CN105820400A - Tyre surface of graphene tyre - Google Patents
Tyre surface of graphene tyre Download PDFInfo
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- CN105820400A CN105820400A CN201610314799.0A CN201610314799A CN105820400A CN 105820400 A CN105820400 A CN 105820400A CN 201610314799 A CN201610314799 A CN 201610314799A CN 105820400 A CN105820400 A CN 105820400A
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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
- C08L21/00—Compositions of unspecified rubbers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C1/00—Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
- B60C1/0016—Compositions of the tread
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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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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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Abstract
The invention discloses a tyre surface of a graphene tyre. The tyre surface is made of, by mass, 85-95 parts of crude rubber, 1-5 parts of hexagonal boron nitride, 1-5 parts of white carbon black, 20-30 parts of rubber carbon black, 1-3 parts of stearate, 2-6 parts of superfine aluminum silicate, 7-13 parts of graphene oxide, 1-5 parts of an anti-aging agent, 1-3 parts of accelerant, 0.1-0.3 part of scorch retarder, 1-3 parts of surfactant and 15-20 parts of halogenated butyl rubber latex. Due to the fact that a graphene rubber composite and multiple abrasion-resistance-enhancing components are added, abrasion resistance of the tyre surface is remarkably improved, performance of an original tyre surface with respect to heat dissipation, durability and the like is obviously enhanced, the service cycle of the tyre surface is prolonged, and use cost of the tyre is lowered.
Description
Technical field
The present invention relates to tire manufacturing art, particularly to the tyre surface of a kind of Graphene tire.
Background technology
Tire is one of most important parts of automobile, the inside tires run at high speed produces substantial amounts of heat, tyre surface, tire shoulder and triangle rubber are the flimsy places of tire heat, particularly directly with the tyre surface of road surface contact, its frictional force being subject to, tear edge are bigger relative to other positions with extruding force, it is easiest to be worn, puncture and collapse use up block, causes its durability degree inadequate, tire used cycle time.Therefore, if comprehensive mechanical property and the durability degree of tyre surface can be improved, just can extend the service life of tire, improve the combination property of existing tire, reduce the use cost of tire.
Summary of the invention
The goal of the invention of the present invention is: for the problem of above-mentioned existence, a kind of Graphene tyre surface with good abrasion resistance is provided, make original tyre surface be remarkably reinforced in the performances such as heat radiation, wear-resistant and persistence, extend the use cycle of tyre surface, and then reduce the use cost of tire.
The technical solution used in the present invention is as follows: the tyre surface of a kind of Graphene tire, and in terms of the proportion by weight of raw material components, tire tread material includes rubber 85-95 part, hexagonal boron nitride 1-5 part, white carbon 1-5 part, rubber black 20-30 part, stearic acid salt 1-3 part, superfine alumina silicate 2-6 part, graphene oxide 7-13 part, age resistor 1-5 part, accelerator 1-3 part, antiscorching agent 0.1-0.3 part, surfactant 1-3 part, halogenated butyl rubber latex 15-20 part.
In said components, hexagonal boron nitride has good lubricity, heat conductivity and chemical resistance, it is usually used in ceramic material, when a small amount of hexagonal boron nitride being added in rubber, the performance such as heat-resisting, corrosion resistant, radiation hardness of rubber can be increased, simultaneously, owing to hexagonal boron nitride chemical and physical features is stable, when rubber is squeezed abrasion, the resistance to compression abrasion resistance that hexagonal boron nitride has reduces the abrasion of rubber effectively, extends the use cycle of rubber；Stearate is as the heat stabilizer in rubber preparation process, moreover it is possible to play plasticization in rubber, makes rubber softening, and on follow-up sulfidation almost without impact；Component is ground in view of the increasing adding more amount in rubber, the pliability that may result in rubber declines, it is unfavorable for the driving performance of tire tread, superfine alumina silicate is added in rubber, owing to superfine alumina silicate particle diameter is little, there is no precipitated and separated phenomenon, there is good suspension, its network having can prevent solid constituent from sinking to the bottom i.e. surface water-separation appearance, can promote in internal mixing pass that each component is dispersed, simultaneously, superfine alumina silicate can give the plasticising reinforcing effect that rubber is the highest, improve flexility and the tensile property of rubber, the tyre surface making rubber make can preferably grip ground, improve the driving performance of tire, mutual supplement with each other's advantages is formed with increasing mill component.
