CN110358206A - A kind of compounded rubber cable sheath material and preparation method thereof - Google Patents
A kind of compounded rubber cable sheath material and preparation method thereof Download PDFInfo
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- CN110358206A CN110358206A CN201910679634.7A CN201910679634A CN110358206A CN 110358206 A CN110358206 A CN 110358206A CN 201910679634 A CN201910679634 A CN 201910679634A CN 110358206 A CN110358206 A CN 110358206A
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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
- C08L23/26—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
- C08L23/28—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by reaction with halogens or compounds containing halogen
- C08L23/286—Chlorinated polyethylene
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The invention discloses a kind of compounded rubber cable sheath materials and preparation method thereof.The compounded rubber cable sheath material, according to parts by weight, including the following raw material: 60~85 parts of haloflex, 10~20 parts of modified silicon rubber, 5~20 parts of nitrile rubber, 20~40 parts of composite modified inorganic filler, 1~5 part of epoxy Linseed oil, 1~3 part of phthalic acid ester, 1~3 part of dioctyl sebacate, 1~3 part of antioxidant, 2~6 parts of vulcanizing agent, 1~5 part of vulcanization accelerator, 1~4 part of softening agent, 1~5 part of phosphoric acid tert-butyl benzene diphenyl ester.The present invention passes through the collaboration and promotion of each raw material component, improve the excellent mechanical property of compounded rubber cable sheath material and wear-resisting property, the compounded rubber cable sheath material has good heat resistance, resistance to ag(e)ing, weatherability, oil resistivity, chemical corrosion resistance and anti-flammability, preparation process provided by the invention is simple, facilitates realization large-scale industrial production.
Description
Technical field
The present invention relates to polymer-function material technical field, in particular to a kind of compounded rubber cable sheath material and its
Preparation method.
Background technique
The development process of wire and cable product is substantially the update process of material.Wire and cable it is widely used,
Different use occasions are widely different to its performance requirement.Most of cable insulation, in addition to that must have higher insulation resistance, resistance to electricity
Outside Compressive Strength or low dielectric loss, it is necessary to take into account good physical mechanical property, such as tension, counter-bending, anti-vibration, antitorque
Deng；Cable sheath material has tear-proof, high-low temperature resistant, weatherability, oil resistant, solvent resistant due to different use environment and occasion
Deng requirement；The reasonable selection of material and cooperation are the determinants that can cable sheath material meet the requirements.
Summary of the invention
The purpose of the present invention is intended to provide a kind of compounded rubber cable sheath material and preparation method thereof, to solve above-mentioned skill
Art problem.
To achieve the goals above, the technical solution of the present invention is as follows:
In a first aspect, a kind of compounded rubber cable sheath material provided by the invention, according to parts by weight, including it is following former
Material: 60~85 parts of haloflex, 10~20 parts of modified silicon rubber, 5~20 parts of nitrile rubber, composite modified inorganic filler 20~
40 parts, 1~5 part of epoxy Linseed oil, 1~3 part of phthalic acid ester, 1~3 part of dioctyl sebacate, 1~3 part of antioxidant,
2~6 parts of vulcanizing agent, 1~5 part of vulcanization accelerator, 1~4 part of softening agent, 1~5 part of phosphoric acid tert-butyl benzene diphenyl ester；Wherein, described
Modified silicon rubber is to be made using following methods: dispersing carbon quantum dot in the first organic solvent, obtains carbon quantum dot dispersion
Liquid, after carbon quantum dot dispersion liquid is warming up to 60~80 DEG C, the first silane coupling agent of addition, insulated and stirred reaction 60~
150min, it is washed, filter, be dried to obtain modified carbon quantum dot；Methyl vinyl silicone rubber is heated to 120~150 DEG C, is added
Enter modified carbon quantum dot, constant temperature stirs 1~3h, obtains modified silicon rubber.
Preferably, the compounded rubber cable sheath material, according to parts by weight, including the following raw material: haloflex
73.5~80.5 parts, 10.2~13.5 parts of modified silicon rubber, 9.3~14.3 parts of nitrile rubber, composite modified inorganic filler 25.8
~31.6 parts, 2~3 parts of epoxy Linseed oil, 2~3 parts of phthalic acid ester, 2~3 parts of dioctyl sebacate, antioxidant 2~
3 parts, 3~4 parts of vulcanizing agent, 1~3 part of vulcanization accelerator, 2~3 parts of softening agent, 3~5 parts of phosphoric acid tert-butyl benzene diphenyl ester.
