CN102276934A - Environmental-friendly CPE rubber sheathing material with low temperature resistance and oil-resistance and flame retardancy, and preparation method thereof - Google Patents
Environmental-friendly CPE rubber sheathing material with low temperature resistance and oil-resistance and flame retardancy, and preparation method thereof Download PDFInfo
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- CN102276934A CN102276934A CN 201010196855 CN201010196855A CN102276934A CN 102276934 A CN102276934 A CN 102276934A CN 201010196855 CN201010196855 CN 201010196855 CN 201010196855 A CN201010196855 A CN 201010196855A CN 102276934 A CN102276934 A CN 102276934A
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Abstract
The invention relates to an environmental-friendly CPE rubber sheathing material with low temperature resistance and oil-resistance and flame retardancy, which comprises the following raw materials by weight: 40-50 of CPE resin, 3-6 of plasticizer, 14-20 of strengthening agent, 10-20 of filler calcium carbonate, 15-20% of filler powdered steatile, 2-4% of environment-friendly stabilizer, 2-3 of hydrogen chloride absorbent, 2-5 % of lubricant, 4-8% of fire retardant and 1.5-2% of vulcanizing agent. According to the invention, the environmental-friendly CPE rubber sheathing material with low temperature resistance, and oil-resistance and flame retardancy can be substituted of rubber sheathing materials containing substances of heavy metals, polybrominated biphenyls and ethers thereof which are violate environment-friendly requirements, The invention has the following advantages of safer and more reliable operation, substantial social benefit and no environmental pollution; and can be used for power cables, cables for mining, cables for ships, electrical equipment wires and the like, Compare with the present common rubber, the low temperature resistance, oil-resistance and flame retardancy of the cables and wires are greatly enhanced.
Description
Technical field
The present invention relates to a kind of low temperature resistant oil resistant flame-proof environmental protection CPE rubber sleeve material and preparation method thereof.
Background technology
Traditional C PE rubber wire cable sheath material is because of containing the objectionable impurities that (Pb), cadmium (Cd), mercury (Hg), sexavalent chrome (Cr) heavy metal element, Polybrominated biphenyl and ethers thereof etc. are against environmental requirement, influence human health and ecotope, and low temperature resistant oil resistant flame retardant properties can not meet the demands.
The supply lead of household electrical appliance has just required extraordinary flexibility, breaks otherwise sheath can take place in frequent use supply lead; Many electric wires use in the low-down environment of temperature, if the low-temperature performance of cable sheath material can not meet the demands, electric wire in installing or using sheath will take place and break, and causes cable bad.The supply lead of household electrical appliance has just required extraordinary oil resistant and flame retardant resistance, otherwise supply lead breaks the presence of fire because combustionproperty is defective because of sheath can take place oil pollution in frequent use.Therefore the environmental protection CPE cable rubber sheath material with good low temperature oil resistant flame retardant properties is developed in expectation, but does not have such cable with excellent low temperature oil resistant flame retardant properties and environmental-protecting performance openly to report with CPE rubber sheath material up to now as yet,
Summary of the invention
In order to overcome the problem that existing rubber material at low temperature performance and oil resistant flame retardant properties can not meet the demands, the invention provides a kind of low temperature resistant oil resistant flame-proof environmental protection rubber CPE sheath material and preparation method thereof, this environmental protection rubber sheath material not only can satisfy the environmental-protecting performance requirement, and can satisfy electric wire to rubber sheath low-temperature performance and the requirement of oil resistant flame retardant properties.
Adopt following scheme in order to solve above technical problem: a kind of low temperature resistant oil resistant flame-proof environmental protection CPE rubber sleeve material, the raw material that comprises following weight part: CPE resin 40～50, softening agent 3～6, strengthening agent 14～20, weighting agent lime carbonate 10～20, weighting agent talcum powder 15～20, environmental protection stablizer 2～4, chlorine hydride absorbent 2～3, lubricant 2～5, fire retardant 4～8, vulcanizing agent 1.5～2, covulcanization agent 1.5～2.
Described CPE resin cl content is 30～40%, softening agent is terephthalate or phthalic ester, strengthening agent is high wear-resistant carbon black or semi-reinforcing hydrocarbon black, weighting agent lime carbonate is water-ground limestone, the weighting agent talcum powder is a particulate footpath talcum powder, the environmental protection stablizer is calcium/zinc class one package stabilizer, chlorine hydride absorbent is a magnesium oxide, lubricant is polyethylene wax or stearic acid or butyl stearate, fire retardant is the environmental protection antimonous oxide or the aluminium hydroxide of lipid acid or coupling agent treatment, vulcanizing agent is an organo-peroxide, and the covulcanization agent is the cyamelide triallyl.
