CN103360675A - Crosslinkable oil-resistant low-smoke zero-halogen flame retardant electric wire and cable material and preparation method - Google Patents
Crosslinkable oil-resistant low-smoke zero-halogen flame retardant electric wire and cable material and preparation method Download PDFInfo
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- CN103360675A CN103360675A CN2013103285728A CN201310328572A CN103360675A CN 103360675 A CN103360675 A CN 103360675A CN 2013103285728 A CN2013103285728 A CN 2013103285728A CN 201310328572 A CN201310328572 A CN 201310328572A CN 103360675 A CN103360675 A CN 103360675A
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Abstract
Provided is a crosslinkable oil-resistant low-smoke zero-halogen flame retardant electric wire and cable material. The material is prepared from, by weight, 10%-30% of EVA, 5%-15% of acrylate copolymers, 5%-20% of buna-N rubber, 15%-40% of Mg(OH)2, 15%-40% of Al(OH)3, 10%-30% of synergists, 0.5%-3% of crosslinking sensitizers, 4%-10% of compatilizers, 1%-5% of lubricants, and 0.1%-0.5% of anti-oxidants.
Description
Technical field
The present invention relates to a kind of crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material take EVA/NBR as matrix resin and preparation method thereof.This mixture can be widely used in being mainly used in the place that locomotive, dock, dynamoelectric equipment etc. have the oil resistant requirement.
Background technology
Existing market low-smoke halogen-free flame-retardant electric wire and cable material mostly is polyolefine and inorganic combustion inhibitor, mixture such as magnesium hydroxide, strong aluminum oxide, when the cable of being made by low-smoke halogen-free material is heated when reaching certain temperature, magnesium hydroxide, aluminium hydroxide inorganic combustion inhibitor will decompose the release water outlet, thereby oxygen concentration and cooling reach fire-retardant purpose in the reduction surrounding gas, because lower smog and toxic gas in its combustion processes is subject to the favor in market.Yet because the oil-proofness of material component is relatively poor, the cable that causes common low-smoke halogen-free material to be made is restricted in the place that oil-proofness is had relatively high expectations, simultaneously because lower, the higher loading level of flame retarding efficiency of magnesium hydroxide, aluminium hydroxide fire retardant has also obviously caused the deterioration of material mechanical performance.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, a kind of crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material take EVA/NBR as base material and preparation method thereof is provided, when keeping the higher flame retardant properties of material, make material have higher mechanical property and oil resistance, this mixture is not halogen-containing, heavy metal, meets the environmental requirements such as ROHS, Reach.
A kind of crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material is characterized in that, each composition weight proportioning is as follows:
Wherein, described ethylene-vinyl acetate copolymer (EVA) comprises that vinyl acetate content (VA%) is a kind of among 26%, 28%, 40% the EVA, and melting index (MI) is 2～5g/10min; Acrylic acid esters co-polymer is a kind of among EEA, EMA, the EBA, acrylate content 20%～40%, and melting index MI is 1～5g/10min; Described nitrile rubber is the multipolymer of vinyl cyanide and divinyl, and wherein acrylonitrile content is 25～50%, described aluminium hydroxide particle diameter d＜3 μ m; Described magnesium hydroxide particle diameter d＜3 μ m; Described synergist is for coating a kind of in ammonium polyphosphate (APP), hypo-aluminum orthophosphate, dimethyl methyl phosphonate, dodecyl diphenylphosphine acid esters, 2-ethylhexyl diphenylphosphine acid esters, the polynite; Described compatilizer is a kind of in grafted low density polyethylene maleic anhydride, the polyolefin elastomer grafted maleic anhydride; Described sensitizing agent is multi-functional acrylate's class, comprises triallyl isocyanurate (TAIC), triallyl cyanurate, a kind of in the trimethylammonium vinylformic acid trishydroxymethyl propyl ester (TMPTMA); Described lubricant is a kind of in stearic acid, silicone master batch, Zinic stearas, calcium stearate, the polyethylene wax; Described oxidation inhibitor is a kind of hindered phenol type antioxidant, phosphorous acid kind antioxidant, and preferred oxidation inhibitor is 1010.
In the described crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material, compatilizer is LDPE-g-MH or POE-gMH, EVA-g-MH.
