CN107459720A - Track traffic retardant cable insulating materials and preparation method thereof - Google Patents
Track traffic retardant cable insulating materials and preparation method thereof Download PDFInfo
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- CN107459720A CN107459720A CN201710815861.9A CN201710815861A CN107459720A CN 107459720 A CN107459720 A CN 107459720A CN 201710815861 A CN201710815861 A CN 201710815861A CN 107459720 A CN107459720 A CN 107459720A
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- insulating materials
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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
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
-
- 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
- H01B3/28—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances natural or synthetic rubbers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Organic Insulating Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of track traffic retardant cable insulating materials and preparation method thereof, the preparation method includes：1) alkali lye, aluminium salt, magnesium salts and oxide nano rare earth are subjected to hydro-thermal reaction and complex hydroxide is made；2) ethylene propylene diene rubber, nano kaoline, chlorinated paraffin, talcum powder, HBCD, boehmite and sodium molybdate are kneaded and rubber master batch is made；3) rubber master batch, complex hydroxide, vulcanizing agent are kneaded so that track traffic retardant cable insulating materials is made.There is excellent anti-flammability by track traffic retardant cable insulating materials made from this method, while the preparation method has process simple and the advantages of raw material is easy to get.
Description
Technical field
The present invention relates to cable insulation material, in particular it relates to a kind of track traffic retardant cable insulation material
Material.
Background technology
The cushion of cable is made up of rubber mostly, and existing cushion rubber layer is merely capable of playing cushioning effect, takes notice of
It is outer it is on fire in the case of, rubber can then be decomposed into flammable lower-molecular substance at high temperature.Flammable lower-molecular substance can then interrogate
Violent oxidation reaction fastly is carried out with oxygen, oxidation reaction, which releases substantial amounts of heat, then can further promote the decomposition of rubber, together
When oxidation reaction in product such as low mass molecule alcohol, aldehyde also can with oxygen carry out oxidation reaction until rubber burn out.
The content of the invention
It is an object of the invention to provide a kind of track traffic retardant cable insulating materials and preparation method thereof, leads to
Crossing track traffic retardant cable insulating materials made from this method has excellent anti-flammability, while the preparation method
It is simple and the advantages of raw material is easy to get with process.
To achieve these goals, the invention provides the invention provides a kind of track traffic retardant cable
The preparation method of insulating materials, the preparation method include：
1) alkali lye, aluminium salt, magnesium salts and oxide nano rare earth are subjected to hydro-thermal reaction and complex hydroxide is made；
2) by ethylene propylene diene rubber, nano kaoline, chlorinated paraffin, talcum powder, HBCD, boehmite and molybdic acid
Sodium is kneaded and rubber master batch is made；
3) rubber master batch, complex hydroxide, vulcanizing agent are kneaded so that track traffic retardant cable insulation material is made
Material.
Present invention also offers a kind of track traffic retardant cable insulating materials, the road traffic is hindered with environment-friendly type
Combustion cable insulation material is prepared by above-mentioned method.
The complex hydroxide of doping, the compound hydrogen is made in Pass through above-mentioned technical proposal, the present invention by hydro-thermal method first
Oxide has excellent fire resistance；Then by ethylene propylene diene rubber, nano kaoline, chlorinated paraffin, talcum powder, hexabromo ring
Dodecane, boehmite and sodium molybdate are kneaded and rubber master batch are made；Finally, traveling one is entered to rubber master batch by complex hydroxide, vulcanizing agent
The modification of step so cause the cable insulation material there is excellent fire resistance.Simultaneously the preparation method have process simply and
The advantages of raw material is easy to get.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Embodiment
The embodiment of the present invention is described in detail below.It is it should be appreciated that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to limit the invention.
The invention provides the invention provides a kind of preparation side of track traffic retardant cable insulating materials
Method, the preparation method include：
1) alkali lye, aluminium salt, magnesium salts and oxide nano rare earth are subjected to hydro-thermal reaction and complex hydroxide is made；
2) by ethylene propylene diene rubber, nano kaoline, chlorinated paraffin, talcum powder, HBCD, boehmite and molybdic acid
Sodium is kneaded and rubber master batch is made；
3) rubber master batch, complex hydroxide, vulcanizing agent are kneaded so that track traffic retardant cable insulation material is made
Material.
In the step 1) of the present invention, the dosage of each raw material can select in wide scope, but in order that must be made
Cable insulation material there is more excellent anti-flammability, it is preferable that in step 1), alkali lye, aluminium salt, magnesium salts and nano rare earth
The weight ratio of oxide is 10：0.5-1.2：0.2-0.6：0.1-0.3.
