CN106427142A - High-water-permeability non-woven fabric material for saline and alkaline land and preparation method thereof - Google Patents

High-water-permeability non-woven fabric material for saline and alkaline land and preparation method thereof Download PDF

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Publication number
CN106427142A
CN106427142A CN201610754055.0A CN201610754055A CN106427142A CN 106427142 A CN106427142 A CN 106427142A CN 201610754055 A CN201610754055 A CN 201610754055A CN 106427142 A CN106427142 A CN 106427142A
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filtering layer
nonwoven cloth
cloth material
salt
high water
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CN106427142B (en
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王胜
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Shandong Sunway Garden Technology Co Ltd
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Shandong Sunway Garden Technology Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
    • B32B27/288—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42 comprising polyketones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
    • D06M13/35—Heterocyclic compounds
    • D06M13/355—Heterocyclic compounds having six-membered heterocyclic rings
    • D06M13/358—Triazines
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
    • D06M13/46—Compounds containing quaternary nitrogen atoms
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/244—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of halogenated hydrocarbons
    • D06M15/256—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of halogenated hydrocarbons containing fluorine
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/693—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural or synthetic rubber, or derivatives thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/04—Impregnation, embedding, or binder material
    • B32B2260/046—Synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/21—Anti-static
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/726—Permeability to liquids, absorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2410/00—Agriculture-related articles
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16—Synthetic fibres, other than mineral fibres
    • D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/32—Polyesters

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Filtering Materials (AREA)

Abstract

The invention belongs to the technical field of saline and alkaline land treatment, and particularly relates to a high-water-permeability non-woven fabric material for saline and alkaline land and a preparation method thereof. The non-woven fabric material is provided with a coarse filtering layer, a medium filtering layer and a fine filtering layer in order; the coarse filtering layer is made of polyester non-woven fabrics; the medium filtering layer is made of one or more of polyphenylene ether ketone, polyamide fibers, chitin, polyphenylene sulfide or polytetrafluoroethylene fibers; the fine filtering layer is made of hydrophilic polypropylene resin. The non-woven fabric material prepared by the invention has excellent drainage effect, does not block drainage holes, and has long service life.