A kind of preparation method who prepares described crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material, it is characterized in that: after weight percentage is according to the rules carried out the component weighing, discharging is for subsequent use through each component stirs 10-15 minute in high-speed mixer after, use twin screw extruder extruding pelletization and dry, namely obtain crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material.
In described preparation method, the twin screw extruder extruding pelletization, temperature setting is set to: 120～130 ℃ of feeding sections, 140～150 ℃ of mixing sections, 150～160 ℃ of metering zones, 165 ℃ of heads.Cross-linking radiation dosage 15-25Mard after the extrusion wire rod.
Embodiment
Below the present invention is described in further detail.
Embodiment 1:
A kind of crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material is characterized in that, each composition weight proportioning is as follows:
Wherein, described ethylene-vinyl acetate copolymer (EVA) comprises that vinyl acetate content (VA%) is a kind of among 26%, 28%, 40% the EVA, and melting index (MI) is 2～5g/10min; Acrylic acid esters co-polymer is a kind of among EEA, EMA, the EBA, acrylate content 20%～40%, and melting index MI is 1～5g/10min; Described nitrile rubber is the multipolymer of vinyl cyanide and divinyl, and wherein acrylonitrile content is 25～50%, described aluminium hydroxide particle diameter d＜3 μ m; Described magnesium hydroxide particle diameter d＜3 μ m; Described synergist is for coating a kind of in ammonium polyphosphate (APP), hypo-aluminum orthophosphate, dimethyl methyl phosphonate, dodecyl diphenylphosphine acid esters, 2-ethylhexyl diphenylphosphine acid esters, the polynite; Described compatilizer is a kind of in grafted low density polyethylene maleic anhydride, the polyolefin elastomer grafted maleic anhydride; Described sensitizing agent is multi-functional acrylate's class, comprises triallyl isocyanurate (TAIC), triallyl cyanurate, a kind of in the trimethylammonium vinylformic acid trishydroxymethyl propyl ester (TMPTMA); Described lubricant is a kind of in stearic acid, silicone master batch, Zinic stearas, calcium stearate, the polyethylene wax; Described oxidation inhibitor is a kind of hindered phenol type antioxidant, phosphorous acid kind antioxidant, and preferred oxidation inhibitor is 1010.
In the described crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material, compatilizer is LDPE-g-MH or POE-gMH, EVA-g-MH.
A kind of preparation method who prepares described crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material, it is characterized in that: after weight percentage is according to the rules carried out the component weighing, discharging is for subsequent use through each component stirs 10-15 minute in high-speed mixer after, use twin screw extruder extruding pelletization and dry, namely obtain crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material.
In described preparation method, the twin screw extruder extruding pelletization, temperature setting is set to: 120～130 ℃ of feeding sections, 140～150 ℃ of mixing sections, 150～160 ℃ of metering zones, 165 ℃ of heads.Cross-linking radiation dosage 15-25Mard after the extrusion wire rod.
Embodiment 2
A kind of crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material is characterized in that, each composition weight proportioning is as follows:
Wherein, described ethylene-vinyl acetate copolymer (EVA) comprises that vinyl acetate content (VA%) is a kind of among 28%, 40% the EVA, and melting index (MI) is 2～5g/10min; Acrylic acid esters co-polymer is a kind of among EEA, EMA, the EBA, acrylate content 20%～40%, and melting index MI is 1～5g/10min; Described nitrile rubber is the multipolymer of vinyl cyanide and divinyl, and wherein acrylonitrile content is 25～50%, described aluminium hydroxide particle diameter d＜3 μ m; Described magnesium hydroxide particle diameter d＜3 μ m; Described synergist is for coating a kind of in ammonium polyphosphate (APP), hypo-aluminum orthophosphate, dimethyl methyl phosphonate, dodecyl diphenylphosphine acid esters, 2-ethylhexyl diphenylphosphine acid esters, the polynite; Described compatilizer is a kind of in grafted low density polyethylene maleic anhydride, the polyolefin elastomer grafted maleic anhydride; Described sensitizing agent is multi-functional acrylate's class, comprises triallyl isocyanurate (TAIC), triallyl cyanurate, a kind of in the trimethylammonium vinylformic acid trishydroxymethyl propyl ester (TMPTMA); Described lubricant is a kind of in stearic acid, silicone master batch, Zinic stearas, calcium stearate, the polyethylene wax; Described oxidation inhibitor is a kind of hindered phenol type antioxidant, phosphorous acid kind antioxidant, and preferred oxidation inhibitor is 1010.
