CN108623943A - The preparation method of the anti-electromagnetic shielding sheath of cable - Google Patents
The preparation method of the anti-electromagnetic shielding sheath of cable Download PDFInfo
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- CN108623943A CN108623943A CN201810499263.XA CN201810499263A CN108623943A CN 108623943 A CN108623943 A CN 108623943A CN 201810499263 A CN201810499263 A CN 201810499263A CN 108623943 A CN108623943 A CN 108623943A
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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
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- 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
- H01B3/443—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 vinylhalogenides or other halogenoethylenic compounds
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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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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
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- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Insulated Conductors (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
The invention discloses a kind of preparation methods of anti-electromagnetic shielded cable sheath, including：By polyvinyl chloride, butadiene-styrene rubber, anti-electromagnetic shielding filler, dimethyl silicone polymer, toluene, o-phthalic acid dibutyl ester, inositol hexaphosphate, epoxidation triglyceride, citrate and vulcanization accelerator TMTD according to 100：30‑50：10‑15：30‑40：10‑15：25‑35：3‑5：6‑10：1‑5：35 weight proportion is stirred, mediates obtained mixture M 1, by 1 extruding pelletization of the mixture M, processing；Wherein, the anti-electromagnetic shielding filler is made by the mixing of mica powder, the Fluorin doped carbon, ceramic fibre, Foam silver, nickel foam and foamed aluminium, heat treatment.The anti-electromagnetic shielded cable sheath has excellent anti-capability of electromagnetic shielding, heat conductivility and mechanical performance.
Description
Technical field
The present invention relates to cable product manufacturing fields, and in particular, to a kind of cable anti-electromagnetic shielding sheath and its preparation
Method.
Background technology
Currently, with the fast development in modern logistics lifting equipment field, harbour, mine, electric power, coal, building materials, grain
Etc. industries all use powerful equipment to improve production capacity all trades and professions, thus the requirement to matched transmission yarn is not
Disconnected to improve, voltage class also improves therewith, be with equipment at high speed in the case of cable is under 6kV~15kV high voltages
It moves back and forth, is collected with reel, become the main power supply cable of lifting equipment.Cable fights electromagnetic screen in frequent moving process
The electric property and mechanical property requirements covered are higher, and domestic dynamic uses such cable anti-electromagnetic shielding electric property longevity at present
Life is very short.
Invention content
The object of the present invention is to provide a kind of anti-electromagnetic shielded cable sheath and preparation method thereof, the anti-electromagnetic shielded cables
Sheath has excellent anti-capability of electromagnetic shielding, heat conductivility and mechanical performance.
To achieve the goals above, the present invention provides a kind of preparation methods of anti-electromagnetic shielded cable sheath, including：
Polyvinyl chloride, butadiene-styrene rubber, anti-electromagnetic shielding filler, dimethyl silicone polymer, toluene, phthalic acid two is pungent
Fat, inositol hexaphosphate, epoxidation triglyceride, citrate and vulcanization accelerator TMTD are according to 100：30-50：10-15：
30-40：10-15：25-35：3-5：6-10：1-5：The weight proportion of 3-5 is stirred, mediates obtained mixture M 1, will be described
1 extruding pelletization of mixture M, processing；
Wherein, the anti-electromagnetic shielding filler by mica powder, the Fluorin doped carbon, ceramic fibre, Foam silver, nickel foam and
Foamed aluminium mixing, heat treatment are made.
In above-mentioned technical proposal, the specific type and preparation method of the anti-electromagnetic shielding filler can there are many choosings
It selects, but in order to improve anti-capability of electromagnetic shielding, it is preferable that the anti-electromagnetic shielding filler is made by following methods：
1) it after mixing activated carbon, poly-dopamine ball with hydrogen fluoride, dries and is calcined to obtain Fluorin doped carbon；
2) after mica powder, the Fluorin doped carbon, ceramic fibre, Foam silver, nickel foam and foamed aluminium being mixed, are ground
It is heat-treated.
In above-mentioned technical proposal, the dosage of the activated carbon, poly-dopamine ball and hydrogen fluoride can be selected in a wide range
It selects, but in order to improve Fluorin doped rate, it is preferable that the amount ratio of the activated carbon, poly-dopamine ball and hydrogen fluoride is 100mg：
20-50mg：3-5mL hydrogen fluoride solutions；
The HF of the % of mass containing 5-8 in the hydrogen fluoride solution.
