CN106564252A - High-performance earthwork cloth and preparation method thereof - Google Patents
High-performance earthwork cloth and preparation method thereof Download PDFInfo
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- CN106564252A CN106564252A CN201610907413.7A CN201610907413A CN106564252A CN 106564252 A CN106564252 A CN 106564252A CN 201610907413 A CN201610907413 A CN 201610907413A CN 106564252 A CN106564252 A CN 106564252A
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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
- B32B5/02—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
- B32B5/024—Woven fabric
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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
- B32B5/02—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
- B32B5/08—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 the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different fibres
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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
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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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding 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
- 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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- 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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0223—Vinyl resin fibres
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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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0253—Polyolefin fibres
-
- 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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0261—Polyamide fibres
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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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0276—Polyester fibres
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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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/06—Vegetal fibres
- B32B2262/062—Cellulose fibres, e.g. cotton
- B32B2262/065—Lignocellulosic fibres, e.g. jute, sisal, hemp, flax, bamboo
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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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/101—Glass fibres
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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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/14—Mixture of at least two fibres made of different materials
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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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
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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
- B32B2419/00—Buildings or parts thereof
Abstract
The invention relates to a high-performance earthwork cloth and a preparation method thereof. The earthwork cloth comprises a base layer and a bottom layer, wherein the base layer is prepared through braiding of warp yarns and weft yarns; the bottom layer comprises polyimide fibers, glass fibers and high-strength fibers which are interlaced together through needling and heat setting after opening, mixing, carding and lapping; and a weight ratio of the polyimide fibers to the glass fibers to the high-strength fibers is 4: 4: 2. The earthwork cloth has excellent mechanical properties, strong tensile strength and anti-deformation capability, good anti-corrosive properties, exerts strengthening, anti-seepage and reflection crack-preventing effect in pavement reconstruction, and can further prolong the service life of a pavement.
Description
Technical field
The invention belongs to building materials field, is related to a kind of geotextiles and preparation method thereof, in particular to a kind of high-performance
Geotextiles and preparation method thereof.
Background technology
At present, geotextiles are mainly used in the big work of the little stress of the silt diameter such as water conservancy, harbour, navigation channel, railway, highway
Journey, its Main Function for playing include 1：Buffer action, isolates to the construction material of different physical properties, material is not mixed
It is miscellaneous, keep the globality of material；2：Filtration, when water flows into coarse fodder soil layer by fines soil layer, using the permeable of geotextiles
Property, allow water by and intercept the materials such as soil particle, fine sand；3：Stabilization, strengthens soil body tension non-deformability, and enhancing is built
Building structure stability.
And existing conventional geotextiles structure is single, tensile strength and non-deformability are low, make the reduced lifetime of geotextiles,
Therefore, those skilled in the art need a kind of reinforced geo-technical cloth of offer badly, can effectively improve tensile strength and non-deformability,
Extend the service life of geotextiles.
The content of the invention
The present invention provides a kind of high-performance geotextiles, good mechanical performance, with stronger tensile strength and resistance to deformation energy
Power, anti-corrosive properties are good, play reinforcement, antiseepage, Anti-reflective Crack of Overlaying effect, can further extend pavement usage in the transformation on road surface
Life-span.
Specifically, the present invention provides a kind of high-performance geotextiles, and the geotextiles include basic unit and bottom；The basic unit
Formed with parallel braiding by warp；The bottom includes polyimide fiber, glass fibre and high-intensity fiber, three kinds of fiber Jing
Shredding, mixing, combing, after lapping, by acupuncture, thermal finalization weave in；Polyimide fiber, glass fibre, high-strength fibre
The weight ratio of dimension is 4：4：2.
Described high-intensity fiber be by molecular weight be ultrahigh molecular weight polyethylene powder 10-20 parts of 150-200 ten thousand, poly- first
Aldehyde 1-4 parts, paraffin oil 60-80 parts, lignin 0.5-3 parts, nanometer organobentonite 0.5-2 parts are mixed in mixing kettle,
Heated and stirred, 130 DEG C～150 DEG C of heating-up temperature obtain inflation fluid, and Temperature fall forms frozen glue block, take out frozen glue block and in particle
Pellet is ground on equipment, then partial solvent is sloughed with removing oil equipment, pellet is input to into screw extruder melting and is spun
Silk：Screw slenderness ratio is 1: 40, and screw zones temperature is 150 DEG C -250 DEG C, and Screw Extrusion speed is 200-250 rev/min, spray webbing
100～150 hole of plate, 0.5～0.8mm of aperture, at 200 DEG C～220 DEG C, 5～15m/ of shower nozzle drawing-off divides the control of spray webbing melt temperature,
Then pre-stretching winds, then through extraction, dry and ultra-drawing technique, obtains high-intensity fiber.
