CN103554780A - Modified SG-2 polyvinyl chloride insulating material for automobile wire harness - Google Patents
Modified SG-2 polyvinyl chloride insulating material for automobile wire harness Download PDFInfo
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- CN103554780A CN103554780A CN201310525711.6A CN201310525711A CN103554780A CN 103554780 A CN103554780 A CN 103554780A CN 201310525711 A CN201310525711 A CN 201310525711A CN 103554780 A CN103554780 A CN 103554780A
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Abstract
The invention relates to an insulating material for a wire harness, and in particular relates to a modified SG-2 polyvinyl chloride insulating material for an automobile wire harness. The insulating material comprises the following raw materials in parts by weight: 42 to 45 parts of SG-2 polyvinyl chloride resin, 12 to 15 parts of EVA (Ethylene Vinyl Acetate Copolymer), 15 to 18 parts of barium sulfate, 4 to 5 parts of polyvinyl alcohol, 2 to 3 parts of polyethylene glycol octylphenol ether, 4 to 5 parts of zinc borate, 1 to 2 parts of silane coupling agent KH550, 25 to 35 parts of nano calcium carbonate, 1 to 2 parts of accelerant TMTD (Tetramethyl Thiuram Disulfide), 1 to 2 parts of 1,3-butadiene, 10 to 20 parts of ethylene glycol, 20 to 24 parts of triethyl citrate and 14 to 16 parts of addition agent. The insulating material is prepared by combining the advantages of the SG-2 polyvinyl chloride resin, the EVA and the other raw material. Thus, the prepared insulating material is high in strength, resistant to high-temperature aging, resistant to fire, good in electrical insulativity, safe and reliable, and can be positioned under the blazing sun for quite a long time. Therefore, the prepared insulating material can be widely used for manufacturing the insulating sheaths of the wire harnesses at all parts of an automobile, terminals, binding materials and the like, thereby having a wide market demand prospect.
Description
Technical field
The present invention relates to a kind of wire harness insulating material, be specifically related to modification SG-2 polyvinyl chloride insulation material and preparation method thereof for a kind of automotive wire bundle.
Background technology
Automotive wire bundle is the network principal of automobile circuit, connect automobile each several part electronic component, its effect is most important, the quality of wire harness is directly connected to the quality of automobile, and the first step of producing at wire harness is exactly alternative line beam material, wire harness material has directly determined the quality of wire harness, automotive wire bundle material mainly comprises electric wire, terminal, sheath, adhesive tape etc., when practical application, should be according to Working environment and the performance requriements of different automotive department bit line bundles, select the wire harness material of suitable material, with insulating material, there is poor fire more in traditional wire harness, high temperature is yielding, the problems such as work-ing life is short, bring a lot of inconvenience to actual use, even threaten people's the security of the lives and property, therefore, be badly in need of changing original formula, improve material property, to adapt to the various demand in automotive electronics device market.
Summary of the invention
The object of the invention is to, modification SG-2 polyvinyl chloride insulation material for a kind of automotive wire bundle is provided, promoted the performance of traditional pvc material, make it possess good mechanical property and processing characteristics, can adapt to specific environment for use condition, to achieve these goals, the technical solution used in the present invention is as follows:
With a modification SG-2 polyvinyl chloride insulation material, it is characterized in that the component that this wire harness comprises following weight part with macromolecular material: SG-2 polyvinyl chloride (PVC) RESINS 42-45, EVA 12-15, barium sulfate 15-18, polyvinyl alcohol 4-5, Triton X-100 2-3, zinc borate 4-5, Silane coupling agent KH550 1-2, nano-calcium carbonate 25-35, Vulcanization accelerator TMTD 1-2,1,3-divinyl 1-2, ethylene glycol 10-20, triethyl citrate 20-24, auxiliary agent 14-16.
The raw material that described auxiliary agent comprises following weight part: lazurite 20-24, linking agent TAC 3-4, Viscoat 295 2-3, tetraethylene pentamine 2-3, nano titanium oxide 1-2, antimonous oxide 2-3, anti-scorching agent CTP 1-2, Union carbide A-162 1-2,2-thiol group benzimidazolyl 1-2, lapis amiridis 2-3, Imarcaptoacetate dioctyltin 1-2, Fructus Zanthoxyli oil 1-2; Preparation method puts into calcining furnace by lazurite to calcine 3-4 hour at 550-570 ℃, cooling, be ground into and put into 12-15% hydrochloric acid soln after 50-100 order and soak 2-3 hour, filter out lazurite powder, clear water is cleaned, and dries, be ground into 200-300 order powder, mix with other remaining component, grinding distribution 1-2 hour, obtains.
