CN105837931A - High-performance low-smoke non-halogen high-flame-retardation cable material and preparation method - Google Patents
High-performance low-smoke non-halogen high-flame-retardation cable material and preparation method 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
- 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
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
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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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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/22—Halogen free composition
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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- C—CHEMISTRY; METALLURGY
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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Abstract
The invention discloses a high-performance low-smoke non-halogen high-flame-retardation cable material. The cable material is mainly prepared from the following raw materials by mass: 60-78 parts of polypropylene, 10-16 parts of paraffin-based rubber oil, 12-15 parts of clay, 7-9 parts of linseed oil, 4.5-7.5 parts of triaryl phosphate, 5-9 parts of sodium alpha-olefin sulfonate, 1-4 parts of dodecyl dimethyl betaine, 0.6-1.0 part of silica and 0.1-0.4 part of an antioxidant. The prepared cable material is difficult to combust and has good physical properties, good flame retardant effect, low toxicity and no pollution.
Description
Technical field
The present invention relates to CABLE MATERIALS field, particularly relate to a kind of high performance low smoke halogen-free high flame-retardant cable material and preparation side
Method.
Background technology
Wire cable insulating and sheath plastics are commonly called as CABLE MATERIALS, traditional flame retardant cable typically use polrvinyl chloride as
Sheath, although pvc material has the features such as good flame resistance, inexpensive, technique is good, but contains halogen due to it, meeting during burning
Release a large amount of halogenation hydrogen and dense smoke, cause " the secondary harm " of fire, thus increase the loss of fire.Especially a lot of sections
Learning research it has proven convenient that the halogenide infringement that caused health and environment is the most serious, people increasingly pay attention to ring
Protect.The most halogen-containing fireproofing cable material without halide is widely used and presents the biggest development potentiality.
Authorization Notice No. CN103059386 A(application number 201310036367.4) Chinese patent literature disclose one
Energy-conserving and environment-protective cross-linked polyolefin cable material, it is to be prepared from by the raw material of following weight parts: the first component polyolefin 85-95
Part, second component polyolefin 5-15 part, antioxidant 0.3-0.5 part, lubricant 0.05-0.15 part, cross-linking agent 1.8-2.4；Two
The polyolefin of component is same polyolefin, and for Low Density Polyethylene or EVA or POE, its preparation method is: gathered by the second component
Alkene, antioxidant, lubricant mix 4～6 minutes through high-speed mixer, and the material mixed is through the twin screw of 120～160 DEG C
Extruder plasticizing pelletize prepare antioxidant lubricant master batch, together with the first component polyolefin put into 80～90 DEG C shake in tank, add
Enter cross-linking agent, and the 0.2Mpa that pressurizes, osmotic absorption cross-linking agent 10～20min, and prepare energy-conserving and environment-protective cable material of polyolefin.Announce
Number CN105348627A(application number 201510776332.3) Chinese patent literature to disclose a kind of ceramic polyolefin fire-resistant
Cable material, by weight, is mixed to prepare by following components: polyolefin, 40-100 part；Compatilizer, 1-30 part；Vitrified powder,
350-450 part；Flux, 20-200 part；Fire retardant, 20-90 part；Lubricant, 2-20 part；Antioxidant, 1-10 part.Publication No. CN
103554630 A(application numbers 201310473907.5) Chinese patent literature disclose a kind of polyvinyl chloride cable material, by under
The component raw material of row weight portion is prepared: ethylene-vinyl acetate copolymer EVA50-60, high density polyethylene 10-
15, epoxy acrylate 10-12, ABS resin 5-10, compatilizer 5-8,3-aminopropyl trimethoxysilane 1-2, Aluminate coupling
Agent DL-4111-2, dolomite 4-6, meerschaum 4-6, beryllium oxide 1-2, zinc oxide 2-3, dibutyl phthalate 6-8, Fructus Citri Limoniae
Acid tributyl 6-8, di-2-ethylhexyl maleate 3-4, oleamide 0.1-0.2, triple superphosphate 10-12, barium stearate 1-2, oxidic polyethylene
Wax 0.1-0.3, Firebrake ZB 10-15, molybdenum trioxide 4-6, ferrum oxide 1-2, modified filler 10-15.
