CN110041602A - A kind of tension HDPE double-wall corrugated pipe and preparation method thereof - Google Patents
A kind of tension HDPE double-wall corrugated pipe and preparation method thereof Download PDFInfo
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- CN110041602A CN110041602A CN201910395616.6A CN201910395616A CN110041602A CN 110041602 A CN110041602 A CN 110041602A CN 201910395616 A CN201910395616 A CN 201910395616A CN 110041602 A CN110041602 A CN 110041602A
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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
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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
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/322—Ammonium phosphate
- C08K2003/323—Ammonium polyphosphate
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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
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Abstract
The present invention relates to a kind of tension HDPE double-wall corrugated pipes and preparation method thereof.The tension HDPE double-wall corrugated pipe is made of HDPE powder, fumed silica, montmorillonite, inorfil, calcium stearate and ammonium polyphosphate, and the fumed silica is by gas phase SiO2, boric acid, formic acid, maleic anhydride and nano-graphite reaction be made, the montmorillonite is made by montmorillonite powder, low viscosity amino-contained resin Desmophen NH 1520, aminopropyltriethoxywerene werene and end amido nitrile rubber reaction, and the inorfil is reacted by ceramic fibre, metallic fiber, polyethylene fibre, A-171 silane coupling agent, maleic anhydride and unsaturated polyester (UP) glue TM100 to be made.Tension HDPE double-wall corrugated pipe provided by the invention has excellent resistance to pressure and tensile strength.
Description
Technical field
The present invention relates to plastic pipe fields, and in particular to a kind of tension HDPE double-wall corrugated pipe and preparation method thereof.
Background technique
With the development of economy with the promotion of living standard, people propose higher performance requirement to plastic pipe,
Especially to HDPE double-wall corrugated pipe, market expectation HDPE double-wall corrugated pipe obtains further in terms of resistance to pressure and tensile strength
It is promoted.Field of plastics processing scientific research laugh a great ho-ho Corporation R & D personnel to the formula and technique of HDPE double-wall corrugated pipe carried out in detail and
System research.Since common HDPE double-wall corrugated pipe performance is mainly satisfied with common plastics tubing field, for special dimension
The performance of HDPE double-wall corrugated pipe needs not up to standard.Therefore, HDPE double-wall corrugated pipe needs in terms of resistance to pressure and tensile strength
It improves.
Summary of the invention
The purpose of the present invention is to provide a kind of tension HDPE double-wall corrugated pipe, tension HDPE double-wall corrugated pipe is used
HDPE powder, fumed silica, montmorillonite, inorfil, calcium stearate and ammonium polyphosphate are prepared, with excellent resistance to
Pressure property and tensile strength.
Another object of the present invention is to provide the preparation methods of above-mentioned tension HDPE double-wall corrugated pipe.
To achieve the goals above, technical scheme is as follows:
A kind of tension HDPE double-wall corrugated pipe, by mass parts ratio be 91:21~39:25~45:16~29:3~8:9~
13 HDPE powder, fumed silica, montmorillonite, inorfil, calcium stearate and ammonium polyphosphate composition；Wherein, described
Fumed silica is 60:14~23:38~52:7~18:6~13 gas phase SiO by mass parts ratio2, it is boric acid, formic acid, suitable
Anhydride maleique and nano-graphite reaction are made；The montmorillonite by mass parts ratio be 65:51~70:16~28:20~
37 montmorillonite powder, low viscosity amino-contained resin Desmophen NH 1520, aminopropyltriethoxywerene werene and end amido fourth
Nitrile rubber reaction is made；The inorfil is by mass parts ratio 10:6~13:9~14:5~13:7~15:9~20 pottery
Porcelain fiber, metallic fiber, polyethylene fibre, A-171 silane coupling agent, maleic anhydride and unsaturated polyester (UP) glue TM100 are anti-
It should be made.
Preferably, HDPE powder, fumed silica, montmorillonite, inorfil, calcium stearate and the ammonium polyphosphate
Mass parts ratio be 91:29:33:19:4.5:11.
