CN105513683A - Composite electric power cable having communication channel - Google Patents
Composite electric power cable having communication channel Download PDFInfo
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- CN105513683A CN105513683A CN201510510464.1A CN201510510464A CN105513683A CN 105513683 A CN105513683 A CN 105513683A CN 201510510464 A CN201510510464 A CN 201510510464A CN 105513683 A CN105513683 A CN 105513683A
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- cable
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- firebrake
- kaolin
- carbon black
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Abstract
The invention belongs to the field of cable technology, and discloses a composite electric power cable having a communication channel. The composite electric power cable is prepared by wrapping a communication conductor with a cable outer layer. The communication conductor is a wire core formed by twisting copper wires. The insulating outer layer of the cable is high in insulating performance, corrosion resistance, flame retardant property and mechanical property. The invention is simple in preparation process and suitable for industrial production on a large scale.
Description
Technical field
The invention belongs to field of cable technology, be specifically related to the composite power cable with communication port.
Background technology
Communication cable forms cable core by the wire of many mutual insulatings or conductor, and outside has the communication line of sealing sheath.What have is also equipped with outer jacket outside sheath.There is built on stilts, the multiple system of laying such as direct-burried, pipeline and the bottom.Symmetry, coaxial and composite cable is divided into by structure; Field operations are divided into and forever for cable (underground, submarine cable) by function.Telecommunication cable transmission band is wider, and message capacity is comparatively large, little by external interference, but not easily overhauls.Phone, telegram, data and image etc. can be transmitted.Communication cable requires that performance is higher, and it should possess good fire resistance, mechanical performance and decay resistance.
Summary of the invention
The object of the invention is to solve the many defects for the insulating outer layer of communication cable in prior art, through lot of experiments and exploration, change existing raw material composition and preparation method, there is provided a kind of composite power cable with communication port, the insulating outer layer of this cable possesses good insulation property, decay resistance, fire resistance and mechanical performance; The preparation technology of above-mentioned insulating outer layer is simple, is applicable to large-scale industrial production.
To achieve these goals, technical scheme of the present invention realizes in the following way:
Have the composite power cable of communication port, it wraps up the preparation of communication conductor by cable outer layer and obtains; Described communication conductor is by the copper cash stranded core formed mutually; It is characterized in that, described cable outer layer is prepared from by the raw material of following weight portion:
Carbon black 1-2 part, magnesium hydroxide 1-2 part, antimonous oxide 1-2 part, oleamide 1-2 part, borax 1-2 part, triphenyl phosphate 2-3 part, Firebrake ZB 2-3 part, glass fibre 2-3 part, palygorskite 3-4 part, stearic acid 4-6 part, egg shell 5-7 part, kaolin 5-7 part, aluminium nitride 8-10 part, triallyl cyanurate 8-10 part, haloflex 12-15 part, ethylene propylene diene rubber 16-20 part, hydrogenated nitrile-butadiene rubber 20-25 part.
Preferably, the particle diameter of carbon black, magnesium hydroxide, antimonous oxide, Firebrake ZB, kaolin and aluminium nitride all controls at 100 orders; The diameter of glass fibre is 10-20um, and length is 30-50um.
The preparation method of above-mentioned cable outer layer comprises the steps:
Step 1) prepares material 1: borax, palygorskite and egg shell are added to successively in disintegrating machine and carry out fragmentation, then grind, and obtaining particle diameter is 100 object powder, is material 1;
Step 2) prepare material 2: put in stirred reactor by oleamide, glass fibre, stearic acid and aluminium nitride, 200 turns/min stirs 10min, is then heated to 70 DEG C, and insulation 3min, is finally down to 30 DEG C, obtains material 2;
Step 3) prepares material 3: by triphenyl phosphate, triallyl cyanurate, haloflex, ethylene propylene diene rubber and hydrogenated nitrile-butadiene rubber, mix, add banbury, at temperature is 90 DEG C mixing 5 minutes, obtains material 3;
Step 4) prepares cable outer layer: carbon black, magnesium hydroxide, antimonous oxide, Firebrake ZB, kaolin, material 1, material 2 and material 3 are put into successively in centrifuge, 1200 turns/min centrifugal mixer 3 minutes, after mixing, enter double screw extruder and be squeezed into molten condition, be expressed in injection molding machine after the complete melting of batch mixing, injection mo(u)lding and get final product.
