CN104086885A - Anti-corrosion cable material and preparation process thereof - Google Patents
Anti-corrosion cable material and preparation process thereof Download PDFInfo
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- CN104086885A CN104086885A CN201410325767.1A CN201410325767A CN104086885A CN 104086885 A CN104086885 A CN 104086885A CN 201410325767 A CN201410325767 A CN 201410325767A CN 104086885 A CN104086885 A CN 104086885A
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- kaolin
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
- H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
-
- 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
- H01B7/2806—Protection against damage caused by corrosion
-
- 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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention belongs to the field of novel electric materials and discloses an anti-corrosion cable material which is prepared according to a method comprising the following steps: a step (1) of preparing modified kaolin; a step (2) of preparing modified diatomite; a step (3) of preparing modified auxiliaries; a step (4) of banburying main materials; a step (5) of carrying out injection molding. The cable material prepared in the invention has good anti-corrosion performance, and can keep better mechanical performances and insulating performances under acid, base and salt as well as damp and hot conditions.
Description
Technical field
The invention belongs to field of new, be specifically related to a kind of protection against corrosion cable material and preparation technology thereof.
Background technology
Transmitting electric power is after the electric energy that generator sent with transformer boosts, then realizes through operating device access transmitting line such as isolating switchs.By structure formation, transmitting line is divided into overhead transmission line and cable line.The formations such as overhead transmission line route overhead line structures, wire, insulator, line hardware, bracing wire, pole and tower foundation, grounding device, are erected on ground.According to the character of carrying electric current, transmission of electricity is divided into alternating current transmission and direct-current transmission.First successfully realized direct-current transmission the eighties in 19th century.But because the voltage of direct-current transmission had been difficult to continue to improve under technical qualification at that time, so that ability to transmit electricity and benefit are restricted.In 19 end of the centurys, direct-current transmission is progressively by alternating current transmission is replaced.The success of alternating current transmission, has welcome the electrified social New Times in 20th century.
In transmitting line, cable conductor is most important transmitting line, and its conductor by one or more mutually insulated and outsourcing insulating protective layer are made, by electric power or information from a wire that is transferred to another place.Power transmission and transformation cable is under outdoor environment, especially under damp and hot weather condition or the more serious region of acid-alkali salt effect, aging, burn into disrepair phenomenon very easily occurs, easily cause transmission line malfunction, bring larger potential safety hazard to the normal production of people and life, also cause larger loss to power department.In order to overcome above-mentioned defect, there are a variety of protection against corrosion cable materials in prior art, for example Chinese patent CN1425182A discloses a kind of protection against corrosion cable, it has solved the defects such as cable is not corrosion-resistant to a certain extent, but it exists alkaline-resisting salt resistant character poor, and insulating property are not high; Chinese patent CN1929042A discloses a kind of thermostable corrosion-proof high-voltage cable, and this cable anticorrosion effect is better, but preparation is comparatively complicated, and cost is high, is difficult for large-scale promotion.
Summary of the invention
The object of the invention is to solve many defects of cable material in prior art, through lot of experiments and exploration, change existing raw material composition and preparation method, a kind of protection against corrosion cable material is provided, this insulated cable material not only possesses good insulating property, and possesses good Corrosion Protection.
To achieve these goals, technical scheme of the present invention realizes in the following way:
A kind of protection against corrosion cable material, it is prepared as follows and forms:
Step 1) prepare modified kaolin: first use 10% (V/V) salt acid soak kaolin 10min, not have kaolin to be as the criterion, 500 leave the heart 3 minutes, collecting precipitation, after oven dry, grinding to form particle diameter is 300 object powder, to obtain final product;
Step 2) prepare modification infusorial earth: first use 10% (V/V) salt acid soak diatomite 15min, not have diatomite to be as the criterion, 500 leave the heart 3 minutes, collecting precipitation, after oven dry, grinding to form particle diameter is 300 object powder, to obtain final product;
Step 3) prepare modified additive: by aluminium triphosphate, graphite, borax and Zinic stearas mix, and obtain material, put in the ball grinder that contains dehydrated alcohol, the weight ratio that is 30: 1 according to ratio of grinding media to material adds aluminium oxide ceramic ball, and Ball-milling Time is 12 hours, and ball milling temperature is room temperature, 500 revs/min of drum'ss speed of rotation, being milled to powder diameter is 300 order left and right, evaporates dehydrated alcohol, obtains modified additive; Wherein, aluminium triphosphate, graphite, the weight ratio of borax and Zinic stearas is 1: 1: 2: 2;
Step 4) banburying major ingredient: by acrylic resin, polycarbonate, bisphenol f type epoxy resin, polysiloxane, dicyclopentadiene, dimethylamino ethoxy ethanol and cyanacrylate, mix, adding Banbury mixer, is at 90 DEG C mixing 5 minutes in temperature, obtains major ingredient; Wherein, acrylic resin, polycarbonate, bisphenol f type epoxy resin, polysiloxane, dicyclopentadiene, the weight ratio of dimethylamino ethoxy ethanol and cyanacrylate is 7: 4: 3: 2: 2: 1: 1;
Step 5) injection moulding: by modified kaolin, modification infusorial earth, modified additive and major ingredient, put into successively in whizzer, 1000 turn/min centrifugal mixers 5 minutes, after mixing, enter twin screw extruder and be squeezed into molten state, after the complete melting of batch mixing, be expressed in injection moulding machine injection moulding and get final product at 300 DEG C; Wherein,
Modified kaolin, modification infusorial earth, modified additive and step 4) weight ratio of the major ingredient prepared is 1-2: 1-2: 5-9: 20-30.