Description

A kind of salt-soda soil high water-permeability nonwoven cloth material and preparation method thereof
Technical field
The invention belongs to Saline-alkali Field Control technical field and in particular to a kind of salt-soda soil with high water-permeability nonwoven cloth material and Its preparation method.
Background technology
Saline-alkali soil is solonchak and the general name of alkaline earth and various salinization, alkali-affected soil.Solonchak refers to soluble organic fraction in soil Content reaches to a certain degree, and the growth and development of plant can be produced with the great soil group of substantially harm.Alkaline earth refers to contain greatly in soil Amount exchangeability ion, quantity reaches the degree that can endanger plant growth and develop, and makes the soil that soil property changes. The salinization of soil of soil refers to due to a large amount of accumulation of salt basic ion in soil, the process that soil types gradually changes to saline-alkali soil, its Influence factor includes natural cause and human factor.Easily hardened phenomenon in salt affected soil under normal circumstances, leads to soil Porosity diminishes, and the gas permeability of soil and water penetration are deteriorated, and badly influence the metabolism of Soil Microorganism, reduce the work of various enzymes Property and the mineralization degree of carbon, nitrogen, the conversion of soil with organic matter is slack-off, eventually results in soil increasingly barren.Soil contains The a large amount of salt ions having also can badly influence the normal physiological function of salt-soda soil plant, suppresses its growth and development.In addition, with The development of social economy and the continuous aggravation of mankind's activity, saline alkali land resource increasingly receives publicity, irrational irrigation is made Degree also results in Pedotransfer function aggravation.Second Committee International Sustainable Development conference is just pointed out, following meeting seriously threatens the world Agricultural sustainable development be soil salinization of soil, desertification and the big problem of soil erosion 3.
The technical measures that closed drainage technology is farmland stain, damage or crop failure caused by waterlogging is prevented and treated and Saline-alkali Field Control is important are wide at home and abroad General use.In order to prevent grogs blocking hidden pipe, improve the lasting effectiveness of closed drainage efficiency and draining it will usually outside hidden pipe Parcel nonwoven cloth material, existing nonwoven cloth material is easily corrupt, and easily causes the blocking of osculum, thus affecting drainage effect.
Content of the invention
Invention broadly provides a kind of salt-soda soil high water-permeability nonwoven cloth material and preparation method thereof, the nonwoven of preparation Cloth material has excellent drainage effect, does not block osculum, long service life.Its technical scheme is as follows：
Described nonwoven cloth material is sequentially with coarse filtration layer, middle filtering layer and fine filtering layer, and coarse filtration layer material is terylene non-woven fabric；In Filtering layer material is one or more of polyphenylene oxide ketone, Fypro, chitin, polyphenylene sulfide or polytetrafluoroethylene fibre； Fine filtering layer material is hydrophilic polypropylene resin.
Preferably, through maceration extract impregnation process, described maceration extract is by weight by latex 10- for described terylene non-woven fabric 15 parts, melamine 10-15 part, polytetrafluoroethylene (PTFE) 5-10 part and 1 part of composition of antistatic additive.
Preferably, described antistatic additive is quaternary ammonium salt particle surface activating agent.
Preferably, middle filtering layer material be polyphenylene oxide ketone, chitin, polyphenylene sulfide fibre according to weight ratio for 2:1:(3-5) Proportional arrangement form.
Preferably, described hydrophilic polypropylene resin is blend or the propylene of acrylic resin and the hydrophilic master batch of polypropylene Sour graft polypropylene.
Preferably, the water contact angle of acrylic acid-grafted polypropylene is 80-85 °.
Preferably, the thickness of coarse filtration layer is 0.5-1mm, and the thickness of middle filtering layer is 0.01-0.08mm, and the thickness of fine filtering layer is 0.01-0.03mm.
Preferably, in coarse filtration layer, chemical fibre rugosity is 200-600 μm, and coarse filtration layer aperture is 5-100 μm；Change in middle filtering layer Learn fibre coarseness and be 100-200 μm, middle filtering layer aperture is 1-5 μm；In fine filtering layer, chemical fibre rugosity is 10-80 μm, fine filtering layer Aperture is 0.01-1 μm.
A kind of salt-soda soil preparation method of high water-permeability nonwoven cloth material, comprises the following steps：
A () weighs in polyphenylene oxide ketone, Fypro, chitin, polyphenylene sulfide or the polytetrafluoroethylene fibre of formula ratio One or more to high-speed kneading machine in, heating melting, knead 25-30min；
B batch mixing is added extrusion molding in double screw extruder by (), be middle filtering layer；
C coarse filtration layer, middle filtering layer, fine filtering layer are stacked and are laminated on netted conveyer belt by () successively, send into hot air processing, use 150-170 DEG C of Hot-blast Heating 2-4 minute, forms nonwoven cloth material.
Using above-mentioned salt-soda soil high water-permeability nonwoven cloth material and preparation method thereof, the present invention has advantages below：
Prepare nonwoven cloth material using three layers of different fibrage of thickness, on the premise of ensureing to filter debris, water penetration Good, and will not easily be torn to shreds in work progress, because coarse filtration layer terylene non-woven fabric is through maceration extract impregnation process, improve material Decay resistance.
Specific embodiment
Embodiment 1
1. a kind of salt-soda soil high water-permeability nonwoven cloth material, described nonwoven cloth material is sequentially with coarse filtration layer, middle filtering layer With fine filtering layer.
Coarse filtration layer material is terylene non-woven fabric, and described terylene non-woven fabric is pressed through maceration extract impregnation process, described maceration extract Weight portion meter is made up of 12 parts of latex, 13 parts of melamine, 7 parts of polytetrafluoroethylene (PTFE) and 1 part of antistatic additive, and described antistatic additive is Quaternary ammonium salt particle surface activating agent.