Preferably, described high-intensity fiber be by molecular weight for 150-200 ten thousand 15 parts of ultrahigh molecular weight polyethylene powder,
3 parts of polyformaldehyde, 70 parts of paraffin oil, 1 part of 2 part, nanometer organobentonite of lignin are mixed in mixing kettle, heated and stirred,
140 DEG C of heating-up temperature, obtains inflation fluid, and Temperature fall forms frozen glue block, takes out frozen glue block and is ground on particle equipment
Pellet, then sloughs partial solvent with removing oil equipment, and pellet is input to screw extruder melt spinning：Screw slenderness ratio is 1:
40, screw zones temperature is 200 DEG C, and Screw Extrusion speed is 220 revs/min, 130 hole of spinneret, aperture 0.6mm, spray webbing melt
At 210 DEG C, shower nozzle drawing-off 10m/ point, then pre-stretching winds temperature control, then through extracting, being dried and ultra-drawing technique,
Obtain high-intensity fiber.
Preferably, described high-intensity fiber be by molecular weight for 150-200 ten thousand 10 parts of ultrahigh molecular weight polyethylene powder,
1 part of polyformaldehyde, 60 parts of paraffin oil, 0.5 part of 0.5 part, nanometer organobentonite of lignin are mixed in mixing kettle, and heating is stirred
Mix, 130 DEG C of heating-up temperature, obtain inflation fluid, Temperature fall forms frozen glue block, take out frozen glue block and crushed on particle equipment
Into pellet, then partial solvent is sloughed with removing oil equipment, pellet is input to into screw extruder melt spinning：Screw slenderness ratio is
1: 40, screw zones temperature is 150 DEG C, and Screw Extrusion speed is 200 revs/min, and 100 hole of spinneret, aperture 0.5mm, spray webbing are melted
At 200 DEG C, shower nozzle drawing-off 5m/ point, then pre-stretching winds for temperature control, then passes through extraction, is dried and ultra-drawing technique,
Obtain high-intensity fiber.
Preferably, described high-intensity fiber be by molecular weight for 150-200 ten thousand 20 parts of ultrahigh molecular weight polyethylene powder,
4 parts of polyformaldehyde, 80 parts of paraffin oil, 2 parts of 3 part, nanometer organobentonite of lignin are mixed in mixing kettle, heated and stirred,
150 DEG C of heating-up temperature, obtains inflation fluid, and Temperature fall forms frozen glue block, takes out frozen glue block and is ground on particle equipment
Pellet, then sloughs partial solvent with removing oil equipment, and pellet is input to screw extruder melt spinning：Screw slenderness ratio is 1:
40, screw zones temperature is 250 DEG C, and Screw Extrusion speed is 250 revs/min, 150 hole of spinneret, aperture 0.8mm, spray webbing melt
At 220 DEG C, shower nozzle drawing-off 15m/ point, then pre-stretching winds temperature control, then through extracting, being dried and ultra-drawing technique,
Obtain high-intensity fiber.
The basic unit is formed with parallel braiding by warp, and the parallel includes the first parallel, the second parallel and the 3rd parallel,
Warp includes the first warp and the second warp, wherein the first parallel, the second parallel and the 3rd parallel in proportion 1:1：1 arrangement, the
One warp and the second warp in proportion 2：1 arrangement, first warp adopt Fypro, the second warp to adopt polyacrylonitrile
Fiber, the first parallel adopt polyester fiber, the second parallel to adopt glass fibre, the 3rd parallel to adopt flax fiber.
The basic unit and bottom are bonded together by binding agent；Preferably, the binding agent is polyester powder.