In the described crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material, compatilizer is LDPE-g-MH or POE-gMH, EVA-g-MH.
A kind of preparation method who prepares described crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material, it is characterized in that: after weight percentage is according to the rules carried out the component weighing, discharging is for subsequent use through each component stirs 10-15 minute in high-speed mixer after, use twin screw extruder extruding pelletization and dry, namely obtain crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material.
In described preparation method, the twin screw extruder extruding pelletization, temperature setting is set to: 120～130 ℃ of feeding sections, 140～150 ℃ of mixing sections, 150～160 ℃ of metering zones, 165 ℃ of heads.Cross-linking radiation dosage 15-25Mard after the extrusion wire rod.
Following table is embodiment properties of sample table:
Table 1 embodiment properties of sample table
Claims (4)
1. a crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material is characterized in that, each composition weight proportioning is as follows:
Wherein, described ethylene-vinyl acetate copolymer (EVA) comprises that vinyl acetate content (VA%) is a kind of among 26%, 28%, 40% the EVA, and melting index (MI) is 2～5g/10min; Acrylic acid esters co-polymer is a kind of among EEA, EMA, the EBA, acrylate content 20%～40%, and melting index MI is 1～5g/10min; Described nitrile rubber is the multipolymer of vinyl cyanide and divinyl, and wherein acrylonitrile content is 25～50%, described aluminium hydroxide particle diameter d＜3 μ m; Described magnesium hydroxide particle diameter d＜3 μ m; Described synergist is for coating a kind of in ammonium polyphosphate (APP), hypo-aluminum orthophosphate, dimethyl methyl phosphonate, dodecyl diphenylphosphine acid esters, 2-ethylhexyl diphenylphosphine acid esters, the polynite; Described compatilizer is a kind of in grafted low density polyethylene maleic anhydride, the polyolefin elastomer grafted maleic anhydride; Described sensitizing agent is multi-functional acrylate's class, comprises triallyl isocyanurate (TAIC), triallyl cyanurate, a kind of in the trimethylammonium vinylformic acid trishydroxymethyl propyl ester (TMPTMA); Described lubricant is a kind of in stearic acid, silicone master batch, Zinic stearas, calcium stearate, the polyethylene wax; Described oxidation inhibitor is a kind of hindered phenol type antioxidant, phosphorous acid kind antioxidant, and preferred oxidation inhibitor is 1010.
2. described crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material according to claim 1 is characterized in that, compatilizer is LDPE-g-MH or POE-g-MH, EVA-g-MH.
3. preparation method who prepares crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material claimed in claim 1, it is characterized in that, after weight percentage is according to the rules carried out the component weighing, discharging is for subsequent use through each component stirs 10-15 minute in high-speed mixer after, use twin screw extruder extruding pelletization and dry, namely obtain crosslinkable oil resistant low-smoke halogen-free flame-retardant electric wire and cable material.
4. described preparation method according to claim 3 is characterized in that the twin screw extruder extruding pelletization, temperature setting is set to: 120～130 ℃ of feeding sections, 140～150 ℃ of mixing sections, 150～160 ℃ of metering zones, cross-linking radiation dosage 15-25Mard after 165 ℃ of the heads, extrusion wire rod.
