CN106147093A - A kind of fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS and preparation method thereof - Google Patents
A kind of fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS and preparation method thereof Download PDFInfo
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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
- C08L27/22—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 modified by chemical after-treatment
- C08L27/24—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 modified by chemical after-treatment halogenated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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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
- H01B3/443—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 vinylhalogenides or other halogenoethylenic compounds
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
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- 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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- 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
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Abstract
The invention discloses a kind of fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS and preparation method thereof, including following components raw material: chliorinated polyvinyl chloride, hydrogenated nitrile-butadiene rubber, ABS resin, dibutyl maleate, titanium dioxide, styrene N phenyl maleimide anhydrous maleic acid copolymer, EVA, mutual-phenenyl two acid bromide two alcohol ester's part, erucyl amide, volcanic ash, paper white sludge, stainless steel fibre, cocamido propyl betaine, dibutyl tin laurate, γ aminopropyltriethoxy diethoxy silane, N (β aminoethyl) γ aminopropyl trimethoxysilane, cumyl peroxide, dibenzoyl paraquinonedioxime, vinyl silicone oil.Chliorinated polyvinyl chloride CABLE MATERIALS prepared by the present invention, excellent in mechanical performance, oxygen index (OI) is not less than 36, and flame retardant rating reaches V 0, and fire resistance is good, meets industry standard.
Description
Technical field
The invention belongs to power cable field, be specifically related to a kind of fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS and preparation thereof
Method.
Background technology
According to statistics, in the fire that China occurs, because the fire caused by electric reason accounts for major part, when fire, fire
Flame may ignite the insulation in electric wire and sheath material, causes fire incident to expand further.Therefore, in order to avoid or
Reduce the harm that fire brings, it is desirable to electric wire has preferably fire resistance.
Chliorinated polyvinyl chloride is chlorinated polyvinyl chloride product after chlorination modified, and it maintains the advantage of polrvinyl chloride,
Simultaneously because the chlorinity of chliorinated polyvinyl chloride is higher, improve the thermostability of polrvinyl chloride, ageing-resistant corrosivity and weather-proof
Property, but chliorinated polyvinyl chloride exists processing, and viscosity is big, easily decomposes, and difficulty of processing is big, and the fragility of the material of preparation is big etc.
Not enough.People's deficiency above to chliorinated polyvinyl chloride has made many study on the modification, the most most often blending and modifying, but
Although it is not enough that blending and modifying can improve more than chliorinated polyvinyl chloride to a certain extent, but also sacrifices its of end article
His performance, limits the commonly used of chliorinated polyvinyl chloride.
Summary of the invention
It is an object of the invention to avoid above-mentioned weak point of the prior art to provide a kind of fire-resistant high-strength chlorinated polyvinyl chloride
Ethylene CABLE MATERIALS.
The purpose of the present invention is achieved through the following technical solutions:
A kind of fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS, including following components raw material, be in parts by mass: chliorinated polyvinyl chloride
50-80 part, hydrogenated nitrile-butadiene rubber 15-23 part, ABS resin 10-20 part, dibutyl maleate 6-18 part, titanium dioxide 4-9 part,
Styrene-N-phenylmaleimide-anhydrous maleic acid copolymer 1-7 part, EVA 1-5 part, mutual-phenenyl two acid bromide two alcohol ester 2-8
Part, erucyl amide 1-6 part, volcanic ash 2-8 part, paper white sludge 1-5 part, stainless steel fibre 0.7-4 part, cocamidopropyl propyl amide Radix Betae
Alkali 1-4 part, dibutyl tin laurate 0.4-3 part, γ-aminopropyltriethoxy diethoxy silane 1-4 part, N-(β-aminoethyl)-
γ-aminopropyltrimethoxysilane 0.6-3 part, cumyl peroxide 2-9 part, dibenzoyl paraquinonedioxime 4-9 part, vinyl
Silicone oil 7-13 part.
Further, a diameter of 5-20 μm of described stainless steel fibre, tow is 2-7K.
