CN105419346A - High-performance self-limit electric tracing band rubber oversheath - Google Patents
High-performance self-limit electric tracing band rubber oversheath Download PDFInfo
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- CN105419346A CN105419346A CN201511015263.0A CN201511015263A CN105419346A CN 105419346 A CN105419346 A CN 105419346A CN 201511015263 A CN201511015263 A CN 201511015263A CN 105419346 A CN105419346 A CN 105419346A
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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
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
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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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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- C—CHEMISTRY; METALLURGY
- 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
Abstract
The invention discloses a high-performance self-limit electric tracing band rubber oversheath. The rubber oversheath comprises raw materials, by weight, 100 parts of methyl vinyl silicone rubber, 20-40 parts of carboxyl nitrile rubber, 15-35 parts of chloroprene rubber, 0.8-1.8 parts of sulphur, 0.5-1.4 parts of 2,5-dimethyl-2,5-di(tertiary-butylperoxy)-3-hexyne, 1.5-3.5 parts of zinc dimethacrylate, 1.5-3.5 parts of sodium dichromate, 60-85 parts of modified glass fibers, 8-14 parts of graphite powder, 15-35 parts of talcum powder, 8-14 parts of silica powder, 5-15 parts of kaolin, 8-18 parts of nano aluminum oxide, 1-1.8 parts of anti-oxidant AT-215, 1-4 parts of sodium lignosulfonate, 0.8-1.6 parts of epoxidized soybean oil, 0.7-1.8 parts of dioctyl phthalate, 0.7-1.8 parts of liquid coumarone resin and 1-1.7 parts of zine stearate. The rubber oversheath is advantaged by good heat transfer property, high hardness and excellent wear resistance.
Description
Technical field
The present invention relates to field of rubber technology, particularly relate to a kind of high-performance self-limited type electric-heating belt rubber outer protection cover.
Background technology
Electric-heating belt, since last century, the seventies entered Application Areas, has become electric-heating belt type the most general in the world today, and it is widely used in heating highway, ramp, crossing, eaves and floor etc.Self-limited type electric-heating belt is inner, and be dispersed with the PTC macromolecular material of heat effect between two conductive core, its outside is made up of polymer sheath, metallic shield net and polymer oversheath.In domestic at present for the outer polymer oversheath of temperature selflimiting electric tracing band owing to still can not meet demand by environment for use restriction, especially cold environment in the winter time, the thermal conduction of current temperature selflimiting electric tracing band oversheath, hardness and wear resistance also can not meet demand.
Summary of the invention
The present invention proposes a kind of high-performance self-limited type electric-heating belt rubber outer protection cover, good thermal conduction, hardness is high, and wear resisting property is excellent.
A kind of high-performance self-limited type electric-heating belt rubber outer protection cover that the present invention proposes, its raw material comprises by weight: methyl vinyl silicone rubber 100 parts, carboxy nitrile rubber 20 ~ 40 parts, chloroprene rubber 15 ~ 35 parts, 0.8 ~ 1.8 part, sulphur, 2, 5-dimethyl-2, 5-bis-(t-butylperoxy)-3-hexin 0.5 ~ 1.4 part, zinc dimethacrylate 1.5 ~ 3.5 parts, sodium dichromate 99 1.5 ~ 3.5 parts, modified glass-fiber 60 ~ 85 parts, Graphite Powder 99 8 ~ 14 parts, talcum powder 15 ~ 35 parts, silicon powder 8 ~ 14 parts, kaolin 5 ~ 15 parts, nano aluminium oxide 8 ~ 18 parts, oxidation inhibitor AT-2151 ~ 1.8 part, sodium lignosulfonate 1 ~ 4 part, epoxy soybean oil 0.8 ~ 1.6 part, phthalic acid two (2-ethylhexyl) ester 0.7 ~ 1.8 part, liquid coumarone indene resin 0.7 ~ 1.8 part, Zinic stearas 1 ~ 1.7 part.
