CN104592679A - Flame-retardant cable and preparation method thereof - Google Patents

Flame-retardant cable and preparation method thereof Download PDF

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Publication number
CN104592679A
CN104592679A CN201510011566.9A CN201510011566A CN104592679A CN 104592679 A CN104592679 A CN 104592679A CN 201510011566 A CN201510011566 A CN 201510011566A CN 104592679 A CN104592679 A CN 104592679A
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Prior art keywords
flame retardant
consumption
weight part
weight
retardant cable
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CN201510011566.9A
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Inventor
何成龙
何源
杨趁芬
佘晨
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Wuhu Spaceflight Special Cable Factory Co Ltd
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Wuhu Spaceflight Special Cable Factory Co Ltd
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Priority to CN201510011566.9A priority Critical patent/CN104592679A/en
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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
    • C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
    • C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08L27/06—Homopolymers or copolymers of vinyl chloride
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/06—Insulating conductors or cables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/06—Insulating conductors or cables
    • H01B13/14—Insulating conductors or cables by extrusion
    • 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
    • C08K2201/011—Nanostructured 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
    • C08L2203/00—Applications
    • C08L2203/20—Applications use in electrical or conductive gadgets
    • 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

Abstract

The invention discloses a flame-retardant cable and a preparation method thereof. The method comprises the following steps: a) mixing polyvinyl chloride, polycarbonate, trixylenyl phosphate, zinc borate, chromium oxide, MBS (methacrylate-butadiene-styrene) resin, hydroxymethyl starch, organic montmorillonite, nano-titanium dioxide, a filler, a lubricating agent and a plasticizer, extruding and molding to prepare a flame-retardant plastic sleeve; and b) sleeving the flame-retardant plastic sleeve on a metal wire to form the flame-retardant cable, wherein relative to 100 parts by weight of polyvinyl chloride, polycarbonate accounts for 23-38 parts by weight, trixylenyl phosphate accounts for 25-35 parts by weight, zinc borate accounts for 2.5-4 parts by weight, chromium oxide accounts for 0.5-1.5 parts by weight, MBS resin accounts for 7-12 parts by weight, hydroxymethyl starch accounts for 3-5 parts by weight, organic montmorillonite accounts for 9-15 parts by weight, nano-titanium dioxide accounts for 0.3-0.8 part by weight, the filler accounts for 23-38 parts by weight, the lubricating agent accounts for 1-4 parts by weight and the plasticizer accounts for 13-17 parts by weight. The plastic has excellent flame retardance, insulation and mechanical properties.