Further, including following components raw material, it is in parts by mass: chliorinated polyvinyl chloride 54-76 part, hydrogenated butyronitrile rubber
Glue 18-21 part, ABS resin 12-18 part, dibutyl maleate 7-15 part, titanium dioxide 5-8 part, styrene-N-phenyl maleoyl
Imines-anhydrous maleic acid copolymer 2-6 part, EVA 1.8-4.3 part, mutual-phenenyl two acid bromide two alcohol ester's 2.2-6 part, erucyl amide
1.4-5.3 part, volcanic ash 2.6-6.5 part, paper white sludge 1.2-3.8 part, stainless steel fibre 0.9-3.2 part, cocamidopropyl propyl amide
Glycine betaine 1.4-3.5 part, dibutyl tin laurate 0.7-2.6 part, γ-aminopropyltriethoxy diethoxy silane 1.5-3.2 part,
N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane 0.8-2.1 part, cumyl peroxide 2.4-7.2 part, dibenzoyl
Paraquinonedioxime 5-8.5 part, vinyl silicone oil 8-12 part.
The preparation method of above-mentioned fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS, including following preparation process:
Step 1, weigh each raw material in parts by mass；
Step 2, by stainless steel fibre, titanium dioxide, EVA, γ-aminopropyltriethoxy diethoxy silane mix homogeneously, then with
Chliorinated polyvinyl chloride, hydrogenated nitrile-butadiene rubber, ABS resin, mutual-phenenyl two acid bromide two alcohol ester and styrene-N-benzyl maleimide
Add in double screw extruder after amine-anhydrous maleic acid copolymer mix homogeneously, carry out melt blending, extruding pelletization, obtain mother
Material；
Step 3, by paper white sludge, volcanic ash, dibutyl maleate and N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane
At a temperature of 80-95 DEG C, stirring mixing 30-60min, obtains compound；
Step 4, by above-mentioned masterbatch, compound, erucyl amide, cocamido propyl betaine and dibenzoyl paraquinonedioxime add
Melt blending, extruding pelletization, cooling is carried out under in double screw extruder；
In step 5, the granulation material addition high-speed mixer that will obtain in cumyl peroxide, vinyl silicone oil and step 4,
Mix 20-40min at 110-150 DEG C, be cooled to room temperature and get final product.
Further, in step 2, the screw speed of double screw extruder is 200-500rpm, and barrel temperature is 210-260
℃。
Further, in step 3, stirring mixing 45min at a temperature of 86 DEG C.
Further, in step 4, the screw speed of double screw extruder is 50-120rpm, and barrel temperature is 215-250
℃。
Further, in step 4, at 140 DEG C, mix 28min.
Owing to have employed above technical scheme, beneficial effects of the present invention:
Chliorinated polyvinyl chloride CABLE MATERIALS prepared by the present invention, hot strength is between 21.4-26.8MPa, and 158 DEG C × 168h draws
Stretching change rate of strength and be less than 2.4%, excellent in mechanical performance, oxygen index (OI) is not less than 36, and flame retardant rating reaches V-0, and fire resistance is good, meets
Industry standard.The CABLE MATERIALS prepared by the present invention can be used for producing power cable, electric wire and cable jacket, cable for ship, civilian electricity
Cable, underground cable etc..
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in further detail.Following example are used for the present invention is described,
But it is not limited to the scope of the present invention.
Embodiment 1
A kind of fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS, including following components raw material, be in parts by mass: chliorinated polyvinyl chloride
50 parts, hydrogenated nitrile-butadiene rubber 15 parts, ABS resin 10 parts, dibutyl maleate 6 parts, titanium dioxide 4 parts, styrene-N-phenyl horse
Come acid imide-anhydrous maleic acid copolymer 1 part, EVA 1 part, mutual-phenenyl two acid bromide two alcohol ester 2 parts, erucyl amide 1 part, volcanic ash
2 parts, paper white sludge 1 part, stainless steel fibre 0.7 part, cocamido propyl betaine 1 part, dibutyl tin laurate 0.4 part,
γ-aminopropyltriethoxy diethoxy silane 1 part, N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane 0.6 part, peroxidating two
Isopropylbenzene 2 parts, dibenzoyl paraquinonedioxime 4 parts, vinyl silicone oil 7 parts.
A diameter of 5-20 μm of described stainless steel fibre, tow is 2-7K.