Modification SG-2 polyvinyl chloride insulation material for described a kind of automotive wire bundle, its preparation method is: by after SG-2 polyvinyl chloride (PVC) RESINS, EVA blend evenly, add other remaining components, send in high-speed kneading machine, at 80-120 ℃, mediate 4-5min, after kneading material is cooling, send into twin screw extruder granulation, obtain insulating material of the present invention.
The present invention combines the advantage of the raw materials such as SG-2 polyvinyl chloride (PVC) RESINS, EVA, promoted the performance of traditional pvc material, make it there is good processing characteristics and mechanical property, the strength of materials of preparation is high, and heat resistant is fire-retardant, resistance to being exposed to the sun, electrical insulating property is good, can meet specific environment for use condition, and market application foreground is wide.
Embodiment
Embodiment
The raw material that the present embodiment comprises following weight part: SG-2 polyvinyl chloride (PVC) RESINS 45, EVA 15, barium sulfate 18, polyvinyl alcohol 5, Triton X-100 3, zinc borate 5, Silane coupling agent KH550 2, nano-calcium carbonate 30, Vulcanization accelerator TMTD 1,1,3-divinyl 2, ethylene glycol 18, triethyl citrate 24, auxiliary agent 15.
The raw material that described auxiliary agent comprises following weight part: lazurite 24, linking agent TAC 4, Viscoat 295 3, tetraethylene pentamine 3, nano titanium oxide 2, antimonous oxide 2, anti-scorching agent CTP 2, Union carbide A-162 2,2-thiol group benzimidazolyl 2, lapis amiridis 3, Imarcaptoacetate dioctyltin 2, Fructus Zanthoxyli oil 2; Preparation method puts into calcining furnace by lazurite at 570 ℃, to calcine 4 hours, cooling, be ground into and put into 15% hydrochloric acid soln after 80 orders and soak 3 hours, filter out lazurite powder, clear water is cleaned, and dries, be ground into 300 order powder, mix with other remaining component, grinding distribution 1.5 hours, obtains.
Modification SG-2 polyvinyl chloride insulation material for described a kind of automotive wire bundle, its preparation method is: by after SG-2 polyvinyl chloride (PVC) RESINS, EVA blend evenly, add other remaining components, send in high-speed kneading machine, at 100 ℃, mediate 4min, after kneading material is cooling, send into twin screw extruder granulation, obtain insulating material of the present invention.
The performance test results of material of the present invention is: tensile strength is 18.3Mpa, elongation at break is 429%, after 90 ℃ * 70h of IRM902 oil processes, tensile strength and elongation at break are respectively 17.4Mpa, 397%, after 136 ℃ * 168h hot air aging, stretching strength retentivity 98.1%, elongation at break conservation rate is that 98.4%, 20 ℃ of volume specific resistance is 1.76 * 10
14Ω m, through 15% the NaCl solution soaking of 60 ℃ after 7 days, the pick up of material is 0.0045%, after soaking, volume specific resistance velocity of variation is 0.0032%, soaks after 7 days, without obvious swelling and cracking phenomena through 80 ℃ of toluene solvants, oxygen index is 42%, after the artificial weathering test through 1000 hours, the slight velocity of variation that stretches is 29.4%, and elongation at break velocity of variation is 31.2%.
Claims (2)
1. a modification SG-2 polyvinyl chloride insulation material for automotive wire bundle, is characterized in that, this Insulation Material is comprised of the raw material of following weight part: SG-2 polyvinyl chloride (PVC) RESINS 42-45, EVA 12-15, barium sulfate 15-18, polyvinyl alcohol 4-5, Triton X-100 2-3, zinc borate 4-5, Silane coupling agent KH550 1-2, nano-calcium carbonate 25-35, Vulcanization accelerator TMTD 1-2,1,3-divinyl 1-2, ethylene glycol 10-20, triethyl citrate 20-24, auxiliary agent 14-16;
The raw material that described auxiliary agent comprises following weight part: lazurite 20-24, linking agent TAC 3-4, Viscoat 295 2-3, tetraethylene pentamine 2-3, nano titanium oxide 1-2, antimonous oxide 2-3, anti-scorching agent CTP 1-2, Union carbide A-162 1-2,2-thiol group benzimidazolyl 1-2, lapis amiridis 2-3, Imarcaptoacetate dioctyltin 1-2, Fructus Zanthoxyli oil 1-2; Preparation method puts into calcining furnace by lazurite to calcine 3-4 hour at 550-570 ℃, cooling, be ground into and put into 12-15% hydrochloric acid soln after 50-100 order and soak 2-3 hour, filter out lazurite powder, clear water is cleaned, and dries, be ground into 200-300 order powder, mix with other remaining component, grinding distribution 1-2 hour, obtains.