Further, rubber black is white carbon black N339 or white carbon black N375, preferably white carbon black N339, and accelerator is preferably sulfenamide.
Further, antiscorching agent is preferably anti-scorching agent CTP, and surfactant is Organo-modified siloxanes, and age resistor is preferably RD, 2,2,4-trimethyl-1,2-dihyaroquinoline polymer.Wherein, Organo-modified siloxanes, originally as a kind of levelling agent, in the present invention as surfactant, can reduce rubber surface tension in preparation process and viscosity, improve mobility.
Further, hard hydrochlorate is at least one of calcium stearate or zinc stearate, when calcium stearate and zinc stearate are used in mixed way, better.
In order to enable the tyre surface of the Graphene tire of the present invention to implement, the tyre surface of the Graphene tire of the present invention is prepared by following steps:
Step one, with deionized water, graphene oxide powder is disperseed, then reducing agent is added to filter after reaction to graphene oxide dispersion and cleans, obtain Graphene precipitation；
Step 2, Graphene precipitation is added to organic solvent and stir, obtain graphene dispersing solution, halogenated butyl rubber latex is added and stirs to graphene dispersing solution, until mix homogeneously, obtain mixed liquor A；
Step 3, solidifying mixed liquor A to remove solvent, then solidification is dry, obtains Graphene rubber composite；
Step 4, rubber, Graphene rubber composite, hexagonal boron nitride, superfine alumina silicate, age resistor, antiscorching agent, surfactant are added in banbury, mixing 5-7min under the conditions of 50-70 DEG C, is subsequently adding stearic acid salt, 1/2 rubber black and 1/2 white carbon mixing uniformly；
After step 5, step 4 complete, add accelerator, residue rubber black and white carbon, under the conditions of 75-85 DEG C, carry out the mixing 6-8min of secondary, obtain initial tread sizing material；
Step 6, initial tread sizing material back mixing is supplemented mixing, obtain tread mix；
Step 7, on complex extruder, tread mix is carried out semi-finished product extrusion, obtain semi-finished product tyre surface.
Further, in step, deionized water is 500:1 with the quality proportion relation of graphene oxide, dispersion temperature is 10-50 DEG C, the ultrasound wave dispersion that dispersing mode uses power to be 300-400W, so that graphene oxide can be uniformly dispersed, reducing agent used is selected from least one of hydrogen iodide, sodium borohydride, formaldehyde, acetaldehyde, hydroquinone, p-phenylenediamine and ethylenediamine, and its consumption determines according to the amount of graphene oxide.
Further, in step one, reducing agent is 1:100 with the quality proportion relation of graphene oxide dispersion, and reducing agent and graphene oxide dispersion response time are 8-15h, in course of reaction, ceaselessly will be stirred dispersion liquid, to react fully；The membrane filtration then using filter opening to be 0.1-0.5 μm during filtration, to obtain the Graphene precipitation of the overwhelming majority, then Graphene precipitation is put in deionized water and filter after stirring and washing 20-30min, to obtain pure Graphene precipitation, finally dry Graphene precipitation.
Further, organic solvent is selected from least one of methanol, ethanol, Hexalin, ethylene glycol, oxolane and dimethylformamide, organic solvent is 25:1 with the quality proportion relation of Graphene precipitation, so that Graphene precipitation can be uniformly dispersed to organic solvent, jitter time is 1-3h, and dispersing mode uses dispersed with stirring.
