White carbon black capable of improving processing performance of rubber and preparation method of white carbon black
A white carbon black and reaction technology, applied in chemical instruments and methods, inorganic chemistry, non-metallic elements, etc., can solve the problems of poor processing performance and achieve the effect of improving processing performance
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Embodiment 1
[0061] The present embodiment provides a kind of method for preparing white carbon black, and its specific method is:
[0062] (1) Preparation of reaction bottom liquid: add water to the reaction kettle, use oil bath heating to control the temperature of water at 81°C, add water glass solution, and prepare a reaction bottom liquid with a water glass concentration of 0.1mol / L; wherein, the preparation reaction During the whole process of the bottom liquid, the temperature is constant and at 81°C;
[0063] (2) The first step reaction: add concentrated sulfuric acid and water glass solution in the reaction bottom liquid of step (1), carry out reaction; Wherein, in the whole synthesis reaction stage, reaction temperature remains constant, and is identical with the temperature of reaction bottom liquid , and keep the water glass concentration of the reaction system constant, and the same as the water glass concentration of the reaction bottom liquid, the whole first step reaction t...
Embodiment 2
[0069] The present embodiment provides a kind of method for preparing white carbon black, and its specific method is:
[0070] (1) Preparation of reaction bottom liquid: add water to the reaction kettle, use oil bath heating to control the temperature of water at 75°C, add water glass solution, and prepare a reaction bottom liquid with a water glass concentration of 0.5mol / L; wherein, the preparation reaction During the whole process of the bottom liquid, the temperature is constant and at 75°C;
[0071] (2) The first step reaction: add concentrated sulfuric acid and water glass solution in the reaction bottom liquid of step (1), carry out reaction; Wherein, in the whole synthesis reaction stage, reaction temperature remains constant, and is identical with the temperature of reaction bottom liquid , and keep the water glass concentration of the reaction system constant, and the same as the water glass concentration of the reaction bottom liquid, the whole first step reaction t...
Embodiment 3
[0077] The present embodiment provides a kind of method for preparing white carbon black, and its specific method is:
[0078] (1) Preparation of reaction bottom liquid: add water to the reaction kettle, use oil bath heating to control the temperature of water at 99°C, add water glass solution, and prepare a reaction bottom liquid with a water glass concentration of 0.01mol / L; wherein, the preparation reaction During the whole process of the bottom liquid, the temperature is constant and at 99°C;
[0079] (2) The first step reaction: add concentrated sulfuric acid and water glass solution in the reaction bottom liquid of step (1), carry out reaction; Wherein, in the whole synthesis reaction stage, reaction temperature remains constant, and is identical with the temperature of reaction bottom liquid , and keep the water glass concentration of the reaction system constant, and the same as the water glass concentration of the reaction bottom liquid, the whole first step reaction ...
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