CN105315604A - Anti-fatigue flame-retardant cable material and preparation method thereof - Google Patents
Anti-fatigue flame-retardant cable material and preparation method thereof Download PDFInfo
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- CN105315604A CN105315604A CN201510728143.9A CN201510728143A CN105315604A CN 105315604 A CN105315604 A CN 105315604A CN 201510728143 A CN201510728143 A CN 201510728143A CN 105315604 A CN105315604 A CN 105315604A
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Abstract
The invention discloses an anti-fatigue flame-retardant cable material which comprises the following ingredients in parts by weight: 28 to 30 parts of polyvinyl chloride resin, 22 to 25 parts of thermoplastic elastomer, 32 to 40 parts of SEBS, 5 to 8 parts of lignin, 8 to 10 parts of modified starch, 9 to 11 parts of dimethyl ethyl-thiourea, 8 to 12 parts of 2- sulfuric benzimidazole, 10 to 15 parts of carbon black, 15 to 18 parts of a stabilizer, 16 to 19 parts of tri-n-octyl trimellitate, 20 to 21 parts of turpentine oil, 10 to 12 parts of tri(4-isopropylphenyl) phosphate, 8 to 10 parts of magnesium hydroxide, and 6 to 8 parts of antimony trioxide. The invention further provides a preparation method of the anti-fatigue flame-retardant cable material. The anti-fatigue flame-retardant cable material and the preparation method have the advantages that the fatigue durability is favorable; the requirement of repeated bending is met; the flame retardant property is excellent.
Description
Technical field
The present invention relates to a kind of material, be specifically related to a kind of antifatigue fire-resistant cable material and preparation method thereof.
Background technology
The most basic performance of cable effectively can transmit hertzian wave, light wave etc. exactly, has certain adaptability in addition to environment for use.In order to make cable be applicable to different occasions, must have many-sided performance, integrating as follows: the conductor in cable should have good conductivity, optical fiber will get well the conduction of light wave, not have too large loss; And will get well by requiring electrical insulation capability coating material, as insulation resistance, specific inductivity, dielectric loss, voltage breakdown etc.
Although and the design of the transmission performance of cable, interference free performance, signal attenuation etc. and the construction of cable and process relevant, the characteristic of material itself also has a certain impact.Cable not only uses in indoor and outdoor, also may use in the condition that many environment are more severe, therefore the mechanical property such as the tensile strength of cable, elongation, bendability, elasticity, flexibility, wear resistance and shock resistance has different requirements according to the different occasions used, different sites, may need erosion resistance and the weathering resistancies such as resistance to chemical attack, resistance to daylight, cold-resistant, antibacterial and mouldproof, insect protected, radioprotective.And the raising of awareness of safety along with people, also more and more higher to the requirement of cable-flame retardant performance.Cable under exploitation particular surroundings is significant.
Summary of the invention
The object of the invention is to provide a kind of antifatigue fire-resistant cable material and preparation method thereof, has good fatigue performance, can be used for the occasion needing bending repeatedly, and has good flame retardant properties.
For achieving the above object, antifatigue fire-resistant cable material provided by the invention, is characterized in that, comprises the composition of following weight part:
Polyvinyl chloride (PVC) RESINS 28-30 part
Thermoplastic elastomer 22-25 part
SEBS32-40 part
Xylogen 5-8 part
Treated starch 8-10 part
Dimethyl ethyl-thiourea 9-11 part
2-sulfate benzoglyoxaline 8-12 part
Carbon black 10-15 part
Stablizer 15-18 part
Trioctyl trimellitate 16-19 part
Turps 20-21 part
Triaryl phosphate 10-12 part
Magnesium hydroxide 8-10 part
Antimonous oxide 6-8 part.
Further, described stablizer is the mixing of lead stearate and barium stearate, and the ratio of described lead stearate and barium stearate is 1:1.
The production method of described CABLE MATERIALS is:
1) polyvinyl chloride (PVC) RESINS of formula ratio, thermoplastic elastomer, polybutylene terephthalate, xylogen, treated starch, dimethyl ethyl-thiourea, stablizer and turps are tentatively mixed 10-15min, add remaining ingredient high-speed mixing high-speed mixing 20min at 100-110 DEG C again, obtain blend composition;
2) blend composition that step 1) obtains is sent into forcing machine extruding pelletization, extrusion temperature is 150-162 DEG C, and handpiece body temperature is 158-169 DEG C, and die temperature is 175 DEG C.
The present invention relative to the advantage of prior art is, is guaranteeing, outside excellent heat resisting temperature, tensile strength, specific inductivity, tensile strength, 20 DEG C of fundamental propertys such as volume specific resistance, oxygen index, also to have good antifatigue exponential sum flame retardant properties.
Embodiment
Below in conjunction with embodiment, the present invention is described in detail.
