CN119132754B - A method for manufacturing a special tensile drag cable - Google Patents
A method for manufacturing a special tensile drag cable Download PDFInfo
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- CN119132754B CN119132754B CN202411296569.7A CN202411296569A CN119132754B CN 119132754 B CN119132754 B CN 119132754B CN 202411296569 A CN202411296569 A CN 202411296569A CN 119132754 B CN119132754 B CN 119132754B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 6
- 230000002787 reinforcement Effects 0.000 claims abstract description 3
- 238000003756 stirring Methods 0.000 claims description 105
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 59
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 57
- 239000004917 carbon fiber Substances 0.000 claims description 57
- 238000006243 chemical reaction Methods 0.000 claims description 48
- 239000007795 chemical reaction product Substances 0.000 claims description 46
- 239000012065 filter cake Substances 0.000 claims description 39
- 238000001035 drying Methods 0.000 claims description 34
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 30
- 238000001816 cooling Methods 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 229920002492 poly(sulfone) Polymers 0.000 claims description 29
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims description 28
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 27
- 238000005406 washing Methods 0.000 claims description 24
- 238000001914 filtration Methods 0.000 claims description 21
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 claims description 21
- YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical compound C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 claims description 19
- 239000005062 Polybutadiene Substances 0.000 claims description 19
- 230000003712 anti-aging effect Effects 0.000 claims description 19
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 claims description 19
- 235000013539 calcium stearate Nutrition 0.000 claims description 19
- 239000008116 calcium stearate Substances 0.000 claims description 19
- 239000003795 chemical substances by application Substances 0.000 claims description 19
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 19
- 229920001684 low density polyethylene Polymers 0.000 claims description 19
- 239000004702 low-density polyethylene Substances 0.000 claims description 19
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 claims description 19
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 19
- 229920002857 polybutadiene Polymers 0.000 claims description 19
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 17
- 239000012779 reinforcing material Substances 0.000 claims description 17
- 238000000967 suction filtration Methods 0.000 claims description 17
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 15
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 14
- 239000008367 deionised water Substances 0.000 claims description 14
- 229910021641 deionized water Inorganic materials 0.000 claims description 14
- 229910000027 potassium carbonate Inorganic materials 0.000 claims description 14
- 230000001376 precipitating effect Effects 0.000 claims description 13
- NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 239000000706 filtrate Substances 0.000 claims description 10
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 claims description 10
- YETXOTPYXAYEMI-UHFFFAOYSA-N 1-[1,1,1,3,3,3-hexafluoro-2-(3-nitrophenyl)propan-2-yl]-3-nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC(C(C=2C=C(C=CC=2)[N+]([O-])=O)(C(F)(F)F)C(F)(F)F)=C1 YETXOTPYXAYEMI-UHFFFAOYSA-N 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 9
- 238000005303 weighing Methods 0.000 claims description 9
- YUMNZEWYPUBSQA-UHFFFAOYSA-N 1-(chloromethoxy)octane Chemical compound CCCCCCCCOCCl YUMNZEWYPUBSQA-UHFFFAOYSA-N 0.000 claims description 8
- KSCAZPYHLGGNPZ-UHFFFAOYSA-N 3-chloropropyl(triethoxy)silane Chemical compound CCO[Si](OCC)(OCC)CCCCl KSCAZPYHLGGNPZ-UHFFFAOYSA-N 0.000 claims description 8
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 8
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 7
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 7
- 229910021627 Tin(IV) chloride Inorganic materials 0.000 claims description 7
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 7
- UKVIEHSSVKSQBA-UHFFFAOYSA-N methane;palladium Chemical compound C.[Pd] UKVIEHSSVKSQBA-UHFFFAOYSA-N 0.000 claims description 7
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 7
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 7
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 7
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 claims description 7
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 6
- 238000001704 evaporation Methods 0.000 claims description 5
- 239000005457 ice water Substances 0.000 claims description 5
- 239000002244 precipitate Substances 0.000 claims 1
- 238000003828 vacuum filtration Methods 0.000 claims 1
- 238000005452 bending Methods 0.000 abstract description 4
- 239000004020 conductor Substances 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 abstract 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 48
- 238000001291 vacuum drying Methods 0.000 description 28
- 229910052757 nitrogen Inorganic materials 0.000 description 24
- 238000010438 heat treatment Methods 0.000 description 22
- 239000012153 distilled water Substances 0.000 description 16
- 238000010992 reflux Methods 0.000 description 16
- 230000000052 comparative effect Effects 0.000 description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 229920003280 Udel® PSU Polymers 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 description 3
- 125000003277 amino group Chemical group 0.000 description 2
- 239000005543 nano-size silicon particle Substances 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- -1 carbon fiber modified carbon fiber Chemical class 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 125000004218 chloromethyl group Chemical group [H]C([H])(Cl)* 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 125000005373 siloxane group Chemical group [SiH2](O*)* 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- QQQSFSZALRVCSZ-UHFFFAOYSA-N triethoxysilane Chemical compound CCO[SiH](OCC)OCC QQQSFSZALRVCSZ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
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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)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Organic Insulating Materials (AREA)
Abstract
本发明涉及特种电缆领域，具体涉及一种特种抗拉拖拽电缆的制造方法，用于解决现有的电缆面临高强度拖拽、频繁弯曲以及恶劣气候条件时，往往容易出现外皮破损、内部导线断裂的现象，导致电缆失效甚至引发安全事故的问题；该制造方法通过向抗拉电缆外套中添加抗拉增强料能够有效的提升特种抗拉拖拽电缆的抗拉性能和耐磨性能，能够承受高强度拖拽和频繁弯曲，能够在恶劣的气候条件下长期稳定运行，显著提高了电缆的使用寿命和安全性，降低了维护成本。The present invention relates to the field of special cables, and in particular to a method for manufacturing a special tensile dragging cable, which is used to solve the problem that the existing cables are prone to outer sheath damage and internal conductor breakage when facing high-intensity dragging, frequent bending and severe weather conditions, resulting in cable failure and even safety accidents. The manufacturing method can effectively improve the tensile performance and wear resistance of the special tensile dragging cable by adding tensile reinforcement material to the tensile cable jacket, can withstand high-intensity dragging and frequent bending, can operate stably for a long time under severe weather conditions, significantly improves the service life and safety of the cable, and reduces maintenance costs.