The beneficial effect that the present invention obtains mainly comprises:
Carbon black can as the reinforcing agent of elastomeric material; Oleamide can reduce resin etc. in the course of processing in rub between friction film and transfer equipment, simplify the operation to final products, reduce the shaping melting viscosity of resin particle, improve mobility.Triallyl cyanurate can significantly improve the intensity of product, rigidity and heat resistance, and goods can be made at about 250 DEG C Long-Time Service.Ethylene propylene diene rubber is the copolymer of ethene, propylene and a small amount of non-conjugated diene hydrocarbon, and resistance to ozone, the ageing-resistant performance such as heat-resisting, weather-proof are excellent.The heat resistance that hydrogenated nitrile-butadiene rubber tool is good, excellent resistance to chemical corrosion (to freon, acid, alkali there is good resistance), excellent ozone resistance, higher incompressible permanent deformation performance.Glass fibre advantage is good insulating, thermal endurance is strong, corrosion resistance good, and mechanical strength is high.Egg shell belongs to domestic refuse, and the present invention has carried out effective utilization to it, and raw material is cheap, improves mechanical performance, turns waste into wealth, and kills two birds with one stone.Aluminium nitride is good heat shock resistance material, its good stability, intensity are high, thermal conductivity good, thermal coefficient of expansion is little, but the poor compatibility of itself and rubber matrix, the present invention has carried out modification to it, the surface of aluminium nitride is improved, its agglomeration tendency weakens, and the compatibility between itself and rubber matrix strengthens, and improves the mechanical performance of cable material, heat aging property and anti-wear performance; Cable outer layer prepared by the present invention possesses insulation property, decay resistance, fire resistance and mechanical performance; Preparation technology of the present invention is simple, is applicable to large-scale industrial production.
Embodiment
Technical scheme in the application is understood better in order to make those skilled in the art person, below in conjunction with the application's specific embodiment, carry out clearly, intactly describing to the present invention, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to the scope of protection of the invention.
Embodiment 1
Have the composite power cable of communication port, it wraps up the preparation of communication conductor by cable outer layer and obtains; Described communication conductor is by the copper cash stranded core formed mutually; Described cable outer layer is prepared from by the raw material of following weight portion:
Carbon black 1 part, magnesium hydroxide 1 part, antimonous oxide 1 part, oleamide 1 part, borax 1 part, triphenyl phosphate 2 parts, Firebrake ZB 2 parts, 2 parts, glass fibre, palygorskite 3 parts, stearic acid 4 parts, egg shell 5 parts, kaolin 5 parts, aluminium nitride 8 parts, triallyl cyanurate 8 parts, haloflex 12 parts, ethylene propylene diene rubber 16 parts, hydrogenated nitrile-butadiene rubber 20 parts.Wherein, the particle diameter of carbon black, magnesium hydroxide, antimonous oxide, Firebrake ZB, kaolin and aluminium nitride all controls at 100 orders; The diameter of glass fibre is 10um, and length is 30um.
The preparation method of above-mentioned cable outer layer comprises the steps:
Step 1) prepares material 1: borax, palygorskite and egg shell are added to successively in disintegrating machine and carry out fragmentation, then grind, and obtaining particle diameter is 100 object powder, is material 1;
Step 2) prepare material 2: put in stirred reactor by oleamide, glass fibre, stearic acid and aluminium nitride, 200 turns/min stirs 10min, is then heated to 70 DEG C, and insulation 3min, is finally down to 30 DEG C, obtains material 2;
Step 3) prepares material 3: by triphenyl phosphate, triallyl cyanurate, haloflex, ethylene propylene diene rubber and hydrogenated nitrile-butadiene rubber, mix, add banbury, at temperature is 90 DEG C mixing 5 minutes, obtains material 3;
Step 4) prepares cable outer layer: carbon black, magnesium hydroxide, antimonous oxide, Firebrake ZB, kaolin, material 1, material 2 and material 3 are put into successively in centrifuge, 1200 turns/min centrifugal mixer 3 minutes, after mixing, enter double screw extruder and be squeezed into molten condition, be expressed in injection molding machine after the complete melting of batch mixing, injection mo(u)lding and get final product.