Preferably, first organic solvent is in dehydrated alcohol, anhydrous propanone, benzene,toluene,xylene, hexamethylene
It is one or more.
Preferably, first silane coupling agent is selected from vinyltriethoxysilane, γ-methacryloxypropyl
One of trimethoxy silane, methyl dimethoxysilane, polyethylene glycol trimethoxy silicon propyl ether are a variety of.
Preferably, the composite modified inorganic filler is to be made using following methods:
It disperses inorganic filler in the second organic solvent, is configured to suspension, suspension is warming up to 60~80 DEG C, is added
Enter the second silane coupling agent, 1~4h stirred at 60~80 DEG C, adds epoxy resin, continue at 60~80 DEG C stirring 1~
3h is filtered, washed, is dried to obtain composite modified inorganic filler, the inorganic filler be selected from silica, graphite, white carbon black,
One of calcium carbonate, magnesium hydroxide, bentonite, kaolin, barium sulfate are a variety of.
It is further preferred that the inorganic filler, according to parts by weight, comprising: 1~5 part of graphite, magnesium hydroxide 1~5
Part, 3~10 parts of calcium carbonate, 2~8 parts of silica.
Preferably, the antioxidant be selected from one of antioxidant 1010, antioxidant 168, antioxidant 300 or
It is a variety of.
Preferably, the vulcanizing agent is cumyl peroxide.
Preferably, the softening agent is selected from one of polyethylene wax, paraffin, chlorinated paraffin or a variety of.
Second aspect, a kind of preparation side of compounded rubber cable sheath material as described in relation to the first aspect provided by the invention
Method includes the following steps:
By haloflex, modified silicon rubber, nitrile rubber, composite modified inorganic filler, epoxy Linseed oil, adjacent benzene two
Formic acid esters, dioctyl sebacate, antioxidant, vulcanizing agent, vulcanization accelerator, softening agent, phosphoric acid tert-butyl benzene diphenyl ester are put into
It in high speed mixer, after being stirred 5~30min, is sent into double roller open mill, controls 120~150 DEG C of temperature progress
It is kneaded, is then fed into double screw extruder, 120~150 DEG C of temperature control, extruding pelletization to obtain the final product.
Compared with prior art, the beneficial effects of the present invention are:
The present invention is blended with haloflex, modified silicon rubber, nitrile rubber, also utilizes composite modified inorganic filler, ring
Oxygen Linseed oil, phthalic acid ester, dioctyl sebacate, phosphoric acid tert-butyl benzene diphenyl ester etc. are modified sizing material, pass through
The collaboration and promotion of each raw material component substantially increase compounded rubber cable sheath material excellent mechanical property and wearability
Can, compounded rubber cable sheath material provided by the invention has good heat resistance, resistance to ag(e)ing, weatherability, oil resistivity, resistance to
Chemical corrosivity and anti-flammability, preparation process provided by the invention is simple, facilitates realization large-scale industrial production.
Specific embodiment
Specific embodiments of the present invention will be further explained below.It should be noted that for these implementations
The explanation of mode is used to help understand the present invention, but and does not constitute a limitation of the invention.In addition, invention described below
Technical characteristic involved in each embodiment can be combined with each other as long as they do not conflict with each other.
In a first aspect, a kind of compounded rubber cable sheath material provided by the invention, according to parts by weight, including it is following former
Material: 60~85 parts of haloflex, 10~20 parts of modified silicon rubber, 5~15 parts of nitrile rubber, composite modified inorganic filler 20~
40 parts, 1~5 part of epoxy Linseed oil, 1~3 part of phthalic acid ester, 1~3 part of dioctyl sebacate, 1~3 part of antioxidant,
2~6 parts of vulcanizing agent, 1~5 part of vulcanization accelerator, 1~4 part of softening agent, 1~5 part of phosphoric acid tert-butyl benzene diphenyl ester；Wherein, described
Modified silicon rubber is to be made using following methods: dispersing carbon quantum dot in the first organic solvent, obtains carbon quantum dot dispersion
Liquid, after carbon quantum dot dispersion liquid is warming up to 60~80 DEG C, the first silane coupling agent of addition, insulated and stirred reaction 60~
150min, it is washed, filter, be dried to obtain modified carbon quantum dot；Methyl vinyl silicone rubber is heated to 120~150 DEG C, is added
Enter modified carbon quantum dot, constant temperature stirs 1~3h, obtains modified silicon rubber.
