CN103289252A - A fatigue-resistant PVC insulated cable material - Google Patents
A fatigue-resistant PVC insulated cable material Download PDFInfo
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- CN103289252A CN103289252A CN2013102549381A CN201310254938A CN103289252A CN 103289252 A CN103289252 A CN 103289252A CN 2013102549381 A CN2013102549381 A CN 2013102549381A CN 201310254938 A CN201310254938 A CN 201310254938A CN 103289252 A CN103289252 A CN 103289252A
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Abstract
A fatigue-resistant PVC insulated cable material comprises the following components, in parts by weight: 100 parts of PVC; 25-80 parts of a plasticizer; 3-15 parts of a thermal stabilizer; 0.1-2parts of a smooth agent; 5-80 parts of acetylene carbon black; 0.05-2 parts of bisphenol A; 0.1-2 parts of an antioxidant; and 1-10 parts of dibasic lead phthalate. The fatigue-resistant PVC insulated cable material has good fatigue resistance, and will not crack after repeated bending for 6-8 million times; and has Shore hardness of 91-95, and a wire resistant temperature of 110-120 DEG C; tensile strength of 25-35MPa, and elongation at break of 420-450%; a thermal deformation rate of 10-15%, a volume resistivity of 8*10<12> omega.cm, and dielectric strength of 25MV / m; and has antistatic, anti-aging and anti-chemical corrosion properties, and can be widely produced and replaces existing materials constantly.
Description
Technical field
The application belongs to PVC material field, relates in particular to a kind of antifatigue insulation PVC CABLE MATERIALS and preparation method thereof.
Background technology
That polyvinyl chloride has is fire-retardant, chemical proofing is high, physical strength and the good advantage of electrical insulating property; Polyvinyl chloride is to the less stable of light, heat.Softening temperature is 80 ℃, begins to decompose in 130 ℃.Under the situation that does not add thermo-stabilizer, begin during 100 ℃ of polyvinyl chloride to decompose, decompose faster more than 130 ℃.Decomposes goes out to emit hydrogen chloride gas, makes its variable color, by white → light yellow → redness → brown → black.Ultraviolet ray in the sunlight and oxygen can make polyvinyl chloride generation photoxidation decompose, thereby the flexibility of polyvinyl chloride is descended, last embrittlement.From being understood that here, the reason that why some PVC plastics are of long duration will flavescence, become fragile.Development along with social cityization, technicalization, hommization, the high speed development of PVC industry, the PVC material is more and more pressed close to people's life, the consequent be the increase of PVC CABLE MATERIALS usage quantity and PVC CABLE MATERIALS mostly easily aging, fatiguability, easily decompose and the showing of problem such as poor insulativity.And along with the popularizing of humanity concept, and the formation of novel harmonious society, the method that designs a kind of antifatigue insulation PVC CABLE MATERIALS is very important.
Existing antifatigue insulation PVC mainly adopts PVC and softening agent, fire retardant to be formed by combining, Chinese patent CN102993524A has announced a kind of colliery cable jacket insulation material, adopt PVC and semi-reinforcing hydrocarbon black, ferrocene and zinc borate to combine, but consider that thermotolerance and antifatigue effect are bad, it is slightly not enough that the high equal angles of resistivity, prior art just seem; Chinese patent CN101633765A discloses a kind of insulating grade PVC sheath material for ultrahigh pressure cables, adopt PVC, softening agent, calcinated argil, fire retardant and oxidation inhibitor to combine, but consider and roll over easy fracture or cracking several times, have potential safety hazard, it is slightly not enough that prior art just seems; Chinese patent CN102977492A discloses a kind of electric wire with 70 ℃ of insulation level environment-friendly type soft pvcs, adopt compositions such as calcium-zinc composite stabilizing agent, softening agent and lubricant, play insulation effect, but it is not enough to consider that product thermotolerance, fatigue resistance etc. exist, it is slightly not enough that prior art just seems; Chinese patent CN102153825A discloses a kind of PVC cable insulating material, the main compositions such as PVC, softening agent, one package stabilizer, calcium carbonate, antimonous oxide that adopt, but because product tensile strength and elongation at break is low, volume specific resistance is low, aspect such as antifatigue not, it is slightly not enough that prior art just seems.
