CN110111955B - Manufacturing method of high-temperature-resistant computer cable containing fluorinated ethylene propylene - Google Patents
Manufacturing method of high-temperature-resistant computer cable containing fluorinated ethylene propylene Download PDFInfo
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
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- 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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
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- 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
- C08K3/38—Boron-containing compounds
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/12—Esters; Ether-esters of cyclic polycarboxylic acids
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- 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
- H01B13/02—Stranding-up
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- 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
- H01B13/06—Insulating conductors or cables
- H01B13/14—Insulating conductors or cables by extrusion
- H01B13/148—Selection of the insulating material therefor
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- 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
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- 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
- H01B13/24—Sheathing; Armouring; Screening; Applying other protective layers by extrusion
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- 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
- H01B13/26—Sheathing; Armouring; Screening; Applying other protective layers by winding, braiding or longitudinal lapping
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
- C08K2003/387—Borates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
Abstract
The invention discloses a manufacturing method of a high-temperature-resistant computer cable containing fluorinated ethylene propylene, which comprises the following specific manufacturing processes: s1: preparing a conductive core: stranding a plurality of copper alloy conductor wire cores to process a wire bundle; s2: preparing a first insulating layer: the first insulating layer is made of polyfluorinated ethylene propylene, a lubricant and calcined argil; s3: preparing a metal shielding layer: selecting soft copper wires which are fully toughened, and forming a metal shielding layer outside the first insulating layer through a structure of sparsely wound copper wires; s4: preparing a second insulating layer: the material of the second insulating layer comprises glass fiber and polyethylene, and the second insulating layer is coated outside the metal shielding layer by the method in the step S2; s5: preparing a carbon material layer: the carbon material layer is a woven carbon fiber fabric impregnated with resin, and the carbon material layer is coated outside the second insulating layer; s6: and preparing a protective sleeve.
Description
Technical Field
The invention relates to the technical field of cable manufacturing, in particular to a manufacturing method of a high-temperature-resistant computer cable containing fluorinated ethylene propylene.
Background
With the development of economy, the cable is widely applied in various industries and mainly applied to the fields of power cables, refrigerators, air conditioners, televisions, computers and the like, however, the existing computer cable has a long-term working temperature of 80 ℃ or works in other high-temperature occasions, if the temperature of the cable is continuously high, short circuit may occur, fire disasters may occur in serious cases, and potential safety hazards exist; in addition, the traditional computer cable has no capability of resisting external electromagnetic interference under the electromagnetic interference environment, and the transmission performance is influenced; therefore, it is an urgent need to provide a computer cable with high temperature resistance and electromagnetic interference shielding performance.
Disclosure of Invention
In order to solve the problems, the invention provides a manufacturing method of a high-temperature-resistant computer cable containing fluorinated ethylene propylene, which can obviously improve the safety and the service life of the computer cable in high-temperature occasions, and the manufacturing method of the high-temperature computer cable specifically comprises the following steps:
s1: preparing a conductive core: stranding a plurality of copper alloy conductor wire cores to process a wire bundle;
s2: preparing a first insulating layer: the first insulating layer is made of polyfluorinated ethylene propylene, a lubricant and calcined argil, the first insulating layer is pressed into a feeding machine to obtain a blank, and the blank is pressed into a pushing machine to be extruded out, so that the first insulating layer covers the outside of the wire bundle;
s3: preparing a metal shielding layer: selecting soft copper wires which are fully toughened, and forming a metal shielding layer outside the first insulating layer through a structure of sparsely wound copper wires;
s4: preparing a second insulating layer: the material of the second insulating layer comprises glass fiber and polyethylene, the material of the second insulating layer is pressed into a feeding machine to obtain a blank, the blank is pressed into a pushing machine to be extruded, and the second insulating layer is coated outside the metal shielding layer;
s5: preparing a carbon material layer: the carbon material layer is woven carbon fiber fabric impregnated with resin, and the resin-impregnated material has resistivity of not more than 100 Ω/cm2Coating the carbon material layer outside the second insulating layer;
s6: preparing a protective sleeve: the material of the protective sleeve comprises polyvinyl chloride, active light calcium carbonate, a flame retardant, a coupling agent, a vulcanizing agent and diisononyl phthalate, and is crushed by a crusher, mixed by a mixer, molded by a vulcanizer, molded by a plastic extruding machine, molded by a dryer, heated by a dryer, and finally the mixed sizing material of the protective sleeve is coated outside the carbon material layer, thus obtaining the cable.