Specific embodiment
Embodiment 1：A kind of high-performance geotextiles
The geotextiles include basic unit and bottom；The basic unit is formed with parallel braiding by warp；The bottom includes polyamides
Imine fiber, glass fibre and high-intensity fiber, three kinds of fibers Jing after shredding, mixing, combing, lapping, by acupuncture, thermal finalization
Weave in；Polyimide fiber, glass fibre, the weight ratio of high-intensity fiber are 4：4：2；
Described high-intensity fiber be by molecular weight be 15 parts of the ultrahigh molecular weight polyethylene powder of 150-200 ten thousand, 3 parts of polyformaldehyde,
70 parts of paraffin oil, 1 part of 2 part, nanometer organobentonite of lignin are mixed in mixing kettle, heated and stirred, heating-up temperature 140
DEG C, inflation fluid is obtained, Temperature fall forms frozen glue block, takes out frozen glue block and pellet, Ran Houyong are ground on particle equipment
Removing oil equipment sloughs partial solvent, and pellet is input to screw extruder melt spinning：Screw slenderness ratio is 1: 40, screw zones
Temperature is 200 DEG C, and Screw Extrusion speed is 220 revs/min, 130 hole of spinneret, aperture 0.6mm, and the control of spray webbing melt temperature exists
210 DEG C, shower nozzle drawing-off 10m/ point, then pre-stretching winds, then through extracting, being dried and ultra-drawing technique, obtains high-strength fibre
Dimension；
The basic unit is formed with parallel braiding by warp, and the parallel includes the first parallel, the second parallel and the 3rd parallel, warp
Including the first warp and the second warp, wherein the first parallel, the second parallel and the 3rd parallel in proportion 1:1：1 arrangement, a Jing
Line and the second warp in proportion 2：1 arrangement, first warp adopt Fypro, and the second warp is fine using polyacrylonitrile
Dimension, the first parallel adopt polyester fiber, the second parallel to adopt glass fibre, the 3rd parallel to adopt flax fiber；
The basic unit and bottom are bonded together by polyester powder.
A kind of 2 high-performance geotextiles of embodiment
Geotextiles include basic unit and bottom；The basic unit is formed with parallel braiding by warp；The bottom includes polyimides
Fiber, glass fibre and high-intensity fiber, three kinds of fibers are interweaved by acupuncture, thermal finalization Jing after shredding, mixing, combing, lapping
Together；Polyimide fiber, glass fibre, the weight ratio of high-intensity fiber are 4：4：2；
Described high-intensity fiber be by molecular weight be 10 parts of the ultrahigh molecular weight polyethylene powder of 150-200 ten thousand, 1 part of polyformaldehyde,
60 parts of paraffin oil, 0.5 part of 0.5 part, nanometer organobentonite of lignin are mixed in mixing kettle, heated and stirred, heating temperature
130 DEG C of degree, obtains inflation fluid, and Temperature fall forms frozen glue block, takes out frozen glue block and is ground into pellet on particle equipment, so
Partial solvent is sloughed with removing oil equipment afterwards, pellet is input to into screw extruder melt spinning：Screw slenderness ratio is 1: 40, screw rod
Each section of temperature is 150 DEG C, and Screw Extrusion speed is 200 revs/min, 100 hole of spinneret, aperture 0.5mm, the control of spray webbing melt temperature
At 200 DEG C, shower nozzle drawing-off 5m/ point, then pre-stretching winds, then through extracting, being dried and ultra-drawing technique, obtains high-strength fibre
Dimension；
The basic unit is formed with parallel braiding by warp, and the parallel includes the first parallel, the second parallel and the 3rd parallel, warp
Including the first warp and the second warp, wherein the first parallel, the second parallel and the 3rd parallel in proportion 1:1：1 arrangement, a Jing
Line and the second warp in proportion 2：1 arrangement, first warp adopt Fypro, and the second warp is fine using polyacrylonitrile
Dimension, the first parallel adopt polyester fiber, the second parallel to adopt glass fibre, the 3rd parallel to adopt flax fiber；
The basic unit and bottom are bonded together by polyester powder.
A kind of preparation of 3 high-performance geotextiles of embodiment
The geotextiles include basic unit and bottom；The basic unit is formed with parallel braiding by warp；The bottom includes polyamides
Imine fiber, glass fibre and high-intensity fiber, three kinds of fibers Jing after shredding, mixing, combing, lapping, by acupuncture, thermal finalization
Weave in；Polyimide fiber, glass fibre, the weight ratio of high-intensity fiber are 4：4：2；
Described high-intensity fiber be by molecular weight be 20 parts of the ultrahigh molecular weight polyethylene powder of 150-200 ten thousand, 4 parts of polyformaldehyde,
80 parts of paraffin oil, 2 parts of 3 part, nanometer organobentonite of lignin are mixed in mixing kettle, heated and stirred, heating-up temperature 150
DEG C, inflation fluid is obtained, Temperature fall forms frozen glue block, takes out frozen glue block and pellet, Ran Houyong are ground on particle equipment
Removing oil equipment sloughs partial solvent, and pellet is input to screw extruder melt spinning：Screw slenderness ratio is 1: 40, screw zones
Temperature is 250 DEG C, and Screw Extrusion speed is 250 revs/min, 150 hole of spinneret, aperture 0.8mm, and the control of spray webbing melt temperature exists
220 DEG C, shower nozzle drawing-off 15m/ point, then pre-stretching winds, then through extracting, being dried and ultra-drawing technique, obtains high-strength fibre
Dimension；
The basic unit is formed with parallel braiding by warp, and the parallel includes the first parallel, the second parallel and the 3rd parallel, warp
Including the first warp and the second warp, wherein the first parallel, the second parallel and the 3rd parallel in proportion 1:1：1 arrangement, a Jing
Line and the second warp in proportion 2：1 arrangement, first warp adopt Fypro, and the second warp is fine using polyacrylonitrile
Dimension, the first parallel adopt polyester fiber, the second parallel to adopt glass fibre, the 3rd parallel to adopt flax fiber；
The basic unit and bottom are bonded together by polyester powder.