The preparation method of above-mentioned tension HDPE double-wall corrugated pipe, includes the following steps:
(1), A-171 silane coupling agent, maleic anhydride and unsaturated polyester (UP) glue TM100 are added in reaction kettle,
Mixing speed is 65r/min, and reaction temperature is 25 DEG C of mixing 10min, and ceramic fibre, metallic fiber and polyethylene fibre are added
Into reaction kettle, maintains to continues to mix 35min under above-mentioned reaction condition, obtain inorfil；The A-171 silane coupling agent
Purpose be for improve inorfil surface hydrophobic；The purpose of the maleic anhydride and unsaturated polyester (UP) glue TM100
It is to disperse compatibility between inorfil and HDPE to improve；
(2), by montmorillonite powder, low viscosity amino-contained resin Desmophen NH 1520, aminopropyltriethoxywerene werene
It is added in reaction kettle with end amido nitrile rubber, mixing speed 100r/min, reaction temperature is reacted under the conditions of being 80 DEG C
1.5h obtains montmorillonite；The purpose of the montmorillonite powder is for dispersed material；
(3), by gas phase SiO2, boric acid, maleic anhydride and nano-graphite be added in hydrothermal reaction kettle, maintenance system
0.5~2h is reacted under the conditions of 135~160 DEG C of hydrothermal temperature, after material is cooling, material will be produced through ethanol washing, drying
Object and formic acid are added in hydrothermal reaction kettle, and 0.5~5h is reacted under the conditions of 118~155 DEG C of maintenance system hydrothermal temperature, to
After material is cooling, product is freeze-dried through 4 DEG C of water washings, 10 DEG C of ethanol washings to get fumed silica is arrived；The first
The purpose of acid is to improve gas phase SiO2Chemical mobility of the surface；
(4), HDPE powder, montmorillonite, inorfil, calcium stearate and ammonium polyphosphate are added in high-speed mixer,
With high-speed mixer under the conditions of 25 DEG C, 800r/min room temperature mixed at high speed 5min, in the case where keeping high speed mixing conditions, by gas phase
Silica is added in high-speed mixer with 0.2 mass parts/minute adding rate, after adding to material, continues to mix
Close 10min, product be transferred to 60 DEG C, the dry 30min of -0.09MPa vacuum drying oven, product after crushed, with extruder in temperature
172~219 DEG C of extrusion moldings are spent to get tension HDPE double-wall corrugated pipe is arrived.
The beneficial effects of the present invention are:
1, A-171 silane coupling agent, maleic anhydride and unsaturated polyester (UP) glue TM100 after mixing, can be to inorganic
Fiber surface is modified, and dispersion compatibility of the inorfil in HDPE can be improved, and inorfil can be obviously improved HDPE's
Resistance to pressure and tensile strength；
2, montmorillonite powder has big specific surface area, can be by low viscosity amino-contained resin Desmophen NH 1520 and end
Amido nitrile rubber mixed liquor is dispersed in its surface, and aminopropyltriethoxywerene werene can improve material with point between HDPE
Dephasing capacitive and the chemical activity for being obviously improved montmorillonite surface, in montmorillonite amino-contained material can with it is living in fumed silica
Property material carry out cross-linking reaction, and then improve mechanics of materials intensity；The montmorillonite of preparation can be obviously improved HDPE resistance to pressure and
Tensile strength；
3, gas phase SiO2It is surface modified via boric acid and maleic anhydride, gas phase SiO can be assigned2Surface is higher
Chemical activity, through formic acid further to gas phase SiO2Surface is modified, and formic acid can be grafted on to gas phase SiO2Surface, further
Improve gas phase SiO2Chemical mobility of the surface；Fumed silica chemically active surface group can with amino-contained substance in montmorillonite into
Row cross-linking reaction can be obviously improved bridging property, resistance to pressure and the tensile strength of HDPE.
