CN107936338A - A kind of geotextiles and preparation method thereof - Google Patents
A kind of geotextiles and preparation method thereof Download PDFInfo
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- CN107936338A CN107936338A CN201711214608.4A CN201711214608A CN107936338A CN 107936338 A CN107936338 A CN 107936338A CN 201711214608 A CN201711214608 A CN 201711214608A CN 107936338 A CN107936338 A CN 107936338A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention provides a kind of geotextiles and preparation method thereof, are related to geotextiles field.The present invention is made of following raw material：50 60 parts of low density polyethylene (LDPE)s, 10 15 parts of polypropylene, 5 10 parts of polystyrene, 10 15 parts of fillers, 58 parts of plasticizer, 0.3 0.5 parts of antioxidant, 35 parts of sodium hydroxide solutions, 20 30 parts of latexes, 10 15 parts of glass fibres, 24 parts of plasticized modifiers.The present invention provides a kind of geotextiles and preparation method thereof, is effectively increased the tensile strength and non-deformability of geotextiles, while improve service life.
Description
Technical field
The present invention relates to geotextiles field, more particularly to a kind of geotextiles and preparation method thereof.
Background technology
At present, geotextiles are mainly used in the big work of the small stress of the silt diameter such as water conservancy, harbour, navigation channel, railway, highway
Journey, its main function played include 1：Buffer action, isolates 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, utilizes the permeable of geotextiles
Property, allows water by intercepting 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 common geotextiles tensile strength and non-deformability are low, service life is shorter.
The content of the invention
It is an object of the invention to provide a kind of geotextiles and preparation method thereof, to solve above-mentioned technical problem.
The present invention using following technical scheme in order to solve the above technical problems, realized：
A kind of geotextiles, it is characterised in that be made of following raw material：50-60 parts of low density polyethylene (LDPE)s, 10-15
Part polypropylene, 5-10 parts of polystyrene, 10-15 parts of fillers, 5-8 parts of plasticizer, 0.3-0.5 parts of antioxidant, 3-5 parts of hydroxides
Sodium solution, 20-30 part latex, 10-15 parts of glass fibres, 2-4 parts of plasticized modifiers.
A kind of preparation method of geotextiles, it is characterised in that comprise the following steps：
A, will add after low density polyethylene (LDPE), polypropylene, polystyrene, filler, plasticizer, plasticized modifier uniformly mixing
Heat carries out uniform stirring to 50-60 DEG C under the auxiliary of ultrasonic vibration, when stirring 1-1.5 is small, is cooled to after stirring
30-40 DEG C, and sodium hydroxide solution solution is added, stir 10-15 minutes, up to base material；
B, latex and antioxidant are uniformly mixed, and puts into vacuum pressure and be less than or equal to 0.08MPa, temperature is 60-70 DEG C
Vacuum tank in carry out uniform stirring, mixing time is 30-40 minute, and auxiliary is irradiated with ultraviolet in whipping process, stirring
After, up to modified latex solution；
C, gained base material, modified latex solution and glass fibre are put into hyperbaric heating stove and are mixed,
And set temperature is 70-80 DEG C, mixing time is 10-20 minutes, up to mixed material；
D, mixed material is extruded by double screw extruder, is cut after calendering, up to geotextiles.
Preferably, the filler is powdered whiting.
Preferably, the plasticized modifier is butadiene.
Preferably, the plasticizer is tricresyl phosphate.
Preferably, the extruder temperature of the double screw extruder is：One 135-150 DEG C of area's temperature, two area temperature 135-160
DEG C, three 135-160 DEG C of area's temperature, four 130-145 DEG C of area's temperature, five 125-135 DEG C of area's temperature.
Preferably, the pH value of the sodium hydroxide solution is 8-9.
It with the addition of modified latex in geotextiles prepared by the present invention, latex has good flexible resistance, creep resistant, can
So that the geotextiles being prepared adapt to more complicated construction environment, while latex has good ventilative, water permeability, with base
Plinth material is engaged, and can greatly improve the performance of geotextiles.Modified latex then optimizes original latex, makes breast
Glue possesses more preferable oxidation resistance, so as to further be effectively increased the service life of geotextiles.
The beneficial effects of the invention are as follows：The present invention provides a kind of geotextiles and preparation method thereof, is effectively increased geotechnique
The tensile strength and non-deformability of cloth, while improve service life.