Described terephthalate or phthalic ester, the carbon number of ester are 10～12 softening agent.
The order of above-mentioned raw materials being pressed CPE resin, softening agent, strengthening agent, weighting agent lime carbonate, weighting agent talcum powder, environmental protection stablizer, chlorine hydride absorbent, lubricant, fire retardant, vulcanizing agent, covulcanization agent in milling machine adds back mixing 10～14 minutes, materials mixed is in mill and roll over page or leaf machine sheet up and down, can obtain uniform solid rubber sheet material.
In all raw materials, the CPE resin is Powdered white particle, the terephthalic acid ester plasticizer is colourless or light yellow transparent liquid, phthalate plasticizers is the heat resistance and the oil resistance of colourless transparent liquid softening agent adjustable material, calcium/zinc class one package stabilizer is Powdered white particle, antimonous oxide or aluminium hydroxide fire retardant are Powdered white particle, the flame retardant properties of fire retardant adjustable material, especially after antimonous oxide or aluminium hydroxide process lipid acid or the coupling agent treatment, with chlorinatedpolyethylene consistency is preferably arranged, and good dispersity.Chlorine hydride absorbent is that magnesium oxide is Powdered white particle, vulcanizing agent organo-peroxide powdery white particle, and the adding of vulcanizing agent makes material have thermoplasticity to become thermosetting material.Covulcanization agent cyamelide triallyl liquid or crystalloid white particle, above material are the main components of low temperature resistant oil resistant flame-proof environmental protection rubber material.The used lubricant of the present invention is that paraffin is the granular, white particle, and butyl stearate is a colourless transparent liquid.Strengthening agent is that high wear-resistant carbon black is that Powdered black particle or semi-reinforcing hydrocarbon black are Powdered black particle; the water-ground limestone weighting agent; it is powdery white solid; water-ground limestone joins and joins low temperature resistant than light calcium carbonate in the low-temperature resistant soft environment-protective rubber material and softness environmental protection rubber material yield height, and surface quality is also relatively good.The production technique of water-ground limestone is simple, and the dust that production process occurs is few, meets environmental protection design and the requirement of making.The talcum powder weighting agent is a powdery white solid.
The present invention is nontoxic, and no burn into is free from environmental pollution, its key technical indexes:
70 ℃ of life-time service temperature
Tensile strength 13.2MPa
Elongation at break 510%
Low-temperature impact embrittlement performance-80 ℃
Oil resistant tensile strength velocity of variation-16.6%
Oil resistant elongation at break velocity of variation-19.4%
Oxygen index 26
Elongation 20% under the load
Cooling back tension set 8%
Plumbous (Pb) content≤5 * 10
-6
Cadmium (Cd) content≤5 * 10
-6
Sexavalent chrome (Cr) content≤5 * 10
-6
Mercury (Hg) content≤5 * 10
-6
Polybrominated biphenyl content≤5 * 10
-6
Polybrominated biphenyl ethers content≤5 * 10
-6
The low temperature resistant oil resistant group environmental protection CPE rubber sheath material that makes according to the present invention can replace containing the rubber sheath material that heavy metal and Polybrominated biphenyl and ethers thereof etc. are against the environmental requirement material, and following advantage is arranged:
Low temperature resistant oil resistant flame-proof environmental protection rubber sheath material, can on existing installation, produce, by adopting novel C a/Zn one package stabilizer to replace to contain lead etc. human body and environment to be had the heavy metal stabilizer of very big harm, and according to relevant environmental requirement, softening agent and other auxiliary agents are carried out strict screening, make not contain the material that Polybrominated biphenyl and ethers thereof etc. do not meet environmental requirement in the system.Thereby use and feel more relieved, reliably, obvious social benefit can not pollute environment.
Low temperature resistant oil resistant flame-proof environmental protection CPE rubber sheath material makes material have not fire-retardant non-environmental protection to become flame-proof environmental protection rubber material by adopting environmental protection fire retarding agent.
Low temperature resistant oil resistant flame-proof environmental protection rubber material can be used for power cable and mine cable, shipboard cable, electrical equipment line etc., the low temperature resistant oil resistant flame retardant properties rubber more commonly used of cable and wire is improved largely, makes power cable and mine cable, shipboard cable, electrical equipment line etc. have the non-flame-retardant electric wire and cable of non-environmental protection to become environmental protection oil resistant flame-retardant electric wire and cable.
