CN104710794A - Automatic-curing insulation protective material and manufacturing technique thereof - Google Patents
Automatic-curing insulation protective material and manufacturing technique thereof Download PDFInfo
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Abstract
The invention discloses an automatic-curing insulation protective material and a manufacturing technique thereof. The automatic-curing insulation protective material is prepared from 5-25 parts of polysiloxane 1, 2-15 parts of polysiloxane 2, 60-93 parts of polysiloxane 3, 60-90 parts of filler 1, 3-12 parts of filler 2, 25-48 parts of filler 3, 10-20 parts of filler 4, 1-6 parts of filler 5, 0.3-10 parts of assistant 1, 0.1-8 parts of assistant 2, 4-16 parts of crosslinking agent and 0.08-2 parts of catalyst. The automatic-curing insulation protective material is prepared by kneading the three polysiloxanes with different viscosities, five different fillers, two assistants, crosslinking agent and catalyst three times. The product cured by room temperature air has the advantages of high voltage resistance, favorable flame retardancy, certain thermal conductivity, excellent flexibility, excellent plasticity and excellent bonding property. The product is very convenient to mount and demount.
Description
Technical field
The present invention relates to chemical material field, in particular a kind of solidification insulating protection material and method of manufacturing technology thereof automatically.
Background technology
In prior art, power industry: aerial bare line, gold utensil, lead-in wire, insulated enclosure many employings ethylene-propylene rubber(EPR) adhesive tape of cross-arm etc., needing the parts place of exclusion seal to carry out to stretch, wrapped, be wound around; The insulating protection of switching cabinet and substation's busbar etc. adopts material contracting with heat, and during use, the heating of needs fire just can make material contracting with heat and busbar hold sealing tightly; Communications industry: the insulation water-proof seal of all types of feeder head of communication base station, adopts cold shrink sleeve more, extracts support bar contraction and holds tightly at feeder head place.Use these methods to carry out insulating protection and mainly contain following defect:
Inconvenient operation.Be wound around at protecting component place with ethylene-propylene rubber(EPR) adhesive tape, operation is very inconvenient, and wastes time and energy; Adopt material contracting with heat to the insulating protection of busbar, need igniting heating, construct inconvenient and easily bring hidden danger to scene; Feeder head distance diminishes, and cold shrink sleeve I&M is inconvenient.
Weathering resistance is bad.Need the parts of insulating protection to be open air, need long high-low temperature resistant aging resistance, the resistance to low temperature of ethylene-propylene rubber(EPR) adhesive tape is poor, and can start when low temperature to occur material embrittlement, during high temperature, material has the phenomenon of melting.
Poor flexibility.Need the parts of insulating protection to be open air, ethylene-propylene rubber(EPR) adhesive tape does not have good rebound resilience, can not expand with heat and contract with cold, share a common fate together with insulating element, uses adhesive tape after certain hour can loosen with insulating element place, can not effective exclusion seal insulating element.
To the effect extreme difference of anisotropic approach sealing.The cable connection of electric power, communications industry mostly is different in nature parts, and ethylene-propylene rubber(EPR) adhesive tape and material contracting with heat can not effectively be filled the gap of different in nature parts, and the gas cloud of formation has the hidden danger of electrical breakdown, and sealing effectiveness is bad, easily loosens.
Therefore, prior art existing defects, needs to improve.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of installation and removal convenient, high pressure resistant, there is good flame-retardance energy, and, there is the automatic solidification insulating protection material of the snappiness of excellence, plasticity-and cementability.
Technical scheme of the present invention is as follows: a kind of insulating protection of solidification automatically material, it comprises feed composition and deal is as follows: polysiloxane 1:5 ~ 25 part, polysiloxane 2:2 ~ 15 part, polysiloxane 3:60 ~ 93 part, filler 1:60 ~ 90 part, filler 2:3 ~ 12 part, filler 3:25 ~ 48 part, filler 4:10 ~ 20 part, filler 5:1 ~ 6 part, auxiliary agent 1:0.3 ~ 10 part, auxiliary agent 2:0.1 ~ 8 part, linking agent: 4 ~ 16 parts, catalyzer: 0.08 ~ 2 part; Wherein, polysiloxane 1 selects viscosity (25 DEG C) to be one or more polysiloxane in 1500 ~ 100000CS; Polysiloxane 2 selects viscosity (25 DEG C) to be one or more polysiloxane in 100000 ~ 3000000CS; Polysiloxane 3 selects viscosity (25 DEG C) to be one or more polysilanes in 3000000 ~ 6000000CS; Further, filler 1 is nanometer reinforced filling, and filler 2 is modified white carbon black filler, and filler 3 is Nanometer hydroxide flame retardant fillers, and filler 4 is nitrogen phosphorus flame retardant filler, and filler 5 is heat-resistant agent filler.