Middle filtering layer material is polyphenylene oxide ketone, chitin, polyphenylene sulfide fibre according to weight ratio for 2:1:3 proportional arrangement and Become.
Fine filtering layer material is hydrophilic polypropylene resin, and it is by acrylic resin and the hydrophilic master batch of polypropylene according to mass ratio For 8:1 blending forms.
2. above-mentioned salt-soda soil with the preparation method of corrosion-resistant nonwoven cloth material is：
A () weighs the middle filtering layer dispensing of formula ratio to high-speed kneading machine, heating melting, kneads 30min；
B batch mixing is added extrusion molding in double screw extruder by (), be middle filtering layer；
C coarse filtration layer, middle filtering layer, fine filtering layer are stacked and are laminated on netted conveyer belt by () successively, send into hot air processing, use 170 DEG C of Hot-blast Heating 3 minutes, forms nonwoven cloth material.
The thickness preparing its coarse filtration layer of nonwoven cloth material completing is 0.5mm, and in coarse filtration layer, chemical fibre rugosity is 200 μ M, coarse filtration layer aperture is 100 μm.The thickness of middle filtering layer is 0.05mm, and in middle filtering layer, chemical fibre rugosity is 100 μm, middle filtering layer hole Footpath is 5 μm.The thickness of fine filtering layer is 0.02mm, and in fine filtering layer, chemical fibre rugosity is 80 μm, and fine filtering layer aperture is 0.01 μm.
Embodiment 2
1. the corrosion-resistant nonwoven cloth material in a kind of salt-soda soil, described nonwoven cloth material be sequentially with coarse filtration layer, middle filtering layer and Fine filtering layer.
Coarse filtration layer material is terylene non-woven fabric, and described terylene non-woven fabric is pressed through maceration extract impregnation process, described maceration extract Weight portion meter is made up of 10 parts of latex, 10 parts of melamine, 10 parts of polytetrafluoroethylene (PTFE) and 1 part of antistatic additive, described antistatic additive For quaternary ammonium salt particle surface activating agent.
Middle filtering layer material is polyphenylene oxide ketone, chitin, polyphenylene sulfide fibre according to weight ratio for 2:1:5 proportional arrangement and Become.
Fine filtering layer material is hydrophilic polypropylene resin, and described hydrophilic polypropylene resin is acrylic acid-grafted poly- third Alkene, the water contact angle of acrylic acid-grafted polypropylene is 80 °.
2. above-mentioned salt-soda soil with the preparation method of corrosion-resistant nonwoven cloth material is：
A () weighs the middle filtering layer dispensing of formula ratio to high-speed kneading machine, heating melting, kneads 25min；
B batch mixing is added extrusion molding in double screw extruder by (), be middle filtering layer；
C coarse filtration layer, middle filtering layer, fine filtering layer are stacked and are laminated on netted conveyer belt by () successively, send into hot air processing, use 160 DEG C of Hot-blast Heating 2 minutes, forms nonwoven cloth material.
The thickness preparing its coarse filtration layer of nonwoven cloth material completing is 0.5mm, and in coarse filtration layer, chemical fibre rugosity is 500 μ M, coarse filtration layer aperture is 5 μm.The thickness of middle filtering layer is 0.01mm, and in middle filtering layer, chemical fibre rugosity is 300 μm, middle filtering layer aperture For 1 μm.The thickness of fine filtering layer is 0.01mm, and in fine filtering layer, chemical fibre rugosity is 100 μm, and fine filtering layer aperture is 1 μm..
Embodiment 3
1. the corrosion-resistant nonwoven cloth material in a kind of salt-soda soil, described nonwoven cloth material be sequentially with coarse filtration layer, middle filtering layer and Fine filtering layer.
Coarse filtration layer material is terylene non-woven fabric, and described terylene non-woven fabric is pressed through maceration extract impregnation process, described maceration extract Weight portion meter is made up of 15 parts of latex, 15 parts of melamine, 5 parts of polytetrafluoroethylene (PTFE) and 1 part of antistatic additive, and described antistatic additive is Quaternary ammonium salt particle surface activating agent.
Middle filtering layer material is polyphenylene oxide ketone, Fypro, chitin, polyphenylene sulfide or polytetrafluoroethylene fibre according to weight Amount ratio is 1:2:3:1:2 proportional arrangement forms
Fine filtering layer material is acrylic resin, and it is 9 by acrylic resin and the hydrophilic master batch of polypropylene according to mass ratio:1 Blending forms.
2. above-mentioned salt-soda soil with the preparation method of corrosion-resistant nonwoven cloth material is：
A () weighs the middle filtering layer dispensing of formula ratio to high-speed kneading machine, heating melting, kneads 28min；
B batch mixing is added extrusion molding in double screw extruder by (), be middle filtering layer；
C coarse filtration layer, middle filtering layer, fine filtering layer are stacked and are laminated on netted conveyer belt by () successively, send into hot air processing, use 150 DEG C of Hot-blast Heating 4 minutes, forms nonwoven cloth material.
The thickness preparing its coarse filtration layer of nonwoven cloth material completing is 1mm, and in coarse filtration layer, chemical fibre rugosity is 100 μm, Coarse filtration layer aperture is 50 μm.The thickness of middle filtering layer is 0.03mm, and in middle filtering layer, chemical fibre rugosity is 50 μm, and middle filtering layer aperture is 2μm.The thickness of fine filtering layer is 0.03mm, and in fine filtering layer, chemical fibre rugosity is 100 μm, and fine filtering layer aperture is 0.1 μm.
Performance test
The nonwoven cloth material that Example 1-3 preparation completes, measures its filter efficiency, salt fog resistance etc., test result is such as Shown in table 1 below：
Table 1 results of property
It will be apparent to those skilled in the art that can technical scheme as described above and design, make other various Corresponding change and deformation, and all these change and deformation all should belong to the protection domain of the claims in the present invention Within.