Fire-resistant cable material the most on the market, its actual effect is poor, mechanical performance is relatively low, and marketing is not easy, because of
This needs to strengthen research in this respect further, improves shortcoming, improves CABLE MATERIALS performance.
Summary of the invention
For problem of the prior art, it is an object of the invention to provide that a kind of to prepare simple, to use safety high-performance low
Cigarette halogen-free high flame-retardant cable material and preparation method.
The technical scheme is that
A kind of high performance low smoke halogen-free high flame-retardant cable material, is mainly prepared from by following raw materials according, is mass parts: polypropylene
60-78, paraffinic base rubber oil 10-16, potter's clay 12-15, Semen Lini oil 7-9, tripartite base phosphate ester 4.5-7.5, α-olefin sulfonic acid
Sodium 5-9, empgen BB 1-4, silicon dioxide 0.6-1.0, antioxidant 0.1-0.4.
Preferred version is, polypropylene 64-74, paraffinic base rubber oil 12-14, potter's clay 13-14, Semen Lini oil 7.5-8.5, three
Side base phosphate ester 5-7, α-sodium olefin sulfonate 6-8, empgen BB 2-3, silicon dioxide 0.7-0.9, antioxidant 0.2-
0.3。
It is more preferable that polypropylene 69, paraffinic base rubber oil 13, potter's clay 13.5, Semen Lini oil 8, tripartite's base phosphate ester
6, α-sodium olefin sulfonate 7, empgen BB 2.5, silicon dioxide 0.8, antioxidant 0.25.
Described a kind of high performance low smoke halogen-free high flame-retardant cable material, described antioxidant is antioxidant PR-020, resists
One or more mixture in the middle of oxidant 264, antioxidant BHT.
The preparation method of described a kind of high performance low smoke halogen-free high flame-retardant cable material, step is as follows:
(1) taking potter's clay and silicon dioxide removes impurity, high temperature dries 2-4 hour (preferably: high temperature is dried 2.5-3.5 hour；More
Add preferably: high temperature is dried 3 hours), take out and grind, pulverize and sieve, make granule；
(2) step (1) gained granule is placed in blender, is sequentially added into paraffinic base rubber oil, Semen Lini oil and tripartite's base phosphorus
Acid esters, stirs 15-35 minute at 40 DEG C, stops stirring, is continuously heating to 95 DEG C, and high-speed stirred is mixed for 40 minutes to uniformly
Compound；
(3) step (2) gained mixture is mixed with polypropylene, add α-sodium olefin sulfonate, empgen BB and resist
Oxidant, stirring at low speed 1-3 hour, after mix homogeneously, put into extruding pelletization in double screw extruder, obtain CABLE MATERIALS.
The preparation method of described CABLE MATERIALS, step (1) pulverized 1500-2500 mesh sieve (preferably: pulverized 1800-
2200 mesh sieves；More preferably: pulverized 2000 mesh sieves).
The preparation method of described CABLE MATERIALS, stirs 20-30 minute (preferably: stir 25 at 40 DEG C at step (2) 40 DEG C
Minute).
The preparation method of described CABLE MATERIALS, the speed of step (2) high-speed stirred be 700-1100 rev/min (preferably:
The speed of high-speed stirred is 800-1000 rev/min；More preferably: the speed of high-speed stirred is 900 revs/min).
The preparation method of described CABLE MATERIALS, step (3) stirring at low speed 1.5-2.5 hour is (preferably: stirring at low speed 2 is little
Time).
The preparation method of described CABLE MATERIALS, the speed of step (3) stirring at low speed be 300-600 rev/min (preferably:
The speed of stirring at low speed is 400-500 rev/min；More preferably: the speed of stirring at low speed is 450 revs/min).
A kind of high performance low smoke halogen-free high flame-retardant cable material preparation science that the present invention provides, technique is simple.In addition,
The excellent results of the present invention is also manifested by: products obtained therefrom physical property of the present invention is good, nonflammable, good flame retardation effect, toxicity
Little pollution-free.
Detailed description of the invention
Describe technical scheme in detail below in conjunction with embodiment and experimental example, but protection domain is not limited to this.