Be applied to technique scheme, in described automatic solidification insulating protection material, nanometer reinforced filling selects the surperficial modified nano calcium carbonate acid-treated through tristearin, or selects the one in modified manometer silicon dioxide, modified Nano silicon powder, ultrafine kaolin, diatomite, calcium hydroxide, modified nano calcium carbonate or several arbitrarily; Modified white carbon black filler selects the hydrophobic gas-phase silica after modification or hydrophobic precipitated silica; Nanometer hydroxide flame retardant fillers selects nano-aluminum hydroxide and nano-sized magnesium hydroxide; Inorganic nitrogen phosphorus system selected by nitrogen phosphorus flame retardant filler, or, select the one or several arbitrarily in nitrogen system, phosphorus system, nitrogen nitrile flame retardant; Nano ceric oxide selected by heat-resistant agent filler, or selects the one in ferric oxide, Z 250, nano titanium oxide, isocaprylic acid cerium, isocaprylic acid iron, nano ceric oxide or several arbitrarily.
Be applied to each technique scheme, in described automatic solidification insulating protection material, Nanometer hydroxide flame retardant fillers selects nano-aluminum hydroxide and nano-sized magnesium hydroxide, and presses 2:1 ~ 5:1 with the use of as flame retardant fillers.
Be applied to each technique scheme, in described automatic solidification insulating protection material, auxiliary agent 1 and auxiliary agent 2 are two kinds of dissimilar auxiliary agents; Wherein, auxiliary agent 1 selects low polymerization degree iso-butylene or dimethyl silicone oil or silazane to do, and wherein, the relative molecular mass of the polyisobutene selected selected is 370 ~ 4000; Further, the one or several arbitrarily in γ mono-aminopropyl triethoxysilane, γ mono-(2.3 1 epoxy third oxygen) propyl trimethoxy silicane, γ mono-(methacryloxypropyl) propyl trimethoxy silicane, N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane, γ mono-aminopropyltriethoxy diethoxy silane selected by auxiliary agent 2.
Be applied to each technique scheme, in described automatic solidification insulating protection material, linking agent is selected methyl tributanoximo silane and vinyl tributyl ketoximyl silane to arrange in pairs or groups and is used as product linking agent, or select phenyl tributanoximo silane and four Diacetylmonoxime base silanes with the use of as linking agent, further, dibutyl tin laurate selected by catalyzer.
Be applied to each technique scheme, in described automatic solidification insulating protection material, total composition quantities of the polysiloxane 1 used and polysiloxane 2 and polysiloxane 3 is 100 parts.
A kind of method of manufacturing technology of automatic solidification insulating protection material, comprise the steps: A: Primary batching system and once mixing: according to formula rate above successively by polysiloxane 1, polysiloxane 2, polysiloxane 3, auxiliary agent 1, filler 1, filler 2, filler 3, filler 4 add in kneader, after addition material is agglomerating in kneader, then mediate in high-temperature vacuum; B, cooling: once after mixing end, treat that agglomerating material is cooled to room temperature; C: second batch and secondary mixing: according to formula rate above, filler 5, linking agent are added in agglomerating material successively, after agglomerating, and mediate at vacuum heat-preserving; D, three batchings and three times mixing: according to formula rate above, catalyzer, auxiliary agent 2 are added in kneader successively, after agglomerating, and mediate at vacuum heat-preserving, thus form finished product.
