CN101845174A - Sheath material of solar photovoltaic cable and cable - Google Patents

Sheath material of solar photovoltaic cable and cable Download PDF

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Publication number
CN101845174A
CN101845174A CN201010188343A CN201010188343A CN101845174A CN 101845174 A CN101845174 A CN 101845174A CN 201010188343 A CN201010188343 A CN 201010188343A CN 201010188343 A CN201010188343 A CN 201010188343A CN 101845174 A CN101845174 A CN 101845174A
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Prior art keywords
parts
cable
agent
sheath material
sheath
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CN201010188343A
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CN101845174B (en
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姚章清
王卫东
薛佳喜
李宜
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JIANGSU CARENANO CABLE GROUP Co Ltd
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JIANGSU CARENANO CABLE GROUP Co Ltd
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Abstract

The invention discloses a sheath material of a solar photovoltaic cable and a cable. The sheath material comprises the following components in parts by weight: 30-70 parts of thermoplastic elastomer TPO, 20-70 parts of ethylene-vinyl acetate copolymer EVA, 50-120 parts of nano magnesium hydroxide, 5-20 parts of zinc borate, 1-2 parts of organic silicon modifier, 8-12 parts of compatilizer POE, 1-2 parts of silane, 0.1-0.5 part of 1010 antioxidant and 0.1-0.3 part of copper ion tipping agent, wherein the thermoplastic elastomer TPO is a blend of PP serving as a hard segment and EPDM serving as a soft segment; the compatilizer POE is a maleic anhydride grafted POE blend; the silane is ultra-high molecular weight polysiloxane; the 1010 antioxidant is pentaerythritol; and the copper ion tipping agent is an anti-copper agent. The invention enhances the stability of the sheath of the photovoltaic cable sheath material, the cable has high temperature and low temperature resistance, good flame retardation and stronger cold resistance, the usable range of the sheath is enhanced, the sheath material has good high temperature and low temperature resistance, oil resistance, ultraviolet ray resistance, ozone resistance and weather resistance, and the temperature resistant range thereof can achieve 150 DEG C- minus 60 DEG C.

