CN106009188A - High-strength high-toughness insulating cable material - Google Patents

High-strength high-toughness insulating cable material Download PDF

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Publication number
CN106009188A
CN106009188A CN201610521682.XA CN201610521682A CN106009188A CN 106009188 A CN106009188 A CN 106009188A CN 201610521682 A CN201610521682 A CN 201610521682A CN 106009188 A CN106009188 A CN 106009188A
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CN
China
Prior art keywords
parts
prepared
strength
cable material
polypropylene
Prior art date
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Pending
Application number
CN201610521682.XA
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Chinese (zh)
Inventor
柏建华
荔建荣
董文锋
姜寿华
刘兴珍
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ANHUI JI'AN SPECIAL WIRE AND CABLE MANUFACTURING Co Ltd
Original Assignee
ANHUI JI'AN SPECIAL WIRE AND CABLE MANUFACTURING Co Ltd
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Application filed by ANHUI JI'AN SPECIAL WIRE AND CABLE MANUFACTURING Co Ltd filed Critical ANHUI JI'AN SPECIAL WIRE AND CABLE MANUFACTURING Co Ltd
Priority to CN201610521682.XA priority Critical patent/CN106009188A/en
Publication of CN106009188A publication Critical patent/CN106009188A/en
Pending legal-status Critical Current

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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
    • C08L23/02—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
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • 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
    • 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
    • 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
    • C08K2201/001—Conductive additives
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
    • C08L2205/16—Fibres; Fibrils

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The invention discloses a high-strength high-toughness insulating cable material. The material is prepared from, by weight, 4-6 parts of magnesium sulfate heptahydrate, 1-1.3 parts of citric acid, 8-10 parts of wood fiber, 5-7 parts of aluminum slag fine powder, 2.2-2.8 parts of ammonium fluozirconate, 8-11 parts of basalt fiber, 10-14 parts of nacrite, 0.5-0.7 part of sawdust powder, 0.2-0.3 part of sorbic acid, 48-55 parts of metallocene polyethylene, 2-3 parts of PE wax, 6-8 parts of tin-bismuth alloy powder, 26-33 parts of polypropylene, 3-5 parts of dioctyl phthalate, 4-5 parts of silicon carbide, 3-4 parts of zinc borate, 20-25 parts of acrylic acid resin and a proper amount of deionized water. The overall corrosion resistance, fireproof performance, heat resistance and strength of the prepared cable material are greatly improved, work of cables in various environments is guaranteed, the service life of the cables is prolonged, application prospects are good, and the material is worthy of popularization.

