatilize used in repairing, these harmful substances have all entered atmosphere
In, especially in room air, huge threat is constituted to the health of human body.Currently, in order to cope with the demand of purification air,
Occurs a large amount of air clearing product in the market.Most products can effectively remove particulate pollutant, and a small amount of product can
With adsorption cleaning hazardous air pollutants.It since air purifier product is 24 hours products used, and is short distance
And human contact, if increasing some healthcare functions wherein, human body can receive good guarantor in the long-term use process
Strong effect.
Magnetic material is the material that can produce magnetic field and can make certain reaction under externally-applied magnetic field, and total institute's week
Know, human body has biological magnetic field, each cell of human body is a micro- magnetic cell.The variation of external magnetic field can all influence people
Physiological function, this variation is by nerve, and charge occurs for humoral system, current potential, molecular structure, biochemistry and physiological function change
Become, so as to adjust the physiological function of human body.Based on this principle, invented the health product that is woven with Functional Fibers With Magnetism come
Reach adjustment function of human body and improve disease resistance, plays medical care effect.Therefore add in air purifying filter core indoors
Enter magnetic material, the magnetic field generated while purifying air also has the function of Magnetotherapeutic health to human body.For air cleaning magnetic
Property fiber preparation and application increasingly by researcher pay attention to.
Chinese invention patent application number 201710535334.2 discloses a kind of preparation method of magnetic fibre, is guaranteeing fibre
While tieing up intensity, the magnetism of fiber is improved.This method comprises the following steps: a, granulation: polymer raw material and magnetic powder are pressed matter
Ratio 1 ~ 2:1 mixing granulation is measured, pellet A is obtained；By polymer raw material and magnetic powder 6 ~ 7:1 in mass ratio mixing granulation, pellet B is obtained；b,
Spinning: using pellet A as sandwich layer, using pellet B as shell, magnetic fibre is obtained through spinning.
Chinese invention patent application number 201710082683.3 disclose a kind of electromagnetism integration nanometer fibrous filter and its
Preparation and activation method.Preparation and activation method are as follows: magnetic oxide nanoparticles are added in solvent, ultrasonic vibration point
It dissipates uniformly, adds highly polar polymer and be uniformly dissolved, obtain the polymer dope containing magnetic oxide nanoparticles, by institute
It obtains polymer dope to be prepared in substrate by electrostatic spinning technique, obtains electromagnetism integration nanometer fibrous filter；To nanometer
It when fibrous filter surface potential decays to 0 ~ 0.1KV, is put into filter material as block media in high voltage electric field, is passed through 5 ~ 35KV high
Pressure 5 ~ 300s of processing, the nanofiber filter material after being activated.
Chinese invention patent application number 201410469525.X discloses a kind of magnetic activity of tool for adding ferrocart core
Charcoal air filtrate is made of the raw material of following parts by weight: 135 ~ 150 parts of active fruit shell carbon, 2 ~ 3 parts of sodium metasilicate, sodium carbonate
3.5 ~ 4.5 parts, 4 ~ 6 parts of polyvinylpyrrolidone, 2 ~ 3 parts of sodium citrate, 2 ~ 3.5 parts of sodium bicarbonate, 1 ~ 2 part of potassium fluotitanate, phosphorus
2 ~ 3 parts of sour disodium hydrogen, 10 ~ 14 parts of cordierite powder, 7 ~ 9 parts of ferrocart core, 4 ~ 6 parts of adsorption aid, appropriate amount of water；The invention is by ferrocart core
It is added in active carbon, so that active carbon has magnetism, enhances adsorption effect.
Chinese invention patent application number 201610738746.1 disclose a kind of fibrous material with health care function and its
Preparation method, the lamination layer structure being made of internal layer and outer layer, internal layer are by micro transfer layer, element conversion layer and physical excitation
Layer is combined, and outer layer is latex functional layer, and the micro transfer layer encrypts screen cloth using terylene, and element conversion layer, which uses, to interweave
Non-woven fabrics, physical excitation layer are gross porosity negative ion cloth, and component and the parts by weight composition of latex functional layer are as follows: 50 ~ 65 parts of latex,
10 ~ 20 parts of synthetic resin, 5 ~ 10 parts of negative ion powder, 20 ~ 40 parts of safflower wormwood starch, 5 ~ 10 parts of far infrared minerals, bamboo charcoal is fine
20 ~ 40 parts of powder of dimension, 5 ~ 20 parts of diatom ooze, magnetic order mesoporous 3 ~ 5 parts of medium.