Description
Technical Field
The invention relates to the field of special cables, in particular to a manufacturing method of a special tensile drag cable.
Background
In modern society, with rapid development of technology and continuous increase of energy demand, cables are also continuously evolving as important carriers for power and signal transmission. With the continuous development of modern industry, the performance requirements on cables are higher and higher. Particularly in special environments, such as the fields of ocean engineering, mining exploitation, large-scale mechanical equipment and the like, cables are required to have excellent tensile and dragging properties so as to ensure reliable operation under severe conditions. However, the traditional cable jacket material often has the defects of insufficient mechanical property and poor wear resistance, is difficult to meet the requirements under complex working environments, and especially has the phenomena of skin breakage and internal wire breakage when facing high-strength dragging, frequent bending and severe weather conditions, so that the cable is failed and even safety accidents are caused. Therefore, the development of a manufacturing method of the special tensile drag cable has important significance.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide a manufacturing method of a special tensile dragging cable, which solves the problems that the existing cable is easy to appear phenomena of sheath breakage and internal wire breakage when being subjected to high-strength dragging, frequent bending and severe weather conditions, and causes cable failure and even safety accidents.
The aim of the invention can be achieved by the following technical scheme:
the manufacturing method of the special tensile drag cable comprises the following steps:
Weighing 70-80 parts of low-density polyethylene, 25-35 parts of ethylene-vinyl acetate copolymer, 20-26 parts of butadiene rubber, 3-13 parts of tensile reinforcing material, 2-4 parts of calcium stearate, 1-3 parts of phthalate, 0.5-1.5 parts of anti-aging agent TMQ and 0.3-0.5 part of accelerator M according to parts by weight for standby;
And secondly, adding the low-density polyethylene, the ethylene-vinyl acetate copolymer, the butadiene rubber, the tensile reinforcing material, the calcium stearate, the phthalate, the anti-aging agent TMQ and the accelerator M into a mixer, uniformly mixing, and then adding into an extruder to be melt extruded outside the copper wire core to form a tensile cable jacket, thereby obtaining the special tensile drag cable.
According to a further scheme, the tensile reinforcement is prepared by the following steps:
Adding polysulfone and methylene dichloride into a three-neck flask with a stirrer and a thermometer, stirring and reacting for 1-1.5h at the temperature of 25-30 ℃ and the stirring rate of 300-400r/min, then adding chloromethyl octyl ether and tin tetrachloride, continuously stirring and reacting for 15-20min, then heating to 35-40 ℃ and continuously stirring and reacting for 2-3h, cooling the reaction product to room temperature after the reaction is finished, then adding the reaction product into absolute ethyl alcohol, standing and precipitating, then vacuum filtering, placing a filter cake into a vacuum drying box, and drying for 8-10h at the temperature of 60-65 ℃ to obtain an intermediate 1;
Step A2, adding 2, 2-bis (3-nitrophenyl) hexafluoropropane, 10% palladium carbon and absolute ethyl alcohol into a four-mouth flask provided with a stirrer, a thermometer, an air duct, a constant pressure dropping funnel and a reflux condenser, introducing nitrogen for protection, stirring and reacting for 20-30min under the condition that the temperature is 25-30 ℃ and the stirring rate is 300-400r/min, then adding hydrazine hydrate solution dropwise while stirring, controlling the dropping rate to be 1-2 drops/s, continuously stirring and reacting for 4-6h under the condition that the temperature is raised to reflux after the dripping is finished, filtering the reaction product while hot, adding the filtrate into ice water, precipitating, vacuum suction filtering, washing the filter cake with distilled water for 3-5 times, and then placing the filter cake in a vacuum drying box, and drying for 4-5h under the condition that the temperature is 60-65 ℃ to obtain an intermediate 2;
Step A3, adding the intermediate 1, the intermediate 2, anhydrous potassium carbonate and N-methyl pyrrolidone into a three-neck flask provided with a stirrer, a thermometer and an air duct, introducing nitrogen for protection, stirring and reacting for 15-20min under the conditions of 25-30 ℃ and 300-400r/min of stirring rate, then continuously stirring and reacting for 8-10h under the conditions of heating to 130-135 ℃, cooling the reaction product to room temperature after the reaction is finished, then adding the reaction product into ethyl acetate, precipitating, vacuum filtering, washing a filter cake with distilled water for 3-5 times, and then placing the filter cake in a vacuum drying box, and drying for 8-10h under the conditions of 60-65 ℃ to obtain the intermediate 3;
Step A4, adding an intermediate 3, (3-chloropropyl) triethoxysilane, anhydrous potassium carbonate, potassium iodide and N-methylpyrrolidone into a three-neck flask provided with a stirrer, a thermometer and a nitrogen inlet pipe, introducing nitrogen for protection, stirring and reacting for 10-15min under the conditions of the temperature of-5-0 ℃ and the stirring speed of 300-400r/min, heating to 80-85 ℃ for reacting for 8-12h, cooling the reaction product to room temperature after the reaction, carrying out vacuum suction filtration, rotationally evaporating the filtrate to remove the solvent, washing with absolute ethyl alcohol for 3-5 times, and then placing in a vacuum drying oven, and drying for 8-10h under the conditions of the temperature of 60-65 ℃ to obtain modified polysulfone;
And step A5, adding modified polysulfone, N-dimethylacetamide and anhydrous acetone into a three-neck flask provided with a stirrer, a thermometer and a nitrogen inlet pipe, introducing nitrogen for protection, stirring and reacting for 1-2h under the conditions of the temperature of 45-50 ℃ and the stirring speed of 300-400r/min, adding coated carbon fiber and deionized water for continuously stirring and reacting for 3-4h, cooling the reaction product to room temperature after the reaction, carrying out vacuum suction filtration, placing a filter cake into a vacuum drying box, and drying for 3-5h under the conditions of the temperature of 80-85 ℃ to obtain the tensile reinforcing material.