In above-mentioned technical proposal, the dosage of each raw material can select in a wide range, but in order to improve Fluorin doped rate,
Preferably, in parts by weight, the dosage of the mica powder, Fluorin doped carbon, ceramic fibre, Foam silver, nickel foam and foamed aluminium is matched
Than being 100：5-10：15-30：3-8：5-10：6-10.
In above-mentioned technical proposal, the condition of the calcining can select in a wide range, but for preparation efficiency, it is excellent
Selection of land, the calcining at least meet the following conditions：Under an inert atmosphere, temperature is 900-1000 DEG C, time 1-2h.
In above-mentioned technical proposal, the condition of the heat treatment can select in a wide range, but for preparation efficiency,
Preferably, the heat treatment at least meets the following conditions：Under an inert atmosphere, temperature is 150-200 DEG C, time 4-6h.
During the calcining and heat treatment, the inert atmosphere is provided by nitrogen or argon gas.
In above-mentioned technical proposal, the specific particle size of the mica powder can select in a wide range, but in order to
Improve mixing between each raw material, synergy, it is preferable that the particle size of the mica powder is 200-800nm.
In above-mentioned preparation method, the condition of the stirring can select in a wide range, but in order to improve mixing effect
Rate, effect, it is preferable that the rotating speed of the stirring is 2000-3000rpm, time 4-12h.
The present invention also provides a kind of anti-electromagnetic shielding sheaths of cable made from above-mentioned preparation method.
Through the above technical solutions, first using activated carbon, poly-dopamine ball and hydrogen fluoride mixing, calcining that fluorine is made in the present invention
Doped carbon；Then it mixed, ground with mica powder, the Fluorin doped carbon, ceramic fibre, Foam silver, nickel foam and foamed aluminium
After carry out heat treatment be made anti-electromagnetic shielding filler.On the one hand material can be improved obtains heat conductivility to Fluorin doped carbon material, simultaneously
Fluorine must mix and can reduce Heat Conduction Material and obtain conductance function, then mixed with mica powder, nickel foam and foamed aluminium and be further made
Anti- electromagnetic shielding filler.The anti-electromagnetic shielding filler of gained is again with polyvinyl chloride, butadiene-styrene rubber and other auxiliary agents specific
Cable is mixed to get under composition and ratio with anti-electromagnetic shielding sheath.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Specific implementation mode
The specific implementation mode of the present invention is described in detail below.It should be understood that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
The endpoint of disclosed range and any value are not limited to the accurate range or value herein, these ranges or
Value should be understood as comprising the value close to these ranges or value.For numberical range, between the endpoint value of each range, respectively
It can be combined with each other between the endpoint value of a range and individual point value, and individually between point value and obtain one or more
New numberical range, these numberical ranges should be considered as specific open herein.
The present invention will be described in detail by way of examples below.
Preparation example 1
1) by 100mg activated carbons, 20mg poly-dopamine balls be added to 3mL hydrogen fluoride (HF of 5 mass %) mix after, it is dry
And under nitrogen atmosphere, 900 DEG C calcining 2h obtain Fluorin doped carbon；
2) by mica powder (200nm), the Fluorin doped carbon, ceramic fibre, Foam silver, nickel foam and foamed aluminium according to 100：
8：20：6：8：8 weight ratio mixed, grind after 6h is heat-treated at 150 DEG C, obtain anti-electromagnetic shielding filler and be denoted as W1.
Preparation example 2
1) by 100mg activated carbons, 30mg poly-dopamine balls be added to 4mL hydrogen fluoride (HF of 8 mass %) mix after, it is dry
And under nitrogen atmosphere, 950 DEG C calcining 1h obtain Fluorin doped carbon；
2) by mica powder (600nm), the Fluorin doped carbon, ceramic fibre, Foam silver, nickel foam and foamed aluminium according to 100：
10：30：8：10：10 weight ratio mixed, grind after 5h is heat-treated at 180 DEG C, obtain anti-electromagnetic shielding filler and be denoted as W2.
