CN108948496A - A kind of buried cable sheath material and preparation method thereof - Google Patents
A kind of buried cable sheath material and preparation method thereof Download PDFInfo
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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
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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- 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
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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
- C08K2003/2296—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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- 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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- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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
- 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 discloses a kind of buried cable sheath materials, belong to cable sheath material technical field, the raw material of following parts by weight is made: 30-40 parts of polyethylene, 15-20 parts of organic siliconresin, 10-15 parts of fluorubber, 5-8 parts of ceramic fibre, 2-3 parts of antibacterial agent, 3-5 parts of calcium stearate, 5-10 parts of compatilizer, 1-2 parts of camphorated oil, 3-5 parts of polyethylene wax and 1-2 parts of rosin.The sheath material is corrosion-resistant, and mechanical performance is excellent, antibacterial environment protection, long service life.
Description
Technical field
The present invention relates to a kind of cable sheath materials, more particularly, to a kind of buried cable sheath material and its preparation side
Method.
Background technique
Cable cover(ing) is the protective layer of cable outer layer, is protection cable for acting on, it is ensured that the safe operation of cable, therefore
It is required that cable sheath material has certain wear-resisting, ageing-resistant performance, mechanical performance is excellent.And buried cable is different from aerial electricity
Cable, often in contact with water, soil layer etc. is arrived, is gnawed standing in cable duct, tunnel or seawater by water or soil property burn into mouse ant
Food, mechanical shock and mould bacterium Alto microbial damage are larger, therefore more stringent requirements are proposed to underground cable sheath material.
China Patent Publication No. CN108250733A discloses a kind of waterproof protection of submarine cable set and preparation method thereof, the system
Preparation Method includes: 1) by vinyl chloride, boron nitride, sodium bicarbonate, starch, molecular sieve, potassium peroxydisulfate, sorbitol, glycerin fatty
Acid esters, water carry out haptoreaction, and then dry, ball milling is to be made resistance to compression auxiliary agent；2) by polyamide, polycarbonate, O-phthalic
Sour dibutyl ester, paraffin oil, talcum powder, melamine, white carbon black and resistance to compression auxiliary agent are mixed so that protection cover material is made；3) will
The protection cover material is kneaded, forms so that the waterproof protection of submarine cable set is made.Protection of submarine cable set has excellent
Pressure-resistant performance, but do not improve its corrosion resistance and other mechanical performances.
China Patent Publication No. CN106633294A discloses a kind of functional agglomerate being added in underground cables polyethylene,
It is prepared by the component of following parts by weight: 80-100 parts of vector resin, ashes 20-25 parts of micron order volcano, polystyrene bubble
10-15 parts of foam, 5-7 parts of antibacterial agent, 10-15 parts of curing agent, 0.8-1.2 parts of dispersing agent, wherein vector resin is polyvinyl resin,
The component of antibacterial agent is calculated as with weight part ratio: copper sulphate: silver ion antimicrobial agent=1:0.5-0.7, the preferred sulphur of curing agent, dispersion
The preferred oxidized polyethylene wax of agent.The functional agglomerate of the invention makes underground cables polythene material exist using calcium oxide and volcanic ash
In use gradually hardening formed hardening protective layer, make underground cables polythene material have stronger humidity fever and chills, antibacterial,
Soaking-resistant, corrosion resistant performance guarantee that underground cables use safe, extension underground cables service life.But the invention does not have
Have and functional agglomerate mechanical performance is improved, service life is relatively low.
Summary of the invention
In view of this, in view of the deficiencies of the prior art, it is an object of the present invention to provide a kind of buried cable sheath material, it should
Sheath material is corrosion-resistant, and mechanical performance is excellent, antibacterial environment protection, long service life.
In order to achieve the above objectives, the invention adopts the following technical scheme:
A kind of buried cable sheath material, is prepared from the following raw materials in parts by weight: 30-40 parts of polyethylene, organic siliconresin 15-
20 parts, 10-15 parts of fluorubber, 5-8 parts of ceramic fibre, 2-3 parts of antibacterial agent, 3-5 parts of calcium stearate, 5-10 parts of compatilizer, camphor
1-2 parts oily, 3-5 parts of polyethylene wax and 1-2 parts of rosin.