Summary of the invention
The technical problem that solves:
The application is at above-mentioned technical problem, and a kind of antifatigue insulation PVC CABLE MATERIALS and preparation method thereof is provided, solve existing insulation PVC CABLE MATERIALS easily aging, fatiguability, easily decompose and technical problem such as poor insulativity.
Technical scheme:
A kind of antifatigue insulation PVC CABLE MATERIALS is made up of following raw materials according, with the mass fraction representation is:
PVC 100；
Softening agent 25-80;
Thermo-stabilizer 3-15;
Slipping agent 0.1-2;
Shawinigan black 5-80;
Dihydroxyphenyl propane 0.05-2;
Oxidation inhibitor 0.1-2;
Dibasic lead phthalate 1-10.
As a kind of optimal technical scheme of the present invention: described antifatigue insulation PVC CABLE MATERIALS, its moiety with the mass fraction representation is:
PVC 100；
Softening agent 30-75;
Thermo-stabilizer 3.5-14.5;
Slipping agent 0.2-1.5;
Shawinigan black 10-75;
Dihydroxyphenyl propane 0.1-1.5;
Oxidation inhibitor 0.15-1.5;
Dibasic lead phthalate 2-8;
Organotin 1-10.
As a kind of optimal technical scheme of the present invention: described antifatigue insulation PVC CABLE MATERIALS, its moiety with the mass fraction representation is:
PVC 100；
Softening agent 35-75;
Thermo-stabilizer 4-14.5;
Slipping agent 0.3-1;
Shawinigan black 15-70;
Dihydroxyphenyl propane 0.15-1;
Oxidation inhibitor 0.2-1;
Dibasic lead phthalate 3-7;
Organotin 1.5-8;
Clorafin 10-35;
Calcium carbonate 5-60.
As a kind of optimal technical scheme of the present invention: described antifatigue insulation PVC CABLE MATERIALS, its moiety with the mass fraction representation is:
PVC 100；
Softening agent 40-70;
Thermo-stabilizer 4.5-14.5;
Slipping agent 0.4-0.8;
Shawinigan black 20-60;
Dihydroxyphenyl propane 0.2-0.5;
Oxidation inhibitor 0.25-0.5;
Dibasic lead phthalate 4-6;
Organotin 2-7;
Clorafin 12-30;
Calcium carbonate 10-50;
Titanium dioxide 0.2-1;
TCP 5-20。
As a kind of optimal technical scheme of the present invention: described softening agent adopts one or more mixtures among DOP, trioctyl trimellitate, epoxy soybean oil, DBP or the DIDP.
As a kind of optimal technical scheme of the present invention: described thermo-stabilizer adopts one or more mixtures in tribasic lead sulfate, dibasic lead phosphite, lead stearate, calcium stearate or the barium stearate.
As a kind of optimal technical scheme of the present invention: described slipping agent adopts erucicamide.
As a kind of optimal technical scheme of the present invention: described oxidation inhibitor adopts triphenyl phosphite.
As a kind of optimal technical scheme of the present invention: the preparation method of described antifatigue insulation PVC CABLE MATERIALS is:
The first step: take by weighing various raw materials according to massfraction ratio mentioned above;
Second step: PVC, softening agent, thermo-stabilizer and slipping agent at 60-70 ℃ of blend 10-15min, are added all the other components, be warming up to 160-170 ℃ and mix 5-10min;
The 3rd step: it is extruding pelletization in 5 the single screw extrusion machine that mixed material of second step is rendered to L/D, and extrusion temperature is 160 ℃, 170 ℃, 180 ℃, and the handpiece body temperature is 160 ℃, 170 ℃, 190 ℃, 185 ℃ of die temperatures.
All raw materials that the present invention uses are know altogether existing, and using method and function are prior art.
Having increased erucicamide, is slipping agent, and antiseized, anti-electrostatic, the transparency are good, can increase the resistance to fatigue of product greatly.