Further, in step 2, graphene dispersing solution is 1:1.7 with the quality proportion relation of halogenated butyl rubber latex, and incorporation time is 8-15h, so that Graphene and halogenated butyl rubber latex are fully contacted crosslinking, reacts fully thoroughly.
In step 3, curing mode uses casting film, then air-dries solvent, is dried to constant weight in vacuum drier at 80 DEG C.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
1, the hexagonal boron nitride added in rubber, can increase the performance such as heat-resisting, corrosion resistant, radiation hardness of rubber, to a certain extent, slow down the degradation speed of rubber, improve the ageing resistance of tyre surface；Simultaneously as hexagonal boron nitride chemical and physical features is stable, when rubber is squeezed abrasion, the resistance to compression abrasion resistance that hexagonal boron nitride has efficiently reduces the abrasion of rubber, extends the use cycle of rubber；
2, on the one hand the superfine alumina silicate added can promote in internal mixing pass that each component is dispersed, on the other hand, superfine alumina silicate can give the plasticising reinforcing effect that rubber is the highest, improve flexility and the tensile property of rubber, the tyre surface making rubber make can preferably grip ground, improves the driving performance of tire；
3, owing to rubber adding Graphene rubber composite and multiple increasing mill component, make original tyre surface be remarkably reinforced in the performances such as heat radiation, wear-resistant and persistence, extend the use cycle of tyre surface；
4, in rubber, Graphene rubber composite is added, contribute to tyre surface and prepare subsequent technique process and molding, owing to Graphene disperses evenly in rubber, operationally, the amount of heat of generation can preferably solve, by Graphene in time to bleeding around, the problem that rubber tread local temperature is too high and tyre surface bulk temperature is too high to rubber tread, simultaneously, when abrasion, rubber tyre anti-wear performance everywhere can be improved equably, solve the problem that treadwear is uneven；Simultaneously as be added with multiple increasing to grind component, together with Graphene rubber composite, the anti-wear performance of tyre surface is significantly promoted, and extends the use cycle of tire.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in detail.
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Embodiment one
A kind of tyre surface of Graphene tire, in terms of the proportion by weight of raw material components, tire tread material includes rubber 95 parts, hexagonal boron nitride 4 parts, white carbon 2 parts, rubber black 22 parts, stearic acid salt 1.5 parts, superfine alumina silicate 4 parts, graphene oxide 11 parts, 2 parts of age resistor, accelerator 2 parts, antiscorching agent 0.3 part, 2 parts of surfactant, 18 parts of halogenated butyl rubber latex.
In above-mentioned, rubber black is white carbon black N339 or white carbon black N375, preferably white carbon black N339, and accelerator is preferably sulfenamide.Antiscorching agent is preferably anti-scorching agent CTP, and surfactant is Organo-modified siloxanes, and age resistor is preferably RD, and 2,2,4-trimethyl-1,2-dihyaroquinoline polymer, hard hydrochlorate is at least one of calcium stearate or zinc stearate, when calcium stearate and zinc stearate are used in mixed way, better.
