CN109265776A - A kind of anti-aging communication cable protective cover material of resistant of high or low temperature and preparation method thereof - Google Patents
A kind of anti-aging communication cable protective cover material of resistant of high or low temperature and preparation method thereof Download PDFInfo
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- CN109265776A CN109265776A CN201811049530.XA CN201811049530A CN109265776A CN 109265776 A CN109265776 A CN 109265776A CN 201811049530 A CN201811049530 A CN 201811049530A CN 109265776 A CN109265776 A CN 109265776A
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/02—Copolymers with acrylonitrile
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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
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- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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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
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- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C08L2203/00—Applications
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- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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- C—CHEMISTRY; METALLURGY
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- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The invention discloses a kind of anti-aging communication cable protective cover materials of resistant of high or low temperature, main includes below according to the raw material of parts by weight: 60-80 parts of nitrile rubber, 40-60 parts of polyvinyl chloride, 30-50 parts of phenylene silicone rubber, 10-20 parts of polyolefin thermoplastic elastomer, 3-6 parts of polytetrafluoroethylene fibre, 4-8 parts of aluminium oxide, 4-8 parts of octyl phenol polyoxyethylene ether, 2-4 parts of 2- (2 '-hydroxyls -5 '-aminomethyl phenyl) benzotriazole, 1-3 parts of 2,4-DihydroxyBenzophenone, 2-5 parts of silane coupling agent.The invention also discloses the preparation methods of the anti-aging communication cable protective cover material of the resistant of high or low temperature.Communication cable protective cover material prepared by the present invention has the performance of preferable high-low temperature resistant impact, is adapted to biggish difference variation, and can adapt to strong illumination.
Description
Technical field
The present invention relates to field of communication technology, the anti-aging communication cable protective cover material of specifically a kind of resistant of high or low temperature and its
Preparation method.
Background technique
Logical line cable is the electricity for transmitting phone, telegram, fax paper, TV and broadcast program, data and other electric signals
Cable.It is formed by the wire stranding of the above mutually insulated of a pair.Communication cable is compared with aerial line, biography big with message capacity
The advantages that defeated stability height, good confidentiality.Communication cable outer layer be cable cover(ing), cable cover(ing) be protect cable not by it is extraneous because
Element influences and generates the one layer of rubber or rubber synthesis set of injury, and can insulate and guarantee that foreign object preserves from.
Some communication cables are located at interior, affected by environment smaller, but are placed directly within open air there are many more communication cable, connect
By exposing to the weather, communication cable sheath is easy aging, and some communication cables will also be by round the clock and four seasons high/low temperature changes band
The impact come, leads to cable cover(ing) aging speed faster, performance is greatly reduced, it is easy to the situations such as rupture occur, influence to lead to
The safety that communication cable uses.
Summary of the invention
The purpose of the present invention is to provide a kind of anti-aging communication cable protective cover materials of resistant of high or low temperature, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of anti-aging communication cable protective cover material of resistant of high or low temperature, including below according to the raw material of parts by weight: butyronitrile rubber
60-80 parts of glue, 40-60 parts of polyvinyl chloride, 30-50 parts of phenylene silicone rubber, 10-20 parts of polyolefin thermoplastic elastomer, carbon black 15-
25 parts, 3-6 parts of polytetrafluoroethylene fibre, 4-8 parts of aluminium oxide, 4-8 parts of octyl phenol polyoxyethylene ether, trioctyl trimellitate (TOTM) 2-6
Part, 2-4 parts of 2- (2 '-hydroxyls -5 '-aminomethyl phenyl) benzotriazole, 1-3 parts of 2,4-DihydroxyBenzophenone, stearic acid 1-2
Part, 2-5 parts of silane coupling agent, 3-5 parts of softening agent, 1-2 parts of anti-aging agent.
As a further solution of the present invention: including below according to the raw material of parts by weight: 65-75 parts of nitrile rubber, polychlorostyrene
45-55 parts of ethylene, 35-45 parts of phenylene silicone rubber, 12-18 parts of polyolefin thermoplastic elastomer, 18-22 parts of carbon black, polytetrafluoroethyl-ne
4-5 parts of alkene fiber, 5-7 parts of aluminium oxide, 5-7 parts of octyl phenol polyoxyethylene ether, 3-5 parts of trioctyl trimellitate (TOTM), 2- (2 '-hydroxyls-
5 '-aminomethyl phenyls) 2.5-3.5 parts of benzotriazole, 1.5-2.5 parts of 2,4-DihydroxyBenzophenone, 1.2-1.8 parts of stearic acid,
3-4 parts of silane coupling agent, 3.5-4.5 parts of softening agent, 1.2-1.8 parts of anti-aging agent.