According to above-mentioned, the method that air cleaning magnetic coupling fiber is used to prepare in existing scheme mainly takes co-blended spinning
Method etc., but since the magnetic nano-particle surface of addition is hydrophily, by incorporating in the magnetic fibre that spinning obtains, magnetic
Grain arrangement is uneven, and the magnetic circuit of generation is less, and healthcare function is caused to be had a greatly reduced quality.
Summary of the invention
Wider air cleaning magnetic material is applied for current, especially in magnetic fibre, there are magnetic-particle arrangements
Unevenly, the defects of health-care efficacy is not high, affects the further development and application of magnetic fibre, and the present invention proposes a kind of health
Air cleaning magnetic coupling fiber and preparation method, to effectively improve dispersion of the magnetic nano-particle in composite fibre
Property, improve the healthcare function and air purification ability of composite fibre.
Specific technical solution of the present invention is as follows:
A kind of preparation method of air purifying magnetic coupling fiber, comprising the following steps:
(1) Silane coupling agent KH550 is mixed with acetone, is then added in Versamid, stir sufficiently dissolution, be made mixed
Close liquid；
(2) magnetic nanometer powder is added in mixed liquor made from step (1), stirs evenly, filters, cleans, dries, be made and cover
Film magnetic particle；
(3) overlay film magnetic particle made from step (2), titanium dioxide, sepiolite powder, diatomite in powder and active powdered carbon are added to height
It in Molecularly Imprinted Polymer, is uniformly dispersed, magnetic electrostatic spinning solution is made；
(4) electrostatic spinning apparatus is added in magnetic electrostatic spinning solution made from step (3), by electrostatic spinning to non-woven fabrics, i.e.,
Obtain air purifying magnetic coupling fiber.
Silane coupling agent KH550 is 3-aminopropyltriethoxysilane, amido functional group silane, in alkalinity, activation grade
Height, it is versatile, organic solvent is dissolved in, siliceous part is capable of providing bonded to the strength of substrate.Main amine functional group energy
It has an effect with a series of thermosetting resins, thermoplastic and tartan.The present invention is by magnetic nano-particle through silicon
The processing of alkane coupling agent KH550 peritonaeum, substance of the KH550 as both sexes structure, a part of group of molecule and magnetic powder surface are tied
It closes, another part group is in conjunction with organic matter.So that the magnetic particle of the peritonaeum is in the spinning solution that high molecular polymer is formed
It is uniformly dispersed, magnetic-particle is uniformly distributed in the fiber formed through spinning, the magnetic property of material entirety is improved, to improve
Health properties.
Preferably, the molecular weight of step (1) described Versamid is 300 ~ 600.
Preferably, in step (1), 1 ~ 3 parts by weight of Silane coupling agent KH550,57 ~ 79 parts by weight of acetone, low molecule polyamides
20 ~ 40 parts by weight of amine.
Preferably, step (2) magnetic nanometer powder is strontium oxygen iron, barium oxygen iron, cobalt oxygen iron, at least one in neodymium iron boron
Kind.
Preferably, in step (2), 30 ~ 40 parts by weight of magnetic nanometer powder, 60 ~ 70 parts by weight of mixed liquor.
Preferably, step (3) high molecular polymer is polypropylene, polyamide, polyacrylonitrile, at least one in polyester
Kind.
Preferably, in step (3), 8 ~ 12 parts by weight of overlay film magnetic particle, 5 ~ 8 parts by weight of titanium dioxide, 6 ~ 9 weight of sepiolite powder
Measure part, 7 ~ 11 parts by weight of diatomite in powder, 6 ~ 10 parts by weight of active powdered carbon, 50 ~ 68 parts by weight of high molecular polymer.
