CN114649109A - High-conductivity anti-oxidation cable and manufacturing method thereof - Google Patents
High-conductivity anti-oxidation cable and manufacturing method thereof Download PDFInfo
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- 230000003064 anti-oxidating effect Effects 0.000 title claims abstract description 65
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 239000004020 conductor Substances 0.000 claims abstract description 46
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 22
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 22
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical class [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims abstract description 22
- 230000003647 oxidation Effects 0.000 claims abstract description 17
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 17
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052802 copper Inorganic materials 0.000 claims abstract description 14
- 239000010949 copper Substances 0.000 claims abstract description 14
- 229910001887 tin oxide Inorganic materials 0.000 claims abstract description 12
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052684 Cerium Inorganic materials 0.000 claims abstract description 11
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000000440 bentonite Substances 0.000 claims abstract description 11
- 229910000278 bentonite Inorganic materials 0.000 claims abstract description 11
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052796 boron Inorganic materials 0.000 claims abstract description 11
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000003822 epoxy resin Substances 0.000 claims abstract description 11
- 229910052742 iron Inorganic materials 0.000 claims abstract description 11
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 11
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 11
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 11
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 11
- 229920003048 styrene butadiene rubber Polymers 0.000 claims abstract description 11
- UFTFJSFQGQCHQW-UHFFFAOYSA-N triformin Chemical compound O=COCC(OC=O)COC=O UFTFJSFQGQCHQW-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000011787 zinc oxide Substances 0.000 claims abstract description 11
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims abstract description 11
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims abstract description 6
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910001928 zirconium oxide Inorganic materials 0.000 claims abstract description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 36
- 239000000956 alloy Substances 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 36
- 238000000576 coating method Methods 0.000 claims description 30
- 238000005406 washing Methods 0.000 claims description 24
- 238000002156 mixing Methods 0.000 claims description 21
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 20
- 239000011248 coating agent Substances 0.000 claims description 20
- 238000001035 drying Methods 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 238000005266 casting Methods 0.000 claims description 17
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 15
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 12
- 238000007747 plating Methods 0.000 claims description 12
- 229910052709 silver Inorganic materials 0.000 claims description 12
- 239000004332 silver Substances 0.000 claims description 12
- 239000000243 solution Substances 0.000 claims description 11
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 10
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 10
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 10
- 229960000583 acetic acid Drugs 0.000 claims description 10
- 239000007864 aqueous solution Substances 0.000 claims description 10
- YHWCPXVTRSHPNY-UHFFFAOYSA-N butan-1-olate;titanium(4+) Chemical compound [Ti+4].CCCC[O-].CCCC[O-].CCCC[O-].CCCC[O-] YHWCPXVTRSHPNY-UHFFFAOYSA-N 0.000 claims description 10
- 239000012362 glacial acetic acid Substances 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 10
- 238000005491 wire drawing Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 9
- 238000002844 melting Methods 0.000 claims description 9
- 230000008018 melting Effects 0.000 claims description 9
- 239000002253 acid Substances 0.000 claims description 8
- 239000003963 antioxidant agent Substances 0.000 claims description 8
- 230000003078 antioxidant effect Effects 0.000 claims description 8
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 6
- 230000032683 aging Effects 0.000 claims description 5
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 claims description 5
- 239000012964 benzotriazole Substances 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 238000000227 grinding Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000005554 pickling Methods 0.000 claims description 5
- NNFCIKHAZHQZJG-UHFFFAOYSA-N potassium cyanide Chemical compound [K+].N#[C-] NNFCIKHAZHQZJG-UHFFFAOYSA-N 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 5
- LFAGQMCIGQNPJG-UHFFFAOYSA-N silver cyanide Chemical compound [Ag+].N#[C-] LFAGQMCIGQNPJG-UHFFFAOYSA-N 0.000 claims description 5
- 229940098221 silver cyanide Drugs 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 4
- 238000009713 electroplating Methods 0.000 claims description 2
- 239000002994 raw material Substances 0.000 description 5
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
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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