Preparation example 3
1) by 100mg activated carbons, 50mg poly-dopamine balls be added to 5mL hydrogen fluoride (HF of 5 mass %) mix after, it is dry
And under nitrogen atmosphere, 1000 DEG C calcining 1h obtain Fluorin doped carbon；
2) by mica powder (800nm), the Fluorin doped carbon, ceramic fibre, Foam silver, nickel foam and foamed aluminium according to 100：
5：15：3：5：6 weight ratio mixed, grind after 4-6h is heat-treated at 200 DEG C, obtain anti-electromagnetic shielding filler and be denoted as W3.
Preparation example 4
Anti- electromagnetic shielding filler W4 is prepared Following the procedure of Example 1, unlike step 1) in hydrogen fluoride is not added
Direct mixed calcining.
Preparation example 5
Anti- electromagnetic shielding filler W5 is prepared Following the procedure of Example 1, the difference is that Foam silver is not added.
Preparation example 6
Anti- electromagnetic shielding filler W6 is prepared Following the procedure of Example 1, the difference is that nickel foam is not added.
Preparation example 7
Anti- electromagnetic shielding filler W7 is prepared Following the procedure of Example 1, the difference is that foamed aluminium is not added.
Embodiment 1
By polyvinyl chloride, butadiene-styrene rubber, anti-electromagnetic shielding filler W1, dimethyl silicone polymer, toluene, phthalic acid two
Pungent fat, inositol hexaphosphate, epoxidation triglyceride, citrate and vulcanization accelerator TMTD are according to 100：30：10：30：
10：25：3：6：1：3 weight proportion is mixed, is stirred the obtained cable use in the case where rotating speed is 2000-3000rpm
Anti- electromagnetic shielding sheath, is denoted as A1.
Embodiment 2
By polyvinyl chloride, butadiene-styrene rubber, anti-electromagnetic shielding filler W1, dimethyl silicone polymer, toluene, phthalic acid two
Pungent fat, inositol hexaphosphate, epoxidation triglyceride, citrate and vulcanization accelerator TMTD are according to 100：40：12：35：
12：30：4：8：3：4 weight proportion is mixed, is stirred the anti-electromagnetism of the obtained cable in the case where rotating speed is 2000rpm
Shield sheath is denoted as A2.
Embodiment 3
By polyvinyl chloride, butadiene-styrene rubber, anti-electromagnetic shielding filler W1, dimethyl silicone polymer, toluene, phthalic acid two
Pungent fat, inositol hexaphosphate, epoxidation triglyceride, citrate and vulcanization accelerator TMTD are according to 100：40：12：35：
12：30：4：8：3：4 weight proportion is mixed, is stirred the anti-electromagnetism of the obtained cable in the case where rotating speed is 3000rpm
Shield sheath is denoted as A3.
Embodiment 4
The anti-electromagnetic shielding sheath A4 of cable is prepared according to the method for embodiment 1, the difference is that the anti-electromagnetic shielding used
Filler W4 replaces W1.
Embodiment 5
The anti-electromagnetic shielding sheath A5 of cable is prepared according to the method for embodiment 1, the difference is that the anti-electromagnetic shielding used
Filler W5 replaces W1.
Embodiment 6
The anti-electromagnetic shielding sheath A6 of cable is prepared according to the method for embodiment 1, the difference is that the anti-electromagnetic shielding used
Filler W6 replaces W1.
Embodiment 7
The anti-electromagnetic shielding sheath A7 of cable is prepared according to the method for embodiment 1, the difference is that the anti-electromagnetic shielding used
Filler W7 replaces W1.
Comparative example 1
The anti-electromagnetic shielding sheath D1 of cable is prepared according to the method for embodiment 1, the difference is that add anti-electromagnetic shielding
Filler W1.
Application examples 1
By the anti-electromechanical cable of high-weatherability made from embodiment and comparative example with rubber composition A1-A7 and D1 detect its
Shielding attenuation under 30MHz, meanwhile, it detects the anti-aging experiment of sheath according to GB/T2951.12 and detects the fracture after aging
Elongation, obtains that the results are shown in Table 1.