Comparative example 1：（Bottom omits polyimide fiber）
The geotextiles include basic unit and bottom；The basic unit is formed with parallel braiding by warp；The bottom includes glass
Fiber and high-intensity fiber, two kinds of fibers Jing after shredding, mixing, combing, lapping, by acupuncture, thermal finalization weave in；Glass
Glass fiber, the weight ratio of high-intensity fiber are 4：4：2；Other are with embodiment 1.
Comparative example 2：（Omit polyformaldehyde）
Described high-intensity fiber be by molecular weight be 15 parts of the ultrahigh molecular weight polyethylene powder of 150-200 ten thousand, 70 parts of paraffin oil,
1 part of 2 part, nanometer organobentonite of lignin is mixed in mixing kettle, heated and stirred, and 140 DEG C of heating-up temperature must expand
Liquid, Temperature fall form frozen glue block, take out frozen glue block and pellet is ground on particle equipment, then de- with removing oil equipment
Partial solvent is removed, pellet is input to into screw extruder melt spinning：Screw slenderness ratio is 1: 40, and screw zones temperature is 200
DEG C, Screw Extrusion speed is 220 revs/min, 130 hole of spinneret, aperture 0.6mm, the control of spray webbing melt temperature at 210 DEG C, shower nozzle
Drawing-off 10m/ point, then pre-stretching winds, then through extracting, being dried and ultra-drawing technique, obtains high-intensity fiber；Other are with real
Apply example 1.
Comparative example 3（Omit the 3rd parallel）
The basic unit is formed with parallel braiding by warp, and the parallel includes the first parallel, the second parallel, and warp includes a Jing
Line and the second warp, wherein the first parallel, the second parallel in proportion 1:1 arrangement, the first warp and the second warp in proportion 2：1 row
Row, first warp adopt Fypro, the second warp to adopt polyacrylonitrile fibre, the first parallel to adopt polyester fiber,
Second parallel adopts glass fibre；Other are with embodiment 1.
Comparative example 4（Change the proportioning of the first warp and the second warp）
The basic unit is formed with parallel braiding by warp, and the parallel includes the first parallel, the second parallel and the 3rd parallel, warp
Including the first warp and the second warp, wherein the first parallel, the second parallel and the 3rd parallel in proportion 1:1：1 arrangement, a Jing
Line and the second warp in proportion 1：1 arrangement, first warp adopt Fypro, and the second warp is fine using polyacrylonitrile
Dimension, the first parallel adopt polyester fiber, the second parallel to adopt glass fibre, the 3rd parallel to adopt flax fiber；Other are with enforcement
Example 1.
Embodiment 4：Performance test
The mechanical performance of high-performance geotextiles prepared by test embodiment of the present invention 1-3 and comparative example 1-4, the results are shown in Table 1.
The mechanical performance of 1 high-performance geotextiles of the present invention of table
| Ultimate strength（KN/m） | CBR bursting strengths（KN） | |
| Embodiment 1 | 65 | 7.4 |
| Embodiment 2 | 68 | 7.5 |
| Embodiment 3 | 65 | 7.2 |
| Comparative example 1 | 32 | 4.5 |
| Comparative example 2 | 43 | 5.7 |
| Comparative example 3 | 36 | 4.9 |
| Comparative example 4 | 39 | 5.2 |
The result of table 1 shows, geotextiles prepared by embodiment of the present invention 1-3 just have an excellent mechanical property, and comparative example 1-4
Mechanical property is remarkably decreased.
Claims (6)
1. a kind of high-performance geotextiles, it is characterised in that the geotextiles include basic unit and bottom；The basic unit by warp with
Parallel braiding is formed；The bottom includes polyimide fiber, glass fibre and high-intensity fiber, three kinds of fiber Jing shreddings, mixed
Conjunction, combing, after lapping, by acupuncture, thermal finalization weave in；Polyimide fiber, glass fibre, the weight of high-intensity fiber
Than for 4：4：2.
