CN109810372A - A kind of preparation method of photovoltaic cable cross-linking radiation polyolefin jacket material - Google Patents
A kind of preparation method of photovoltaic cable cross-linking radiation polyolefin jacket material Download PDFInfo
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- CN109810372A CN109810372A CN201711169591.5A CN201711169591A CN109810372A CN 109810372 A CN109810372 A CN 109810372A CN 201711169591 A CN201711169591 A CN 201711169591A CN 109810372 A CN109810372 A CN 109810372A
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- photovoltaic cable
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Abstract
The present invention relates to a kind of photovoltaic cable preparation methods of cross-linking radiation polyolefin jacket material, including following mass percent component: ethylene-vinyl acetate copolymer (EVA) 50-60, linear low density polyethylene 20-30, ethylene octene copolymer 15-25, maleic anhydride grafted polyethylene 10-20, aluminium hydroxide 100-160, silicone master batch 3-8, composite antioxidant 0.5-2, polyethylene wax 1-3, UV absorbers 1-3, at charcoal smoke suppressant 2-5, organo montmorillonite 8-15, activated wollastonite powder 10-15, carbon black 1-2.This product selects the organo montmorillonite of double hydrogenated tallow dimethyl ammoniums/silicone-modified, improves Flame Retardancy, reduces smoke density.The electric insulating quality of material is improved using the additive agent modified wollastonite of alkoxy-functional siloxanes.Protective cover material of the present invention has good mechanical property, and good flame retardant property, high and low temperature resistance is excellent, weather-proof and low smoke and zero halogen, nontoxic and pollution-free, securely and reliably, can be used for photovoltaic cable sheath layer.
Description
Technical field
The present invention relates to a kind of photovoltaic cable preparation methods of cross-linking radiation polyolefin jacket material.
Background technique
The working environment of photovoltaic cable is harsher, is often exposed to high temperature low temperature, ultraviolet radiation even acid or alkali environment
In, therefore sheath material for photovoltaic cable should meet the characteristics such as high-low temperature resistant, UV resistant, ageing-resistant.As people are to environmental protection
Continuous attention, the fire-retardant CABLE MATERIALS of low smoke and non-toxic is the hot spot of current research.This research passes through in polyolefin base resin
The inorganic anti-flaming materials such as aluminium hydroxide, magnesium hydroxide are added as fire retardant, blended, plasticizing, granulation, which form, is prepared for machinery
Performance is good, and electrical insulation capability is prominent, and environmental protection flame retardant can be applied to sheath material for photovoltaic cable.
Summary of the invention
The present invention provides a kind of photovoltaic cable preparation method of cross-linking radiation polyolefin jacket material, sheaths of the invention
Material has good flame retardation effect, and ageing-resistant, UV resistant performance is good.
The present invention is achieved by the following technical solutions: the present invention relates to a kind of low cigarette of photovoltaic cable cross-linking radiation without
Halogen flame-retardant sheath material, it is characterised in that including following components (weight): ethylene-vinyl acetate copolymer (EVA) 50-60, linear low
Density polyethylene 20-30, ethylene octene copolymer 15-25, maleic anhydride grafted polyethylene 10-20, aluminium hydroxide 100-160,
Silicone master batch 3-8, composite antioxidant 0.5-2, polyethylene wax 1-3, UV absorbers 1-3, at charcoal smoke suppressant 2-5, You Jimeng
De- soil 8-15, activated wollastonite powder 10-15, carbon black 1-2.
The vinyl acetate content of ethylene-vinyl acetate copolymer used is greater than 26%.
The melt index of ethylene octene copolymer used should be greater than 4.5(150 DEG C).
The maleic anhydride grafts of one of interfacial compatibilizer LLDPE, POE used monomer or a variety of copolymers.
Montmorillonite used is modified through organic modifiers, the surface treating agent of montmorillonite be double hydrogenated tallow dimethyl ammoniums/
Siloxanes, average grain diameter are 14 ~ 18 μm, and the purity of montmorillonite is greater than 98%, and interlamellar spacing is 22 ~ 25.
Antioxidant used is four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester (antioxidant
1010), one or more of double lauryls (anti-oxidant DLTP) of thio-2 acid.
Smoke suppressant used is the high heat-resistant boehmite whisker and ultra-fine eight molybdic acid of nano-silica surface coating modification
Ammonium.