Further, it is prepared from the following raw materials in parts by weight: 35 parts of polyethylene, 18 parts of organic siliconresin, fluorubber 12
Part, 6.5 parts of ceramic fibre, 2.5 parts of antibacterial agent, 3.5 parts of calcium stearate, 8 parts of compatilizer, 1.5 parts of camphorated oil, 4 parts of polyethylene wax
With 1.5 parts of rosin.
Further, the compatilizer is maleic anhydride grafted polyethylene or ethylene-vinyl acetate copolymer.
Further, the antibacterial agent is that nano zine oxide and alum are mixed by weight 1-2:1.
Further, the buried cable sheath material, is made of following steps:
(1) antibacterial agent, calcium stearate and ceramic fibre is weighed by weight to be uniformly mixed；
(2) polyethylene, organic siliconresin, fluorubber are weighed by weight to be sent into kneading machine, are kneaded 10- at 120-135 DEG C
15min, the mixture and compatilizer, camphorated oil, polyethylene wax and rosin then added in step (1) are kneaded 3-5min；
(3) step (2) mixing materials are put into extruding pelletization in double screw extruder, the temperature of the extruder is set as 150-
220 DEG C, pellet is after drying, screening, packaging.
The beneficial effects of the present invention are:
1, buried cable sheath material disclosed in the present application is using polyethylene and organic siliconresin as base-material, also addition ceramic fibre,
Calcium stearate etc., the product mechanical performance finally prepared is excellent, tensile strength 36.0-39Mpa, elongation at break 285-
315%, and wearability and anti-aging property are excellent.
2, since polyethylene wearproof and resistance to ag(e)ing are poor, organic siliconresin is added in polyethylene, can be improved accordingly
Sheath material stability and mechanical performance；And its toughness and anti-aging property can be improved by adding fluorubber；Also add in sheath material
Added with reinforcing material ceramic fibre, antibacterial agent zinc oxide and alum, ceramic fibre is used to increase the mechanical strength of the application, this Shen
Please in the ceramic fibre average diameter that use for 2-4 μm, length 1-2mm, specific surface area is larger, and the application is by zinc oxide and bright
Alum dispersion is supported in ceramic fibre, be can be avoided zinc oxide reunion, is enhanced the antibacterial action of the application.
3, it is in addition also added with calcium stearate in sheath material, on the one hand can be used as lubricant, another aspect stearic acid
Calcium will disperse on the surface layer of material, cable is for a long time in use, stearic under the action of camphorated oil and both greases of rosin
Sour calcium can decompose, and absorb partial moisture and harden, and can increase the anticorrosive performance with antibacterial of the application.
And camphorated oil and polyethylene wax are dispersed in the surface of resin and rubber, form protective film, and camphorated oil can also enhance
The antibacterial action of the application；And rosin high temperature can increase dispersibility of the inorganic material in resin after dissolving, to increase this Shen
Please inorganic filler and resin compatibility, to increase mechanical performance.
Compatilizer uses maleic anhydride grafted polyethylene or ethylene-vinyl acetate copolymer emulsion, and ethene-vinyl acetate is total
Vinyl acetate content is 10-20%, the compatibility of energy reinforcing filler and base-material, to increase the machinery of the application in copolymer emulsion
Performance.
Specific embodiment
The invention will be further described combined with specific embodiments below.
Embodiment 1
A kind of buried cable sheath material, is prepared from the following raw materials in parts by weight: 30 parts of polyethylene, 15 parts of organic siliconresin,
15 parts of fluorubber, 5 parts of ceramic fibre, 2 parts of antibacterial agent, 5 parts of calcium stearate, 5 parts of compatilizer, 1 part of camphorated oil, 5 parts of polyethylene wax
With 1 part of rosin.
Wherein compatilizer is ethylene-vinyl acetate copolymer.
Wherein antibacterial agent is that nano zine oxide and alum are mixed by weight 1:1.