Embodiment
The invention will be further described below in conjunction with embodiment.
Embodiment 1.
A kind of low temperature resistant oil resistant flame-proof environmental protection CPE rubber sleeve material comprises following raw material:
Form the weight kilogram
CPE resin 50
Terephthalic acid ester plasticizer 6
High wear-resistant carbon black strengthening agent 20
Water-ground limestone weighting agent 20
Talcum powder weighting agent 20
Environmental protection stablizer 4
Chlorine hydride absorbent 3
Paraffin lubricant 5
Aluminium hydroxide fire retardant 8
Organic peroxide sulfuration agent 2
Cyamelide triallyl covulcanization agent 2
Preparation method: above-mentioned raw materials is pressed the CPE resin in milling machine, softening agent, strengthening agent, weighting agent lime carbonate, the weighting agent talcum powder, the environmental protection stablizer, chlorine hydride absorbent, lubricant, fire retardant, vulcanizing agent, the order of covulcanization agent adds the back and mixed 10～12 minutes, blanking temperature≤130 ℃, sizing material is further mixing in mill, mill roll spacing 4～5mm, 60～70 ℃ of temperature, the good sizing material that mixes is rolled on the page or leaf machine at three rollers and is rolled over page or leaf, roll on the page or leaf machine, in, following roll temperature is respectively 60～70 ℃, 50～55 ℃, 15～25 ℃, film thickness is 0.5～1.0mm, with film following sheet after cooling and separant isolation, can obtain uniform solid rubber sheet material.
Above-mentioned low temperature resistant oil resistant flame-proof environmental protection rubber material is the black solid sheet material, and tensile strength is 13.2MPa, and elongation at break is 490%.Extrude 50～110 ℃ of temperature with rubber extruding machine and to produce environmental-friendly power cable and shipboard cable, electrical equipment line isoelectric line cable product.When using the low temperature resistant oil resistant flame-proof environmental protection of the present invention rubber material produce environmental protection electrical equipment line, its low temperature resistant flame retardant properties and environmental-protecting performance are compared with common non-environmental protection material, and the result is as follows:
| Experiment content | Embodiment 1 | The non-fire retardant material of non-environmental protection |
| Low-temperature impact embrittlement performance | -82℃ | -70℃ |
| Plumbous (Pb) content | ≤5×10 -6 | 0.5％ |
| Oxygen index | 27 | 22 |
Embodiment 2
A kind of low temperature resistant oil resistant flame-proof environmental protection CPE rubber sleeve material, softening agent is a phthalic ester, strengthening agent is a semi-reinforcing hydrocarbon black.Other are with embodiment 1.
Embodiment 3
A kind of low temperature resistant oil resistant flame-proof environmental protection CPE rubber sleeve material, softening agent is a phthalic ester, lubricant is a butyl stearate.Other are with embodiment 1.
Embodiment 4
A kind of low temperature resistant oil resistant flame-proof environmental protection CPE rubber sleeve material comprises following raw material:
Form the weight kilogram
CPE resin 40
Terephthalic acid ester plasticizer 3
High wear-resistant carbon black strengthening agent 14
Water-ground limestone weighting agent 10
Talcum powder weighting agent 15
Environmental protection stablizer 2
Chlorine hydride absorbent 2
Paraffin lubricant 2
Antimonous oxide fire retardant 4
Organic peroxide sulfuration agent 1.5
Cyamelide triallyl covulcanization agent 1.5
Above-mentioned low temperature resistant oil resistant flame-proof environmental protection rubber material is the black solid sheet material, and tensile strength is 14.4MPa, and elongation at break is 520%.Extrude 50～110 ℃ of temperature with rubber extruding machine and to produce environmental-friendly power cable and shipboard cable, electrical equipment line isoelectric line cable product.When using the low temperature resistant oil resistant flame-proof environmental protection of the present invention rubber material produce environmental protection shipboard cable, its low temperature resistant flame retardant properties and environmental-protecting performance are compared with common non-environmental protection material, and the result is as follows:
| Experiment content | Embodiment 4 | The non-fire retardant material of non-environmental protection |
| Low-temperature impact embrittlement performance | -86℃ | -70℃ |
| Plumbous (Pb) content | ≤5×10 -6 | 0.3％ |
| Oxygen index | 26 | 21 |
Embodiment 5
A kind of low temperature resistant oil resistant flame-proof environmental protection CPE rubber sleeve material, softening agent is a phthalic ester, strengthening agent is a semi-reinforcing hydrocarbon black.Other are with embodiment 4.