The invention further provides a scheme that the dosage ratio of the polysulfone, the dichloromethane, the chloromethyl octyl ether and the stannic chloride in the step A1 is 10g:120-130mL:30-35mL:4.5-5.5g, and the model of the polysulfone is Udel PSU P-3500LCD.
According to the invention, the dosage ratio of the 2, 2-bis (3-nitrophenyl) hexafluoropropane, 10% palladium carbon, absolute ethyl alcohol and hydrazine hydrate solution in the step A2 is 10mmol:4.2-5.6g:100-120mL:30-40g, and the mass fraction of the hydrazine hydrate solution is 80%.
As a further scheme of the invention, the dosage ratio of the intermediate 1, the intermediate 2, the anhydrous potassium carbonate and the N-methyl pyrrolidone in the step A3 is 1g:25-30mL:30-35mmol:25-30mmol.
As a further scheme of the invention, the dosage ratio of the intermediate 3, (3-chloropropyl) triethoxysilane, anhydrous potassium carbonate, potassium iodide and anhydrous toluene in the step A4 is 1g:25-30mmol:30-35mmol:1-2mmol:50-60mL
According to a further scheme of the invention, the dosage ratio of the modified polysulfone, the N, N-dimethylacetamide, the anhydrous acetone, the coated carbon fiber and the deionized water in the step A5 is 2.5-7.5g:85-90mL:10-12mL:5g:10-15mL.
As a further scheme of the invention, the coated carbon fiber is prepared by the following steps:
Adding carbon fiber and anhydrous acetone into a three-neck flask provided with a stirrer, a thermometer and a reflux condenser, stirring and reacting for 20-30min under the conditions of 25-30 ℃ and stirring speed of 300-400r/min, heating to reflux and continuously stirring and reacting for 20-30h, cooling a reaction product to room temperature after the reaction is finished, vacuum filtering, washing a filter cake with anhydrous ethanol and distilled water for 3-5 times sequentially, then placing the filter cake in a vacuum drying oven, and drying for 4-5h under the conditions of 60-65 ℃ to obtain clean carbon fiber;
adding tetraethoxysilane, deionized water and absolute ethyl alcohol into a three-neck flask with a stirrer and a thermometer, stirring and reacting for 20-30min at the temperature of 25-30 ℃ and the stirring speed of 300-400r/min, adjusting the pH value to 1-2 by using a hydrochloric acid solution, adding polyvinylpyrrolidone, cleaning carbon fiber and heating to 45-50 ℃ for continuous stirring and reacting for 15-20min, adjusting the pH value to 5-6 by using an ammonia water solution, continuing stirring and reacting for 20-30h, cooling the reaction product to room temperature after the reaction is finished, performing vacuum suction filtration, washing a filter cake with distilled water for 3-5 times, and then placing in a vacuum drying box, and drying for 10-15h at the temperature of 60-65 ℃ to obtain the coated carbon fiber.
The method is characterized in that the dosage ratio of the carbon fiber to the anhydrous acetone in the step B1 is 2g:25-30mL, and the carbon fiber is T700SC-12K carbon fiber.
According to the invention, the dosage ratio of the ethyl orthosilicate, deionized water, absolute ethyl alcohol, polyvinylpyrrolidone and clean carbon fiber in the step B2 is 20-25mL:15-25mL:80-90mL:0.5-1.5g:2g, the mass fraction of the hydrochloric acid solution is 20-25%, and the molar concentration of the ammonia water solution is 1mol/L.
The invention has the beneficial effects that:
The manufacturing method of the special tensile drag cable comprises the steps of adding low-density polyethylene, ethylene-vinyl acetate copolymer, butadiene rubber, a tensile reinforcing material, calcium stearate, phthalate, an anti-aging agent TMQ and an accelerator M into a mixer to be mixed uniformly, then adding the mixture into an extruder to be melt extruded outside a copper wire core to form a tensile cable jacket, and obtaining the special tensile drag cable.
In the process of preparing the special tensile drag cable, firstly preparing a tensile reinforcing material, removing impurities on the surface of a carbon fiber by using anhydrous acetone to obtain a clean carbon fiber, then using tetraethoxysilane as a raw material, loading nano silicon dioxide on the surface of the clean carbon fiber by using a sol-gel method to obtain a coated carbon fiber, then using polysulfone and chloromethyl octyl ether to react, introducing chloromethyl on benzene rings in the molecular structure of the polysulfone to obtain an intermediate 1, then using 2, 2-bis (3-nitrophenyl) hexafluoropropane and hydrazine hydrate to react, reducing nitro groups on the 2, 2-bis (3-nitrophenyl) hexafluoropropane to amino groups to obtain an intermediate 2, then using the intermediate 1 and the intermediate 2 to react, introducing amino groups and trifluoromethyl groups to obtain an intermediate 3, then using the intermediate 3, (3-chloropropyl) triethoxysilane to react, introducing a large number of siloxane groups to react with chlorine atoms on the triethoxysilane, finally using the polysulfone to modify the polysulfone to obtain modified carbon fiber, and finally using the modified polysulfone to carry out the modified carbon fiber to form a coated carbon fiber modified carbon fiber, and coating the modified carbon fiber to form a coated carbon fiber; the carbon fiber has the advantages of high tensile strength, light weight, high rigidity and good heat resistance, when the carbon fiber is added into the tensile cable jacket, the carbon fiber can effectively disperse and bear most of stress when external force acts on the cable, thereby obviously improving the tensile strength of the cable, the nano silicon dioxide is loaded on the carbon fiber, so that the roughness of the surface of the carbon fiber is obviously increased, the wettability and the adsorption capacity between the carbon fiber and a matrix are increased, the binding force is enhanced, the hardness and the wear resistance of the carbon fiber are greatly improved, meanwhile, the number of active functional groups on the surface of the carbon fiber is increased, the coated carbon fiber is conveniently grafted by modified polysulfone, the interfacial compatibility between the coated carbon fiber and a tensile cable jacket is greatly improved after the modified polysulfone is grafted, a large amount of benzene rings, sulfonyl groups and trifluoromethyl groups are introduced, the brittleness of the carbon fiber is reduced, the mechanical property and the environmental stability of the carbon fiber are greatly improved, the overall toughness and the shock resistance of the tensile cable jacket are enhanced, the cable can be better resisted when being impacted and vibrated to be dragged, the cable is not easily damaged, the lubricating property is improved due to the presence of trifluoromethyl groups, the wear resistance of the cable is improved, and the overall performance of the cable is enhanced.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