Embodiment
In order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention easy to understand, tie below
Specific embodiment is closed, the present invention is further explained, but following embodiments are only the preferred embodiment of the present invention, and not all.
Based on the embodiment in embodiment, those skilled in the art obtain other realities on the premise of creative work is not made
Example is applied, belongs to protection scope of the present invention.Experimental method in following embodiments, is conventional method unless otherwise specified,
The materials, reagents and the like used in the following examples, is commercially available unless otherwise specified.
Embodiment 1
By 50 parts of low density polyethylene (LDPE)s, 10 parts of polypropylene, 5 parts of polystyrene, 10 parts of powdered whitings, 5 parts of tripotassium phosphates
Phenyl ester, 2 parts of butadiene are heated to 50 DEG C after uniformly mixing, and uniform stirring are carried out under the auxiliary of ultrasonic vibration, and stirring 1 is small
When, 30 DEG C are cooled to after stirring, and the sodium hydroxide solution solution that 3 parts of pH value are 8 is added, stir 10 minutes, up to base
Plinth material；
20 parts of latexes and 0.3 part of antioxidant are uniformly mixed, and puts into vacuum pressure and is less than or equal to
0.08MPa, temperature are that uniform stirring is carried out in 60 DEG C of vacuum tank, and mixing time is 30 minutes, whipping process
Middle auxiliary is irradiated with ultraviolet, after stirring, up to modified latex solution；
Gained base material, modified latex solution are put into hyperbaric heating stove with 10 parts of glass fibres and mix stirring
Mix, and set temperature is 70 DEG C, mixing time is 10 minutes, up to mixed material；
Mixed material is extruded by double screw extruder, the extruder temperature of double screw extruder is：One area's temperature 135
DEG C, 135 DEG C of two area's temperature, 135 DEG C of three area's temperature, 130 DEG C of four area's temperature, 125 DEG C of five area's temperature, cut after calendering, to obtain the final product
Geotextiles.
Embodiment 2
By 60 parts of low density polyethylene (LDPE)s, 15 parts of polypropylene, 10 parts of polystyrene, 15 parts of powdered whitings, 8 parts of tripotassium phosphates
Phenyl ester, 4 parts of butadiene are heated to 60 DEG C after uniformly mixing, and uniform stirring are carried out under the auxiliary of ultrasonic vibration, and stirring 1.5 is small
When, 40 DEG C are cooled to after stirring, and the sodium hydroxide solution solution that 5 parts of pH value are 9 is added, stir 15 minutes, up to base
Plinth material；
By gained base material with being mixed in 30 parts of latexes, 15 parts of glass fibre input hyperbaric heating stoves, and
Set temperature is 80 DEG C, and mixing time is 20 minutes, up to mixed material；
Mixed material is extruded by double screw extruder, the extruder temperature of double screw extruder is：One area's temperature 150
DEG C, 160 DEG C of two area's temperature, three area's temperature 60 Cs, 145 DEG C of four area's temperature, 135 DEG C of five area's temperature, cut after calendering, up to soil
Work cloth.
Embodiment 3
By 55 parts of low density polyethylene (LDPE)s, 12 parts of polypropylene, 5 parts of polystyrene, 10 parts of powdered whitings, 7 parts of tripotassium phosphates
Phenyl ester, 3 parts of butadiene are heated to 55 DEG C after uniformly mixing, and uniform stirring are carried out under the auxiliary of ultrasonic vibration, and stirring 1 is small
When, 35 DEG C are cooled to after stirring, and the sodium hydroxide solution solution that 4 parts of pH value are 8 is added, stir 12 minutes, up to base
Plinth material；
Gained base material is put into hyperbaric heating stove with 10 parts of glass fibres and is mixed, and set temperature is
70 DEG C, mixing time is 10 minutes, up to mixed material；
Mixed material is extruded by double screw extruder, the extruder temperature of double screw extruder is：One area's temperature 140
DEG C, 150 DEG C of two area's temperature, 150 DEG C of three area's temperature, 140 DEG C of four area's temperature, 130 DEG C of five area's temperature, cut after calendering, to obtain the final product
Geotextiles.
