CN112080056A - Preparation method of corrosion-resistant PE pipeline - Google Patents
Preparation method of corrosion-resistant PE pipeline Download PDFInfo
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- CN112080056A CN112080056A CN202010907832.7A CN202010907832A CN112080056A CN 112080056 A CN112080056 A CN 112080056A CN 202010907832 A CN202010907832 A CN 202010907832A CN 112080056 A CN112080056 A CN 112080056A
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- 238000005260 corrosion Methods 0.000 title claims abstract description 39
- 230000007797 corrosion Effects 0.000 title claims abstract description 31
- 238000002360 preparation method Methods 0.000 title abstract description 11
- 239000004698 Polyethylene Substances 0.000 claims abstract description 65
- -1 polyethylene Polymers 0.000 claims abstract description 52
- 229920000573 polyethylene Polymers 0.000 claims abstract description 36
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 18
- 238000004898 kneading Methods 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 11
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 9
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052982 molybdenum disulfide Inorganic materials 0.000 claims abstract description 9
- 230000003213 activating effect Effects 0.000 claims abstract description 7
- 150000004645 aluminates Chemical class 0.000 claims abstract description 7
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 239000000843 powder Substances 0.000 claims abstract description 7
- 238000003756 stirring Methods 0.000 claims abstract description 7
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 claims description 12
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 claims description 6
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 claims description 6
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 claims description 6
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 6
- 239000005642 Oleic acid Substances 0.000 claims description 6
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 claims description 6
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 claims description 6
- 125000000217 alkyl group Chemical group 0.000 claims description 6
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 150000002148 esters Chemical class 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 6
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 claims description 6
- 229920000609 methyl cellulose Polymers 0.000 claims description 6
- 239000001923 methylcellulose Substances 0.000 claims description 6
- 235000010981 methylcellulose Nutrition 0.000 claims description 6
- UIUXUFNYAYAMOE-UHFFFAOYSA-N methylsilane Chemical compound [SiH3]C UIUXUFNYAYAMOE-UHFFFAOYSA-N 0.000 claims description 6
- 239000011259 mixed solution Substances 0.000 claims description 6
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 claims description 6
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 6
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 6
- 235000010482 polyoxyethylene sorbitan monooleate Nutrition 0.000 claims description 6
- 229920000053 polysorbate 80 Polymers 0.000 claims description 6
- 239000011734 sodium Substances 0.000 claims description 6
- 229910052708 sodium Inorganic materials 0.000 claims description 6
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims description 6
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims description 6
- 235000019982 sodium hexametaphosphate Nutrition 0.000 claims description 6
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 claims description 6
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 claims description 6
- 238000005406 washing Methods 0.000 claims description 6
- 239000002270 dispersing agent Substances 0.000 claims description 4
- XFWJKVMFIVXPKK-UHFFFAOYSA-N calcium;oxido(oxo)alumane Chemical compound [Ca+2].[O-][Al]=O.[O-][Al]=O XFWJKVMFIVXPKK-UHFFFAOYSA-N 0.000 claims description 2
- 150000002191 fatty alcohols Chemical class 0.000 claims description 2
- 238000002203 pretreatment Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 3
- 238000000465 moulding Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 229920013716 polyethylene resin Polymers 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2289—Oxides; Hydroxides of metals of cobalt
-
- 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
-
- 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
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3009—Sulfides
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
A preparation method of an anti-corrosion PE pipeline comprises the following preparation steps: (1) adding calcium carbonate powder into a high-speed kneading machine, activating by using aluminate and then granulating; (2) adding polyethylene, CoO loaded on Pt, Sialon and molybdenum disulfide, and uniformly stirring at a high speed; (3) adding into a high-speed kneader, kneading at a rotation speed of 1500r/min for 5-10min, and discharging; (4) the material is sent to a double-screw extruder and extruded and molded at the processing temperature of 200-210 ℃ to prepare the anti-corrosion PE pipeline. The corrosion-resistant PE pipeline has good mechanical property and strong corrosion resistance, and is suitable for application of municipal pipeline materials.
Description
Technical Field
The invention belongs to the field of materials, and particularly relates to a preparation method of an anti-corrosion PE pipeline.
Background
With the wide application of polyethylene pipelines in water supply and drainage and gas pipe network construction in cities and towns in China, the polyethylene pipelines gradually become remarkable achievements in various fields of social production. Compared with the traditional steel and cement pipelines, the polyethylene pipeline has the characteristics of easy installation, good flexibility, excellent processing performance, environmental protection, safety and the like. However, if the polyethylene pipe is used as a chemical pipe, the corrosion resistance is still far from enough, and the polyethylene pipe can be discolored, cracked, embrittled or pulverized under the corrosion of chemicals, so that the mechanical property of the polyethylene pipe is lost.