Be applied to each technique scheme, in described method of manufacturing technology, in steps A, after adding formula constituent, when kneader high-temperature vacuum is mediated, kneading time is 2 hours, temperature: 140 ~ 150 DEG C; Further, in step C: vacuum heat-preserving kneading time is 20 minutes, holding temperature: 25 DEG C; And in step D: vacuum heat-preserving kneading time is 30 minutes, holding temperature: 25 DEG C.
Be applied to each technique scheme, in described method of manufacturing technology, also comprise step e: extrusion moulding: by the product extrusion moulding in an extruder of having produced.
Be applied to each technique scheme, in described method of manufacturing technology, also comprise step F: vacuum packaging: the product cut is carried out vacuumizing packaging.
Adopt such scheme, the present invention is by the polysiloxane of the different viscosity of employing three kinds and five kinds of different fillers, add two kinds of auxiliary agents, and linking agent and catalyzer, formed by three kneadings, thus formed product has high voltage withstanding, by test, 2mm can withstand voltage 30kv, can to aerial bare line and the effective insulating protection of joint; Further, having can heatproof 150 DEG C, and has good flame retardant properties, the severe safety accident that the electrical breakdown of prevention substation causes and have certain thermal conductivity, does not affect heat radiation and warm survey demand, effectively can prevent from transshipping the coating cracking vibrating and cause; And have excellent snappiness and plasticity-, automatically toward there being the place in space flow and fill up, abnormally-structured insulating protection can be particularly suitable for, and product is all very convenient when mounting and dismounting.
Embodiment
The present invention is described in detail below.
Embodiment 1
Present embodiments provide a kind of insulating protection of solidification automatically material, the supply of electric power that this material can be safety steady in a long-term provides safeguard, be widely used in the insulation of 10/20KV high voltage overhead bare wire to go between with waterproof, high voltage overhead lines gold utensil and the insulating protection of the insulating protection of cross-arm, switching cabinet and substation's busbar and Power tabs, disconnecting link, the insulating protection of isolator, also can provide safeguard for the waterproof sealing of the various feeder head of communication base station simultaneously.
Can extrusion moulding as required by this material, preserve in vacuum packaging bag sealing, during use, be attached to the parts place needing insulating protection completely, without the need to heating, air solidifies automatically.
Wherein, this automatically solidification insulating protection material comprise feed composition and deal is: polysiloxane 1:5 ~ 25 part, polysiloxane 2:2 ~ 15 part, polysiloxane 3:60 ~ 93 part, filler 1:60 ~ 90 part, filler 2:3 ~ 12 part, filler 3:25 ~ 48 part, filler 4:10 ~ 20 part, filler 5:1 ~ 6 part, auxiliary agent 1:0.3 ~ 10 part, auxiliary agent 2:0.1 ~ 8 part, linking agent: 4 ~ 16 parts, catalyzer: 0.08 ~ 2 part, every a deciding according to actual production, such as, every a unit can be kilogram.
And, embodiment polysiloxane and linking agent, catalyzer, at room temperature meet moisture in air just can automatically solidify, elasticity can be kept for a long time in-60 DEG C ~ 200 DEG C temperature ranges, there is excellent electric property and chemical stability, can water-fast, resistance to ozone, weather, ageing-resistant, wherein, polysiloxane chemical formula is as follows:
Wherein, polysiloxane 1 selects viscosity (25 DEG C) to be one or more polysiloxane in 1500 ~ 100000CS; Polysiloxane 2 selects viscosity (25 DEG C) to be one or more polysiloxane in 100000 ~ 3000000CS; Polysiloxane 3 selects viscosity (25 DEG C) to be one or more polysiloxane in 3000000 ~ 6000000CS.
Wherein, the polysiloxane of the three kinds of different viscosity used, i.e. polysiloxane 1, polysiloxane 2 and polysiloxane 3, their viscosity is all test gained when temperature 25 DEG C, and, polysiloxane 1, the use number of polysiloxane 2 and polysiloxane 3 can adjust arbitrarily according in formula range, but it uses total number to remain 100 parts, such as, it is 5 parts that polysiloxane 1 is selected, polysiloxane 2 selects 2 parts, then polysiloxane 3 is selected is 93 parts, and for example, it is 25 parts that polysiloxane 1 is selected, polysiloxane 2 selects 15 parts, then polysiloxane 3 is selected is 60 parts, so analogize.