Take the geotextiles being prepared by embodiment 1-3, detection performance；And take conventional geotextiles conduct on the market
Control group, detection performance；Testing result such as following table：
Table 1
As can be seen from the above table, the geotextiles that prepared by the present invention have higher tensile strength and bending strength, and ooze
Saturating ability is good.
Basic principle, main feature and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
For personnel it should be appreciated that the present invention is not limited to the above embodiments, described in the above embodiment and specification is only the present invention
Preference, be not intended to limit the present invention, without departing from the spirit and scope of the present invention, the present invention also have it is various
Changes and improvements, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by institute
Attached claims and its equivalent thereof.
Claims (7)
1. a kind of geotextiles, it is characterised in that be made of following raw material：50-60 parts of low density polyethylene (LDPE)s, 10-15 parts
Polypropylene, 5-10 part polystyrene, 10-15 parts of fillers, 5-8 parts of plasticizer, 0.3-0.5 parts of antioxidant, 3-5 parts of sodium hydroxides
Solution, 20-30 part latex, 10-15 parts of glass fibres, 2-4 parts of plasticized modifiers.
2. a kind of preparation method of geotextiles, it is characterised in that comprise the following steps：
A, will be heated to after low density polyethylene (LDPE), polypropylene, polystyrene, filler, plasticizer, plasticized modifier uniformly mixing
50-60 DEG C, and uniform stirring is carried out under the auxiliary of ultrasonic vibration, when stirring 1-1.5 is small, 30-40 is cooled to after stirring
DEG C, and sodium hydroxide solution solution is added, stir 10-15 minutes, up to base material；
B, latex and antioxidant are uniformly mixed, and puts into vacuum pressure and be less than or equal to 0.08MPa, temperature is 60-70 DEG C true
Uniform stirring is carried out in empty container, mixing time is 30-40 minutes, and auxiliary is irradiated with ultraviolet in whipping process, and stirring terminates
Afterwards, up to modified latex solution；
C, gained base material, modified latex solution and glass fibre are put into hyperbaric heating stove and is mixed, and set
Temperature is put as 70-80 DEG C, mixing time is 10-20 minutes, up to mixed material；
D, mixed material is extruded by double screw extruder, is cut after calendering, up to geotextiles.
3. the preparation method of a kind of geotextiles according to claim 2, it is characterised in that the filler is heavy carbon
Sour calcium.
4. the preparation method of a kind of geotextiles according to claim 2, it is characterised in that the plasticized modifier is fourth
Diene.
5. the preparation method of a kind of geotextiles according to claim 2, it is characterised in that the plasticizer is tricresyl phosphate
Toluene ester.
A kind of 6. preparation method of geotextiles according to claim 2, it is characterised in that the spiral shell of the double screw extruder
Bar temperature is：One 135-150 DEG C of area's temperature, two 135-160 DEG C of area's temperature, three 135-160 DEG C of area's temperature, four area temperature 130-
145 DEG C, five 125-135 DEG C of area's temperature.
7. the preparation method of a kind of geotextiles according to claim 2, it is characterised in that the sodium hydroxide solution
PH value is 8-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711214608.4A CN107936338A (en) | 2017-11-28 | 2017-11-28 | A kind of geotextiles and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711214608.4A CN107936338A (en) | 2017-11-28 | 2017-11-28 | A kind of geotextiles and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN107936338A true CN107936338A (en) | 2018-04-20 |
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ID=61950308
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711214608.4A Pending CN107936338A (en) | 2017-11-28 | 2017-11-28 | A kind of geotextiles and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109320815A (en) * | 2018-07-23 | 2019-02-12 | 安徽中路工程材料有限公司 | The weather-proof maintenance Special geotextile of low-density |
| CN109486027A (en) * | 2018-10-30 | 2019-03-19 | 南京聚隆科技股份有限公司 | One kind can fast ram automotive material and preparation method thereof |
-
2017
- 2017-11-28 CN CN201711214608.4A patent/CN107936338A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109320815A (en) * | 2018-07-23 | 2019-02-12 | 安徽中路工程材料有限公司 | The weather-proof maintenance Special geotextile of low-density |
| CN109486027A (en) * | 2018-10-30 | 2019-03-19 | 南京聚隆科技股份有限公司 | One kind can fast ram automotive material and preparation method thereof |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180420 |