As further scheme of the invention: including below according to the raw material of parts by weight: 70 parts of nitrile rubber, polychlorostyrene second
50 parts of alkene, 40 parts of phenylene silicone rubber, 15 parts of polyolefin thermoplastic elastomer, 20 parts of carbon black, 4.5 parts of polytetrafluoroethylene fibre, oxygen
Change 6 parts of aluminium, 6 parts of octyl phenol polyoxyethylene ether, 4 parts of trioctyl trimellitate (TOTM), three nitrogen of 2- (2 '-hydroxyls -5 '-aminomethyl phenyl) benzo
3 parts of azoles, 2 parts of 2,4-DihydroxyBenzophenone, 1.5 parts of stearic acid, 3.5 parts of silane coupling agent, 4 parts of softening agent, anti-aging agent 1.5
Part.
As further scheme of the invention: the polytetrafluoroethylene fibre diameter is 5-10 μm, length 5-10mm.
As further scheme of the invention: the silane coupling agent is one in KH-550, KH-560, KH-570
Kind.
The preparation method of the anti-aging communication cable protective cover material of the resistant of high or low temperature, steps are as follows:
1) carbon black, polytetrafluoroethylene fibre, aluminium oxide, octyl phenol polyoxyethylene ether, silane coupling agent are uniformly mixed,
Disperse 20-30min under the ultrasonic environment of 30-50KHz, obtains enhancing mixed fillers；
2) nitrile rubber, polyvinyl chloride, phenylene silicone rubber, polyolefin thermoplastic elastomer are smashed it through into 150-200 mesh
Sieve is uniformly mixed, and obtains base mix；
3) base mix for obtaining step 2) is sent into kneading machine, is kneaded 20-30min at 120-150 DEG C, then plus
The base mix and trioctyl trimellitate (TOTM), stearic acid, softening agent, anti-aging agent for entering step acquisition, are kneaded at 100-120 DEG C
10-20min, discharging stand 1-2h, obtain and are kneaded product；
4) it is refined counter in the mixing product feeding kneading machine of step 3) acquisition, while 2- (2 '-hydroxyls -5 '-first is added
Base phenyl) benzotriazole, 2,4-DihydroxyBenzophenone, the back mixing 10-20min at 80-100 DEG C, the anti-refining product of acquisition；
5) the anti-refining product for obtaining step 4) is sent into extruding pelletization in double screw extruder, extruder temperature 150-
It is 200 DEG C, dry after granulation.
Application of the above-mentioned communication cable protective cover material in field of communication technology.
Compared with prior art, the beneficial effects of the present invention are:
Communication cable protective cover material prepared by the present invention has preferable resistance to height under the common mating reaction of various raw materials
The performance of temperature impact, is adapted to biggish difference variation, and can adapt to strong illumination, in high temperature, low temperature and strong light
Good performance is able to maintain under environment, non-aging, long service life uses communication cable sheath material prepared by the present invention
The communication cable sheath of manufacture can effective protection communication cable, guarantee communication cable work stability.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
Embodiment 1
A kind of anti-aging communication cable protective cover material of resistant of high or low temperature, including below according to the raw material of parts by weight: butyronitrile rubber
60 parts of glue, 40 parts of polyvinyl chloride, 30 parts of phenylene silicone rubber, 10 parts of polyolefin thermoplastic elastomer, 15 parts of carbon black, polytetrafluoroethylene (PTFE)
3 parts of fiber, 4 parts of aluminium oxide, 4 parts of octyl phenol polyoxyethylene ether, 2 parts of trioctyl trimellitate (TOTM), 2- (2 '-hydroxyls -5 '-methylbenzene
Base) it is 2 parts of benzotriazole, 1 part of 2,4-DihydroxyBenzophenone, 1 part of stearic acid, 2 parts of silane coupling agent, 3 parts of softening agent, anti-old
1 part of agent.
Wherein, the polytetrafluoroethylene fibre diameter is 5 μm, length 5mm.
Wherein, the silane coupling agent is KH-550.