Embodiment 2
Have the composite power cable of communication port, it wraps up the preparation of communication conductor by cable outer layer and obtains; Described communication conductor is by the copper cash stranded core formed mutually; Described cable outer layer is prepared from by the raw material of following weight portion:
Carbon black 2 parts, magnesium hydroxide 2 parts, antimonous oxide 2 parts, oleamide 2 parts, borax 2 parts, triphenyl phosphate 3 parts, Firebrake ZB 3 parts, 3 parts, glass fibre, palygorskite 3 parts, stearic acid 6 parts, egg shell 7 parts, kaolin 7 parts, aluminium nitride 10 parts, triallyl cyanurate 10 parts, haloflex 15 parts, ethylene propylene diene rubber 20 parts, hydrogenated nitrile-butadiene rubber 25 parts.Wherein, the particle diameter of carbon black, magnesium hydroxide, antimonous oxide, Firebrake ZB, kaolin and aluminium nitride all controls at 100 orders; The diameter of glass fibre is 20um, and length is 50um.
The preparation method of above-mentioned insulating material comprises the steps:
Step 1) prepares material 1: borax, palygorskite and egg shell are added to successively in disintegrating machine and carry out fragmentation, then grind, and obtaining particle diameter is 100 object powder, is material 1;
Step 2) prepare material 2: put in stirred reactor by oleamide, glass fibre, stearic acid and aluminium nitride, 200 turns/min stirs 10min, is then heated to 70 DEG C, and insulation 3min, is finally down to 30 DEG C, obtains material 2;
Step 3) prepares material 3: by triphenyl phosphate, triallyl cyanurate, haloflex, ethylene propylene diene rubber and hydrogenated nitrile-butadiene rubber, mix, add banbury, at temperature is 90 DEG C mixing 5 minutes, obtains material 3;
Step 4) prepares cable outer layer: carbon black, magnesium hydroxide, antimonous oxide, Firebrake ZB, kaolin, material 1, material 2 and material 3 are put into successively in centrifuge, 1200 turns/min centrifugal mixer 3 minutes, after mixing, enter double screw extruder and be squeezed into molten condition, be expressed in injection molding machine after the complete melting of batch mixing, injection mo(u)lding and get final product.
Embodiment 3
The performance test of cable outer layer prepared by the present invention:
1. the mechanical performance fire resistance of the cable outer layer of embodiment 1 and embodiment 2 preparation is better, the visible table 1 of concrete testing result, and wherein cable outer layer thickness is 2mm:
Table 1
| Group | Outward appearance | Tensile strength (N/mm2) | Elongation at break (%) | 200 DEG C of heat-stable times (min) | Oxygen index |
| Embodiment 1 | Plasticizing is good, uniform color free from admixture | 18.7 | 473 | >180 | 33.8 |
| Embodiment 2 | Plasticizing is good, uniform color free from admixture | 18.9 | 465 | >180 | 34.1 |
2. corrosion resistance test: test material to be dipped in the sodium chloride solution of 10% 100 days, each Specifeca tion speeification measures, in table 2.
Table 2
| Group | Specific insulation conservation rate (%) | Tensile strength conservation rate (%) | Elongation at break (%) |
| Embodiment 1 | 98.9 | 97.3 | 95.8 |
| Embodiment 2 | 99.1 | 97.8 | 95.5 |
More than in conjunction with concrete execution mode, invention has been described, but it will be apparent to those skilled in the art that these descriptions are all exemplary, is not limiting the scope of the invention.Those skilled in the art can make various variants and modifications according to spirit of the present invention and principle to the present invention, and these variants and modifications also within the scope of the invention.
Claims (4)
1. have the composite power cable of communication port, it wraps up the preparation of communication conductor by cable outer layer and obtains; Described communication conductor is by the copper cash stranded core formed mutually.