Description

Sheath material of solar photovoltaic cable and cable
Technical field
The present invention relates to a kind of cable sheath material, particularly a kind of sheath material of solar photovoltaic cable; The invention still further relates to the cable that above-mentioned materials is made.
Background technology
Photovoltaic cable is to comply with the market development demand, the development of active response country photovoltaic industry, and great majority all design and adopt common PVC sheath material.And common PVC material contains toxic substances such as halogen, lead, easy contaminate environment, and temperature resistant grade is low, and easily aging, short-time overload capacity is poor, not anti-ozone and water vapour, shortcomings such as life-span weak point.And photovoltaic cable embrittlement easy to crack under long-term mal-condition, the electric leakage fire takes place, and the hydrogen chloride gas under the fire condition is to the corrosion of photovoltaic apparatus, the life-span to photovoltaic cable and Controlling System also can be affected easily.
This just requires photovoltaic cable to have severe environment performance requriementss such as good high-low temperature resistant, anti-ozone.The sheath of existing photovoltaic cable is mainly used PVC sheath material, low smoke and zero halogen material etc., as the applying date is that on 03 04th, 2009 publication number is CN201204086, patent name is the patent of Weatherproof solar cable, the applying date is that the publication number on October 29th, 2008 is CN101295562 for another example, and patent name is the patent of production method of power cable for solar photovoltaic power generation assembly.Though adopt the photovoltaic cable of this jacket structure can bear the temperature variation of certain limit, cost is too high, cable itself is short work-ing life, and environment for use is limited, uses such as the environment that is unfavorable for severe cold.
Summary of the invention
The invention provides a kind of have fabulous high-low temperature resistant, oil resistant, UV resistant, anti-ozone and weathering resistance effect, be adapted to sheath material of solar photovoltaic cable that the environment of severe cold lay to use and the cable that utilizes above-mentioned materials to make, this cable cost and cable sheath proportion are all relatively low.
In order to reach above-mentioned technique effect, technical scheme of the present invention is: a kind of sheath material of solar photovoltaic cable, described sheath material comprise following weight than component:
Thermoplastic elastomer TPO 30-70 part
Ethene one vinyl acetate copolymer EVA 20-70 part
Nanometric magnesium hydroxide 50-120 part
Zinc borate 5-20 part
Organosilicon modifier 1-2 part
Compatilizer POE 8-12 part
Silane 1-2 part
1010 oxidation inhibitor 0.1-0.5 parts
Cupric ion is snapped away from agent 0.1-0.3 part
Described thermoplastic elastomer TPO is to be that hard segment and EPDM are the blend of soft chain segment with PP, the POE blend that described compatilizer POE is a maleic anhydride graft, described silane is the ultra-high molecular weight polysiloxane, described 1010 oxidation inhibitor are pentaerythritol tetrathioglycollate, and it is anti copper agent that described cupric ion is snapped away from agent.
Fire retardant is formed in the multiple mixing of nanometric magnesium hydroxide, zinc borate and organosilicon modifier.
A kind of solar photovoltaic cable comprises sheath, and described sheath comprises following weight than component:
Thermoplastic elastomer TPO 30-70 part
Ethene one vinyl acetate copolymer EVA 20-70 part
Nanometric magnesium hydroxide 50-120 part
Zinc borate 5-20 part
Organosilicon modifier 1-2 part
Compatilizer POE 8-12 part
Silane 1-2 part
1010 oxidation inhibitor 0.1-0.5 parts
Cupric ion is snapped away from agent 0.1-0.3 part
Described thermoplastic elastomer TPO is to be that hard segment and EPDM are the blend of soft chain segment with PP, the POE blend that described compatilizer POE is a maleic anhydride graft, described silane is the ultra-high molecular weight polysiloxane, described 1010 oxidation inhibitor are pentaerythritol tetrathioglycollate, and it is anti copper agent that described cupric ion is snapped away from agent.
Photovoltaic cable sheath material of the present invention is the stability that main adding silicone master batch and phosphorus flame retardant have not only strengthened restrictive coating with the amorphous polyolefin, make cable have high-low temperature resistant and good flame retardancy, and the cable that makes that such material adopts advanced cross-linking radiation technology to make has stronger cold-resistant property, strengthen the sheath use range, long service life and meet environmental protection standard.Polyolefin jacket material material have fabulous high-low temperature resistant, oil resistant, UV resistant, anti-ozone and its temperature resistant range of weathering resistance can reach+150 ℃--60 ℃.
Description of drawings
Accompanying drawing is the structural representation of cable of the present invention.
Embodiment
A kind of sheath material of solar photovoltaic cable is to be main raw material with thermoplastic elastomer TPO, its TPO is to be that hard segment and EPDM are the blend of soft chain segment with PP, add various auxiliary materials and auxiliary agent, adopt the dynamic crosslinking technology, through conventional technology, the electric wire sheath material that mix, granulation makes.Adopt the processing of high speed forcing machine, L/D 〉=20.Each district's point design temperature of forcing machine is as shown in the table:
Interval One district Two districts Three districts Four districts Head Die orifice
Temperature (℃) ??90 ??130 ??170 ??190 ??195 ??195
Following table is the partial properties of sheath material of the present invention and finished cable wire rod:
Figure GSA00000137104100041
Embodiment 1
A kind of sheath material of solar photovoltaic cable, described sheath material comprises the following weight parts component:
30 parts of thermoplastic elastomer TPO
50 parts of ethene one vinyl acetate copolymer EVA
120 parts of nanometric magnesium hydroxides
5 parts of zinc borates
2 parts of organosilicon modifiers
10 parts of compatilizer POE
1 part in silane
0.5 part in 1010 oxidation inhibitor
Cupric ion is snapped away from 0.1 part of agent
Embodiment 2
A kind of sheath material of solar photovoltaic cable, described sheath material comprises the following weight parts component:
50 parts of thermoplastic elastomer TPO
20 parts of ethene one vinyl acetate copolymer EVA
80 parts of nanometric magnesium hydroxides
20 parts of zinc borates
1 part of organosilicon modifier
8 parts of compatilizer POE
2 parts in silane
0.3 part in 1010 oxidation inhibitor
Cupric ion is snapped away from 0.2 part of agent
Embodiment 3
A kind of sheath material of solar photovoltaic cable, described sheath material comprises the following weight parts component:
70 parts of thermoplastic elastomer TPO
25 parts of ethene one vinyl acetate copolymer EVA
50 parts of nanometric magnesium hydroxides
10 parts of zinc borates
1 part of organosilicon modifier
12 parts of compatilizer POE
2 parts in silane
0.1 part in 1010 oxidation inhibitor
Cupric ion is snapped away from 0.3 part of agent
Embodiment 4
A kind of sheath material of solar photovoltaic cable, described sheath material comprises the following weight parts component:
30 parts of thermoplastic elastomer TPO
70 parts of ethene one vinyl acetate copolymer EVA
65 parts of nanometric magnesium hydroxides
15 parts of zinc borates
2 parts of organosilicon modifiers
10 parts of compatilizer POE
1 part in silane
0.4 part in 1010 oxidation inhibitor
Cupric ion is snapped away from 0.2 part of agent
In the foregoing description 1,2,3,4, described thermoplastic elastomer TPO is to be that hard segment and EPDM are the blend of soft chain segment with PP, the POE blend that described compatilizer POE is a maleic anhydride graft, described silane is the ultra-high molecular weight polysiloxane, described 1010 oxidation inhibitor are pentaerythritol tetrathioglycollate, and it is anti copper agent that described cupric ion is snapped away from agent.
As shown in drawings, a kind of solar photovoltaic cable comprises conductor 1, twining package tape 2, insulation layer and sheath 4.Conductor 1 is coated with sheath 4 described sheaths 4 and comprises weight ratio ingredient among the embodiment 1,2,3,4.
The foregoing description does not limit the present invention in any way, and every employing is equal to replaces or technical scheme that the mode of equivalent transformation obtains all drops in protection scope of the present invention.