Increased organotin, good heat resistance, and light aging resisting with erucicamide and usefulness, can act synergistically, and solve the drawback of the poor lubricity of organotin.
Beneficial effect:
A kind of antifatigue insulation PVC CABLE MATERIALS of the present invention adopts above technical scheme compared with prior art, and have following technique effect: 1, the product resistance to fatigue is good, and bending 6-8 is ten thousand times repeatedly, can not ftracture; 2, shore hardness 91-95,110-120 ℃ of electric wire ability temperature; 3, tensile strength 25-35MPa, elongation at break 420-450%; 4, product thermal distortion 10-15%, volume specific resistance 8 * 10
12Ω cm, dielectric strength 25MV/m; 5, antistatic, ageing-resistant, the resistance to chemical attack of product can the not division of history into periods of widespread production be replaced current material.
Embodiment
Following examples further specify the application's content, but should not be construed as the restriction to the application.Under the situation that does not deviate from the application's spirit and essence, to modification and the replacement that the application's method, step or condition are done, all belong to the application's scope.
If do not specialize the conventional means that used technique means is well known to those skilled in the art among the embodiment.
Embodiment 1:
The first step: take by weighing various raw materials according to ratio of quality and the number of copies hereinafter described
PVC 100；
DOP 60；
Tribasic lead sulfate 6;
Lead stearate 1;
Erucicamide 0.5;
Shawinigan black 55;
Dihydroxyphenyl propane 0.3;
Triphenyl phosphite 0.3;
Dibasic lead phthalate 5.
Second step: PVC, softening agent, thermo-stabilizer and slipping agent at 60-70 ℃ of blend 10-15min, are added all the other components, be warming up to 160-170 ℃ and mix 5-10min;
The 3rd step: it is extruding pelletization in 5 the single screw extrusion machine that mixed material of second step is rendered to L/D, and extrusion temperature is 160 ℃, 170 ℃, 180 ℃, and the handpiece body temperature is 160 ℃, 170 ℃, 190 ℃, 185 ℃ of die temperatures.
110 ℃ of product heat resisting temperatures, dielectric strength 22MV/m, volume specific resistance 8 * 10
11Ω cm, tensile strength 25MPa, elongation at break 420%.
Embodiment 2:
The first step: take by weighing various raw materials according to ratio of quality and the number of copies hereinafter described
PVC 100；
DOP 25；
DBP 15；
Tribasic lead sulfate 6;
Lead stearate 1;
Barium stearate 1;
Calcium stearate 0.8;
Erucicamide 0.5;
Shawinigan black 55;
Dihydroxyphenyl propane 0.3;
Triphenyl phosphite 0.3;
Dibasic lead phthalate 5;
Organotin 8,831 2.5.
Second step: PVC, softening agent, thermo-stabilizer and slipping agent at 60-70 ℃ of blend 10-15min, are added all the other components, be warming up to 160-170 ℃ and mix 5-10min;
The 3rd step: it is extruding pelletization in 5 the single screw extrusion machine that mixed material of second step is rendered to L/D, and extrusion temperature is 160 ℃, 170 ℃, 180 ℃, and the handpiece body temperature is 160 ℃, 170 ℃, 190 ℃, 185 ℃ of die temperatures.
110 ℃ of product heat resisting temperatures, dielectric strength 22.5MV/m, volume specific resistance 9 * 10
11Ω cm, tensile strength 26MPa, elongation at break 425%.
Embodiment 3:
The first step: take by weighing various raw materials according to ratio of quality and the number of copies hereinafter described
PVC 100；
DOP 25；
DBP 5
Epoxy soybean oil 2;
Tribasic lead sulfate 6;
Lead stearate 1;
Barium stearate 1;
Calcium stearate 3;
Erucicamide 0.5;
Shawinigan black 75;
Dihydroxyphenyl propane 0.25;
Triphenyl phosphite 0.3;
Dibasic lead phthalate 5;
Organotin 8,831 2.5;
Clorafin 20;
Calcium carbonate 28.