Preferably, the voltage of step (4) described electrostatic spinning is 10 ~ 15kV, and spinning flow velocity is 0.5 ~ 1mL/h, syringe needle
Internal diameter is 0.5 ~ 1mm, and receiving distance is 20 ~ 30cm.
Preferably, step (4) non-woven fabrics is nonwoven polypropylene fabric, terylene non-woven fabric, polyamide fibre non-woven fabrics, acrylic fibers nonwoven
At least one of cloth, polyethylene non-woven fabrics, polyvinyl chloride fibre non-woven fabrics.
The present invention also provides a kind of air purifying magnetic coupling fibers that above-mentioned preparation method is prepared.First
Silane coupling agent KH550 and acetone are mixed, Versamid is then added, adds magnetic nanometer after stirring and dissolving
End is dried to obtain overlay film magnetic particle after overtime work uniformly.Then by the magnetic particle of peritonaeum, titanium dioxide, sepiolite and diatomite
It is added in macromolecule polymer solution together with active powdered carbon, by electrostatic spinning to non-woven fabrics, obtains product.
The present invention provides a kind of air purifying magnetic coupling fiber and preparation methods, compared with prior art,
Its feature protruded and excellent effect are:
1, the side that air purifying magnetic coupling fiber is prepared with Silane coupling agent KH550 coating processing magnetic particle is proposed
Method.
2, by Silane coupling agent KH550 coating processing magnetic nanometer powder, so that magnetic-particle is arranged in composite fibre
Uniformly, magnetic circuit is more, to improve magnetizing health performance for column.
3, by adding tourmaline in spinning solution, it can produce a large amount of negative oxygen ion, being discharged into air equally has
Healthcare function.
It 4, can be with by the way that the effective component of active carbon, diatomite etc. with stronger adsorption capacity is added in spinning solution
Superpower adsorption function is generated to pernicious gases such as formaldehyde in air, benzene, purification air is high-efficient.
Specific embodiment
In the following, the present invention will be further described in detail by way of specific embodiments, but this should not be interpreted as to the present invention
Range be only limitted to example below.Without departing from the idea of the above method of the present invention, according to ordinary skill
The various replacements or change that knowledge and customary means are made, should be included in the scope of the present invention.
Embodiment 1
Preparation process are as follows:
(1) Silane coupling agent KH550 is mixed with acetone, is then added in Versamid, stir sufficiently dissolution, be made mixed
Close liquid；Wherein, 1 parts by weight of Silane coupling agent KH550,73 parts by weight of acetone, 26 parts by weight of Versamid；
(2) magnetic nanometer powder is added in mixed liquor made from step (1), stirs evenly, filters, cleans, dries, be made and cover
Film magnetic particle；Magnetic nanometer powder is strontium oxygen iron；Wherein, 32 parts by weight of magnetic nanometer powder, 68 parts by weight of mixed liquor；
(3) overlay film magnetic particle made from step (2), titanium dioxide, sepiolite powder, diatomite in powder and active powdered carbon are added to height
It in Molecularly Imprinted Polymer, is uniformly dispersed, heats and magnetic electrostatic spinning solution is made；High molecular polymer is polypropylene；Wherein, overlay film magnetic
Property particle 9 parts by weight, 6 parts by weight of titanium dioxide, 7 parts by weight of sepiolite powder, 8 parts by weight of diatomite in powder, 7 parts by weight of active powdered carbon,
63 parts by weight of high molecular polymer；
(4) electrostatic spinning apparatus is added in magnetic electrostatic spinning solution made from step (3), by electrostatic spinning to non-woven fabrics, i.e.,
Obtain air purifying magnetic coupling fiber；The voltage of electrostatic spinning is 11kV, and spinning flow velocity is 0.6mL/h, in syringe needle
Diameter is 0.7mm, and receiving distance is 22cm；Non-woven fabrics is nonwoven polypropylene fabric.
