CN105924704A - High-performance graphene tire - Google Patents
High-performance graphene tire Download PDFInfo
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- CN105924704A CN105924704A CN201610314798.6A CN201610314798A CN105924704A CN 105924704 A CN105924704 A CN 105924704A CN 201610314798 A CN201610314798 A CN 201610314798A CN 105924704 A CN105924704 A CN 105924704A
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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
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/06—Copolymers with styrene
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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
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- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The invention discloses a high-performance graphene tire. The high-performance graphene tire comprises a tread. The tread is prepared from, by mass, 25-35 parts of butadiene rubber, 65-75 parts of butadiene-styrene rubber, 1-5 parts of nano-scale silicon nitride, 1-3 parts of nano-scale titanium dioxide, 1-5 parts of white carbon black, 15-20 parts of rubber carbon black, 2-6 parts of boron fibers, 7-13 parts of graphene oxide, 1-5 parts of a heat stabilizer, 1-5 parts of an antiager, 1-3 parts of an accelerant and 15-20 parts of halogenated butyl rubber latex. According to the graphene tire, the heat dissipation property, the wear resistance, the durability, the tear resistance, the puncture resistance and other properties of an original tread are obviously improved, the service cycle of the tread is prolonged, the wear resistance of the tread per unit area is greatly improved, and the wear rate of the tread is significantly reduced.
Description
Technical field
The present invention relates to tire manufacturing art, particularly to a kind of Graphene tire.
Background technology
Tire makes 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 make the flimsy place 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.
Summary of the invention
The goal of the invention of the present invention is: for the problem of above-mentioned existence, a kind of tire with good combination property is provided, more specifically, a kind of Graphene tyre surface with good combination property is provided, original tyre surface is made to be remarkably reinforced in the performances such as heat radiation, wear-resistant and persistence, extend the use cycle of tyre surface, and then obtain high performance Graphene tire.
The technical solution used in the present invention is as follows: a kind of Graphene tire, including tyre surface, 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 0.5-2 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 part 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 Graphene tire of the present invention to implement, 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, stearic acid salt, 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 1/2 rubber black and 1/2 white carbon is 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, and mixing speed is 800-1000r/min, mixing speed is unsuitable excessive, to prevent the destructurized of Graphene.
Further, in step 2, graphene dispersing solution is 1:1.7 with the quality proportion relation of halogenated butyl rubber latex, incorporation time is 8-15h, mixing speed is 800-1000r/min, 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 nano titanium oxide added can significantly improve the antibiotic property of rubber, effectively stop biodegradation rubber, improve the ageing resistance of rubber, on the other hand nano titanium oxide can make the swelling ratio of rubber reduce, gel mass fraction and crosslink density increase, and then improve the hot strength of rubber, tearing toughness and thermostability, the most to a certain extent, also can improve the wearability of rubber, indirectly reduce the addition of rubber black；
3, boron fibre can form the fibre web with higher elasticity telescopic extensions in rubber, makes rubber be not readily separated when being stretched and tear and comes off, hence it is evident that improves hot strength and the tearing toughness of tyre surface；
4, Graphene rubber composite is added in rubber, contribute to tyre surface and prepare subsequent technique process and molding, owing to Graphene disperses evenly in rubber, rubber tread is operationally, the amount of heat produced can be by Graphene in time to bleeding around, can preferably solve the problem that rubber tread local temperature is too high and tyre surface bulk temperature is too high, simultaneously, when abrasion, rubber tyre anti-wear performance everywhere can be improved equably, solve the problem that treadwear is uneven, when it acts on jointly with nano-grade silicon nitride, the wearability making the tyre surface of unit are is greatly improved, tread wear rate significantly reduces.
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 Graphene tire, including tyre surface, in terms of the proportion by weight of raw material components, tire tread material includes butadiene rubber 25 parts, 65 parts of butadiene-styrene rubber, nano-grade silicon nitride 1 part, Nano titanium dioxide 1 part, white carbon 2 parts, rubber black 17 parts, boron fibre 2 parts, graphene oxide 7 parts, heat stabilizer HS-80 is 1 part, 1 part of age resistor, accelerator 1 part, 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, age resistor be selected from RD, 2,2,4-trimethyl-1,2-dihyaroquinoline polymer, A, N-phenyl-α-aniline, IPPD, at least one of N-phenyl-N`-isopropyl-p-phenylenediamine and H, N-N`-diphenyl-p-phenylenediamine, preferably RD, 2,2,4-trimethyl-1,2-dihyaroquinoline polymer.
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 25 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 8-15h, 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 1-3h, 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, plasticate under the conditions of 40 DEG C 20min by butadiene rubber, butadiene-styrene rubber and age resistor, obtain rubber, rubber, Graphene rubber composite, boron fibre, nano-grade silicon nitride, Nano titanium dioxide, heat stabilizer HS-80, age resistor, accelerator are added in banbury, mixing 6min under the conditions of 40 DEG C, be subsequently adding 1/2 rubber black, calcium stearate, mixing uniformly；
After step 5, step 4 complete, add residue rubber black and white carbon carries out the mixing 6min of secondary under the conditions of 75 DEG C, 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 Graphene tire, including tyre surface, in terms of the proportion by weight of raw material components, tire tread material includes butadiene rubber 35 parts, 75 parts of butadiene-styrene rubber, nano-grade silicon nitride 5 parts, Nano titanium dioxide 3 parts, white carbon 5 parts, rubber black 20 parts, boron fibre 6 parts, graphene oxide 13 parts, heat stabilizer HS-80 is 5 parts, 5 parts of age resistor, accelerator 3 parts, 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, age resistor be selected from RD, 2,2,4-trimethyl-1,2-dihyaroquinoline polymer, A, N-phenyl-α-aniline, IPPD, at least one of N-phenyl-N`-isopropyl-p-phenylenediamine and H, N-N`-diphenyl-p-phenylenediamine, preferably RD, 2,2,4-trimethyl-1,2-dihyaroquinoline polymer.
