CN103642140A - High-tear-resistant and wear-resistant mining flame-retardant chlorinated polyethylene sheath material and preparation method thereof - Google Patents
High-tear-resistant and wear-resistant mining flame-retardant chlorinated polyethylene sheath material and preparation method thereof Download PDFInfo
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- CN103642140A CN103642140A CN201310716567.4A CN201310716567A CN103642140A CN 103642140 A CN103642140 A CN 103642140A CN 201310716567 A CN201310716567 A CN 201310716567A CN 103642140 A CN103642140 A CN 103642140A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/26—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
- C08L23/28—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by reaction with halogens or compounds containing halogen
- C08L23/286—Chlorinated polyethylene
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/28—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances natural or synthetic rubbers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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- General Chemical & Material Sciences (AREA)
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- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
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Abstract
The invention relates to a high-tear-resistant and wear-resistant mining flame-retardant chlorinated polyethylene sheath material and a preparation method thereof. The high-tear-resistant and wear-resistant mining flame-retardant chlorinated polyethylene sheath material is characterized in that the material comprises the following raw materials in parts by weight: 100 parts of chlorinated polyethylene (CPE), 30-40 parts of light calcium carbonate, 20-30 parts of talcum powder, 10-15 parts of precipitation process white carbon black, 50-70 parts of magnesium hydroxide, 3-5 parts of chlorinated paraffin, 6-10 parts of paraffin oil, 8-12 parts of high-wear-resistant carbon black, 8-12 parts of semi-reinforced carbon black, 2-5 parts of antimony trioxide, 2-5 parts of magnesium oxide, 0.5-2 parts of lead stearate, 1-3 parts of trisalt, 1-3 parts of TALC and 2-5 parts of dicumyl peroxide (DCP). According to the high-tear-resistant and wear-resistant mining flame-retardant chlorinated polyethylene sheath material, the wear resistance, the strength, the tear performance and other mechanical performances of the sheath material are improved by optimizing components of a rubber formula, and adding the high wear-resistant carbon black, the precipitation process white carbon black and the semi-reinforced carbon black to realize mutual coordination action, then the tensile strength of a mining chlorinated polyethylene sheath is not less than 13MPa, the tear resistance is not less than 9MPa, and the wear resistance and the tear resistance of a mining cable sheath are greatly improved.
Description
Technical field
The present invention relates to India-rubber cable Material Field, particularly high anti-tear wear-resisting mining flame-retardant chlorinated polyethylene sheath material and preparation method.
Background technology
Along with the development of China's coal-mine digging industry, also more and more higher to the performance requriements of mine cable, special type is the use of high-power heavy type digger machinery in recent years, and electric level capacity demand is more red larger, causes the requirement to protecting also more and more higher.A lot of regional disparities; down-hole geologic condition is very complicated: bend is many, moist, corrodibility medium, inflammable gas, falling rocks etc.; therefore not only electrical insulation capability is good to require cable; more will protect the sheath material of insulation good, wear-resisting durable, but conventional sheath material common intensity only have 9～10MPa; impart tear is lower; only have about 6MPa, be difficult to meet normal phase service requirements under mine, the cable product that general one month maximum some months will more renew.
Summary of the invention
Object of the present invention provides the anti-tear mining flame-retardant chlorinated polyethylene sheath of a kind of high abrasion material for existing weak point in above-mentioned prior art just.
The anti-tear wear-resisting mining flame-retardant chlorinated polyethylene sheath material of height of the present invention is comprised of the raw material of following weight parts: chlorinatedpolyethylene CPE is 100 parts, 30～40 parts of lightweight carbon ester calcium, 20～30 parts of talcum powder, 10～15 parts of precipitated silicas, 50～70 parts of magnesium hydroxides, 3～5 parts of clorafins, 6～10 parts of paraffin oils, 8～12 parts of high wear-resistant carbon blacks, 8～12 parts of semi-reinforcing hydrocarbon blacks, 2～5 parts of antimonous oxides, 2～5 parts, magnesium oxide, 0.5～2 part of lead stearate, 1～3 part of three salt (lead sulfate tribasic has another name called tribasic lead sulfate), 1～3 part of TALC, 2～5 parts of dicumyl peroxide DCP.
