CN105601848A - Montmorillonoid modified anti-aging cable insulating material and manufacturing method thereof - Google Patents
Montmorillonoid modified anti-aging cable insulating material and manufacturing method thereof Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/10—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polymers containing more than one epoxy radical per molecule
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F255/00—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00
- C08F255/02—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having two or three carbon atoms
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F279/00—Macromolecular compounds obtained by polymerising monomers on to polymers of monomers having two or more carbon-to-carbon double bonds as defined in group C08F36/00
- C08F279/02—Macromolecular compounds obtained by polymerising monomers on to polymers of monomers having two or more carbon-to-carbon double bonds as defined in group C08F36/00 on to polymers of conjugated dienes
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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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/06—Pretreated ingredients and ingredients covered by the main groups C08K3/00 - C08K7/00
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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
- 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
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/346—Clay
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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
- C08K9/00—Use of pretreated ingredients
- C08K9/02—Ingredients treated with inorganic substances
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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
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
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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
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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
- H01B7/02—Disposition of insulation
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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
- 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
- C08K2003/2258—Oxides; Hydroxides of metals of tungsten
-
- 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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
Abstract
The invention discloses a montmorillonoid modified anti-aging cable insulating material and a manufacturing method thereof. The manufacturing method includes subjecting montmorillonoid, tetrabutylammonium chloride and hydrochloric acid to activating treatment on a condition of decompression, and then filtering to obtain a filter cake to obtain an activated composition; subjecting epoxy resin, neoprene, ethylene-vinyl alcohol copolymer, n-butyl alcohol, hydroxyethyl acrylate, tungsten oxide, tris(dimethylamino)silane, mica powder, diborane, quinoline, dicumyl peroxide, ozocerite, sodium hexametaphosphate and the activating composition to mixing, melting and cooling shaping to obtain the anti-aging cable insulating material. The anti-aging cable insulating material manufactured by the method has excellent insulativity, mechanical property and anti-aging property.
Description
Technical field
The present invention relates to cable insulation material, particularly, relate to a kind of imvite modified anti-aging cableInsulating materials and preparation method thereof.
Background technology
The cable of the similar rope that cable is normally formed by several or several groups of wire strandings, every group of wire itBetween mutually insulated, and be often twisted into round Yi Gen center, whole outside is surrounded by the cover layer of high-insulation.Cable is mainly made up of following 4 parts: 1. conducting wire center, make with high conductivity material (copper or aluminium).2. insulating barrier, should have high insulaion resistance, high breakdown field strength as the insulating materials of cable, low dielectric loss and low dielectric constant. In cable, conventional insulating materials has oil-paper, polychlorostyrene secondAlkene, polyethylene, crosslinked polyethylene, rubber etc. 3. sealing sheath, the protection insulated wire heart avoid machinery,The damage of moisture, moisture, chemical substance, light etc. For the insulation of moisture-sensitive, generally adopt lead or aluminiumCrush seal sheath. 4. protect cover layer, in order to protect sealing sheath to avoid mechanical damage. General employingGalvanized steel strip, steel wire or copper strips, copper wire etc. surround sheath outer (title armored cable), armour as armorDress layer plays electric field shielding simultaneously and prevents external electromagnetic wave interference. Be subject to for fear of steel band, steel wireThe corrosion of medium around, generally at their outside pitch or hold macerated jute layer or the poly-second of extrudingAlkene, polyvinyl chloride cover.
At present, what the insulating barrier use of cable was maximum is macromolecular material, uses initial stage, cable at cableInsulating barrier there are comparatively excellent mechanical property and insulating properties, but after using a period of time,Insulating barrier just can be aging along with the time limit using, thereby greatly reduced the performance of cable.
Summary of the invention
The object of this invention is to provide a kind of imvite modified anti-aging cable insulation material and preparation thereofMethod, the anti-aging cable insulation material of preparing by the method has excellent insulating properties, mechanical propertyWith aging-resistant performance.
To achieve these goals, the invention provides a kind of imvite modified anti-aging cable insulation materialThe preparation method of material, this preparation method comprises:
1) under the condition of decompression, will in imvite, tetrabutylammonium chloride and hydrochloric acid solution, activateProcess, then cross leaching filter cake to make activated compositions;
2) by epoxy resin, neoprene, ethylene-vinyl alcohol copolymer, n-butanol, acrylic acid hydroxyl secondEster, tungsten oxide, three (dimethylamino) silane, mica powder, diborane, quinoline, peroxidating diisopropylBenzene, ceresine, sodium hexametaphosphate and activated compositions mix, melting, cooling forming are anti-ageing to makeChange cable insulation material.