Specifically, the copper alloy in the step S1 is composed of electrolytic copper, electrolytic nickel, silicon, and magnesium copper alloy.
Specifically, the electrical resistivity of the resin-impregnated material in the step S5 is not more than 80 Ω/cm2。
Specifically, the step S6 further includes that the working time of the crusher is 30-40min, the rotation speed of the mixer is 1000-1200R/min, the time is 20-25min, the setting temperature of the vulcanizer is 140-150 ℃, the time is 30-35min, the setting temperature of the extruder is 200-210 ℃, and the temperature of the dryer is 70-80 ℃.
Specifically, the working time of the crusher is preferably 35min, the rotating speed of the mixer is 1100R/min, the time is 25min, the set temperature of the vulcanizer is 145 ℃, the time is 30min, the set temperature of the extruder is 210 ℃, and the temperature of the dryer is 75 ℃.
Specifically, in the step S6, the flame retardant is formed by mixing magnesium hydroxide and zinc borate according to the ratio of 1:1.13-1: 1.22; the vulcanizing agent is dicumyl peroxide.
Specifically, the flame retardant is preferably a mixture of magnesium hydroxide and zinc borate in a ratio of 1: 1.22.
The technical scheme of the invention has the following beneficial effects:
1) the cable manufactured by the method can adapt to a larger temperature range, can resist high temperature for a long time and provides safety guarantee;
2) the preparation method is simple and convenient, has short production period and is suitable for large-scale production;
3) the manufacturing material is environment-friendly and has little pollution.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, and the like in a specific posture, and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Example 1
A manufacturing method of a high-temperature-resistant computer cable containing fluorinated ethylene propylene is characterized by comprising the following steps: s1: preparing a conductive core: stranding a plurality of copper alloy conductor wire cores to process a wire bundle; s2: preparing a first insulating layer: the first insulating layer is made of polyfluorinated ethylene propylene, a lubricant and calcined argil, the first insulating layer is pressed into a feeding machine to obtain a blank, the blank is pressed into a pushing machine to be extruded, and the first insulating layer is coated outside the wire bundle; s3: preparing a metal shielding layer: selecting soft copper wires which are fully toughened, and forming a metal shielding layer outside the first insulating layer through a structure of sparsely wound copper wires; s4: preparing a second insulating layer: the material of the second insulating layer comprises glass fiber and polyethylene, and the second insulating layer is coated outside the metal shielding layer by the method in the step S2; s5: preparing a carbon material layer: the carbon material layer is a woven carbon fiber fabric impregnated with resin, the resistivity of the resin impregnated material is not more than 100 omega/cm 2, and the carbon material layer is coated outside the second insulating layer; s6: preparing a protective sleeve: the protective sleeve is made of polyvinyl chloride, active light calcium carbonate, a flame retardant, a coupling agent, a vulcanizing agent and diisononyl phthalate, and is crushed by a crusher, mixed by a mixer, molded by a vulcanizing machine, molded by an extruding machine, molded by a dryer, heated by a dryer, and finally coated outside a carbon material layer to obtain the cable.
Example 2
A manufacturing method of a high-temperature-resistant computer cable containing fluorinated ethylene propylene is characterized by comprising the following steps: s1: preparing a conductive core: stranding a plurality of copper alloy conductor wire cores to process a wire bundle, wherein the copper alloy consists of electrolytic copper, electrolytic nickel, silicon and magnesium-copper alloy; s2: preparing a first insulating layer: the first insulating layer is made of polyfluorinated ethylene propylene, a lubricant and calcined argil, the first insulating layer is pressed into a feeding machine to obtain a blank, the blank is pressed into a pushing machine to be extruded, and the first insulating layer is coated outside the wire bundle; s3: preparing a metal shielding layer: selecting soft copper wires which are fully toughened, and forming a metal shielding layer outside the first insulating layer through a structure of sparsely wound copper wires; s4: preparing a second insulating layer: the material of the second insulating layer comprises glass fiber and polyethylene, and the second insulating layer is coated outside the metal shielding layer by the method in the step S2; s5: preparing a carbon material layer: the carbon material layer is a woven carbon fiber fabric impregnated with resin, the resistivity of the resin impregnated material is not more than 100 omega/cm 2, and the carbon material layer is coated outside the second insulating layer; s6: preparing a protective sleeve: the protective sleeve is made of polyvinyl chloride, active light calcium carbonate, a flame retardant, a coupling agent, a vulcanizing agent and diisononyl phthalate, and is crushed by a crusher, mixed by a mixer, molded by a vulcanizing machine, molded by an extruding machine, molded by a dryer, heated by a dryer, and finally coated outside a carbon material layer to obtain the cable.