Description

A kind of high-strength and high ductility insulated cable material
Technical field
The present invention relates to cable material technical field, particularly relate to a kind of high-strength and high ductility insulated cable material.
Background technology
Polymer owing to it is cheap, quality is light, specific strength is big, the feature quilts such as heat conductivity is little and chemical stability is good It is widely used in the every field of productive life.Most polymer is all good electrical insulator, and resistivity is high, easily Produce electrostatic, thus limit its application.Anlistatig harm is increasing, such as the normal operation of countermeasure aircraft radio, Affect the operation of aircraft, pharmaceutical factory's device aggregation beyond the region of objective existence shell easy Electrostatic Absorption dust, affect medicine purity etc., in recent years, state Family's railway traffic quickly grows, and the control of the railway system becomes increasingly complex, and electrical control equipment gets more and more, to cabling requirements amount The most increasing.Wherein antistatic behaviour seems and is even more important.
In " preparation of conduction/anti-electrostatic polymer nano composite material and performance study thereof " literary composition, author utilizes low melting point The conductive filler such as metal, CNT prepares conductive anti-static polymer composites and fiber, it is proposed that new preparation Method and new principle, the low-melting-point metal use electrical conductivity height, easily processing is as conductive filler, by melt blending and solid phase The methods such as stretching, prepare composite fibre, show that polymer/low melting point conducting metal composite fibre has resistivity along with stretching The raising of multiplying power and the character that reduces, compare with the composite fibre not containing low conduction melting-point fibers, the intensity of its composite fibre All increase with elongation at break.Metal is significantly reduced by interpolation CNT and nano imvite in composite fibre Grain diameter so that composite fibre obtains more excellent electrical property and mechanical property.Although the present invention can solve the problem that cable The requirement of the aspects such as conductive anti-static, but it is as the development of locomotive technology, laying environment and the serviceability requirement to cable More and more higher, simple single performance can not meet the market demand, and the present invention improves on the basis of this, to reaching resistance to Good bending property, fire protection flame retarding, environmental protection, ageing-resistant etc. characteristic so that it is reach in railway engineering the use to cable and want Ask.
Summary of the invention
The object of the invention is contemplated to make up the defect of prior art, it is provided that a kind of high-strength and high ductility insulated cable material.
The present invention is achieved by the following technical solutions:
A kind of high-strength and high ductility insulated cable material, is made up of the raw material of following weight portion: Magnesium sulfate heptahydrate 4-6, citric acid 1-1.3, wood fibre 8-10, aluminum slag micropowder 5-7, hexafluoro zirconium acid ammonium 2.2-2.8, basalt fibre 8-11, nacrite 10- 14, wood dust 0.5-0.7, sorbic acid 0.2-0.3, metallocene PE 48-55, PE wax 2-3, sn-bi alloy powder 6-8, polypropylene 26-33, dioctyl phthalate 3-5, carborundum 4-5, Firebrake ZB 3-4, acrylic resin 20-25, deionized water are appropriate.
Described a kind of high-strength and high ductility insulated cable material, is made up of step in detail below:
(1) the Magnesium sulfate heptahydrate deionized water of 16-18 times amount is diluted dissolving, under stirring, adds citric acid and wood fibre, Stir, then hexafluoro zirconium acid ammonium, basalt fibre, nacrite, wood dust are added in above-mentioned mixed solution, rise high temperature Spend to adding double 25 cross-linking agent continuation reaction 30-40min when 40-55 DEG C, be down to during room temperature filter, dry；
(2) by drying 6-8h at polypropylene in an oven 80 DEG C, it is cut into granule after cooling, is prepared by sn-bi alloy powder, step (1) Product and the polypropylene granules of pretreatment according to proportioning mix homogeneously in homogenizer, be then added to double screw extruder Extruding pelletization, then granule is dried at 80 DEG C 4-5h, be placed in capillary rheometer, make mixing precursor, by precursor It is clamped on fixture, adds in hot tank at the environment of 170-180 DEG C, with the speed Uniform Tension fiber of 10mm/min；
(3) will remain product that remaining composition prepared according to formula ratio and step (1) by banbury melt blending, temperature is 160-175 DEG C, the time is 15-25min, re-uses mill and is mixed in above-mentioned composite by product prepared by step (2), Afterwards by single screw extrusion machine pelletize, then by particle under the rate of extrusion of 10-15m/min, extrude stranding material by extrusion die It is cooled to room temperature.
The invention have the advantage that and by the present invention in that with low-melting-point metal as conductive filler, in conjunction with melting mixing with solid The means stretched mutually, are prepared for conduction, antistatic composite fiber so that it is have good intensity and elongation at break, and have Excellent electric conductivity and mechanical property, solve metal and cause electrical conductivity to decline with matrix material poor compatibility, easily oxidation Problem, lignin fibre and basalt fibre are modified by the modifier solution of preparation, improve its heat-resisting and fire prevention aspect Performance, and in macromolecule matrix material, play good filling effect, reduce production cost, the mechanical property to material Can play good potentiation, cable material prepared by the present invention increases the anticorrosion of body, fire prevention, heat resistance and intensity to be had very Being greatly improved, it is ensured that cable works under circumstances, and extend the service life of cable, application prospect is good, It is worthy to be popularized.
Detailed description of the invention
A kind of high-strength and high ductility insulated cable material, is made up of the raw material of following weight portion (kilogram): Magnesium sulfate heptahydrate 4, citric acid 1, wood fibre 8, aluminum slag micropowder 5, hexafluoro zirconium acid ammonium 2.2, basalt fibre 8, nacrite 10, wood dust 0.5, sorbic acid 0.2, metallocene PE 48, PE wax 2, sn-bi alloy powder 6, polypropylene 26, dioctyl phthalate 3, carbon SiClx 4, Firebrake ZB 3, acrylic resin 20, deionized water are appropriate.
Described a kind of high-strength and high ductility insulated cable material, is made up of step in detail below:
(1) the Magnesium sulfate heptahydrate deionized water of 16 times amount is diluted dissolving, add citric acid and wood fibre under stirring, stir Mix uniformly, then hexafluoro zirconium acid ammonium, basalt fibre, nacrite, wood dust are added in above-mentioned mixed solution, rise high-temperature Continue reaction 30min to adding double 25 cross-linking agent when 40 DEG C, be down to during room temperature filter, dry；
(2) by drying 6h at polypropylene in an oven 80 DEG C, it is cut into granule after cooling, is prepared by sn-bi alloy powder, step (1) The polypropylene granules of product and pretreatment, according to proportioning mix homogeneously in homogenizer, is then added to double screw extruder and squeezes Go out pelletize, then granule dried at 80 DEG C 4h, be placed in capillary rheometer, make mixing precursor, by precursor clamp On fixture, add in hot tank at the environment of 170 DEG C, with the speed Uniform Tension fiber of 10mm/min；
(3) will remain product that remaining composition prepared according to formula ratio and step (1) by banbury melt blending, temperature is 160 DEG C, the time is 15min, re-uses mill and is mixed in above-mentioned composite by product prepared by step (2), finally by Single screw extrusion machine pelletize, then by particle under the rate of extrusion of 10m/min, it is cooled to room temperature by extrusion die extrusion stranding material ?.
The performance test of this locomotive cable material is as follows:
Hot strength (MPa): 14.6；Elongation at break (%): 388；Specific insulation (Ω. cm): 4.6 × 1016；Dielectric is strong Degree (MV/m): 28；Oxygen index (OI) (%): 33；Under load percentage elongation (%): 15；Permanent set (%): 0.