Specific embodiment
A specific embodiment of the invention is described below with reference to embodiment, to better understand the present invention.This
It is a little that examples are only for illustrating the present invention and not for limiting the scope of the present invention.Actual conditions are not specified in lower example embodiment
Experimental method, usually according to this field normal condition or the condition suggested according to manufacturer；Used raw material, reagent etc.,
It unless otherwise specified, is the raw materials and reagents that can be obtained from commercial sources such as conventional markets.Those skilled in the art is at this
The variation and replacement of any unsubstantiality done on the basis of invention belong to scope of the present invention.
Embodiment 1
A kind of tension HDPE double-wall corrugated pipe, preparation method includes the following steps:
(1), 8.6 parts of A-171 silane coupling agents, 11.9 parts of maleic anhydrides and 13.5 parts of unsaturated polyester (UP) glue are weighed
TM100 is added in reaction kettle, mixing speed 65r/min, reaction temperature be 25 DEG C of mixing 10min, by 10 parts of ceramic fibres,
8.1 parts of metallic fibers and 11.2 parts of polyethylene fibres are added in reaction kettle, maintain to continues to mix under above-mentioned reaction condition
35min obtains inorfil；
(2), 65 parts of montmorillonite powder, 62 parts of low viscosity amino-contained resin Desmophen 1520,23 parts of aminopropans of NH are weighed
Ethyl triethoxy silicane alkane and 28 parts of end amido nitrile rubbers are added in reaction kettle, mixing speed 100r/min, reaction temperature
1.5h is reacted under the conditions of being 80 DEG C, obtains montmorillonite；
(3), 60 parts of gas phase SiO are weighed2, 18 parts of boric acid, 14 parts of maleic anhydrides and 8.2 parts of nano-graphites be added to water
In thermal response kettle, react 1h under the conditions of 145 DEG C of maintenance system hydrothermal temperature, after material is cooling, material through ethanol washing,
It is dry, product and 45 parts of formic acid are added in hydrothermal reaction kettle, reacted under the conditions of 135 DEG C of maintenance system hydrothermal temperature
2h, after material is cooling, product is freeze-dried through 4 DEG C of water washings, 10 DEG C of ethanol washings to get fumed silica is arrived；
(4), 91 parts of HDPE powder, 33 parts of montmorillonites, 19 parts of inorfils, 4.5 parts of calcium stearates and 11 parts of poly phosphorus are weighed
Sour ammonium is added in high-speed mixer, with high-speed mixer under the conditions of 25 DEG C, 800r/min room temperature mixed at high speed 5min, protecting
It holds under high speed mixing conditions, 29 parts of fumed silicas is added in high-speed mixer with the adding rate of 0.2 part/minute,
After to material addition, 10min is continuesd to mix, product is transferred to 60 DEG C, the dry 30min of -0.09MPa vacuum drying oven, is produced
Object after crushed, with extruder 180 DEG C of extrusion moldings of temperature to get arrive tension HDPE double-wall corrugated pipe.
Embodiment 2
A kind of tension HDPE double-wall corrugated pipe, preparation method includes the following steps:
(1), 5 parts of A-171 silane coupling agents, 7 parts of maleic anhydrides and 9 parts of unsaturated polyester (UP) glue TM100 are weighed to be added
Into reaction kettle, mixing speed 65r/min, reaction temperature is 25 DEG C of mixing 10min, by 10 parts of ceramic fibres, 6 parts of metal fibres
9 parts of polyethylene fibres of peacekeeping are added in reaction kettle, are maintained to continues to mix 35min under above-mentioned reaction condition, are obtained inorfil；
(2), 65 parts of montmorillonite powder, 51 parts of low viscosity amino-contained resin Desmophen 1520,16 parts of aminopropans of NH are weighed
Ethyl triethoxy silicane alkane and 20 parts of end amido nitrile rubbers are added in reaction kettle, mixing speed 100r/min, reaction temperature
1.5h is reacted under the conditions of being 80 DEG C, obtains montmorillonite；
(3), 60 parts of gas phase SiO are weighed2, 14 parts of boric acid, 7 parts of maleic anhydrides and 6 parts of nano-graphites be added to hydro-thermal
In reaction kettle, 2h is reacted under the conditions of 135 DEG C of maintenance system hydrothermal temperature, after material is cooling, material is through ethanol washing, dry
It is dry, product and 38 parts of formic acid are added in hydrothermal reaction kettle, react 5h under the conditions of 118 DEG C of maintenance system hydrothermal temperature,
After material is cooling, product is freeze-dried through 4 DEG C of water washings, 10 DEG C of ethanol washings to get fumed silica is arrived；
(4), 91 parts of HDPE powder, 25 parts of montmorillonites, 16 parts of inorfils, 3 parts of calcium stearates and 9 parts of ammonium polyphosphates are weighed
Be added in high-speed mixer, with high-speed mixer under the conditions of 25 DEG C, 800r/min room temperature mixed at high speed 5min, keeping high
Under fast mixing condition, 21 parts of fumed silicas are added in high-speed mixer with the adding rate of 0.2 part/minute, to object
After material addition, 10min is continuesd to mix, product is transferred to 60 DEG C, the dry 30min of -0.09MPa vacuum drying oven, product warp
After crushing, with extruder 172 DEG C of extrusion moldings of temperature to get arrive tension HDPE double-wall corrugated pipe.