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/46—Electroplating: Baths therefor from solutions of silver
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/06—Wires; Strips; Foils
- C25D7/0607—Wires
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
-
- 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
-
- 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
- H01B7/0009—Details relating to the conductive cores
-
- 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
- H01B7/1875—Multi-layer sheaths
-
- 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
- H01B7/2813—Protection against damage caused by electrical, chemical or water tree deterioration
-
- 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
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/222—Magnesia, i.e. magnesium oxide
-
- 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
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- 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
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
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- Conductive Materials (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses a high-conductivity anti-oxidation cable and a manufacturing method thereof, wherein the high-conductivity anti-oxidation cable comprises a conductor, an anti-oxidation layer coated outside the conductor and a transparent wear-resistant layer coated outside the anti-oxidation layer; the electric conductor comprises the following components in parts by weight: 1-2 parts of lithium, 1-2 parts of iron, 1-2 parts of cerium, 2-4 parts of boron, 20-25 parts of copper, 10-15 parts of aluminum, 3-6 parts of nano zirconium oxide and 1-4 parts of nano tin oxide; the anti-oxidation layer comprises the following components in parts by weight: 2-3 parts of zinc oxide, 1-2 parts of zinc stearate, 30-34 parts of epoxy resin, 15-25 parts of styrene butadiene rubber, 24-27 parts of bentonite, 1-2 parts of magnesium oxide, 1-3 parts of epoxidized triglyceride and 4-6 parts of modified nano titanium dioxide. The high-conductivity anti-oxidation cable is simple in manufacturing method and high in efficiency, and the manufactured cable is good in oxidation resistance, high in conductivity and good in toughness.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a high-conductivity antioxidant cable and a manufacturing method thereof.
Background
The wire and cable is used as a main carrier of power transmission, is widely applied to the aspects of electrical equipment, lighting circuits, household appliances and the like, and the quality of the wire and cable directly influences the engineering quality and the life and property safety of consumers. There are many kinds of electric wires on the market, and an appropriate electric wire is adopted according to the electric load of the electric wire.
The lead materials of the electric wire and the cable are various, wherein pure copper is most widely used, and with the development of the society, various performances of the pure copper lead can not meet the requirements of industrial development, so that people add some other elements into the pure copper to prepare the copper alloy lead so as to improve the performances of the lead. However, the performance of the existing copper alloy wire in the aspects of conductivity and toughness still cannot meet the market demand.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides the high-conductivity antioxidant cable and the manufacturing method thereof, the method is simple, the efficiency is high, and the manufactured cable is good in oxidation resistance, high in conductivity and good in toughness.
In order to achieve the purpose, the invention adopts the specific scheme that:
a high-conductivity anti-oxidation cable comprises a conductor, an anti-oxidation layer coated outside the conductor and a transparent wear-resistant layer coated outside the anti-oxidation layer.
Preferably, the electric conductor comprises the following components in parts by weight: 1-2 parts of lithium, 1-2 parts of iron, 1-2 parts of cerium, 2-4 parts of boron, 20-25 parts of copper, 10-15 parts of aluminum, 3-6 parts of nano zirconium oxide and 1-4 parts of nano tin oxide.
Preferably, the anti-oxidation layer comprises the following components in parts by weight: 2-3 parts of zinc oxide, 1-2 parts of zinc stearate, 30-34 parts of epoxy resin, 15-25 parts of styrene butadiene rubber, 24-27 parts of bentonite, 1-2 parts of magnesium oxide, 1-3 parts of epoxidized triglyceride and 4-6 parts of modified nano titanium dioxide.
Preferably, the transparent wear-resistant layer is made of PVC.
The invention also provides a manufacturing method of the high-conductivity antioxidant cable, which comprises the following steps:
s1, preparing an electric conductor;
s2, coating an anti-oxidation layer outside the conductor;
and S3, coating the transparent wear-resistant layer on the antioxidation layer to obtain the high-conductivity antioxidation cable.
Preferably, in step S1, the method for preparing the electrical conductor includes the following steps:
s11: putting lithium, iron, cerium, boron, copper, aluminum, nano-zirconia and nano-tin oxide in parts by weight into a vacuum melting furnace, heating to 1450-;
s12: and casting the alloy liquid into a mould to obtain an alloy casting blank, rolling the alloy casting blank into an alloy rod, and sequentially carrying out wire drawing, acid washing, water washing, silver plating, water washing, drying, anti-oxidation treatment and drying to obtain the conductor.