A kind of buried cable sheath material, is made of following steps:
(1) antibacterial agent, calcium stearate and ceramic fibre is weighed by weight to be uniformly mixed；
(2) polyethylene, organic siliconresin, fluorubber are weighed by weight to be sent into kneading machine, 15min are kneaded at 120 DEG C, so
The mixture and compatilizer, camphorated oil, polyethylene wax and rosin added in step (1) afterwards is kneaded 5min；
(3) step (2) mixing materials are put into extruding pelletization in double screw extruder, the temperature of the extruder is set as 150-
220 DEG C, wherein each area's temperature of extruder is respectively as follows: 150 DEG C of Ith area, II 180 DEG C of area, III 190 DEG C of area, IV 210 DEG C of area, V area 220
DEG C, 200 DEG C of head, pellet is after drying, screening, packaging.
Embodiment 2
A kind of buried cable sheath material, is prepared from the following raw materials in parts by weight: 32 parts of polyethylene, 16 parts of organic siliconresin,
14 parts of fluorubber, 5.5 parts of ceramic fibre, 2.2 parts of antibacterial agent, 4.5 parts of calcium stearate, 6 parts of compatilizer, 1.2 parts of camphorated oil, poly- second
4.5 parts and 1.2 parts of rosin of alkene wax.
Wherein compatilizer is maleic anhydride grafted polyethylene.
Wherein antibacterial agent is that nano zine oxide and alum are mixed by weight 1.5:1.
A kind of buried cable sheath material, is made of following steps:
(1) antibacterial agent, calcium stearate and ceramic fibre is weighed by weight to be uniformly mixed；
(2) polyethylene, organic siliconresin, fluorubber are weighed by weight to be sent into kneading machine, 14min are kneaded at 125 DEG C, so
The mixture and compatilizer, camphorated oil, polyethylene wax and rosin added in step (1) afterwards is kneaded 4min；
(3) step (2) mixing materials are put into extruding pelletization in double screw extruder, the temperature of the extruder is set as 150-
220 DEG C, wherein each area's temperature of extruder is respectively as follows: 150 DEG C of Ith area, II 180 DEG C of area, III 190 DEG C of area, IV 210 DEG C of area, V area 220
DEG C, 200 DEG C of head, pellet is after drying, screening, packaging.
Embodiment 3
A kind of buried cable sheath material, is prepared from the following raw materials in parts by weight: 34 parts of polyethylene, 17 parts of organic siliconresin,
13 parts of fluorubber, 6 parts of ceramic fibre, 2.4 parts of antibacterial agent, 4 parts of calcium stearate, 7 parts of compatilizer, 1.4 parts of camphorated oil, polyethylene wax
4.2 parts and 1.4 parts of rosin.
Wherein compatilizer is maleic anhydride grafted polyethylene.
Wherein antibacterial agent is that nano zine oxide and alum are mixed by weight 1:1.
A kind of buried cable sheath material, is made of following steps:
(1) antibacterial agent, calcium stearate and ceramic fibre is weighed by weight to be uniformly mixed；
(2) polyethylene, organic siliconresin, fluorubber are weighed by weight to be sent into kneading machine, 13min are kneaded at 130 DEG C, so
The mixture and compatilizer, camphorated oil, polyethylene wax and rosin added in step (1) afterwards is kneaded 4min；
(3) step (2) mixing materials are put into extruding pelletization in double screw extruder, the temperature of the extruder is set as 150-
220 DEG C, wherein each area's temperature of extruder is respectively as follows: 150 DEG C of Ith area, II 180 DEG C of area, III 190 DEG C of area, IV 210 DEG C of area, V area 220
DEG C, 200 DEG C of head, pellet is after drying, screening, packaging.
Embodiment 4
A kind of buried cable sheath material, is prepared from the following raw materials in parts by weight: 35 parts of polyethylene, 18 parts of organic siliconresin,
12 parts of fluorubber, 6.5 parts of ceramic fibre, 2.5 parts of antibacterial agent, 3.5 parts of calcium stearate, 8 parts of compatilizer, 1.5 parts of camphorated oil, poly- second
4 parts and 1.5 parts of rosin of alkene wax.