1 one kinds of high performance low smoke halogen-free high flame-retardant cable materials of embodiment, are mainly prepared from (every part by following raw materials according
5kg): polypropylene 60 parts, paraffinic base rubber oil 10 parts, 12 parts of potter's clay, Semen Lini oil 7 parts, tripartite's base phosphate ester 4.5 parts, α-alkene
Base sodium sulfonate 5 parts, empgen BB 1 part, silicon dioxide 0.6 part, antioxidant 0.1 part.Above-mentioned a kind of high performance low smoke
The preparation method of halogen-free high flame-retardant cable material is:
(1) taking potter's clay and silicon dioxide and remove impurity, high temperature is dried 2 hours, takes out and grinds, pulverized 1500 mesh sieves, makes
Grain；
(2) step (1) gained granule is placed in blender, is sequentially added into paraffinic base rubber oil, Semen Lini oil and tripartite's base phosphorus
Acid esters, stirs 15 minutes at 40 DEG C, stops stirring, is continuously heating to 95 DEG C, and high-speed stirred 40 minutes is to uniformly (speed is 700
Rev/min), obtain mixture；
(3) step (2) gained mixture is mixed with polypropylene, add α-sodium olefin sulfonate, empgen BB and resist
Oxidant PR-020, stirring at low speed 1 hour, mixing speed is 300 revs/min, after mix homogeneously, puts in double screw extruder
Extruding pelletization, obtains CABLE MATERIALS.
2 one kinds of high performance low smoke halogen-free high flame-retardant cable materials of embodiment, are mainly prepared from (every part by following raw materials according
5kg): polypropylene 78 parts, paraffinic base rubber oil 16 parts, 15 parts of potter's clay, Semen Lini oil 9 parts, tripartite's base phosphate ester 7.5 parts, α-alkene
Base sodium sulfonate 9 parts, empgen BB 4 parts, silica 1 .0 part, antioxidant 0.4 part.Above-mentioned a kind of high performance low smoke
The preparation method of halogen-free high flame-retardant cable material is:
(1) taking potter's clay and silicon dioxide and remove impurity, high temperature is dried 4 hours, takes out and grinds, pulverized 2500 mesh sieves, makes
Grain；
(2) step (1) gained granule is placed in blender, is sequentially added into paraffinic base rubber oil, Semen Lini oil and tripartite's base phosphorus
Acid esters, stirs 35 minutes at 40 DEG C, stops stirring, is continuously heating to 95 DEG C, and high-speed stirred 40 minutes is to uniformly (speed is 1100
Rev/min), obtain mixture；
(3) step (2) gained mixture is mixed with polypropylene, add α-sodium olefin sulfonate, empgen BB and resist
Oxidant 264, stirring at low speed 3 hours, mixing speed is 600 revs/min, after mix homogeneously, puts in double screw extruder and squeezes
Go out pelletize, obtain CABLE MATERIALS.
3 one kinds of high performance low smoke halogen-free high flame-retardant cable materials of embodiment, are mainly prepared from (every part by following raw materials according
5kg): polypropylene 64 parts, paraffinic base rubber oil 12 parts, 13 parts of potter's clay, Semen Lini oil 7.5 parts, tripartite's base phosphate ester 5 parts, α-alkene
Base sodium sulfonate 6 parts, empgen BB 2 parts, silicon dioxide 0.7 part, antioxidant 0.2 part.Above-mentioned a kind of high performance low smoke
The preparation method of halogen-free high flame-retardant cable material is:
(1) taking potter's clay and silicon dioxide removes impurity, high temperature is dried 2.5 hours, takes out and grinds, pulverized 1800 mesh sieves, and made
Granule；
(2) step (1) gained granule is placed in blender, is sequentially added into paraffinic base rubber oil, Semen Lini oil and tripartite's base phosphorus
Acid esters, stirs 20 minutes at 40 DEG C, stops stirring, is continuously heating to 95 DEG C, and high-speed stirred 40 minutes is to uniformly (speed is 800
Rev/min), obtain mixture；
(3) step (2) gained mixture is mixed with polypropylene, add α-sodium olefin sulfonate, empgen BB and resist
Oxidant BHT, stirring at low speed 1.5 hours, mixing speed is 400 revs/min, after mix homogeneously, puts in double screw extruder
Extruding pelletization, obtains CABLE MATERIALS.