Wollastonite used is that alkoxy-functional siloxanes is additive agent modified.
This method comprises the following steps that: described matrix resin, composite flame-retardant agent, lubricant, composite antioxidant are existed
In high-speed mixer, 7min is mixed at 80 DEG C.Then by mixture in double rank granulation machine extruding pelletization, upper rank barrel temperature model
150 ~ 170 DEG C are enclosed, screw speed is about 130 rpm/min.Lower 130 ~ 150 DEG C of rank barrel temperature range, screw speed is about 70
rpm/min。
The present invention is by selecting polyolefin resin compounding appropriate and inorganic fire retardants synergistic resistance body system, modified filler being added
Addition with auxiliary agent makes material have excellent mechanical performance, flame retardant property and heat-resisting ageing-resisting performance etc., and cable obtained
Expect environment-protecting and non-poisonous.
Specific embodiment
A kind of preparation method of photovoltaic cable irradiated crosslinking low-smoke and halogen-free flame retardant protective cover material, by the raw material system of following weight
At: ethylene-vinyl acetate copolymer (EVA) 55, linear low density polyethylene 25, ethylene octene copolymer 20, maleic anhydride grafting
Polyethylene 15, aluminium hydroxide 150, composite antioxidant 1.5, polyethylene wax 2, UV absorbers 1.5, press down at charcoal silicone master batch 4
Fumicants 3, organo montmorillonite 9, activated wollastonite powder 12, carbon black 1.5.
In a high speed mixer by described matrix resin, composite flame-retardant agent, lubricant, composite antioxidant, it mixes at 80 DEG C
7min.Then by mixture in double rank granulation machine extruding pelletization, upper 150 ~ 170 DEG C of rank barrel temperature range, screw speed is about
For 130 rpm/min.Lower 130 ~ 150 DEG C of rank barrel temperature range, screw speed is about 70 rpm/min, and CABLE MATERIALS performance is made
Test result is as follows table.
1 Example formulations performance test table of table
Claims (9)
1. a kind of photovoltaic cable preparation method of cross-linking radiation polyolefin jacket material, it is characterised in that it is by following quality hundred
Divide the raw material composition of ratio: ethylene-vinyl acetate copolymer (EVA) 50-60, linear low density polyethylene 20-30, ethylene octene are total
Polymers 15-25, maleic anhydride grafted polyethylene 10-20, aluminium hydroxide 100-160, silicone master batch 3-8, composite antioxidant 0.5-
2, polyethylene wax 1-3, UV absorbers 1-3, at charcoal smoke suppressant 2-5, organo montmorillonite 8-15, activated wollastonite powder 10-15,
Carbon black 1-2.
2. a kind of preparation method of the photovoltaic cable according to claim 1 with cross-linking radiation polyolefin jacket material, feature
It is that the vinyl acetate content of ethylene-vinyl acetate copolymer used is greater than 26%.
3. a kind of preparation method of the photovoltaic cable according to claim 1 with cross-linking radiation polyolefin jacket material, feature
It is that the melt index of ethylene octene copolymer used should be greater than 4.5(150 DEG C).
4. a kind of preparation method of the photovoltaic cable according to claim 1 with cross-linking radiation polyolefin jacket material, feature
It is the maleic anhydride grafts of one of interfacial compatibilizer LLDPE, POE used monomer or a variety of copolymers.
5. a kind of preparation method of the photovoltaic cable according to claim 1 with cross-linking radiation polyolefin jacket material, feature
It is that montmorillonite used is modified through organic modifiers, the surface treating agent of montmorillonite is double hydrogenated tallow dimethyl ammonium/silicon oxygen
Alkane, average grain diameter are 14 ~ 18 μm, and the purity of montmorillonite is greater than 98%, and interlamellar spacing is 22 ~ 25.
6. a kind of preparation method of the photovoltaic cable according to claim 1 with cross-linking radiation polyolefin jacket material, feature
It is that the antioxidant is four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol esters (antioxidant 1010),
One or more of double lauryls (anti-oxidant DLTP) of thio-2 acid.
7. a kind of preparation method of the photovoltaic cable according to claim 1 with cross-linking radiation polyolefin jacket material, feature
It is that the smoke suppressant is the high heat-resistant boehmite whisker and ultra-fine ammonium octamolybdate of nano-silica surface coating modification.