In the present embodiment, the compounded rubber cable sheath material, according to parts by weight, including the following raw material: chlorine
Change 73.4~82.6 parts of polyethylene, 12.2~18.7 parts of modified silicon rubber, 11.3~14.3 parts of nitrile rubber, composite modified inorganic
25.8~31.6 parts of filler, 2~3 parts of phthalic acid ester, 2~3 parts of dioctyl sebacate, resists 2~3 parts of epoxy Linseed oil
2~3 parts of oxidant, 3~4 parts of vulcanizing agent, 1~3 part of vulcanization accelerator, 2~3 parts of softening agent, phosphoric acid tert-butyl benzene diphenyl ester 1~
5 parts.
In the present embodiment, first organic solvent be selected from dehydrated alcohol, anhydrous propanone, benzene,toluene,xylene,
One of hexamethylene is a variety of.
Further, first organic solvent is dehydrated alcohol.
In the present embodiment, first organic solvent and the mass ratio of the carbon quantum dot are 1~5: 1.
In the present embodiment, first silane coupling agent is selected from vinyltriethoxysilane, γ-methacryl
One of oxygroup propyl trimethoxy silicane, methyl dimethoxysilane, polyethylene glycol trimethoxy silicon propyl ether are a variety of.
Further, first silane coupling agent is γ-methacryloxypropyl trimethoxy silane.
In the present embodiment, the mass ratio of the carbon quantum dot and the methyl vinyl silicone rubber is 0.1~0.3:
1。
In the present embodiment, the composite modified inorganic filler is to be made using following methods:
It disperses inorganic filler in the second organic solvent, is configured to suspension, suspension is warming up to 60~80 DEG C, is added
Enter the second silane coupling agent, 1~4h stirred at 60~80 DEG C, adds epoxy resin, continue at 60~80 DEG C stirring 1~
3h is filtered, washed, is dried to obtain composite modified inorganic filler, the inorganic filler be selected from silica, graphite, white carbon black,
One of calcium carbonate, magnesium hydroxide, bentonite, kaolin, barium sulfate are a variety of.
Further, the inorganic filler, according to parts by weight, comprising: 1~5 part of graphite, 1~5 part of magnesium hydroxide, carbon
3~10 parts of sour calcium, 2~8 parts of silica.
Further, second organic solvent is selected from dehydrated alcohol, anhydrous propanone, benzene,toluene,xylene, hexamethylene
One of or it is a variety of.
Further, second organic solvent is dehydrated alcohol.
Further, second organic solvent and the mass ratio of the inorganic filler are 1~5: 1.
Further, second silane coupling agent is γ-methacryloxypropyl trimethoxy silane.
Further, second silane coupling agent and the mass ratio of the inorganic filler are 0.01~0.1: 1.
Further, the epoxy resin and the mass ratio of the inorganic filler are 0.01~0.1: 1.
It is understood that the present invention introduces active carbon-carbon double bond on the surface of inorganic filler by silane coupling agent, so
It is emulsified afterwards using modified inorganic filler and epoxy resin, so that inorganic filler after epoxy resin coating modification, reaches epoxy
Resin-silane coupling agent grafting and coating inorganic filler purpose is good with the compatibility of sizing material in mixing process, it is easy in glue
It spreads out in material, gives full play to the functions such as its reinforcement, fire-retardant, anti-old and stabilization
In the present embodiment, the antioxidant is in antioxidant 1010, antioxidant 168, antioxidant 300
It is one or more.
Further, the antioxidant is antioxidant 1010.
In the present embodiment, the vulcanizing agent is cumyl peroxide.
In the present embodiment, the vulcanization accelerator is dimethylacrylate.
In the present embodiment, the softening agent is selected from one of polyethylene wax, paraffin, chlorinated paraffin or a variety of.