The preparation method of the anti-tear wear-resisting mining flame-retardant chlorinated polyethylene sheath material of height of the present invention realizes by following steps:
A, get the raw materials ready: feeding by weight, and by got chlorinatedpolyethylene CPE stripping and slicing, every weight is less than 10kg; Got powder raw material is carried out to drying and processing, bake out temperature is at 48～52 ℃ simultaneously;
B, mixed rubber: the chlorinatedpolyethylene CPE virgin rubber after stripping and slicing is dropped in Banbury mixer and plasticated, time 2～3min; Afterwards the clorafin of lightweight carbon ester calcium, 1250 object talcum powder, precipitated silica, paraffin oil, antimonous oxide, magnesium oxide, three salt, TALC, lightweight carbon ester calcium and each 50% weight, high wear-resistant carbon black, semi-reinforcing hydrocarbon black are dropped in Banbury mixer, carry out mixing 3～5min left and right;
C, step b is mixing complete after, then in Banbury mixer, drop into magnesium hydroxide, and the clorafin of remaining part, high wear-resistant carbon black, semi-reinforcing hydrocarbon black, mixing approximately 3～4min, discharges glue stuff compounding;
D, step C gained rubber unvulcanizate is put after glue 1～3 time in mill, and adopt rolling press to roll, press and at room temperature park 7～9h later, add again afterwards vulcanizing agent dicumyl peroxide DCP, triangle Bao Sanci turns refining, thin energy three times, will be pressed into the uniform film of thickness by rolling over page machine, make finished product after talcum powder case.
Beneficial effect of the present invention is as follows:
The present invention is by the optimization of formula of rubber component, by add high wear-resistant carbon black, precipitated silica and semi-reinforcing hydrocarbon black and mutually coordinative role improve the mechanical propertys such as the wear resisting property of this sheath material and intensity, tear resistance, make the tensile strength of mining chlorinated polyethylene sheath be not less than 13MPa, tearing toughness is not less than 9 MPa, has greatly improved the wear-resisting impart tear of mine cable sheath.
In addition, by additive antimonous oxide and magnesium hydroxide, act synergistically to improve the flame retardant properties of sheath glue.Magnesium hydroxide itself has good flame retardant properties, antimonous oxide and clorafin carry out, after chemical reaction, can producing butter of antimony in addition, and butter of antimony is as the free radical catcher in gaseous combustion district, can effectively flutter and catch the free radical that polymer combustion produces, play good fire retardation.
Embodiment
The present invention is further described below in conjunction with embodiment:
The anti-tear wear-resisting mining flame-retardant chlorinated polyethylene sheath material of height of the present invention is comprised of the raw material of following weight parts: chlorinatedpolyethylene CPE is 100 parts, 30～40 parts of lightweight carbon ester calcium, 20～30 parts of talcum powder, 10～15 parts of precipitated silicas, 50～70 parts of magnesium hydroxides, 3～5 parts of clorafins, 6～10 parts of paraffin oils, 8～12 parts of high wear-resistant carbon blacks, 8～12 parts of semi-reinforcing hydrocarbon blacks, 2～5 parts of antimonous oxides, 2～5 parts, magnesium oxide, 0.5～2 part of lead stearate, 1～3 part of three salt, 1～3 part of TALC, 2～5 parts of dicumyl peroxide DCP.