2. modification SG-2 polyvinyl chloride insulation material for a kind of automotive wire bundle as claimed in claim 1, its manufacture craft is: by after SG-2 polyvinyl chloride (PVC) RESINS, EVA blend evenly, add other remaining components, send in high-speed kneading machine, at 80-120 ℃, mediate 4-5min, after kneading material is cooling, send into twin screw extruder granulation, obtain insulating material of the present invention.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310525711.6A CN103554780A (en) | 2013-10-31 | 2013-10-31 | Modified SG-2 polyvinyl chloride insulating material for automobile wire harness |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310525711.6A CN103554780A (en) | 2013-10-31 | 2013-10-31 | Modified SG-2 polyvinyl chloride insulating material for automobile wire harness |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103881260A (en) * | 2014-02-14 | 2014-06-25 | 安徽旺达铜业发展有限公司 | Polyvinyl chloride insulation material for automobile wires and cables and preparation method of insulation material |
| CN104945780A (en) * | 2015-07-16 | 2015-09-30 | 常州市武进凯利达电子有限公司 | Low-temperature-resistant halogen-free flame-retardant polyvinyl chloride cable material used for automobiles and preparation method of low-temperature-resistant halogen-free flame-retardant polyvinyl chloride cable material |
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| CN101812208A (en) * | 2010-04-10 | 2010-08-25 | 常熟市中联光电新材料有限责任公司 | Irradiation cross-linking flame-retardant flexible polyvinyl chloride plastic for wire and cable |
| US20120142839A1 (en) * | 2008-01-08 | 2012-06-07 | Unitex Chemical Corporation | Plasticized polyvinyl chloride composition with flame retardant |
| CN102719040A (en) * | 2012-06-29 | 2012-10-10 | 苏州银禧科技有限公司 | Wear-resisting flame-retardant polyvinyl chloride insulation and sheathing materials |
| CN103224671A (en) * | 2013-03-26 | 2013-07-31 | 安徽五洲特种电缆集团有限公司 | High-strength anti-twisting wind energy cable material and preparation method thereof |
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2013
- 2013-10-31 CN CN201310525711.6A patent/CN103554780A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120142839A1 (en) * | 2008-01-08 | 2012-06-07 | Unitex Chemical Corporation | Plasticized polyvinyl chloride composition with flame retardant |
| CN101812208A (en) * | 2010-04-10 | 2010-08-25 | 常熟市中联光电新材料有限责任公司 | Irradiation cross-linking flame-retardant flexible polyvinyl chloride plastic for wire and cable |
| CN102719040A (en) * | 2012-06-29 | 2012-10-10 | 苏州银禧科技有限公司 | Wear-resisting flame-retardant polyvinyl chloride insulation and sheathing materials |
| CN103224671A (en) * | 2013-03-26 | 2013-07-31 | 安徽五洲特种电缆集团有限公司 | High-strength anti-twisting wind energy cable material and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103881260A (en) * | 2014-02-14 | 2014-06-25 | 安徽旺达铜业发展有限公司 | Polyvinyl chloride insulation material for automobile wires and cables and preparation method of insulation material |
| CN104945780A (en) * | 2015-07-16 | 2015-09-30 | 常州市武进凯利达电子有限公司 | Low-temperature-resistant halogen-free flame-retardant polyvinyl chloride cable material used for automobiles and preparation method of low-temperature-resistant halogen-free flame-retardant polyvinyl chloride cable material |
| CN104945780B (en) * | 2015-07-16 | 2017-08-22 | 常州市武进凯利达电子有限公司 | A kind of automobile low temperature resistant flame retardant polyvinyl chloride cable material and preparation method thereof |
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Application publication date: 20140205 |