Second aspect, a kind of preparation side for meeting rubber cable sheath material as described in relation to the first aspect provided by the invention
Method includes the following steps:
By haloflex, modified silicon rubber, nitrile rubber, composite modified inorganic filler, epoxy Linseed oil, adjacent benzene two
Formic acid esters, dioctyl sebacate, antioxidant, vulcanizing agent, vulcanization accelerator, softening agent, phosphoric acid tert-butyl benzene diphenyl ester are put into
It in high speed mixer, after being stirred 5~30min, is sent into double roller open mill, controls 120~150 DEG C of temperature progress
It is kneaded, is then fed into double screw extruder, 120~150 DEG C of temperature control, extruding pelletization to obtain the final product.
Specific embodiments of the present invention are described further below.
In following embodiment and comparative example, the average grain diameter of inorganic filler is no more than 100nm.
Embodiment 1
A kind of preparation method of compounded rubber cable sheath material provided in this embodiment, includes the following steps:
(1) modified silicon rubber is prepared
Weigh following raw materials according to parts by weight: 2 parts of carbon quantum dot, 5 parts of dehydrated alcohol, γ-methacryloxy
0.2 part of propyl trimethoxy silicane, 10 parts of methyl vinyl silicone rubber；It disperses carbon quantum dot in dehydrated alcohol, obtains carbon
After carbon quantum dot dispersion liquid is warming up to 75 DEG C, γ-methacryloxypropyl trimethoxy silicon is added in quantum dot dispersion liquid
Alkane, insulated and stirred reacts 90min, washed, filter, be dried to obtain modified carbon quantum dot；Methyl vinyl silicone rubber is heated
To 130 DEG C, modified carbon quantum dot is added, constant temperature stirs 2h, obtains modified silicon rubber；
(2) composite modified inorganic filler is prepared
Weigh following raw materials according to parts by weight: 4 parts of graphite, 3 parts of magnesium hydroxide, 8 parts of calcium carbonate, 5 parts of silica,
40 parts of dehydrated alcohol, 1 part of γ-methacryloxypropyl trimethoxy silane, 1.2 parts of epoxy resin；By inorganic filler point
It dissipates in dehydrated alcohol, is configured to suspension, suspension is warming up to 70 DEG C, γ-methacryloxypropyl front three is added
Oxysilane stirs 3h at 70 DEG C, adds epoxy resin, and continuation stirs 2h at 30 DEG C, is filtered, washed, dried
To composite modified inorganic filler；
(3) cable sheath material is prepared
Weigh following raw materials according to parts by weight: 75.2 parts of haloflex, 13.5 parts of modified silicon rubber, nitrile rubber
11.3 parts, 27.8 parts of composite modified inorganic filler, 2.5 parts of epoxy Linseed oil, 3 parts of phthalic acid ester, dioctyl sebacate 2
Part, 2.5 parts of antioxidant 1010,3.5 parts of cumyl peroxide, 1.6 parts of dimethylacrylate, 2.5 parts of polyethylene wax, phosphorus
4 parts of sour tert-butyl benzene diphenyl ester；Haloflex, modified silicon rubber, nitrile rubber, composite modified inorganic filler, epoxy is sub-
Flaxseed oil, phthalic acid ester, dioctyl sebacate, antioxidant 1010, cumyl peroxide, dimethylacrylate,
Polyethylene wax, phosphoric acid tert-butyl benzene diphenyl ester are put into high speed mixer, after being stirred 25min, are sent into the open modeling of double roller
In mill, 135 DEG C of temperature of control is kneaded, and is then fed into double screw extruder, 135 DEG C of temperature control, extruding pelletization to obtain the final product.
After tested, the performance test results of the present embodiment products obtained therefrom are as follows: tensile strength 19.1MPa, extension at break
Rate is 468%, and heat-shock (125 ± 1 DEG C/2h) does not crack, and 200 DEG C of heat-stable times are not less than 120min.