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103788431A (en) * | 2014-01-15 | 2014-05-14 | 杜肯(武汉)绝热材料有限公司 | Halogen-free rubber-plastic foam heat insulating material |
| CN104004262A (en) * | 2014-06-06 | 2014-08-27 | 杭州双马高分子材料科技有限公司 | Irradiation crosslinking oil-resistance low-smoke halogen-free flame-retardant polyolefin sheath material and preparation method thereof |
| CN104164032A (en) * | 2014-08-07 | 2014-11-26 | 上海三承高分子材料科技有限公司 | High-performance flame-retardant cable sheath material and preparation method thereof |
| CN104212051A (en) * | 2014-09-04 | 2014-12-17 | 扬州市好年华橡塑有限公司 | 90 DEG C irradiation cross-linked, low-smoke, halogen-free and flame-retardant polyolefin oil-resistant cable material and preparation method thereof |
| CN104530549A (en) * | 2014-12-30 | 2015-04-22 | 上海至正道化高分子材料股份有限公司 | High cold-resistance and oil-resistance low-smoke halogen-free flame retardant cable material for irradiation crosslinking rolling stock and preparation method thereof |
| CN104974412A (en) * | 2015-07-27 | 2015-10-14 | 上海至正道化高分子材料股份有限公司 | Vulcanized oil-resistant flame-retardant locomotive cable sheath material and preparation method thereof |
| CN105542368A (en) * | 2016-02-01 | 2016-05-04 | 安徽红旗电缆集团有限公司 | Preparation method of oil-resistant anti-aging insulation cable protection layer material |
| CN105778151A (en) * | 2016-05-11 | 2016-07-20 | 闽江学院 | Halogen-free flame retardant for silica gel, application of halogen-free flame retardant and flame-retardant silica gel product |
| CN107513208A (en) * | 2017-09-21 | 2017-12-26 | 欧宝聚合物江苏有限公司 | A kind of preparation method of oil resistant flame resistance irradiation cross-linking low-smoke halogen-free CABLE MATERIALS |
| CN107513207A (en) * | 2017-09-21 | 2017-12-26 | 欧宝聚合物江苏有限公司 | A kind of preparation method of 150 DEG C of flame resistance irradiations cross-linking low-smoke halogen-free CABLE MATERIALS |
| CN108102207A (en) * | 2018-01-12 | 2018-06-01 | 合肥工业大学 | A kind of halogen-free flameproof thin-walled oil resistant cable insulating manufactured by multiple cross-linked technique and sheath and its manufacturing method and application |
| CN108976346A (en) * | 2015-08-06 | 2018-12-11 | 中广核三角洲（江苏）塑化有限公司 | High stability fluoropolymer |
| CN109627568A (en) * | 2018-12-29 | 2019-04-16 | 上海至正道化高分子材料股份有限公司 | Polyolefine cable sheath material and preparation method thereof |
| CN110938252A (en) * | 2019-11-28 | 2020-03-31 | 江苏上上电缆集团新材料有限公司 | B1-grade stress cracking resistant thermoplastic low-smoke halogen-free cable material and preparation method thereof |
| CN112852030A (en) * | 2019-11-28 | 2021-05-28 | 耐克森公司 | Cable comprising a crosslinked layer obtained from a polymer composition comprising a nitrile rubber and an ethylene methyl acrylate copolymer |
| CN115838506A (en) * | 2022-12-23 | 2023-03-24 | 广东安拓普聚合物科技有限公司 | Marine oil-resistant cable material |
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| CN103788431B (en) * | 2014-01-15 | 2015-11-25 | 杜肯(武汉)绝热材料有限公司 | The rubber-plastic foamed lagging material of a kind of halogen |
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| CN105778151A (en) * | 2016-05-11 | 2016-07-20 | 闽江学院 | Halogen-free flame retardant for silica gel, application of halogen-free flame retardant and flame-retardant silica gel product |
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| CN112852030A (en) * | 2019-11-28 | 2021-05-28 | 耐克森公司 | Cable comprising a crosslinked layer obtained from a polymer composition comprising a nitrile rubber and an ethylene methyl acrylate copolymer |
| EP3828231A1 (en) * | 2019-11-28 | 2021-06-02 | Nexans | Cable comprising crosslinked layer obtained from a polymer composition comprising nitrile rubber and ethylene methyl acrylate copolymer |
| KR20210066980A (en) * | 2019-11-28 | 2021-06-08 | 넥쌍 | A cable comprising crosslinked layer obtained from a polymer composition comprising nitrile rubber and ethylene methyl acrylate copolymer |
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| CN112852030B (en) * | 2019-11-28 | 2024-07-02 | 耐克森公司 | Cable comprising a crosslinked layer obtained from a polymer composition comprising a nitrile rubber and an ethylene methyl acrylate copolymer |
| CN115838506A (en) * | 2022-12-23 | 2023-03-24 | 广东安拓普聚合物科技有限公司 | Marine oil-resistant cable material |
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Application publication date: 20131023 |
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| RJ01 | Rejection of invention patent application after publication |