Embodiment 3
A kind of tension HDPE double-wall corrugated pipe, preparation method includes the following steps:
(1), 13 parts of A-171 silane coupling agents, 15 parts of maleic anhydrides and 20 parts of unsaturated polyester (UP) glue TM100 are weighed to add
Enter into reaction kettle, mixing speed 65r/min, reaction temperature is 25 DEG C of mixing 10min, by 10 parts of ceramic fibres, 13 parts of gold
Belong to fiber and 14 parts of polyethylene fibres are added in reaction kettle, maintains to continues to mix 35min under above-mentioned reaction condition, obtain inorganic
Fiber；
(2), 65 parts of montmorillonite powder, 70 parts of low viscosity amino-contained resin Desmophen 1520,28 parts of aminopropans of NH are weighed
Ethyl triethoxy silicane alkane and 37 parts of end amido nitrile rubbers are added in reaction kettle, mixing speed 100r/min, reaction temperature
1.5h is reacted under the conditions of being 80 DEG C, obtains montmorillonite；
(3), 60 parts of gas phase SiO are weighed2, 23 parts of boric acid, 18 parts of maleic anhydrides and 13 parts of nano-graphites be added to water
In thermal response kettle, 0.5h is reacted under the conditions of 160 DEG C of maintenance system hydrothermal temperature, after material is cooling, material is washed through ethyl alcohol
It washs, dry, product and 52 parts of formic acid are added in hydrothermal reaction kettle, it is anti-under the conditions of 155 DEG C of maintenance system hydrothermal temperature
0.5h is answered, after material is cooling, product is freeze-dried through 4 DEG C of water washings, 10 DEG C of ethanol washings to get fumed silica is arrived；
(4), 91 parts of HDPE powder, 45 parts of montmorillonites, 29 parts of inorfils, 8 parts of calcium stearates and 13 parts of polyphosphoric acids are weighed
Ammonium is added in high-speed mixer, with high-speed mixer under the conditions of 25 DEG C, 800r/min room temperature mixed at high speed 5min, keeping
Under high speed mixing conditions, 39 parts of fumed silicas are added in high-speed mixer with the adding rate of 0.2 part/minute, to
After material adds, 10min is continuesd to mix, product is transferred to 60 DEG C, the dry 30min of -0.09MPa vacuum drying oven, product
After crushed, with extruder 219 DEG C of extrusion moldings of temperature to get arrive tension HDPE double-wall corrugated pipe.