The preparation method of above-mentioned fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS, including following preparation process:
Step 1, weigh each raw material in parts by mass；
Step 2, by stainless steel fibre, titanium dioxide, EVA, γ-aminopropyltriethoxy diethoxy silane mix homogeneously, then with
Chliorinated polyvinyl chloride, hydrogenated nitrile-butadiene rubber, ABS resin, mutual-phenenyl two acid bromide two alcohol ester and styrene-N-benzyl maleimide
Add in double screw extruder after amine-anhydrous maleic acid copolymer mix homogeneously, carry out melt blending, extruding pelletization, obtain mother
Material；Wherein the screw speed of double screw extruder is 200rpm, and barrel temperature is 210-260 DEG C；
Step 3, by paper white sludge, volcanic ash, dibutyl maleate and N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane
At a temperature of 80 DEG C, stirring mixing 30min, obtains compound；
Step 4, by above-mentioned masterbatch, compound, erucyl amide, cocamido propyl betaine and dibenzoyl paraquinonedioxime add
Melt blending, extruding pelletization, cooling is carried out under in double screw extruder；Wherein the screw speed of double screw extruder is 50rpm,
Barrel temperature is 215-250 DEG C；
In step 5, the granulation material addition high-speed mixer that will obtain in cumyl peroxide, vinyl silicone oil and step 4,
Mix 20min at 110 DEG C, be cooled to room temperature and get final product.
Embodiment 2
A kind of fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS, including following components raw material, be in parts by mass: chliorinated polyvinyl chloride
80 parts, hydrogenated nitrile-butadiene rubber 23 parts, ABS resin 20 parts, dibutyl maleate 18 parts, titanium dioxide 9 parts, styrene-N-phenyl
Maleimide-anhydrous maleic acid copolymer 7 parts, EVA 5 parts, mutual-phenenyl two acid bromide two alcohol ester 8 parts, erucyl amide 6 parts, volcano
Ash 8 parts, paper white sludge 5 parts, stainless steel fibre 4 parts, cocamido propyl betaine 4 parts, dibutyl tin laurate 3 parts, γ-
Aminopropyltriethoxy diethoxy silane 4 parts, N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane 3 parts, peroxidating diisopropyl
Benzene 9 parts, dibenzoyl paraquinonedioxime 9 parts, vinyl silicone oil 13 parts.
A diameter of 5-20 μm of described stainless steel fibre, tow is 2-7K.
The preparation method of above-mentioned fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS, including following preparation process:
Step 1, weigh each raw material in parts by mass；
Step 2, by stainless steel fibre, titanium dioxide, EVA, γ-aminopropyltriethoxy diethoxy silane mix homogeneously, then with
Chliorinated polyvinyl chloride, hydrogenated nitrile-butadiene rubber, ABS resin, mutual-phenenyl two acid bromide two alcohol ester and styrene-N-benzyl maleimide
Add in double screw extruder after amine-anhydrous maleic acid copolymer mix homogeneously, carry out melt blending, extruding pelletization, obtain mother
Material；Wherein the screw speed of double screw extruder is 500rpm, and barrel temperature is 210-260 DEG C；
Step 3, by paper white sludge, volcanic ash, dibutyl maleate and N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane
At a temperature of 95 DEG C, stirring mixing 60min, obtains compound；
Step 4, by above-mentioned masterbatch, compound, erucyl amide, cocamido propyl betaine and dibenzoyl paraquinonedioxime add
Melt blending, extruding pelletization, cooling is carried out under in double screw extruder；Wherein the screw speed of double screw extruder is
120rpm, barrel temperature is 215-250 DEG C；
In step 5, the granulation material addition high-speed mixer that will obtain in cumyl peroxide, vinyl silicone oil and step 4,
Mix 40min at 150 DEG C, be cooled to room temperature and get final product.
Embodiment 3
A kind of fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS, including following components raw material, be in parts by mass: chliorinated polyvinyl chloride
75 parts, hydrogenated nitrile-butadiene rubber 19 parts, ABS resin 15 parts, dibutyl maleate 12 parts, titanium dioxide 6 parts, styrene-N-phenyl
Maleimide-anhydrous maleic acid copolymer 4 parts, EVA 3 parts, mutual-phenenyl two acid bromide two alcohol ester 5 parts, erucyl amide 3 parts, volcano
Ash 5 parts, paper white sludge 3 parts, stainless steel fibre 2.3 parts, cocamido propyl betaine 2.5 parts, dibutyl tin laurate 1.7
Part, γ-aminopropyltriethoxy diethoxy silane 2.5 parts, N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane 1.8 parts, mistake
Oxidation diisopropylbenzene (DIPB) 5.5 parts, dibenzoyl paraquinonedioxime 5.5 parts, vinyl silicone oil 10 parts.