The beneficial effect that the present invention obtains mainly comprises:
Cable material corrosion resistance prepared by the present invention is good, can under acid-alkali salt and wet heat condition, keep good mechanical property and insulating property; The present invention, by adding various auxiliary agents, has improved the defect of material itself, has improved performance; Preparation technology of the present invention is simple, is applicable to large-scale production.
Embodiment
In order to make those skilled in the art person understand better the technical scheme in the application, below in conjunction with the application's specific embodiment, the present invention is described more clearly and completely, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiment.Based on the embodiment in the application, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, should belong to the scope of protection of the invention.
Embodiment 1
A kind of protection against corrosion cable material, it is prepared as follows and forms:
Step 1) prepare modified kaolin: first use 10% (V/V) salt acid soak kaolin 10min, not have kaolin to be as the criterion, 500 leave the heart 3 minutes, collecting precipitation, after oven dry, grinding to form particle diameter is 300 object powder, to obtain final product;
Step 2) prepare modification infusorial earth: first use 10% (V/V) salt acid soak diatomite 15min, not have diatomite to be as the criterion, 500 leave the heart 3 minutes, collecting precipitation, after oven dry, grinding to form particle diameter is 300 object powder, to obtain final product;
Step 3) prepare modified additive: by aluminium triphosphate, graphite, borax and Zinic stearas are put in the ball grinder that contains dehydrated alcohol, the weight ratio that is 30: 1 according to ratio of grinding media to material adds aluminium oxide ceramic ball, and Ball-milling Time is 12 hours, and ball milling temperature is room temperature, 500 revs/min of drum'ss speed of rotation, being milled to powder diameter is 300 order left and right, evaporates dehydrated alcohol, obtains modified additive; Wherein, aluminium triphosphate, graphite, the weight ratio of borax and Zinic stearas is 1: 1: 2: 2;
Step 4) banburying major ingredient: by acrylic resin, polycarbonate, bisphenol f type epoxy resin, polysiloxane, dicyclopentadiene, dimethylamino ethoxy ethanol and cyanacrylate, mix, joining Banbury mixer, is at 90 DEG C mixing 5 minutes in temperature, obtains major ingredient; Wherein, acrylic resin, polycarbonate, bisphenol f type epoxy resin, polysiloxane, dicyclopentadiene, the weight ratio of dimethylamino ethoxy ethanol and cyanacrylate is 7: 4: 3: 2: 2: 1: 1;
Step 5) injection moulding: by modified kaolin, modification infusorial earth, modified additive and major ingredient, put into successively in whizzer, 1000 turn/min centrifugal mixers 5 minutes, after mixing, enter twin screw extruder and be squeezed into molten state, after the complete melting of batch mixing, be expressed in injection moulding machine injection moulding and get final product at 300 DEG C; The weight ratio of described modified kaolin, modification infusorial earth, modified additive and major ingredient is 1: 1: 5: 20.
Taking the thickness of cable material as 3mm is as example, detect each parameter: tensile strength (N/mm
2) be 12.9, elongation at break (%) is 5312, hardness (A) 82, volume specific resistance × 10
-15(Ω cm) is 2.41, and oxygen index is 32.