Description

Flame retardant cable and preparation method thereof
Technical field
The present invention relates to plastic applications, particularly, relate to a kind of flame retardant cable and preparation method thereof.
Background technology
Igelite has good physicals, is suitable as low-voltage cable insulating layer material.Existing igelite alignment flame retardant properties is less demanding, but the flame-retardancy requirements of some occasion to the igelite of the insulation layer as cable is higher.Oxygen index is for weighing flame retardant of plastic performance, and oxygen index is higher, and flame retardant resistance is better.The oxygen index of existing flame retardant cable, about 30, is difficult to the requirement meeting high flame retardant.
Summary of the invention
The object of this invention is to provide a kind of flame retardant cable, this flame retardant cable has excellent oxygen index, and has excellent mechanical property, and the method steps simultaneously preparing this flame retardant cable is simple, and raw material is easy to get.
To achieve these goals, the invention provides a kind of preparation method of flame retardant cable, described preparation method comprises:
A, by polyvinyl chloride, polycarbonate, tricresyl phosphate (dimethylbenzene) ester, zinc borate, chromic oxide, MBS resin, hydroxymethyl starch, organo montmorillonite, nano titanium oxide, weighting agent, lubricant and softening agent mixing and extrusion moulding with obtained flame retardant plastics sleeve pipe;
B, described flame retardant plastics casing pipe sleeve is located at metal wire forms flame retardant cable outward;
Wherein, relative to the polyvinyl chloride of 100 weight parts, the consumption of described polycarbonate is 23-38 weight part, the consumption of described tricresyl phosphate (dimethylbenzene) ester is 23-38 weight part, the consumption of described zinc borate is 2.5-4 weight part, the consumption of described chromic oxide is 0.5-1.5 weight part, the consumption of described MBS resin is 7-12 weight part, the consumption of described hydroxymethyl starch is 3-5 weight part, the consumption of described organo montmorillonite is 9-15 weight part, the consumption of described nano titanium oxide is 0.3-0.8 weight part, the consumption of described weighting agent is 23-38 weight part, the consumption of described lubricant is 1-4 weight part, the consumption of described softening agent is 13-17 weight part.
Present invention also offers a kind of flame retardant cable, described flame retardant cable is obtained by above-mentioned preparation method.
Pass through technique scheme, the present invention obtains flame retardant plastics sleeve pipe by polyvinyl chloride, polycarbonate, tricresyl phosphate (dimethylbenzene) ester, zinc borate, chromic oxide, MBS resin, hydroxymethyl starch, organo montmorillonite, nano titanium oxide, weighting agent, lubricant and softening agent being mixed mutually also extrusion moulding, then flame retardant plastics casing pipe sleeve is located on metal wire and makes flame retardant cable, this flame retardant cable not only has excellent fire-retardant and insulating property, and these plastics also have excellent mechanical property simultaneously.The method preparing this flame retardant cable is in addition simple, and raw material is easy to get.
Other features and advantages of the present invention are described in detail in embodiment part subsequently.
Embodiment
Below the specific embodiment of the present invention is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
The invention provides a kind of preparation method of flame retardant cable, described preparation method comprises:
A, by polyvinyl chloride, polycarbonate, tricresyl phosphate (dimethylbenzene) ester, zinc borate, chromic oxide, MBS resin, hydroxymethyl starch, organo montmorillonite, nano titanium oxide, weighting agent, lubricant and softening agent mixing and extrusion moulding with obtained flame retardant plastics sleeve pipe;
B, described flame retardant plastics casing pipe sleeve is located at metal wire forms flame retardant cable outward, wherein, relative to the polyvinyl chloride of 100 weight parts, the consumption of described polycarbonate is 23-38 weight part, the consumption of described tricresyl phosphate (dimethylbenzene) ester is 23-38 weight part, the consumption of described zinc borate is 2.5-4 weight part, the consumption of described chromic oxide is 0.5-1.5 weight part, the consumption of described MBS resin is 7-12 weight part, the consumption of described hydroxymethyl starch is 3-5 weight part, the consumption of described organo montmorillonite is 9-15 weight part, the consumption of described nano titanium oxide is 0.3-0.8 weight part, the consumption of described weighting agent is 23-38 weight part, the consumption of described lubricant is 1-4 weight part, the consumption of described softening agent is 13-17 weight part.
In the present invention, the any one that polyvinyl chloride, polycarbonate and MBS resin can be known to the skilled person, in order to make the flame retardant cable obtained, there is more excellent flame retardant properties, preferably, the polymerization degree of described polyvinyl chloride is 3000-4000, the polymerization degree of described polycarbonate is 5000-7000, and the polymerization degree of described MBS resin is 1500-5000.
In the present invention, the particle diameter of nano titanium oxide can be selected in wide scope, and in order to make the flame retardant cable obtained have more excellent flame retardant properties, preferably, the particle diameter of described nano titanium oxide is 1-10nm.
In the present invention, the any one filler for plastic that weighting agent can be known to the skilled person, in order to make the flame retardant cable obtained have more excellent flame retardant properties, preferably, described weighting agent is one or more in calcium carbonate, potter's clay, silicate or talcum powder.
In the present invention, the any one filler for plastic that lubricant can be known to the skilled person, in order to make the flame retardant cable obtained, there is more excellent flame retardant properties, preferably, described lubricant is one or more in stearic acid, stearate, polyvinyl chloride wax, paraffin or amine hydroxybenzene.