Further, filler 1 is nanometer reinforced filling, and filler 2 is modified white carbon black filler, and filler 3 is Nanometer hydroxide flame retardant fillers, and filler 4 is nitrogen phosphorus flame retardant filler, and filler 5 is heat-resistant agent filler.
Wherein, filler 1, namely nanometer reinforced filling selects the surperficial modified nano calcium carbonate acid-treated through tristearin, chemical formula: CaCO3; Or nanometer reinforced filling can also select the one in modified manometer silicon dioxide, modified Nano silicon powder, ultrafine kaolin, diatomite, calcium hydroxide, modified nano calcium carbonate or several arbitrarily, by adopt one or or arbitrarily several with the use of.
Filler 2, namely the hydrophobic gas-phase silica after modification selected by modified white carbon black filler.Also hydrophobic precipitated silica can be selected in addition.
Filler 3, namely Nanometer hydroxide flame retardant fillers selects nano-aluminum hydroxide and nano-sized magnesium hydroxide, nano-aluminum hydroxide and nanometer hydroxide chemical formula are respectively: Al (OH) 3, Mg (OH) 3, and press 2:1 ~ 5:1 with the use of as fire-retardant filler.
Filler 4, namely inorganic nitrogen phosphorus system selected by nitrogen phosphorus flame retardant filler, or, select the one in nitrogen system, phosphorus system, nitrogen nitrile flame retardant or arbitrarily several with the use of.
Filler 5, namely nano ceric oxide selected by heat-resistant agent filler.In addition, according to the different environments for use of this Project Product, can select in ferric oxide, Z 250, nano titanium oxide, isocaprylic acid cerium, isocaprylic acid iron, nano ceric oxide one or more with the use of.
Further, auxiliary agent 1 and auxiliary agent 2 are two kinds of dissimilar auxiliary agents; Wherein, auxiliary agent 1 selects low polymerization degree iso-butylene or dimethyl silicone oil or silazane to do, and wherein, the relative molecular mass of the polyisobutene selected is 370 ~ 4000; Further, auxiliary agent 2 select the one in γ mono-aminopropyl triethoxysilane, γ mono-(2.3 1 epoxy third oxygen) propyl trimethoxy silicane, γ mono-(methacryloxypropyl) propyl trimethoxy silicane, N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane, γ mono-aminopropyltriethoxy diethoxy silane or arbitrarily several with the use of.
Or, linking agent, select methyl tributanoximo silane and vinyl tributyl ketoximyl silane to arrange in pairs or groups and be used as product linking agent, phenyl tributanoximo silane, four Diacetylmonoxime base silanes also can be selected with the use of as linking agent, and catalyzer selects dibutyl tin laurate as catalyzer.
Embodiment 2
Present embodiments provide a kind of method of manufacturing technology manufacturing solidification insulating protection material automatically in embodiment 1, when automatically solidifying insulating protection material more than manufacturing, adopt following method of manufacturing technology to carry out:
Steps A: first carry out Primary batching system and once mixing, prepare burden the feed composition that uses and component according to: polysiloxane 1:5 ~ 25 part, polysiloxane 2:2 ~ 15 part, polysiloxane 3:60 ~ 93 part, filler 1:60 ~ 90 part, filler 2:3 ~ 12 part, filler 3:25 ~ 45 part, filler 4:10 ~ 20 part, filler 5:1 ~ 6 part, auxiliary agent 1:0.3 ~ 10 part, auxiliary agent 2:0.1 ~ 8 part, linking agent: 4 ~ 16 parts, catalyzer: 0.08 ~ 2 part, every a decides according to actual production, and every a unit can be kilogram.
Wherein, polysiloxane 1 selects viscosity (25 DEG C) to be one or more polysiloxane in 1500 ~ 100000CS; Polysiloxane 2 selects viscosity (25 DEG C) to be one or more polysiloxane in 100000 ~ 3000000CS; Polysiloxane 3 selects viscosity (25 DEG C) to be one or more polysiloxane in 3000000 ~ 6000000CS.