4 one kinds of high performance low smoke halogen-free high flame-retardant cable materials of embodiment, are mainly prepared from (every part by following raw materials according
5kg): polypropylene 74 parts, paraffinic base rubber oil 14 parts, 14 parts of potter's clay, Semen Lini oil 8.5 parts, tripartite's base phosphate ester 7 parts, α-alkene
Base sodium sulfonate 8 parts, empgen BB 3 parts, silicon dioxide 0.9 part, antioxidant 0.3 part.Above-mentioned a kind of high performance low smoke
The preparation method of halogen-free high flame-retardant cable material is:
(1) taking potter's clay and silicon dioxide removes impurity, high temperature is dried 3.5 hours, takes out and grinds, pulverized 2200 mesh sieves, and made
Granule；
(2) step (1) gained granule is placed in blender, is sequentially added into paraffinic base rubber oil, Semen Lini oil and tripartite's base phosphorus
Acid esters, stirs 30 minutes at 40 DEG C, stops stirring, is continuously heating to 95 DEG C, and high-speed stirred 40 minutes is to uniformly (speed is 1000
Rev/min), obtain mixture；
(3) step (2) gained mixture is mixed with polypropylene, add α-sodium olefin sulfonate, empgen BB and resist
Oxidant 264, stirring at low speed 2.5 hours, mixing speed is 500 revs/min, after mix homogeneously, puts in double screw extruder
Extruding pelletization, obtains CABLE MATERIALS.
5 one kinds of high performance low smoke halogen-free high flame-retardant cable materials of embodiment, are mainly prepared from (every part by following raw materials according
5kg): polypropylene 69 parts, paraffinic base rubber oil 13 parts, 13.5 parts of potter's clay, Semen Lini oil 8 parts, tripartite's base phosphate ester 6 parts, α-alkene
Base sodium sulfonate 7 parts, empgen BB 2.5 parts, silicon dioxide 0.8 part, antioxidant 0.25 part.Above-mentioned a kind of high-performance is low
The preparation method of cigarette halogen-free high flame-retardant cable material is:
(1) take potter's clay (purchased from Lingshou County Tian Hao Kuang Pin processing factory) and silicon dioxide (purchased from Hubei Ju Sheng Science and Technology Ltd.) removes
Decontamination, high temperature is dried 3 hours, takes out and grinds, pulverized 2000 mesh sieves, and made granule；
(2) step (1) gained granule is placed in blender, is sequentially added into paraffinic base rubber oil (purchased from the happy together Thailand in Tianjin, Beijing
Chemical products company limited), Semen Lini oil (purchased from Hubei Bang Sheng Chemical Co., Ltd.) and tripartite's base phosphate ester (shake purchased from Hebei
Xinghua work limited rubber company), stir 25 minutes at 40 DEG C, stop stirring, be continuously heating to 95 DEG C, high-speed stirred 40 minutes is extremely
Uniformly (speed is 900 revs/min), mixture is obtained；
(3) step (2) gained mixture is mixed with polypropylene (purchased from Pu Zhen bio tech ltd, Shanghai), add α-
Sodium olefin sulfonate (purchased from Li Deshi Chemical Co., Ltd. at sunshine), empgen BB (have purchased from Guangzhou Nan Jia chemical science and technology
Limit company) and antioxidant BHT (purchased from Zhengzhou De Wang chemical products company limited), stirring at low speed 2 hours, mixing speed is
450 revs/min, after mix homogeneously, put into extruding pelletization in double screw extruder, obtain CABLE MATERIALS.
Primary raw material used by the present invention:
Polypropylene: be a kind of thermoplastic resin prepared by propylene polymerization.Being characterized in nontoxic, tasteless, density is little, intensity,
Rigidity, hardness thermostability are superior to low-pressure polyethylene, can be about 100 DEG C uses.There are good dielectric properties and high frequency is exhausted
Edge and not affected by humidity, chemical stability is fine, is suitable to make common mechanical part, corrosion-resistant part and insulating part.