Embodiment 4
A kind of tension HDPE double-wall corrugated pipe, preparation method includes the following steps:
(1), 6.6 parts of A-171 silane coupling agents, 8.6 parts of maleic anhydrides and 10.2 parts of unsaturated polyester (UP) glue are weighed
TM100 is added in reaction kettle, mixing speed 65r/min, reaction temperature be 25 DEG C of mixing 10min, by 10 parts of ceramic fibres,
7.6 parts of metallic fibers and 10.8 parts of polyethylene fibres are added in reaction kettle, maintain to continues to mix under above-mentioned reaction condition
35min obtains inorfil；
(2), 65 parts of montmorillonite powder, 56 parts of low viscosity amino-contained resin Desmophen 1520,18 parts of aminopropans of NH are weighed
Ethyl triethoxy silicane alkane and 26 parts of end amido nitrile rubbers are added in reaction kettle, mixing speed 100r/min, reaction temperature
1.5h is reacted under the conditions of being 80 DEG C, obtains montmorillonite；
(3), 60 parts of gas phase SiO are weighed2, 17.5 parts of boric acid, 9.6 parts of maleic anhydrides and 8.7 parts of nano-graphites are added
Into hydrothermal reaction kettle, 0.8h is reacted under the conditions of 139 DEG C of maintenance system hydrothermal temperature, after material is cooling, material is through second
Alcohol washing, drying, product and 41 parts of formic acid are added in hydrothermal reaction kettle, 122 DEG C of conditions of maintenance system hydrothermal temperature
Lower reaction 0.8h, after material is cooling, product is freeze-dried through 4 DEG C of water washings, 10 DEG C of ethanol washings to get gas phase dioxy is arrived
SiClx；
(4), 91 parts of HDPE powder, 28.2 parts of montmorillonites, 19.7 parts of inorfils, 4.6 parts of calcium stearates and 10.3 parts are weighed
Ammonium polyphosphate is added in high-speed mixer, with high-speed mixer under the conditions of 25 DEG C, 800r/min room temperature mixed at high speed
5min, it is in the case where keeping high speed mixing conditions, 23.9 parts of fumed silicas are supreme with the adding rate addition of 0.2 part/minute
In fast mixing machine, to material addition after, 10min is continuesd to mix, by product is transferred to 60 DEG C, -0.09MPa vacuum drying oven does
Dry 30min, product after crushed, with extruder 175 DEG C of extrusion moldings of temperature to get arrive tension HDPE double-wall corrugated pipe.
Embodiment 5
A kind of tension HDPE double-wall corrugated pipe, preparation method includes the following steps:
(1), 8.7 parts of A-171 silane coupling agents, 10.3 parts of maleic anhydrides and 13.5 parts of unsaturated polyester (UP) glue are weighed
TM100 is added in reaction kettle, mixing speed 65r/min, reaction temperature be 25 DEG C of mixing 10min, by 10 parts of ceramic fibres,
8.9 parts of metallic fibers and 11.8 parts of polyethylene fibres are added in reaction kettle, maintain to continues to mix under above-mentioned reaction condition
35min obtains inorfil；
(2), 65 parts of montmorillonite powder, 59 parts of low viscosity amino-contained resin Desmophen 1520,21 parts of aminopropans of NH are weighed
Ethyl triethoxy silicane alkane and 28 parts of end amido nitrile rubbers are added in reaction kettle, mixing speed 100r/min, reaction temperature
1.5h is reacted under the conditions of being 80 DEG C, obtains montmorillonite；
(3), 60 parts of gas phase SiO are weighed2, 18.7 parts of boric acid, 13.6 parts of maleic anhydrides and 9.9 parts of nano-graphites are added
Into hydrothermal reaction kettle, 1.2h is reacted under the conditions of 143 DEG C of maintenance system hydrothermal temperature, after material is cooling, material is through second
Alcohol washing, drying, product and 41 parts of formic acid are added in hydrothermal reaction kettle, 132 DEG C of conditions of maintenance system hydrothermal temperature
Lower reaction 2.5h, after material is cooling, product is freeze-dried through 4 DEG C of water washings, 10 DEG C of ethanol washings to get gas phase dioxy is arrived
SiClx；
(4), 91 parts of HDPE powder, 32 parts of montmorillonites, 18.7 parts of inorfils, 4.6 parts of calcium stearates and more than 10.8 parts are weighed
Ammonium polyphosphate is added in high-speed mixer, with high-speed mixer under the conditions of 25 DEG C, 800r/min room temperature mixed at high speed 5min,
In the case where keeping high speed mixing conditions, 29 parts of fumed silicas are added to high-speed mixer with the adding rate of 0.2 part/minute
In, after adding to material, 10min is continuesd to mix, product is transferred to 60 DEG C, the dry 30min of -0.09MPa vacuum drying oven,
Product after crushed, with extruder 179 DEG C of extrusion moldings of temperature to get arrive tension HDPE double-wall corrugated pipe.
