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Application of fumed silica in catalyst industry

Application of fumed silica in catalyst industry

March 11, 2025

1. Catalyst Support

  • High Specific Surface Area: GESEESIL 200, a hydrophilic fumed silica with a specific surface area of 200 m²/g, provides abundant active sites, effectively dispersing active components and enhancing the activity and selectivity of catalysts.

  • Stability: It exhibits excellent stability under high temperatures and chemical environments, making it an ideal catalyst support.

2. Improved Dispersion

  • Uniform Dispersion: GESEESIL 200 ensures the uniform dispersion of active components (such as metal nanoparticles), preventing agglomeration and improving catalytic efficiency.

  • Enhanced Activity: The high dispersion increases the contact area between active components and reactants, boosting reaction rates.

3. Reaction Condition Control

  • Pore Size Adjustment: By modifying the pore size and structure of GESEESIL 200, the diffusion of reactants and desorption of products can be optimized, enhancing catalytic efficiency.

  • Surface Modification: The hydrophilic surface can be chemically modified to introduce specific functional groups, further improving catalytic performance.

4. Application Fields

  • Petrochemical Industry: Used in cracking, hydrogenation, dehydrogenation, and other reactions to improve efficiency and product selectivity.

  • Environmental Catalysis: Applied in exhaust gas treatment (e.g., catalytic oxidation of VOCs) and wastewater treatment (e.g., photocatalytic degradation of organic pollutants).

  • Chemical Synthesis: Utilized in organic synthesis reactions (e.g., oxidation, reduction, polymerization) to enhance reaction rates and product purity.

5. Other Advantages

  • Mechanical Strength: The excellent mechanical strength of GESEESIL 200 ensures the stability of catalysts in reactors, extending their lifespan.

  • Thermal Stability: Suitable for high-temperature reaction environments, maintaining catalytic activity.

For more information about GESEESIL 200 and other advanced fumed silica products, visit www.geseesiltech.com.

Summary

GESEESIL 200, a hydrophilic fumed silica with a specific surface area of 200, is widely used in the catalyst industry as a support, for improving dispersion, and controlling reaction conditions. It finds extensive applications in petrochemicals, environmental catalysis, and chemical synthesis, significantly enhancing catalyst performance and efficiency. Learn more at www.geseesiltech.com.

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