CN104804282A - Ultraviolet-resistant, high-toughness, low-smoke, halogen-free and flame-retardant cable material for buildings as well as preparation method of cable material - Google Patents
Ultraviolet-resistant, high-toughness, low-smoke, halogen-free and flame-retardant cable material for buildings as well as preparation method of cable material Download PDFInfo
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- CN104804282A CN104804282A CN201510165741.XA CN201510165741A CN104804282A CN 104804282 A CN104804282 A CN 104804282A CN 201510165741 A CN201510165741 A CN 201510165741A CN 104804282 A CN104804282 A CN 104804282A
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- 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
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
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- C08J3/205—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase
- C08J3/21—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase the polymer being premixed with a liquid phase
- C08J3/212—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase the polymer being premixed with a liquid phase and solid additives
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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
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
- H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
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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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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
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- C08J2433/20—Homopolymers or copolymers of acrylonitrile
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- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
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Abstract
An ultraviolet-resistant, high-toughness, low-smoke, halogen-free and flame-retardant cable material for buildings is prepared from raw materials in parts by weight as follows: 3.5-3.9 parts of nano titanium sol, 1.2-1.5 parts of nano barium sulfate, 0.3-0.5 parts of dodecafluoro heptyl propyl trimethoxysilane, 20-25 parts of magnesium hydroxide, 20-25 parts of aluminum hydroxide, 9-10 parts of polyacrylonitrile, 6-7 parts of polylactic acid, 3-4 parts of polyethylene oxide, a proper amount of dimethylformamide, a proper amount of a composite solvent with the volume ratio of dimethylformamide to dichloromethane being 1:1, a proper amount of methyl methacrylate, a proper amount of isopropyl thioxanthone and 50-55 parts of crosslinked polyethylene. According to the cable material, the nano titanium sol and the nano barium sulfate are used, so that the ultraviolet resistance and the toughness of the cable material are improved; the cable material also has good flame-retardant and smoke-inhibition properties; the technology eliminates the phenomenon that inorganic filler aggregates due to uneven dispersion, and besides, the wear resistance and the toughness of the cable material are greatly improved by the aid of formed fibers.
Description
Technical field
The present invention relates to CABLE MATERIALS field, particularly relate to a kind of resistance to ultraviolet high tenacity fireproofing cable material without halide for building and preparation method thereof.
Background technology
In recent years, along with expanding economy, particularly the developing rapidly of the industry such as electric power, electronics and informationization, flame-retardant electric wire and cable consumption supporting is with it increased severely, because people are more and more higher to the environmental protection of cable, safety requirements, although traditional PVC sheath material good flame resistance, cheap, easily process, due to a large amount of hydrogen halides and dense smoke can be released when it burns, cause " the secondary harm " of fire, to HUMAN HEALTH and environmental damage very large.Current people more and more attaching importance to environmental protection, be particularly applied in the environment that subway, boats and ships, building, household electrical appliance etc. are high to environmental requirement, the electric wire of low smoke and zero halogen sheath material is widely used, and becomes worse.
The low-smoke halogen-free flame-retardant sheath material provided in the market usually adopts in ethylene vinyl acetate system and adds a large amount of inorganic hydrogen aluminum oxide, magnesium hydroxide flame retardant system, because the powder content of inorganic combustion inhibitor reaches between 50%-70% usually, this just requires that body material and powder have good pardon, ethylene vinyl acetate is a kind of ideal material, for widely using.But because the physical strength of ethylene vinyl acetate material, hardness are lower, cause the physical strength of material low, wear no resistance, cause cable cable top layer sheath in mounting and installation process damaged, especially electric cable with large cross-section situation is even more serious, once cable sheath breaks likely cause the instability of network system, cable body can be subject to various infringement, can not effective operation of available protecting cable; And existing low-smoke halogen-free flame-retardant sheath material binding is bad, affect effective use of cable.
The subject matter that current low-smoke halogen-free flame-retardant sheath material exists has easy scuffing, burn into weares and teares, fractures, extrudes processing difficulties, and easy to crack, easy thermal distortion, the problem such as aging, need improving technique and material, improve the performance of CABLE MATERIALS.
Summary of the invention
The object of the present invention is to provide a kind of resistance to ultraviolet high tenacity fireproofing cable material without halide for building, this CABLE MATERIALS has good ultra-violet resistance and toughness, also has good flame-proof smoke-suppressing.
Technical scheme of the present invention is as follows:
A kind of resistance to ultraviolet high tenacity fireproofing cable material without halide for building, is characterized in that being made up of the raw material of following weight part: nano-titanium colloidal sol 3.5-3.9, nano barium sulfate 1.2-1.5, ten difluoro heptyl propyl trimethoxy silicane 0.3-0.5, magnesium hydroxide 20-25, aluminium hydroxide 20-25, polyacrylonitrile 9-10, poly(lactic acid) 6-7, polyoxyethylene 3-4, dimethyl formamide are appropriate, dimethylformamide/dichloromethane volume ratio is that 1:1 double solvents is appropriate, methyl methacrylate is appropriate, isopropyl thioxanthone is appropriate, crosslinked polyethylene 50-55.