Preferably, modified glass-fiber adopts following technique to prepare: under nitrogen protection, after Silane coupling agent KH550, deionized water, glass fibre mixing, stirs, filters, washing, dry and obtain the first prefabricated material; By sodium borohydride solution, Silver Nitrate, trisodium citrate, deionized water and stirring evenly, leave standstill and obtain the second prefabricated material; In the first prefabricated material, add nylon 6, PVP, cetyl trimethylammonium bromide, xitix, deionized water mix, add the second prefabricated material to mix, then adding salpeter solution regulation system pH value is 5 ~ 5.8, Silver Nitrate is added under whipped state, add completely and continue to stir, centrifugation, washing, dry, send in forcing machine and once extrude, extrusion temperature is 210 ~ 230 DEG C, pelletizing, dries, then send into secondary in forcing machine to extrude, extrusion temperature is 205 ~ 225 DEG C, pelletizing, dries and obtains modified glass-fiber.
Preferably, in the preparation technology of modified glass-fiber, the weight ratio of Silane coupling agent KH550, glass fibre, nylon 6, PVP, cetyl trimethylammonium bromide is 5 ~ 15:8 ~ 16:40 ~ 60:2.5 ~ 3.5:2 ~ 4.5.
Preferably, in the preparation technology of modified glass-fiber, the weight ratio of Silane coupling agent KH550, trisodium citrate, xitix is 5 ~ 15:11 ~ 15:5 ~ 12.
Preferably, modified glass-fiber adopts following technique to prepare: under nitrogen protection, by weight by 5 ~ 15 parts of Silane coupling agent KH550s, 40 ~ 60 parts of deionized waters, 8 ~ 16 parts of glass fibre mixing, 5 ~ 15min is stirred with the speed of 400 ~ 600r/min, whipping temp is 86 ~ 96 DEG C, filter, washing, dry and obtain the first prefabricated material, be the sodium borohydride solution of 3.5 ~ 4.5mmol/L by 5 ~ 10 parts of concentration, 15 ~ 35 parts of Silver Nitrates, 11 ~ 15 parts of trisodium citrates, 60 ~ 120 parts of deionized waters carry out stirring 8 ~ 16min, stirring velocity 160 ~ 260r/min, leaves standstill 5 ~ 12h and obtains the second prefabricated material, 40 ~ 60 parts of nylon 6 are added in the first prefabricated material, 2.5 ~ 3.5 parts of PVPs, 2 ~ 4.5 parts of cetyl trimethylammonium bromides, 5 ~ 12 parts of xitix, 40 ~ 80 parts of deionized waters mix, add the second prefabricated material to mix, then to add massfraction be the salpeter solution regulation system pH value of 2 ~ 4.5wt% is 5 ~ 5.8, 14 ~ 19 parts of Silver Nitrates are added under whipped state, add completely and continue stirring 30 ~ 50min, centrifugation, washing, dry, send in forcing machine and once extrude, extrusion temperature is 210 ~ 230 DEG C, pelletizing, dry, then send into secondary in forcing machine to extrude, extrusion temperature is 205 ~ 225 DEG C, pelletizing, oven dry obtains modified glass-fiber.
Preferably, the weight ratio of methyl vinyl silicone rubber, carboxy nitrile rubber, chloroprene rubber is 100:30 ~ 34:20 ~ 26.
Preferably, the weight ratio of modified glass-fiber, Graphite Powder 99, talcum powder, silicon powder, kaolin, nano aluminium oxide is 70 ~ 76:9 ~ 12:20 ~ 24:11 ~ 13:8 ~ 12:12 ~ 14.
Preferably, the weight ratio of epoxy soybean oil, phthalic acid two (2-ethylhexyl) ester, liquid coumarone indene resin, Zinic stearas is 1.2 ~ 1.4:1 ~ 1.4:1.2 ~ 1.5:1.2 ~ 1.5.
Preferably, described high-performance self-limited type electric-heating belt rubber outer protection cover, its raw material comprises by weight: methyl vinyl silicone rubber 100 parts, carboxy nitrile rubber 30 ~ 34 parts, chloroprene rubber 20 ~ 26 parts, 1.2 ~ 1.5 parts, sulphur, 2, 5-dimethyl-2, 5-bis-(t-butylperoxy)-3-hexin 0.6 ~ 1 part, zinc dimethacrylate 1.6 ~ 2 parts, sodium dichromate 99 2 ~ 2.4 parts, modified glass-fiber 70 ~ 76 parts, Graphite Powder 99 9 ~ 12 parts, talcum powder 20 ~ 24 parts, silicon powder 11 ~ 13 parts, kaolin 8 ~ 12 parts, nano aluminium oxide 12 ~ 14 parts, oxidation inhibitor AT-2151.2 ~ 1.4 part, sodium lignosulfonate 2 ~ 2.6 parts, epoxy soybean oil 1.2 ~ 1.4 parts, phthalic acid two (2-ethylhexyl) ester 1 ~ 1.4 part, liquid coumarone indene resin 1.2 ~ 1.5 parts, Zinic stearas 1.2 ~ 1.5 parts.