Second step: PVC, softening agent, thermo-stabilizer and slipping agent at 60-70 ℃ of blend 10-15min, are added all the other components, be warming up to 160-170 ℃ and mix 5-10min;
The 3rd step: it is extruding pelletization in 5 the single screw extrusion machine that mixed material of second step is rendered to L/D, and extrusion temperature is 160 ℃, 170 ℃, 180 ℃, and the handpiece body temperature is 160 ℃, 170 ℃, 190 ℃, 185 ℃ of die temperatures.
114 ℃ of product heat resisting temperatures, dielectric strength 23MV/m, volume specific resistance 10
12Ω cm, tensile strength 28MPa, elongation at break 430%.
Embodiment 4:
The first step: take by weighing various raw materials according to ratio of quality and the number of copies hereinafter described
PVC 100；
DOP 40；
Epoxy soybean oil 2;
Tribasic lead sulfate 5;
Dibasic lead phosphite 1;
Lead stearate 1;
Barium stearate 1;
Calcium stearate 1;
Erucicamide 0.5;
Shawinigan black 55;
Dihydroxyphenyl propane 0.25;
Triphenyl phosphite 0.3;
Dibasic lead phthalate 5;
Organotin 8,831 2.5;
Clorafin 12;
Calcium carbonate 10.
Second step: PVC, softening agent, thermo-stabilizer and slipping agent at 60-70 ℃ of blend 10-15min, are added all the other components, be warming up to 160-170 ℃ and mix 5-10min;
The 3rd step: it is extruding pelletization in 5 the single screw extrusion machine that mixed material of second step is rendered to L/D, and extrusion temperature is 160 ℃, 170 ℃, 180 ℃, and the handpiece body temperature is 160 ℃, 170 ℃, 190 ℃, 185 ℃ of die temperatures.
112 ℃ of product heat resisting temperatures, dielectric strength 23.5MV/m, volume specific resistance 2 * 10
12Ω cm, tensile strength 29MPa, elongation at break 432%.
Embodiment 5:
The first step: take by weighing various raw materials according to ratio of quality and the number of copies hereinafter described
PVC 100；
DOP 25；
DIDP 45；
Tribasic lead sulfate 6;
Lead stearate 1;
Barium stearate 1;
Calcium stearate 1;
Erucicamide 0.5;
Shawinigan black 55;
Dihydroxyphenyl propane 0.25;
Triphenyl phosphite 0.3;
Dibasic lead phthalate 5;
Organotin 8,831 2.5;
Clorafin 20;
Calcium carbonate 28.
Second step: PVC, softening agent, thermo-stabilizer and slipping agent at 60-70 ℃ of blend 10-15min, are added all the other components, be warming up to 160-170 ℃ and mix 5-10min;
The 3rd step: it is extruding pelletization in 5 the single screw extrusion machine that mixed material of second step is rendered to L/D, and extrusion temperature is 160 ℃, 170 ℃, 180 ℃, and the handpiece body temperature is 160 ℃, 170 ℃, 190 ℃, 185 ℃ of die temperatures.
115 ℃ of product heat resisting temperatures, dielectric strength 24MV/m, volume specific resistance 4 * 10
12Ω cm, tensile strength 30MPa, elongation at break 435%.
Embodiment 6:
The first step: take by weighing various raw materials according to ratio of quality and the number of copies hereinafter described
PVC 100；
Trioctyl trimellitate 35;
DIDP 15；
DOP 15；
Epoxy soybean oil 5;
Tribasic lead sulfate 6;
Dibasic lead phosphite 1;
Lead stearate 1;
Barium stearate 1;
Calcium stearate 5;
Erucicamide 0.4;
Shawinigan black 20;
Dihydroxyphenyl propane 0.2;
Triphenyl phosphite 0.25;
Dibasic lead phthalate 4;
Organotin 8,831 2;
Clorafin 12;
Calcium carbonate 10;
Titanium dioxide 0.2;
TCP 5。
Second step: PVC, softening agent, thermo-stabilizer and slipping agent at 60-70 ℃ of blend 10-15min, are added all the other components, be warming up to 160-170 ℃ and mix 5-10min;
The 3rd step: it is extruding pelletization in 5 the single screw extrusion machine that mixed material of second step is rendered to L/D, and extrusion temperature is 160 ℃, 170 ℃, 180 ℃, and the handpiece body temperature is 160 ℃, 170 ℃, 190 ℃, 185 ℃ of die temperatures.