In the present embodiment, the preparation method of the anti-aging communication cable protective cover material of the resistant of high or low temperature, steps are as follows:
1) carbon black, polytetrafluoroethylene fibre, aluminium oxide, octyl phenol polyoxyethylene ether, silane coupling agent are uniformly mixed,
Disperse 20min under the ultrasonic environment of 30KHz, obtains enhancing mixed fillers；
2) nitrile rubber, polyvinyl chloride, phenylene silicone rubber, polyolefin thermoplastic elastomer are smashed it through into 150 meshes, mixed
It closes uniformly, obtains base mix；
3) base mix for obtaining step 2) is sent into kneading machine, is kneaded 20min at 120 DEG C, is added step
Base mix and trioctyl trimellitate (TOTM), stearic acid, softening agent, the anti-aging agent of acquisition, are kneaded 10min, out at 100 DEG C
Material stands 1h, obtains and is kneaded product；
4) it is refined counter in the mixing product feeding kneading machine of step 3) acquisition, while 2- (2 '-hydroxyls -5 '-first is added
Base phenyl) benzotriazole, 2,4-DihydroxyBenzophenone, the back mixing 10min at 80 DEG C, the anti-refining product of acquisition；
5) the anti-refining product for obtaining step 4) is sent into extruding pelletization in double screw extruder, and extruder temperature is 150 DEG C,
It is dry after granulation.
Embodiment 2
A kind of anti-aging communication cable protective cover material of resistant of high or low temperature, including below according to the raw material of parts by weight: butyronitrile rubber
65 parts of glue, 45 parts of polyvinyl chloride, 35 parts of phenylene silicone rubber, 12 parts of polyolefin thermoplastic elastomer, 18 parts of carbon black, polytetrafluoroethylene (PTFE)
4 parts of fiber, 5 parts of aluminium oxide, 7 parts of octyl phenol polyoxyethylene ether, 5 parts of trioctyl trimellitate (TOTM), 2- (2 '-hydroxyls -5 '-methylbenzene
Base) 3.5 parts of benzotriazole, 2.5 parts of 2,4-DihydroxyBenzophenone, 1.8 parts of stearic acid, 4 parts of silane coupling agent, softening agent
4.5 parts, 1.8 parts of anti-aging agent.
Wherein, the polytetrafluoroethylene fibre diameter is 8 μm, length 8mm.
Wherein, the silane coupling agent is one of KH-560.
In the present embodiment, the preparation method of the anti-aging communication cable protective cover material of the resistant of high or low temperature, steps are as follows:
1) carbon black, polytetrafluoroethylene fibre, aluminium oxide, octyl phenol polyoxyethylene ether, silane coupling agent are uniformly mixed,
Disperse 25min under the ultrasonic environment of 40KHz, obtains enhancing mixed fillers；
2) nitrile rubber, polyvinyl chloride, phenylene silicone rubber, polyolefin thermoplastic elastomer are smashed it through into 180 meshes, mixed
It closes uniformly, obtains base mix；
3) base mix for obtaining step 2) is sent into kneading machine, is kneaded 25min at 135 DEG C, is added step
Base mix and trioctyl trimellitate (TOTM), stearic acid, softening agent, the anti-aging agent of acquisition, are kneaded 15min, out at 110 DEG C
Material stands 1.5h, obtains and is kneaded product；
4) it is refined counter in the mixing product feeding kneading machine of step 3) acquisition, while 2- (2 '-hydroxyls -5 '-first is added
Base phenyl) benzotriazole, 2,4-DihydroxyBenzophenone, the back mixing 15min at 90 DEG C, the anti-refining product of acquisition；
5) the anti-refining product for obtaining step 4) is sent into extruding pelletization in double screw extruder, and extruder temperature is 180 DEG C,
It is dry after granulation.
Embodiment 3
A kind of anti-aging communication cable protective cover material of resistant of high or low temperature, including below according to the raw material of parts by weight: butyronitrile rubber
70 parts of glue, 50 parts of polyvinyl chloride, 40 parts of phenylene silicone rubber, 15 parts of polyolefin thermoplastic elastomer, 20 parts of carbon black, polytetrafluoroethylene (PTFE)
4.5 parts of fiber, 6 parts of aluminium oxide, 6 parts of octyl phenol polyoxyethylene ether, 4 parts of trioctyl trimellitate (TOTM), 2- (2 '-hydroxyls -5 '-methyl
Phenyl) 3 parts of benzotriazole, 2 parts of 2,4-DihydroxyBenzophenone, 1.5 parts of stearic acid, 3.5 parts of silane coupling agent, softening agent 4
Part, 1.5 parts of anti-aging agent.