In the present invention, the any one filler for plastic that softening agent can be known to the skilled person, in order to make the flame retardant cable obtained, there is more excellent flame retardant properties, preferably, described softening agent is one or more in phthalate compound, terephthalic acid ester compound or trimellitic acid ester compound.
In addition, in the present invention, in order to make the flame retardant cable obtained have more excellent flame retardant properties, preferably, the temperature of described extrusion moulding is 135-155 DEG C.
Present invention also offers a kind of flame retardant cable, described flame retardant cable is obtained by above-mentioned preparation method.
Below will be described the present invention by embodiment.In following examples, tensile strength parameter is recorded by the method for GB1040-2006, elongation at break parameter is recorded by the method for GB1040-2006, and oxygen index is recorded by the method for GB2406-2009, and the volume specific resistance at 20 DEG C is recorded by the method for GB1410-2006.
Polyvinyl chloride is the product of Dongguan City Chun Jie plastic cement company limited, polycarbonate is the product of the holy Chemical Co., Ltd. of Dongguan City positive group, tricresyl phosphate (dimethylbenzene) ester is the product of Jiangsu Wei Keterui Chemical Co., Ltd., zinc borate is the product of Tian Xin polyvalent environment protective Materials Co., Ltd of Foshan City, chromic oxide is the product of Guangzhou Zhan Fei Chemical Industry Science Co., Ltd, MBS resin is the product of Guangzhou Hong Chang Chemical Industry Science Co., Ltd, hydroxymethyl starch is the product of Renqiu City E-BANG Chemical Co., Ltd., organo montmorillonite is the product of Lingshou County Sheng Xiang mineral products processing factory, nano titanium oxide is the product of Shanghai Jiang Fu Industrial Co., Ltd., calcium carbonate is the product of Qingyuan City peak powder company limited, stearic acid is the product of Zibo Feng Sen oil and fat chemical company limited, phthalic ester is the product of Guangzhou Bin Hao Chemical Co., Ltd..
Embodiment 1
Polyvinyl chloride 100kg, polycarbonate 40kg, tricresyl phosphate (dimethylbenzene) ester 30kg, zinc borate 3.1kg, chromic oxide 1kg, MBS resin 9kg, hydroxymethyl starch 4kg, organo montmorillonite 13kg, nano titanium oxide 0.6kg, calcium carbonate 30kg, stearic acid 3kg and phthalic ester 15kg are first mixed 8min; then temperature is set to 140 DEG C in double-screw extruding pelletizing machine to carry out extrusion moulding and obtain flame-retarding cable sleeve, then cable shoe is sheathed on metal wire and forms flame retardant cable A1.Wherein, the polymerization degree of polyvinyl chloride is 3500, and the polymerization degree of polycarbonate is the polymerization degree of 6000, MBS resin is 3000, and the particle diameter of nano titanium oxide is 5nm.
The sleeve pipe tensile strength of this flame retardant cable is 15.6Mpa, and elongation at break is 254%, and oxygen index is the volume specific resistance at 56,20 DEG C is 2.5 × 10 11Ω m.
Embodiment 2
Polyvinyl chloride 100kg, polycarbonate 30kg, tricresyl phosphate (dimethylbenzene) ester 23kg, zinc borate 2.5-4kg, chromic oxide 0.5kg, MBS resin 7kg, hydroxymethyl starch 3kg, organo montmorillonite 9kg, nano titanium oxide 0.3kg, calcium carbonate 25kg, stearic acid 1kg and phthalic ester 13kg are first mixed 6min; then temperature is set to 135 DEG C in double-screw extruding pelletizing machine to carry out extrusion moulding and obtain flame-retarding cable sleeve, then cable shoe is sheathed on metal wire and forms flame retardant cable A2.
The tensile strength of the sleeve pipe of this flame retardant cable is 15.0Mpa, and elongation at break is 249%, and oxygen index is the volume specific resistance at 51,20 DEG C is 2.3 × 10 11Ω m.
Embodiment 3
Polyvinyl chloride 100kg, polycarbonate 45kg, tricresyl phosphate (dimethylbenzene) ester 38kg, zinc borate 4kg, chromic oxide 1.5kg, MBS resin 12kg, hydroxymethyl starch 5kg, organo montmorillonite 15kg, nano titanium oxide 0.8kg, calcium carbonate 35kg, stearic acid 4kg and phthalic ester 17kg are first mixed 10min; then temperature is set to 155 DEG C in double-screw extruding pelletizing machine to carry out extrusion moulding and obtain flame-retarding cable sleeve, then cable shoe is sheathed on metal wire and forms flame retardant cable A3
The tensile strength of the sleeve pipe of this flame retardant cable is 15.5Mpa, and elongation at break is 253%, and oxygen index is the volume specific resistance at 53,20 DEG C is 2.4 × 10 11Ω m.
Embodiment 4
Carry out obtained flame retardant cable A4 according to the method for embodiment 1, difference is the polymerization degree of polyvinyl chloride is 3000.The tensile strength of the sleeve pipe of this flame retardant cable is 15.2Mpa, and elongation at break is 242%, and oxygen index is the volume specific resistance at 52,20 DEG C is 2.4 × 10 11Ω m.
Embodiment 5
Carry out obtained flame retardant cable A5 according to the method for embodiment 1, difference is the polymerization degree of polyvinyl chloride is 4000.The tensile strength of the sleeve pipe of this flame retardant cable is 15.0Mpa, and elongation at break is 251%, and oxygen index is the volume specific resistance at 53,20 DEG C is 2.3 × 10 11Ω m.
Embodiment 6
Carry out obtained flame retardant cable A6 according to the method for embodiment 1, difference is the polymerization degree of polycarbonate is 5000.The tensile strength of the sleeve pipe of this flame retardant cable is 14.8Mpa, and elongation at break is 249%, and oxygen index is the volume specific resistance at 50,20 DEG C is 2.3 × 10 11Ω m.
Embodiment 7
Carry out obtained flame retardant cable A7 according to the method for embodiment 1, the polymerization degree of difference to be difference be polycarbonate is 7000.The tensile strength of the sleeve pipe of this flame retardant cable is 15.3Mpa, and elongation at break is 253%, and oxygen index is the volume specific resistance at 55,20 DEG C is 2.4 × 10 11Ω m.
Embodiment 8