The production method of described resistance to ultraviolet high tenacity fireproofing cable material without halide for building, is characterized in that:
(1) polyacrylonitrile is dissolved in dimethyl formamide, make the solution of 11-12wt%, poly(lactic acid) being dissolved in dimethylformamide/dichloromethane volume ratio is 1:1 double solvents, make the solution of 11-12wt%, it is 1:1 double solvents that polyoxyethylene is dissolved in dimethylformamide/dichloromethane volume ratio, make the solution of 11-12wt%, then three kinds of solution are mixed to get polymers soln;
(2) nano-titanium colloidal sol is mixed with nano barium sulfate, magnesium hydroxide, dry, pulverize, cross 500 mesh sieves, obtain powder; To add in polymers soln relative to the isopropyl thioxanthone of polyacrylonitrile content 14-16wt% and the methyl methacrylate of 14-16wt% in darkroom, be stirred to after dissolving completely, add described powder, ten difluoro heptyl propyl trimethoxy silicanes, stir, leave standstill 20-30 minute, then add aluminium hydroxide, stir, ultrasonic disperse 4-5 minute, obtains spinning solution;
(3) spinning solution that (2) step obtains is carried out electrostatic spinning under UV-irradiation, dry, mix with organic silicone, paraffin oil, grinding distribution is even, obtains fiber;
(4) (3) fiber obtained is mixed with other remaining components, send in high-speed mixer and mix, mix at 110-is 120 DEG C, then through granulation and get final product.
Beneficial effect of the present invention
CABLE MATERIALS of the present invention, by using nano-titanium colloidal sol, nano barium sulfate, improves ultra-violet resistance and the toughness of CABLE MATERIALS; This CABLE MATERIALS also has good flame-proof smoke-suppressing; Present invention process solves mineral filler and assembles agglomerating phenomenon because disperseing inequality, make filler distribution evenly and be covered by matrix resin, be beneficial to the interface cohesion of filler and matrix resin, and the fiber formed greatly improves wear resistance and the toughness of CABLE MATERIALS.
Embodiment
A kind of resistance to ultraviolet high tenacity fireproofing cable material without halide for building, is made up of the raw material of following weight part (kilogram): nano-titanium colloidal sol 3.6, nano barium sulfate 1.4, ten difluoro heptyl propyl trimethoxy silicane 0.4, magnesium hydroxide 23, aluminium hydroxide 23, polyacrylonitrile 9.5, poly(lactic acid) 6.5, polyoxyethylene 3.5, dimethyl formamide are appropriate, dimethylformamide/dichloromethane volume ratio is that 1:1 double solvents is appropriate, methyl methacrylate is appropriate, isopropyl thioxanthone is appropriate, crosslinked polyethylene 53.
The production method of described resistance to ultraviolet high tenacity fireproofing cable material without halide for building, is characterized in that:
(1) polyacrylonitrile is dissolved in dimethyl formamide, make the solution of 11wt%, poly(lactic acid) being dissolved in dimethylformamide/dichloromethane volume ratio is 1:1 double solvents, make the solution of 11wt%, it is 1:1 double solvents that polyoxyethylene is dissolved in dimethylformamide/dichloromethane volume ratio, make the solution of 11wt%, then three kinds of solution are mixed to get polymers soln;
(2) nano-titanium colloidal sol is mixed with nano barium sulfate, magnesium hydroxide, dry, pulverize, cross 500 mesh sieves, obtain powder; To add in polymers soln relative to the isopropyl thioxanthone of polyacrylonitrile content 15wt% and the methyl methacrylate of 15wt% in darkroom, be stirred to after dissolving completely, add described powder, ten difluoro heptyl propyl trimethoxy silicanes, stir, leave standstill 25 minutes, then add aluminium hydroxide, stir, ultrasonic disperse 5 minutes, obtains spinning solution;
(3) spinning solution that (2) step obtains is carried out electrostatic spinning under UV-irradiation, dry, mix with organic silicone, paraffin oil, grinding distribution is even, obtains fiber;
(4) (3) fiber obtained is mixed with other remaining components, send in high-speed mixer and mix, mix at 115 DEG C, then through granulation and get final product.
Experimental data:
By in blocks for the hot pressing on vulcanizing press of the CABLE MATERIALS of this embodiment, make the dumbbell shape sample of thickness 1 mm for Mechanics Performance Testing, the sample of thickness 3 mm is also had to be used for oxygen index test, knot test result is tensile strength is 21.8 MPa, elongation at break is 235%, oxygen index is 36.7, electrical strength > 35MV/ m, and carbon residual is 9.6%.