Embodiment 2
A kind of protection against corrosion cable material, it is prepared as follows and forms:
Step 1) prepare modified kaolin: first use 10% (V/V) salt acid soak kaolin 10min, not have kaolin to be as the criterion, 500 leave the heart 3 minutes, collecting precipitation, after oven dry, grinding to form particle diameter is 300 object powder, to obtain final product;
Step 2) prepare modification infusorial earth: first use 10% (V/V) salt acid soak diatomite 15min, not have diatomite to be as the criterion, 500 leave the heart 3 minutes, collecting precipitation, after oven dry, grinding to form particle diameter is 300 object powder, to obtain final product;
Step 3) prepare modified additive: by aluminium triphosphate, graphite, borax and Zinic stearas are put in the ball grinder that contains dehydrated alcohol, the weight ratio that is 30: 1 according to ratio of grinding media to material adds aluminium oxide ceramic ball, and Ball-milling Time is 12 hours, and ball milling temperature is room temperature, 500 revs/min of drum'ss speed of rotation, grinding powder diameter is 300 order left and right, evaporates dehydrated alcohol, obtains modified additive; Wherein, aluminium triphosphate, graphite, the weight ratio of borax and Zinic stearas is 1: 1: 2: 2;
Step 4) banburying major ingredient: by acrylic resin, polycarbonate, bisphenol f type epoxy resin, polysiloxane, dicyclopentadiene, dimethylamino ethoxy ethanol and cyanacrylate, mix, adding Banbury mixer, is at 90 DEG C mixing 5 minutes in temperature, obtains major ingredient; Wherein, acrylic resin, polycarbonate, bisphenol f type epoxy resin, polysiloxane, dicyclopentadiene, the weight ratio of dimethylamino ethoxy ethanol and cyanacrylate is 7: 4: 3: 2: 2: 1: 1;
Step 5) injection moulding: by modified kaolin, modification infusorial earth, modified additive and major ingredient, put into successively in whizzer, 1000 turn/min centrifugal mixers 5 minutes, after mixing, enter twin screw extruder and be squeezed into molten state, after the complete melting of batch mixing, be expressed in injection moulding machine injection moulding and get final product at 300 DEG C; The weight ratio of described modified kaolin, modification infusorial earth, modified additive and major ingredient is 2: 2: 9: 30.
After testing, the thickness that makes cable material is 3mm, tensile strength (N/mm
2) be 13.7, elongation at break (%) is 5297, hardness (A) 83, volume specific resistance × 10
-15(Ω cm) is 2.33, and oxygen index is 31.
Embodiment 3
The performance test of protection against corrosion cable material prepared by the present invention:
Be divided into three common BV cable group of group: A., 1 group of B. embodiment, 2 groups of C. embodiment.
Test materials is dipped in 10% sodium hydroxide solution to 30 days, each Specifeca tion speeification is measured, in table 1:
Table 1
Test materials is dipped in 8% sulphuric acid soln 30 days, and each Specifeca tion speeification is measured, in table 2:
Table 2
The present invention has also detected the impact on cable material of the present invention under wet-hot steam and salt water condition, and its various aspects of performance parameter fluctuation amplitude is also relatively little, does not affect the fundamental property of cable.
Finally, it is also to be noted that, what more than enumerate is only several specific embodiments of the present invention.Obviously, the invention is not restricted to above embodiment, can also have many distortion.All distortion that those of ordinary skill in the art can directly derive or associate from content disclosed by the invention, all should think protection scope of the present invention.
Claims (2)
1. a protection against corrosion cable material, it is prepared as follows and forms:
Step 1) prepare modified kaolin: first use 10% salt acid soak kaolin 10min, not have kaolin to be as the criterion, 500 leave the heart 3 minutes, collecting precipitation, after oven dry, grinding to form particle diameter is 300 object powder, to obtain final product;
Step 2) prepare modification infusorial earth: first use 10% salt acid soak diatomite 15min, not have diatomite to be as the criterion, 500 leave the heart 3 minutes, collecting precipitation, after oven dry, grinding to form particle diameter is 300 object powder, to obtain final product;
Step 3) prepare modified additive: by aluminium triphosphate, graphite, borax and Zinic stearas are put in the ball grinder that contains dehydrated alcohol, the weight ratio that is 30: 1 according to ratio of grinding media to material adds aluminium oxide ceramic ball, and Ball-milling Time is 12 hours, and ball milling temperature is room temperature, 500 revs/min of drum'ss speed of rotation, the particle diameter that is milled to raw material is 300 order left and right, evaporates dehydrated alcohol, obtains modified additive; Wherein, aluminium triphosphate, graphite, the weight ratio of borax and Zinic stearas is 1: 1: 2: 2;
Step 4) banburying major ingredient: by acrylic resin, polycarbonate, bisphenol f type epoxy resin, polysiloxane, dicyclopentadiene, dimethylamino ethoxy ethanol and cyanacrylate, mix, adding Banbury mixer, is at 90 DEG C mixing 5 minutes in temperature, obtains major ingredient; Wherein, acrylic resin, polycarbonate, bisphenol f type epoxy resin, polysiloxane, dicyclopentadiene, the weight ratio of dimethylamino ethoxy ethanol and cyanacrylate is 7: 4: 3: 2: 2: 1: 1;
Step 5) injection moulding: by modified kaolin, modification infusorial earth, modified additive and major ingredient, put into successively in whizzer, 1000 turn/min centrifugal mixers 5 minutes, after mixing, enter twin screw extruder and be squeezed into molten state, after the complete melting of batch mixing, be expressed in injection moulding machine injection moulding and get final product at 300 DEG C.2. protection against corrosion cable material as claimed in claim 1, is characterized in that, the weight ratio of described modified kaolin, modification infusorial earth, modified additive and major ingredient is 1-2: 1-2: 5-9: 20-30.