Embodiment 1
A kind of fire-retardant antifatigue CABLE MATERIALS, is characterized in that, comprise the composition of following weight part:
Polyvinyl chloride (PVC) RESINS 28 parts
Thermoplastic elastomer 25 parts
SEBS32 part
5 parts, xylogen
Treated starch 10 parts
Dimethyl ethyl-thiourea 9 parts
2-sulfate benzoglyoxaline 12 parts
Carbon black 10 parts
Lead stearate 9 parts
Barium stearate 9 parts
Trioctyl trimellitate 16 parts
21 parts, turps
Triaryl phosphate 10 parts
Magnesium hydroxide 10 parts
Antimonous oxide 6 parts.
The production method of described CABLE MATERIALS is:
1) polyvinyl chloride (PVC) RESINS of formula ratio, thermoplastic elastomer, polybutylene terephthalate, xylogen, treated starch, dimethyl ethyl-thiourea, lead stearate, barium stearate and turps are tentatively mixed 10-15min, add remaining ingredient high-speed mixing high-speed mixing 20min at 100-110 DEG C again, obtain blend composition;
2) blend composition that step 1) obtains is sent into forcing machine extruding pelletization, extrusion temperature is 150-162 DEG C, and handpiece body temperature is 158-169 DEG C, and die temperature is 175 DEG C.
Embodiment 2
A kind of fire-retardant antifatigue CABLE MATERIALS, is characterized in that, comprise the composition of following weight part:
Polyvinyl chloride (PVC) RESINS 30 parts
Thermoplastic elastomer 22 parts
SEBS40 part
8 parts, xylogen
Treated starch 8 parts
Dimethyl ethyl-thiourea 11 parts
2-sulfate benzoglyoxaline 8 parts
Carbon black 15 parts
Lead stearate 7.5 parts
Barium stearate 7.5 parts
Trioctyl trimellitate 19 parts
20 parts, turps
Triaryl phosphate 12 parts
Magnesium hydroxide 8 parts
Antimonous oxide 8 parts.
The production method of described CABLE MATERIALS is:
1) polyvinyl chloride (PVC) RESINS of formula ratio, thermoplastic elastomer, polybutylene terephthalate, xylogen, treated starch, dimethyl ethyl-thiourea, lead stearate, barium stearate and turps are tentatively mixed 10-15min, add remaining ingredient high-speed mixing high-speed mixing 20min at 100-110 DEG C again, obtain blend composition;
2) blend composition that step 1) obtains is sent into forcing machine extruding pelletization, extrusion temperature is 150-162 DEG C, and handpiece body temperature is 158-169 DEG C, and die temperature is 175 DEG C.
Embodiment 3
A kind of antifatigue fire-resistant cable material, is characterized in that, comprise the composition of following weight part:
Polyvinyl chloride (PVC) RESINS 29 parts
Thermoplastic elastomer 23 parts
SEBS35 part
7 parts, xylogen
Treated starch 9 parts
Dimethyl ethyl-thiourea 10 parts
2-sulfate benzoglyoxaline 10 parts
Carbon black 13 parts
Lead stearate 8 parts
Barium stearate 8 parts
Trioctyl trimellitate 17 parts
20 parts, turps
Triaryl phosphate 11 parts
Magnesium hydroxide 9 parts
Antimonous oxide 7 parts.
The production method of described CABLE MATERIALS is:
1) polyvinyl chloride (PVC) RESINS of formula ratio, thermoplastic elastomer, polybutylene terephthalate, xylogen, treated starch, dimethyl ethyl-thiourea, lead stearate, barium stearate and turps are tentatively mixed 10-15min, add remaining ingredient high-speed mixing high-speed mixing 20min at 100-110 DEG C again, obtain blend composition;
2) blend composition that step 1) obtains is sent into forcing machine extruding pelletization, extrusion temperature is 150-162 DEG C, and handpiece body temperature is 158-169 DEG C, and die temperature is 175 DEG C.
Test the CABLE MATERIALS performance that embodiment 1-3 produces, result is as follows:
| Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Tensile strength (MPa) | 34 | 36 | 39 |
| Dielectric strength (kv/mm) | 29 | 29 | 32 |
| Heat resisting temperature (DEG C) | 176 | 188 | 190 |
| Tensile strength (Mpa) | 21 | 26 | 33 |
| 20 DEG C of volume specific resistances (Ω cm) | 1185 | 1110 | 1205 |
| Oxygen index | 40% | 45% | 50% |
| Antifatigue index | 205 | 191 | 212 |
| Thermal distortion 121 ± 1 DEG C/1h | ＜2% | ＜2% | ＜2% |
| Thermal shocking 120 ± 1 DEG C/2h | Do not ftracture | Do not ftracture | Do not ftracture |
Claims (6)
1. antifatigue fire-resistant cable material, is characterized in that, comprises the composition of following weight part:
Polyvinyl chloride (PVC) RESINS 28-30 part
Thermoplastic elastomer 22-25 part
SEBS32-40 part
Xylogen 5-8 part
Treated starch 8-10 part
Dimethyl ethyl-thiourea 9-11 part
2-sulfate benzoglyoxaline 8-12 part
Carbon black 10-15 part
Stablizer 15-18 part
Trioctyl trimellitate 16-19 part
Turps 20-21 part
Triaryl phosphate 10-12 part
Magnesium hydroxide 8-10 part
Antimonous oxide 6-8 part.