the embodiment is a manufacturing method of a special tensile drag cable, comprising the following steps:
Step S1, adding 2g of T700SC-12K carbon fiber and 25mL of anhydrous acetone into a three-neck flask provided with a stirrer, a thermometer and a reflux condenser, stirring and reacting for 20min under the condition of 25 ℃ and 300r/min of stirring rate, heating to reflux and continuously stirring and reacting for 20h, cooling a reaction product to room temperature after the reaction is finished, vacuum-filtering, washing a filter cake with anhydrous ethanol and distilled water for 3 times in sequence, and then placing the filter cake in a vacuum drying oven, and drying for 4h under the condition of 60 ℃ to obtain clean carbon fiber;
Step S2, adding 20mL of tetraethoxysilane, 15mL of deionized water and 80mL of absolute ethyl alcohol into a three-neck flask provided with a stirrer and a thermometer, stirring and reacting for 20min under the conditions of 25 ℃ and stirring speed of 300r/min, adjusting the pH to 2 by using a hydrochloric acid solution with mass fraction of 20%, adding 0.5g of polyvinylpyrrolidone and 2g of clean carbon fiber, heating to 45 ℃ and continuing stirring and reacting for 15min, adjusting the pH to 5 by using an ammonia water solution with molar concentration of 1mol/L, continuing stirring and reacting for 20h, cooling the reaction product to room temperature after the reaction is finished, vacuum filtering, washing a filter cake for 3 times by using distilled water, and then placing in a vacuum drying oven and drying for 10h under the conditions of 60 ℃ to obtain coated carbon fiber;
Step 3, adding 10g of polysulfone with the model of Udel PSU P-3500LCD and 120mL of methylene dichloride into a three-neck flask with a stirrer and a thermometer, stirring and reacting for 1h at the temperature of 25 ℃ and the stirring speed of 300r/min, adding 30mL of chloromethyl octyl ether and 4.5g of stannic chloride, continuously stirring and reacting for 15min, heating to 35 ℃ and continuously stirring and reacting for 2h, cooling the reaction product to room temperature after the reaction is finished, adding into absolute ethyl alcohol, standing and precipitating, vacuum filtering, placing a filter cake into a vacuum drying box, and drying for 8h at the temperature of 60 ℃ to obtain an intermediate 1;
Step S4, 10mmol of 2, 2-bis (3-nitrophenyl) hexafluoropropane, 4.2g of 10% palladium carbon and 100mL of absolute ethyl alcohol are added into a four-mouth flask provided with a stirrer, a thermometer, an air duct, a constant pressure dropping funnel and a reflux condenser, nitrogen is introduced for protection, 30g of hydrazine hydrate solution with the mass fraction of 80% is added dropwise while stirring for reaction for 20min under the condition that the temperature is 25 ℃ and the stirring rate is 300r/min, the dripping rate is controlled to be 1 drop/S, the temperature is raised to the reflux condition after the dripping is finished, the stirring reaction is continued for 4h, the reaction product is filtered while the reaction product is hot, the filtrate is added into ice water, precipitation is separated out, vacuum suction filtration is carried out, the filter cake is washed 3 times by distilled water, and then the filter cake is placed into a vacuum drying box and dried for 4h under the condition that the temperature is 60 ℃ to obtain an intermediate 2;
Step S5, adding 1g of an intermediate 1, 25mL of intermediate 2, 30mmol of anhydrous potassium carbonate and 25 mmolN-methyl pyrrolidone into a three-neck flask provided with a stirrer, a thermometer and an air duct, introducing nitrogen for protection, stirring and reacting for 15min at the temperature of 25 ℃ and the stirring rate of 300r/min, then heating to the temperature of 130 ℃ for continuously stirring and reacting for 8h, cooling the reaction product to room temperature after the reaction is finished, then adding the reaction product into ethyl acetate, precipitating, vacuum filtering, washing a filter cake with distilled water for 3 times, then placing in a vacuum drying box, and drying for 8h at the temperature of 60 ℃ to obtain an intermediate 3;
Step S6, adding 1g of intermediate 3, 25mmol (3-chloropropyl) triethoxysilane, 30mmol of anhydrous potassium carbonate, 1mmol of potassium iodide and 50 mLN-methylpyrrolidone into a three-neck flask provided with a stirrer, a thermometer and a nitrogen inlet pipe, introducing nitrogen for protection, stirring and reacting for 10min under the conditions of-5 ℃ and stirring speed of 300r/min, heating to 80 ℃ for 8h, cooling the reaction product to room temperature after the reaction, performing vacuum suction filtration, rotationally evaporating the filtrate to remove the solvent, washing 3 times with absolute ethyl alcohol, and then placing in a vacuum drying box for drying for 8h under the conditions of 60 ℃ to obtain modified polysulfone;
Step S7, adding 2.5g of modified polysulfone, 85mLN, N-dimethylacetamide and 10mL of anhydrous acetone into a three-neck flask provided with a stirrer, a thermometer and a nitrogen inlet pipe, introducing nitrogen for protection, stirring and reacting for 1h under the conditions of the temperature of 45 ℃ and the stirring speed of 300r/min, then adding 5g of coated carbon fiber and 10mL of deionized water for continuously stirring and reacting for 3h, cooling the reaction product to room temperature after the reaction is finished, then carrying out vacuum suction filtration, placing a filter cake in a vacuum drying oven, and drying for 3h under the conditions of the temperature of 80 ℃ to obtain a tensile reinforcing material;
Step S8, weighing 70 parts of low-density polyethylene, 25 parts of ethylene-vinyl acetate copolymer, 20 parts of butadiene rubber, 3 parts of tensile reinforcing material, 2 parts of calcium stearate, 1 part of phthalate, 0.5 part of anti-aging agent TMQ and 0.3 part of accelerator M according to parts by weight for standby;
and S9, adding the low-density polyethylene, the ethylene-vinyl acetate copolymer, the butadiene rubber, the tensile reinforcing material, the calcium stearate, the phthalate, the anti-aging agent TMQ and the accelerator M into a mixer, uniformly mixing, and then adding into an extruder to be melt extruded outside the copper wire core to form a tensile cable jacket, thereby obtaining the special tensile dragging cable.