The present invention is with methyl vinyl silicone rubber, carboxy nitrile rubber, chloroprene rubber synergy, adopt sulphur, 2,5-dimethyl-2, sulfuration worked in coordination with by 5-bis-(t-butylperoxy)-3-hexin, zinc dimethacrylate, sodium dichromate 99, make hardness of the present invention high, wear resistance is fabulous, and the modified glass-fiber added, talcum powder, silicon powder, kaolin, nano aluminium oxide synergy, can effectively strengthen mechanics of the present invention and heat conductivility.In the preparation technology of modified glass-fiber, Silane coupling agent KH550 one end is oxyethyl group, silanol is formed after hydrolysis, organically combine with the hydroxyl of fiberglass surfacing, and the amino of the other end can react with the carboxyl on nylon 6, thus glass fibre and nylon 6 are combined closely, improve hardness and the wear resistance of modified glass-fiber, fiberglass surfacing is surface irregularity after treatment, surface leaves cavity, utilize the macromolecular chain steric hindrance of PVP and the electrostatic repulsion of cetyl trimethylammonium bromide, the minimum particle diameter material obtained with the second prefabricated material effect, can be embedded in cavity, density of the present invention be increased, extreme hardness, wear resistance strengthens further, the simultaneously amino of Silane coupling agent KH550 and xitix, Silver Nitrate reacts, bonding force is extremely strong, make gained modified glass-fiber smooth surface, and between unclassified stores, compatibility is fabulous in raw material, wherein sodium lignosulfonate and unreacted Silane coupling agent KH550 can by methyl vinyl silicone rubbers, carboxy nitrile rubber, chloroprene rubber and Graphite Powder 99, talcum powder, silicon powder, kaolin, nano aluminium oxide organically combines, make thermostability of the present invention, thermal conductivity is very excellent, and hardness and wear resistance is fabulous, further with epoxy soybean oil, phthalic acid two (2-ethylhexyl) ester, liquid coumarone indene resin, Zinic stearas, oxidation inhibitor AT-215 acts synergistically, can ensure under the prerequisite that hardness is high, make the present invention's not frangibility, long service life.
Embodiment
Embodiment 1
A kind of high-performance self-limited type electric-heating belt rubber outer protection cover, its raw material comprises by weight: methyl vinyl silicone rubber 100 parts, carboxy nitrile rubber 40 parts, chloroprene rubber 15 parts, 1.8 parts, sulphur, 2, 5-dimethyl-2, 5-bis-(t-butylperoxy)-3-hexin 0.5 part, zinc dimethacrylate 3.5 parts, sodium dichromate 99 1.5 parts, modified glass-fiber 85 parts, Graphite Powder 99 8 parts, talcum powder 35 parts, silicon powder 8 parts, kaolin 15 parts, nano aluminium oxide 8 parts, oxidation inhibitor AT-2151.8 part, sodium lignosulfonate 1 part, epoxy soybean oil 1.6 parts, phthalic acid two (2-ethylhexyl) ester 0.7 part, liquid coumarone indene resin 1.8 parts, Zinic stearas 1 part.
Embodiment 2
A kind of high-performance self-limited type electric-heating belt rubber outer protection cover, its raw material comprises by weight: methyl vinyl silicone rubber 100 parts, carboxy nitrile rubber 20 parts, chloroprene rubber 35 parts, 0.8 part, sulphur, 2, 5-dimethyl-2, 5-bis-(t-butylperoxy)-3-hexin 1.4 parts, zinc dimethacrylate 1.5 parts, sodium dichromate 99 3.5 parts, modified glass-fiber 60 parts, Graphite Powder 99 14 parts, talcum powder 15 parts, silicon powder 14 parts, kaolin 5 parts, nano aluminium oxide 18 parts, oxidation inhibitor AT-2151 part, sodium lignosulfonate 4 parts, epoxy soybean oil 0.8 part, phthalic acid two (2-ethylhexyl) ester 1.8 parts, liquid coumarone indene resin 0.7 part, Zinic stearas 1.7 parts.