Carry out obtained flame retardant cable A8 according to the method for embodiment 1, difference is the polymerization degree of MBS resin is 1500.The tensile strength of the sleeve pipe of this flame retardant cable is 15.3Mpa, and elongation at break is 248%, and oxygen index is the volume specific resistance at 53,20 DEG C is 2.3 × 10 11Ω m.
Embodiment 9
Carry out obtained flame retardant cable A9 according to the method for embodiment 1, difference is the polymerization degree of MBS resin is 5000.The tensile strength of the sleeve pipe of this flame retardant cable is 15.5Mpa, and elongation at break is 254%, and oxygen index is the volume specific resistance at 53,20 DEG C is 2.3 × 10 11Ω m.
Embodiment 10
Carry out obtained flame retardant cable A10 according to the method for embodiment 1, difference is the particle diameter of nano titanium oxide is 1nm.The tensile strength of the sleeve pipe of this flame retardant cable is 15.4Mpa, and elongation at break is 247%, and oxygen index is the volume specific resistance at 51,20 DEG C is 2.4 × 10 11Ω m.
Embodiment 11
Carry out obtained flame retardant cable A11 according to the method for embodiment 1, difference is the particle diameter of nano titanium oxide is 10nm.The tensile strength of the sleeve pipe of this flame retardant cable is 15.0Mpa, and elongation at break is 252%, and oxygen index is the volume specific resistance at 54,20 DEG C is 2.5 × 10 11Ω m.
Comparative example 1
Carry out obtained flame retardant cable B1 according to the method for embodiment 1, difference is the consumption of zinc borate is 1.5kg.The tensile strength of the sleeve pipe of this flame retardant cable is 13.3Mpa, and elongation at break is 200%, and oxygen index is the volume specific resistance at 36,20 DEG C is 1.7 × 10 11Ω m.
Comparative example 2
Carry out obtained flame retardant cable B2 according to the method for embodiment 1, difference is the consumption of zinc borate is 5kg.The tensile strength of the sleeve pipe of this flame retardant cable is 12.8Mpa, and elongation at break is 179%, and oxygen index is the volume specific resistance at 27,20 DEG C is 1.9 × 10 11Ω m.
Comparative example 3
Carry out obtained flame retardant cable B3 according to the method for embodiment 1, difference is the consumption of nano titanium oxide is 0.1kg.The tensile strength of the sleeve pipe of this flame retardant cable is 12.4Mpa, and elongation at break is 198%, and oxygen index is the volume specific resistance at 29,20 DEG C is 1.7 × 10 11Ω m.
Comparative example 4
Carry out obtained flame retardant cable B4 according to the method for embodiment 1, difference is the consumption of nano titanium oxide is 0.1kg.The tensile strength of the sleeve pipe of this flame retardant cable is 14.5Mpa, and elongation at break is 198%, and oxygen index is the volume specific resistance at 28,20 DEG C is 1.7 × 10 11Ω m.
Comparative example 5
Carry out obtained flame retardant cable B5 according to the method for embodiment 1, difference is the consumption of tricresyl phosphate (dimethylbenzene) ester is 10kg.The tensile strength of the sleeve pipe of this flame retardant cable is 13.8Mpa, and elongation at break is 162%, and oxygen index is the volume specific resistance at 29,20 DEG C is 1.8 × 10 11Ω m.
Comparative example 6
Carry out obtained flame retardant cable B6 according to the method for embodiment 1, difference is the consumption of tricresyl phosphate (dimethylbenzene) ester is 50kg.The tensile strength of the sleeve pipe of this flame retardant cable is 14.8Mpa, and elongation at break is 189%, and oxygen index is the volume specific resistance at 35,20 DEG C is 1.7 × 10 11Ω m.
Comparative example 7
Carry out obtained flame retardant cable B7 according to the method for embodiment 1, difference is the consumption of hydroxymethyl starch is 1kg.The tensile strength of the sleeve pipe of this flame retardant cable is 12.9Mpa, and elongation at break is 155%, and oxygen index is the volume specific resistance at 32,20 DEG C is 1.8 × 10 11Ω m.
Comparative example 8
Carry out obtained flame retardant cable B8 according to the method for embodiment 1, difference is the consumption of hydroxymethyl starch is 7kg.The tensile strength of the sleeve pipe of this flame retardant cable is 13.8Mpa, and elongation at break is 167%, and oxygen index is the volume specific resistance at 35,20 DEG C is 1.8 × 10 11Ω m.
Comparative example 9
Carry out obtained flame retardant cable B9 according to the method for embodiment 1, difference is the consumption of polycarbonate is 20kg.The tensile strength of the sleeve pipe of this flame retardant cable is 13.6Mpa, and elongation at break is 166%, and oxygen index is the volume specific resistance at 36,20 DEG C is 1.5 × 10 11Ω m.
Comparative example 10
Carry out obtained flame retardant cable B10 according to the method for embodiment 1, difference is the consumption of polycarbonate is 60kg.The tensile strength of the sleeve pipe of this flame retardant cable is 12.8Mpa, and elongation at break is 160%, and oxygen index is the volume specific resistance at 35,20 DEG C is 1.8 × 10 11Ω m.
Comparative example 11
Carry out obtained flame retardant cable B11 according to the method for embodiment 1, difference is the consumption of MBS resin is 5kg.The tensile strength of the sleeve pipe of this flame retardant cable is 13.5Mpa, and elongation at break is 178%, and oxygen index is the volume specific resistance at 40,20 DEG C is 1.8 × 10 11Ω m.
Comparative example 12
Carry out obtained flame retardant cable B11 according to the method for embodiment 1, difference is the consumption of MBS resin is 15kg.The tensile strength of the sleeve pipe of this flame retardant cable is 14.1Mpa, and elongation at break is 147%, and oxygen index is the volume specific resistance at 39,20 DEG C is 1.9 × 10 11Ω m.
From above-described embodiment and comparative example, flame retardant cable provided by the invention not only has excellent insulation and flame retardant properties, also has excellent mechanical property.
More than describe the preferred embodiment of the present invention in detail; but the present invention is not limited to the detail in above-mentioned embodiment, within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible array mode.
In addition, also can carry out arbitrary combination between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.