In the step 1) of the present invention, the pH of alkali lye can be selected in wide scope, but in order that obtain obtained electricity
Cable insulating materials has more excellent anti-flammability, it is preferable that in step 1), the pH of alkali lye is 10-12.
In the step 1) of the present invention, the specific species of each material can select in wide scope, but in order that
Obtained cable insulation material has more excellent anti-flammability, it is preferable that in step 1), alkali lye be sodium hydrate aqueous solution,
At least one of potassium hydroxide aqueous solution and ammonia spirit；Aluminium salt in aluminum nitrate, aluminium chloride and aluminum sulfate at least one
Person；Magnesium salts is with selected from least one of magnesium nitrate, magnesium chloride and magnesium sulfate；Oxide nano rare earth be selected from nano-cerium oxide,
At least one of nano oxidized praseodymium and nano oxidized samarium.
In the step 1) of the present invention, the specific species of hydro-thermal reaction can select in wide scope, but in order that
Obtaining obtained cable insulation material has more excellent anti-flammability, it is preferable that in step 1), hydro-thermal reaction meets following bar
Part：Reaction temperature is 150-180 DEG C, reaction time 4-6h.
In the step 2) of the present invention, the dosage of each material can select in wide scope, but in order that must be made
Cable insulation material there is more excellent anti-flammability, it is preferable that in step 2), ethylene propylene diene rubber, nano kaoline, chlorine
Fossil waxes, talcum powder, HBCD, the weight ratio of boehmite and sodium molybdate are 100：10-15：35-40：5-9：22-36：
1.5-6：2-4.
In the step 2) of the present invention, the actual conditions of batch mixing can select in wide scope, but in order that must make
The cable insulation material obtained has more excellent anti-flammability, it is preferable that in step 2), mixing meets following condition：It is kneaded temperature
Spend for 220-240 DEG C, mixing time 80-120min.
In the step 3) of the present invention, the dosage of each material can select in wide scope, but in order that must be made
Cable insulation material there is more excellent anti-flammability, it is preferable that in step 3), rubber master batch, complex hydroxide, vulcanizing agent
Weight ratio is 1：0.2-0.4：0.01-0.03.
In the step 3) of the present invention, the temperature of mixing can select in wide scope, but in order that obtain obtained
Cable insulation material has more excellent anti-flammability, it is preferable that in step 3), mixing meets following condition：Melting temperature is
170-220℃。
In the step 3) of the present invention, the detailed process of mixing can select in wide scope, but in order that must make
The cable insulation material obtained has more excellent anti-flammability, it is preferable that in step 3), the detailed process of mixing is as follows：First will
System is warming up to 170-185 DEG C from the 15-35 DEG C of speed with 0.8-1.2 DEG C/min, then with 0.3-0.5 DEG C/min speed liter
Temperature is to 200-220 DEG C and is incubated 2-3h, is finally cooled to 15-35 DEG C with 0.4-0.6 DEG C/min speed.
In the step 3) of the present invention, the specific species of vulcanizing agent can select in wide scope, but in order that
Obtained cable insulation material has more excellent anti-flammability, it is preferable that vulcanizing agent is selected from 2- mercapto benzene thiazole, 2- mercaptos
At least one of benzothiazole, dibenzothiazyl disulfide.
Present invention also offers a kind of track traffic retardant cable insulating materials, the road traffic is hindered with environment-friendly type
Combustion cable insulation material is prepared by above-mentioned method.
The present invention will be described in detail by way of examples below.In following examples, self-extinguishment time parameter passes through
UL-94 method is measured, and oxygen index (OI) parameter is measured by GB/T10707-89 method.
Embodiment 1
A, by alkali lye (pH 11, sodium hydrate aqueous solution), aluminium salt (aluminum nitrate), magnesium salts (magnesium nitrate) and nano rare earth
Oxide (average grain diameter 10-15nm, nano-cerium oxide) is according to 10：0.8：0.4：0.2 weight is (more anti-than carrying out hydro-thermal reaction
It is 170 DEG C to answer temperature, reaction time 5h) complex hydroxide is made；
2) by ethylene propylene diene rubber, nano kaoline, chlorinated paraffin, talcum powder, HBCD, boehmite and molybdic acid
Sodium is according to 100：13：38：7：29：3：3 weight ratio is kneaded 100min at 230 DEG C and rubber master batch is made；
3) by rubber master batch, complex hydroxide, vulcanizing agent (2- mercapto benzene thiazole) according to 1：0.3：0.02 weight is than mixed
System (is first warming up to 175 DEG C from 25 DEG C of speed with 1 DEG C/min, is then warming up to 210 DEG C with 0.4 DEG C/min speed by refining
And 2.5h is incubated, and finally it is cooled to 25 DEG C with 0.5 DEG C/min speed) insulated so that track traffic is made with retardant cable
Material material A1.