Embodiment 3
A kind of high-performance self-limited type electric-heating belt rubber outer protection cover, its raw material comprises by weight: methyl vinyl silicone rubber 100 parts, carboxy nitrile rubber 30 parts, chloroprene rubber 26 parts, 1.2 parts, sulphur, 2, 5-dimethyl-2, 5-bis-(t-butylperoxy)-3-hexin 1 part, zinc dimethacrylate 1.6 parts, sodium dichromate 99 2.4 parts, modified glass-fiber 70 parts, Graphite Powder 99 12 parts, talcum powder 20 parts, silicon powder 13 parts, kaolin 8 parts, nano aluminium oxide 14 parts, oxidation inhibitor AT-2151.2 part, sodium lignosulfonate 2.6 parts, epoxy soybean oil 1.2 parts, phthalic acid two (2-ethylhexyl) ester 1.4 parts, liquid coumarone indene resin 1.2 parts, Zinic stearas 1.5 parts.
Modified glass-fiber adopts following technique to prepare: under nitrogen protection, by weight by 5 parts of Silane coupling agent KH550s, 60 parts of deionized waters, 8 parts of glass fibre mixing, stirs 5min with the speed of 600r/min, whipping temp is 96 DEG C, filter, washing, dry and obtain the first prefabricated material; Be the sodium borohydride solution of 4.5mmol/L by 5 parts of concentration, 15 parts of Silver Nitrates, 15 parts of trisodium citrates, 60 parts of deionized waters carry out stirring 16min, stirring velocity 160r/min, standing 12h obtains the second prefabricated material;
40 parts of nylon 6 are added in the first prefabricated material, 3.5 parts of PVPs, 2 parts of cetyl trimethylammonium bromides, 12 parts of xitix, 40 parts of deionized waters mix, add the second prefabricated material to mix, then to add massfraction be the salpeter solution regulation system pH value of 4.5wt% is 5, 19 parts of Silver Nitrates are added under whipped state, add completely and continue to stir 30min, centrifugation, washing, dry, send in forcing machine and once extrude, extrusion temperature is 230 DEG C, pelletizing, dry, then send into secondary in forcing machine to extrude, extrusion temperature is 205 DEG C, pelletizing, oven dry obtains modified glass-fiber.
Embodiment 4
A kind of high-performance self-limited type electric-heating belt rubber outer protection cover, its raw material comprises by weight: methyl vinyl silicone rubber 100 parts, carboxy nitrile rubber 34 parts, chloroprene rubber 20 parts, 1.5 parts, sulphur, 2, 5-dimethyl-2, 5-bis-(t-butylperoxy)-3-hexin 0.6 part, zinc dimethacrylate 2 parts, sodium dichromate 99 2 parts, modified glass-fiber 76 parts, Graphite Powder 99 9 parts, talcum powder 24 parts, silicon powder 11 parts, kaolin 12 parts, nano aluminium oxide 12 parts, oxidation inhibitor AT-2151.4 part, sodium lignosulfonate 2 parts, epoxy soybean oil 1.4 parts, phthalic acid two (2-ethylhexyl) ester 1 part, liquid coumarone indene resin 1.5 parts, Zinic stearas 1.2 parts.
Modified glass-fiber adopts following technique to prepare: under nitrogen protection, by weight by 15 parts of Silane coupling agent KH550s, 40 parts of deionized waters, 16 parts of glass fibre mixing, stirs 15min with the speed of 400r/min, whipping temp is 86 DEG C, filter, washing, dry and obtain the first prefabricated material; Be the sodium borohydride solution of 3.5mmol/L by 10 parts of concentration, 35 parts of Silver Nitrates, 11 parts of trisodium citrates, 120 parts of deionized waters carry out stirring 8min, stirring velocity 260r/min, standing 5h obtains the second prefabricated material;
60 parts of nylon 6 are added in the first prefabricated material, 2.5 parts of PVPs, 4.5 parts of cetyl trimethylammonium bromides, 5 parts of xitix, 80 parts of deionized waters mix, add the second prefabricated material to mix, then to add massfraction be the salpeter solution regulation system pH value of 2wt% is 5.8, 14 parts of Silver Nitrates are added under whipped state, add completely and continue to stir 50min, centrifugation, washing, dry, send in forcing machine and once extrude, extrusion temperature is 210 DEG C, pelletizing, dry, then send into secondary in forcing machine to extrude, extrusion temperature is 225 DEG C, pelletizing, oven dry obtains modified glass-fiber.