Claims (8)

1. a preparation method for flame retardant cable, is characterized in that, described preparation method comprises:
A, by polyvinyl chloride, polycarbonate, tricresyl phosphate (dimethylbenzene) ester, zinc borate, chromic oxide, MBS resin, hydroxymethyl starch, organo montmorillonite, nano titanium oxide, weighting agent, lubricant and softening agent mixing and extrusion moulding with obtained flame retardant plastics sleeve pipe;
B, described flame retardant plastics casing pipe sleeve is located at metal wire forms flame retardant cable outward;
Wherein, relative to the polyvinyl chloride of 100 weight parts, the consumption of described polycarbonate is 23-38 weight part, the consumption of described tricresyl phosphate (dimethylbenzene) ester is 23-38 weight part, the consumption of described zinc borate is 2.5-4 weight part, the consumption of described chromic oxide is 0.5-1.5 weight part, the consumption of described MBS resin is 7-12 weight part, the consumption of described hydroxymethyl starch is 3-5 weight part, the consumption of described organo montmorillonite is 9-15 weight part, the consumption of described nano titanium oxide is 0.3-0.8 weight part, the consumption of described weighting agent is 23-38 weight part, the consumption of described lubricant is 1-4 weight part, the consumption of described softening agent is 13-17 weight part.
2. preparation method according to claim 1, wherein, the polymerization degree of described polyvinyl chloride is 3000-4000, and the polymerization degree of described polycarbonate is 5000-7000, and the polymerization degree of described MBS resin is 1500-5000.
3. preparation method according to claim 1, wherein, the particle diameter of described nano titanium oxide is 1-10nm.
4. the preparation method according to any one in claim 1-3, wherein, described weighting agent is one or more in calcium carbonate, potter's clay, silicate or talcum powder.
5. the preparation method according to any one in claim 1-3, wherein, described lubricant is one or more in stearic acid, stearate, polyvinyl chloride wax, paraffin or amine hydroxybenzene.
6. the preparation method according to any one in claim 1-3, wherein, described softening agent is one or more in phthalate compound, terephthalic acid ester compound or trimellitic acid ester compound.
7. the preparation method according to any one in claim 1-3, wherein, the temperature of described extrusion moulding is 135-155 DEG C.
8. a flame retardant cable, is characterized in that, obtained by the preparation method of described flame retardant cable according to any one in claim 1-7.
CN201510011566.9A 2015-01-09 2015-01-09 Flame-retardant cable and preparation method thereof Pending CN104592679A (en)