Embodiment 6
A kind of low temperature resistant oil resistant flame-proof environmental protection CPE rubber sleeve material, softening agent is a phthalic ester, lubricant is a butyl stearate.Other are with embodiment 4.
Embodiment 7
A kind of low temperature resistant oil resistant flame-proof environmental protection CPE rubber sleeve material, the raw material that comprises following weight part: CPE resin 40～50, softening agent 3～6, strengthening agent 14～20, weighting agent lime carbonate 10～20, weighting agent talcum powder 15～20, environmental protection stablizer 2～4, chlorine hydride absorbent 2～3, lubricant 2～5, fire retardant 4～8, vulcanizing agent 1.5～2, covulcanization agent 1.5～2.
Described CPE resin cl content is 30～40%, softening agent is terephthalate or phthalic ester (carbon number of ester is 10～12 softening agent), strengthening agent is high wear-resistant carbon black or semi-reinforcing hydrocarbon black, weighting agent lime carbonate is water-ground limestone, the weighting agent talcum powder is a particulate footpath talcum powder, the environmental protection stablizer is calcium/zinc class one package stabilizer, chlorine hydride absorbent is a magnesium oxide, lubricant is polyethylene wax or stearic acid or butyl stearate, fire retardant is the environmental protection antimonous oxide or the aluminium hydroxide of lipid acid or coupling agent treatment, vulcanizing agent is an organo-peroxide, and the covulcanization agent is the cyamelide triallyl.
The preparation method is with embodiment 1.
Embodiment 8
A kind of low temperature resistant oil resistant flame-proof environmental protection CPE rubber sleeve material, the raw material that comprises following weight part: CPE resin 40, softening agent 6, strengthening agent 14, weighting agent lime carbonate 20, weighting agent talcum powder 15, environmental protection stablizer 2, chlorine hydride absorbent 3, lubricant 2, fire retardant 8, vulcanizing agent 1.5, covulcanization agent 2.
Described CPE resin cl content is 30%, softening agent is phthalic ester (carbon number of ester is 12 softening agent), strengthening agent is a high wear-resistant carbon black, weighting agent lime carbonate is water-ground limestone, the weighting agent talcum powder is a particulate footpath talcum powder, the environmental protection stablizer is calcium/zinc class one package stabilizer, chlorine hydride absorbent is a magnesium oxide, lubricant is a polyethylene wax, fire retardant is the environmental protection antimonous oxide of lipid acid or coupling agent treatment, vulcanizing agent is an organo-peroxide, and the covulcanization agent is the cyamelide triallyl.
Other are with embodiment 7.
Embodiment 9
A kind of low temperature resistant oil resistant flame-proof environmental protection CPE rubber sleeve material, the raw material that comprises following weight part: CPE resin 50, softening agent 3, strengthening agent 20, weighting agent lime carbonate 10, weighting agent talcum powder 20, environmental protection stablizer 4, chlorine hydride absorbent 2, lubricant 5, fire retardant 4, vulcanizing agent 1.5, covulcanization agent 2.
Described CPE resin cl content is 40%, softening agent is phthalic ester (carbon number of ester is 10 softening agent), strengthening agent is a semi-reinforcing hydrocarbon black, and weighting agent lime carbonate is water-ground limestone, and the weighting agent talcum powder is a particulate footpath talcum powder, the environmental protection stablizer is calcium/zinc class one package stabilizer, chlorine hydride absorbent is a magnesium oxide, and lubricant is a stearic acid, and fire retardant is the environmental protection aluminium hydroxide of lipid acid or coupling agent treatment, vulcanizing agent is an organo-peroxide, and the covulcanization agent is the cyamelide triallyl.
Other are with embodiment 7.
Embodiment 10
A kind of low temperature resistant oil resistant flame-proof environmental protection CPE rubber sleeve material, the raw material that comprises following weight part: CPE resin 45, softening agent 4, strengthening agent 17, weighting agent lime carbonate 15, weighting agent talcum powder 18, environmental protection stablizer 3, chlorine hydride absorbent 2.5, lubricant 3, fire retardant 6, vulcanizing agent 1.8, covulcanization agent 1.7.