The preparation method of the anti-tear wear-resisting mining flame-retardant chlorinated polyethylene sheath material of height of the present invention realizes by following steps:
A, get the raw materials ready: feeding by weight, and by got chlorinatedpolyethylene CPE stripping and slicing, every weight is less than 10kg; Got powder raw material is carried out to drying and processing, bake out temperature is at 48～52 ℃ simultaneously;
B, mixed rubber: the chlorinatedpolyethylene CPE virgin rubber after stripping and slicing is dropped in Banbury mixer and plasticated, time 2～3min; Afterwards the clorafin of lightweight carbon ester calcium, 1250 object talcum powder, precipitated silica, paraffin oil, antimonous oxide, magnesium oxide, three salt, TALC, lightweight carbon ester calcium and each 50% weight, high wear-resistant carbon black, semi-reinforcing hydrocarbon black are dropped in Banbury mixer, carry out mixing 3～5min left and right;
C, step b is mixing complete after, then in Banbury mixer, drop into magnesium hydroxide, and the clorafin of remaining part, high wear-resistant carbon black, semi-reinforcing hydrocarbon black, mixing approximately 3～4min, discharges glue stuff compounding;
D, step C gained rubber unvulcanizate is put after glue 1～3 time in mill, and adopt rolling press to roll, press and at room temperature park 7～9h later, add again afterwards vulcanizing agent dicumyl peroxide DCP, triangle Bao Sanci turns refining, thin energy three times, will be pressed into the uniform film of thickness by rolling over page machine, make finished product after talcum powder case.
Specific embodiment is as follows:
Embodiment 1
Get by weight raw material: chlorinatedpolyethylene CPE100 part, 34 parts of light calcium carbonates, 25 parts of talcum powder (1250 order), 12 parts of precipitated silicas, 60 parts of magnesium hydroxides, 3.5 parts of clorafins, 8 parts of paraffin oils, 11 parts of high wear-resistant carbon blacks, 10 parts of semi-reinforcing hydrocarbon blacks, 2.8 parts of antimonous oxides, 3 parts, magnesium oxide, 1 part of lead stearate, 1.2 parts of three salt, TALC1.2 part, dicumyl peroxide DCP3.3 part.
Preparation method: first by the banburying in Banbury mixer of the load weighted chlorinatedpolyethylene sizing material of stripping and slicing, about 2min of time left and right, and then by lightweight carbon ester calcium, precipitated silica, paraffin oil, antimonous oxide, magnesium oxide, three salt, TALC, talcum powder (1250 order) and each 50% weight clorafin, high wear-resistant carbon black, semi-reinforcing hydrocarbon black, carry out mixing about 4min left and right, the clorafin, high wear-resistant carbon black, the semi-reinforcing hydrocarbon black that in Banbury mixer, drop into magnesium hydroxide and remainder drop in Banbury mixer again, mixing approximately 3～4min, discharges glue stuff compounding; This rubber unvulcanizate is put after glue 1～3 time in mill, and adopt rolling press to roll, press after room temperature is deposited 8h later and add again vulcanizing agent dicumyl peroxide DCP, triangle Bao Sanci turns refining, thin energy three times, by rolling over page machine, will be pressed into the uniform film of thickness, after talcum powder case, make finished product.
Embodiment 2:
Get by weight raw material: chlorinatedpolyethylene CPE100 part, 32 parts of light calcium carbonates, 24 parts of talcum powder (1250 order), 12 parts of precipitated silicas, 55 parts of magnesium hydroxides, 3.5 parts of clorafins, 7.8 parts of paraffin oils, 11 parts of high wear-resistant carbon blacks, 10 parts of semi-reinforcing hydrocarbon blacks, 3 parts of antimonous oxides, 3 parts, magnesium oxide, 0.8 part of lead stearate, 1.2 parts of three salt, TALC1.2 part, dicumyl peroxide DCP3 part, preparation method is identical with embodiment 1.