Claims (2)

1. a high-strength and high ductility insulated cable material, it is characterised in that be made up of the raw material of following weight portion: seven water sulphuric acid Magnesium 4-6, citric acid 1-1.3, wood fibre 8-10, aluminum slag micropowder 5-7, hexafluoro zirconium acid ammonium 2.2-2.8, basalt fibre 8- 11, nacrite 10-14, wood dust 0.5-0.7, sorbic acid 0.2-0.3, metallocene PE 48-55, PE wax 2-3, stannum bismuth close Bronze 6-8, polypropylene 26-33, dioctyl phthalate 3-5, carborundum 4-5, Firebrake ZB 3-4, acrylic resin 20-25, Deionized water is appropriate.
A kind of high-strength and high ductility insulated cable material, it is characterised in that prepared by step in detail below Make:
(1) the Magnesium sulfate heptahydrate deionized water of 16-18 times amount is diluted dissolving, under stirring, adds citric acid and wood fibre, Stir, then hexafluoro zirconium acid ammonium, basalt fibre, nacrite, wood dust are added in above-mentioned mixed solution, rise high temperature Spend to adding double 25 cross-linking agent continuation reaction 30-40min when 40-55 DEG C, be down to during room temperature filter, dry；
(2) by drying 6-8h at polypropylene in an oven 80 DEG C, it is cut into granule after cooling, is prepared by sn-bi alloy powder, step (1) Product and the polypropylene granules of pretreatment according to proportioning mix homogeneously in homogenizer, be then added to double screw extruder Extruding pelletization, then granule is dried at 80 DEG C 4-5h, be placed in capillary rheometer, make mixing precursor, by precursor It is clamped on fixture, adds in hot tank at the environment of 170-180 DEG C, with the speed Uniform Tension fiber of 10mm/min；
(3) will remain product that remaining composition prepared according to formula ratio and step (1) by banbury melt blending, temperature is 160-175 DEG C, the time is 15-25min, re-uses mill and is mixed in above-mentioned composite by product prepared by step (2), Afterwards by single screw extrusion machine pelletize, then by particle under the rate of extrusion of 10-15m/min, extrude stranding material by extrusion die It is cooled to room temperature.
CN201610521682.XA 2016-07-05 2016-07-05 High-strength high-toughness insulating cable material Pending CN106009188A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110862606A (en) * 2019-11-08 2020-03-06 重庆永高塑业发展有限公司 Production method of basalt reinforced modified polypropylene cable guide

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101891914A (en) * 2010-07-29 2010-11-24 山东科虹线缆有限公司 Composite type high-conductivity polymer material and preparation method thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101891914A (en) * 2010-07-29 2010-11-24 山东科虹线缆有限公司 Composite type high-conductivity polymer material and preparation method thereof

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
梁基照: "《聚合物流体拉伸流变学》", 31 July 2015, 华南理工大学出版社 *
王文广主编: "《塑料配方设计》", 30 September 2001, 化学工业出版社 *
肖长发 主编: "《化学纤维概论(第3版)》", 30 June 2015, 中国纺织出版社 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110862606A (en) * 2019-11-08 2020-03-06 重庆永高塑业发展有限公司 Production method of basalt reinforced modified polypropylene cable guide

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Application publication date: 20161012