Wherein, the polytetrafluoroethylene fibre diameter is 8 μm, length 8mm.
Wherein, the silane coupling agent is one of KH-560.
In the present embodiment, the preparation method of the anti-aging communication cable protective cover material of the resistant of high or low temperature, steps are as follows:
1) carbon black, polytetrafluoroethylene fibre, aluminium oxide, octyl phenol polyoxyethylene ether, silane coupling agent are uniformly mixed,
Disperse 25min under the ultrasonic environment of 40KHz, obtains enhancing mixed fillers；
2) nitrile rubber, polyvinyl chloride, phenylene silicone rubber, polyolefin thermoplastic elastomer are smashed it through into 180 meshes, mixed
It closes uniformly, obtains base mix；
3) base mix for obtaining step 2) is sent into kneading machine, is kneaded 25min at 135 DEG C, is added step
Base mix and trioctyl trimellitate (TOTM), stearic acid, softening agent, the anti-aging agent of acquisition, are kneaded 15min, out at 110 DEG C
Material stands 1.5h, obtains and is kneaded product；
4) it is refined counter in the mixing product feeding kneading machine of step 3) acquisition, while 2- (2 '-hydroxyls -5 '-first is added
Base phenyl) benzotriazole, 2,4-DihydroxyBenzophenone, the back mixing 15min at 90 DEG C, the anti-refining product of acquisition；
5) the anti-refining product for obtaining step 4) is sent into extruding pelletization in double screw extruder, and extruder temperature is 180 DEG C,
It is dry after granulation.
Embodiment 4
A kind of anti-aging communication cable protective cover material of resistant of high or low temperature, including below according to the raw material of parts by weight: butyronitrile rubber
75 parts of glue, 55 parts of polyvinyl chloride, 45 parts of phenylene silicone rubber, 18 parts of polyolefin thermoplastic elastomer, 22 parts of carbon black, polytetrafluoroethylene (PTFE)
5 parts of fiber, 7 parts of aluminium oxide, 5 parts of octyl phenol polyoxyethylene ether, 3 parts of trioctyl trimellitate (TOTM), 2- (2 '-hydroxyls -5 '-methylbenzene
Base) 2.5 parts of benzotriazole, 1.5 parts of 2,4-DihydroxyBenzophenone, 1.2 parts of stearic acid, 3 parts of silane coupling agent, softening agent
3.5 parts, 1.2 parts of anti-aging agent.
Wherein, the polytetrafluoroethylene fibre diameter is 8 μm, length 8mm.
Wherein, the silane coupling agent is one of KH-560.
In the present embodiment, the preparation method of the anti-aging communication cable protective cover material of the resistant of high or low temperature, steps are as follows:
1) carbon black, polytetrafluoroethylene fibre, aluminium oxide, octyl phenol polyoxyethylene ether, silane coupling agent are uniformly mixed,
Disperse 25min under the ultrasonic environment of 40KHz, obtains enhancing mixed fillers；
2) nitrile rubber, polyvinyl chloride, phenylene silicone rubber, polyolefin thermoplastic elastomer are smashed it through into 180 meshes, mixed
It closes uniformly, obtains base mix；
3) base mix for obtaining step 2) is sent into kneading machine, is kneaded 25min at 135 DEG C, is added step
Base mix and trioctyl trimellitate (TOTM), stearic acid, softening agent, the anti-aging agent of acquisition, are kneaded 15min, out at 110 DEG C
Material stands 1.5h, obtains and is kneaded product；
4) it is refined counter in the mixing product feeding kneading machine of step 3) acquisition, while 2- (2 '-hydroxyls -5 '-first is added
Base phenyl) benzotriazole, 2,4-DihydroxyBenzophenone, the back mixing 15min at 90 DEG C, the anti-refining product of acquisition；
5) the anti-refining product for obtaining step 4) is sent into extruding pelletization in double screw extruder, and extruder temperature is 180 DEG C,
It is dry after granulation.