The present invention also provides a kind of imvite modified anti-aging cable insulation material, this anti-aging cableInsulating materials obtains by above-mentioned method preparation.
By technique scheme, preparation method provided by the invention comprises two steps, and the first step is: subtractingUnder the condition of pressing, activation processing, then mistake will be carried out in imvite, tetrabutylammonium chloride and hydrochloric acid solutionLeaching filter cake is to make activated compositions; Second step is: by epoxy resin, neoprene, ethene-secondEnol copolymer, n-butanol, hydroxy-ethyl acrylate, tungsten oxide, three (dimethylamino) silane, micaPowder, diborane, quinoline, cumyl peroxide, ceresine, sodium hexametaphosphate and activated compositions carry outMixing, melting, cooling forming are to make anti-aging cable insulation material. The method by between two steps andSynergy between each material makes the anti-aging cable insulation material making have the exhausted of excellence simultaneouslyEdge, mechanical property and aging-resistant performance.
Other features and advantages of the present invention are described in detail the detailed description of the invention part subsequently.
Detailed description of the invention
Below the specific embodiment of the present invention is elaborated. Should be understood that, retouch in this placeThe detailed description of the invention of stating only, for description and interpretation the present invention, is not limited to the present invention.
The invention provides a kind of preparation method of imvite modified anti-aging cable insulation material, this systemPreparation Method comprises:
1) under the condition of decompression, will in imvite, tetrabutylammonium chloride and hydrochloric acid solution, activateProcess, then cross leaching filter cake to make activated compositions;
2) by epoxy resin, neoprene, ethylene-vinyl alcohol copolymer, n-butanol, acrylic acid hydroxyl secondEster, tungsten oxide, three (dimethylamino) silane, mica powder, diborane, quinoline, peroxidating diisopropylBenzene, ceresine, sodium hexametaphosphate and activated compositions mix, melting, cooling forming are anti-ageing to makeChange cable insulation material.
In step 1 of the present invention) in, the condition of activation processing can be selected in wide scope, stillFor the cable insulation material that makes to make has more excellent insulating properties, mechanical property and aging-resistantCan, preferably, in step 1) in, activation processing at least meets the following conditions: vacuum is-3～-5MPa,Temperature is 78-85 DEG C, and the time is 3-5h.
In step 1 of the present invention) in, the particle diameter of imvite can be selected in wide scope, but isMake the cable insulation material making there is more excellent insulating properties, mechanical property and aging-resistantCan, preferably, the particle diameter of imvite is 0.4-0.6mm.
In step 1 of the present invention) in, the consumption of each material can be selected in wide scope, but isMake the cable insulation material making there is more excellent insulating properties, mechanical property and aging-resistantCan, preferably, with respect to the imvite of 100 weight portions, the consumption of tetrabutylammonium chloride is that 17-27 is heavyAmount part, the consumption of hydrochloric acid solution is that the concentration of 150-200 weight portion and hydrochloric acid solution is 25-30 % by weight.
In step 2 of the present invention) in, the consumption of each material can be selected in wide scope, but isMake the cable insulation material making there is more excellent insulating properties, mechanical property and aging-resistantCan, preferably, with respect to the epoxy resin of 100 weight portions, the consumption of neoprene is 46-71 weightPart, the consumption of ethylene-vinyl alcohol copolymer is 25-32 weight portion, the consumption of n-butanol is 71-85 weightPart, the consumption of hydroxy-ethyl acrylate is 33-40 weight portion, the consumption of tungsten oxide is 4-8 weight portion, and threeThe consumption of (dimethylamino) silane is 12-20 weight portion, and the consumption of mica powder is 10-26 weight portion,The consumption of diborane is 21-33 weight portion, and the consumption of quinoline is 7-14 weight portion, cumyl peroxideConsumption be 41-50 weight portion, the consumption of ceresine is 9-13 weight portion, the consumption of sodium hexametaphosphate is3-5.5 weight portion, the consumption of activated compositions is 21-25 weight portion.
In step 2 of the present invention) in, the weight of epoxy resin, neoprene and ethylene-vinyl alcohol copolymerAverage molecular weight can be selected in wide scope, still for the cable insulation material that makes to make has moreExcellent insulating properties, mechanical property and aging-resistant performance, preferably, the weight average molecular weight of epoxy resinFor 8000-10000, the weight average molecular weight of neoprene is 2000-3500, ethylene-vinyl alcohol copolymerWeight average molecular weight is 7000-9000.
In step 2 of the present invention) in, melting condition can be selected in wide scope, but in order to makeThe cable insulation material that must make has more excellent insulating properties, mechanical property and aging-resistant performance, excellentSelection of land, melting at least meets the following conditions: melt temperature is 215-220 DEG C, and the melting time is 60-80mim.