Embodiment 2
The step of repeating embodiment 1 (1) and step (2), respectively obtain modified silicon rubber and composite modified inorganic filler, claim
Take following raw materials according to parts by weight: 73.5 parts of haloflex, 14.3 parts of nitrile rubber, is answered at 12.2 parts of modified silicon rubber
Close 31.6 parts of modified inorganic filler, 2.1 parts of epoxy Linseed oil, 3 parts of phthalic acid ester, 2 parts of dioctyl sebacate, anti-oxidant
10102 parts of agent, 3 parts of cumyl peroxide, 1 part of dimethylacrylate, 2 parts of polyethylene wax, phosphoric acid tert-butyl benzene diphenyl ester 3
Part；By haloflex, modified silicon rubber, nitrile rubber, composite modified inorganic filler, epoxy Linseed oil, phthalic acid
The tertiary fourth of ester, dioctyl sebacate, antioxidant 1010, cumyl peroxide, dimethylacrylate, polyethylene wax, phosphoric acid
Base benzene diphenyl ester is put into high speed mixer, after being stirred 5~30min, is sent into double roller open mill, is controlled temperature
120~150 DEG C are kneaded, and are then fed into double screw extruder, and 120~150 DEG C of temperature control, extruding pelletization to obtain the final product.
After tested, the performance test results of the present embodiment products obtained therefrom are as follows: tensile strength 18.7MPa, extension at break
Rate is 471%, and heat-shock (125 ± 1 DEG C/2h) does not crack, and 200 DEG C of heat-stable times are not less than 120min.
Embodiment 3
The step of repeating embodiment 1 (1) and step (2), respectively obtain modified silicon rubber and composite modified inorganic filler, claim
Take following raw materials according to parts by weight: 80.5 parts of haloflex, 10.2 parts of modified silicon rubber, 9.3 parts of nitrile rubber, compound
25.8 parts of modified inorganic filler, 3 parts of epoxy Linseed oil, 2 parts of phthalic acid ester, 3 parts of dioctyl sebacate, antioxidant
10103 parts, 4 parts of cumyl peroxide, 3 parts of dimethylacrylate, 3 parts of polyethylene wax, phosphoric acid tert-butyl benzene diphenyl ester~5
Part；By haloflex, modified silicon rubber, nitrile rubber, composite modified inorganic filler, epoxy Linseed oil, phthalic acid
The tertiary fourth of ester, dioctyl sebacate, antioxidant 1010, cumyl peroxide, dimethylacrylate, polyethylene wax, phosphoric acid
Base benzene diphenyl ester is put into high speed mixer, after being stirred 30min, is sent into double roller open mill, is controlled temperature 135
It DEG C is kneaded, is then fed into double screw extruder, 135 DEG C of temperature control, extruding pelletization to obtain the final product.
After tested, the performance test results of the present embodiment products obtained therefrom are as follows: tensile strength 18.6MPa, extension at break
Rate is 452%, and heat-shock (125 ± 1 DEG C/2h) does not crack, and 200 DEG C of heat-stable times are not less than 120min.
Embodiment 4
The step of repeating embodiment 1 (1) and step (2), respectively obtain modified silicon rubber and composite modified inorganic filler, claim
Take following raw materials according to parts by weight: 60 parts of haloflex, 20 parts of modified silicon rubber, 20 parts of nitrile rubber, composite modified
27.8 parts of inorganic filler, 2.5 parts of epoxy Linseed oil, 3 parts of phthalic acid ester, 2 parts of dioctyl sebacate, antioxidant
10102.5 parts, 3.5 parts of cumyl peroxide, 1.6 parts of dimethylacrylate, 2.5 parts of polyethylene wax, phosphoric acid tert-butyl benzene
4 parts of diphenyl ester；By haloflex, modified silicon rubber, nitrile rubber, composite modified inorganic filler, epoxy Linseed oil, adjacent benzene
Dicarboxylic acid esters, dioctyl sebacate, antioxidant 1010, cumyl peroxide, dimethylacrylate, polyethylene wax, phosphorus
Sour tert-butyl benzene diphenyl ester is put into high speed mixer, after being stirred 25min, is sent into double roller open mill, control
135 DEG C of temperature are kneaded, and are then fed into double screw extruder, and 135 DEG C of temperature control, extruding pelletization to obtain the final product.
After tested, the performance test results of the present embodiment products obtained therefrom are as follows: tensile strength 14.3MPa, extension at break
Rate is 431%, and heat-shock (125 ± 1 DEG C/2h) does not crack, and 200 DEG C of heat-stable times are not less than 120min.