Example 2:
the embodiment is a manufacturing method of a special tensile drag cable, comprising the following steps:
Step S1, adding 2g of T700SC-12K carbon fiber and 28mL of anhydrous acetone into a three-neck flask provided with a stirrer, a thermometer and a reflux condenser, stirring and reacting for 25min under the condition that the temperature is 28 ℃ and the stirring speed is 350r/min, heating to reflux, continuing stirring and reacting for 25h, cooling a reaction product to room temperature after the reaction is finished, performing vacuum suction filtration, washing a filter cake with anhydrous ethanol and distilled water for 4 times in sequence, placing the filter cake in a vacuum drying oven, and drying for 4.5h under the condition that the temperature is 62 ℃ to obtain clean carbon fiber;
Step S2, adding 22mL of tetraethoxysilane, 20mL of deionized water and 85mL of absolute ethyl alcohol into a three-neck flask provided with a stirrer and a thermometer, stirring and reacting for 25min at the temperature of 28 ℃ and the stirring speed of 350r/min, adjusting the pH value to 1.5 by using a hydrochloric acid solution with the mass fraction of 22%, adding 1g of polyvinylpyrrolidone and 2g of clean carbon fiber, heating to 48 ℃ and continuously stirring and reacting for 18min, adjusting the pH value to 5.5 by using an ammonia water solution with the molar concentration of 1mol/L, continuously stirring and reacting for 25h, cooling the reaction product to room temperature after the reaction is finished, vacuum filtering, washing a filter cake by distilled water for 4 times, and then placing in a vacuum drying box and drying for 12h at the temperature of 62 ℃ to obtain coated carbon fiber;
Step 3, adding 10g of polysulfone with the model of Udel PSU P-3500LCD and 125mL of methylene dichloride into a three-neck flask with a stirrer and a thermometer, stirring and reacting for 1h at the temperature of 28 ℃ and the stirring speed of 350r/min, adding 32mL of chloromethyl octyl ether and 5g of stannic chloride, continuously stirring and reacting for 18min, heating to 38 ℃ and continuously stirring and reacting for 2.5h, cooling the reaction product to room temperature after the reaction is finished, adding into absolute ethyl alcohol, standing and precipitating, vacuum filtering, placing a filter cake into a vacuum drying box, and drying for 9h at the temperature of 62 ℃ to obtain an intermediate 1;
Step S4, adding 10 mmole of 2, 2-bis (3-nitrophenyl) hexafluoropropane, 4.9g of 10% palladium carbon and 110mL of absolute ethyl alcohol into a four-mouth flask provided with a stirrer, a thermometer, an air duct, a constant pressure dropping funnel and a reflux condenser, introducing nitrogen for protection, stirring and reacting for 25min under the condition that the temperature is 28 ℃ and the stirring rate is 350r/min, then dropwise adding 35g of hydrazine hydrate solution with the mass fraction of 80% while stirring, controlling the dripping rate to be 1 drop/S, heating to reflux after the dripping is finished, continuing stirring and reacting for 5h, filtering the reaction product while the reaction product is hot, adding the filtrate into ice water, precipitating, vacuum suction filtering, washing the filter cake with distilled water for 4 times, then placing the filter cake into a vacuum drying box, and drying for 4.5h under the condition that the temperature is 62 ℃ to obtain an intermediate 2;
Step S5, adding 1g of intermediate 1, 28mL of intermediate 2, 32mmol of anhydrous potassium carbonate and 28 mmolN-methyl pyrrolidone into a three-neck flask provided with a stirrer, a thermometer and an air duct, introducing nitrogen for protection, stirring at the temperature of 28 ℃ and the stirring rate of 350r/min for reaction for 18min, then heating to the temperature of 132 ℃ for continuous stirring for reaction for 9h, cooling the reaction product to room temperature after the reaction is finished, then adding the reaction product into ethyl acetate, precipitating, vacuum filtering, washing a filter cake with distilled water for 4 times, then placing in a vacuum drying box, and drying at the temperature of 62 ℃ for 9h to obtain an intermediate 3;
Step S6, adding 1g of intermediate 3, 28mmol (3-chloropropyl) triethoxysilane, 32mmol of anhydrous potassium carbonate, 1.5mmol of potassium iodide and 55 mLN-methylpyrrolidone into a three-neck flask provided with a stirrer, a thermometer and a nitrogen inlet pipe, introducing nitrogen for protection, stirring and reacting for 12min under the conditions of-3 ℃ and stirring speed of 350r/min, heating to 82 ℃ and continuing stirring and reacting for 10h, cooling the reaction product to room temperature after the reaction, vacuum filtering, rotationally evaporating the filtrate to remove the solvent, washing with absolute ethyl alcohol for 4 times, and then placing in a vacuum drying box, and drying for 9h under the conditions of 62 ℃ to obtain modified polysulfone;
step S7, adding 5g of modified polysulfone, 88mLN, N-dimethylacetamide and 11mL of anhydrous acetone into a three-neck flask provided with a stirrer, a thermometer and a nitrogen inlet pipe, introducing nitrogen for protection, stirring and reacting for 1.5h under the conditions of 48 ℃ and stirring speed of 350r/min, then adding 5g of coated carbon fiber and 12mL of deionized water for continuously stirring and reacting for 3.5h, cooling the reaction product to room temperature after the reaction is finished, then carrying out vacuum suction filtration, placing a filter cake in a vacuum drying oven, and drying for 4h under the conditions of 82 ℃ to obtain a tensile strength enhancing material;
Step S8, weighing 75 parts of low-density polyethylene, 30 parts of ethylene-vinyl acetate copolymer, 23 parts of butadiene rubber, 8 parts of tensile reinforcing material, 3 parts of calcium stearate, 2 parts of phthalate, 1 part of anti-aging agent TMQ and 0.4 part of accelerator M according to parts by weight for later use;
and S9, adding the low-density polyethylene, the ethylene-vinyl acetate copolymer, the butadiene rubber, the tensile reinforcing material, the calcium stearate, the phthalate, the anti-aging agent TMQ and the accelerator M into a mixer, uniformly mixing, and then adding into an extruder to be melt extruded outside the copper wire core to form a tensile cable jacket, thereby obtaining the special tensile dragging cable.