Embodiment 5
A kind of high-performance self-limited type electric-heating belt rubber outer protection cover, its raw material comprises by weight: methyl vinyl silicone rubber 100 parts, carboxy nitrile rubber 32 parts, chloroprene rubber 23 parts, 1.3 parts, sulphur, 2, 5-dimethyl-2, 5-bis-(t-butylperoxy)-3-hexin 0.85 part, zinc dimethacrylate 1.8 parts, sodium dichromate 99 2.2 parts, modified glass-fiber 73 parts, Graphite Powder 99 11.2 parts, talcum powder 22 parts, silicon powder 12 parts, kaolin 10 parts, nano aluminium oxide 13 parts, oxidation inhibitor AT-2151.26 part, sodium lignosulfonate 2.3 parts, epoxy soybean oil 1.32 parts, phthalic acid two (2-ethylhexyl) ester 1.2 parts, liquid coumarone indene resin 1.35 parts, Zinic stearas 1.35 parts.
Modified glass-fiber adopts following technique to prepare: under nitrogen protection, by weight by 12 parts of Silane coupling agent KH550s, 56 parts of deionized waters, 12 parts of glass fibre mixing, stirs 12min with the speed of 550r/min, whipping temp is 92 DEG C, filter, washing, dry and obtain the first prefabricated material; Be the sodium borohydride solution of 3.8mmol/L by 8.5 parts of concentration, 31 parts of Silver Nitrates, 14 parts of trisodium citrates, 110 parts of deionized waters carry out stirring 11min, stirring velocity 220r/min, standing 10h obtains the second prefabricated material;
52 parts of nylon 6 are added in the first prefabricated material, 2.9 parts of PVPs, 2.8 parts of cetyl trimethylammonium bromides, 10 parts of xitix, 60 parts of deionized waters mix, add the second prefabricated material to mix, then to add massfraction be the salpeter solution regulation system pH value of 3.6wt% is 5.2, 15 parts of Silver Nitrates are added under whipped state, add completely and continue to stir 42min, centrifugation, washing, dry, send in forcing machine and once extrude, extrusion temperature is 220 DEG C, pelletizing, dry, then send into secondary in forcing machine to extrude, extrusion temperature is 215 DEG C, pelletizing, oven dry obtains modified glass-fiber.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (9)
1. a high-performance self-limited type electric-heating belt rubber outer protection cover, it is characterized in that, its raw material comprises by weight: methyl vinyl silicone rubber 100 parts, carboxy nitrile rubber 20 ~ 40 parts, chloroprene rubber 15 ~ 35 parts, 0.8 ~ 1.8 part, sulphur, 2, 5-dimethyl-2, 5-bis-(t-butylperoxy)-3-hexin 0.5 ~ 1.4 part, zinc dimethacrylate 1.5 ~ 3.5 parts, sodium dichromate 99 1.5 ~ 3.5 parts, modified glass-fiber 60 ~ 85 parts, Graphite Powder 99 8 ~ 14 parts, talcum powder 15 ~ 35 parts, silicon powder 8 ~ 14 parts, kaolin 5 ~ 15 parts, nano aluminium oxide 8 ~ 18 parts, oxidation inhibitor AT-2151 ~ 1.8 part, sodium lignosulfonate 1 ~ 4 part, epoxy soybean oil 0.8 ~ 1.6 part, phthalic acid two (2-ethylhexyl) ester 0.7 ~ 1.8 part, liquid coumarone indene resin 0.7 ~ 1.8 part, Zinic stearas 1 ~ 1.7 part.
2. high-performance self-limited type electric-heating belt rubber outer protection cover according to claim 1, it is characterized in that, modified glass-fiber adopts following technique to prepare: under nitrogen protection, after Silane coupling agent KH550, deionized water, glass fibre mixing, stir, filter, washing, dry and obtain the first prefabricated material; By sodium borohydride solution, Silver Nitrate, trisodium citrate, deionized water and stirring evenly, leave standstill and obtain the second prefabricated material; In the first prefabricated material, add nylon 6, PVP, cetyl trimethylammonium bromide, xitix, deionized water mix, add the second prefabricated material to mix, then adding salpeter solution regulation system pH value is 5 ~ 5.8, Silver Nitrate is added under whipped state, add completely and continue to stir, centrifugation, washing, dry, send in forcing machine and once extrude, extrusion temperature is 210 ~ 230 DEG C, pelletizing, dries, then send into secondary in forcing machine to extrude, extrusion temperature is 205 ~ 225 DEG C, pelletizing, dries and obtains modified glass-fiber.