It is worked by the organic solvents such as common acid, alkali hardly.
Paraffinic base rubber oil: for improving the characteristics such as the elasticity of rubber, pliability, workability, easy mixing property, generally need to add
Enter specific rubber oil to achieve the goal.To rubber oil actually used in the middle of because purposes is different, the industry of use is not
With, the physical and chemical performance of rubber oil is required just there are many concrete difference, in terms of by the molecular structure of mineral oil own, composition
Difference different, be divided into paraffinic base rubber oil, naphthenic rubber oil, aromatic radical rubber oil etc..Purposes: rubber can be significantly reduced
The active force of molecule interchain, makes powder compounding ingredient well infiltrate with rubber, thus improves calendering process.
Potter's clay: refer to the tone such as band yellowish-brown, canescence, reddish violet containing irony, there is good plastic clay.
Complicated component, is mainly made up of kaolinite, hydromuscovite, montmorillonite, quartz and Anhydrite.There is the freeze thawing resistance characteristic of excellence；Have
Good anti-light pollutant performance, sound absorption and breathability, and weather resistance good corrosion resistance.
Semen Lini oil: being the oils squeezed through milling process or solvent extraction method of Semen Lini, outward appearance is that yellow is to dark amber liquid
Body is with the abnormal smells from the patient of a kind of similar coating.Main edible effect is that human body supplements linolenic acid, additionally can be additionally used in commercial auxiliaries.
Tripartite's base phosphate ester: the flame-retardant plasticizer that a kind of fire-retardant, plasticization effect of holding concurrently is integrated, relatively other phosphate ester and bromine
Being that plasticizer has light radiation nontoxic, tasteless, resistance to, mildew-resistant, mixes and is difficult to ejection, plasticising performance is good, and flame retardant effect is excellent
Characteristic.It is mainly used as Corvic and various plastics, synthetic rubber, the flame-retardant plasticizer of macromolecular material.
α-sodium olefin sulfonate: be a kind of anion surfactant, has excellent wettability, detergency, good foaming
Power, foam stability, emulsifying ability；It is highly soluble in water, has extremely strong dispersion of calcium soap, resistance to hard water；There is good biology
Degradability, and gentle to skin；Compatibility is good；Product foaming abundancy containing AOS；Fine and smooth；Good hand touch, it is easy to rinsing.
Empgen BB: for zwitterionic surfactant, can be with all kinds dyestuff, surfactant and cosmetic
Product material combination, is respectively provided with excellent stability under the conditions of acidity and alkalescence, and compatibility is good.Low to skin irritation, raw
Thing degradability is good, has excellent stain removal bactericidal, flexibility, antistatic behaviour, stability in hard water and rust-preventing characteristic.
Silicon dioxide: be solid under room temperature, chemical formula is SiO2, water insoluble.Insoluble in acid, there is hardness height big, resistance to
Warm, shatter-proof, the performance of electric insulation, be mainly used in glass processed, waterglass, pottery, enamel, refractory material, aerogel blanket, ferrosilicon,
Molding sand, elemental silicon, cement etc..
The performance test of test example 1 gained of the present invention one high performance low smoke halogen-free high flame-retardant cable material (embodiment 5):
1. choose gained one high performance low smoke halogen-free high flame-retardant cable material of the present invention and common fire-resistant cable material, carry out basic
Can test, its result is as shown in table 1:
As shown in Table 1, the basic property of gained CABLE MATERIALS of the present invention is substantially better than common fire-resistant cable material, has good mechanics
Performance and anti-flammability, machinability is good, harmless, is effectively reduced environmental pollution.
It should be pointed out that, the detailed description of the invention more representational example that is the present invention, it is clear that the skill of the present invention
Art scheme is not limited to above-described embodiment, it is also possible to have many variations.Those of ordinary skill in the art, the most public with present invention institute
What what that open or according to file written description was undoubted obtained, all it is considered as this patent scope of the claimed.
