Metal-Organic Frameworks (MOFs) represent a class of advanced porous materials with exceptional tunability and surface area. Among these, MOF-74(Mg) (Mg-Gallate) has garnered significant attention for its outstanding performance in gas adsorption and separation. As a leading manufacturer and supplier of high-quality MOFs, we are pleased to share insights into the fundamental science that underpins MOF-74(Mg)'s capabilities.

Understanding the Structural Marvel: MOF-74(Mg)

MOF-74(Mg) is constructed from magnesium ions coordinated with organic linkers, forming a highly crystalline structure with a characteristic honeycomb-like channel system. The key features that dictate its performance include:

  • Open Metal Sites: The framework possesses a high density of coordinatively unsaturated magnesium (Mg2+) ions, exposed within the pores. These sites are crucial active centers for adsorbing specific gases.
  • Narrow Channels and Apertures: MOF-74(Mg) exhibits channels with a uniform diameter of approximately 0.3 nm. This precisely controlled porosity is vital for size-selective adsorption and separation.
  • High Surface Area: With a BET specific surface area often exceeding 200 m²/g, the material offers a vast internal surface area for gas molecules to interact with.
  • Pore Volume: A significant pore volume of around 0.16 cm³/g contributes to its high gas uptake capacity.

As a manufacturer, our synthesis processes are meticulously controlled to achieve these structural attributes consistently.

The Mechanism of Gas Adsorption in MOF-74(Mg)

The strong adsorption capabilities of MOF-74(Mg) are primarily attributed to the interaction between the open Mg2+ sites and gas molecules with a significant quadrupole moment, such as carbon dioxide (CO2) and sulfur dioxide (SO2). This interaction is considerably stronger than typical physisorption, often described as chemisorption or strong physisorption, leading to high adsorption capacities and selectivities. For CO2, the affinity is so strong that MOF-74(Mg) is considered one of the benchmark materials for its capture. Research also indicates potential for adsorbing other gases and pollutants, driven by the Lewis acidic nature of the exposed metal centers.

Applications and Future Potential

The unique properties of MOF-74(Mg) make it suitable for a range of applications, primarily in gas capture and separation. This includes:

  • Carbon Capture: Mitigating greenhouse gas emissions by capturing CO2 from industrial sources.
  • Pollutant Removal: Adsorbing harmful gases like SO2 from industrial flue gases.
  • Gas Purification: Separating valuable gases from mixtures in natural gas processing or hydrogen production.

We provide high-purity MOF-74(Mg) to researchers and industries globally. If you are looking to buy this advanced material, we encourage you to request a quote from our experienced team. As a trusted supplier, we ensure reliable product quality and competitive pricing.

By understanding the underlying science of MOF-74(Mg), businesses can better appreciate its value and potential. We are committed to advancing the field of MOFs and supporting your innovation needs.