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CN107746562A (en) * 2017-10-24 2018-03-02 芜湖蓝天工程塑胶有限公司 High-strength anti-flaming stalk material and preparation method thereof
CN107936514A (en) * 2017-10-19 2018-04-20 安徽奥兹信息科技有限公司 Fire-retardant VR glasses housing and preparation method thereof

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CN104086923A (en) * 2014-07-24 2014-10-08 芜湖君禾电线电缆有限公司 Antiflaming plastic for cable and preparation method of plastic
CN104130522A (en) * 2014-07-24 2014-11-05 芜湖君禾电线电缆有限公司 Flame-retardant plastic for cable and preparation method thereof
CN104130523A (en) * 2014-07-24 2014-11-05 芜湖君禾电线电缆有限公司 Flame-retardant plastic for cable and preparation method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107541008A (en) * 2017-08-22 2018-01-05 安徽悦尔伟塑料机械有限公司 Engineering flame retardant plastic flitch and preparation method thereof
CN107936514A (en) * 2017-10-19 2018-04-20 安徽奥兹信息科技有限公司 Fire-retardant VR glasses housing and preparation method thereof
CN107746562A (en) * 2017-10-24 2018-03-02 芜湖蓝天工程塑胶有限公司 High-strength anti-flaming stalk material and preparation method thereof

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