Embodiment 3:
Get by weight raw material: chlorinatedpolyethylene CPE100 part, 37 parts of light calcium carbonates, 26 parts of talcum powder (1250 order), 12 parts of precipitated silicas, 66 parts of magnesium hydroxides, 3.5 parts of clorafins, 8 parts of paraffin oils, 11 parts of high wear-resistant carbon blacks, 11 parts of semi-reinforcing hydrocarbon blacks, 3 parts of antimonous oxides, 4 parts, magnesium oxide, 1.2 parts of lead stearates, 1.5 parts of three salt, TALC1.5 part, dicumyl peroxide DCP4 part, preparation method is identical with embodiment 1.
The test result of the prepared material of the present invention is as follows:
The average test result of high anti-tear wear-resisting mining flame-retardant chlorinated polyethylene sheath material
Test result by above embodiment shows, the intensity of this sheath is not less than 13.5MPa, oxygen index is not less than 39, minimum tearing strength is not less than 9MPa, met the service requirements of Coal Electricity cable completely, and oxygen index is not less than the 39 same satisfied fire-retardant requirements of mine cable, preparation technology is convenient.
Claims (2)
1. one kind high anti-tear wear-resisting mining flame-retardant chlorinated polyethylene sheath material, it is characterized in that: described material is comprised of the raw material of following weight parts: chlorinatedpolyethylene CPE is 100 parts, 30～40 parts of lightweight carbon ester calcium, 20～30 parts of talcum powder, 10～15 parts of precipitated silicas, 50～70 parts of magnesium hydroxides, 3～5 parts of clorafins, 6～10 parts of paraffin oils, 8～12 parts of high wear-resistant carbon blacks, 8～12 parts of semi-reinforcing hydrocarbon blacks, 2～5 parts of antimonous oxides, 2～5 parts, magnesium oxide, 0.5～2 part of lead stearate, three 1～3 part of salt, 1～3 part of TALC, 2～5 parts of dicumyl peroxide DCP.
2. for the preparation of a method for high anti-tear wear-resisting mining flame-retardant chlorinated polyethylene sheath material described in claim 1, it is characterized in that: described method realizes by following steps:
A, get the raw materials ready: feeding by weight, and by got chlorinatedpolyethylene CPE stripping and slicing, every weight is less than 10kg; Got powder raw material is carried out to drying and processing, bake out temperature is at 48～52 ℃ simultaneously;
B, mixed rubber: the chlorinatedpolyethylene CPE virgin rubber after stripping and slicing is dropped in Banbury mixer and plasticated, time 2～3min; Afterwards the clorafin of lightweight carbon ester calcium, 1250 object talcum powder, precipitated silica, paraffin oil, antimonous oxide, magnesium oxide, three salt, TALC, lightweight carbon ester calcium and each 50% weight, high wear-resistant carbon black, semi-reinforcing hydrocarbon black are dropped in Banbury mixer, carry out mixing 3～5min left and right;
C, step b is mixing complete after, then in Banbury mixer, drop into magnesium hydroxide, and the clorafin of remaining part, high wear-resistant carbon black, semi-reinforcing hydrocarbon black, mixing approximately 3～4min, discharges glue stuff compounding;
D, step C gained rubber unvulcanizate is put after glue 1～3 time in mill, and adopt rolling press to roll, press and at room temperature park 7～9h later, add again afterwards vulcanizing agent dicumyl peroxide DCP, triangle Bao Sanci turns refining, thin energy three times, will be pressed into the uniform film of thickness by rolling over page machine, make finished product after talcum powder case.