Wherein, the polysiloxane of the three kinds of different viscosity used, i.e. polysiloxane 1, polysiloxane 2 and polysiloxane 3, their viscosity is all test gained when temperature 25 DEG C, and, polysiloxane 1, the use number of polysiloxane 2 and polysiloxane 3 can adjust arbitrarily according in formula range, but it uses total number to remain 100 parts, such as, it is 5 parts that polysiloxane 1 is selected, polysiloxane 2 selects 2 parts, then polysiloxane 3 is selected is 93 parts, and for example, it is 25 parts that polysiloxane 1 is selected, polysiloxane 2 selects 15 parts, then polysiloxane 3 is selected is 60 parts, so analogize.
Further, filler 1 is nanometer reinforced filling, and filler 2 is modified white carbon black filler, and filler 3 is Nanometer hydroxide flame retardant fillers, and filler 4 is nitrogen phosphorus flame retardant filler, and filler 5 is heat-resistant agent filler.
Filler 1, namely nanometer reinforced filling selects the surperficial modified nano calcium carbonate acid-treated through tristearin, chemical formula: CaCO3; Or nanometer reinforced filling can also select the one in modified manometer silicon dioxide, modified Nano silicon powder, ultrafine kaolin, diatomite, calcium hydroxide, modified nano calcium carbonate or several arbitrarily, by adopt one or or arbitrarily several with the use of.Filler 2, namely the hydrophobic gas-phase silica after modification selected by modified white carbon black filler.Also hydrophobic precipitated silica can be selected in addition.Filler 3, namely Nanometer hydroxide flame retardant fillers selects nano-aluminum hydroxide and nano-sized magnesium hydroxide, nano-aluminum hydroxide and nanometer hydroxide chemical formula are respectively: Al (OH) 3, Mg (OH) 3, and press 2:1 ~ 5:1 with the use of as fire-retardant filler.Filler 4, namely inorganic nitrogen phosphorus system selected by nitrogen phosphorus flame retardant filler, or, select the one in nitrogen system, phosphorus system, nitrogen nitrile flame retardant or arbitrarily several with the use of.Filler 5, namely nano ceric oxide selected by heat-resistant agent filler.In addition, according to the different environments for use of this Project Product, can select in ferric oxide, Z 250, nano titanium oxide, isocaprylic acid cerium, isocaprylic acid iron, nano ceric oxide one or more with the use of.
Auxiliary agent 1 and auxiliary agent 2 are two kinds of dissimilar auxiliary agents; Wherein, auxiliary agent 1 selects low polymerization degree iso-butylene or dimethyl silicone oil or silazane to do, and wherein, the relative molecular mass of the polyisobutene selected is 370 ~ 4000; Further, auxiliary agent 2 select the one in γ mono-aminopropyl triethoxysilane, γ mono-(2.3 1 epoxy third oxygen) propyl trimethoxy silicane, γ mono-(methacryloxypropyl) propyl trimethoxy silicane, N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane, γ mono-aminopropyltriethoxy diethoxy silane or arbitrarily several with the use of.Linking agent, select methyl tributanoximo silane and vinyl tributyl ketoximyl silane to arrange in pairs or groups and be used as product linking agent, also phenyl tributanoximo silane, four Diacetylmonoxime base silanes can be selected with the use of as linking agent, and catalyzer selects dibutyl tin laurate as catalyzer.
So, after completing above batching, again according to polysiloxane 1, polysiloxane 2, polysiloxane 3 that formula rate will have been prepared burden successively, auxiliary agent 1, filler 1, filler 2, filler 3, filler 4 add in kneader, after addition material is agglomerating in kneader, mediate 2 hours at high-temperature vacuum, temperature: 140 ~ 150 DEG C;
Once mixing complete after, perform step B, namely to mediate after group's material cool: namely when agglomerating material is cooled to room temperature 25 DEG C, and, maintenance ambient relative humidity 20% within place.
And then carry out step C, carry out second batch and secondary mixing: the filler 5 prepared in step, linking agent are added in agglomerating material successively, namely add to and cooled in the agglomerating material of room temperature, after agglomerating, vacuum heat-preserving mediates 20 minutes, holding temperature: 25 DEG C.
Finally perform step D again, namely carry out three batchings and three times mixing, then the catalyzer of having prepared burden in steps A, auxiliary agent 2 are added to successively in kneader, after agglomerating, vacuum heat-preserving mediates 30 minutes, holding temperature: 25 DEG C, three mixing rear formation finished products.