Table 1
| Number | Shielding attenuation (db) | Elongation at break (%) |
| A1 | 99 | 800 |
| A2 | 94 | 810 |
| A3 | 97 | 805 |
| A4 | 85 | 350 |
| A5 | 55 | 550 |
| A6 | 57 | 550 |
| A7 | 61 | 600 |
| D1 | 35 | 610 |
The preferred embodiment of the present invention has been described above in detail, still, during present invention is not limited to the embodiments described above
Detail can carry out a variety of simple variants to technical scheme of the present invention within the scope of the technical concept of the present invention, this
A little simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (10)
1. a kind of preparation method of anti-electromagnetic shielded cable sheath, which is characterized in that including：
By polyvinyl chloride, butadiene-styrene rubber, anti-electromagnetic shielding filler, dimethyl silicone polymer, toluene, o-phthalic acid dibutyl ester,
Inositol hexaphosphate, epoxidation triglyceride, citrate and vulcanization accelerator TMTD are according to 100：30-50：10-15：30-
40：10-15：25-35：3-5：6-10：1-5：The weight proportion of 3-5 is stirred, mediates obtained mixture M 1, by the mixing
Object M1 extruding pelletizations, processing；
Wherein, the anti-electromagnetic shielding filler is by mica powder, the Fluorin doped carbon, ceramic fibre, Foam silver, nickel foam and foam
Aluminium mixing, heat treatment are made.
2. preparation method according to claim 1, wherein the anti-electromagnetic shielding filler is made by following methods：
1) it after mixing activated carbon, poly-dopamine ball with hydrogen fluoride, dries and is calcined to obtain Fluorin doped carbon；
2) it is carried out after mica powder, the Fluorin doped carbon, ceramic fibre, Foam silver, nickel foam and foamed aluminium being mixed, ground
Heat treatment.
3. preparation method according to claim 2, wherein the activated carbon, poly-dopamine ball and hydrogen fluoride amount ratio
For 100mg：20-50mg：3-5mL hydrogen fluoride solutions；
The HF of the % of mass containing 5-8 in the hydrogen fluoride solution.
4. preparation method according to claim 2, wherein in parts by weight, the mica powder, Fluorin doped carbon, ceramics are fine
Dimension, Foam silver, nickel foam and foamed aluminium consumption proportion be 100：5-10：15-30：3-8：5-10：6-10.
5. preparation method according to claim 2, wherein the calcining at least meets the following conditions：Under an inert atmosphere,
Temperature is 900-1000 DEG C, time 1-2h.
6. preparation method according to claim 2, wherein the heat treatment at least meets the following conditions：In inert atmosphere
Under, temperature is 150-200 DEG C, time 4-6h.
7. preparation method according to claim 5 or 6, wherein inert atmosphere is each described in the calcining, heat treatment step
It is provided from independence by nitrogen or argon gas.
8. preparation method according to claim 1, wherein the kneading meets the following conditions：The temperature of kneading is 160-
180 DEG C, the time of kneading is 30-40min.
9. preparation method according to claim 1, wherein the temperature of the extruding pelletization is 195-200 DEG C.
10. anti-electromagnetic shielded cable sheath made from a kind of preparation method by described in any one of claim 1-9.
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| CN201810499263.XA CN108623943A (en) | 2018-05-23 | 2018-05-23 | The preparation method of the anti-electromagnetic shielding sheath of cable |
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| CN201810499263.XA CN108623943A (en) | 2018-05-23 | 2018-05-23 | The preparation method of the anti-electromagnetic shielding sheath of cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112852137A (en) * | 2020-12-30 | 2021-05-28 | 苏州创浩新材料科技有限公司 | Electromagnetic shielding composite material |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107722519A (en) * | 2017-10-24 | 2018-02-23 | 芜湖航天特种电缆厂股份有限公司 | Anti- electromechanical cable sheath and preparation method thereof |
| CN107746526A (en) * | 2017-10-24 | 2018-03-02 | 芜湖航天特种电缆厂股份有限公司 | The anti-electromechanical cable of aviation |
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- 2018-05-23 CN CN201810499263.XA patent/CN108623943A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107722519A (en) * | 2017-10-24 | 2018-02-23 | 芜湖航天特种电缆厂股份有限公司 | Anti- electromechanical cable sheath and preparation method thereof |
| CN107746526A (en) * | 2017-10-24 | 2018-03-02 | 芜湖航天特种电缆厂股份有限公司 | The anti-electromechanical cable of aviation |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112852137A (en) * | 2020-12-30 | 2021-05-28 | 苏州创浩新材料科技有限公司 | Electromagnetic shielding composite material |
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Application publication date: 20181009 |