Example 3:
the embodiment is a manufacturing method of a special tensile drag cable, comprising the following steps:
Step S1, adding 2g of T700SC-12K carbon fiber and 30mL of anhydrous acetone into a three-neck flask provided with a stirrer, a thermometer and a reflux condenser, stirring and reacting for 30min under the condition of 30 ℃ and 400r/min of stirring rate, heating to reflux and continuously stirring and reacting for 30h, cooling a reaction product to room temperature after the reaction is finished, vacuum-filtering, washing a filter cake with anhydrous ethanol and distilled water for 5 times in sequence, and then placing the filter cake in a vacuum drying oven, and drying for 5h under the condition of 65 ℃ to obtain clean carbon fiber;
Step S2, adding 25mL of tetraethoxysilane, 25mL of deionized water and 90mL of absolute ethyl alcohol into a three-neck flask provided with a stirrer and a thermometer, stirring and reacting for 30min under the condition that the temperature is 30 ℃ and the stirring speed is 400r/min, then adjusting the pH to 1 by using a hydrochloric acid solution with the mass fraction of 25%, then adding 1.5g of polyvinylpyrrolidone and 2g of clean carbon fiber, heating to 50 ℃ and continuously stirring and reacting for 20min, then adjusting the pH to 6 by using an ammonia water solution with the molar concentration of 1mol/L, continuously stirring and reacting for 30h, cooling the reaction product to room temperature after the reaction is finished, then carrying out vacuum suction filtration, washing a filter cake for 5 times by using distilled water, then placing in a vacuum drying box, and drying for 15h under the condition that the temperature is 65 ℃ to obtain coated carbon fiber;
Step S3, adding 10g of polysulfone with the model of Udel PSU P-3500LCD and 130mL of methylene dichloride into a three-neck flask with a stirrer and a thermometer, stirring and reacting for 1.5h at the temperature of 30 ℃ and the stirring speed of 400r/min, adding 35mL of chloromethyl octyl ether and 5.5g of stannic chloride, continuously stirring and reacting for 20min, heating to 40 ℃ and continuously stirring and reacting for 3h, cooling the reaction product to room temperature after the reaction is finished, adding the reaction product into absolute ethyl alcohol, standing and precipitating, vacuum filtering, placing a filter cake into a vacuum drying box, and drying for 10h at the temperature of 65 ℃ to obtain an intermediate 1;
Step S4, adding 10 mmole of 2, 2-bis (3-nitrophenyl) hexafluoropropane, 5.6g of 10% palladium carbon and 120mL of absolute ethyl alcohol into a four-mouth flask provided with a stirrer, a thermometer, an air duct, a constant pressure dropping funnel and a reflux condenser, introducing nitrogen for protection, stirring and reacting for 30min under the condition that the temperature is 30 ℃ and the stirring rate is 400r/min, then dropwise adding 40g of hydrazine hydrate solution with the mass fraction of 80% while stirring, controlling the dripping rate to be 2 drops/S, heating to reflux after the dripping is finished, continuing stirring and reacting for 6h, filtering a reaction product while the reaction product is hot, adding filtrate into ice water, precipitating, vacuum suction filtering, washing a filter cake with distilled water for 5 times, then placing the filter cake into a vacuum drying box, and drying for 5h under the condition that the temperature is 65 ℃ to obtain an intermediate 2;
Step S5, adding 1g of intermediate 1, 30mL of intermediate 2, 35mmol of anhydrous potassium carbonate and 30 mmolN-methyl pyrrolidone into a three-neck flask provided with a stirrer, a thermometer and an air duct, introducing nitrogen for protection, stirring at a temperature of 30 ℃ and a stirring rate of 400r/min for reaction for 20min, then heating to a temperature of 135 ℃ for continuous stirring for reaction for 10h, cooling the reaction product to room temperature after the reaction is finished, then adding the reaction product into ethyl acetate, precipitating, vacuum filtering, washing a filter cake with distilled water for 5 times, then placing in a vacuum drying box, and drying at a temperature of 65 ℃ for 10h to obtain an intermediate 3;
Step S6, adding 1g of intermediate 3, 30mmol (3-chloropropyl) triethoxysilane, 35mmol of anhydrous potassium carbonate, 2mmol of potassium iodide and 60 mLN-methylpyrrolidone into a three-neck flask provided with a stirrer, a thermometer and a nitrogen inlet pipe, introducing nitrogen for protection, stirring and reacting for 15min under the conditions of 0 ℃ and stirring speed of 400r/min, heating to 85 ℃ for reacting for 12h, cooling the reaction product to room temperature after the reaction, carrying out vacuum suction filtration, rotationally evaporating the filtrate to remove the solvent, washing with absolute ethyl alcohol for 5 times, and then placing in a vacuum drying box for drying for 10h under the conditions of 65 ℃ to obtain modified polysulfone;
Step S7, adding 7.5g of modified polysulfone, 90mLN, N-dimethylacetamide and 12mL of anhydrous acetone into a three-neck flask provided with a stirrer, a thermometer and a nitrogen inlet pipe, introducing nitrogen for protection, stirring and reacting for 2 hours under the conditions of 50 ℃ and stirring speed of 400r/min, then adding 5g of coated carbon fiber and 15mL of deionized water for continuously stirring and reacting for 4 hours, cooling the reaction product to room temperature after the reaction is finished, then carrying out vacuum suction filtration, placing a filter cake into a vacuum drying oven, and drying for 5 hours under the conditions of 85 ℃ to obtain a tensile reinforcing material;
step S8, weighing 80 parts of low-density polyethylene, 35 parts of ethylene-vinyl acetate copolymer, 26 parts of butadiene rubber, 13 parts of tensile reinforcing material, 4 parts of calcium stearate, 3 parts of phthalate, 1.5 parts of anti-aging agent TMQ and 0.5 part of accelerator M according to parts by weight for later use;
and S9, adding the low-density polyethylene, the ethylene-vinyl acetate copolymer, the butadiene rubber, the tensile reinforcing material, the calcium stearate, the phthalate, the anti-aging agent TMQ and the accelerator M into a mixer, uniformly mixing, and then adding into an extruder to be melt extruded outside the copper wire core to form a tensile cable jacket, thereby obtaining the special tensile dragging cable.