2. fire-retardant antifatigue CABLE MATERIALS, is characterized in that, comprises the composition of following weight part:
Polyvinyl chloride (PVC) RESINS 28 parts
Thermoplastic elastomer 25 parts
SEBS32 part
5 parts, xylogen
Treated starch 10 parts
Dimethyl ethyl-thiourea 9 parts
2-sulfate benzoglyoxaline 12 parts
Carbon black 10 parts
Lead stearate 9 parts
Barium stearate 9 parts
Trioctyl trimellitate 16 parts
21 parts, turps
Triaryl phosphate 10 parts
Magnesium hydroxide 10 parts
Antimonous oxide 6 parts.
3. fire-retardant antifatigue CABLE MATERIALS, is characterized in that, comprises the composition of following weight part:
Polyvinyl chloride (PVC) RESINS 30 parts
Thermoplastic elastomer 22 parts
SEBS40 part
8 parts, xylogen
Treated starch 8 parts
Dimethyl ethyl-thiourea 11 parts
2-sulfate benzoglyoxaline 8 parts
Carbon black 15 parts
Lead stearate 7.5 parts
Barium stearate 7.5 parts
Trioctyl trimellitate 19 parts
20 parts, turps
Triaryl phosphate 12 parts
Magnesium hydroxide 8 parts
Antimonous oxide 8 parts.
4. antifatigue fire-resistant cable material, is characterized in that, comprises the composition of following weight part:
Polyvinyl chloride (PVC) RESINS 29 parts
Thermoplastic elastomer 23 parts
SEBS35 part
7 parts, xylogen
Treated starch 9 parts
Dimethyl ethyl-thiourea 10 parts
2-sulfate benzoglyoxaline 10 parts
Carbon black 13 parts
Lead stearate 8 parts
Barium stearate 8 parts
Trioctyl trimellitate 17 parts
20 parts, turps
Triaryl phosphate 11 parts
Magnesium hydroxide 9 parts
Antimonous oxide 7 parts.
5. the antifatigue fire-resistant cable material according to any one of claim 1-4, is characterized in that, described stablizer is the mixing of lead stearate and barium stearate, and the ratio of described lead stearate and barium stearate is 1:1.
6. the preparation method of the antifatigue fire-resistant cable material described in any one of claim 1-4, is characterized in that, comprise the following steps:
1) polyvinyl chloride (PVC) RESINS of formula ratio, thermoplastic elastomer, polybutylene terephthalate, xylogen, treated starch, dimethyl ethyl-thiourea, stablizer and turps are tentatively mixed 10-15min, add remaining ingredient high-speed mixing high-speed mixing 20min at 100-110 DEG C again, obtain blend composition;
2) blend composition that step 1) obtains is sent into forcing machine extruding pelletization, extrusion temperature is 150-162 DEG C, and handpiece body temperature is 158-169 DEG C, and die temperature is 175 DEG C.
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| CN201510728143.9A CN105315604A (en) | 2015-10-30 | 2015-10-30 | Anti-fatigue flame-retardant cable material and preparation method thereof |
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| CN201510728143.9A CN105315604A (en) | 2015-10-30 | 2015-10-30 | Anti-fatigue flame-retardant cable material and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105646803A (en) * | 2016-04-18 | 2016-06-08 | 刘高志 | Environment-friendly flame-retardant insulated cable material and preparation method thereof |
| CN105778340A (en) * | 2016-03-30 | 2016-07-20 | 苗庆龄 | Special environment-friendly wire and cable material for subways and production process for special environment-friendly wire and cable material |
| CN107266770A (en) * | 2017-07-26 | 2017-10-20 | 合肥尚强电气科技有限公司 | Fatigue-resistant flame-retardant cable material and preparation method thereof |
| CN114133680A (en) * | 2021-12-02 | 2022-03-04 | 湖南湘鹤集团电缆科技股份有限公司 | PVC material and preparation method and application thereof for wires or cables |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105778340A (en) * | 2016-03-30 | 2016-07-20 | 苗庆龄 | Special environment-friendly wire and cable material for subways and production process for special environment-friendly wire and cable material |
| CN105646803A (en) * | 2016-04-18 | 2016-06-08 | 刘高志 | Environment-friendly flame-retardant insulated cable material and preparation method thereof |
| CN107266770A (en) * | 2017-07-26 | 2017-10-20 | 合肥尚强电气科技有限公司 | Fatigue-resistant flame-retardant cable material and preparation method thereof |
| CN114133680A (en) * | 2021-12-02 | 2022-03-04 | 湖南湘鹤集团电缆科技股份有限公司 | PVC material and preparation method and application thereof for wires or cables |
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Application publication date: 20160210 |