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China Suppliers Factory of KAUST-7 Powder Metal Organic Frameworks (MOFs) - High Stability & CO2 Selectivity

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KAUST-7, also known as NbOFFIVE-1-Ni, is a high-performance material widely recognized in China for its exceptional chemical and thermal stability. Featuring longer Nb–O and Nb–F bond distances (1.899 Å for Nb–F compared to 1.681 Å for Si–F), KAUST-7 forms larger anionic octahedra that reduce pore size by pillaring the square grid structure. This unique property enhances its selectivity for CO₂ adsorption over H₂ and CH₄, making it ideal for advanced gas separation applications. Leading suppliers and factories in China are now offering KAUST-7 to meet growing industrial demands, ensuring top quality and reliable supply for various specialized uses

    Product Name KAUST-7
    Particle size 0.6~1.1μm
    Specific surface area ≥200㎡/g
    Pore size 0.3~0.5 nm

    The crystallography of KAUST-7 at 296 K reveals a tetragonal symmetry, belonging to the space group I4/mcm, with unit cell parameters that highlight its well-ordered structure. The unit cell dimensions, with 'a' and 'b' equaling 9.942(4) Å and 'c' measuring 15.764(6) Å, contribute to the material's distinctive pore architecture. This fine-tuning of the pore dimensions is pivotal for enhancing CO2 interaction, particularly in terms of the enthalpy of absorption, a critical factor for selective gas adsorption processes.

    Key Material Features & Stability

    KAUST-7 has garnered significant attention in the scientific community due to a multitude of desirable properties. Its high chemical and thermal stability, coupled with exceptional water and H2S tolerance, positions it as a robust candidate for applications in harsh environments. Moreover, the material's high CO2 adsorption selectivity over H2 and CH4 makes it an attractive option for carbon capture and storage initiatives, which are essential for mitigating the impact of greenhouse gas emissions.

    KAR-F32 KAUST-7

    In terms of physical attributes, KAUST-7 is available in a particle size range of 1000-5000 nm, offering a substantial specific surface area of at least 170 ㎡/g. The pore size of 0.3-0.5 nm is finely tuned for molecular sieving, enabling the selective adsorption of gases, which is vital for various separation processes in industrial applications.

    The development of KAUST-7 underscores the ongoing advancements in the field of MOFs, highlighting the potential for designing materials with tailored properties to address specific challenges in gas storage, separation, and environmental management. As research progresses, the unique characteristics of KAUST-7 are expected to play a significant role in the development of sustainable technologies that can contribute to a cleaner and more efficient future.

    Frequently Asked Questions
    What is the crystal structure and symmetry of KAUST-7?
    At 296 K, KAUST-7 exhibits a tetragonal symmetry and belongs to the space group I4/mcm. Its unit cell dimensions are 'a' and 'b' equaling 9.942(4) Å, and 'c' measuring 15.764(6) Å, which supports its well-ordered pore architecture.
    How stable is KAUST-7 in harsh environments?
    KAUST-7 features high chemical and thermal stability. It also demonstrates exceptional tolerance to water and H2S, rendering it highly robust for challenging industrial applications.
    What are the gas adsorption selectivities of KAUST-7?
    KAUST-7 offers high CO2 adsorption selectivity over H2 and CH4. The fine-tuned pore dimensions enhance the enthalpy of absorption, making it highly effective for carbon capture and selective gas separation.
    What are the physical particle size and surface area specifications?
    KAUST-7 is available in particle sizes ranging from 0.6~1.1μm (and up to 1000-5000 nm depending on physical attributes). It has a specific surface area of ≥200㎡/g, with certain variations offering at least 170 ㎡/g.
    How does the pore size of KAUST-7 enable molecular sieving?
    The pore size of KAUST-7 is finely structured between 0.3 to 0.5 nm. This specific size range matches molecular dimensions precisely, allowing for the selective adsorption and sieving of target gas molecules in separation processes.