Preferably, in step S12, before rolling, the alloy casting blank is subjected to solution treatment at 800-850 ℃ for 10-12 h.
Preferably, in step S12, the specific method of drawing wire is: and drawing the alloy rod to a filament with the diameter of 1-3 mm by a high-speed wire drawing machine.
Preferably, in step S12, the specific method for pickling is as follows: acidifying with 0.6-0.8mol/L hydrochloric acid for 5-10 min.
Preferably, in step S12, the time for washing twice is 10-20 min.
Preferably, in step S12, the specific method for silver plating is: using 65-70% silver cyanide aqueous solution and 20-25% potassium cyanide aqueous solution, and controlling current density at 0.2-0.25A/dm2Electroplating the filament after the first water washing to obtain silver plating with thickness of 1-2 μm.
Preferably, in step S12, the specific method of the oxidation preventing treatment is: and spraying a toluene solution with the benzotriazole volume fraction of 30-40% on the filaments after the first drying.
Preferably, in step S2, the coating method of the anti-oxidation layer includes: mixing zinc oxide, zinc stearate, epoxy resin, styrene butadiene rubber, bentonite, magnesium oxide, epoxidized triglyceride and modified nano titanium dioxide in parts by weight, banburying, vulcanizing, extruding and coating on the conductor.
Preferably, in step S3, the coating method of the transparent wear-resistant layer includes: and (3) melting, extruding and coating the PVC on the antioxidation layer.
Preferably, the concrete method for banburying and vulcanizing comprises the following steps: adding the mixture into an internal mixer, mixing at the temperature of 130-150 ℃ for 30-40min, cooling to 30-40 ℃, and then sending into a vulcanizing machine for vulcanizing at the temperature of 170-180 ℃ for 80-90 s.
Preferably, the preparation method of the modified nano titanium dioxide comprises the following steps: mixing absolute ethyl alcohol, glacial acetic acid and a silane coupling agent, adjusting the pH to 5-7, adding tetrabutyl titanate, mixing, reacting, standing, aging for 30-60min, drying and grinding to obtain modified nano titanium dioxide; wherein the weight parts of the absolute ethyl alcohol, the glacial acetic acid, the silane coupling agent and the tetrabutyl titanate are 40:2:1: 1.
The invention has the following beneficial effects:
according to the invention, the alloy raw material of the electric conductor is carefully selected, and the nano-zirconia and the nano-tin oxide are added into the alloy raw material, so that a conductive net is formed in the alloy liquid, the resistance uniformity is improved, the conductive effect is good, and the electric conductivity of the prepared cable can reach 70-80%. The conductor is subjected to anti-oxidation treatment and is coated with the anti-oxidation layer and the transparent wear-resistant layer, so that the high-conductivity anti-oxidation cable prepared by the invention also has good oxidation resistance, flexibility and wear resistance and long service life.
The modified nano titanium dioxide in the antioxidation layer has small particle size and large specific surface area, can generate more surface active centers, and can effectively increase the contact area between the antioxidation components to ensure that the antioxidation components are tightly connected, thereby improving the compactness of the antioxidation layer and increasing the antioxidation performance of the cable.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other examples, which can be obtained by a person skilled in the art without inventive step based on the examples of the present invention, are within the scope of the present invention, and the reagents and components used in the present invention are commercially available and are not listed here.
Example 1:
a high-conductivity anti-oxidation cable comprises a conductor, an anti-oxidation layer coated outside the conductor and a transparent wear-resistant layer coated outside the anti-oxidation layer.
In this embodiment, the electrical conductor comprises the following components in parts by weight: 1 part of lithium, 1 part of iron, 1 part of cerium, 2 parts of boron, 20 parts of copper, 10 parts of aluminum, 3 parts of nano zirconium oxide and 1 part of nano tin oxide.
In this embodiment, the anti-oxidation layer comprises the following components in parts by weight: 2 parts of zinc oxide, 1 part of zinc stearate, 30 parts of epoxy resin, 15 parts of styrene butadiene rubber, 24 parts of bentonite, 1 part of magnesium oxide and 1 part of epoxidized triglyceride
And 4 parts of modified nano titanium dioxide.