Comparative example 1:
The comparative example is a manufacturing method of a special tensile drag cable, comprising the following steps:
Step S1, weighing 80 parts of low-density polyethylene, 35 parts of ethylene-vinyl acetate copolymer, 26 parts of butadiene rubber, 4 parts of calcium stearate, 3 parts of phthalate, 1.5 parts of anti-aging agent TMQ and 0.5 part of accelerator M according to parts by weight for later use;
And S2, adding the low-density polyethylene, the ethylene-vinyl acetate copolymer, the butadiene rubber, the calcium stearate, the phthalate, the anti-aging agent TMQ and the accelerator M into a mixer, uniformly mixing, and then adding into an extruder to be melt extruded outside the copper wire core to form a tensile cable jacket, thereby obtaining the special tensile drag cable.
Comparative example 2:
The comparative example is a manufacturing method of a special tensile drag cable, comprising the following steps:
Step S1, weighing 80 parts of low-density polyethylene, 35 parts of ethylene-vinyl acetate copolymer, 26 parts of butadiene rubber, 13 parts of T700SC-12K carbon fiber, 4 parts of calcium stearate, 3 parts of phthalate, 1.5 parts of anti-aging agent TMQ and 0.5 part of accelerator M according to parts by weight for later use;
And S2, adding the low-density polyethylene, the ethylene-vinyl acetate copolymer, the butadiene rubber, the T700SC-12K carbon fiber, the calcium stearate, the phthalate, the anti-aging agent TMQ and the accelerator M into a mixer, uniformly mixing, and then adding into an extruder to be melt extruded outside the copper wire core to form a tensile cable jacket, thereby obtaining the special tensile drag cable.
Comparative example 3:
The comparative example is a manufacturing method of a special tensile drag cable, comprising the following steps:
Step S1, weighing 80 parts of low-density polyethylene, 35 parts of ethylene-vinyl acetate copolymer, 26 parts of butadiene rubber, 13 parts of coated carbon fiber, 4 parts of calcium stearate, 3 parts of phthalate, 1.5 parts of anti-aging agent TMQ and 0.5 part of accelerator M according to parts by weight for later use;
And S2, adding the low-density polyethylene, the ethylene-vinyl acetate copolymer, the butadiene rubber, the coated carbon fiber, the calcium stearate, the phthalate, the anti-aging agent TMQ and the accelerator M into a mixer, uniformly mixing, and then adding into an extruder to be melt extruded outside the copper wire core to form a tensile cable jacket, thereby obtaining the special tensile and dragging cable.
Comparative example 4:
The comparative example is a manufacturing method of a special tensile drag cable, comprising the following steps:
Step S1, weighing 80 parts of low-density polyethylene, 35 parts of ethylene-vinyl acetate copolymer, 26 parts of butadiene rubber, 13 parts of modified polysulfone, 4 parts of calcium stearate, 3 parts of phthalate, 1.5 parts of anti-aging agent TMQ and 0.5 part of accelerator M according to parts by weight for later use;
And S2, adding the low-density polyethylene, the ethylene-vinyl acetate copolymer, the butadiene rubber, the modified polysulfone, the calcium stearate, the phthalate, the anti-aging agent TMQ and the accelerator M into a mixer, uniformly mixing, and then adding into an extruder to be melt extruded outside the copper wire core to form a tensile cable jacket, thereby obtaining the special tensile drag cable.
The tensile cable jackets of the special tensile towing cables of examples 1-3 and comparative examples 1-4 were subjected to performance tests, the test results are shown in the following table:
| Sample of | Tensile strength, MP a | Coefficient of friction |
| Example 1 | 55.08 | 0.069 |
| Example 2 | 61.28 | 0.061 |
| Example 3 | 67.69 | 0.053 |
| Comparative example 1 | 24.15 | 0.77 |
| Comparative example 2 | 47.56 | 0.29 |
| Comparative example 3 | 53.12 | 0.14 |
| Comparative example 4 | 39.93 | 0.093 |
Referring to the above table data, from the comparison between examples 1-3 and comparative examples 1-4, it can be seen that the tensile strength of the tensile cable jacket is greatly improved and the friction coefficient is greatly reduced by adding the tensile reinforcing material, and the cable is finally prepared to have excellent tensile properties and wear resistance.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely illustrative and explanatory of the invention, as various modifications and additions may be made to the particular embodiments described, or in a similar manner, by those skilled in the art, without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.