Embodiment 5
A kind of anti-aging communication cable protective cover material of resistant of high or low temperature, including below according to the raw material of parts by weight: butyronitrile rubber
80 parts of glue, 60 parts of polyvinyl chloride, 50 parts of phenylene silicone rubber, 20 parts of polyolefin thermoplastic elastomer, 25 parts of carbon black, polytetrafluoroethylene (PTFE)
6 parts of fiber, 8 parts of aluminium oxide, 8 parts of octyl phenol polyoxyethylene ether, 6 parts of trioctyl trimellitate (TOTM), 2- (2 '-hydroxyls -5 '-methylbenzene
Base) it is 4 parts of benzotriazole, 3 parts of 2,4-DihydroxyBenzophenone, 2 parts of stearic acid, 5 parts of silane coupling agent, 5 parts of softening agent, anti-old
2 parts of agent.
Wherein, the polytetrafluoroethylene fibre diameter is 10 μm, length 10mm.
Wherein, the silane coupling agent is KH-570.
In the present embodiment, the preparation method of the anti-aging communication cable protective cover material of the resistant of high or low temperature, steps are as follows:
1) carbon black, polytetrafluoroethylene fibre, aluminium oxide, octyl phenol polyoxyethylene ether, silane coupling agent are uniformly mixed,
Disperse 30min under the ultrasonic environment of 50KHz, obtains enhancing mixed fillers；
2) nitrile rubber, polyvinyl chloride, phenylene silicone rubber, polyolefin thermoplastic elastomer are smashed it through into 200 meshes, mixed
It closes uniformly, obtains base mix；
3) base mix for obtaining step 2) is sent into kneading machine, is kneaded 30min at 150 DEG C, is added step
Base mix and trioctyl trimellitate (TOTM), stearic acid, softening agent, the anti-aging agent of acquisition, are kneaded 20min, out at 120 DEG C
Material stands 2h, obtains and is kneaded product；
4) it is refined counter in the mixing product feeding kneading machine of step 3) acquisition, while 2- (2 '-hydroxyls -5 '-first is added
Base phenyl) benzotriazole, 2,4-DihydroxyBenzophenone, the back mixing 20min at 100 DEG C, the anti-refining product of acquisition；
5) the anti-refining product for obtaining step 4) is sent into extruding pelletization in double screw extruder, and extruder temperature is 200 DEG C,
It is dry after granulation.
Comparative example 1
Compared with Example 3, octyl phenol polyoxyethylene ether is free of, other are same as Example 3.
Comparative example 2
Compared with Example 3,3 parts of 2- (2 '-hydroxyls -5 '-aminomethyl phenyl) benzotriazole, 2,4- dihydroxy hexichol are free of
Ketone, other are same as Example 3.
Comparative example 3
Compared with Example 3, octyl phenol polyoxyethylene ether and 2- (2 '-hydroxyls -5 '-aminomethyl phenyl) benzotriazole are free of
3 parts, 2,4-DihydroxyBenzophenone, other are same as Example 3.
Communication cable protective cover material prepared by embodiment 1-5 and comparative example 1-3 is tested for the property, test result such as table
Shown in 1.
Table 1
As can be seen that communication cable protective cover material prepared by the present invention is in the common with cooperation of various raw materials from result above
Under, the performance with the impact of preferable high-low temperature resistant is adapted to biggish difference variation, and can adapt to intense light irradiation
It penetrates, good performance is able to maintain under high temperature, low temperature and strong light environment, non-aging, long service life uses the present invention
Preparation communication cable sheath material manufacture communication cable sheath can effective protection communication cable, guarantee communication cable work
Stability.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of anti-aging communication cable protective cover material of resistant of high or low temperature, which is characterized in that including below according to the original of parts by weight
Material: 60-80 parts of nitrile rubber, 40-60 parts of polyvinyl chloride, 30-50 parts of phenylene silicone rubber, polyolefin thermoplastic elastomer 10-20
Part, 15-25 parts of carbon black, 3-6 parts of polytetrafluoroethylene fibre, 4-8 parts of aluminium oxide, 4-8 parts of octyl phenol polyoxyethylene ether, trimellitic acid
It is three 2-6 parts of monooctyl esters, 2-4 parts of 2- (2 '-hydroxyls -5 '-aminomethyl phenyl) benzotriazole, 1-3 parts of 2,4-DihydroxyBenzophenone, hard
1-2 parts of resin acid, 2-5 parts of silane coupling agent, 3-5 parts of softening agent, 1-2 parts of anti-aging agent.