Or, after step D, also perform step e: the finished product group material after mixing to three times carries out extrusion moulding, wherein, the finished product extrusion moulding in an extruder that can will have produced, can cut according to 1000mm*100mm*2mm (the wide * of long * is thick) size, also can according to actual provision demand, according to other size extrusion moulding.
Or, after step e, also perform step F: vacuum packaging: carried out vacuumizing packaging by the product cut, thus be convenient to transport and deposit.
So, by the new type auto solidification insulating protection material product that above recipe ingredient and processing method obtain, product is used for 10/20KV high voltage overhead bare wire, high voltage overhead lines gold utensil, lead-in wire and cross-arm, Power tabs, disconnecting link, isolator, the insulating protection of substation and switch cabinet busbar, can provide safeguard for the supply of electric power of safety steady in a long-term, also can be applicable to the waterproof sealing of all types of feeder head of communication base station, and this product directly can bring following beneficial effect to have:
1. install very convenient, directly attach, without the need to heating, air solidifies automatically;
2. cementability, consistency are good, can be formed good bonding with metal, rubber, frosting, to ensure long-term waterproof sealing performance during ingress of air solidification;
3. reduce animalcule and cause the risk of disaster (disaster that such as mouse, snake, bird cause);
4. the short circuit accident that the extreme climate reason such as the frost because frost and snow causes, the wind-induced branch overlap joint of platform causes is reduced;
5. high voltage withstanding, through test, its 2mm can withstand voltage 30kv, to aerial bare line and the effective insulating protection of joint, can reduce the probability that personnel's mishandle causes severe safety accident;
6. reduce because branch, building, Bird's Nest etc. are for the hidden danger of aerial line tripping operation short circuit;
7. can heatproof 150 DEG C, and there is good flame retardant properties, the severe safety accident that the electrical breakdown of prevention substation causes;
And have certain thermal conductivity 8., do not affect heat radiation and warm survey demand, effectively can prevent from transshipping the coating cracking vibrating and cause;
9. excellent snappiness and plasticity-, automatically toward there being the place in space flow and fill up, can be particularly suitable for abnormally-structured insulating protection;
10. be easy to dismounting, directly scratch by hard metal namely dismountable, convenient maintenance.
These are only preferred embodiment of the present invention, be not limited to the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. automatically solidify an insulating protection material, it is characterized in that, it comprises feed composition and deal is as follows:
Wherein, polysiloxane 1 selects viscosity (25 DEG C) to be one or more polysiloxane in 1500 ~ 100000CS; Polysiloxane 2 selects viscosity (25 DEG C) to be one or more polysiloxane in 100000 ~ 3000000CS; Polysiloxane 3 selects viscosity (25 DEG C) to be one or more polysiloxane in 3000000 ~ 6000000CS;
Further, filler 1 is nanometer reinforced filling, and filler 2 is modified white carbon black filler, and filler 3 is Nanometer hydroxide flame retardant fillers, and filler 4 is nitrogen phosphorus flame retardant filler, and filler 5 is heat-resistant agent filler.
2. automatic solidification insulating protection material according to claim 1, it is characterized in that: nanometer reinforced filling selects the surperficial modified nano calcium carbonate acid-treated through tristearin, or selects the one in modified manometer silicon dioxide, modified Nano silicon powder, ultrafine kaolin, diatomite, calcium hydroxide, modified nano calcium carbonate or several arbitrarily;
Modified white carbon black filler selects the hydrophobic gas-phase silica after modification or hydrophobic precipitated silica;
Nanometer hydroxide flame retardant fillers selects nano-aluminum hydroxide and nano-sized magnesium hydroxide;
Inorganic nitrogen phosphorus system selected by nitrogen phosphorus flame retardant filler, or, select the one or several arbitrarily in nitrogen system, phosphorus system, nitrogen nitrile flame retardant;
Nano ceric oxide selected by heat-resistant agent filler, or selects the one in ferric oxide, Z 250, nano titanium oxide, isocaprylic acid cerium, isocaprylic acid iron, nano ceric oxide or several arbitrarily.