2. protection against corrosion cable material as claimed in claim 1, is characterized in that, the weight ratio of described modified kaolin, modification infusorial earth, modified additive and major ingredient is 1-2: 1-2: 5-9: 20-30.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410325767.1A CN104086885B (en) | 2014-07-04 | 2014-07-04 | A kind of anticorrosion cable material and preparation technology thereof |
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| CN201410325767.1A CN104086885B (en) | 2014-07-04 | 2014-07-04 | A kind of anticorrosion cable material and preparation technology thereof |
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| CN104086885A true CN104086885A (en) | 2014-10-08 |
| CN104086885B CN104086885B (en) | 2016-07-06 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105419244A (en) * | 2016-01-12 | 2016-03-23 | 芜湖航天特种电缆厂股份有限公司 | Kaolin-modified anti-aging cable insulating material and preparing method thereof |
| CN105504690A (en) * | 2016-01-12 | 2016-04-20 | 芜湖航天特种电缆厂股份有限公司 | Kieselguhr-modified anti-aging cable insulation material and preparation method thereof |
| CN106700511A (en) * | 2017-01-12 | 2017-05-24 | 芜湖航天特种电缆厂股份有限公司 | Diatomite modification-based nylon cable protective sleeve and preparation method thereof |
| CN106700510A (en) * | 2017-01-12 | 2017-05-24 | 芜湖航天特种电缆厂股份有限公司 | Nylon cable protective sleeve based on bentonite modification and preparation method thereof |
| CN106832773A (en) * | 2016-12-30 | 2017-06-13 | 安徽远征电缆科技有限公司 | A kind of cable anti-corrosion material |
| CN107325392A (en) * | 2017-08-01 | 2017-11-07 | 合肥安力电力工程有限公司 | A kind of corrosion resistant electric power material and preparation method thereof |
| CN108250686A (en) * | 2018-02-05 | 2018-07-06 | 合肥市大卓电力有限责任公司 | A kind of heat conduction high pressure breakdown Electric insulation material and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101466784A (en) * | 2006-04-19 | 2009-06-24 | 埃克森美孚化学专利公司 | Product by plasticized thermoplastic polyolefin composition |
| CN103756190A (en) * | 2014-01-12 | 2014-04-30 | 莒南县美达电力实业有限公司 | Radiation resistant cable and application of radiation resistant cable in power distribution system |
-
2014
- 2014-07-04 CN CN201410325767.1A patent/CN104086885B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101466784A (en) * | 2006-04-19 | 2009-06-24 | 埃克森美孚化学专利公司 | Product by plasticized thermoplastic polyolefin composition |
| CN103756190A (en) * | 2014-01-12 | 2014-04-30 | 莒南县美达电力实业有限公司 | Radiation resistant cable and application of radiation resistant cable in power distribution system |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105419244A (en) * | 2016-01-12 | 2016-03-23 | 芜湖航天特种电缆厂股份有限公司 | Kaolin-modified anti-aging cable insulating material and preparing method thereof |
| CN105504690A (en) * | 2016-01-12 | 2016-04-20 | 芜湖航天特种电缆厂股份有限公司 | Kieselguhr-modified anti-aging cable insulation material and preparation method thereof |
| CN106832773A (en) * | 2016-12-30 | 2017-06-13 | 安徽远征电缆科技有限公司 | A kind of cable anti-corrosion material |
| CN106700511A (en) * | 2017-01-12 | 2017-05-24 | 芜湖航天特种电缆厂股份有限公司 | Diatomite modification-based nylon cable protective sleeve and preparation method thereof |
| CN106700510A (en) * | 2017-01-12 | 2017-05-24 | 芜湖航天特种电缆厂股份有限公司 | Nylon cable protective sleeve based on bentonite modification and preparation method thereof |
| CN107325392A (en) * | 2017-08-01 | 2017-11-07 | 合肥安力电力工程有限公司 | A kind of corrosion resistant electric power material and preparation method thereof |
| CN108250686A (en) * | 2018-02-05 | 2018-07-06 | 合肥市大卓电力有限责任公司 | A kind of heat conduction high pressure breakdown Electric insulation material and preparation method thereof |
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| CN104086885B (en) | 2016-07-06 |
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