Claims (2)

1. sheath material of solar photovoltaic cable is characterized in that described sheath material comprises following weight than component:
Thermoplastic elastomer TPO 30-70 part
Ethene one vinyl acetate copolymer EVA 20-70 part
Nanometric magnesium hydroxide 50-120 part
Zinc borate 5-20 part
Organosilicon modifier 1-2 part
Compatilizer POE 8-12 part
Silane 1-2 part
1010 oxidation inhibitor 0.1-0.5 parts
Cupric ion is snapped away from agent 0.1-0.3 part
Described thermoplastic elastomer TPO is to be that hard segment and EPDM are the blend of soft chain segment with PP, the POE blend that described compatilizer POE is a maleic anhydride graft, described silane is the ultra-high molecular weight polysiloxane, described 1010 oxidation inhibitor are pentaerythritol tetrathioglycollate, and it is anti copper agent that described cupric ion is snapped away from agent.
2. a solar photovoltaic cable comprises sheath, it is characterized in that sheath comprises following weight than component:
Thermoplastic elastomer TPO 30-70 part
Ethene one vinyl acetate copolymer EVA 20-70 part
Nanometric magnesium hydroxide 50-120 part
Zinc borate 5-20 part
Organosilicon modifier 1-2 part
Compatilizer POE 8-12 part
Silane 1-2 part
1010 oxidation inhibitor 0.1-0.5 parts
Cupric ion is snapped away from agent 0.1-0.3 part
Described thermoplastic elastomer TPO is to be that hard segment and EPDM are the blend of soft chain segment with PP, the POE blend that described compatilizer POE is a maleic anhydride graft, described silane is the ultra-high molecular weight polysiloxane, described 1010 oxidation inhibitor are pentaerythritol tetrathioglycollate, and it is anti copper agent that described cupric ion is snapped away from agent.
CN 201010188343 2010-05-31 2010-05-31 Sheath material of solar photovoltaic cable and cable Expired - Fee Related CN101845174B (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102382357A (en) * 2011-09-27 2012-03-21 江苏达胜高聚物有限公司 Novel photovoltaic cable halogen-free low-smoke weather resistant jacket material and production process thereof
CN102751018A (en) * 2012-07-05 2012-10-24 江苏中天科技股份有限公司 Neutral cable for deep-sea detection equipment
CN106700289A (en) * 2017-01-09 2017-05-24 中广核三角洲(中山)高聚物有限公司 High water and ozone-resistance and low smoke halogen-free and flame-retardant polyolefin cable material
CN107298872A (en) * 2017-08-02 2017-10-27 江苏道勤新材料科技有限公司 A kind of photovoltaic optical fiber jacket
CN109749321A (en) * 2017-11-01 2019-05-14 江苏亨通电力电缆有限公司 Oversea wind power generation low smoke, zero halogen soft rubber cable and its preparation process
CN114213732A (en) * 2021-11-25 2022-03-22 安徽永高塑业发展有限公司 Modified master batch for enhancing weather resistance of polyethylene winding pipe and preparation method thereof