Embodiment 5
The step of repeating embodiment 1 (1) and step (2), respectively obtain modified silicon rubber and composite modified inorganic filler, claim
Take following raw materials according to parts by weight: 85 parts of haloflex, 10 parts of modified silicon rubber, 5 parts of nitrile rubber, composite modified nothing
27.8 parts of machine filler, 2.5 parts of epoxy Linseed oil, 3 parts of phthalic acid ester, 2 parts of dioctyl sebacate, antioxidant
10102.5 parts, 3.5 parts of cumyl peroxide, 1.6 parts of dimethylacrylate, 2.5 parts of polyethylene wax, phosphoric acid tert-butyl benzene
4 parts of diphenyl ester；By haloflex, modified silicon rubber, nitrile rubber, composite modified inorganic filler, epoxy Linseed oil, adjacent benzene
Dicarboxylic acid esters, dioctyl sebacate, antioxidant 1010, cumyl peroxide, dimethylacrylate, polyethylene wax, phosphorus
Sour tert-butyl benzene diphenyl ester is put into high speed mixer, after being stirred 25min, is sent into double roller open mill, control
135 DEG C of temperature are kneaded, and are then fed into double screw extruder, and 135 DEG C of temperature control, extruding pelletization to obtain the final product.
After tested, the performance test results of the present embodiment products obtained therefrom are as follows: tensile strength 12.3MPa, extension at break
Rate is 404%, and heat-shock (125 ± 1 DEG C/2h) does not crack, and 200 DEG C of heat-stable times are not less than 120min.
Embodiment 6
Compounded rubber cable sheath material, the present embodiment and embodiment 1 are made using preparation method similar to Example 1
Difference be only that: the dosage of composite modified inorganic filler used by step (3) is different, compound used by the present embodiment to change
Property inorganic filler dosage be 20 parts.
After tested, the performance test results of the present embodiment products obtained therefrom are as follows: tensile strength 11.2MPa, extension at break
Rate is 348%.
Embodiment 7
Compounded rubber cable sheath material, the present embodiment and embodiment 1 are made using preparation method similar to Example 1
Difference be only that: the dosage of composite modified inorganic filler used by step (3) is different, compound used by the present embodiment to change
Property inorganic filler dosage be 25 parts.
After tested, the performance test results of the present embodiment products obtained therefrom are as follows: tensile strength 17.2MPa, extension at break
Rate is 389%.
Embodiment 8
Compounded rubber cable sheath material, the present embodiment and embodiment 1 are made using preparation method similar to Example 1
Difference be only that: the dosage of composite modified inorganic filler used by step (3) is different, compound used by the present embodiment to change
Property inorganic filler dosage be 30 parts.
After tested, the performance test results of the present embodiment products obtained therefrom are as follows: tensile strength 18.5MPa, extension at break
Rate is 457%.
Embodiment 9
Compounded rubber cable sheath material, the present embodiment and embodiment 1 are made using preparation method similar to Example 1
Difference be only that: the dosage of composite modified inorganic filler used by step (3) is different, compound used by the present embodiment to change
Property inorganic filler dosage be 35 parts.
After tested, the performance test results of the present embodiment products obtained therefrom are as follows: tensile strength 18.1MPa, extension at break
Rate is 468%, and heat-shock (125 ± 1 DEG C/2h) does not crack, and 200 DEG C of heat-stable times are not less than 120min.
Embodiment 10
Compounded rubber cable sheath material, the present embodiment and embodiment 1 are made using preparation method similar to Example 1
Difference be only that: the dosage of composite modified inorganic filler used by step (3) is different, compound used by the present embodiment to change
Property inorganic filler dosage be 40 parts.
After tested, the performance test results of the present embodiment products obtained therefrom are as follows: tensile strength 16.8MPa, extension at break
Rate is 472%.
Embodiment 11
Compounded rubber cable sheath material, the present embodiment and embodiment 1 are made using preparation method similar to Example 1
Difference is only that the dosage of raw material used by step (1) is different, the raw material of the modified silica-gel of the present embodiment, in parts by weight
Meter, comprising: 1 part of carbon quantum dot, 5 parts of dehydrated alcohol, 0.2 part of γ-methacryloxypropyl trimethoxy silane, methyl second
10 parts of alkenyl silicon rubber.
After tested, the performance test results of the present embodiment products obtained therefrom are as follows: tensile strength 16.3MPa, extension at break
Rate is 438%.