116 ℃ of product heat resisting temperatures, dielectric strength 24.4MV/m, volume specific resistance 5 * 10
12Ω cm, tensile strength 32MPa, elongation at break 440%.
Embodiment 7:
The first step: take by weighing various raw materials according to ratio of quality and the number of copies hereinafter described
PVC 100；
Trioctyl trimellitate 35;
DIDP 15；
DOP 15；
Epoxy soybean oil 5;
Tribasic lead sulfate 6;
Dibasic lead phosphite 1.5;
Lead stearate 1;
Barium stearate 1;
Calcium stearate 5;
Erucicamide 0.8;
Shawinigan black 60;
Dihydroxyphenyl propane 0.5;
Triphenyl phosphite 0.5;
Dibasic lead phthalate 6;
Organotin 8,831 7;
Clorafin 30;
Calcium carbonate 50;
Titanium dioxide 1;
TCP 20。
Second step: PVC, softening agent, thermo-stabilizer and slipping agent at 60-70 ℃ of blend 10-15min, are added all the other components, be warming up to 160-170 ℃ and mix 5-10min;
The 3rd step: it is extruding pelletization in 5 the single screw extrusion machine that mixed material of second step is rendered to L/D, and extrusion temperature is 160 ℃, 170 ℃, 180 ℃, and the handpiece body temperature is 160 ℃, 170 ℃, 190 ℃, 185 ℃ of die temperatures.
118 ℃ of product heat resisting temperatures, dielectric strength 24.8MV/m, volume specific resistance 7 * 10
12Ω cm, tensile strength 34MPa, elongation at break 445%.
Embodiment 8:
The first step: take by weighing various raw materials according to ratio of quality and the number of copies hereinafter described
PVC 100；
Trioctyl trimellitate 35;
DIDP 15；
DOP 15；
Epoxy soybean oil 5;
Tribasic lead sulfate 6;
Dibasic lead phosphite 1;
Lead stearate 1;
Barium stearate 1;
Calcium stearate 5;
Erucicamide 0.5;
Shawinigan black 55;
Dihydroxyphenyl propane 0.3;
Triphenyl phosphite 0.3;
Dibasic lead phthalate 5;
Organotin 8,831 2.5;
Clorafin 20;
Calcium carbonate 28;
Titanium dioxide 0.5;
TCP 18。
Second step: PVC, softening agent, thermo-stabilizer and slipping agent at 60-70 ℃ of blend 10-15min, are added all the other components, be warming up to 160-170 ℃ and mix 5-10min;
The 3rd step: it is extruding pelletization in 5 the single screw extrusion machine that mixed material of second step is rendered to L/D, and extrusion temperature is 160 ℃, 170 ℃, 180 ℃, and the handpiece body temperature is 160 ℃, 170 ℃, 190 ℃, 185 ℃ of die temperatures.
120 ℃ of product heat resisting temperatures, dielectric strength 25MV/m, volume specific resistance 8 * 10
12Ω cm, tensile strength 35MPa, elongation at break 450%.
Composition all components in above embodiment and the Comparative Examples all can commercially be bought, PVC can buy in the positive lattice plasthetics of Lanxi City hall factory, calcium stearate can be bought in the Maoshan Mountain, Liyang City dyeing auxiliary factory, DOP can buy in paradise, Shaoyang auxiliary agent chemical industry company limited, dibasic lead phosphite can be bought in Shanghai Ke Maide Industrial Co., Ltd., tribasic lead sulfate can be buied in Linan Holley plastic cement company limited, erucicamide can be risen chemical industry company limited Haimen crowd and be buied, dihydroxyphenyl propane can be buied in the Wuhan bright chemical industry of industry company limited, clorafin can really strong additives for plastics factory be buied in the Cangnan county, dibasic lead phthalate can be speeded to please firm in the Xiaogan development area and be buied, organotin 8831 can be buied in Pinghu, Longgang District, Shenzhen grand photoinitiator chemical business department, and triphenyl phosphite can be buied in Anhui Province fertile soil chemical industry company limited.
