Improve all-steel load-carrying radial tire body rubber material and mixing method thereof
A radial tire and carcass compound technology, applied in the field of improving all-steel radial truck tire carcass compound and its mixing, can solve the problem of low compound hardness and tensile strength, high price of anti-aging agent 4020, and poor adhesion performance and other problems, to achieve the effect of improving the performance of the rubber compound, the processing safety performance, and the tensile stress.
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Embodiment 1
[0029] Example 1, an improved all-steel radial truck tire carcass compound, the proportion is by weight, and its components include 100 parts of natural rubber, 46 parts of carbon black N326, 1 part of optimized anti-aging agent 4020, and 0.9 parts of anti-aging agent TMQ 4.5 parts, 4.5 parts of insoluble sulfur 7020, 1.25 parts of accelerator DZ, 0.2 parts of anti-scorch agent CTP, 5 parts of binder RA65, 3 parts of binder GLR, 8 parts of active agent, 15 parts of white carbon black.
[0030] The active agent is nano-zinc oxide, and the particle size of the nano-zinc oxide is 20-80nm.
[0031] The optimized antioxidant 4020 is an organic complex of N-(1,3-dimethylbutyl)-N'-phenyl-p-phenylenediamine.
[0032] The anti-aging agent TMQ is 2,2,4-trimethyl-1,2-dihydroquinoline polymer.
[0033] The mixing method of the above-mentioned carcass compound comprises the following steps:
[0034] 1. One-stage mixing: control the temperature of the internal mixing chamber of the intern...
Embodiment 2
[0036] Example 2, an improved all-steel radial tire carcass compound, the proportion is by weight, and its components include 100 parts of natural rubber, 46 parts of carbon black N326, 1 part of optimized anti-aging agent 4020, and anti-aging agent TMQ 1.05 4.5 parts of insoluble sulfur 7020, 8 parts of nano zinc oxide, 1.25 parts of accelerator DZ, 0.2 parts of anti-scorch agent CTP, 5 parts of binder RA65, 3 parts of binder GLR20, 8 parts of active agent, 15 parts of white carbon black share.
[0037] The active agent is nano-zinc oxide, and the particle size of the nano-zinc oxide is 20-80nm.
[0038] The optimized antioxidant 4020 is an organic complex of N-(1,3-dimethylbutyl)-N'-phenyl-p-phenylenediamine.
[0039] The mixing method of the above-mentioned carcass compound comprises the following steps:
[0040] 1. One-stage mixing: control the temperature of the internal mixing chamber of the internal mixer to 35°C, and the rotor speed to 80r.min -1 , then add 100 part...
Embodiment 3
[0043] Example 3, an improved all-steel radial truck tire carcass compound, the proportion is by weight, and its components include 100 parts of natural rubber, 46 parts of carbon black N326, 1 part of optimized anti-aging agent 4020, and 1.5 parts of anti-aging agent TMQ 4.5 parts of insoluble sulfur 7020, 8 parts of nano zinc oxide, 1.25 parts of accelerator DZ, 0.2 parts of anti-scorch agent CTP, 5 parts of binder RA65, 3 parts of binder GLR20, 8 parts of active agent, 15 parts of white carbon black share.
[0044] The active agent is nano-zinc oxide, and the particle size of the nano-zinc oxide is 20-80nm.
[0045] The optimized antioxidant 4020 is an organic complex of N-(1,3-dimethylbutyl)-N'-phenyl-p-phenylenediamine.
[0046] The mixing method of the above-mentioned carcass compound comprises the following steps:
[0047]1. One-stage mixing: control the temperature of the internal mixing chamber of the internal mixer to 35°C, and the rotor speed to 80r.min -1 , then...
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