8. a kind of preparation method of the photovoltaic cable according to claim 1 with cross-linking radiation polyolefin jacket material, feature
It is that the wollastonite is that alkoxy-functional siloxanes is additive agent modified.
9. a kind of preparation method of the photovoltaic cable according to claim 1 with cross-linking radiation polyolefin jacket material, feature
It is that this method comprises the following steps that: by described matrix resin, composite flame-retardant agent, lubricant, composite antioxidant in high speed
In mixing machine, 7min is mixed at 80 DEG C, then by mixture in double rank granulation machine extruding pelletization, upper rank barrel temperature range
150 ~ 170 DEG C, screw speed is about 130 rpm/min, and lower 130 ~ 150 DEG C of rank barrel temperature range, screw speed is about 70
rpm/min。
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711169591.5A CN109810372A (en) | 2017-11-22 | 2017-11-22 | A kind of preparation method of photovoltaic cable cross-linking radiation polyolefin jacket material |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711169591.5A CN109810372A (en) | 2017-11-22 | 2017-11-22 | A kind of preparation method of photovoltaic cable cross-linking radiation polyolefin jacket material |
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| CN201711169591.5A Pending CN109810372A (en) | 2017-11-22 | 2017-11-22 | A kind of preparation method of photovoltaic cable cross-linking radiation polyolefin jacket material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110607022A (en) * | 2019-10-10 | 2019-12-24 | 凯布斯工业电气线缆(苏州)有限公司 | Composite material for locomotive cable outer sheath, preparation method of composite material, cable outer sheath and locomotive cable |
| CN112759821A (en) * | 2020-12-28 | 2021-05-07 | 金发科技股份有限公司 | Ultraviolet crosslinking type low-smoke halogen-free polyolefin and preparation method and application thereof |
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| WO2010024602A2 (en) * | 2008-08-27 | 2010-03-04 | Ls Cable Ltd. | Polypropylene-based flame-resistant resin composition for cable insulation material with superior mechanical properties |
| CN104403190A (en) * | 2014-12-09 | 2015-03-11 | 黑龙江省润特科技有限公司 | Ultraviolet cross-linking oil-resistant low-smoke halogen-free flame retardant polyolefin cable material and preparation method thereof |
| CN104672884A (en) * | 2015-02-12 | 2015-06-03 | 衡阳恒飞电缆有限责任公司 | Material for cables and preparation method of material |
| CN106750851A (en) * | 2016-11-24 | 2017-05-31 | 宝胜科技创新股份有限公司 | A kind of high fire-protection rate thermoplastic halogen-free and low-smoke polyolefine material and preparation method thereof |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010024602A2 (en) * | 2008-08-27 | 2010-03-04 | Ls Cable Ltd. | Polypropylene-based flame-resistant resin composition for cable insulation material with superior mechanical properties |
| CN104403190A (en) * | 2014-12-09 | 2015-03-11 | 黑龙江省润特科技有限公司 | Ultraviolet cross-linking oil-resistant low-smoke halogen-free flame retardant polyolefin cable material and preparation method thereof |
| CN104672884A (en) * | 2015-02-12 | 2015-06-03 | 衡阳恒飞电缆有限责任公司 | Material for cables and preparation method of material |
| CN106750851A (en) * | 2016-11-24 | 2017-05-31 | 宝胜科技创新股份有限公司 | A kind of high fire-protection rate thermoplastic halogen-free and low-smoke polyolefine material and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110607022A (en) * | 2019-10-10 | 2019-12-24 | 凯布斯工业电气线缆(苏州)有限公司 | Composite material for locomotive cable outer sheath, preparation method of composite material, cable outer sheath and locomotive cable |
| CN110607022B (en) * | 2019-10-10 | 2022-06-14 | 凯布斯工业电气线缆(苏州)有限公司 | Composite material for locomotive cable outer sheath, preparation method of composite material, cable outer sheath and locomotive cable |
| CN112759821A (en) * | 2020-12-28 | 2021-05-07 | 金发科技股份有限公司 | Ultraviolet crosslinking type low-smoke halogen-free polyolefin and preparation method and application thereof |
| CN112759821B (en) * | 2020-12-28 | 2023-02-21 | 金发科技股份有限公司 | Ultraviolet crosslinking type low-smoke halogen-free polyolefin and preparation method and application thereof |
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