The polyethylene pipeline in China is developed rapidly from the 80 s in the 20 th century, and the polyethylene pipeline is mainly focused on the optimization design of mechanical properties, the efficiency of a pipeline extrusion production line, the size of the extruded pipeline and the like at present. In the period, the novel polyethylene resin with high stress cracking resistance enters the market, the production process of high-efficiency pipeline extrusion is available, and the extrusion speed can reach more than one metric ton per hour. These developments play an important role in public areas such as plumbing, gas pipelines, and the like. As a drainage pipeline, the corrosion resistance of the current polyethylene pipeline is still poor, so that the improvement of the corrosion resistance has important significance for the cost and the prospect of the whole market.
Disclosure of Invention
The technical problem to be solved is as follows: the invention aims to provide an anti-corrosion PE pipeline and a preparation method thereof, and the prepared anti-corrosion PE pipeline has good mechanical property and anti-corrosion effect and is suitable for application of municipal pipeline materials.
The technical scheme is as follows: a corrosion resistant PE pipe comprises pretreated polyethylene, CoO loaded on Pt and Sialon.
Further, the thickness of the corrosion-resistant PE pipeline is 2-4 cm.
Further, the CoO size of the CoO supported on Pt is < 3.2 nm.
Further, the pretreatment method of the pretreated polyethylene comprises the following steps:
(1) washing polyethylene by adopting ethanol with the concentration of 90% to remove surface impurities;
(2) after drying, adding alkylphenol ethoxylates and water, and treating for 1-48h under the ultrasonic condition of 20-100kHz and the temperature of 30-60 ℃;
(3) adding a dispersing agent, and dispersing the mixed solution for 1-3min at the rotating speed of 500-.
Further, molybdenum disulfide, calcium carbonate and aluminate are included.
Further, the polyethylene: water: the mass ratio of the alkylphenol polyoxyethylene is 10:10-30: 10-13.
Further, the dispersing agent is one or more of fatty alcohol polyoxyethylene ether methylsilane, oleic acid polyoxyethylene ester, sodium carboxymethylcellulose, sodium alkyl diphenyl ether sulfonate, methylcellulose, tween-80 and sodium hexametaphosphate.
Further, the preparation method of the corrosion-resistant PE pipeline comprises the following steps:
(1) adding calcium carbonate powder into a high-speed kneading machine, activating by using aluminate and then granulating;
(2) adding polyethylene, CoO loaded on Pt, Sialon and molybdenum disulfide, and uniformly stirring at a high speed;
(3) adding into a high-speed kneader, kneading at a rotation speed of 1500r/min for 5-10min, and discharging;
(4) the material is sent to a double-screw extruder and extruded and molded at the processing temperature of 200-210 ℃ to prepare the anti-corrosion PE pipeline.
Has the advantages that:
1. the invention adopts CoO particles with the size of less than 3.2nm and coordinated unsaturated Co at the boundary+The dissociation of O occurs with the overall reconstruction, and the dissociated oxygen atoms are stabilized at the boundary and hardly penetrate into the interface between CoO and Pt, thereby slowing down the corrosion effect.
2. The corrosion-resistant PE pipeline provided by the invention has good mechanical property and strong corrosion resistance, and is suitable for application of municipal pipeline materials.
Detailed Description
Example 1
A preparation method of a corrosion-resistant PE pipeline comprises the following steps:
(1) washing polyethylene by adopting ethanol with the concentration of 90% to remove surface impurities;
(2) and (2) adding alkylphenol polyoxyethylene and water after drying, and treating for 1h under the ultrasonic condition of the temperature of 30 ℃ and 20kHz, wherein the weight ratio of polyethylene: water: the mass ratio of the alkylphenol polyoxyethylene is 10:10: 13;
(3) adding fatty alcohol-polyoxyethylene ether methylsilane, oleic acid polyoxyethylene ester, sodium carboxymethylcellulose, sodium alkyl diphenyl ether sulfonate, methylcellulose, tween-80 and sodium hexametaphosphate, and dispersing the mixed solution at the rotation speed of 500r/min for 1min to obtain pretreated polyethylene;
(4) adding calcium carbonate powder into a high-speed kneading machine, activating by using aluminate and then granulating;
(5) adding polyethylene, CoO loaded on Pt, Sialon and molybdenum disulfide, and uniformly stirring at a high speed;
(6) adding into a high-speed kneader, kneading at the rotating speed of 1500r/min for 5min, and discharging;
(7) and (3) feeding the materials into a double-screw extruder, and extruding and molding at the processing temperature of 200 ℃ to prepare the corrosion-resistant PE pipeline, wherein the thickness of the pipeline is 2 cm.