Example 3
A manufacturing method of a high-temperature-resistant computer cable containing fluorinated ethylene propylene is characterized by comprising the following steps: s1: preparing a conductive core: stranding a plurality of copper alloy conductor wire cores to process a wire bundle, wherein the copper alloy consists of electrolytic copper, electrolytic nickel, silicon and magnesium-copper alloy; s2: preparing a first insulating layer: the first insulating layer is made of polyfluorinated ethylene propylene, a lubricant and calcined argil, the first insulating layer is pressed into a feeding machine to obtain a blank, the blank is pressed into a pushing machine to be extruded, and the first insulating layer is coated outside the wire bundle; s3: preparing a metal shielding layer: selecting soft copper wires which are fully toughened, and forming a metal shielding layer outside the first insulating layer through a structure of sparsely wound copper wires; s4: preparing a second insulating layer: the material of the second insulating layer comprises glass fiber and polyethylene, and the second insulating layer is coated outside the metal shielding layer by the method in the step S2; s5: preparing a carbon material layer: the carbon material layer is a woven carbon fiber fabric impregnated with resin, the resistivity of the resin impregnated material is not more than 80 omega/cm 2, and the carbon material layer is coated outside the second insulating layer; s6: preparing a protective sleeve: the protective sleeve is made of polyvinyl chloride, active light calcium carbonate, a flame retardant, a coupling agent, a vulcanizing agent and diisononyl phthalate, and is crushed by a crusher, mixed by a mixer, molded by a vulcanizing machine, molded by an extruding machine, molded by a dryer, heated by a dryer, and finally coated outside a carbon material layer to obtain the cable.
Example 4
A manufacturing method of a high-temperature-resistant computer cable containing fluorinated ethylene propylene is characterized by comprising the following steps: s1: preparing a conductive core: stranding a plurality of copper alloy conductor wire cores to process a wire bundle, wherein the copper alloy consists of electrolytic copper, electrolytic nickel, silicon and magnesium-copper alloy; s2: preparing a first insulating layer: the first insulating layer is made of polyfluorinated ethylene propylene, a lubricant and calcined argil, the first insulating layer is pressed into a feeding machine to obtain a blank, the blank is pressed into a pushing machine to be extruded, and the first insulating layer is coated outside the wire bundle; s3: preparing a metal shielding layer: selecting soft copper wires which are fully toughened, and forming a metal shielding layer outside the first insulating layer through a structure of sparsely wound copper wires; s4: preparing a second insulating layer: the material of the second insulating layer comprises glass fiber and polyethylene, and the second insulating layer is coated outside the metal shielding layer by the method in the step S2; s5: preparing a carbon material layer: the carbon material layer is a woven carbon fiber fabric impregnated with resin, the resistivity of the resin impregnated material is not more than 80 omega/cm 2, and the carbon material layer is coated outside the second insulating layer; s6: preparing a protective sleeve: the protective sleeve is made of polyvinyl chloride, active light calcium carbonate, a flame retardant, a coupling agent, a vulcanizing agent and diisononyl phthalate, and is crushed by a crusher, mixed by a mixer, molded by a vulcanizing machine, molded by an extruding machine, molded by a dryer, heated by a dryer, and finally coated outside a carbon material layer to obtain the cable.