Embodiment 12
Compounded rubber cable sheath material, the present embodiment and embodiment 1 are made using preparation method similar to Example 1
Difference is only that the dosage of raw material used by step (1) is different, the raw material of the modified silica-gel of the present embodiment, in parts by weight
Meter, comprising: 3 parts of carbon quantum dot, 5 parts of dehydrated alcohol, 0.2 part of γ-methacryloxypropyl trimethoxy silane, methyl second
10 parts of alkenyl silicon rubber.
After tested, the performance test results of the present embodiment products obtained therefrom are as follows: tensile strength 17.8MPa, extension at break
Rate is 457%.
Comparative example 1
Weigh following raw materials according to parts by weight: 75.2 parts of haloflex, 13.5 parts of modified silicon rubber, nitrile rubber
11.3 parts, 4 parts of graphite, 3 parts of magnesium hydroxide, 8 parts of calcium carbonate, 5 parts of silica, γ-methacryloxypropyl trimethoxy
1 part of base silane, 2.5 parts of epoxy Linseed oil, 3 parts of phthalic acid ester, 2 parts of dioctyl sebacate, resists 1.2 parts of epoxy resin
10102.5 parts of oxidant, 3.5 parts of cumyl peroxide, 1.6 parts of dimethylacrylate, 2.5 parts of polyethylene wax, phosphoric acid uncle
4 parts of butyl benzene diphenyl ester；By haloflex, modified silicon rubber, nitrile rubber, graphite, magnesium hydroxide, calcium carbonate, titanium dioxide
Silicon, γ-methacryloxypropyl trimethoxy silane, epoxy resin, epoxy Linseed oil, phthalic acid ester, the last of the ten Heavenly stems two
Dioctyl phthalate, antioxidant 1010, cumyl peroxide, dimethylacrylate, polyethylene wax, phosphoric acid tert-butyl benzene hexichol
Ester is put into high speed mixer, after being stirred 25min, is sent into double roller open mill, 135 DEG C of temperature of control is mixed
Refining, is then fed into double screw extruder, 135 DEG C of temperature control, extruding pelletization to obtain the final product.
After tested, the performance test results of the present embodiment products obtained therefrom are as follows: tensile strength 19.1MPa, extension at break
Rate is 468%, and (125 ± 1 DEG C/2h) of heat-shock crackings, 200 DEG C of heat-stable times are 80min.
Above the embodiments of the present invention are described in detail, but the present invention is not limited to described embodiments.It is right
For those skilled in the art, in the case where not departing from the principle of the invention and spirit, these embodiments are carried out more
Kind change, modification, replacement and modification, still fall in protection scope of the present invention.
Claims (10)
1. a kind of compounded rubber cable sheath material, which is characterized in that according to parts by weight, including the following raw material: chlorinated polyethylene
60~85 parts of alkene, 10~20 parts of modified silicon rubber, 5~20 parts of nitrile rubber, 20~40 parts of composite modified inorganic filler, epoxy are sub-
1~5 part of flaxseed oil, 1~3 part of phthalic acid ester, 1~3 part of dioctyl sebacate, 1~3 part of antioxidant, vulcanizing agent 2~6
Part, 1~5 part of vulcanization accelerator, 1~4 part of softening agent, 1~5 part of phosphoric acid tert-butyl benzene diphenyl ester；Wherein, the modified silicon rubber
To be made using following methods: dispersing carbon quantum dot in the first organic solvent, obtain carbon quantum dot dispersion liquid, by carbon quantum
After point dispersion liquid is warming up to 60~80 DEG C, the first silane coupling agent is added, insulated and stirred reacts 60~150min, washed, mistake
It filters, be dried to obtain modified carbon quantum dot；Methyl vinyl silicone rubber is heated to 120~150 DEG C, modified carbon quantum dot is added,
Constant temperature stirs 1~3h, obtains modified silicon rubber.