Claims (9)
1. The manufacturing method of the special tensile drag cable is characterized by comprising the following steps of:
Weighing 70-80 parts of low-density polyethylene, 25-35 parts of ethylene-vinyl acetate copolymer, 20-26 parts of butadiene rubber, 3-13 parts of tensile reinforcing material, 2-4 parts of calcium stearate, 1-3 parts of phthalate, 0.5-1.5 parts of anti-aging agent TMQ and 0.3-0.5 part of accelerator M according to parts by weight for standby;
adding low-density polyethylene, ethylene-vinyl acetate copolymer, butadiene rubber, a tensile reinforcing material, calcium stearate, phthalate, an anti-aging agent TMQ and an accelerator M into a mixer, uniformly mixing, and then adding into an extruder to be melt extruded outside a copper wire core to form a tensile cable jacket, thereby obtaining a special tensile drag cable;
wherein, the tensile reinforcement material is prepared by the following steps:
Step A1, stirring polysulfone and dichloromethane for reaction, then adding chloromethyl octyl ether and stannic chloride for continuous stirring reaction, cooling a reaction product after the reaction is finished, then adding the reaction product into absolute ethyl alcohol for standing and precipitating, then carrying out vacuum suction filtration, and drying a filter cake to obtain an intermediate 1;
A2, stirring 2, 2-bis (3-nitrophenyl) hexafluoropropane, 10% palladium carbon and absolute ethyl alcohol for reaction, then dropwise adding a hydrazine hydrate solution while stirring, continuing stirring for reaction after the dripping is finished, filtering a reaction product while hot, adding filtrate into ice water to precipitate, performing vacuum suction filtration, washing and drying a filter cake to obtain an intermediate 2;
Step A3, stirring the intermediate 1, the intermediate 2, anhydrous potassium carbonate and N-methyl pyrrolidone for reaction, cooling a reaction product after the reaction is finished, adding the reaction product into ethyl acetate, precipitating a precipitate, and then carrying out vacuum suction filtration, washing and drying a filter cake to obtain an intermediate 3;
Step A4, stirring intermediate 3, (3-chloropropyl) triethoxysilane, anhydrous potassium carbonate, potassium iodide and N-methylpyrrolidone for reaction, cooling a reaction product after the reaction is finished, performing vacuum suction filtration, rotationally evaporating filtrate, and washing and drying to obtain modified polysulfone;
And step A5, stirring modified polysulfone, N-dimethylacetamide and anhydrous acetone for reaction, then adding coated carbon fiber and deionized water for continuous stirring reaction, cooling a reaction product after the reaction is finished, and then carrying out vacuum suction filtration, and drying a filter cake to obtain the tensile reinforcing material.
2. The method for manufacturing the special tensile drag cable according to claim 1, wherein the dosage ratio of polysulfone, dichloromethane, chloromethyl octyl ether and tin tetrachloride in the step A1 is 10g:120-130mL:30-35mL:4.5-5.5g.
3. The manufacturing method of the special tensile drag cable according to claim 1, wherein the 2, 2-bis (3-nitrophenyl) hexafluoropropane, 10% palladium carbon, absolute ethyl alcohol and hydrazine hydrate solution in the step A2 are used in a ratio of 10 mmol to 4.2-5.6g to 100-120mL to 30-40g, and the mass fraction of the hydrazine hydrate solution is 80%.
4. The method for manufacturing a special tensile drag cable according to claim 1, wherein the dosage ratio of the intermediate 1, the intermediate 2, the anhydrous potassium carbonate and the N-methylpyrrolidone in the step A3 is 1g:25-30mL:30-35mmol:25-30mmol.
5. The method for manufacturing a special tensile drag cable according to claim 1, wherein the amount ratio of the intermediate 3, (3-chloropropyl) triethoxysilane, anhydrous potassium carbonate, potassium iodide and anhydrous toluene in the step A4 is 1g:25-30mmol:30-35mmol:1-2mmol:50-60mL.
6. The method for manufacturing a special tensile drag cable according to claim 1, wherein the dosage ratio of modified polysulfone, N-dimethylacetamide, anhydrous acetone, coated carbon fiber and deionized water in step A5 is 2.5-7.5g:85-90ml:10-12ml:5g:10-15mL.
7. The method for manufacturing the special tensile drag cable according to claim 1, wherein the coated carbon fiber is prepared by the following steps:
Step B1, stirring carbon fiber and anhydrous acetone for reaction, cooling a reaction product after the reaction is finished, performing vacuum suction filtration, washing and drying a filter cake to obtain clean carbon fiber;
And B2, stirring ethyl orthosilicate, deionized water and absolute ethyl alcohol for reaction, then adjusting the pH value by using a hydrochloric acid solution, then adding polyvinylpyrrolidone and clean carbon fiber for continuous stirring reaction, then adjusting the pH value by using an ammonia water solution, then continuously stirring for reaction, cooling a reaction product after the reaction is finished, then performing vacuum filtration, and washing and drying a filter cake to obtain the coated carbon fiber.
8. The method for manufacturing a special tensile drag cable according to claim 7, wherein the dosage ratio of the carbon fiber to the anhydrous acetone in the step B1 is 2 g/25-30 mL.
9. The method for manufacturing the special tensile drag cable according to claim 7, wherein the dosage ratio of the ethyl orthosilicate, the deionized water, the absolute ethyl alcohol, the polyvinylpyrrolidone and the clean carbon fiber in the step B2 is 20-25mL:15-25mL:80-90mL:0.5-1.5g:2g, the mass fraction of the hydrochloric acid solution is 20-25%, and the molar concentration of the ammonia water solution is 1mol/L.
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| CN104804283A (en) * | 2015-04-09 | 2015-07-29 | 安徽省赛华电缆有限公司 | Ploysulfone-nanofiber-toughened low-smoke, halogen-free and flame-retardant cable material for building and preparation method thereof |
| CN114456600A (en) * | 2022-02-11 | 2022-05-10 | 广东优巨先进新材料股份有限公司 | A kind of polysulfone composite material and its preparation method and application |
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| CN119132754A (en) | 2024-12-13 |
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