A diameter of 5-20 μm of described stainless steel fibre, tow is 2-7K.
The preparation method of above-mentioned fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS, including following preparation process:
Step 1, weigh each raw material in parts by mass；
Step 2, by stainless steel fibre, titanium dioxide, EVA, γ-aminopropyltriethoxy diethoxy silane mix homogeneously, then with
Chliorinated polyvinyl chloride, hydrogenated nitrile-butadiene rubber, ABS resin, mutual-phenenyl two acid bromide two alcohol ester and styrene-N-benzyl maleimide
Add in double screw extruder after amine-anhydrous maleic acid copolymer mix homogeneously, carry out melt blending, extruding pelletization, obtain mother
Material；Wherein the screw speed of double screw extruder is 350rpm, and barrel temperature is 210-260 DEG C；
Step 3, by paper white sludge, volcanic ash, dibutyl maleate and N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane
At a temperature of 87 DEG C, stirring mixing 45min, obtains compound；
Step 4, by above-mentioned masterbatch, compound, erucyl amide, cocamido propyl betaine and dibenzoyl paraquinonedioxime add
Melt blending, extruding pelletization, cooling is carried out under in double screw extruder；Wherein the screw speed of double screw extruder is 85rpm,
Barrel temperature is 215-250 DEG C；
In step 5, the granulation material addition high-speed mixer that will obtain in cumyl peroxide, vinyl silicone oil and step 4,
Mix 30min at 130 DEG C, be cooled to room temperature and get final product.
Embodiment 4
A kind of fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS, including following components raw material, be in parts by mass: chliorinated polyvinyl chloride
54 parts, hydrogenated nitrile-butadiene rubber 18 parts, ABS resin 12 parts, dibutyl maleate 7 parts, titanium dioxide 5 parts, styrene-N-phenyl horse
Come acid imide-anhydrous maleic acid copolymer 2 parts, EVA 1.8 parts, mutual-phenenyl two acid bromide two alcohol ester 2.2 parts, erucyl amide 1.4 parts,
Volcanic ash 2.6 parts, paper white sludge 1.2 parts, stainless steel fibre 0.9 part, cocamido propyl betaine 1.4 parts, tin dilaurate two
Butyl tin 0.7 part, γ-aminopropyltriethoxy diethoxy silane 1.5 parts, N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane
0.8 part, cumyl peroxide 2.4 parts, dibenzoyl paraquinonedioxime 5 parts, vinyl silicone oil 8 parts.
A diameter of 5-20 μm of described stainless steel fibre, tow is 2-7K.
The preparation method of above-mentioned fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS, including following preparation process:
Step 1, weigh each raw material in parts by mass；
Step 2, by stainless steel fibre, titanium dioxide, EVA, γ-aminopropyltriethoxy diethoxy silane mix homogeneously, then with
Chliorinated polyvinyl chloride, hydrogenated nitrile-butadiene rubber, ABS resin, mutual-phenenyl two acid bromide two alcohol ester and styrene-N-benzyl maleimide
Add in double screw extruder after amine-anhydrous maleic acid copolymer mix homogeneously, carry out melt blending, extruding pelletization, obtain mother
Material；Wherein the screw speed of double screw extruder is 400rpm, and barrel temperature is 210-260 DEG C；
Step 3, by paper white sludge, volcanic ash, dibutyl maleate and N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane
At a temperature of 90 DEG C, stirring mixing 40min, obtains compound；
Step 4, by above-mentioned masterbatch, compound, erucyl amide, cocamido propyl betaine and dibenzoyl paraquinonedioxime add
Melt blending, extruding pelletization, cooling is carried out under in double screw extruder；Wherein the screw speed of double screw extruder is 70rpm,
Barrel temperature is 215-250 DEG C；
In step 5, the granulation material addition high-speed mixer that will obtain in cumyl peroxide, vinyl silicone oil and step 4,
Mix 28min at 135 DEG C, be cooled to room temperature and get final product.