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 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 1-3h, 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 8-15h, mixing speed is 1000r/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, plasticate under the conditions of 40-50 DEG C 20min by butadiene rubber, butadiene-styrene rubber and age resistor, obtain rubber, rubber, Graphene rubber composite, boron fibre, nano-grade silicon nitride, Nano titanium dioxide, heat stabilizer HS-80, age resistor, accelerator are added in banbury, mixing 8min under the conditions of 60 DEG C, be subsequently adding 1/2 rubber black, calcium stearate, mixing uniformly；
After step 5, step 4 complete, add residue rubber black and white carbon carries out the mixing 8min of secondary under the conditions of 85 DEG C, 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 Graphene tire, including tyre surface, in terms of the proportion by weight of raw material components, tire tread material includes butadiene rubber 30 parts, 70 parts of butadiene-styrene rubber, nano-grade silicon nitride 3 parts, Nano titanium dioxide 1.5 parts, white carbon 1 part, rubber black 15 parts, boron fibre 5 parts, graphene oxide 10 parts, heat stabilizer HS-80 is 3 parts, 3 parts of age resistor, accelerator 1.5 parts, 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, age resistor be selected from RD, 2,2,4-trimethyl-1,2-dihyaroquinoline polymer, A, N-phenyl-α-aniline, IPPD, at least one of N-phenyl-N`-isopropyl-p-phenylenediamine and H, N-N`-diphenyl-p-phenylenediamine, preferably RD, 2,2,4-trimethyl-1,2-dihyaroquinoline polymer.
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 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 1-3h, 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 8-15h, 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, plasticate under the conditions of 45 DEG C 20min by butadiene rubber, butadiene-styrene rubber and age resistor, obtain rubber, rubber, Graphene rubber composite, boron fibre, nano-grade silicon nitride, Nano titanium dioxide, heat stabilizer HS-80, age resistor, accelerator are added in banbury, mixing 7min under the conditions of 50 DEG C, be subsequently adding 1/2 rubber black, calcium stearate, mixing uniformly；
After step 5, step 4 complete, add residue rubber black and white carbon carries out the mixing 7min of secondary under the conditions of 80 DEG C, 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 Graphene tire, including tyre surface, in terms of the proportion by weight of raw material components, tire tread material includes butadiene rubber 25 parts, 68 parts of butadiene-styrene rubber, nano-grade silicon nitride 2 parts, Nano titanium dioxide 2 parts, white carbon 1 part, rubber black 15 parts, boron fibre 6 parts, graphene oxide 7 parts, heat stabilizer HS-80 is 2 parts, 2 parts of age resistor, accelerator 1 part, 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, age resistor be selected from RD, 2,2,4-trimethyl-1,2-dihyaroquinoline polymer, A, N-phenyl-α-aniline, IPPD, at least one of N-phenyl-N`-isopropyl-p-phenylenediamine and H, N-N`-diphenyl-p-phenylenediamine, preferably RD, 2,2,4-trimethyl-1,2-dihyaroquinoline polymer.
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 25 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 1-3h, dispersing mode uses dispersed with stirring, mixing speed is 900r/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 900r/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, plasticate under the conditions of 40 DEG C 20min by butadiene rubber, butadiene-styrene rubber and age resistor, obtain rubber, rubber, Graphene rubber composite, boron fibre, nano-grade silicon nitride, Nano titanium dioxide, heat stabilizer HS-80, age resistor, accelerator are added in banbury, mixing 6min under the conditions of 40 DEG C, be subsequently adding 1/2 rubber black, calcium stearate, mixing uniformly；
After step 5, step 4 complete, add residue rubber black and white carbon carries out the mixing 6min of secondary under the conditions of 75 DEG C, 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. a Graphene tire, including tyre surface, 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 0.5-2 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. 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. 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. 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. 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, stearic acid salt, 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 1/2 rubber black and 1/2 white carbon is 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. 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. 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. 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. 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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| CN201610314798.6A CN105924704A (en) | 2016-05-13 | 2016-05-13 | High-performance graphene tire |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610314798.6A CN105924704A (en) | 2016-05-13 | 2016-05-13 | High-performance graphene tire |
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| CN105924704A true CN105924704A (en) | 2016-09-07 |
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| CN201610314798.6A Pending CN105924704A (en) | 2016-05-13 | 2016-05-13 | High-performance graphene tire |
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| CN111690186A (en) * | 2020-06-23 | 2020-09-22 | 扬州华通橡塑有限公司 | High-wear-resistance and impact-resistant composite rubber and preparation method thereof |
| CN112356619A (en) * | 2020-11-06 | 2021-02-12 | 滁州环球聚氨酯科技有限公司 | Forklift tire with composite tread structure and manufacturing method thereof |
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Application publication date: 20160907 |