In this embodiment, the transparent wear-resistant layer is made of PVC.
In this embodiment, the method for manufacturing the high-conductivity antioxidant cable includes the following steps:
s1, preparing an electric conductor;
s2, coating an anti-oxidation layer outside the conductor;
and S3, coating the transparent wear-resistant layer on the oxidation-resistant layer to obtain the high-conductivity oxidation-resistant cable.
In this embodiment, in step S1, the method for manufacturing an electrical conductor includes the following steps:
s11: putting lithium, iron, cerium, boron, copper, aluminum, nano-zirconia and nano-tin oxide in parts by weight into a vacuum melting furnace, heating to 1450 ℃, preserving the temperature for 60min, and stirring after all raw materials are completely melted to obtain alloy liquid;
s12: and casting the alloy liquid into a mould to obtain an alloy casting blank, rolling the alloy casting blank into an alloy rod, and sequentially carrying out wire drawing, acid washing, water washing, silver plating, water washing, drying, anti-oxidation treatment and drying to obtain the conductor.
In this example, in step S12, the alloy ingot was subjected to solution treatment at 850 ℃ for 12 hours before rolling.
In this embodiment, in step S12, the specific method of drawing wire is: the alloy rod was drawn to a filament of 1mm diameter by a high speed wire drawing machine.
In this embodiment, in step S12, the specific method for pickling includes: acidifying with 0.6mol/L hydrochloric acid for 10 min. And removing oil stains on the surfaces of the filaments by acid washing.
In this embodiment, in step S12, the time for both water washes is 10 min.
In this embodiment, in step S12, the specific method of silver plating is: using 65-70% silver cyanide aqueous solution and 20-25% potassium cyanide aqueous solution, and controlling current density at 0.2-0.25A/dm2Then, the filaments after the first water washing were plated to a thickness of 1 μm.
In this embodiment, in step S12, the specific method of the oxidation preventing treatment is: and spraying a toluene solution with the benzotriazole volume fraction of 30-40% on the filaments after the first drying.
In this embodiment, in step S2, the coating method of the anti-oxidation layer includes: mixing zinc oxide, zinc stearate, epoxy resin, styrene butadiene rubber, bentonite, magnesium oxide, epoxidized triglyceride and modified nano titanium dioxide in parts by weight, banburying, vulcanizing, extruding and coating on the conductor.
In this embodiment, in step S3, the coating method of the transparent wear-resistant layer includes: and melting, extruding and coating the PVC on the antioxidation layer.
In this embodiment, the concrete method of banburying and vulcanizing includes: adding the mixture into an internal mixer, mixing at 130 ℃ for 40min, cooling to 30 ℃, and then feeding into a vulcanizing machine for vulcanizing, wherein the vulcanizing temperature is 170 ℃ and the vulcanizing time is 90 s.
In this embodiment, the preparation method of the modified nano titanium dioxide comprises: mixing absolute ethyl alcohol, glacial acetic acid and a silane coupling agent, adjusting the pH to 5, adding tetrabutyl titanate, mixing, reacting, standing, aging for 30min, drying and grinding to obtain modified nano titanium dioxide; wherein the weight parts of the absolute ethyl alcohol, the glacial acetic acid, the silane coupling agent and the tetrabutyl titanate are 40:2:1: 1.
Example 2:
a high-conductivity anti-oxidation cable comprises a conductor, an anti-oxidation layer coated outside the conductor and a transparent wear-resistant layer coated outside the anti-oxidation layer.
In this embodiment, the electrical conductor includes the following components in parts by weight: 2 parts of lithium, 2 parts of iron, 2 parts of cerium, 4 parts of boron, 25 parts of copper, 15 parts of aluminum, 6 parts of nano zirconium oxide and 4 parts of nano tin oxide.
In this embodiment, the anti-oxidation layer comprises the following components in parts by weight: 3 parts of zinc oxide, 2 parts of zinc stearate, 34 parts of epoxy resin, 25 parts of styrene butadiene rubber, 27 parts of bentonite, 2 parts of magnesium oxide and 3 parts of epoxidized triglyceride
And 6 parts of modified nano titanium dioxide.