3. high-performance self-limited type electric-heating belt rubber outer protection cover according to claim 2, it is characterized in that, in the preparation technology of modified glass-fiber, the weight ratio of Silane coupling agent KH550, glass fibre, nylon 6, PVP, cetyl trimethylammonium bromide is 5 ~ 15:8 ~ 16:40 ~ 60:2.5 ~ 3.5:2 ~ 4.5.
4. high-performance self-limited type electric-heating belt rubber outer protection cover according to claim 2, is characterized in that, in the preparation technology of modified glass-fiber, the weight ratio of Silane coupling agent KH550, trisodium citrate, xitix is 5 ~ 15:11 ~ 15:5 ~ 12.
5. the high-performance self-limited type electric-heating belt rubber outer protection cover according to any one of claim 1-4, it is characterized in that, modified glass-fiber adopts following technique to prepare: under nitrogen protection, by weight by 5 ~ 15 parts of Silane coupling agent KH550s, 40 ~ 60 parts of deionized waters, 8 ~ 16 parts of glass fibre mixing, stir 5 ~ 15min with the speed of 400 ~ 600r/min, whipping temp is 86 ~ 96 DEG C, filters, washing, dries and obtains the first prefabricated material, be the sodium borohydride solution of 3.5 ~ 4.5mmol/L by 5 ~ 10 parts of concentration, 15 ~ 35 parts of Silver Nitrates, 11 ~ 15 parts of trisodium citrates, 60 ~ 120 parts of deionized waters carry out stirring 8 ~ 16min, stirring velocity 160 ~ 260r/min, leaves standstill 5 ~ 12h and obtains the second prefabricated material, 40 ~ 60 parts of nylon 6 are added in the first prefabricated material, 2.5 ~ 3.5 parts of PVPs, 2 ~ 4.5 parts of cetyl trimethylammonium bromides, 5 ~ 12 parts of xitix, 40 ~ 80 parts of deionized waters mix, add the second prefabricated material to mix, then to add massfraction be the salpeter solution regulation system pH value of 2 ~ 4.5wt% is 5 ~ 5.8, 14 ~ 19 parts of Silver Nitrates are added under whipped state, add completely and continue stirring 30 ~ 50min, centrifugation, washing, dry, send in forcing machine and once extrude, extrusion temperature is 210 ~ 230 DEG C, pelletizing, dry, then send into secondary in forcing machine to extrude, extrusion temperature is 205 ~ 225 DEG C, pelletizing, oven dry obtains modified glass-fiber.
6. the high-performance self-limited type electric-heating belt rubber outer protection cover according to any one of claim 1-5, it is characterized in that, the weight ratio of methyl vinyl silicone rubber, carboxy nitrile rubber, chloroprene rubber is 100:30 ~ 34:20 ~ 26.
7. the high-performance self-limited type electric-heating belt rubber outer protection cover according to any one of claim 1-6, it is characterized in that, the weight ratio of modified glass-fiber, Graphite Powder 99, talcum powder, silicon powder, kaolin, nano aluminium oxide is 70 ~ 76:9 ~ 12:20 ~ 24:11 ~ 13:8 ~ 12:12 ~ 14.
8. the high-performance self-limited type electric-heating belt rubber outer protection cover according to any one of claim 1-7, it is characterized in that, the weight ratio of epoxy soybean oil, phthalic acid two (2-ethylhexyl) ester, liquid coumarone indene resin, Zinic stearas is 1.2 ~ 1.4:1 ~ 1.4:1.2 ~ 1.5:1.2 ~ 1.5.