The tyre surface of above-mentioned Graphene tire is prepared by following steps:
Step one, with deionized water, graphene oxide powder is disperseed, wherein, deionized water is 500:1 with the quality proportion relation of graphene oxide, and dispersion temperature is 30 DEG C, the ultrasound wave dispersion that dispersing mode uses power to be 300W, so that graphene oxide can be uniformly dispersed；Add reducing agent again to filter after reaction to graphene oxide dispersion and clean, reducing agent used is selected from least one of hydrogen iodide, sodium borohydride, formaldehyde, acetaldehyde, hydroquinone, p-phenylenediamine and ethylenediamine, it is preferably sodium borohydride, its consumption determines according to the amount of graphene oxide, reducing agent is 1:100 with the quality proportion relation of graphene oxide dispersion, reducing agent and graphene oxide dispersion response time are 8h, in course of reaction, ceaselessly dispersion liquid is stirred, to react fully；The membrane filtration then using filter opening to be 0.1-0.5 μm during filtration, it is preferably 0.3 μm, to obtain the Graphene precipitation of the overwhelming majority, then Graphene precipitation is put in deionized water and filter after stirring and washing 20-30min, obtain pure Graphene precipitation, finally dry Graphene precipitation；
Step 2, Graphene precipitation is added to organic solvent and stir, obtain graphene dispersing solution；Wherein, organic solvent is selected from least one of methanol, ethanol, Hexalin, ethylene glycol, oxolane and dimethylformamide, it is preferably ethanol, organic solvent is 25:1 with the quality proportion relation of Graphene precipitation, so that Graphene precipitation can be uniformly dispersed to organic solvent, jitter time is 2h, dispersing mode uses dispersed with stirring, mixing speed is 800r/min, and mixing speed is unsuitable excessive, to prevent the destructurized of Graphene；Then halogenated butyl rubber latex is added and stir to graphene dispersing solution, wherein, graphene dispersing solution is 1:1.7 with the quality proportion relation of halogenated butyl rubber latex, incorporation time is 10h, mixing speed is 800r/min, so that Graphene and halogenated butyl rubber latex are fully contacted crosslinking, react fully thoroughly, obtain mixed liquor A；
Step 3, by mixed liquor A solidify to remove solvent, curing mode employing casting film, then air-dry solvent, be dried to constant weight at 80 DEG C in vacuum drier, obtain Graphene rubber composite；
Step 4, just rubber, Graphene rubber composite, hexagonal boron nitride, superfine alumina silicate, age resistor, antiscorching agent, surfactant add in banbury, mixing 5min under the conditions of 70 DEG C, is subsequently adding stearic acid salt, 1/2 rubber black and 1/2 white carbon mixing uniformly；
After step 5, step 4 complete, add accelerator, residue rubber black and white carbon under the conditions of 80 DEG C, carry out the mixing 6min of secondary, obtain initial tread sizing material；
Step 6, initial tread sizing material back mixing is supplemented mixing, obtain tread mix；
Step 7, on complex extruder, tread mix is carried out semi-finished product extrusion, obtain semi-finished product tyre surface.
Embodiment two
A kind of tyre surface of Graphene tire, in terms of the proportion by weight of raw material components, tire tread material includes rubber 90 parts, hexagonal boron nitride 3 parts, white carbon 2 parts, rubber black 25 parts, stearic acid salt 2 parts, superfine alumina silicate 5 parts, graphene oxide 13 parts, 2 parts of age resistor, accelerator 1.5 parts, antiscorching agent 0.2 part, 2 parts of surfactant, 20 parts of halogenated butyl rubber latex.
In above-mentioned, rubber black is white carbon black N339 or white carbon black N375, preferably white carbon black N339, and accelerator is preferably sulfenamide.Antiscorching agent is preferably anti-scorching agent CTP, and surfactant is Organo-modified siloxanes, and age resistor is preferably RD, 2,2,4-trimethyl-1,2-dihyaroquinoline polymer, and hard hydrochlorate is the mixing of calcium stearate and zinc stearate.