In this embodiment, the transparent wear-resistant layer is made of PVC.
In this embodiment, the method for manufacturing the high-conductivity antioxidant cable includes the following steps:
s1, preparing an electric conductor;
s2, coating an anti-oxidation layer outside the conductor;
and S3, coating the transparent wear-resistant layer on the oxidation-resistant layer to obtain the high-conductivity oxidation-resistant cable.
In this embodiment, in step S1, the method for manufacturing an electrical conductor includes the following steps:
s11: putting lithium, iron, cerium, boron, copper, aluminum, nano-zirconia and nano-tin oxide in parts by weight into a vacuum smelting furnace, heating to 1500 ℃, preserving heat for 50min, and stirring after all raw materials are completely melted to obtain alloy liquid;
s12: and casting the alloy liquid into a mould to obtain an alloy casting blank, rolling the alloy casting blank into an alloy rod, and sequentially carrying out wire drawing, acid washing, water washing, silver plating, water washing, drying, anti-oxidation treatment and drying to obtain the conductor.
In this example, in step S12, the alloy ingot was subjected to solution treatment at 850 ℃ for 10 hours before rolling.
In this embodiment, in step S12, the specific method of drawing wire is: the alloy rod was drawn to a filament of 3mm diameter by a high speed wire drawing machine.
In this embodiment, in step S12, the specific method for pickling includes: acidifying with 0.8mol/L hydrochloric acid for 5 min. And removing oil stains on the surfaces of the filaments by acid washing.
In this embodiment, in step S12, the time for both water washes is 20 min.
In this embodiment, in step S12, the specific method of silver plating is: using 65-70% silver cyanide aqueous solution and 20-25% potassium cyanide aqueous solution, and controlling current density at 0.2-0.25A/dm2Then, the filaments after the first water washing were plated to a thickness of 2 μm.
In this embodiment, in step S12, the specific method of the oxidation preventing treatment is: and spraying a toluene solution with the benzotriazole volume fraction of 30-40% on the filaments after the first drying.
In this embodiment, in step S2, the coating method of the anti-oxidation layer includes: mixing zinc oxide, zinc stearate, epoxy resin, styrene butadiene rubber, bentonite, magnesium oxide, epoxidized triglyceride and modified nano titanium dioxide in parts by weight, banburying, vulcanizing, extruding and coating on the conductor.
In this embodiment, in step S3, the coating method of the transparent wear-resistant layer includes: and (3) melting, extruding and coating the PVC on the antioxidation layer.
In this embodiment, the concrete method of banburying and vulcanizing includes: adding the mixture into an internal mixer, mixing at 150 ℃ for 30min, cooling to 40 ℃, and then feeding into a vulcanizing machine for vulcanizing at 180 ℃ for 80 s.
In this embodiment, the preparation method of the modified nano titanium dioxide comprises: mixing absolute ethyl alcohol, glacial acetic acid and a silane coupling agent, adjusting the pH value to 7, adding tetrabutyl titanate, mixing, reacting, standing, aging for 60min, drying and grinding to obtain modified nano titanium dioxide; wherein the weight parts of the absolute ethyl alcohol, the glacial acetic acid, the silane coupling agent and the tetrabutyl titanate are 40:2:1: 1.
Example 3:
a high-conductivity anti-oxidation cable comprises a conductor, an anti-oxidation layer coated outside the conductor and a transparent wear-resistant layer coated outside the anti-oxidation layer.
In this embodiment, the electrical conductor comprises the following components in parts by weight: 1.5 parts of lithium, 1.5 parts of iron, 1.5 parts of cerium, 3 parts of boron, 22 parts of copper, 13 parts of aluminum, 5 parts of nano zirconium oxide and 2 parts of nano tin oxide.
In this embodiment, the anti-oxidation layer comprises the following components in parts by weight: 2.5 parts of zinc oxide, 1.5 parts of zinc stearate, 32 parts of epoxy resin, 20 parts of styrene butadiene rubber, 25 parts of bentonite, 1.5 parts of magnesium oxide, 2 parts of epoxidized triglyceride and 5 parts of modified nano titanium dioxide.