The track traffic is shown in Table 1 with the fire resistance parameter of retardant cable insulating materials.
Embodiment 2
A, by alkali lye (pH 10, potassium hydroxide aqueous solution), aluminium salt (aluminium chloride), magnesium salts (magnesium chloride) and nano rare earth
Oxide (average grain diameter 10-15nm, nano oxidized praseodymium) is according to 10：0.5：0.2：0.1 weight is (more anti-than carrying out hydro-thermal reaction
It is 150 DEG C to answer temperature, reaction time 4h) complex hydroxide is made；
2) by ethylene propylene diene rubber, nano kaoline, chlorinated paraffin, talcum powder, HBCD, boehmite and molybdic acid
Sodium is according to 100：10：35：5：22：1.5：2 weight ratio is kneaded 80min at 220 DEG C and rubber master batch is made；
3) by rubber master batch, complex hydroxide, vulcanizing agent (2- benzothiazolyl mercaptans) according to 1：0.2：0.01 weight ratio
System (is first warming up to 170 DEG C from 15 DEG C of speed with 0.8 DEG C/min, is then warming up to 0.3 DEG C/min speed by mixing
200 DEG C and 2h is incubated, is finally cooled to 15 DEG C with 0.4 DEG C/min speed) so that track traffic retardant cable is made
Insulating materials material A2.
The track traffic is shown in Table 1 with the fire resistance parameter of retardant cable insulating materials.
Embodiment 3
A, by alkali lye (pH 12, ammonia spirit), aluminium salt (aluminum nitrate, aluminium chloride and aluminum sulfate), magnesium salts (magnesium sulfate) with
And oxide nano rare earth (average grain diameter 10-15nm, nano oxidized samarium) is according to 10：1.2：0.6：0.3 weight is than carrying out
Complex hydroxide is made in hydro-thermal reaction (reaction temperature is 180 DEG C, reaction time 6h)；
2) by ethylene propylene diene rubber, nano kaoline, chlorinated paraffin, talcum powder, HBCD, boehmite and molybdic acid
Sodium is according to 100：15：40：9：36：6：4 weight ratio is kneaded 120min at 240 DEG C and rubber master batch is made；
3) by rubber master batch, complex hydroxide, vulcanizing agent (dibenzothiazyl disulfide) according to 1：0.4：0.03 weight ratio
System (is first warming up to 185 DEG C from 35 DEG C of speed with 1.2 DEG C/min, is then warming up to 0.5 DEG C/min speed by mixing
220 DEG C and 3h is incubated, is finally cooled to 35 DEG C with 0.6 DEG C/min speed) so that track traffic retardant cable is made
Insulating materials material A3.
The track traffic is shown in Table 1 with the fire resistance parameter of retardant cable insulating materials.
Comparative example 1
Method according to embodiment 1 carries out that track traffic retardant cable insulating materials B1 is made, unlike,
Vulcanizing agent is not used in step 3).The track traffic is shown in Table 1 with the fire resistance parameter of retardant cable insulating materials.
Comparative example 2
Method according to embodiment 1 carries out that track traffic retardant cable insulating materials B2 is made, unlike,
Complex hydroxide is not used in step 3).The fire resistance parameter of the track traffic retardant cable insulating materials is shown in
Table 1.
Comparative example 3
Method according to embodiment 1 carries out that track traffic retardant cable insulating materials B3 is made, unlike,
Aluminium salt is not used in step 1).The track traffic is shown in Table 1 with the fire resistance parameter of retardant cable insulating materials.
Comparative example 4
Method according to embodiment 1 carries out that track traffic retardant cable insulating materials B4 is made, unlike,
Magnesium salts is not used in step 1).The track traffic is shown in Table 1 with the fire resistance parameter of retardant cable insulating materials.
Comparative example 5
Method according to embodiment 1 carries out that track traffic retardant cable insulating materials B5 is made, unlike,
Oxide nano rare earth is not used in step 1).The fire resistance parameter of the track traffic retardant cable insulating materials is shown in
Table 1.
Table 1
| A1 | A2 | A3 | B1 | B2 | B3 | B4 | B5 | |
| The self-extinguishment time/s | 5 | 5 | 6 | 29 | 33 | 18 | 19 | 22 |
| Limited oxygen index/% | 27 | 29 | 26 | 18 | 15 | 22 | 19 | 20 |
From above-described embodiment and comparative example, track traffic provided by the invention retardant cable insulating materials
With excellent flame retardant effect.