The tyre surface of above-mentioned Graphene tire is prepared by following steps:
Step one, with deionized water, graphene oxide powder is disperseed, wherein, deionized water is 500:1 with the quality proportion relation of graphene oxide, and dispersion temperature is 50 DEG C, the ultrasound wave dispersion that dispersing mode uses power to be 300W, so that graphene oxide can be uniformly dispersed；Add reducing agent again to filter after reaction to graphene oxide dispersion and clean, reducing agent used is selected from least one of hydrogen iodide, sodium borohydride, formaldehyde, acetaldehyde, hydroquinone, p-phenylenediamine and ethylenediamine, it is preferably sodium borohydride, its consumption determines according to the amount of graphene oxide, reducing agent is 1:100 with the quality proportion relation of graphene oxide dispersion, reducing agent and graphene oxide dispersion response time are 10h, in course of reaction, ceaselessly dispersion liquid is stirred, to react fully；The membrane filtration then using filter opening to be 0.1-0.5 μm during filtration, it is preferably 0.3 μm, to obtain the Graphene precipitation of the overwhelming majority, then Graphene precipitation is put in deionized water and filter after stirring and washing 20-30min, obtain pure Graphene precipitation, finally dry Graphene precipitation；
Step 2, Graphene precipitation is added to organic solvent and stir, obtain graphene dispersing solution；Wherein, organic solvent is selected from least one of methanol, ethanol, Hexalin, ethylene glycol, oxolane and dimethylformamide, it is preferably ethanol, organic solvent is 25:1 with the quality proportion relation of Graphene precipitation, so that Graphene precipitation can be uniformly dispersed to organic solvent, jitter time is 1h, dispersing mode uses dispersed with stirring, mixing speed is 1000r/min, and mixing speed is unsuitable excessive, to prevent the destructurized of Graphene；Then halogenated butyl rubber latex is added and stir to graphene dispersing solution, wherein, graphene dispersing solution is 1:1.7 with the quality proportion relation of halogenated butyl rubber latex, incorporation time is 15h, mixing speed is 800r/min, so that Graphene and halogenated butyl rubber latex are fully contacted crosslinking, react fully thoroughly, obtain mixed liquor A；
Step 3, by mixed liquor A solidify to remove solvent, curing mode employing casting film, then air-dry solvent, be dried to constant weight at 80 DEG C in vacuum drier, obtain Graphene rubber composite；
Step 4, just rubber, Graphene rubber composite, hexagonal boron nitride, superfine alumina silicate, age resistor, antiscorching agent, surfactant add in banbury, mixing 6min under the conditions of 60 DEG C, is subsequently adding stearic acid salt, 1/2 rubber black and 1/2 white carbon mixing uniformly；
After step 5, step 4 complete, add accelerator, residue rubber black and white carbon under the conditions of 80 DEG C, carry out the mixing 7min of secondary, obtain initial tread sizing material；
Step 6, initial tread sizing material back mixing is supplemented mixing, obtain tread mix；
Step 7, on complex extruder, tread mix is carried out semi-finished product extrusion, obtain semi-finished product tyre surface.Embodiment three
A kind of tyre surface of Graphene tire, in terms of the proportion by weight of raw material components, tire tread material includes rubber 85 parts, hexagonal boron nitride 1 part, white carbon 1 part, rubber black 20 parts, stearic acid salt 1 part, superfine alumina silicate 2 parts, graphene oxide 7 parts, 1 part of age resistor, accelerator 1 part, antiscorching agent 0.1 part, 1 part of surfactant, 15 parts of halogenated butyl rubber latex.
In above-mentioned, rubber black is white carbon black N339 or white carbon black N375, preferably white carbon black N339, and accelerator is preferably sulfenamide.Antiscorching agent is preferably anti-scorching agent CTP, and surfactant is Organo-modified siloxanes, and age resistor is preferably RD, 2,2,4-trimethyl-1,2-dihyaroquinoline polymer, and hard hydrochlorate is the mixing of calcium stearate and zinc stearate.