In this embodiment, the transparent wear-resistant layer is made of PVC.
A manufacturing method of a high-conductivity antioxidant cable comprises the following steps:
s1, preparing an electric conductor;
s2, coating an anti-oxidation layer outside the conductor;
and S3, coating the transparent wear-resistant layer on the antioxidation layer to obtain the high-conductivity antioxidation cable.
In this embodiment, in step S1, the method for manufacturing an electrical conductor includes the steps of:
s11: putting lithium, iron, cerium, boron, copper, aluminum, nano-zirconia and nano-tin oxide in parts by weight into a vacuum melting furnace, heating to 1480 ℃, preserving the temperature for 55min, and stirring after all raw materials are completely melted to obtain alloy liquid;
s12: and casting the alloy liquid into a mould to obtain an alloy casting blank, rolling the alloy casting blank into an alloy rod, and sequentially carrying out wire drawing, acid washing, water washing, silver plating, water washing, drying, anti-oxidation treatment and drying to obtain the conductor.
In this example, in step S12, the alloy ingot was subjected to solution treatment at 830 ℃ for 11 hours before rolling.
In this embodiment, in step S12, the specific method of drawing wire is: the alloy rod was drawn to a filament of 2mm diameter by a high speed wire drawing machine.
In this embodiment, in step S12, the specific method for pickling includes: acidifying with 0.7mol/L hydrochloric acid for 8 min. And removing oil stains on the surfaces of the filaments by acid washing.
In this embodiment, in step S12, the time for both water washes is 15 min.
In this embodiment, in step S12, the specific method of silver plating is: using 65-70% silver cyanide aqueous solution and 20-25% potassium cyanide aqueous solution, and controlling current density at 0.2-0.25A/dm2Then, the filaments after the first water washing were plated to a thickness of 1.5. mu.m.
In this embodiment, in step S12, the specific method of the oxidation preventing treatment is: and spraying a toluene solution with the benzotriazole volume fraction of 30-40% on the filaments after the first drying.
In this embodiment, in step S2, the coating method of the anti-oxidation layer includes: mixing zinc oxide, zinc stearate, epoxy resin, styrene butadiene rubber, bentonite, magnesium oxide, epoxidized triglyceride and modified nano titanium dioxide in parts by weight, banburying, vulcanizing, extruding and coating on the conductor.
In this embodiment, in step S3, the coating method of the transparent wear-resistant layer includes: and (3) melting, extruding and coating the PVC on the antioxidation layer.
In this embodiment, the concrete method of banburying and vulcanizing includes: adding the mixture into an internal mixer, mixing at the mixing temperature of 140 ℃ for 35min, cooling to 35 ℃, and then feeding into a vulcanizing machine for vulcanizing, wherein the vulcanizing temperature is 175 ℃ and the vulcanizing time is 85 s.
In this embodiment, the preparation method of the modified nano titanium dioxide comprises: mixing absolute ethyl alcohol, glacial acetic acid and a silane coupling agent, adjusting the pH to 6, adding tetrabutyl titanate, mixing, reacting, standing, aging for 45min, drying and grinding to obtain modified nano titanium dioxide; wherein the weight parts of the absolute ethyl alcohol, the glacial acetic acid, the silane coupling agent and the tetrabutyl titanate are 40:2:1: 1.
The high conductivity anti-oxidation cables obtained in examples 1 to 3 of the present invention were subjected to the following performance tests, and the test results are shown in table 1.
TABLE 1
As can be seen from table 1, the high conductivity anti-oxidation cable prepared by the present invention has high conductivity. The conductor is subjected to anti-oxidation treatment and is coated with the anti-oxidation layer and the transparent wear-resistant layer, so that the high-conductivity anti-oxidation cable prepared by the invention also has good oxidation resistance, flexibility and wear resistance and long service life.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A high-conductivity antioxidant cable is characterized in that: comprises a conductor, an antioxidation layer coated outside the conductor and a transparent wear-resistant layer coated outside the antioxidation layer.