Claims (9)

1. a kind of salt-soda soil with high water-permeability nonwoven cloth material it is characterised in that：Described nonwoven cloth material be sequentially with coarse filtration layer, Middle filtering layer and fine filtering layer, coarse filtration layer material is terylene non-woven fabric；Middle filtering layer material be polyphenylene oxide ketone, Fypro, chitin, One or more of polyphenylene sulfide or polytetrafluoroethylene fibre；Fine filtering layer material is hydrophilic polypropylene resin.
2. salt-soda soil according to claim 1 with high water-permeability nonwoven cloth material it is characterised in that：Described terylene non-woven fabric Through maceration extract impregnation process, described maceration extract is by weight by latex 10-15 part, melamine 10-15 part, polytetrafluoroethyl-ne Alkene 5-10 part and 1 part of composition of antistatic additive.
3. salt-soda soil according to claim 2 with high water-permeability nonwoven cloth material it is characterised in that：Described antistatic additive is Quaternary ammonium salt particle surface activating agent.
4. salt-soda soil according to claim 1 with high water-permeability nonwoven cloth material it is characterised in that：Middle filtering layer material is poly- Phenylene ether ketone, chitin, polyphenylene sulfide fibre are according to weight than for 2:1:(3-5) proportional arrangement forms.
5. salt-soda soil according to claim 1 with high water-permeability nonwoven cloth material it is characterised in that：Described hydrophily poly- third Olefine resin is blend or the acrylic acid-grafted polypropylene of acrylic resin and the hydrophilic master batch of polypropylene.
6. salt-soda soil according to claim 5 with high water-permeability nonwoven cloth material it is characterised in that：Acrylic resin with poly- The hydrophilic master batch of propylene is 8-9 according to mass ratio:1 blending, the water contact angle of acrylic acid-grafted polypropylene is 80-85 °.
7. salt-soda soil according to claim 1 with high water-permeability nonwoven cloth material it is characterised in that：The thickness of coarse filtration layer is 0.5-1mm, the thickness of middle filtering layer is 0.01-0.08mm, and the thickness of fine filtering layer is 0.01-0.03mm.
8. salt-soda soil according to claim 1 with high water-permeability nonwoven cloth material it is characterised in that：In coarse filtration layer, chemistry is fine Dimension rugosity is 200-600 μm, and coarse filtration layer aperture is 5-100 μm；In middle filtering layer, chemical fibre rugosity is 100-200 μm, middle filtering layer Aperture is 1-5 μm；In fine filtering layer, chemical fibre rugosity is 10-80 μm, and fine filtering layer aperture is 0.01-1 μm.
9. a kind of salt-soda soil as claimed in claim 1 with the preparation method of high water-permeability nonwoven cloth material it is characterised in that：Bag Include following steps：
A () weighs in polyphenylene oxide ketone, Fypro, chitin, polyphenylene sulfide or the polytetrafluoroethylene fibre of formula ratio Kind or multiple to high-speed kneading machine, heating melting, knead 25-30min；
B batch mixing is added extrusion molding in double screw extruder by (), be middle filtering layer；
C coarse filtration layer, middle filtering layer, fine filtering layer are stacked and are laminated on netted conveyer belt by () successively, send into hot air processing, use 150- 170 DEG C of Hot-blast Heating 2-4 minute, forms nonwoven cloth material.
CN201610754055.0A 2016-08-29 2016-08-29 A kind of salt-soda soil high water-permeability nonwoven cloth material and preparation method thereof Active CN106427142B (en)

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CN110820168A (en) * 2019-12-06 2020-02-21 青岛美泰无纺布有限公司 High-water-permeability non-woven fabric

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JP2002275740A (en) * 2001-03-19 2002-09-25 Toray Ind Inc Fabric for food filtration
CN101530699A (en) * 2009-03-16 2009-09-16 安徽工业大学 Non-woven filter material in ventilation dust-filtering system and preparation method thereof
CN102101943A (en) * 2010-12-09 2011-06-22 南京际华三五二一特种装备有限公司 Aqueous adhesive emulsion for high-temperature-resistant and corrosion-resistant filtering material and preparation method thereof
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