High-performance tire containing oxidized graphene
A high-performance, graphene technology, used in special tires, tire parts, transportation and packaging, etc., can solve the problems of dispersing rubber matrix, difficult graphene oxide peeling, breaking graphene oxide sheets, etc. Tensile strength, improved physical and mechanical properties, the effect of excellent performance
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[0021] The method for preparing the above-mentioned tread rubber and tire, that is, the method for preparing a high-performance tire containing graphene oxide, includes the following steps:
[0022] (1) In the step of preparing graphene oxide suspension, the graphene oxide powder is ultrasonically dispersed in deionized water, the mass concentration of graphene oxide powder is 0.5-1mg / ml, the ultrasonic power is 300-1000W, and the ultrasonic time is 30- 60 minutes, the ultrasonic frequency is 1-20KHz;
[0023] (2) The graphene oxide masterbatch preparation step is to add the natural rubber latex corresponding to the amount of graphene oxide to the graphene oxide suspension, continue to sonicate for 10-30 minutes, and then flocculate, wash, and dry in turn to prepare the oxide Graphene and natural rubber masterbatch, the flocculation adopts the compound latex added to 0.5-2wt% CaCl 2 In aqueous solution
[0024] (3) Steps for preparing semi-finished treads and tires, combining graphe...
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[0026] Example 1
[0027] A high-performance tire containing graphene oxide and a preparation method thereof. The mass parts of each component of the tread rubber composite material are:
[0028] 25 parts of natural rubber matrix;
[0029] 25 parts of butadiene rubber matrix;
[0030] 50 parts of styrene butadiene rubber matrix;
[0031] 51 parts of highly dispersed white carbon black;
[0032] 4.1 parts of silane coupling agent;
[0033] Graphene oxide (added in the form of graphene oxide and natural rubber masterbatch) 4 parts;
[0034] Carbon black N330: 5 parts;
[0035] 3 parts of aromatic oil;
[0036] 1.5 parts of zinc oxide;
[0037] 1.5 parts of stearic acid;
[0038] Anti-aging agent 6PPD: 1.5 parts;
[0039] Vulcanization accelerator: 2 parts;
[0040] 1.5 parts of ordinary sulfur;
[0041] 0.1 part of antiscorching agent;
[0042] The mass fraction of graphene oxide in graphene oxide and natural rubber masterbatch is 10%.
[0043] Tread rubber and high-performance tire preparation metho...
Example Embodiment
[0044] Example 2
[0045] A high-performance tire containing graphene oxide and a preparation method thereof. The mass parts of each component of the tread rubber composite material are:
[0046] 40 parts of natural rubber matrix;
[0047] 20 parts of butadiene rubber matrix;
[0048] 40 parts of styrene butadiene rubber matrix;
[0049] 54 parts of highly dispersed white carbon black;
[0050] 4.3 parts of silane coupling agent;
[0051] Graphene oxide (added in the form of graphene oxide and natural rubber masterbatch) 1 part;
[0052] Carbon black N234: 10 parts;
[0053] 5 parts of paraffin oil;
[0054] 2.5 parts of zinc oxide;
[0055] 2.5 parts of stearic acid;
[0056] Anti-aging agent RD: 2 parts;
[0057] Vulcanization accelerator: 1.5 parts;
[0058] 1 part of ordinary sulfur;
[0059] 0.1 part of antiscorching agent;
[0060] The mass fraction of graphene oxide in graphene oxide and natural rubber masterbatch is 5%.
[0061] Tread rubber and high-performance tire preparation method: ult...
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