Embodiment 6
A kind of tension HDPE double-wall corrugated pipe, preparation method includes the following steps:
(1), 12 parts of A-171 silane coupling agents, 12 parts of maleic anhydrides and 14 parts of unsaturated polyester (UP) glue TM100 are weighed to add
Enter into reaction kettle, mixing speed 65r/min, reaction temperature is 25 DEG C of mixing 10min, by 10 parts of ceramic fibres, 10 parts of gold
Belong to fiber and 11 parts of polyethylene fibres are added in reaction kettle, maintains to continues to mix 35min under above-mentioned reaction condition, obtain inorganic
Fiber；
(2), 65 parts of montmorillonite powder, 60 parts of low viscosity amino-contained resin Desmophen 1520,25 parts of aminopropans of NH are weighed
Ethyl triethoxy silicane alkane and 23 parts of end amido nitrile rubbers are added in reaction kettle, mixing speed 100r/min, reaction temperature
1.5h is reacted under the conditions of being 80 DEG C, obtains montmorillonite；
(3), 60 parts of gas phase SiO are weighed2, 20 parts of boric acid, 15 parts of maleic anhydrides and 8 parts of nano-graphites be added to hydro-thermal
In reaction kettle, 1h is reacted under the conditions of 151 DEG C of maintenance system hydrothermal temperature, after material is cooling, material is through ethanol washing, dry
It is dry, product and 50 parts of formic acid are added in hydrothermal reaction kettle, reacted under the conditions of 143 DEG C of maintenance system hydrothermal temperature
4.5h, after material is cooling, product is freeze-dried through 4 DEG C of water washings, 10 DEG C of ethanol washings to get fumed silica is arrived；
(4), 91 parts of HDPE powder, 40 parts of montmorillonites, 22 parts of inorfils, 6 parts of calcium stearates and 11 parts of polyphosphoric acids are weighed
Ammonium is added in high-speed mixer, with high-speed mixer under the conditions of 25 DEG C, 800r/min room temperature mixed at high speed 5min, keeping
Under high speed mixing conditions, 27 parts of fumed silicas are added in high-speed mixer with the adding rate of 0.2 part/minute, to
After material adds, 10min is continuesd to mix, product is transferred to 60 DEG C, the dry 30min of -0.09MPa vacuum drying oven, product
After crushed, with extruder 181 DEG C of extrusion moldings of temperature to get arrive tension HDPE double-wall corrugated pipe.
Embodiment 7
A kind of tension HDPE double-wall corrugated pipe, preparation method includes the following steps:
(1), 11.9 parts of A-171 silane coupling agents, 13.7 parts of maleic anhydrides and 17.8 parts of unsaturated polyester (UP) glue are weighed
TM100 is added in reaction kettle, mixing speed 65r/min, reaction temperature be 25 DEG C of mixing 10min, by 10 parts of ceramic fibres,
11.6 parts of metallic fibers and 12.1 parts of polyethylene fibres are added in reaction kettle, maintain to continues to mix under above-mentioned reaction condition
35min obtains inorfil；
(2), 65 parts of montmorillonite powder, 66.3 parts of low viscosity amino-contained resin Desmophen 1520,25.3 parts of ammonia of NH are weighed
Base propyl-triethoxysilicane and 34.3 parts of end amido nitrile rubbers are added in reaction kettle, mixing speed 100r/min, instead
Answer temperature be 80 DEG C under the conditions of react 1.5h, obtain montmorillonite；
(3), 60 parts of gas phase SiO are weighed2, 20.1 parts of boric acid, 15.3 parts of maleic anhydrides and 10.7 parts of nano-graphites add
Enter into hydrothermal reaction kettle, reacts 1.5h under the conditions of 153 DEG C of maintenance system hydrothermal temperature, after material is cooling, material warp
Product and 49 parts of formic acid are added in hydrothermal reaction kettle by ethanol washing, drying, 150 DEG C of items of maintenance system hydrothermal temperature
3.9h is reacted under part, after material is cooling, product is freeze-dried through 4 DEG C of water washings, 10 DEG C of ethanol washings to get gas phase two is arrived
Silica；
(4), 91 parts of HDPE powder, 41 parts of montmorillonites, 23 parts of inorfils, 5 parts of calcium stearates and 11.3 parts of poly phosphorus are weighed
Sour ammonium is added in high-speed mixer, with high-speed mixer under the conditions of 25 DEG C, 800r/min room temperature mixed at high speed 5min, protecting
It holds under high speed mixing conditions, 34 parts of fumed silicas is added in high-speed mixer with the adding rate of 0.2 part/minute,
After to material addition, 10min is continuesd to mix, product is transferred to 60 DEG C, the dry 30min of -0.09MPa vacuum drying oven, is produced
Object after crushed, with extruder 210 DEG C of extrusion moldings of temperature to get arrive tension HDPE double-wall corrugated pipe.