Test performance:
Embodiment 1-8 is carried out tensile strength test, heat resisting temperature test, dielectric strength test, volume specific resistance test and elongation at break test, the tensile strength test is according to the GB/T528-1998 standard testing, elongation at break is tested according to standard GB 3923-83 test, heat resisting temperature testing standard according to GB1699-2003, the dielectric strength test is according to DL/T 846.7-2004 standard testing, the volume specific resistance test the results are shown in Table one according to the GB/T1410-2006 standard testing:
Table one
| Erucicamide | Dihydroxyphenyl propane | Clorafin | Dibasic lead phthalate | Heat resisting temperature/℃ | Dielectric strength/MV/m | Volume specific resistance/Ω cm | Tensile strength/MPa | Elongation at break/% | |
| Embodiment 1 | 0.5 | 0.3 | 5 | 110 | 22 | 8×10 11 | 25 | 420 | |
| Embodiment 2 | 0.5 | 0.3 | 5 | 110 | 22.5 | 9×10 11 | 26 | 425 | |
| Embodiment 3 | 0.5 | 0.25 | 20 | 5 | 114 | 23 | 10 12 | 28 | 430 |
| Embodiment 4 | 0.5 | 0.25 | 12 | 5 | 112 | 23.5 | 2×10 12 | 29 | 432 |
| Embodiment 5 | 0.5 | 0.25 | 20 | 5 | 115 | 24 | 4×10 12 | 30 | 435 |
| Embodiment 6 | 0.4 | 0.2 | 12 | 4 | 116 | 24.4 | 5×10 12 | 32 | 440 |
| Embodiment 7 | 0.8 | 0.5 | 30 | 6 | 118 | 24.8 | 7×10 12 | 34 | 445 |
| Embodiment 8 | 0.5 | 0.3 | 20 | 5 | 120 | 25 | 8×10 12 | 35 | 450 |
Above-described embodiment just is used for content of the present invention is set forth, rather than restriction, therefore in the implication suitable with claims of the present invention and any change in the scope, all should think to be included in the scope of claims.
Claims (9)
1. antifatigue insulation PVC CABLE MATERIALS, it is characterized in that: its composition with the mass fraction representation is:
PVC 100；
Softening agent 25-80;
Thermo-stabilizer 3-15;
Slipping agent 0.1-2;
Shawinigan black 5-80;
Dihydroxyphenyl propane 0.05-2;
Oxidation inhibitor 0.1-2;
Dibasic lead phthalate 1-10.
2. a kind of antifatigue insulation PVC CABLE MATERIALS according to claim 1, it is characterized in that: its composition with the mass fraction representation is:
PVC 100；
Softening agent 30-75;
Thermo-stabilizer 3.5-14.5;
Slipping agent 0.2-1.5;
Shawinigan black 10-75;
Dihydroxyphenyl propane 0.1-1.5;
Oxidation inhibitor 0.15-1.5;
Dibasic lead phthalate 2-8;
Organotin 1-10.
3. a kind of antifatigue insulation PVC CABLE MATERIALS according to claim 1, it is characterized in that: its composition with the mass fraction representation is:
PVC 100；
Softening agent 35-75;
Thermo-stabilizer 4-14.5;
Slipping agent 0.3-1;
Shawinigan black 15-70;
Dihydroxyphenyl propane 0.15-1;
Oxidation inhibitor 0.2-1;
Dibasic lead phthalate 3-7;
Organotin 1.5-8;
Clorafin 10-35;
Calcium carbonate 5-60.