Embodiment 5
A kind of fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS, including following components raw material, be in parts by mass: chliorinated polyvinyl chloride
76 parts, hydrogenated nitrile-butadiene rubber 21 parts, ABS resin 18 parts, dibutyl maleate 15 parts, titanium dioxide 8 parts, styrene-N-phenyl
Maleimide-anhydrous maleic acid copolymer 6 parts, EVA 4.3 parts, mutual-phenenyl two acid bromide two alcohol ester 6 parts, erucyl amide 5.3 parts,
Volcanic ash 6.5 parts, paper white sludge 3.8 parts, stainless steel fibre 3.2 parts, cocamido propyl betaine 3.5 parts, tin dilaurate two
Butyl tin 2.6 parts, γ-aminopropyltriethoxy diethoxy silane 3.2 parts, N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane
2.1 parts, cumyl peroxide 7.2 parts, dibenzoyl paraquinonedioxime 8.5 parts, vinyl silicone oil 12 parts.
A diameter of 5-20 μm of described stainless steel fibre, tow is 2-7K.
The preparation method of above-mentioned fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS, including following preparation process:
Step 1, weigh each raw material in parts by mass；
Step 2, by stainless steel fibre, titanium dioxide, EVA, γ-aminopropyltriethoxy diethoxy silane mix homogeneously, then with
Chliorinated polyvinyl chloride, hydrogenated nitrile-butadiene rubber, ABS resin, mutual-phenenyl two acid bromide two alcohol ester and styrene-N-benzyl maleimide
Add in double screw extruder after amine-anhydrous maleic acid copolymer mix homogeneously, carry out melt blending, extruding pelletization, obtain mother
Material；Wherein the screw speed of double screw extruder is 220rpm, and barrel temperature is 210-260 DEG C；
Step 3, by paper white sludge, volcanic ash, dibutyl maleate and N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane
At a temperature of 85 DEG C, stirring mixing 55min, obtains compound；
Step 4, by above-mentioned masterbatch, compound, erucyl amide, cocamido propyl betaine and dibenzoyl paraquinonedioxime add
Melt blending, extruding pelletization, cooling is carried out under in double screw extruder；Wherein the screw speed of double screw extruder is 80rpm,
Barrel temperature is 215-250 DEG C；
In step 5, the granulation material addition high-speed mixer that will obtain in cumyl peroxide, vinyl silicone oil and step 4,
Mix 35min at 140 DEG C, be cooled to room temperature and get final product.
Comparative example 1
This comparative example is with the difference of embodiment 1: without paper white sludge, stainless steel fibre and erucyl amide.
Comparative example 2
This comparative example is with the difference of embodiment 1: without volcanic ash, titanium dioxide and dibenzoyl paraquinonedioxime.
Performance test
The each CABLE MATERIALS preparing above example and comparative example carries out correlated performance test, and its test result is:
| Hot strength/MPa | Oxygen index (OI) | Vertical Flame grade | 158 DEG C × 168h hot strength rate of change/% | |
| Embodiment 1 | 21.4 | 36 | V-0 | 1.9 |
| Embodiment 2 | 24.2 | 37 | V-0 | 2.3 |
| Embodiment 3 | 26.3 | 38 | V-0 | 2.1 |
| Embodiment 4 | 25.1 | 39 | V-0 | 1.7 |
| Embodiment 5 | 26.8 | 38 | V-0 | 1.8 |
| Comparative example 1 | 18.9 | 31 | V-0 | 3.4 |
| Comparative example 2 | 20.1 | 32 | V-0 | 2.8 |
The chliorinated polyvinyl chloride CABLE MATERIALS prepared by the present invention, hot strength is between 21.4-26.8MPa, and 158 DEG C × 168h
Hot strength rate of change is less than 2.4%, and excellent in mechanical performance, oxygen index (OI) is not less than 36, and flame retardant rating reaches V-0, and fire resistance is good, full
Foot industry standard.The CABLE MATERIALS prepared by the present invention can be used for producing power cable, electric wire and cable jacket, cable for ship, civilian
Cable, underground cable etc..