Described CPE resin cl content is 35%, and softening agent is terephthalate (carbon number of ester is 11 softening agent), and strengthening agent is a high wear-resistant carbon black, and lubricant is a butyl stearate, and fire retardant is the environmental protection aluminium hydroxide of lipid acid or coupling agent treatment.
Other are with embodiment 7.
Above case study on implementation only is a part preferred embodiment of the present invention, and common variation that those of ordinary skill in the art carries out in technical solution of the present invention and replacement all should be included in protection scope of the present invention.
In the foregoing description raw materials used can for
Material name place of production form
The Powdered white particle in CPE resin Weifang
The light yellow transparent liquid in terephthalic acid ester plasticizer Zibo
The Powdered black solid in high wear-resistant carbon black strengthening agent Anshan
Water-ground limestone weighting agent Suzhou powdery white solid
Talcum powder weighting agent Nanyang powdery white solid
Environmental protection stablizer Shenzhen powdery white solid
Chlorine hydride absorbent Yantai powdery white solid
Paraffin lubricant Dushanzi particulate state white solid
Aluminium hydroxide fire retardant Jinan powdery white solid
Organic peroxide sulfuration agent Shanghai powdery white solid
Cyamelide triallyl covulcanization agent Liuyang colourless liquid
Claims (4)
1. low temperature resistant oil resistant flame-proof environmental protection CPE rubber sleeve material, it is characterized in that comprising the raw material of following weight part: CPE resin 40～50, softening agent 3～6, strengthening agent 14～20, weighting agent lime carbonate 10～20, weighting agent talcum powder 15～20, environmental protection stablizer 2～4, chlorine hydride absorbent 2～3, lubricant 2～5, fire retardant 4～8, vulcanizing agent 1.5～2, covulcanization agent 1.5～2.
2. low temperature resistant oil resistant flame-proof environmental protection CPE sheath material as claimed in claim 1, it is characterized in that: described CPE resin cl content is 30～40%, softening agent is terephthalate or phthalic ester, strengthening agent is high wear-resistant carbon black or semi-reinforcing hydrocarbon black, weighting agent lime carbonate is water-ground limestone, the weighting agent talcum powder is a particulate footpath talcum powder, the environmental protection stablizer is calcium/zinc class one package stabilizer, chlorine hydride absorbent is a magnesium oxide, lubricant is polyethylene wax or stearic acid or butyl stearate, fire retardant is the environmental protection antimonous oxide or the aluminium hydroxide of lipid acid or coupling agent treatment, vulcanizing agent is an organo-peroxide, and the covulcanization agent is the cyamelide triallyl.
3. low temperature resistant oil resistant flame-proof environmental protection CPE sheath material as claimed in claim 2, it is characterized in that: described terephthalate or phthalic ester, the carbon number of ester are 10～12 softening agent.
4. the preparation method of a low temperature resistant oil resistant flame-proof environmental protection CPE rubber sheath material, it is characterized in that: above-mentioned raw materials is pressed the CPE resin in milling machine, softening agent, strengthening agent, weighting agent lime carbonate, the weighting agent talcum powder, the environmental protection stablizer, chlorine hydride absorbent, lubricant, fire retardant, vulcanizing agent, the order of covulcanization agent adds the back and mixed 10～12 minutes, blanking temperature≤130 ℃, sizing material is further mixing in mill, mill roll spacing 4～5mm, 60～70 ℃ of temperature, the good sizing material that mixes is rolled on the page or leaf machine at three rollers and is rolled over page or leaf, roll on the page or leaf machine, in, following roll temperature is respectively 60～70 ℃, 50～55 ℃, 15～25 ℃, film thickness is 0.5～1.0mm, with film following sheet after cooling and separant isolation, can obtain uniform solid rubber sheet material.
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| CN 201010196855 CN102276934A (en) | 2010-06-10 | 2010-06-10 | Environmental-friendly CPE rubber sheathing material with low temperature resistance and oil-resistance and flame retardancy, and preparation method thereof |
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|---|---|---|---|
| CN 201010196855 CN102276934A (en) | 2010-06-10 | 2010-06-10 | Environmental-friendly CPE rubber sheathing material with low temperature resistance and oil-resistance and flame retardancy, and preparation method thereof |
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| CN112280200B (en) * | 2020-10-28 | 2024-04-05 | 广东华声电器实业有限公司 | Regenerated rubber for cable sheath and preparation method and application thereof |
| CN114806030A (en) * | 2022-04-18 | 2022-07-29 | 镇江中佳电器有限公司 | Heat-resistant moisture-resistant insulating cable material and preparation process thereof |
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