Wherein compatilizer is ethylene-vinyl acetate copolymer.
Wherein antibacterial agent is that nano zine oxide and alum are mixed by weight 2:1.
A kind of buried cable sheath material, is made of following steps:
(1) antibacterial agent, calcium stearate and ceramic fibre is weighed by weight to be uniformly mixed；
(2) polyethylene, organic siliconresin, fluorubber are weighed by weight to be sent into kneading machine, 12min are kneaded at 130 DEG C, so
The mixture and compatilizer, camphorated oil, polyethylene wax and rosin added in step (1) afterwards is kneaded 4min；
(3) step (2) mixing materials are put into extruding pelletization in double screw extruder, the temperature of the extruder is set as 150-
220 DEG C, wherein each area's temperature of extruder is respectively as follows: 150 DEG C of Ith area, II 180 DEG C of area, III 190 DEG C of area, IV 210 DEG C of area, V area 220
DEG C, 200 DEG C of head, pellet is after drying, screening, packaging.
Embodiment 5
A kind of buried cable sheath material, is prepared from the following raw materials in parts by weight: 36 parts of polyethylene, 19 parts of organic siliconresin,
11 parts of fluorubber, 7 parts of ceramic fibre, 2.6 parts of antibacterial agent, 3 parts of calcium stearate, 9 parts of compatilizer, 1.6 parts of camphorated oil, polyethylene wax
3.8 parts and 1.6 parts of rosin.
Wherein compatilizer is maleic anhydride grafted polyethylene.
Wherein antibacterial agent is that nano zine oxide and alum are mixed by weight 1:1.
A kind of buried cable sheath material, is made of following steps:
(1) antibacterial agent, calcium stearate and ceramic fibre is weighed by weight to be uniformly mixed；
(2) polyethylene, organic siliconresin, fluorubber are weighed by weight to be sent into kneading machine, 11min are kneaded at 135 DEG C, so
The mixture and compatilizer, camphorated oil, polyethylene wax and rosin added in step (1) afterwards is kneaded 3min；
(3) step (2) mixing materials are put into extruding pelletization in double screw extruder, the temperature of the extruder is set as 150-
220 DEG C, wherein each area's temperature of extruder is respectively as follows: 150 DEG C of Ith area, II 180 DEG C of area, III 190 DEG C of area, IV 210 DEG C of area, V area 220
DEG C, 200 DEG C of head, pellet is after drying, screening, packaging.
Embodiment 6
A kind of buried cable sheath material, is prepared from the following raw materials in parts by weight: 38 parts of polyethylene, 20 parts of organic siliconresin,
10 parts of fluorubber, 7.5 parts of ceramic fibre, 2.8 parts of antibacterial agent, 3 parts of calcium stearate, 10 parts of compatilizer, 1.8 parts of camphorated oil, poly- second
3.5 parts and 1.8 parts of rosin of alkene wax.
Wherein compatilizer is maleic anhydride grafted polyethylene.
Wherein antibacterial agent is that nano zine oxide and alum are mixed by weight 2:1.
A kind of buried cable sheath material, is made of following steps:
(1) antibacterial agent, calcium stearate and ceramic fibre is weighed by weight to be uniformly mixed；
(2) polyethylene, organic siliconresin, fluorubber are weighed by weight to be sent into kneading machine, 11min are kneaded at 135 DEG C, so
The mixture and compatilizer, camphorated oil, polyethylene wax and rosin added in step (1) afterwards is kneaded 3min；
(3) step (2) mixing materials are put into extruding pelletization in double screw extruder, the temperature of the extruder is set as 150-
220 DEG C, wherein each area's temperature of extruder is respectively as follows: 150 DEG C of Ith area, II 180 DEG C of area, III 190 DEG C of area, IV 210 DEG C of area, V area 220
DEG C, 200 DEG C of head, pellet is after drying, screening, packaging.