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CN1465618A (en) * 2002-06-21 2004-01-07 中国科学院化学研究所 Magnesium hydrate halogen-free polypropylene flame redardant composite material
CN1772801A (en) * 2005-08-05 2006-05-17 东莞银禧塑胶有限公司 High flame retardance low smoke no-halogen cable sheath material and its production process
CN1817956A (en) * 2005-12-21 2006-08-16 肖其海 Smokeless and halogen-free expanding fire-retardant electric wire materials with thermoplastic elastomer and production thereof
CN101511929A (en) * 2006-08-15 2009-08-19 埃克森美孚化学专利公司 Plasticized hetero-phase polyolefin blends
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Publication number Priority date Publication date Assignee Title
EP0249010B1 (en) * 1986-05-17 1993-11-18 Kali Und Salz Aktiengesellschaft Fire-retarding thermoplastic moulding compositions based on polymer blends of polypropylene and magnesium hydroxide
CN1465618A (en) * 2002-06-21 2004-01-07 中国科学院化学研究所 Magnesium hydrate halogen-free polypropylene flame redardant composite material
CN1772801A (en) * 2005-08-05 2006-05-17 东莞银禧塑胶有限公司 High flame retardance low smoke no-halogen cable sheath material and its production process
CN1817956A (en) * 2005-12-21 2006-08-16 肖其海 Smokeless and halogen-free expanding fire-retardant electric wire materials with thermoplastic elastomer and production thereof
CN101511929A (en) * 2006-08-15 2009-08-19 埃克森美孚化学专利公司 Plasticized hetero-phase polyolefin blends
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102382357A (en) * 2011-09-27 2012-03-21 江苏达胜高聚物有限公司 Novel photovoltaic cable halogen-free low-smoke weather resistant jacket material and production process thereof
CN102751018A (en) * 2012-07-05 2012-10-24 江苏中天科技股份有限公司 Neutral cable for deep-sea detection equipment
CN106700289A (en) * 2017-01-09 2017-05-24 中广核三角洲(中山)高聚物有限公司 High water and ozone-resistance and low smoke halogen-free and flame-retardant polyolefin cable material
CN106700289B (en) * 2017-01-09 2019-06-18 中广核三角洲(中山)高聚物有限公司 A kind of ozone proof low smoke halogen-free fire retardant polyolefin cable material of high water resistance
CN107298872A (en) * 2017-08-02 2017-10-27 江苏道勤新材料科技有限公司 A kind of photovoltaic optical fiber jacket
CN109749321A (en) * 2017-11-01 2019-05-14 江苏亨通电力电缆有限公司 Oversea wind power generation low smoke, zero halogen soft rubber cable and its preparation process
CN114213732A (en) * 2021-11-25 2022-03-22 安徽永高塑业发展有限公司 Modified master batch for enhancing weather resistance of polyethylene winding pipe and preparation method thereof

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