CN103304879B - A kind of HDPE cable jacket material - Google Patents
A kind of HDPE cable jacket material Download PDFInfo
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- CN103304879B CN103304879B CN201310254966.3A CN201310254966A CN103304879B CN 103304879 B CN103304879 B CN 103304879B CN 201310254966 A CN201310254966 A CN 201310254966A CN 103304879 B CN103304879 B CN 103304879B
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Abstract
A kind of HDPE cable jacket material, its composition with mass fraction representation is: HDPE100; Melt viscosity modifiers 0.1-5; Thermo-stabilizer 0.01-2; White oil 0.01-10; Toughner 1-80; Black masterbatch 0.01-10; Oxidation inhibitor 0.01-10; Nucleator 0.01-10; Product melt turnover > 10g/10min, has than the 0.1-0.3g/10min of existing cable jacking and greatly improves; Elongation 500% has than existing HDPE elongation 23% and greatly improves; Tensile strength 10-20MPa, density 0.959-0.965g/cm
3; Product embrittlement temperature-70 DEG C, volume specific resistance > 2 × 10
16Ω cm, disruptive strength 20KV/mm, environmental stress crack resistance>=50h; Toughness of products is good, ageing-resistant, resistance to chemical attack, the widespread production not division of history into periods can replace current material.
Description
Technical field
The application belongs to cable jacket material field, particularly relates to a kind of HDPE cable jacket material.
Background technology
As the black high-density polyethylene material of sheath material, select the special high density polyethylene(HDPE) base resin of sheath material, add high quality carbon black masterbatch and other relevant processing aids, mixing granulator forms.The factor such as carbon black masterbatch content, carbon black granules degree, dispersity of high-quality, the long-term performance impact such as, heat-proof aging aging to optical cable UV radiation is huge.Along with the development of social city, technicalization, hommization, the high speed development of plastic industry, cable material more and more presses close to the life of people, the consequent is the increase of cable jacket material usage quantity, and cable sheath mostly easily aging, toughness is low, the showing of tensile yield strength and the problem such as tensile strength is low and easy embrittlement, volume specific resistance be low.And popularizing along with humanity concept, and the formation of novel harmonious society, design a kind of HDPE cable jacket material and be very important.
Existing cable jacket material mainly adopts chlorinatedpolyethylene and stablizer, fire retardant to be formed by combining, Chinese patent CN101847462A discloses a kind of cable sheath, chloroprene rubber and chlorosulfonated polyethylene is adopted to combine, but consider that resistance to toughness is low, not cold-resistant and volume specific resistance is angularly low, prior art just seems slightly not enough; Chinese patent CN102344615A discloses a kind of cable jacket material, adopt chlorinatedpolyethylene, stablizer and flame retardant combination form, hardness is little, soft, but consider tensile yield degree and tensile strength low, the aspects such as disruptive strength is low, prior art just seems slightly not enough; Chinese patent CN102977492A discloses a kind of electric wire 70 DEG C of insulation-grade environment-friendly type soft pvcs, adopt the compositions such as calcium-zinc composite stabilizing agent, softening agent and lubricant, play insulation effect, but consider the Shortcomings such as product tensile strength is low, elongation at break is low, prior art just seems slightly not enough; Chinese patent CN102153825A discloses a kind of PVC cable insulating material, the compositions such as main employing PVC, softening agent, one package stabilizer, calcium carbonate, antimonous oxide, but due to product tensile strength and the aspect such as elongation at break is low, volume specific resistance is low, toughness is low, prior art just seems slightly not enough.
Summary of the invention
the technical problem solved:
The application, for above-mentioned technical problem, provides a kind of HDPE cable jacket material and preparation method thereof, solve existing cable sheath material easily aging, toughness is low, tensile yield strength and the technical problem such as tensile strength is low and easy embrittlement, volume specific resistance be low.
technical scheme:
A kind of HDPE cable jacket material, is made up of following raw materials according, with mass fraction representation is:
HDPE 100；
Melt viscosity modifiers 0.1-5;
Thermo-stabilizer 0.01-2;
White oil 0.01-10;
Toughner 1-80;
Black masterbatch 0.01-10;
Oxidation inhibitor 0.01-10;
Nucleator 0.01-10.
As a preferred technical solution of the present invention: described HDPE cable jacket material, its moiety, with mass fraction representation is:
HDPE 100；
Melt viscosity modifiers 0.2-4;
Thermo-stabilizer 0.05-1.5;
White oil 0.05-8;
Toughner 2-70;
Black masterbatch 0.05-8;
Oxidation inhibitor 0.05-8;
Nucleator 0.05-8;
Polyethylene wax 0.1-10.