2. compounded rubber cable sheath material according to claim 1, which is characterized in that the compounded rubber cable cover(ing)
Material, according to parts by weight, including the following raw material: 73.5~80.5 parts of haloflex, 10.2~13.5 parts of modified silicon rubber,
9.3~14.3 parts of nitrile rubber, 25.8~31.6 parts of composite modified inorganic filler, 2~3 parts of epoxy Linseed oil, O-phthalic
It is 2~3 parts of acid esters, 2~3 parts of dioctyl sebacate, 2~3 parts of antioxidant, 3~4 parts of vulcanizing agent, 1~3 part of vulcanization accelerator, soft
2~3 parts of agent, 3~5 parts of phosphoric acid tert-butyl benzene diphenyl ester.
3. compounded rubber cable sheath material according to claim 1, which is characterized in that first organic solvent is selected from
One of dehydrated alcohol, anhydrous propanone, benzene,toluene,xylene, hexamethylene are a variety of.
4. compounded rubber cable sheath material according to claim 1, which is characterized in that the first silane coupling agent choosing
From vinyltriethoxysilane, γ-methacryloxypropyl trimethoxy silane, methyl dimethoxysilane, poly- second
One of glycol trimethoxy silicon propyl ether is a variety of.
5. compounded rubber cable sheath material according to claim 1, which is characterized in that the composite modified inorganic filler
To be made using following methods:
It disperses inorganic filler in the second organic solvent, is configured to suspension, suspension is warming up to 60~80 DEG C, be added the
Disilane coupling agent stirs 1~4h at 60~80 DEG C, adds epoxy resin, continues to stir 1~3h at 60~80 DEG C,
It is filtered, washed, is dried to obtain composite modified inorganic filler, the inorganic filler is selected from silica, graphite, white carbon black, carbon
One of sour calcium, magnesium hydroxide, bentonite, kaolin, barium sulfate are a variety of.
6. compounded rubber cable sheath material according to claim 5, which is characterized in that the inorganic filler, by weight
Number meter, comprising: 1~5 part of graphite, 1~5 part of magnesium hydroxide, 3~10 parts of calcium carbonate, 2~8 parts of silica.
7. compounded rubber cable sheath material according to claim 1, which is characterized in that the antioxidant is selected from antioxygen
One of agent 1010, antioxidant 168, antioxidant 300 are a variety of.
8. compounded rubber cable sheath material according to claim 1, which is characterized in that the vulcanizing agent is peroxidating two
Isopropylbenzene.
9. compounded rubber cable sheath material according to claim 1, which is characterized in that the softening agent is selected from polyethylene
One of wax, paraffin, chlorinated paraffin are a variety of.
10. a kind of preparation method of such as compounded rubber cable sheath material according to any one of claims 1 to 9, feature
It is, includes the following steps:
By haloflex, modified silicon rubber, nitrile rubber, composite modified inorganic filler, epoxy Linseed oil, phthalic acid
Ester, dioctyl sebacate, antioxidant, vulcanizing agent, vulcanization accelerator, softening agent, phosphoric acid tert-butyl benzene diphenyl ester are put into high speed
In batch mixer, after being stirred 5~30min, it is sent into double roller open mill, 120~150 DEG C of temperature of control is mixed
Refining, is then fed into double screw extruder, 120~150 DEG C of temperature control, extruding pelletization to obtain the final product.
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| CN201910679634.7A CN110358206A (en) | 2019-07-25 | 2019-07-25 | A kind of compounded rubber cable sheath material and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112390992A (en) * | 2020-11-18 | 2021-02-23 | 湖南华菱线缆股份有限公司 | Corrosion-resistant flame-retardant cable sheath material |
| CN113388176A (en) * | 2021-05-12 | 2021-09-14 | 北京化工大学 | High-performance nitrile rubber material and preparation method thereof |
| CN113861579A (en) * | 2021-09-03 | 2021-12-31 | 飞达科技有限公司 | Processing method of cable sheath blended by silicone rubber and chlorinated polyethylene rubber |
-
2019
- 2019-07-25 CN CN201910679634.7A patent/CN110358206A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112390992A (en) * | 2020-11-18 | 2021-02-23 | 湖南华菱线缆股份有限公司 | Corrosion-resistant flame-retardant cable sheath material |
| CN113388176A (en) * | 2021-05-12 | 2021-09-14 | 北京化工大学 | High-performance nitrile rubber material and preparation method thereof |
| CN113861579A (en) * | 2021-09-03 | 2021-12-31 | 飞达科技有限公司 | Processing method of cable sheath blended by silicone rubber and chlorinated polyethylene rubber |
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