In step 2 of the present invention) in, cooling temperature can be selected in wide scope, but forMake the cable insulation material making there is more excellent insulating properties, mechanical property and aging-resistant performance,Preferably, cooling temperature is 10-15 DEG C.
The present invention also provides a kind of imvite modified anti-aging cable insulation material, this anti-aging cableInsulating materials obtains by above-mentioned method preparation.
Below will describe the present invention by embodiment.
Embodiment 1
1) in vacuum be-condition of the decompression of 4MPa under, by imvite (particle diameter is 0.5mm), chlorineChange TBuA and hydrochloric acid solution (concentration is 27 % by weight) and be incorporated in 80 according to 100:20:170 is mixedAt DEG C, carry out activation processing 4h, then cross leaching filter cake to make activated compositions;
2) by epoxy resin (weight average molecular weight is 9000), neoprene (weight average molecular weight is 2500),Ethylene-vinyl alcohol copolymer (weight average molecular weight is 8000), n-butanol, hydroxy-ethyl acrylate, tungsten oxide,Three (dimethylamino) silane, mica powder, diborane, quinoline, cumyl peroxide, ceresine, sixMetaphosphoric acid receive and activated compositions according to 100:61:28:75:35:6:17:16:27:10:46:The weight ratio of 12:4.5:23 mixes, in 218 DEG C of upper melting 70mim, at 13 DEG C cooling forming withMake anti-aging cable insulation material A1.
Embodiment 2
1) in vacuum be-condition of the decompression of 3MPa under, by imvite (particle diameter is 0.4mm), chlorineChange TBuA and hydrochloric acid solution (concentration is 25 % by weight) and be incorporated in 78 according to 100:17:150 is mixedAt DEG C, carry out activation processing 3h, then cross leaching filter cake to make activated compositions;
2) by epoxy resin (weight average molecular weight is 8000), neoprene (weight average molecular weight is 2000),Ethylene-vinyl alcohol copolymer (weight average molecular weight is 7000), n-butanol, hydroxy-ethyl acrylate, tungsten oxide,Three (dimethylamino) silane, mica powder, diborane, quinoline, cumyl peroxide, ceresine, sixMetaphosphoric acid receive and activated compositions according to 100:46:25:71:33:4:12:10:21:7:41:The weight ratio of 9:3:21 mixes, in 215 DEG C of upper melting 60mim, at 10 DEG C cooling forming with systemObtain anti-aging cable insulation material A2.
Embodiment 3
1) in vacuum be-condition of the decompression of 5MPa under, by imvite (particle diameter is 0.6mm), chlorineChange TBuA and hydrochloric acid solution (concentration is 30 % by weight) and be incorporated in 85 according to 100:27:200 is mixedAt DEG C, carry out activation processing 5h, then cross leaching filter cake to make activated compositions;
2) by epoxy resin (weight average molecular weight is 10000), neoprene (weight average molecular weight is 3500),Ethylene-vinyl alcohol copolymer (weight average molecular weight is 9000), n-butanol, hydroxy-ethyl acrylate, tungsten oxide,Three (dimethylamino) silane, mica powder, diborane, quinoline, cumyl peroxide, ceresine, sixMetaphosphoric acid receive and activated compositions according to 100:71:32:85:40:8:20:26:33:14:50:The weight ratio of 13:5.5:25 mixes, in 220 DEG C of upper melting 80mim, at 15 DEG C cooling forming withMake anti-aging cable insulation material A3.
Comparative example 1
Make anti-aging cable insulation material B1 according to the method for embodiment 1, different, stepRapid 1) in, do not use imvite.
Comparative example 2
Make anti-aging cable insulation material B2 according to the method for embodiment 1, different, stepRapid 1) in, do not use tetrabutylammonium chloride.
Comparative example 3
Make anti-aging cable insulation material B3 according to the method for embodiment 1, different, stepRapid 1) in, do not use hydrochloric acid solution.
Test example 1
Detect hot strength (σ t/MPa) and the elongation at break of above-mentioned anti-aging cable insulation material(δ/%), then carries out all over the world hot-air by above-mentioned anti-aging cable insulation material through 170 DEG C × 7 oldChange, then detect stretching strength retentivity (E1/ %) and elongation at break conservation rate (E2/ %), concreteThe results are shown in Table 1.