As a preferred technical solution of the present invention: described HDPE cable jacket material, its moiety, with mass fraction representation is:
HDPE 100；
Melt viscosity modifiers 0.5-2;
Thermo-stabilizer 0.1-1;
White oil 0.05-5;
Toughner 2-60;
Black masterbatch 0.05-5;
Oxidation inhibitor 0.1-5;
Nucleator 0.1-5;
Polyethylene wax 0.2-8;
Surface-modifying agent 0.01-10.
As a preferred technical solution of the present invention: described HDPE cable jacket material, its moiety, with mass fraction representation is:
HDPE 100；
Melt viscosity modifiers 0.5-1;
Thermo-stabilizer 0.1-0.5;
White oil 0.05-2;
Toughner 2-50;
Black masterbatch 0.05-2;
Oxidation inhibitor 0.1-2;
Nucleator 0.1-2;
Polyethylene wax 0.5-5;
Surface-modifying agent 0.1-5;
EVA 1-20。
As a preferred technical solution of the present invention: described melt viscosity modifiers adopts one or more mixtures in paraffin, Poly Propylene Wax or hexalin.
As a preferred technical solution of the present invention: described thermo-stabilizer adopts Zinic stearas.
As a preferred technical solution of the present invention: described toughner adopts CPE.
As a preferred technical solution of the present invention: described oxidation inhibitor adopts one or more mixtures in anti-oxidant DLTP or antioxidant CA.
As a preferred technical solution of the present invention: described nucleator adopts the one in DFNA-0012NT, DFNA-0078NT, HD101 or KH00221.
As a preferred technical solution of the present invention: described surface-modifying agent adopts FY-5081.
beneficial effect:
A kind of HDPE cable jacket material of the present invention adopts above technical scheme compared with prior art, there is following technique effect: 1, product melt turnover > 10g/10min, have than the 0.1-0.3 g/10min of existing cable jacking and greatly improve; 2, elongation 500% has than existing HDPE elongation 23% and greatly improves; 3, tensile strength 10-20MPa, density 0.959-0.965g/cm
3; 4, product embrittlement temperature-70 DEG C, volume specific resistance > 2 × 10
16Ω cm, disruptive strength 20KV/mm, environmental stress crack resistance>=50h; 5, good, ageing-resistant, the resistance to chemical attack of toughness of products, can the widespread production not division of history into periods for current material.
Embodiment
Following examples further illustrate the content of the application, but should not be construed as the restriction to the application.When not deviating from the application's spirit and essence, the amendment do the application's method, step or condition and replacement, all belong to the scope of the application.
If do not specialize, the conventional means that technique means used in embodiment is well known to those skilled in the art.
embodiment 1:
The first step: take various raw material according to hereinafter described ratio of quality and the number of copies
HDPE 100；
Paraffin 0.5;
Zinic stearas 0.1;
White oil 0.1;
CPE 40；
Black masterbatch 2.7;
Anti-oxidant DLTP 0.1;
Antioxidant CA 0.25;
DFNA-0012NT 0.1。
Second step: above-mentioned raw materials is fully mixed 5-10min;
3rd step: by mixed for second step material mill plasticizing, extrusion temperature is 120 DEG C, 130 DEG C, 140 DEG C, 150 DEG C, 150 DEG C, 155 DEG C.
Product melt turnover 10g/10min, disruptive strength 19.2KV/mm, volume specific resistance 2 × 10
16Ω cm, tensile strength 10MPa, elongation at break 400%.
embodiment 2:
The first step: take various raw material according to hereinafter described ratio of quality and the number of copies
HDPE 100；
Paraffin 0.5;
Zinic stearas 0.1;
White oil 0.1;
CPE 40；
Black masterbatch 0.25;
Anti-oxidant DLTP 0.9;
DFNA-0078NT 0.1;
Polyethylene wax 0.6.
Second step: above-mentioned raw materials is fully mixed 5-10min;
3rd step: by mixed for second step material mill plasticizing, extrusion temperature is 120 DEG C, 130 DEG C, 140 DEG C, 150 DEG C, 150 DEG C, 155 DEG C.
Product melt turnover 10.2g/10min, disruptive strength 19.4KV/mm, volume specific resistance 2.2 × 10
16Ω cm, tensile strength 12MPa, elongation at break 420%.
embodiment 3:
The first step: take various raw material according to hereinafter described ratio of quality and the number of copies
HDPE 100；
Paraffin 0.5;
Zinic stearas 0.1;
White oil 0.05;
CPE 2；
Black masterbatch 0.05;
Anti-oxidant DLTP 0.1;
HD101 0.1；
Polyethylene wax 0.2;
FY-5081D 0.01。
Second step: above-mentioned raw materials is fully mixed 5-10min;
3rd step: by mixed for second step material mill plasticizing, extrusion temperature is 120 DEG C, 130 DEG C, 140 DEG C, 150 DEG C, 150 DEG C, 155 DEG C.