Embodiment 2
Preparation process are as follows:
(1) Silane coupling agent KH550 is mixed with acetone, is then added in Versamid, stir sufficiently dissolution, be made mixed
Close liquid；Wherein, 3 parts by weight of Silane coupling agent KH550,64 parts by weight of acetone, 33 parts by weight of Versamid；
(2) magnetic nanometer powder is added in mixed liquor made from step (1), stirs evenly, filters, cleans, dries, be made and cover
Film magnetic particle；Magnetic nanometer powder is barium oxygen iron；Wherein, 37 parts by weight of magnetic nanometer powder, 63 parts by weight of mixed liquor；
(3) overlay film magnetic particle made from step (2), titanium dioxide, sepiolite powder, diatomite in powder and active powdered carbon are added to height
It in Molecularly Imprinted Polymer, is uniformly dispersed, heats and magnetic electrostatic spinning solution is made；High molecular polymer is polyamide；Wherein, overlay film magnetic
Property particle 11 parts by weight, 7 parts by weight of titanium dioxide, 8 parts by weight of sepiolite powder, 10 parts by weight of diatomite in powder, 9 weight of active powdered carbon
Part, 55 parts by weight of high molecular polymer；
(4) electrostatic spinning apparatus is added in magnetic electrostatic spinning solution made from step (3), by electrostatic spinning to non-woven fabrics, i.e.,
Obtain air purifying magnetic coupling fiber；The voltage of electrostatic spinning is 14kV, and spinning flow velocity is 0.8mL/h, in syringe needle
Diameter is 0.9mm, and receiving distance is 27cm；Non-woven fabrics is terylene non-woven fabric.
Embodiment 3
Preparation process are as follows:
(1) Silane coupling agent KH550 is mixed with acetone, is then added in Versamid, stir sufficiently dissolution, be made mixed
Close liquid；Wherein, 2 parts by weight of Silane coupling agent KH550,70 parts by weight of acetone, 28 parts by weight of Versamid；
(2) magnetic nanometer powder is added in mixed liquor made from step (1), stirs evenly, filters, cleans, dries, be made and cover
Film magnetic particle；Magnetic nanometer powder is cobalt oxygen iron；Wherein, 36 parts by weight of magnetic nanometer powder, 64 parts by weight of mixed liquor；
(3) overlay film magnetic particle made from step (2), titanium dioxide, sepiolite powder, diatomite in powder and active powdered carbon are added to height
It in Molecularly Imprinted Polymer, is uniformly dispersed, heats and magnetic electrostatic spinning solution is made；High molecular polymer is polyacrylonitrile；Wherein, overlay film
9 parts by weight of magnetic particle, 7 parts by weight of titanium dioxide, 7 parts by weight of sepiolite powder, 9 parts by weight of diatomite in powder, 7 weight of active powdered carbon
Part, 61 parts by weight of high molecular polymer；
(4) electrostatic spinning apparatus is added in magnetic electrostatic spinning solution made from step (3), by electrostatic spinning to non-woven fabrics, i.e.,
Obtain air purifying magnetic coupling fiber；The voltage of electrostatic spinning is 13kV, and spinning flow velocity is 0.7mL/h, in syringe needle
Diameter is 0.7mm, and receiving distance is 24cm；Non-woven fabrics is polyamide fibre non-woven fabrics.
Embodiment 4
Preparation process are as follows:
(1) Silane coupling agent KH550 is mixed with acetone, is then added in Versamid, stir sufficiently dissolution, be made mixed
Close liquid；Wherein, 1 parts by weight of Silane coupling agent KH550,79 parts by weight of acetone, 20 parts by weight of Versamid；
(2) magnetic nanometer powder is added in mixed liquor made from step (1), stirs evenly, filters, cleans, dries, be made and cover
Film magnetic particle；Magnetic nanometer powder is neodymium iron boron；Wherein, 30 parts by weight of magnetic nanometer powder, 70 parts by weight of mixed liquor；
(3) overlay film magnetic particle made from step (2), titanium dioxide, sepiolite powder, diatomite in powder and active powdered carbon are added to height
It in Molecularly Imprinted Polymer, is uniformly dispersed, heats and magnetic electrostatic spinning solution is made；High molecular polymer is polyester；Wherein, overlay film is magnetic
8 parts by weight of particle, 5 parts by weight of titanium dioxide, 6 parts by weight of sepiolite powder, 7 parts by weight of diatomite in powder, 6 parts by weight of active powdered carbon, height
68 parts by weight of Molecularly Imprinted Polymer；
(4) electrostatic spinning apparatus is added in magnetic electrostatic spinning solution made from step (3), by electrostatic spinning to non-woven fabrics, i.e.,
Obtain air purifying magnetic coupling fiber；The voltage of electrostatic spinning is 10kV, and spinning flow velocity is 0.5mL/h, in syringe needle
Diameter is 0.5mm, and receiving distance is 20cm；Non-woven fabrics is acrylic fibers non-woven fabrics.