2. cable according to claim 1, is characterized in that, described cable outer layer is prepared from by the raw material of following weight portion:
Carbon black 1-2 part, magnesium hydroxide 1-2 part, antimonous oxide 1-2 part, oleamide 1-2 part, borax 1-2 part, triphenyl phosphate 2-3 part, Firebrake ZB 2-3 part, glass fibre 2-3 part, palygorskite 3-4 part, stearic acid 4-6 part, egg shell 5-7 part, kaolin 5-7 part, aluminium nitride 8-10 part, triallyl cyanurate 8-10 part, haloflex 12-15 part, ethylene propylene diene rubber 16-20 part, hydrogenated nitrile-butadiene rubber 20-25 part.
3. cable according to claim 2, is characterized in that, preferably, the particle diameter of carbon black, magnesium hydroxide, antimonous oxide, Firebrake ZB, kaolin and aluminium nitride all controls at 100 orders; The diameter of glass fibre is 10-20um, and length is 30-50um.
4. the cable according to Claims 2 or 3, is characterized in that, the preparation method of described cable outer layer comprises the steps:
Step 1) prepares material 1: borax, palygorskite and egg shell are added to successively in disintegrating machine and carry out fragmentation, then grind, and obtaining particle diameter is 100 object powder, is material 1;
Step 2) prepare material 2: put in stirred reactor by oleamide, glass fibre, stearic acid and aluminium nitride, 200 turns/min stirs 10min, is then heated to 70 DEG C, and insulation 3min, is finally down to 30 DEG C, obtains material 2;
Step 3) prepares material 3: by triphenyl phosphate, triallyl cyanurate, haloflex, ethylene propylene diene rubber and hydrogenated nitrile-butadiene rubber, mix, add banbury, at temperature is 90 DEG C mixing 5 minutes, obtains material 3;
Step 4) prepares cable outer layer: carbon black, magnesium hydroxide, antimonous oxide, Firebrake ZB, kaolin, material 1, material 2 and material 3 are put into successively in centrifuge, 1200 turns/min centrifugal mixer 3 minutes, after mixing, enter double screw extruder and be squeezed into molten condition, be expressed in injection molding machine after the complete melting of batch mixing, injection mo(u)lding and get final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510510464.1A CN105513683A (en) | 2015-08-19 | 2015-08-19 | Composite electric power cable having communication channel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510510464.1A CN105513683A (en) | 2015-08-19 | 2015-08-19 | Composite electric power cable having communication channel |
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| CN105513683A true CN105513683A (en) | 2016-04-20 |
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| CN201510510464.1A Pending CN105513683A (en) | 2015-08-19 | 2015-08-19 | Composite electric power cable having communication channel |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009102095A1 (en) * | 2008-02-12 | 2009-08-20 | Ls Cable Ltd. | Semiconductive peelable crosslinked resin composition and insulating cable manufactured using the same |
| CN203134410U (en) * | 2013-03-26 | 2013-08-14 | 励云宽 | Three-channel five-core integrated cable for large-size electrical equipment |
| CN104066785A (en) * | 2012-01-20 | 2014-09-24 | 大金工业株式会社 | Fluororubber composition and method for producing same |
| CN104558864A (en) * | 2015-01-15 | 2015-04-29 | 无为县华祥电缆材料有限公司 | Modified ethylene propylene diene monomer insulating cable material |
-
2015
- 2015-08-19 CN CN201510510464.1A patent/CN105513683A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009102095A1 (en) * | 2008-02-12 | 2009-08-20 | Ls Cable Ltd. | Semiconductive peelable crosslinked resin composition and insulating cable manufactured using the same |
| CN104066785A (en) * | 2012-01-20 | 2014-09-24 | 大金工业株式会社 | Fluororubber composition and method for producing same |
| CN203134410U (en) * | 2013-03-26 | 2013-08-14 | 励云宽 | Three-channel five-core integrated cable for large-size electrical equipment |
| CN104558864A (en) * | 2015-01-15 | 2015-04-29 | 无为县华祥电缆材料有限公司 | Modified ethylene propylene diene monomer insulating cable material |
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Application publication date: 20160420 |
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