Reference examples 1
In this reference examples, inorfil is not added, other components and preparation method are same as Example 1.
Reference examples 2
In this reference examples, montmorillonite is not added, other components and preparation method are same as Example 1.
Reference examples 3
In this reference examples, fumed silica is not added, other components and preparation method are same as Example 1.Reference examples 4
The fumed silica in conventional ceramic fiber alternate embodiment 1, other components are selected in this reference examples, in formula
It is same as Example 1 with preparation method.
Reference examples 5
The montmorillonite in common montmorillonite alternate embodiment 1, other components and preparation side are selected in this reference examples, in formula
Method is same as Example 1.
Reference examples 6
The fumed silica in conventional gas phase silica alternate embodiment 1 is selected in this reference examples, in formula, it is other
Component is same as Example 1 with preparation method.
To tension HDPE double-wall corrugated pipe made from Examples 1 to 6 and reference examples 1~6, resistance to pressure and tensile strength difference
It is tested according to GB/T 6111 and GB/T 1040, test result sees below Tables 1 and 2.
The performance parameter of tension HDPE double-wall corrugated pipe made from 1 Examples 1 to 8 of table
The performance parameter of tension HDPE double-wall corrugated pipe made from 2 embodiment 1 of table and reference examples 1~6
By upper Tables 1 and 2 it is found that the internal pressure-resistant for the tension HDPE double-wall corrugated pipe that various embodiments of the present invention are prepared and
Tensile strength is more excellent, and it is preferable resistance to that this shows that the tension HDPE double-wall corrugated pipe being prepared with raw material provided by the invention has
Internal pressure and tensile strength；In contrast, the internal pressure-resistant for the tension HDPE double-wall corrugated pipe that the raw material of each reference examples is prepared and
Tensile strength is poor.In addition, the tension HDPE double-wall corrugated pipe that various embodiments of the present invention are prepared has preferable internal pressure-resistant
And tensile strength.
The above is the preferred embodiment of the invention, it is noted that for those skilled in the art
For, under the premise of not departing from the inventive principle, several improvements and modifications can also be made, these improvements and modifications are also considered as
The protection scope of the invention.
Claims (3)
1. a kind of tension HDPE double-wall corrugated pipe, which is characterized in that by mass parts ratio be 91:21~39:25~45:16~
HDPE powder, fumed silica, montmorillonite, inorfil, calcium stearate and the ammonium polyphosphate composition of 29:3~8:9~13；
Wherein, the fumed silica is 60:14~23:38~52:7~18:6~13 gas phase SiO by mass parts ratio2、
Boric acid, formic acid, maleic anhydride and nano-graphite reaction are made；The montmorillonite is 65:51~70 by mass parts ratio:
Montmorillonite powder, the low viscosity amino-contained resin Desmophen NH 1520, aminopropyl triethoxysilicane of 16~28:20~37
Alkane and end amido nitrile rubber reaction are made；The inorfil by mass parts ratio 10:6~13:9~14:5~13:7~
Ceramic fibre, metallic fiber, polyethylene fibre, A-171 silane coupling agent, maleic anhydride and the unsaturation of 15:9~20 are poly-
Ester gum TM100 reaction is made.