Embodiment 5
Preparation process are as follows:
(1) Silane coupling agent KH550 is mixed with acetone, is then added in Versamid, stir sufficiently dissolution, be made mixed
Close liquid；Wherein, 3 parts by weight of Silane coupling agent KH550,57 parts by weight of acetone, 40 parts by weight of Versamid；
(2) magnetic nanometer powder is added in mixed liquor made from step (1), stirs evenly, filters, cleans, dries, be made and cover
Film magnetic particle；Magnetic nanometer powder is strontium oxygen iron；Wherein, 40 parts by weight of magnetic nanometer powder, 60 parts by weight of mixed liquor；
(3) overlay film magnetic particle made from step (2), titanium dioxide, sepiolite powder, diatomite in powder and active powdered carbon are added to height
It in Molecularly Imprinted Polymer, is uniformly dispersed, heats and magnetic electrostatic spinning solution is made；High molecular polymer is polypropylene；Wherein, overlay film magnetic
Property particle 12 parts by weight, 8 parts by weight of titanium dioxide, 9 parts by weight of sepiolite powder, 11 parts by weight of diatomite in powder, 10 weight of active powdered carbon
Part, 50 parts by weight of high molecular polymer；
(4) electrostatic spinning apparatus is added in magnetic electrostatic spinning solution made from step (3), by electrostatic spinning to non-woven fabrics, i.e.,
Obtain air purifying magnetic coupling fiber；The voltage of electrostatic spinning is 15kV, and spinning flow velocity is 1mL/h, syringe needle internal diameter
For 1mm, receiving distance is 30cm；Non-woven fabrics is acrylic fibers non-woven fabrics.
Comparative example 1
Comparative example 1 does not carry out pretreatment to magnetic powder and is directly added into.Magnetic powder is influenced in the evenly distributed of fiber.
The magnetic coupling fiber that embodiment 1-5, comparative example 1 are obtained is magnetic using SEM scanning electron microscopic observation as sample
Arranged evenly feature of the particle in composite fibre；As shown in table 1.
Formaldehyde removal rate: in 1m3Closed Laboratory Module in carry out formaldehyde and test, take 36% formalin 0.5ml to instill
On fritter filter paper, then filter paper is put into a polyethylene pipe to (formaldehyde instrument measurement pipe), is inserted into from thieff hatch, opens electric fan and purple
Outer light lamp tube blows 10 ~ 15min of polyethylene pipe with hair dryer, observes concentration of formaldehyde with formaldehyde direct-reading instrument, reaches about to concentration
Stop when 0.65ppm or so, stablize about 15 ~ 20min, close electric fan, measures concentration in cabin, it is initially dense as formaldehyde at this time
Degree, formaldehyde measurement use U.S. Inter-scan4160 type Formaldehyde analyzer, are then placed in 20 square centimeters of health air
Magnetic coupling fiber is purified, is compared to qualitatively analyze, using the non-woven fabrics of same thickness, electrostatic spinning ulking thickness is
500μm.Confined space concentration of formaldehyde changes when testing 6h and 12h, and utilizes the measurement pair of the ratio of concentration difference and initial concentration
Formaldehyde removal rate；As shown in table 1.
