CN103304879A - HDPE (high-density polyethylene) cable sheath material - Google Patents

HDPE (high-density polyethylene) cable sheath material Download PDF

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Publication number
CN103304879A
CN103304879A CN2013102549663A CN201310254966A CN103304879A CN 103304879 A CN103304879 A CN 103304879A CN 2013102549663 A CN2013102549663 A CN 2013102549663A CN 201310254966 A CN201310254966 A CN 201310254966A CN 103304879 A CN103304879 A CN 103304879A
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hdpe
parts
cable jacket
jacket material
material according
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CN2013102549663A
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CN103304879B (en
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张宇
左士祥
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SUZHOU ZHIRUI PHOTOELECTRIC MATERIAL TECHNOLOGY CO., LTD.
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张宇
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Abstract

The invention relates to an HDPE (high-density polyethylene) cable sheath material. The HDPE cable sheath material comprises the following components in parts by weight: 100 parts of HDPE, 0.1-5 parts of melt viscosity modifier, 0.01-2 parts of heat stabilizer, 0.01-10 parts of white oil, 1-80 parts of toughener, 0.01-10 parts of carbon black masterbatch, 0.01-10 parts of antioxidant and 0.01-10 parts of nucleating agent; the melt flow rate of a product is more than 10g/10min, which is greatly improved in comparison with the melt flow rate of 0.1-0.3g/10min of the existing cable sheath material; the elongation rate is 500%, which is greatly improved in comparison with the elongation rate of 23% of the existing HDPE; the tensile strength is 10-20MPa, and the density is 0.959-0.965g/cm<3>; the brittle temperature of the product is -70 DEG C, the volume resistivity is more than 2*1016 omega.cm, the breakdown strength is 20KV/mm, and the resistance to environmental stress cracking is not less than 50h; and the product has the advantages of good toughness, aging resistance and resistance to chemical corrosion, and can be widely produced and used for continuously replacing existing materials.

Description

A kind of HDPE cable jacket material
Technical field
The application belongs to the cable jacket material field, relates in particular to a kind of HDPE cable jacket material.
Background technology
As the black high-density polyethylene material of sheath material, select the special-purpose high density polyethylene(HDPE) base resin of sheath material, add high quality carbon black masterbatch and other relevant processing aids, mixing granulator forms.The factors such as the carbon black masterbatch content of high-quality, carbon black granules degree, dispersity, huge to the long-term performance impact such as optical cable UV resistant radiative aging, heat-proof aging.Development along with social city, technicalization, hommization, the high speed development of plastic industry, cable material is more and more pressed close to people's life, the consequent is the increase of cable jacket material usage quantity, and cable sheath mostly easily aging, toughness is low, tensile yield strength and tensile strength low with the showing of the problems such as easily embrittlement, volume specific resistance be low.And along with the popularizing of 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 has announced a kind of cable sheath, adopt chloroprene rubber and chlorosulfonated polyethylene to combine, but consider that anti-toughness is low, do not resist cold and the low equal angles of volume specific resistance, it is slightly not enough that prior art just seems; Chinese patent CN102344615A discloses a kind of cable jacket material, adopt chlorinatedpolyethylene, stablizer and flame retardant combination to form, hardness is little, soft, considers that still tensile yield degree and tensile strength are low, it is slightly not enough that the aspects such as disruptive strength is low, prior art just seem; Chinese patent CN102977492A discloses a kind of electric wire with 70 ℃ 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 the product tensile strength is low, elongation at break is low, 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 the aspect such as elongation at break is low, volume specific resistance is low, toughness is low, it is slightly not enough that prior art just seems.
Summary of the invention
The technical problem that solves:
The application provides a kind of HDPE cable jacket material and preparation method thereof for above-mentioned technical problem, solve the existing cable sheath material easily aging, toughness is low, tensile yield strength and tensile strength low with the technical problems such as easily embrittlement, volume specific resistance be low.
Technical scheme:
A kind of HDPE cable jacket material is comprised of following raw materials according, take the mass fraction representation as:
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 kind of optimal technical scheme of the present invention: described HDPE cable jacket material, its moiety, take the mass fraction representation as:
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 kind of optimal technical scheme of the present invention: described HDPE cable jacket material, its moiety, take the mass fraction representation as:
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 kind of optimal technical scheme of the present invention: described HDPE cable jacket material, its moiety, take the mass fraction representation as:
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 kind of optimal technical scheme of the present invention: described melt viscosity modifiers adopts one or more mixtures in paraffin, Poly Propylene Wax or the hexalin.
As a kind of optimal technical scheme of the present invention: described thermo-stabilizer adopts Zinic stearas.
As a kind of optimal technical scheme of the present invention: described toughner adopts CPE.
As a kind of optimal technical scheme of the present invention: described oxidation inhibitor adopts one or more mixtures in anti-oxidant DLTP or the antioxidant CA.
As a kind of optimal technical scheme of the present invention: described nucleator adopts a kind of among DFNA-0012NT, DFNA-0078NT, HD101 or the KH00221.
As a kind of optimal technical scheme 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, has following technique effect: 1, product melt turnover＞10g/10min has greatly than the 0.1-0.3 g/10min of existing cable jacking and to improve; 2, elongation 500% has greatly raising than existing HDPE elongation 23%; 3, tensile strength 10-20MPa, density 0.959-0.965g/cm 34, product embrittlement temperature-70 ℃, 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 not division of history into periods of widespread production for current material.
Embodiment
Following examples further specify the application's content, but should not be construed as the restriction to the application.In the situation that do 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
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;
The 3rd step: with the mixed material mill plasticizing of second step, extrusion temperature is 120 ℃, 130 ℃, 140 ℃, 150 ℃, 150 ℃, 155 ℃.
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 by weighing various raw materials according to ratio of quality and the number of copies hereinafter described
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;
The 3rd step: with the mixed material mill plasticizing of second step, extrusion temperature is 120 ℃, 130 ℃, 140 ℃, 150 ℃, 150 ℃, 155 ℃.
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 by weighing various raw materials according to ratio of quality and the number of copies hereinafter described
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;
The 3rd step: with the mixed material mill plasticizing of second step, extrusion temperature is 120 ℃, 130 ℃, 140 ℃, 150 ℃, 150 ℃, 155 ℃.
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 by weighing various raw materials according to ratio of quality and the number of copies hereinafter described
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;
The 3rd step: with the mixed material mill plasticizing of second step, extrusion temperature is 120 ℃, 130 ℃, 140 ℃, 150 ℃, 150 ℃, 155 ℃.
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 by weighing various raw materials according to ratio of quality and the number of copies hereinafter described
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;
The 3rd step: with the mixed material mill plasticizing of second step, extrusion temperature is 120 ℃, 130 ℃, 140 ℃, 150 ℃, 150 ℃, 155 ℃.
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 by weighing various raw materials according to ratio of quality and the number of copies hereinafter described
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;
The 3rd step: with the mixed material mill plasticizing of second step, extrusion temperature is 120 ℃, 130 ℃, 140 ℃, 150 ℃, 150 ℃, 155 ℃.
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 by weighing various raw materials according to ratio of quality and the number of copies hereinafter described
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;
The 3rd step: with the mixed material mill plasticizing of second step, extrusion temperature is 120 ℃, 130 ℃, 140 ℃, 150 ℃, 150 ℃, 155 ℃.
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 by weighing various raw materials according to ratio of quality and the number of copies hereinafter described
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;
The 3rd step: with the mixed material mill plasticizing of second step, extrusion temperature is 120 ℃, 130 ℃, 140 ℃, 150 ℃, 150 ℃, 155 ℃.
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 the Comparative Examples all can commercially be bought.
Test performance:
Embodiment 1-8 is carried out tensile strength test, melt turnover test, disruptive 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/T 3923-83 test, melt turnover testing standard according to GB3682-2000, the disruptive strength test is according to the GB1408-2006 standard testing, the volume specific resistance test the results are shown in Table one according to the GB/T1410-2006 standard testing:
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 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 (10)