2. The high conductivity oxidation resistant cable of claim 1 wherein: the electric conductor comprises the following components in parts by weight: 1-2 parts of lithium, 1-2 parts of iron, 1-2 parts of cerium, 2-4 parts of boron, 20-25 parts of copper, 10-15 parts of aluminum, 3-6 parts of nano zirconium oxide and 1-4 parts of nano tin oxide.
3. The high conductivity oxidation resistant cable of claim 1 wherein: the anti-oxidation layer comprises the following components in parts by weight: 2-3 parts of zinc oxide, 1-2 parts of zinc stearate, 30-34 parts of epoxy resin, 15-25 parts of styrene butadiene rubber, 24-27 parts of bentonite, 1-2 parts of magnesium oxide, 1-3 parts of epoxidized triglyceride and 4-6 parts of modified nano titanium dioxide.
4. The high conductivity oxidation resistant cable of claim 1 wherein: the transparent wear-resistant layer is made of PVC.
5. The method for manufacturing the high-conductivity antioxidant cable according to claim 1, wherein the method comprises the following steps: the method comprises the following steps:
s1, preparing an electric conductor;
s2, coating an anti-oxidation layer outside the conductor;
and S3, coating the transparent wear-resistant layer on the oxidation-resistant layer to obtain the high-conductivity oxidation-resistant cable.
6. The method of manufacturing of claim 5, wherein: in step S1, the method for manufacturing an electrical conductor includes the steps of:
s11: putting lithium, iron, cerium, boron, copper, aluminum, nano-zirconia and nano-tin oxide in parts by weight into a vacuum melting furnace, heating to 1450-;
s12: and casting the alloy liquid into a mould to obtain an alloy casting blank, rolling the alloy casting blank into an alloy rod, and sequentially carrying out wire drawing, acid washing, water washing, silver plating, water washing, drying, anti-oxidation treatment and drying to obtain the conductor.
7. The method of manufacturing of claim 6, wherein: in the step S12, before rolling, the alloy casting blank is subjected to solution treatment at the temperature of 800-850 ℃, and the treatment time is 10-12 h; the specific method for drawing the wire comprises the following steps: drawing the alloy rod to a filament with the diameter of 1-3 mm by a high-speed wire drawing machine; the specific method for pickling comprises the following steps: acidifying with 0.6-0.8mol/L hydrochloric acid for 5-10 min; the time of the two water washes is 10-20 min; the specific method for silver plating comprises the following steps: using 65-70% silver cyanide aqueous solution and 20-25% potassium cyanide aqueous solution, and controlling current density at 0.2-0.25A/dm2Electroplating the filaments after the first water washing, wherein the thickness of silver plating is 1-2 mu m; the specific method for the anti-oxidation treatment comprises the following steps: and spraying a toluene solution with the benzotriazole volume fraction of 30-40% on the filaments after the first drying.
8. The method of manufacturing of claim 5, wherein: in step S2, the coating method of the anti-oxidation layer includes: stirring and mixing zinc oxide, zinc stearate, epoxy resin, styrene butadiene rubber, bentonite, magnesium oxide, epoxidized triglyceride and modified nano titanium dioxide in parts by weight, banburying, vulcanizing, extruding and coating on the conductor; in step S3, the coating method of the transparent wear-resistant layer includes: and (3) melting, extruding and coating the PVC on the antioxidation layer.
9. The method of manufacturing of claim 8, wherein: the concrete method for banburying and vulcanizing comprises the following steps: adding the mixture into an internal mixer, mixing at the temperature of 130-150 ℃ for 30-40min, cooling to 30-40 ℃, and then sending into a vulcanizing machine for vulcanizing at the temperature of 170-180 ℃ for 80-90 s.
10. The method of manufacturing of claim 8, wherein: the preparation method of the modified nano titanium dioxide comprises the following steps: mixing absolute ethyl alcohol, glacial acetic acid and a silane coupling agent, adjusting the pH to 5-7, adding tetrabutyl titanate, mixing, reacting, standing, aging for 30-60min, drying and grinding to obtain modified nano titanium dioxide; wherein the weight parts of the absolute ethyl alcohol, the glacial acetic acid, the silane coupling agent and the tetrabutyl titanate are 40:2:1: 1.
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