Claims (2)
1. a resistance to ultraviolet high tenacity fireproofing cable material without halide for building, is characterized in that being made up of the raw material of following weight part: nano-titanium colloidal sol 3.5-3.9, nano barium sulfate 1.2-1.5, ten difluoro heptyl propyl trimethoxy silicane 0.3-0.5, magnesium hydroxide 20-25, aluminium hydroxide 20-25, polyacrylonitrile 9-10, poly(lactic acid) 6-7, polyoxyethylene 3-4, dimethyl formamide are appropriate, dimethylformamide/dichloromethane volume ratio is that 1:1 double solvents is appropriate, methyl methacrylate is appropriate, isopropyl thioxanthone is appropriate, crosslinked polyethylene 50-55.
2. the production method of resistance to ultraviolet high tenacity according to claim 1 fireproofing cable material without halide for building, is characterized in that:
(1) polyacrylonitrile is dissolved in dimethyl formamide, make the solution of 11-12wt%, poly(lactic acid) being dissolved in dimethylformamide/dichloromethane volume ratio is 1:1 double solvents, make the solution of 11-12wt%, it is 1:1 double solvents that polyoxyethylene is dissolved in dimethylformamide/dichloromethane volume ratio, make the solution of 11-12wt%, then three kinds of solution are mixed to get polymers soln;
(2) nano-titanium colloidal sol is mixed with nano barium sulfate, magnesium hydroxide, dry, pulverize, cross 500 mesh sieves, obtain powder; To add in polymers soln relative to the isopropyl thioxanthone of polyacrylonitrile content 14-16wt% and the methyl methacrylate of 14-16wt% in darkroom, be stirred to after dissolving completely, add described powder, ten difluoro heptyl propyl trimethoxy silicanes, stir, leave standstill 20-30 minute, then add aluminium hydroxide, stir, ultrasonic disperse 4-5 minute, obtains spinning solution;
(3) spinning solution that (2) step obtains is carried out electrostatic spinning under UV-irradiation, dry, mix with organic silicone, paraffin oil, grinding distribution is even, obtains fiber;
(4) (3) fiber obtained is mixed with other remaining components, send in high-speed mixer and mix, mix at 110-is 120 DEG C, then through granulation and get final product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510165741.XA CN104804282A (en) | 2015-04-09 | 2015-04-09 | Ultraviolet-resistant, high-toughness, low-smoke, halogen-free and flame-retardant cable material for buildings as well as preparation method of cable material |
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| CN201510165741.XA CN104804282A (en) | 2015-04-09 | 2015-04-09 | Ultraviolet-resistant, high-toughness, low-smoke, halogen-free and flame-retardant cable material for buildings as well as preparation method of cable material |
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| CN104804282A true CN104804282A (en) | 2015-07-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114334238A (en) * | 2021-12-31 | 2022-04-12 | 福建成田科技有限公司 | Double-layer co-extrusion insulation type B1-grade flame-retardant cable |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103525076A (en) * | 2013-10-12 | 2014-01-22 | 绿宝电缆（集团）有限公司 | Halogen-free low-smoke flame-retardant TPE cable material |
| CN104183306A (en) * | 2014-09-03 | 2014-12-03 | 太仓苏晟电气技术科技有限公司 | Low-smoke zero-halogen and highly-flame-retardant electric wire and preparation method thereof |
| CN104403181A (en) * | 2013-12-19 | 2015-03-11 | 惠州乐庭电子线缆有限公司 | Low-smoke halogen-free high-flame-retardant crosslinked polyethylene wire and cable material and preparation method thereof |
-
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- 2015-04-09 CN CN201510165741.XA patent/CN104804282A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103525076A (en) * | 2013-10-12 | 2014-01-22 | 绿宝电缆（集团）有限公司 | Halogen-free low-smoke flame-retardant TPE cable material |
| CN104403181A (en) * | 2013-12-19 | 2015-03-11 | 惠州乐庭电子线缆有限公司 | Low-smoke halogen-free high-flame-retardant crosslinked polyethylene wire and cable material and preparation method thereof |
| CN104183306A (en) * | 2014-09-03 | 2014-12-03 | 太仓苏晟电气技术科技有限公司 | Low-smoke zero-halogen and highly-flame-retardant electric wire and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114334238A (en) * | 2021-12-31 | 2022-04-12 | 福建成田科技有限公司 | Double-layer co-extrusion insulation type B1-grade flame-retardant cable |
| CN114334238B (en) * | 2021-12-31 | 2024-01-19 | 福建成田科技有限公司 | Double-layer co-extrusion insulation type B1-level flame-retardant cable |
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