2. tension HDPE double-wall corrugated pipe according to claim 1, which is characterized in that the HDPE powder, gas phase titanium dioxide
Silicon, montmorillonite, inorfil, calcium stearate and ammonium polyphosphate mass parts ratio be 91:29:33:19:4.5:11.
3. the preparation method of any tension HDPE double-wall corrugated pipe of claim 1~2, which is characterized in that including walking as follows
It is rapid:
(1), A-171 silane coupling agent, maleic anhydride and unsaturated polyester (UP) glue TM100 are added in reaction kettle, are stirred
Speed is 65r/min, and reaction temperature is 25 DEG C of mixing 10min, and ceramic fibre, metallic fiber and polyethylene fibre are added to instead
It answers in kettle, maintains to continues to mix 35min under above-mentioned reaction condition, obtain inorfil；
(2), by montmorillonite powder, low viscosity amino-contained resin Desmophen NH 1520, aminopropyltriethoxywerene werene and end
Amido nitrile rubber is added in reaction kettle, mixing speed 100r/min, and reaction temperature reacts 1.5h under the conditions of being 80 DEG C, is obtained
To montmorillonite；
(3), by gas phase SiO2, boric acid, maleic anhydride and nano-graphite be added in hydrothermal reaction kettle, maintenance system hydro-thermal
0.5~2h is reacted under the conditions of 135~160 DEG C of reaction temperature, after material is cooling, material through ethanol washing, drying, by product and
Formic acid is added in hydrothermal reaction kettle, 0.5~5h is reacted under the conditions of 118~155 DEG C of maintenance system hydrothermal temperature, to material
After cooling, product is freeze-dried through 4 DEG C of water washings, 10 DEG C of ethanol washings to get fumed silica is arrived；
(4), HDPE powder, montmorillonite, inorfil, calcium stearate and ammonium polyphosphate are added in high-speed mixer, with height
Fast mixing machine room temperature mixed at high speed 5min under the conditions of 25 DEG C, 800r/min, in the case where keeping high speed mixing conditions, by gas phase dioxy
SiClx is added in high-speed mixer with 0.2 mass parts/minute adding rate, after adding to material, is continuesd to mix
Product is transferred to 60 DEG C, the dry 30min of -0.09MPa vacuum drying oven by 10min, product after crushed, with extruder in temperature
172~219 DEG C of extrusion moldings to get arrive tension HDPE double-wall corrugated pipe.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109233064A (en) * | 2018-09-28 | 2019-01-18 | 杭州通宇实业有限公司 | A kind of composite polyethylene solid wall pipe and preparation method thereof |
| CN109265799A (en) * | 2018-09-03 | 2019-01-25 | 郑州德威机械设备有限公司 | A kind of polyethylene water-feeding pipes and preparation method thereof |
| CN109320859A (en) * | 2018-09-29 | 2019-02-12 | 周志阳 | A kind of stretch-proof polythene material and preparation method thereof |
| CN109401018A (en) * | 2018-11-05 | 2019-03-01 | 上海赢知信息科技有限公司 | A kind of high density polyethylene bellows and preparation method thereof |
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2019
- 2019-05-13 CN CN201910395616.6A patent/CN110041602A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109265799A (en) * | 2018-09-03 | 2019-01-25 | 郑州德威机械设备有限公司 | A kind of polyethylene water-feeding pipes and preparation method thereof |
| CN109233064A (en) * | 2018-09-28 | 2019-01-18 | 杭州通宇实业有限公司 | A kind of composite polyethylene solid wall pipe and preparation method thereof |
| CN109320859A (en) * | 2018-09-29 | 2019-02-12 | 周志阳 | A kind of stretch-proof polythene material and preparation method thereof |
| CN109401018A (en) * | 2018-11-05 | 2019-03-01 | 上海赢知信息科技有限公司 | A kind of high density polyethylene bellows and preparation method thereof |
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