The tyre surface of above-mentioned Graphene tire is prepared by following steps:
Step one, with deionized water, graphene oxide powder is disperseed, wherein, deionized water is 500:1 with the quality proportion relation of graphene oxide, and dispersion temperature is 10 DEG C, the ultrasound wave dispersion that dispersing mode uses power to be 400W, so that graphene oxide can be uniformly dispersed；Add reducing agent again to filter after reaction to graphene oxide dispersion and clean, reducing agent used is selected from least one of hydrogen iodide, sodium borohydride, formaldehyde, acetaldehyde, hydroquinone, p-phenylenediamine and ethylenediamine, it is preferably sodium borohydride, its consumption determines according to the amount of graphene oxide, reducing agent is 1:100 with the quality proportion relation of graphene oxide dispersion, reducing agent and graphene oxide dispersion response time are 15h, in course of reaction, ceaselessly dispersion liquid is stirred, to react fully；The membrane filtration then using filter opening to be 0.1-0.5 μm during filtration, it is preferably 0.3 μm, to obtain the Graphene precipitation of the overwhelming majority, then Graphene precipitation is put in deionized water and filter after stirring and washing 20-30min, obtain pure Graphene precipitation, finally dry Graphene precipitation；
Step 2, Graphene precipitation is added to organic solvent and stir, obtain graphene dispersing solution；Wherein, organic solvent is selected from least one of methanol, ethanol, Hexalin, ethylene glycol, oxolane and dimethylformamide, it is preferably ethanol, organic solvent is 25:1 with the quality proportion relation of Graphene precipitation, so that Graphene precipitation can be uniformly dispersed to organic solvent, jitter time is 3h, dispersing mode uses dispersed with stirring, mixing speed is 800r/min, and mixing speed is unsuitable excessive, to prevent the destructurized of Graphene；Then halogenated butyl rubber latex is added and stir to graphene dispersing solution, wherein, graphene dispersing solution is 1:1.7 with the quality proportion relation of halogenated butyl rubber latex, incorporation time is 8h, mixing speed is 800r/min, so that Graphene and halogenated butyl rubber latex are fully contacted crosslinking, react fully thoroughly, obtain mixed liquor A；
Step 3, by mixed liquor A solidify to remove solvent, curing mode employing casting film, then air-dry solvent, be dried to constant weight at 80 DEG C in vacuum drier, obtain Graphene rubber composite；
Step 4, just rubber, Graphene rubber composite, hexagonal boron nitride, superfine alumina silicate, age resistor, antiscorching agent, surfactant add in banbury, mixing 7min under the conditions of 50 DEG C, is subsequently adding stearic acid salt, 1/2 rubber black and 1/2 white carbon mixing uniformly；
After step 5, step 4 complete, add accelerator, residue rubber black and white carbon under the conditions of 75 DEG C, carry out the mixing 8min of secondary, obtain initial tread sizing material；
Step 6, initial tread sizing material back mixing is supplemented mixing, obtain tread mix；
Step 7, on complex extruder, tread mix is carried out semi-finished product extrusion, obtain semi-finished product tyre surface.Embodiment four
A kind of tyre surface of Graphene tire, in terms of the proportion by weight of raw material components, tire tread material includes rubber 95 parts, hexagonal boron nitride 5 parts, white carbon 5 parts, rubber black 30 parts, stearic acid salt 3 parts, superfine alumina silicate 6 parts, graphene oxide 10 parts, 5 parts of age resistor, accelerator 3 parts, antiscorching agent 0.3 part, 3 parts of surfactant, 17 parts of halogenated butyl rubber latex.
In above-mentioned, rubber black is white carbon black N339 or white carbon black N375, preferably white carbon black N339, and accelerator is preferably sulfenamide.Antiscorching agent is preferably anti-scorching agent CTP, and surfactant is Organo-modified siloxanes, and age resistor is preferably RD, 2,2,4-trimethyl-1,2-dihyaroquinoline polymer, and hard hydrochlorate is the mixing of calcium stearate and zinc stearate.