Product melt turnover 10.4g/10min, disruptive strength 19.4KV/mm, volume specific resistance 2.4 × 10
16Ω cm, tensile strength 12MPa, elongation at break 420%.
embodiment 4:
The first step: take various raw material according to hereinafter described ratio of quality and the number of copies
HDPE 100；
Paraffin 2;
Zinic stearas 1;
White oil 5;
CPE 60；
Black masterbatch 5;
Anti-oxidant DLTP 5;
DFNA-0078NT 1；
Polyethylene wax 8;
FY-5081D 10。
Second step: above-mentioned raw materials is fully mixed 5-10min;
3rd step: by mixed for second step material mill plasticizing, extrusion temperature is 120 DEG C, 130 DEG C, 140 DEG C, 150 DEG C, 150 DEG C, 155 DEG C.
Product melt turnover 10.6g/10min, disruptive strength 19.6KV/mm, volume specific resistance 2.6 × 10
16Ω cm, tensile strength 14MPa, elongation at break 440%.
embodiment 5:
The first step: take various raw material according to hereinafter described ratio of quality and the number of copies
HDPE 100；
Paraffin 0.5;
Zinic stearas 0.1;
White oil 0.1;
CPE 40；
Black masterbatch 0.25;
Anti-oxidant DLTP 0.9;
KH00221 0.1；
Polyethylene wax 0.6;
FY-5081D 0.2。
Second step: above-mentioned raw materials is fully mixed 5-10min;
3rd step: by mixed for second step material mill plasticizing, extrusion temperature is 120 DEG C, 130 DEG C, 140 DEG C, 150 DEG C, 150 DEG C, 155 DEG C.
Product melt turnover 10.8g/10min, disruptive strength 19.8KV/mm, volume specific resistance 2.8 × 10
16Ω cm, tensile strength 14MPa, elongation at break 440%.
embodiment 6:
The first step: take various raw material according to hereinafter described ratio of quality and the number of copies
HDPE 100；
Paraffin 0.5;
Zinic stearas 0.1;
White oil 0.05;
CPE 2；
Black masterbatch 0.05;
Anti-oxidant DLTP 0.1;
Antioxidant CA 0.1;
DFNA-0078NT 0.1；
Polyethylene wax 0.5;
FY-5081D 0.1；
EVA 1。
Second step: above-mentioned raw materials is fully mixed 5-10min;
3rd step: by mixed for second step material mill plasticizing, extrusion temperature is 120 DEG C, 130 DEG C, 140 DEG C, 150 DEG C, 150 DEG C, 155 DEG C.
Product melt turnover 11g/10min, disruptive strength 19.6KV/mm, volume specific resistance 3 × 10
16Ω cm, tensile strength 16MPa, elongation at break 460%.
embodiment 7:
The first step: take various raw material according to hereinafter described ratio of quality and the number of copies
HDPE 100；
Paraffin 1;
Zinic stearas 0.5;
White oil 2;
CPE 50；
Black masterbatch 2;
Anti-oxidant DLTP 1;
Antioxidant CA 1;
DFNA-0078NT 2；
Polyethylene wax 5;
FY-5081D 5；
EVA 20。
Second step: above-mentioned raw materials is fully mixed 5-10min;
3rd step: by mixed for second step material mill plasticizing, extrusion temperature is 120 DEG C, 130 DEG C, 140 DEG C, 150 DEG C, 150 DEG C, 155 DEG C.
Product melt turnover 11.2g/10min, disruptive strength 20KV/mm, volume specific resistance 3.2 × 10
16Ω cm, tensile strength 18MPa, elongation at break 480%.
embodiment 8:
The first step: take various raw material according to hereinafter described ratio of quality and the number of copies
HDPE 100；
Paraffin 0.5;
Zinic stearas 0.1;
White oil 0.1;
CPE 40；
Black masterbatch 2.7;
Anti-oxidant DLTP 0.1;
Antioxidant CA 0.25;
DFNA-0078NT 0.1；
Polyethylene wax 0.6;
FY-5081D 0.2；
EVA 10。
Second step: above-mentioned raw materials is fully mixed 5-10min;
3rd step: by mixed for second step material mill plasticizing, extrusion temperature is 120 DEG C, 130 DEG C, 140 DEG C, 150 DEG C, 150 DEG C, 155 DEG C.
Product melt turnover 11.5g/10min, disruptive strength 20KV/mm, volume specific resistance 3.5 × 10
16Ω cm, tensile strength 20MPa, elongation at break 500%.
