High-temperature-resistant and high-pressure-resistant rubber material as well as preparation method and application thereof
A technology of rubber material and high pressure resistance, applied in the fields of high pressure resistance rubber material and high temperature resistance, can solve the problems of increasing the technical difficulty and cost of domestic deep well and ultra-deep well mining, undisclosed technical measures, and high cost of packers, etc. The effect of improving H2S resistance, improving operation performance and improving service life
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[0025] Example 1
[0026] The present invention is composed of the following raw materials in mass percentages: 62% tetrapropylene fluorine rubber, 22.9% carbon black, 0.8% stearic acid, 7% graphene, 0.8% magnesium oxide, 1.5% dicumyl peroxide, triene Propyl isocyanurate 4%, triethoxysilane 1%.
[0027] In the above formula, the tetrapropylene fluorine rubber is tetrapropylene fluorine raw rubber, the dynamic shear storage modulus of the tetrapropylene fluorine raw rubber is 340KPa, and the Mooney viscosity value is 160 at a temperature of 100°C.
[0028] In the above formula, the graphene is graphene oxide, and the sheet diameter of the graphene is 3 μm.
[0029] In the above formula, triethoxysilane is a mixture of methyltriethoxysilane and vinyltriethoxysilane, and the mixing ratio is 1:1.
[0030] The preparation method of the present invention is:
[0031] The components in the formula raw materials are in accordance with tetrapropylene fluorine rubber, carbon black, stearic acid, ...
Example Embodiment
[0035] Example 2
[0036] The present invention is composed of the following raw materials in mass percentage: tetrapropylene fluorine rubber 67.8%, carbon black 18%, stearic acid 0.7%, graphene 6%, magnesium oxide 0.5%, dicumyl peroxide 2%, triene Propyl isocyanurate 3%, triethoxysilane 2%.
[0037] In the above formula, the tetrapropylene fluorine rubber is tetrapropylene fluorine raw rubber, the dynamic shear storage modulus of the tetrapropylene fluorine raw rubber is 340KPa, and the Mooney viscosity value is 160 at a temperature of 100°C.
[0038] In the above formula, the graphene is graphene oxide, and the sheet diameter of the graphene is 4 μm.
[0039] In the above formula, triethoxysilane is a mixture of methyltriethoxysilane and vinyltriethoxysilane, and the mixing ratio is 1:1.
[0040] The preparation method of the present invention is:
[0041] The components in the formula raw materials are in accordance with tetrapropylene fluorine rubber, carbon black, stearic acid, gra...
Example Embodiment
[0045] Example 3
[0046] The present invention is composed of the following raw materials in mass percentages: tetrapropylene fluorine rubber 65%, carbon black 19.5%, stearic acid 0.7%, graphene 7.5%, magnesium oxide 0.7%, dicumyl peroxide 1.7%, triene Propyl isocyanurate 3.4%, triethoxysilane 1.5%.
[0047] In the above formula, the tetrapropylene fluorine rubber is tetrapropylene fluorine raw rubber, the dynamic shear storage modulus of the tetrapropylene fluorine raw rubber is 340KPa, and the Mooney viscosity value is 160 at a temperature of 100°C.
[0048] In the above formula, the graphene is graphene oxide, and the sheet diameter of the graphene is 5 μm.
[0049] In the above formula, triethoxysilane is a mixture of methyltriethoxysilane and vinyltriethoxysilane, and the mixing ratio is 1:1.
[0050] The preparation method of the present invention is:
[0051] The components in the formula raw materials are in accordance with tetrapropylene fluorine rubber, carbon black, stearic ...
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