Table 1:
Claims (10)
1. a kind of preparation method of air purifying magnetic coupling fiber, which comprises the following steps:
(1) Silane coupling agent KH550 is mixed with acetone, is then added in Versamid, stir sufficiently dissolution, be made mixed
Close liquid；
(2) magnetic nanometer powder is added in mixed liquor made from step (1), stirs evenly, filters, cleans, dries, be made and cover
Film magnetic particle；
(3) overlay film magnetic particle made from step (2), titanium dioxide, sepiolite powder, diatomite in powder and active powdered carbon are added to height
It in Molecularly Imprinted Polymer, is uniformly dispersed, magnetic electrostatic spinning solution is made；
(4) electrostatic spinning apparatus is added in magnetic electrostatic spinning solution made from step (3), by electrostatic spinning to non-woven fabrics, i.e.,
Obtain air purifying magnetic coupling fiber.
2. a kind of preparation method of air purifying magnetic coupling fiber according to claim 1, it is characterised in that: step
Suddenly the molecular weight of (1) described Versamid is 300 ~ 600.
3. a kind of preparation method of air purifying magnetic coupling fiber according to claim 1, it is characterised in that: step
Suddenly in (1), 1 ~ 3 parts by weight of Silane coupling agent KH550,57 ~ 79 parts by weight of acetone, 20 ~ 40 parts by weight of Versamid.
4. a kind of preparation method of air purifying magnetic coupling fiber according to claim 1, it is characterised in that: step
Suddenly (2) described magnetic nanometer powder is at least one of strontium oxygen iron, barium oxygen iron, cobalt oxygen iron, neodymium iron boron.
5. a kind of preparation method of air purifying magnetic coupling fiber according to claim 1, it is characterised in that: step
Suddenly in (2), 30 ~ 40 parts by weight of magnetic nanometer powder, 60 ~ 70 parts by weight of mixed liquor.
6. a kind of preparation method of air purifying magnetic coupling fiber according to claim 1, it is characterised in that: step
Suddenly (3) described high molecular polymer is at least one of polypropylene, polyamide, polyacrylonitrile, polyester.
7. a kind of preparation method of air purifying magnetic coupling fiber according to claim 1, it is characterised in that: step
Suddenly in (3), 8 ~ 12 parts by weight of overlay film magnetic particle, 5 ~ 8 parts by weight of titanium dioxide, 6 ~ 9 parts by weight of sepiolite powder, diatomite in powder 7 ~ 11
Parts by weight, 6 ~ 10 parts by weight of active powdered carbon, 50 ~ 68 parts by weight of high molecular polymer.
8. a kind of preparation method of air purifying magnetic coupling fiber according to claim 1, it is characterised in that: step
Suddenly the voltage of (4) described electrostatic spinning is 10 ~ 15kV, and spinning flow velocity is 0.5 ~ 1mL/h, and syringe needle internal diameter is 0.5 ~ 1mm, is received
Distance is 20 ~ 30cm.
9. a kind of preparation method of air purifying magnetic coupling fiber according to claim 1, it is characterised in that: step
Suddenly (4) described non-woven fabrics is nonwoven polypropylene fabric, terylene non-woven fabric, polyamide fibre non-woven fabrics, acrylic fibers non-woven fabrics, polyethylene non-woven fabrics, polyvinyl chloride fibre
At least one of non-woven fabrics.
10. a kind of air purifying magnetic coupling fiber that any one of claim 1 ~ 9 preparation method is prepared.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110339681A (en) * | 2019-08-07 | 2019-10-18 | 四川省中源惠量子科技有限公司 | A kind of automobile-used negative oxygen ion formaldehyde scavenger and preparation method thereof |
| CN111267414A (en) * | 2020-03-13 | 2020-06-12 | 福建省立东信科技发展有限公司 | Cloth capable of releasing far infrared rays and negative ions and preparation method thereof |
-
2018
- 2018-11-15 CN CN201811356607.8A patent/CN109518292A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110339681A (en) * | 2019-08-07 | 2019-10-18 | 四川省中源惠量子科技有限公司 | A kind of automobile-used negative oxygen ion formaldehyde scavenger and preparation method thereof |
| CN111267414A (en) * | 2020-03-13 | 2020-06-12 | 福建省立东信科技发展有限公司 | Cloth capable of releasing far infrared rays and negative ions and preparation method thereof |
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