Example 2
A preparation method of a corrosion-resistant PE pipeline comprises the following steps:
(1) washing polyethylene by adopting ethanol with the concentration of 90% to remove surface impurities;
(2) and (2) adding alkylphenol polyoxyethylene and water after drying, and treating for 20 hours under the ultrasonic condition of the temperature of 45 ℃ and 60kHz, wherein the weight ratio of polyethylene: water: the mass ratio of the alkylphenol polyoxyethylene is 10:20: 11;
(3) adding fatty alcohol-polyoxyethylene ether methylsilane, oleic acid polyoxyethylene ester, sodium carboxymethylcellulose, sodium alkyl diphenyl ether sulfonate, methylcellulose, tween-80 and sodium hexametaphosphate, and dispersing the mixed solution at the rotation speed of 700r/min for 2min to obtain pretreated polyethylene;
(4) adding calcium carbonate powder into a high-speed kneading machine, activating by using aluminate and then granulating;
(5) adding polyethylene, CoO loaded on Pt, Sialon and molybdenum disulfide, and uniformly stirring at a high speed;
(6) adding into a high-speed kneader, kneading at the rotating speed of 1500r/min for 8min, and discharging;
(7) and (3) feeding the materials into a double-screw extruder, and extruding and molding at the processing temperature of 205 ℃ to prepare the corrosion-resistant PE pipeline, wherein the thickness of the pipeline is 3 cm.
Example 3
A preparation method of a corrosion-resistant PE pipeline comprises the following steps:
(1) washing polyethylene by adopting ethanol with the concentration of 90% to remove surface impurities;
(2) and (2) adding alkylphenol polyoxyethylene and water after drying, and treating for 35 hours under the ultrasonic condition of 50 ℃ and 80kHz, wherein the weight ratio of polyethylene: water: the mass ratio of the alkylphenol polyoxyethylene is 10:25: 12;
(3) adding fatty alcohol-polyoxyethylene ether methylsilane, oleic acid polyoxyethylene ester, sodium carboxymethylcellulose, sodium alkyl diphenyl ether sulfonate, methylcellulose, tween-80 and sodium hexametaphosphate, and dispersing the mixed solution at the rotation speed of 800r/min for 2min to obtain pretreated polyethylene;
(4) adding calcium carbonate powder into a high-speed kneading machine, activating by using aluminate and then granulating;
(5) adding polyethylene, CoO loaded on Pt, Sialon and molybdenum disulfide, and uniformly stirring at a high speed;
(6) adding into a high-speed kneader, kneading at the rotating speed of 1500r/min for 8min, and discharging;
(7) and (3) feeding the materials into a double-screw extruder, and extruding and molding at the processing temperature of 205 ℃ to prepare the corrosion-resistant PE pipeline, wherein the thickness of the pipeline is 3 cm.
Example 4
A preparation method of a corrosion-resistant PE pipeline comprises the following steps:
(1) washing polyethylene by adopting ethanol with the concentration of 90% to remove surface impurities;
(2) and (2) adding alkylphenol polyoxyethylene and water after drying, and treating for 48 hours at the temperature of 60 ℃ under the ultrasonic condition of 100kHz, wherein the weight ratio of polyethylene: water: the mass ratio of the alkylphenol polyoxyethylene is 10:30: 10;
(3) adding fatty alcohol-polyoxyethylene ether methylsilane, oleic acid polyoxyethylene ester, sodium carboxymethylcellulose, sodium alkyl diphenyl ether sulfonate, methylcellulose, tween-80 and sodium hexametaphosphate, and dispersing the mixed solution at the rotation speed of 1000r/min for 3min to obtain pretreated polyethylene;
(4) adding calcium carbonate powder into a high-speed kneading machine, activating by using aluminate and then granulating;
(5) adding polyethylene, CoO loaded on Pt, Sialon and molybdenum disulfide, and uniformly stirring at a high speed;
(6) adding the mixture into a high-speed kneader, kneading the mixture for 10min at the rotating speed of 1500r/min, and discharging the mixture;
(7) and (3) feeding the materials into a double-screw extruder, and extruding and molding at the processing temperature of 210 ℃ to prepare the corrosion-resistant PE pipeline, wherein the thickness of the pipeline is 4 cm.