2. the anti-aging communication cable protective cover material of resistant of high or low temperature according to claim 1, which is characterized in that including following
According to the raw material of parts by weight: 65-75 parts of nitrile rubber, 45-55 parts of polyvinyl chloride, 35-45 parts of phenylene silicone rubber, polyolefin thermoplastic
Property 12-18 parts of elastomer, 18-22 parts of carbon black, 4-5 parts of polytetrafluoroethylene fibre, 5-7 parts of aluminium oxide, octyl phenol polyoxyethylene ether
5-7 parts, 3-5 parts of trioctyl trimellitate (TOTM), 2.5-3.5 parts of 2- (2 '-hydroxyls -5 '-aminomethyl phenyl) benzotriazole, 2,4- dihydroxy
1.5-2.5 parts of base benzophenone, 1.2-1.8 parts of stearic acid, 3-4 parts of silane coupling agent, 3.5-4.5 parts of softening agent, anti-aging agent
1.2-1.8 part.
3. the anti-aging communication cable protective cover material of resistant of high or low temperature according to claim 2, which is characterized in that including following
According to the raw material of parts by weight: 70 parts of nitrile rubber, 50 parts of polyvinyl chloride, 40 parts of phenylene silicone rubber, polyolefin thermoplastic elastomer
15 parts, 20 parts of carbon black, 4.5 parts of polytetrafluoroethylene fibre, 6 parts of aluminium oxide, 6 parts of octyl phenol polyoxyethylene ether, tri trimellitate it is pungent
4 parts of ester, 3 parts of 2- (2 '-hydroxyls -5 '-aminomethyl phenyl) benzotriazole, 2 parts of 2,4-DihydroxyBenzophenone, 1.5 parts of stearic acid,
3.5 parts of silane coupling agent, 4 parts of softening agent, 1.5 parts of anti-aging agent.
4. the anti-aging communication cable protective cover material of resistant of high or low temperature according to claim 1, which is characterized in that described poly- four
Vinyl fluoride fibre diameter is 5-10 μm, length 5-10mm.
5. the anti-aging communication cable protective cover material of resistant of high or low temperature according to claim 4, which is characterized in that the silane
Coupling agent is one of KH-550, KH-560, KH-570.
6. a kind of preparation method of the anti-aging communication cable protective cover material of resistant of high or low temperature a method as claimed in any one of claims 1 to 5,
Characterized by comprising the following steps:
1) carbon black, polytetrafluoroethylene fibre, aluminium oxide, octyl phenol polyoxyethylene ether, silane coupling agent are uniformly mixed, in 30-
Disperse 20-30min under the ultrasonic environment of 50KHz, obtains enhancing mixed fillers；
2) nitrile rubber, polyvinyl chloride, phenylene silicone rubber, polyolefin thermoplastic elastomer are smashed it through into 150-200 mesh, mixed
It closes uniformly, obtains base mix；
3) base mix for obtaining step 2) is sent into kneading machine, is kneaded 20-30min at 120-150 DEG C, is added step
Suddenly base mix and trioctyl trimellitate (TOTM), stearic acid, softening agent, the anti-aging agent obtained, is kneaded 10- at 100-120 DEG C
20min, discharging stand 1-2h, obtain and are kneaded product；
4) it is refined counter in the mixing product feeding kneading machine of step 3) acquisition, while 2- (2 '-hydroxyls -5 '-methylbenzene is added
Base) benzotriazole, 2,4-DihydroxyBenzophenone, the back mixing 10-20min at 80-100 DEG C, the anti-refining product of acquisition；
5) the anti-refining product for obtaining step 4) is sent into extruding pelletization in double screw extruder, and extruder temperature is 150-200 DEG C,
It is dry after granulation.
7. a kind of application of communication cable protective cover material a method as claimed in any one of claims 1 to 5 in field of communication technology.
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| CN201811049530.XA Pending CN109265776A (en) | 2018-09-10 | 2018-09-10 | A kind of anti-aging communication cable protective cover material of resistant of high or low temperature and preparation method thereof |
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| CN110591363A (en) * | 2019-09-24 | 2019-12-20 | 中辰电缆股份有限公司 | Extremely cold-resistant cable material and preparation method thereof |
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| CN110591363A (en) * | 2019-09-24 | 2019-12-20 | 中辰电缆股份有限公司 | Extremely cold-resistant cable material and preparation method thereof |
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Application publication date: 20190125 |