Embodiment 7
A kind of buried cable sheath material, is prepared from the following raw materials in parts by weight: 40 parts of polyethylene, 19 parts of organic siliconresin,
15 parts of fluorubber, 8 parts of ceramic fibre, 3 parts of antibacterial agent, 4 parts of calcium stearate, 5 parts of compatilizer, 2 parts of camphorated oil, 3 parts of polyethylene wax
With 2 parts of rosin.
Wherein compatilizer is ethylene-vinyl acetate copolymer.
Wherein antibacterial agent is that nano zine oxide and alum are mixed by weight 1:1.
A kind of buried cable sheath material, is made of following steps:
(1) antibacterial agent, calcium stearate and ceramic fibre is weighed by weight to be uniformly mixed；
(2) polyethylene, organic siliconresin, fluorubber are weighed by weight to be sent into kneading machine, 15min are kneaded at 120 DEG C, so
The mixture and compatilizer, camphorated oil, polyethylene wax and rosin added in step (1) afterwards is kneaded 5min；
(3) step (2) mixing materials are put into extruding pelletization in double screw extruder, the temperature of the extruder is set as 150-
220 DEG C, wherein each area's temperature of extruder is respectively as follows: 150 DEG C of Ith area, II 180 DEG C of area, III 190 DEG C of area, IV 210 DEG C of area, V area 220
DEG C, 200 DEG C of head, pellet is after drying, screening, packaging.
Embodiment 8
A kind of buried cable sheath material, is prepared from the following raw materials in parts by weight: 38 parts of polyethylene, 20 parts of organic siliconresin,
14 parts of fluorubber, 8 parts of ceramic fibre, 2.5 parts of antibacterial agent, 5 parts of calcium stearate, 6 parts of compatilizer, 1.5 parts of camphorated oil, polyethylene wax
4 parts and 1.5 parts of rosin.
Wherein compatilizer is maleic anhydride grafted polyethylene.
Wherein antibacterial agent is that nano zine oxide and alum are mixed by weight 1.5:1.
A kind of buried cable sheath material, is made of following steps:
(1) antibacterial agent, calcium stearate and ceramic fibre is weighed by weight to be uniformly mixed；
(2) polyethylene, organic siliconresin, fluorubber are weighed by weight to be sent into kneading machine, 11min are kneaded at 135 DEG C, so
The mixture and compatilizer, camphorated oil, polyethylene wax and rosin added in step (1) afterwards is kneaded 4min；
(3) step (2) mixing materials are put into extruding pelletization in double screw extruder, the temperature of the extruder is set as 150-
220 DEG C, wherein each area's temperature of extruder is respectively as follows: 150 DEG C of Ith area, II 180 DEG C of area, III 190 DEG C of area, IV 210 DEG C of area, V area 220
DEG C, 200 DEG C of head, pellet is after drying, screening, packaging.
Comparative example 1
Comparative example 1 is substantially the same manner as Example 8, the difference is that: remove fluorubber, other techniques are same as Example 8.
Comparative example 2
Comparative example 2 is substantially the same manner as Example 8, the difference is that: remove polyethylene wax and camphorated oil, other techniques and implementation
Example 8 is identical.
Performance test
The embodiment 1-8 and comparative example 1-2 cable sheath material prepared is prepared into sample according to standard, is tested for the property,
Wherein wear-resisting property is tested using MZ-4061 type abrasiometer by GB/T1689-1998, and test result is as shown in table 1,
And the sample of the application 1-8 impregnates 15 days in water, in 0.5M hydrochloric acid and 0.5M sodium hydroxide solution, material surface is without rising
Bubble, seminess.
1 embodiment 1-8 of table and comparative example 1-2 performance test data
As can be seen from Table 1, the mechanical performance of cable sheath material prepared by the present invention is excellent, tensile strength 36.0-
39Mpa, elongation at break 285-315%, and wearability is good, and the tensile strength of material and elongation at break are kept after aging
Rate is higher, and anti-aging property is good, illustrates that sheath material mechanical performance prepared by the present invention is high, wear-resisting ageing-resistant performance is excellent, can
It is protected applied to buried cable.