3. automatic solidification insulating protection material according to claim 2, is characterized in that: Nanometer hydroxide flame retardant fillers selects nano-aluminum hydroxide and nano-sized magnesium hydroxide, and presses 2:1 ~ 5:1 with the use of as flame retardant fillers.
4. automatic solidification insulating protection material according to claim 1, is characterized in that: auxiliary agent 1 and auxiliary agent 2 are two kinds of dissimilar auxiliary agents; Wherein, auxiliary agent 1 selects low polymerization degree iso-butylene or dimethyl silicone oil or silazane, and wherein, the relative molecular mass of the polyisobutene selected is 370 ~ 4000; Further, the one or several arbitrarily in γ mono-aminopropyl triethoxysilane, γ mono-(2.3 1 epoxy third oxygen) propyl trimethoxy silicane, γ mono-(methacryloxypropyl) propyl trimethoxy silicane, N-(β-aminoethyl)-γ-aminopropyltrimethoxysilane, γ mono-aminopropyltriethoxy diethoxy silane selected by auxiliary agent 2.
5. automatic solidification insulating protection material according to claim 1, it is characterized in that: linking agent is selected methyl tributanoximo silane and vinyl tributyl ketoximyl silane to arrange in pairs or groups and is used as product linking agent, or select phenyl tributanoximo silane and four Diacetylmonoxime base silanes with the use of as linking agent, further, dibutyl tin laurate selected by catalyzer.
6., according to the arbitrary described automatic solidification insulating protection material of claim 1-5, it is characterized in that: total composition quantities of the polysiloxane 1 used and polysiloxane 2 and polysiloxane 3 is 100 parts.
7. a method of manufacturing technology for the arbitrary automatic solidification insulating protection material of claim 1-6, is characterized in that: comprise the steps:
A: Primary batching system and once mixing: according to the formula rate of claim 1 successively by polysiloxane 1, polysiloxane 2, polysiloxane 3, auxiliary agent 1, filler 1, filler 2, filler 3, filler 4 add in kneader, after addition material is agglomerating in kneader, then high-temperature vacuum is mediated in kneader;
B, cooling: once after mixing end, treat that agglomerating material is cooled to room temperature;
C: second batch and secondary mixing: according to claim 1 formula rate, filler 5, linking agent are added in agglomerating material successively, after agglomerating, and mediate at vacuum heat-preserving;
D, three times batching and three times mixing: according to claim 1 formula rate, catalyzer, auxiliary agent 2 are added in kneader successively, after agglomerating, and vacuum heat-preserving mediate, thus formed finished product.
8. method of manufacturing technology according to claim 7, is characterized in that: in steps A, and after adding formula constituent, when in kneader, high-temperature vacuum is mediated, kneading time is 2 hours, temperature: 140 ~ 150 DEG C; Further, in step C: vacuum heat-preserving kneading time is 20 minutes, holding temperature: 25 DEG C; And in step D: vacuum heat-preserving kneading time is 30 minutes, holding temperature: 25 DEG C.
9. the new type auto solidification insulating protection material according to claim 7 or 8, is characterized in that: also comprise step e: extrusion moulding: by the product extrusion moulding in an extruder of having produced.
10. automatic solidification insulating protection material according to claim 9, is characterized in that: also comprise step F: vacuum packaging: carried out vacuumizing packaging by the product cut.
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| CN109337188A (en) * | 2018-10-08 | 2019-02-15 | 深圳市沃尔核材股份有限公司 | A kind of cross-linking radiation high temperature heat-resistant Heat-Shrinkable Tubings and production method |
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| CN109337188B (en) * | 2018-10-08 | 2022-02-15 | 深圳市沃尔核材股份有限公司 | Irradiation crosslinking high-temperature-resistant heat-shrinkable sleeve and production method thereof |
| CN109354757B (en) * | 2018-10-08 | 2023-12-12 | 深圳市沃尔核材股份有限公司 | Irradiation crosslinking high-temperature-resistant cable insulating material capable of being processed at low temperature and production method thereof |
| CN112898688A (en) * | 2021-01-20 | 2021-06-04 | 武汉科锐电气股份有限公司 | Medium-low voltage grade halogen-free flame-retardant ethylene propylene rubber insulating material and preparation method thereof |
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