The tensile strength was measured using GB/T1447-.
The impact strength was measured in GB/T1451-2005.
The corrosion resistance is measured by adopting the standard GB/T11547-. The results are shown in Table 1.
TABLE 1
Claims (8)
1. A corrosion resistant PE pipe, characterized by: including pretreated polyethylene, CoO supported on Pt, and Sialon.
2. A corrosion resistant PE pipe according to claim 1, wherein: the thickness of the corrosion-resistant PE pipeline is 2-4 cm.
3. A corrosion resistant PE pipe according to claim 1, wherein: the CoO size of the CoO supported on Pt is less than 3.2 nm.
4. A corrosion resistant PE pipe according to claim 1, wherein: the pretreatment method of the pretreated polyethylene comprises the following steps:
(1) washing polyethylene by adopting ethanol with the concentration of 90% to remove surface impurities;
(2) after drying, adding alkylphenol ethoxylates and water, and treating for 1-48h under the ultrasonic condition of 20-100kHz and the temperature of 30-60 ℃;
(3) adding a dispersing agent, and dispersing the mixed solution for 1-3min at the rotating speed of 500-.
5. A corrosion resistant PE pipe according to claim 1, wherein: also comprises molybdenum disulfide, calcium carbonate and aluminate.
6. A corrosion resistant PE pipe according to claim 4, wherein: the polyethylene: water: the mass ratio of the alkylphenol polyoxyethylene is 10:10-30: 10-13.
7. A corrosion resistant PE pipe according to claim 4, wherein: the dispersing agent is one or more of fatty alcohol polyoxyethylene ether methyl silane, oleic acid polyoxyethylene ester, sodium carboxymethyl cellulose, sodium alkyl diphenyl ether sulfonate, methyl cellulose, tween-80 and sodium hexametaphosphate.
8. The method of claim 5, wherein the method comprises the steps of: the method comprises the following steps:
(1) adding calcium carbonate powder into a high-speed kneading machine, activating by using aluminate and then granulating;
(2) adding polyethylene, CoO loaded on Pt, Sialon and molybdenum disulfide, and uniformly stirring at a high speed;
(3) adding into a high-speed kneader, kneading at a rotation speed of 1500r/min for 5-10min, and discharging;
(4) the material is sent to a double-screw extruder and extruded and molded at the processing temperature of 200-210 ℃ to prepare the anti-corrosion PE pipeline.
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CN101585941A (en) * | 2008-05-23 | 2009-11-25 | 乐少兵 | Ultra-high molecular weight polyethylene product |
CN102875885A (en) * | 2012-10-18 | 2013-01-16 | 合肥安诺新型建材有限公司 | PE-RT (polyethylene of raised temperature resistance) floor heating pipe material and preparation method thereof |
CN103881182A (en) * | 2012-12-20 | 2014-06-25 | 青岛欣展塑胶有限公司 | Flame-retardant antistatic master batch used for polyethylene tubes, and its preparation method |
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2020
- 2020-09-02 CN CN202010907832.7A patent/CN112080056A/en active Pending
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---|---|---|---|---|
CN101585941A (en) * | 2008-05-23 | 2009-11-25 | 乐少兵 | Ultra-high molecular weight polyethylene product |
CN102875885A (en) * | 2012-10-18 | 2013-01-16 | 合肥安诺新型建材有限公司 | PE-RT (polyethylene of raised temperature resistance) floor heating pipe material and preparation method thereof |
CN103881182A (en) * | 2012-12-20 | 2014-06-25 | 青岛欣展塑胶有限公司 | Flame-retardant antistatic master batch used for polyethylene tubes, and its preparation method |
CN105131385A (en) * | 2015-07-29 | 2015-12-09 | 天津金发新材料有限公司 | High-oxygen barrier property high-strength polyolefin heat conduction pipe and preparation method thereof |
CN106498791A (en) * | 2016-10-21 | 2017-03-15 | 江南大学 | A kind of pretreatment process for dispersing of superhigh molecular weight polyethylene fibers |
CN111117041A (en) * | 2020-01-15 | 2020-05-08 | 江苏新奥碳纳米材料应用技术研究院有限公司 | Graphene modified oxygen-resistant polyethylene master batch and preparation method and application thereof |
Non-Patent Citations (1)
Title |
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"纳米粒子氧化机理新发现为发展抗腐蚀材料"另辟蹊径"", 《表面工程与再制造》 * |
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Application publication date: 20201215 |