4. a kind of antifatigue insulation PVC CABLE MATERIALS according to claim 1, it is characterized in that: its composition with the mass fraction representation is:
PVC 100；
Softening agent 40-70;
Thermo-stabilizer 4.5-14.5;
Slipping agent 0.4-0.8;
Shawinigan black 20-60;
Dihydroxyphenyl propane 0.2-0.5;
Oxidation inhibitor 0.25-0.5;
Dibasic lead phthalate 4-6;
Organotin 2-7;
Clorafin 12-30;
Calcium carbonate 10-50;
Titanium dioxide 0.2-1;
TCP 5-20。
5. a kind of antifatigue insulation PVC CABLE MATERIALS according to claim 1 is characterized in that: one or more mixtures among described softening agent employing DOP, trioctyl trimellitate, epoxy soybean oil, DBP or the DIDP.
6. a kind of antifatigue insulation PVC CABLE MATERIALS according to claim 1 is characterized in that: one or more mixtures in described thermo-stabilizer employing tribasic lead sulfate, dibasic lead phosphite, lead stearate, calcium stearate or the barium stearate.
7. a kind of antifatigue insulation PVC CABLE MATERIALS according to claim 1 is characterized in that: described slipping agent employing erucicamide.
8. a kind of antifatigue insulation PVC CABLE MATERIALS according to claim 1 is characterized in that: described oxidation inhibitor employing triphenyl phosphite.
9. method for preparing the described antifatigue of claim 1 insulation PVC CABLE MATERIALS is characterized in that step is:
The first step: take by weighing various raw materials according to massfraction ratio mentioned above;
Second step: PVC, softening agent, thermo-stabilizer and slipping agent at 60-70 ℃ of blend 10-15min, are added all the other components, be warming up to 160-170 ℃ and mix 5-10min;
The 3rd step: it is extruding pelletization in 5 the single screw extrusion machine that mixed material of second step is rendered to L/D, and extrusion temperature is 160 ℃, 170 ℃, 180 ℃, and the handpiece body temperature is 160 ℃, 170 ℃, 190 ℃, 185 ℃ of die temperatures.
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| CN109111657A (en) * | 2018-08-17 | 2019-01-01 | 安徽瑞腾塑业有限公司 | A kind of insulation PVC plastic |
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| CN103881267A (en) * | 2014-02-25 | 2014-06-25 | 安徽九州高分子科技有限公司 | Formula of 70 DEG C cable sheath |
| CN103849091A (en) * | 2014-03-19 | 2014-06-11 | 正裕电器配件(昆山)有限公司 | Formula for improving insulating performance of PVC insulating material and production process of material |
| CN104371217A (en) * | 2014-10-30 | 2015-02-25 | 安徽电信器材贸易工业有限责任公司 | Anti-fatigue PVC (polyvinyl chloride) cable jacket material and preparation method thereof |
| CN105061927A (en) * | 2015-08-04 | 2015-11-18 | 合肥市深朝电子有限公司 | Fiber resin sheath material for electric cable accessory cooling pipe and preparation method thereof |
| CN105061958A (en) * | 2015-08-04 | 2015-11-18 | 合肥市深朝电子有限公司 | Cracking-resistant electric cable accessory cooling pipe protective sleeve material and preparation method thereof |
| CN105086184A (en) * | 2015-08-04 | 2015-11-25 | 合肥市深朝电子有限公司 | Anti-static cable sheath material and preparation method thereof |
| CN105111607A (en) * | 2015-08-04 | 2015-12-02 | 合肥市深朝电子有限公司 | Sheath material for cable auxiliary cooling tube and preparation method for sheath material |
| CN107266770A (en) * | 2017-07-26 | 2017-10-20 | 合肥尚强电气科技有限公司 | A kind of endurance fire-resistant cable material and preparation method thereof |
| CN108559198A (en) * | 2017-12-27 | 2018-09-21 | 江苏鹏程化工有限公司 | A kind of polyvinyl chloride heat proof cable material and preparation method thereof |
| CN109111657A (en) * | 2018-08-17 | 2019-01-01 | 安徽瑞腾塑业有限公司 | A kind of insulation PVC plastic |
| CN109735028A (en) * | 2019-02-20 | 2019-05-10 | 南通壹选工业设计有限公司 | Endurance insulation PVC plastic |
| WO2020168979A1 (en) * | 2019-02-20 | 2020-08-27 | 南通壹选工业设计有限公司 | Fatigue-proof insulating pvc plastic |
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