Claims (10)
1. a high performance low smoke halogen-free high flame-retardant cable material, it is characterised in that be mainly prepared from by following raw materials according, be matter
Amount part: polypropylene 60-78, paraffinic base rubber oil 10-16, potter's clay 12-15, Semen Lini oil 7-9, tripartite base phosphate ester 4.5-7.5,
α-sodium olefin sulfonate 5-9, empgen BB 1-4, silicon dioxide 0.6-1.0, antioxidant 0.1-0.4.
2. CABLE MATERIALS as claimed in claim 1, it is characterised in that polypropylene 64-74, paraffinic base rubber oil 12-14, potter's clay
13-14, Semen Lini oil 7.5-8.5, tripartite base phosphate ester 5-7, α-sodium olefin sulfonate 6-8, empgen BB 2-3, dioxy
SiClx 0.7-0.9, antioxidant 0.2-0.3.
3. CABLE MATERIALS as claimed in claim 1, it is characterised in that polypropylene 69, paraffinic base rubber oil 13, potter's clay 13.5, sub-
Fructus Cannabis oil 8, tripartite's base phosphate ester 6, α-sodium olefin sulfonate 7, empgen BB 2.5, silicon dioxide 0.8, antioxidant
0.25。
4. a kind of high performance low smoke halogen-free high flame-retardant cable material as described in claim 1-3 is arbitrary, it is characterised in that described anti-
Oxidant is antioxidant PR-020, one or more mixture in the middle of antioxidant 264, antioxidant BHT.
5. the preparation method of a kind of high performance low smoke halogen-free high flame-retardant cable material as described in claim 1-3 is arbitrary, its feature
Being, step is as follows:
(1) taking potter's clay and silicon dioxide removes impurity, high temperature dries 2-4 hour (preferably: high temperature is dried 2.5-3.5 hour；More
Add preferably: high temperature is dried 3 hours), take out and grind, pulverize and sieve, make granule；
(2) step (1) gained granule is placed in blender, is sequentially added into paraffinic base rubber oil, Semen Lini oil and tripartite's base phosphorus
Acid esters, stirs 15-35 minute at 40 DEG C, stops stirring, is continuously heating to 95 DEG C, and high-speed stirred is mixed for 40 minutes to uniformly
Compound；
(3) step (2) gained mixture is mixed with polypropylene, add α-sodium olefin sulfonate, empgen BB and resist
Oxidant, stirring at low speed 1-3 hour, after mix homogeneously, put into extruding pelletization in double screw extruder, obtain CABLE MATERIALS.
6. the preparation method of CABLE MATERIALS as claimed in claim 5, it is characterised in that step (1) pulverized 1500-2500 mesh sieve
(preferably: pulverized 1800-2200 mesh sieve；More preferably: pulverized 2000 mesh sieves).
7. the preparation method of CABLE MATERIALS as claimed in claim 5, it is characterised in that stir 20-30 minute at step (2) 40 DEG C
(preferably: stir 25 minutes at 40 DEG C).
8. the preparation method of CABLE MATERIALS as claimed in claim 5, it is characterised in that the speed of step (2) high-speed stirred is
700-1100 rev/min (preferably: the speed of high-speed stirred is 800-1000 rev/min；More preferably: high-speed stirred
Speed is 900 revs/min).
9. the preparation method of CABLE MATERIALS as claimed in claim 5, it is characterised in that step (3) stirring at low speed 1.5-2.5 hour
(preferably: stirring at low speed 2 hours).
10. the preparation method of CABLE MATERIALS as claimed in claim 5, it is characterised in that the speed of step (3) stirring at low speed is
300-600 rev/min (preferably: the speed of stirring at low speed is 400-500 rev/min；More preferably: the speed of stirring at low speed
Degree is 450 revs/min).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106448915A (en) * | 2016-11-21 | 2017-02-22 | 江苏轩博电子科技有限公司 | Semi-flexible coaxial radio frequency cable |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106448915A (en) * | 2016-11-21 | 2017-02-22 | 江苏轩博电子科技有限公司 | Semi-flexible coaxial radio frequency cable |
| CN106448915B (en) * | 2016-11-21 | 2017-11-21 | 江苏轩博电子科技有限公司 | A kind of half flexible coaxial radio frequency cable |
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