And comparative example 1 removes fluorubber on the basis of embodiment 8, comparative example 2 is removed on the basis of embodiment 8
The performance of polyethylene wax and camphorated oil, Comparative result example 1 and the product in comparative example 2 is below embodiment 8, illustrates of the invention
Fluorubber, polyethylene wax and camphorated oil can cooperate with the mechanical performance for increasing material.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, this field is common
Other modifications or equivalent replacement that technical staff makes technical solution of the present invention, without departing from technical solution of the present invention
Spirit and scope, be intended to be within the scope of the claims of the invention.
Claims (5)
1. a kind of buried cable sheath material, it is characterised in that: be prepared from the following raw materials in parts by weight: 30-40 parts of polyethylene,
It is 15-20 parts of organic siliconresin, 10-15 parts of fluorubber, 5-8 parts of ceramic fibre, 2-3 parts of antibacterial agent, 3-5 parts of calcium stearate, compatible
5-10 parts of agent, 1-2 parts of camphorated oil, 3-5 parts of polyethylene wax and 1-2 parts of rosin.
2. a kind of buried cable sheath material according to claim 1, it is characterised in that: by the raw material of following parts by weight
It is made: 35 parts of polyethylene, 18 parts of organic siliconresin, 12 parts of fluorubber, 6.5 parts of ceramic fibre, 2.5 parts of antibacterial agent, calcium stearate
3.5 parts, 8 parts of compatilizer, 1.5 parts of camphorated oil, 4 parts of polyethylene wax and 1.5 parts of rosin.
3. a kind of buried cable sheath material according to claim 1, it is characterised in that: the compatilizer is maleic anhydride
Grafted polyethylene or ethylene-vinyl acetate copolymer.
4. a kind of buried cable sheath material according to claim 1, it is characterised in that: the antibacterial agent is nano oxidized
Zinc and alum are mixed by weight 1-2:1.
5. a kind of buried cable sheath material according to claim 1, it is characterised in that: be made of following steps:
(1) antibacterial agent, calcium stearate and ceramic fibre is weighed by weight to be uniformly mixed；
(2) polyethylene, organic siliconresin, fluorubber are weighed by weight to be sent into kneading machine, are kneaded 10- at 120-135 DEG C
15min, the mixture and compatilizer, camphorated oil, polyethylene wax and rosin then added in step (1) are kneaded 3-5min；
(3) step (2) mixing materials are put into extruding pelletization in double screw extruder, the temperature of the extruder is set as 150-
220 DEG C, pellet is after drying, screening, packaging.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810828386.3A CN108948496B (en) | 2018-07-25 | 2018-07-25 | Underground cable sheath material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810828386.3A CN108948496B (en) | 2018-07-25 | 2018-07-25 | Underground cable sheath material and preparation method thereof |
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| CN108948496A true CN108948496A (en) | 2018-12-07 |
| CN108948496B CN108948496B (en) | 2021-03-12 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111423650A (en) * | 2020-05-14 | 2020-07-17 | 安徽长远机电股份有限公司 | Heat-resistant polyethylene cable material and preparation method thereof |
| CN112940508A (en) * | 2021-02-25 | 2021-06-11 | 深圳市台钜电工有限公司 | High-frequency data transmission line sheath material and preparation method thereof |
| CN114171251A (en) * | 2021-11-29 | 2022-03-11 | 安徽电气集团股份有限公司 | Power cable with chemical corrosion resistance |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111423650A (en) * | 2020-05-14 | 2020-07-17 | 安徽长远机电股份有限公司 | Heat-resistant polyethylene cable material and preparation method thereof |
| CN112940508A (en) * | 2021-02-25 | 2021-06-11 | 深圳市台钜电工有限公司 | High-frequency data transmission line sheath material and preparation method thereof |
| CN112940508B (en) * | 2021-02-25 | 2022-06-14 | 深圳市台钜电工有限公司 | High-frequency data transmission line sheath material and preparation method thereof |
| CN114171251A (en) * | 2021-11-29 | 2022-03-11 | 安徽电气集团股份有限公司 | Power cable with chemical corrosion resistance |
| CN114171251B (en) * | 2021-11-29 | 2023-09-08 | 安徽电气集团股份有限公司 | Power cable with chemical corrosion resistance |
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