The preferred embodiment of the present invention described in detail above, still, the present invention are not limited in above-mentioned embodiment
Detail, in the range of the technology design of the present invention, a variety of simple variants can be carried out to technical scheme, this
A little simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.
Claims (10)
- A kind of 1. track traffic preparation method of retardant cable insulating materials, it is characterised in that the preparation method Including：1) alkali lye, aluminium salt, magnesium salts and oxide nano rare earth are subjected to hydro-thermal reaction and complex hydroxide is made；2) ethylene propylene diene rubber, nano kaoline, chlorinated paraffin, talcum powder, HBCD, boehmite and sodium molybdate are mixed Refine into rubber master batch；3) rubber master batch, complex hydroxide, vulcanizing agent are kneaded so that track traffic retardant cable insulation material is made Material.
- 2. preparation method according to claim 1, wherein, in step 1), the alkali lye, aluminium salt, magnesium salts and nanometer The weight ratio of rare earth oxide is 10：0.5-1.2：0.2-0.6：0.1-0.3.
- 3. preparation method according to claim 1, wherein, in step 1), the pH of the alkali lye is 10-12.
- 4. preparation method according to claim 1, wherein, in step 1), the alkali lye is sodium hydrate aqueous solution, hydrogen Aoxidize at least one of aqueous solutions of potassium and ammonia spirit；The aluminium salt in aluminum nitrate, aluminium chloride and aluminum sulfate at least One；The magnesium salts is with selected from least one of magnesium nitrate, magnesium chloride and magnesium sulfate；The oxide nano rare earth is selected from and received At least one of rice cerium oxide, nano oxidized praseodymium and nano oxidized samarium.
- 5. preparation method according to claim 1, wherein, in step 1), the hydro-thermal reaction meets following condition：Instead It is 150-180 DEG C to answer temperature, reaction time 4-6h.
- 6. according to the preparation method described in any one in claim 1-5, wherein, in step 2), the ethylene-propylene-diene monomer Glue, nano kaoline, chlorinated paraffin, talcum powder, HBCD, the weight ratio of boehmite and sodium molybdate are 100：10-15： 35-40：5-9：22-36：1.5-6：2-4.
- 7. preparation method according to claim 6, wherein, in step 2), the mixing meets following condition：It is kneaded temperature Spend for 220-240 DEG C, mixing time 80-120min.
- 8. according to the preparation method described in any one in claim 1-5,7, wherein, it is the rubber master batch, compound in step 3) Hydroxide, the weight ratio of vulcanizing agent are 1：0.2-0.4：0.01-0.03.
- 9. preparation method according to claim 8, wherein, in step 3), the mixing meets following condition：It is kneaded temperature Spend for 170-220 DEG C.Preferably, in step 3), the detailed process of the mixing is as follows：First by system from 15-35 DEG C with 0.8-1.2 DEG C/min Speed be warming up to 170-185 DEG C, be then warming up to 200-220 DEG C with 0.3-0.5 DEG C/min speed and be incubated 2-3h, finally 15-35 DEG C is cooled to 0.4-0.6 DEG C/min speed；It is highly preferred that the vulcanizing agent is in 2- mercapto benzene thiazole, 2- benzothiazolyl mercaptans, dibenzothiazyl disulfide At least one.
- 10. a kind of track traffic retardant cable insulating materials, it is characterised in that the track traffic is hindered with environment-friendly type Combustion cable insulation material is prepared by the method described in any one in claim 1-9.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108264713A (en) * | 2018-01-15 | 2018-07-10 | 芜湖航天特种电缆厂股份有限公司 | High temperature resistance rocket motor electric cable and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103102134A (en) * | 2013-02-20 | 2013-05-15 | 上海宏胜电线电缆有限公司 | Fireproof and flame retardant mineral compound filling material and cable containing the same |
| CN104592650A (en) * | 2015-01-09 | 2015-05-06 | 芜湖航天特种电缆厂 | Flame-retardant ethylene-propylene diene copolymer rubber sleeve for cables and preparation method thereof |
-
2017
- 2017-09-12 CN CN201710815861.9A patent/CN107459720A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103102134A (en) * | 2013-02-20 | 2013-05-15 | 上海宏胜电线电缆有限公司 | Fireproof and flame retardant mineral compound filling material and cable containing the same |
| CN104592650A (en) * | 2015-01-09 | 2015-05-06 | 芜湖航天特种电缆厂 | Flame-retardant ethylene-propylene diene copolymer rubber sleeve for cables and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108264713A (en) * | 2018-01-15 | 2018-07-10 | 芜湖航天特种电缆厂股份有限公司 | High temperature resistance rocket motor electric cable and preparation method thereof |
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