Claims (8)
1. a fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS, it is characterised in that include following components raw material, in parts by mass
For: chliorinated polyvinyl chloride 50-80 part, hydrogenated nitrile-butadiene rubber 15-23 part, ABS resin 10-20 part, dibutyl maleate 6-18 part,
Titanium dioxide 4-9 part, styrene-N-phenylmaleimide-anhydrous maleic acid copolymer 1-7 part, EVA 1-5 part, to benzene two
Formic acid butanediol ester 2-8 part, erucyl amide 1-6 part, volcanic ash 2-8 part, paper white sludge 1-5 part, stainless steel fibre 0.7-4 part,
Cocamido propyl betaine 1-4 part, dibutyl tin laurate 0.4-3 part, γ-aminopropyltriethoxy diethoxy silane 1-4
Part, N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane 0.6-3 part, cumyl peroxide 2-9 part, dibenzoyl paraquinones
Dioxime 4-9 part, vinyl silicone oil 7-13 part.
Fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS the most according to claim 1, it is characterised in that described stainless steel fibre
A diameter of 5-20 μm, tow is 2-7K.
Fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS the most according to claim 1, it is characterised in that include following components
Raw material, be in parts by mass: chliorinated polyvinyl chloride 54-76 part, hydrogenated nitrile-butadiene rubber 18-21 part, ABS resin 12-18 part, Malaysia
Dibutyl phthalate 7-15 part, titanium dioxide 5-8 part, styrene-N-phenylmaleimide-anhydrous maleic acid copolymer 2-6 part,
EVA 1.8-4.3 part, mutual-phenenyl two acid bromide two alcohol ester's 2.2-6 part, erucyl amide 1.4-5.3 part, volcanic ash 2.6-6.5 part, make
Paper white clay 1.2-3.8 part, stainless steel fibre 0.9-3.2 part, cocamido propyl betaine 1.4-3.5 part, tin dilaurate two fourth
Base stannum 0.7-2.6 part, γ-aminopropyltriethoxy diethoxy silane 1.5-3.2 part, N-(β-aminoethyl)-γ-aminopropyl trimethoxy
Base silane 0.8-2.1 part, cumyl peroxide 2.4-7.2 part, dibenzoyl paraquinonedioxime 5-8.5 part, vinyl silicone oil 8-
12 parts.
4. the preparation method of the fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS as described in claim 1 or 2 or 3, it is characterised in that
Including following preparation process:
Step 1, weigh each raw material in parts by mass；
Step 2, by stainless steel fibre, titanium dioxide, EVA, γ-aminopropyltriethoxy diethoxy silane mix homogeneously, then with
Chliorinated polyvinyl chloride, hydrogenated nitrile-butadiene rubber, ABS resin, mutual-phenenyl two acid bromide two alcohol ester and styrene-N-benzyl maleimide
Add in double screw extruder after amine-anhydrous maleic acid copolymer mix homogeneously, carry out melt blending, extruding pelletization, obtain mother
Material；
Step 3, by paper white sludge, volcanic ash, dibutyl maleate and N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane
At a temperature of 80-95 DEG C, stirring mixing 30-60min, obtains compound；
Step 4, by above-mentioned masterbatch, compound, erucyl amide, cocamido propyl betaine and dibenzoyl paraquinonedioxime add
Melt blending, extruding pelletization, cooling is carried out under in double screw extruder；
In step 5, the granulation material addition high-speed mixer that will obtain in cumyl peroxide, vinyl silicone oil and step 4,
Mix 20-40min at 110-150 DEG C, be cooled to room temperature and get final product.
The preparation method of fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS the most according to claim 4, it is characterised in that step
In 2, the screw speed of double screw extruder is 200-500rpm, and barrel temperature is 210-260 DEG C.
The preparation method of fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS the most according to claim 4, it is characterised in that step
In 3, stirring mixing 45min at a temperature of 86 DEG C.
The preparation method of fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS the most according to claim 4, it is characterised in that step
In 4, the screw speed of double screw extruder is 50-120rpm, and barrel temperature is 215-250 DEG C.
The preparation method of fire-resistant high-strength chliorinated polyvinyl chloride CABLE MATERIALS the most according to claim 4, it is characterised in that step
In 4, at 140 DEG C, mix 28min.
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