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| CN201310716567.4A CN103642140A (en) | 2013-12-23 | 2013-12-23 | High-tear-resistant and wear-resistant mining flame-retardant chlorinated polyethylene sheath material and preparation method thereof |
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| CN201310716567.4A CN103642140A (en) | 2013-12-23 | 2013-12-23 | High-tear-resistant and wear-resistant mining flame-retardant chlorinated polyethylene sheath material and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104558714A (en) * | 2015-01-09 | 2015-04-29 | 安徽中意胶带有限责任公司 | Cold-resistant flame retardant thermoplastic elastomer and preparation method thereof |
| CN104867573A (en) * | 2015-03-27 | 2015-08-26 | 江苏亨通电力电缆有限公司 | Mining shielding type trailing cable and manufacturing process thereof |
| CN105237896A (en) * | 2015-10-26 | 2016-01-13 | 河北瑞安达电缆有限公司 | Chlorinated polyethylene rubber sheath special for charging pile cable and preparation method thereof |
| CN109942965A (en) * | 2019-03-13 | 2019-06-28 | 西北橡胶塑料研究设计院有限公司 | Flame retardant type abrasive rubber material and preparation method thereof |
| CN111234399A (en) * | 2020-03-13 | 2020-06-05 | 芜湖融汇化工有限公司 | Low-temperature-resistant and flame-retardant cable material |
| CN111253691A (en) * | 2020-03-13 | 2020-06-09 | 芜湖融汇化工有限公司 | Chlorinated polyethylene red glue |
| CN111269495A (en) * | 2020-03-20 | 2020-06-12 | 芜湖融汇化工有限公司 | Rubber sleeve with higher strength |
| CN111286129A (en) * | 2020-03-03 | 2020-06-16 | 江苏上上电缆集团新材料有限公司 | High-tear-resistance and high-wear-resistance chlorinated polyethylene cable sheath material for mine cable and preparation method thereof |
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| CN101643563A (en) * | 2009-08-27 | 2010-02-10 | 江苏久立电缆有限公司 | Chlorinated polyethylene used for preparation of low temperature wind energy cable and preparation method thereof |
| CN102936380A (en) * | 2011-08-15 | 2013-02-20 | 远东电缆有限公司 | Low-cost high tear-resistant flame-retardant and heat-resistant CPE color sheath rubber for coal mine cables |
| CN103214748A (en) * | 2013-03-25 | 2013-07-24 | 陕西省轻工业研究设计院 | Preparation method of flame retardant high resistivity CPE cable sizing material |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101643563A (en) * | 2009-08-27 | 2010-02-10 | 江苏久立电缆有限公司 | Chlorinated polyethylene used for preparation of low temperature wind energy cable and preparation method thereof |
| CN102936380A (en) * | 2011-08-15 | 2013-02-20 | 远东电缆有限公司 | Low-cost high tear-resistant flame-retardant and heat-resistant CPE color sheath rubber for coal mine cables |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104558714A (en) * | 2015-01-09 | 2015-04-29 | 安徽中意胶带有限责任公司 | Cold-resistant flame retardant thermoplastic elastomer and preparation method thereof |
| CN104867573A (en) * | 2015-03-27 | 2015-08-26 | 江苏亨通电力电缆有限公司 | Mining shielding type trailing cable and manufacturing process thereof |
| CN105237896A (en) * | 2015-10-26 | 2016-01-13 | 河北瑞安达电缆有限公司 | Chlorinated polyethylene rubber sheath special for charging pile cable and preparation method thereof |
| CN109942965A (en) * | 2019-03-13 | 2019-06-28 | 西北橡胶塑料研究设计院有限公司 | Flame retardant type abrasive rubber material and preparation method thereof |
| CN111286129A (en) * | 2020-03-03 | 2020-06-16 | 江苏上上电缆集团新材料有限公司 | High-tear-resistance and high-wear-resistance chlorinated polyethylene cable sheath material for mine cable and preparation method thereof |
| CN111234399A (en) * | 2020-03-13 | 2020-06-05 | 芜湖融汇化工有限公司 | Low-temperature-resistant and flame-retardant cable material |
| CN111253691A (en) * | 2020-03-13 | 2020-06-09 | 芜湖融汇化工有限公司 | Chlorinated polyethylene red glue |
| CN111269495A (en) * | 2020-03-20 | 2020-06-12 | 芜湖融汇化工有限公司 | Rubber sleeve with higher strength |
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