9. the high-performance self-limited type electric-heating belt rubber outer protection cover according to any one of claim 1-8, it is characterized in that, its raw material comprises by weight: methyl vinyl silicone rubber 100 parts, carboxy nitrile rubber 30 ~ 34 parts, chloroprene rubber 20 ~ 26 parts, 1.2 ~ 1.5 parts, sulphur, 2, 5-dimethyl-2, 5-bis-(t-butylperoxy)-3-hexin 0.6 ~ 1 part, zinc dimethacrylate 1.6 ~ 2 parts, sodium dichromate 99 2 ~ 2.4 parts, modified glass-fiber 70 ~ 76 parts, Graphite Powder 99 9 ~ 12 parts, talcum powder 20 ~ 24 parts, silicon powder 11 ~ 13 parts, kaolin 8 ~ 12 parts, nano aluminium oxide 12 ~ 14 parts, oxidation inhibitor AT-2151.2 ~ 1.4 part, sodium lignosulfonate 2 ~ 2.6 parts, epoxy soybean oil 1.2 ~ 1.4 parts, phthalic acid two (2-ethylhexyl) ester 1 ~ 1.4 part, liquid coumarone indene resin 1.2 ~ 1.5 parts, Zinic stearas 1.2 ~ 1.5 parts.
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| CN201511015263.0A CN105419346A (en) | 2015-12-31 | 2015-12-31 | High-performance self-limit electric tracing band rubber oversheath |
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| CN201511015263.0A CN105419346A (en) | 2015-12-31 | 2015-12-31 | High-performance self-limit electric tracing band rubber oversheath |
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| CN106750681A (en) * | 2016-12-12 | 2017-05-31 | 天长市康宁塑胶科技有限公司 | A kind of ageing-resistant waterproof chloroprene rubber material |
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| CN107629467A (en) * | 2017-10-31 | 2018-01-26 | 定远县保尔工贸有限公司 | A kind of charger baby Silicone Case of good heat dissipation effect |
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| CN107793765A (en) * | 2017-10-31 | 2018-03-13 | 定远县保尔工贸有限公司 | A kind of high heat conduction charger baby methyl vinyl silicone rubber sheath |
| CN108546350A (en) * | 2018-05-25 | 2018-09-18 | 安徽尼古拉电子科技有限公司 | A kind of Insulation anticorrosive cable material and preparation method thereof |
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| CN105101495A (en) * | 2015-08-12 | 2015-11-25 | 安邦电气集团有限公司 | Oil tank-used series-type constant power electric tracing band |
| CN105101485A (en) * | 2015-08-12 | 2015-11-25 | 安邦电气集团有限公司 | Instrument-used constant-power electric tracing band |
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- 2015-12-31 CN CN201511015263.0A patent/CN105419346A/en active Pending
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| CN105101495A (en) * | 2015-08-12 | 2015-11-25 | 安邦电气集团有限公司 | Oil tank-used series-type constant power electric tracing band |
| CN105101485A (en) * | 2015-08-12 | 2015-11-25 | 安邦电气集团有限公司 | Instrument-used constant-power electric tracing band |
| CN105142252A (en) * | 2015-08-12 | 2015-12-09 | 安邦电气集团有限公司 | Constant-power electric tracing band |
Cited By (8)
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| CN106519356A (en) * | 2016-11-23 | 2017-03-22 | 安徽微威环保科技有限公司 | Abrasion-resistant rubber material and preparation method thereof |
| CN106750681A (en) * | 2016-12-12 | 2017-05-31 | 天长市康宁塑胶科技有限公司 | A kind of ageing-resistant waterproof chloroprene rubber material |
| CN107556755A (en) * | 2017-09-14 | 2018-01-09 | 安徽天大铜业有限公司 | A kind of wear-resisting stretch-proof cable jacket material |
| CN107603232A (en) * | 2017-09-15 | 2018-01-19 | 安徽伙伴电气有限公司 | A kind of solar power system photovoltaic cable |
| CN107629467A (en) * | 2017-10-31 | 2018-01-26 | 定远县保尔工贸有限公司 | A kind of charger baby Silicone Case of good heat dissipation effect |
| CN107778873A (en) * | 2017-10-31 | 2018-03-09 | 定远县保尔工贸有限公司 | A kind of good charger baby rubber sheath preparation method of thermal conductivity |
| CN107793765A (en) * | 2017-10-31 | 2018-03-13 | 定远县保尔工贸有限公司 | A kind of high heat conduction charger baby methyl vinyl silicone rubber sheath |
| CN108546350A (en) * | 2018-05-25 | 2018-09-18 | 安徽尼古拉电子科技有限公司 | A kind of Insulation anticorrosive cable material and preparation method thereof |
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