The tyre surface of above-mentioned Graphene tire is prepared by following steps:
Step one, with deionized water, graphene oxide powder is disperseed, wherein, deionized water is 500:1 with the quality proportion relation of graphene oxide, and dispersion temperature is 40 DEG C, the ultrasound wave dispersion that dispersing mode uses power to be 300W, so that graphene oxide can be uniformly dispersed；Add reducing agent again to filter after reaction to graphene oxide dispersion and clean, reducing agent used is selected from least one of hydrogen iodide, sodium borohydride, formaldehyde, acetaldehyde, hydroquinone, p-phenylenediamine and ethylenediamine, it is preferably sodium borohydride, its consumption determines according to the amount of graphene oxide, reducing agent is 1:100 with the quality proportion relation of graphene oxide dispersion, reducing agent and graphene oxide dispersion response time are 12h, in course of reaction, ceaselessly dispersion liquid is stirred, to react fully；The membrane filtration then using filter opening to be 0.1-0.5 μm during filtration, it is preferably 0.3 μm, to obtain the Graphene precipitation of the overwhelming majority, then Graphene precipitation is put in deionized water and filter after stirring and washing 20-30min, obtain pure Graphene precipitation, finally dry Graphene precipitation；
Step 2, Graphene precipitation is added to organic solvent and stir, obtain graphene dispersing solution；Wherein, organic solvent is selected from least one of methanol, ethanol, Hexalin, ethylene glycol, oxolane and dimethylformamide, it is preferably ethanol, organic solvent is 25:1 with the quality proportion relation of Graphene precipitation, so that Graphene precipitation can be uniformly dispersed to organic solvent, jitter time is 2h, dispersing mode uses dispersed with stirring, mixing speed is 800r/min, and mixing speed is unsuitable excessive, to prevent the destructurized of Graphene；Then halogenated butyl rubber latex is added and stir to graphene dispersing solution, wherein, graphene dispersing solution is 1:1.7 with the quality proportion relation of halogenated butyl rubber latex, incorporation time is 8h, mixing speed is 800r/min, so that Graphene and halogenated butyl rubber latex are fully contacted crosslinking, react fully thoroughly, obtain mixed liquor A；
Step 3, by mixed liquor A solidify to remove solvent, curing mode employing casting film, then air-dry solvent, be dried to constant weight at 80 DEG C in vacuum drier, obtain Graphene rubber composite；
Step 4, just rubber, Graphene rubber composite, hexagonal boron nitride, superfine alumina silicate, age resistor, antiscorching agent, surfactant add in banbury, mixing 7min under the conditions of 65 DEG C, is subsequently adding stearic acid salt, 1/2 rubber black and 1/2 white carbon mixing uniformly；
After step 5, step 4 complete, add accelerator, residue rubber black and white carbon under the conditions of 85 DEG C, carry out the mixing 6min of secondary, obtain initial tread sizing material；
Step 6, initial tread sizing material back mixing is supplemented mixing, obtain tread mix；
Step 7, on complex extruder, tread mix is carried out semi-finished product extrusion, obtain semi-finished product tyre surface.The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all any amendment, equivalent and improvement etc. made within the spirit and principles in the present invention, should be included within the scope of the present invention.
Claims (9)
1. the tyre surface of a Graphene tire, it is characterised in that in terms of the proportion by weight of raw material components, tire tread material includes rubber 85-95 part, hexagonal boron nitride 1-5 part, white carbon 1-5 part, rubber black 20-30 part, stearic acid salt 1-3 part, superfine alumina silicate 2-6 part, graphene oxide 7-13 part, age resistor 1-5 part, accelerator 1-3 part, antiscorching agent 0.1-0.3 part, surfactant 1-3 part, halogenated butyl rubber latex 15-20 part.
2. the tyre surface of Graphene tire as claimed in claim 1, it is characterised in that rubber black is white carbon black N339 or white carbon black N375, and accelerator is sulfenamide.
3. the tyre surface of Graphene tire as claimed in claim 1, it is characterised in that antiscorching agent is anti-scorching agent CTP, and surfactant is Organo-modified siloxanes, and age resistor is selected from RD, 2,2,4-trimethyl-1,2-dihyaroquinoline polymer.