1. HDPE cable jacket material is characterized in that: its composition take the mass fraction representation as:
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.
2. a kind of HDPE cable jacket material according to claim 1 is characterized in that: its composition take the mass fraction representation as:
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.
3. a kind of HDPE cable jacket material according to claim 1 is characterized in that: its composition take the mass fraction representation as:
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.
4. a kind of HDPE cable jacket material according to claim 1 is characterized in that: its composition take the mass fraction representation as:
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。
5. a kind of HDPE cable jacket material according to claim 1 is characterized in that: one or more mixtures in described melt viscosity modifiers employing paraffin, Poly Propylene Wax or the hexalin.
6. a kind of HDPE cable jacket material according to claim 1 is characterized in that: described thermo-stabilizer employing Zinic stearas.
7. a kind of HDPE cable jacket material according to claim 1 is characterized in that: described toughner employing CPE.
8. a kind of HDPE cable jacket material according to claim 1 is characterized in that: one or more mixtures in described oxidation inhibitor employing anti-oxidant DLTP or the antioxidant CA.
9. a kind of HDPE cable jacket material according to claim 1 is characterized in that: described nucleator adopts a kind of among DFNA-0012NT, DFNA-0078NT, HD101 or the KH00221.
10. a kind of HDPE cable jacket material according to claim 1 is characterized in that: described surface-modifying agent employing FY-5081.
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Publication number Priority date Publication date Assignee Title
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
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
CN105489280A (en) * 2014-08-27 2016-04-13 沈群华 Insulation layer material for cable capable of displaying temperature change
CN105504444A (en) * 2014-07-21 2016-04-20 蔡洪祥 Sheath material for power cable or optical cable 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
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

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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
CN105504444A (en) * 2014-07-21 2016-04-20 蔡洪祥 Sheath material for power cable or optical cable and preparation method thereof
CN105504444B (en) * 2014-07-21 2017-12-08 无锡市华美电缆有限公司 A kind of electric wire protective cover material and its manufacture method
CN105609192A (en) * 2014-08-27 2016-05-25 沈群华 Cable capable of displaying whether being in working condition and fabrication method thereof
CN105489280A (en) * 2014-08-27 2016-04-13 沈群华 Insulation layer material for cable capable of displaying temperature change
CN105609191A (en) * 2014-08-27 2016-05-25 沈群华 Cable capable of displaying working state
CN105489280B (en) * 2014-08-27 2018-02-09 国网江西省电力公司赣西供电分公司 It is a kind of can displays temperature change cable insulating layer material
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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