2. high-performance geotextiles according to claim 1, wherein described high-intensity fiber is to be 150-200 ten thousand by molecular weight
Ultrahigh molecular weight polyethylene powder 10-20 parts, polyformaldehyde 1-4 parts, paraffin oil 60-80 parts, lignin 0.5-3 parts, nanometer have
Machine bentonite 0.5-2 parts are mixed in mixing kettle, heated and stirred, 130 DEG C～150 DEG C of heating-up temperature, obtain inflation fluid, natural
Cooling forms frozen glue block, takes out frozen glue block and pellet is ground on particle equipment, then slough part with removing oil equipment
Pellet is input to screw extruder melt spinning by solvent：Screw slenderness ratio is 1: 40, and screw zones temperature is 150 DEG C -250
DEG C, Screw Extrusion speed is 200-250 rev/min, 100～150 hole of spinneret, 0.5～0.8mm of aperture, spray webbing melt temperature control
At 200 DEG C～220 DEG C, 5～15m/ of shower nozzle drawing-off point, then pre-stretching winds system, then passes through extraction, is dried and ultra-drawing work
Skill, obtains high-intensity fiber.
3. high-performance geotextiles according to claim 2, the basic unit are formed with parallel braiding by warp, the parallel bag
The first parallel, the second parallel and the 3rd parallel are included, warp includes the first warp and the second warp, wherein the first parallel, the second latitude
Line and the 3rd parallel in proportion 1:1：1 arrangement, the first warp and the second warp in proportion 2：1 arrangement, first warp are adopted
Fypro, the second warp adopt polyacrylonitrile fibre, the first parallel to adopt polyester fiber, the second parallel to adopt glass fibers
Dimension, the 3rd parallel adopt flax fiber.
4. high-performance geotextiles according to claim 1, the basic unit and bottom are bonded together by binding agent.
5. high-performance geotextiles according to claim 4, the binding agent is polyester powder.
6. high-performance geotextiles according to claim 1, described thermal finalization are hot air shaping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610907413.7A CN106564252B (en) | 2016-10-19 | 2016-10-19 | High-performance geotextile and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610907413.7A CN106564252B (en) | 2016-10-19 | 2016-10-19 | High-performance geotextile and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN106564252A true CN106564252A (en) | 2017-04-19 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106968041A (en) * | 2017-05-25 | 2017-07-21 | 浩珂科技有限公司 | A kind of unidirectional high-strength woven geotextiles |
| CN110744898A (en) * | 2019-10-25 | 2020-02-04 | 湖南盛业土工材料制造有限公司 | Polyester fiber net composite geotextile and preparation method thereof |
| RU205501U1 (en) * | 2021-03-01 | 2021-07-16 | Виктория Анатольевна Бунина | WOVEN POLYPROPYLENE GEOTEXTILE FOR DRAINAGE SYSTEMS |
| WO2022186720A1 (en) * | 2021-03-01 | 2022-09-09 | Виктория Анатольевна БУНИНА | Polypropylene woven geotextile for constructing drainage systems |
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| CN101775666A (en) * | 2010-01-22 | 2010-07-14 | 东华大学 | Preparation method of high-strength high-modulus polyethylene fiber |
| CN203449688U (en) * | 2013-07-27 | 2014-02-26 | 江阴市璜塘水利工程有限公司 | Composite geotextile |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101775666A (en) * | 2010-01-22 | 2010-07-14 | 东华大学 | Preparation method of high-strength high-modulus polyethylene fiber |
| CN203449688U (en) * | 2013-07-27 | 2014-02-26 | 江阴市璜塘水利工程有限公司 | Composite geotextile |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106968041A (en) * | 2017-05-25 | 2017-07-21 | 浩珂科技有限公司 | A kind of unidirectional high-strength woven geotextiles |
| CN110744898A (en) * | 2019-10-25 | 2020-02-04 | 湖南盛业土工材料制造有限公司 | Polyester fiber net composite geotextile and preparation method thereof |
| RU205501U1 (en) * | 2021-03-01 | 2021-07-16 | Виктория Анатольевна Бунина | WOVEN POLYPROPYLENE GEOTEXTILE FOR DRAINAGE SYSTEMS |
| WO2022186720A1 (en) * | 2021-03-01 | 2022-09-09 | Виктория Анатольевна БУНИНА | Polypropylene woven geotextile for constructing drainage systems |
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