Table 1
| σt/MPa | δ/％ | E1/％ | E2/％ | |
| A1 | 47 | 465 | 98.7 | 99.1 |
| A2 | 46 | 462 | 98.3 | 98.9 |
| A3 | 42 | 463 | 98.7 | 98.8 |
| B1 | 25 | 374 | 86.2 | 78.9 |
| B2 | 29 | 373 | 81.7 | 80.4 |
| B3 | 28 | 358 | 80.6 | 81.2 |
More than describe the preferred embodiment of the present invention in detail, still, the present invention is not limited to above-mentioned realityExecute the detail in mode, within the scope of technical conceive of the present invention, can be to technical side of the present inventionCase is carried out multiple simple variant, and these simple variant all belong to protection scope of the present invention.
It should be noted that in addition each the concrete technology spy described in above-mentioned detailed description of the inventionLevy, in reconcilable situation, can combine by any suitable mode, for fear of needn'tThe repetition of wanting, the present invention is to the explanation no longer separately of various possible combinations.
In addition, between various embodiment of the present invention, also can be combined, as long as itsWithout prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (9)
1. a preparation method for imvite modified anti-aging cable insulation material, is characterized in that,Described preparation method comprises:
1) under the condition of decompression, will in imvite, tetrabutylammonium chloride and hydrochloric acid solution, activateProcess, then cross leaching filter cake to make activated compositions;
2) by epoxy resin, neoprene, ethylene-vinyl alcohol copolymer, n-butanol, acrylic acid hydroxyl secondEster, tungsten oxide, three (dimethylamino) silane, mica powder, diborane, quinoline, peroxidating diisopropylBenzene, ceresine, sodium hexametaphosphate and described activated compositions mix, melting, cooling forming to be to makeDescribed anti-aging cable insulation material.
2. preparation method according to claim 1, wherein, in step 1) in, described activation placeReason at least meets the following conditions: vacuum is-3～-5MPa, and temperature is 78-85 DEG C, and the time is 3-5h.
3. preparation method according to claim 1, wherein, the particle diameter of described imvite is0.4-0.6mm。
4. according to the preparation method described in any one in claim 1-3, wherein, with respect to 100The described imvite of weight portion, the consumption of described tetrabutylammonium chloride is 17-27 weight portion, described hydrochloric acidThe consumption of solution is that the concentration of 150-200 weight portion and described hydrochloric acid solution is 25-30 % by weight.
5. preparation method according to claim 4, wherein, described in 100 weight portionsEpoxy resin, the consumption of described neoprene is 46-71 weight portion, described ethylene-vinyl alcohol copolymerConsumption is 25-32 weight portion, and the consumption of described n-butanol is 71-85 weight portion, described acrylic acid hydroxyl secondThe consumption of ester is 33-40 weight portion, and the consumption of described tungsten oxide is 4-8 weight portion, described three (diformazansAmido) consumption of silane is 12-20 weight portion, the consumption of described mica powder is 10-26 weight portion, instituteThe consumption of stating diborane is 21-33 weight portion, and the consumption of described quinoline is 7-14 weight portion, described peroxideThe consumption of changing diisopropylbenzene (DIPB) is 41-50 weight portion, and the consumption of described ceresine is 9-13 weight portion, described sixThe consumption that metaphosphoric acid is received is 3-5.5 weight portion, and the consumption of described activated compositions is 21-25 weight portion.
6. preparation method according to claim 5, wherein, the weight average molecule of described epoxy resinAmount is 8000-10000, and the weight average molecular weight of described neoprene is 2000-3500, described ethylene-vinylThe weight average molecular weight of alcohol copolymer is 7000-9000.
7. according to the preparation method described in claim 5 or 6, wherein, described melting at least meet withLower condition: melt temperature is 215-220 DEG C, the melting time is 60-80mim.
8. according to the preparation method described in claim 5 or 6, wherein, described cooling temperature is 10-15℃。
9. an imvite modified anti-aging cable insulation material, is characterized in that, described anti-agingCable insulation material obtains by the method preparation described in any one in claim 1-8.
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Cited By (3)
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| CN105859986A (en) * | 2016-05-31 | 2016-08-17 | 刘雷 | Insulating water-resistant cable material for computer and preparation method of material |
| CN107403663A (en) * | 2017-07-20 | 2017-11-28 | 安徽华宝电缆有限责任公司 | High ferro rare earth aluminium alloy fireproof alarming cable |
| CN108690303A (en) * | 2018-05-23 | 2018-10-23 | 芜湖航天特种电缆厂股份有限公司 | Cable low-smoke and flame retardant composition and preparation method thereof |
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Cited By (3)
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| CN107403663A (en) * | 2017-07-20 | 2017-11-28 | 安徽华宝电缆有限责任公司 | High ferro rare earth aluminium alloy fireproof alarming cable |
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