Example 5
A manufacturing method of a high-temperature-resistant computer cable containing fluorinated ethylene propylene is characterized by comprising the following steps: s1: preparing a conductive core: stranding a plurality of copper alloy conductor wire cores to process a wire bundle, wherein the copper alloy consists of electrolytic copper, electrolytic nickel, silicon and magnesium-copper alloy; s2: preparing a first insulating layer: the first insulating layer is made of polyfluorinated ethylene propylene, a lubricant and calcined argil, the first insulating layer is pressed into a feeding machine to obtain a blank, the blank is pressed into a pushing machine to be extruded, and the first insulating layer is coated outside the wire bundle; s3: preparing a metal shielding layer: selecting soft copper wires which are fully toughened, and forming a metal shielding layer outside the first insulating layer through a structure of sparsely wound copper wires; s4: preparing a second insulating layer: the material of the second insulating layer comprises glass fiber and polyethylene, and the second insulating layer is coated outside the metal shielding layer by the method in the step S2; s5: preparing a carbon material layer: the carbon material layer is a woven carbon fiber fabric impregnated with resin, the resistivity of the resin impregnated material is not more than 80 omega/cm 2, and the carbon material layer is coated outside the second insulating layer; s6: preparing a protective sleeve: the material of the protective sleeve comprises polyvinyl chloride, active light calcium carbonate, a flame retardant, a coupling agent, a vulcanizing agent and diisononyl phthalate, and is crushed by a crusher, mixed by a mixer, molded by a vulcanizer, molded by an extruder, heated by a dryer, the working time of the crusher is 30-40min, the rotating speed of the mixer is 1000-1200R/min, the time is 20-25min, the setting temperature of the vulcanizer is 140-150 ℃, the time is 30-35min, the setting temperature of the extruder is 200-210 ℃, the temperature of the dryer is 70-80 ℃, wherein the preferred working time of the crusher is 35min, the rotating speed of the mixer is 1100R/min, the time is 25min, the setting temperature of the vulcanizer is 145 ℃, the time is 30min, the setting temperature of the extruder is 210 ℃, the temperature of the dryer is 75 ℃, and finally, coating the carbon material layer with the cable to obtain the cable.
Example 6
A manufacturing method of a high-temperature-resistant computer cable containing fluorinated ethylene propylene is characterized by comprising the following steps: s1: preparing a conductive core: stranding a plurality of copper alloy conductor wire cores to process a wire bundle, wherein the copper alloy consists of electrolytic copper, electrolytic nickel, silicon and magnesium-copper alloy; s2: preparing a first insulating layer: the first insulating layer is made of polyfluorinated ethylene propylene, a lubricant and calcined argil, the first insulating layer is pressed into a feeding machine to obtain a blank, the blank is pressed into a pushing machine to be extruded, and the first insulating layer is coated outside the wire bundle; s3: preparing a metal shielding layer: selecting soft copper wires which are fully toughened, and forming a metal shielding layer outside the first insulating layer through a structure of sparsely wound copper wires; s4: preparing a second insulating layer: the material of the second insulating layer comprises glass fiber and polyethylene, and the second insulating layer is coated outside the metal shielding layer by the method in the step S2; s5: preparing a carbon material layer: the carbon material layer is a woven carbon fiber fabric impregnated with resin, the resistivity of the resin impregnated material is not more than 80 omega/cm 2, and the carbon material layer is coated outside the second insulating layer; s6: preparing a protective sleeve: the material of the protective sleeve comprises polyvinyl chloride, active light calcium carbonate, a flame retardant, a coupling agent, a vulcanizing agent and diisononyl phthalate, wherein the flame retardant is formed by mixing magnesium hydroxide and zinc borate according to the proportion of 1:1.13-1: 1.22; the vulcanizing agent is dicumyl peroxide, preferably, the flame retardant is formed by mixing magnesium hydroxide and zinc borate according to the proportion of 1:1.22, the mixture is crushed by a crusher, mixed by a mixer, molded by a vulcanizer, molded by an extruding machine, heated by a dryer, and finally coated outside a carbon material layer, thus obtaining the cable.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A manufacturing method of a high-temperature-resistant computer cable containing fluorinated ethylene propylene is characterized by comprising the following steps:
s1: preparing a conductive core: stranding a plurality of copper alloy conductor wire cores to process a wire bundle;
s2: preparing a first insulating layer: the first insulating layer is made of polyfluorinated ethylene propylene, a lubricant and calcined argil, the first insulating layer is pressed into a feeding machine to obtain a blank, and the blank is pressed into a pushing machine to be extruded out, so that the first insulating layer covers the outside of the wire bundle;
s3: preparing a metal shielding layer: selecting soft copper wires which are fully toughened, and forming a metal shielding layer outside the first insulating layer through a structure of sparsely wound copper wires;
s4: preparing a second insulating layer: the material of the second insulating layer comprises glass fiber and polyethylene, the material of the second insulating layer is pressed into a feeding machine to obtain a blank, the blank is pressed into a pushing machine to be extruded, and the second insulating layer is coated outside the metal shielding layer;
s5: preparing a carbon material layer: the carbon material layer is woven carbon fiber fabric impregnated with resin, and the resin-impregnated material has resistivity of not more than 100 Ω/cm2Coating the carbon material layer outside the second insulating layer;
s6: preparing a protective sleeve: the material of the protective sleeve comprises polyvinyl chloride, active light calcium carbonate, a flame retardant, a coupling agent, a vulcanizing agent and diisononyl phthalate, and is crushed by a crusher, mixed by a mixer, molded by a vulcanizer, molded by a plastic extruding machine, molded by a dryer, heated by a dryer, and finally the mixed sizing material of the protective sleeve is coated outside the carbon material layer, thus obtaining the cable.
2. The method for manufacturing a high temperature computer cable containing polyperfluoroethylpropylene according to claim 1, wherein the copper alloy in step S1 is composed of an electrolytic copper, an electrolytic nickel, silicon and magnesium copper alloy.
3. The method for manufacturing a high temperature computer cable comprising polyperfluoroethylpropylene as claimed in claim 2, wherein the electrical resistivity of said resin-impregnated material in step S5 is not more than 80 Ω/cm2。
4. The method as claimed in claim 2 or 3, wherein the step S6 further comprises the crusher working time being 30-40min, the mixer rotation speed being 1000-1200R/min, the time being 20-25min, the vulcanizer set temperature being 140-150 ℃ and the time being 30-35min, the extruder set temperature being 200-210 ℃ and the dryer set temperature being 70-80 ℃.
5. The method of claim 4, wherein the crusher is operated for 35min, the mixer is operated at 1100R/min for 25min, the vulcanizer is set at 145 ℃ for 30min, the extruder is set at 210 ℃ and the dryer is set at 75 ℃.
6. The method for manufacturing a high temperature computer cable containing polyperfluoroethylene propylene according to claim 3, wherein the flame retardant in step S6 is a mixture of magnesium hydroxide and zinc borate at a ratio of 1:1.13 to 1: 1.22; the vulcanizing agent is dicumyl peroxide.
7. The method for manufacturing the high-temperature computer cable containing the polyperfluorinated ethylene propylene according to claim 6, wherein the flame retardant is formed by mixing magnesium hydroxide and zinc borate according to a ratio of 1: 1.22.
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| US5262592A (en) * | 1991-02-19 | 1993-11-16 | Champlain Cable Corporation | Filter line cable featuring conductive fiber shielding |
| CN101162629A (en) * | 2007-10-30 | 2008-04-16 | 李明斌 | Method for manufacturing shielding cable for military industry equipment |
| CN103352138A (en) * | 2013-07-02 | 2013-10-16 | 晶锋集团股份有限公司 | Preparation method for copper alloy electric wire |
| CN105845219A (en) * | 2016-06-01 | 2016-08-10 | 芜湖航飞科技股份有限公司 | Preparation method of polytetrafluoroethylene high-temperature resistant insulation coaxial cable |
| KR20180137931A (en) * | 2017-06-20 | 2018-12-28 | 주식회사 유라 | Electric wave shielding cable for vehicle and fabrication method for the same |
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Denomination of invention: A manufacturing method of high temperature resistant computer cable containing polyperfluoroethylene propylene Effective date of registration: 20220107 Granted publication date: 20200717 Pledgee: Anhui inaction rural commercial bank Limited by Share Ltd. Pledgor: ANHUI DUJIANG CABLE GROUP Co.,Ltd. Registration number: Y2022980000167 |