Composition all components in above embodiment and comparative example all can business be bought.
test performance:
Carry out tensile strength test, melt turnover test, disruptive strength test, volume specific resistance test and elongation at break to embodiment 1-8 to test, tensile strength test is according to GB/T528-1998 standard testing, elongation at break is tested according to standard GB/T 3923-83 test, melt turnover testing standard according to GB3682-2000, disruptive strength test is according to GB1408-2006 standard testing, volume specific resistance test, according to GB/T1410-2006 standard testing, the results are shown in Table one:
Table one
| CPE | Oxidation inhibitor | Nucleator | Polyethylene wax | Melt turnover/g/10min | Disruptive strength/KV/mm | Volume specific resistance/Ω cm | Tensile strength/MPa | Elongation at break/% | |
| Embodiment 1 | 40 | 0.35 | 0.1 | 10 | 19.2 | 2×10 16 | 10 | 400 | |
| Embodiment 2 | 40 | 0.9 | 0.1 | 0.6 | 10.2 | 19.4 | 2.2×10 16 | 12 | 420 |
| Embodiment 3 | 2 | 0.1 | 0.1 | 0.2 | 10.4 | 19.4 | 2.4×10 16 | 12 | 420 |
| Embodiment 4 | 60 | 5 | 1 | 8 | 10.6 | 19.6 | 2.6×10 16 | 14 | 440 |
| Embodiment 5 | 40 | 0.9 | 0.1 | 0.6 | 10.8 | 19.8 | 2.8×10 16 | 14 | 440 |
| Embodiment 6 | 2 | 0.2 | 0.1 | 0.5 | 11 | 19.6 | 3×10 16 | 16 | 460 |
| Embodiment 7 | 50 | 2 | 2 | 5 | 11.2 | 20 | 3.2×10 16 | 18 | 480 |
| Embodiment 8 | 40 | 0.35 | 0.1 | 0.6 | 11.5 | 20 | 3.5×10 16 | 20 | 500 |
Above-described embodiment is just for setting forth content of the present invention, instead of restriction, and any change therefore in the implication suitable with claims of the present invention and scope, all should think to be included in the scope of claims.
Claims (1)
1. a HDPE cable jacket material, is characterized in that: its composition with mass fraction representation is:
HDPE 100；
Paraffin 0.5;
Zinic stearas 0.1;
White oil 0.1;
CPE 40；
Black masterbatch 2.7;
Anti-oxidant DLTP 0.1;
Antioxidant CA 0.25;
DFNA-0078NT 0.1；
Polyethylene wax 0.6;
FY-5081D 0.2；
EVA 10。
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| CN201310254966.3A CN103304879B (en) | 2013-06-25 | 2013-06-25 | A kind of HDPE cable jacket material |
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| CN201310254966.3A CN103304879B (en) | 2013-06-25 | 2013-06-25 | A kind of HDPE cable jacket material |
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| CN103304879B true CN103304879B (en) | 2015-09-23 |
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| CN103554611A (en) * | 2013-10-30 | 2014-02-05 | 安徽国通高新管业股份有限公司 | Power electric wire protective sleeve |
| CN104072853B (en) * | 2014-07-21 | 2016-04-06 | 国网山东省电力公司聊城供电公司 | A kind of electric wire sheath material |
| CN105609191B8 (en) * | 2014-08-27 | 2017-06-20 | 扬州北辰鑫诚电力器材有限公司 | It is a kind of to can be used to display whether in running order cable |
| CN104277308A (en) * | 2014-10-30 | 2015-01-14 | 安徽电信器材贸易工业有限责任公司 | Sheath material for seafloor communication optical cable and preparation method thereof |
| CN104877222A (en) * | 2015-06-11 | 2015-09-02 | 汕头高新区奥星光通信设备有限公司 | Novel light-weight high-strength low-density optical cable sheathing material and preparation method thereof |
| CN104945723A (en) * | 2015-07-31 | 2015-09-30 | 苏州新区特氟龙塑料制品厂 | Modified high-density polyethylene with high strength for cables |
| CN105153379A (en) * | 2015-08-28 | 2015-12-16 | 苏州莱特复合材料有限公司 | HDPE (high-density polyethylene) alloy and method for preparing same |
| CN105153520A (en) * | 2015-09-25 | 2015-12-16 | 国网山东省电力公司临沂供电公司 | Cable sheath material for wind power generation |
| CN106893078A (en) * | 2015-12-18 | 2017-06-27 | 络合化学（上海）有限公司 | A kind of dimer acid modified epoxy resin and preparation method thereof |
| CN105694332A (en) * | 2016-03-07 | 2016-06-22 | 苏州莱特复合材料有限公司 | HDPE cable material and preparation method thereof |
| CN105754179A (en) * | 2016-03-07 | 2016-07-13 | 苏州莱特复合材料有限公司 | Flame retardant HDPE cable material and preparation method thereof |
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| CN1234515A (en) * | 1998-04-24 | 1999-11-10 | 四川联合大学 | Communication cable, optical cable protecting casing material of high-density polyethylene |
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