4. the tyre surface of Graphene tire as claimed in claim 1, it is characterised in that hard hydrochlorate is at least one of calcium stearate or zinc stearate.
5. the tyre surface of Graphene tire as claimed in claim 1, it is characterised in that it is prepared by following steps:
Step one, with deionized water, graphene oxide powder is disperseed, then reducing agent is added to filter after reaction to graphene oxide dispersion and cleans, obtain Graphene precipitation；
Step 2, Graphene precipitation is added to organic solvent and stir, obtain graphene dispersing solution, halogenated butyl rubber latex is added and stirs to graphene dispersing solution, until mix homogeneously, obtain mixed liquor A；
Step 3, solidifying mixed liquor A to remove solvent, then solidification is dry, obtains Graphene rubber composite；
Step 4, rubber, Graphene rubber composite, hexagonal boron nitride, superfine alumina silicate, age resistor, antiscorching agent, surfactant are added in banbury, mixing 5-7min under the conditions of 50-70 DEG C, is subsequently adding stearate, 1/2 rubber black and 1/2 white carbon mixing uniformly；
After step 5, step 4 complete, add accelerator, residue rubber black and white carbon, under the conditions of 75-85 DEG C, carry out the mixing 6-8min of secondary, obtain initial tread sizing material；
Step 6, initial tread sizing material back mixing is supplemented mixing, obtain tread mix；
Step 7, on complex extruder, tread mix is carried out semi-finished product extrusion, obtain semi-finished product tyre surface.
6. the tyre surface of Graphene tire as claimed in claim 1, it is characterized in that, in step one, deionized water is 500:1 with the quality proportion relation of graphene oxide, dispersion temperature is 10-50 DEG C, and reducing agent used is selected from hydrogen iodide, sodium borohydride, formaldehyde, acetaldehyde, hydroquinone.
7. the tyre surface of Graphene tire as claimed in claim 1, it is characterised in that in step one, reducing agent is 1:100 with the quality proportion relation of graphene oxide dispersion, reducing agent and graphene oxide dispersion response time are 8-15h, in course of reaction, ceaselessly will be stirred dispersion liquid.
8. the tyre surface of Graphene tire as claimed in claim 1, it is characterized in that, in step 2, organic solvent is selected from least one of methanol, ethanol, Hexalin, ethylene glycol, oxolane and dimethylformamide, organic solvent is 25:1 with the quality proportion relation of Graphene precipitation, and jitter time is 1-3h.
9. the tyre surface of Graphene tire as claimed in claim 1, it is characterised in that in step 2, graphene dispersing solution is 1:1.7 with the quality proportion relation of halogenated butyl rubber latex, and incorporation time is 8-15h.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610314799.0A CN105820400A (en) | 2016-05-13 | 2016-05-13 | Tyre surface of graphene tyre |
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| CN112442216A (en) * | 2019-09-05 | 2021-03-05 | 北京化工大学 | Oriented high-thermal-conductivity rubber composite material and preparation method thereof |
| CN112442216B (en) * | 2019-09-05 | 2022-04-19 | 北京化工大学 | Oriented high-thermal-conductivity rubber composite material and preparation method thereof |
| CN113174265A (en) * | 2021-04-20 | 2021-07-27 | 周子诚 | Composite heavy metal contaminated soil remediation agent and preparation method thereof |
| WO2023031363A1 (en) | 2021-09-01 | 2023-03-09 | Haydale Graphene Industries Plc | Tyre compositions |
| CN115558213A (en) * | 2022-10-24 | 2023-01-03 | 广东思泉新材料股份有限公司 | Low-dielectric high-thermal-conductivity high-strength composite film and preparation method thereof |
| CN115558213B (en) * | 2022-10-24 | 2024-05-24 | 广东思泉新材料股份有限公司 | Low-dielectric high-heat-conductivity high-strength composite film and preparation method thereof |
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