Two Structurally Similar Co5 Cluster-Based Metal-Organic Frameworks Containing Open Metal Sites for Efficient C2H2/CO2 Separation

Article Multidisciplinary Sciences

Fine pore engineering in a series of isoreticular metal-organic frameworks for efficient C2H2/CO2 separation

Jun Wang et al.

Summary: By fine-tuning the pore size at sub-nanometer scale, researchers have achieved efficient separation of acetylene and carbon dioxide. Remarkable adsorption performance enhancement was observed due to subtle structural differences.

NATURE COMMUNICATIONS (2022)

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Article Chemistry, Multidisciplinary

One-Step C2H4 Purification from Ternary C2H6/C2H4/C2H2 Mixtures by a Robust Metal-Organic Framework with Customized Pore Environment

Gang-Ding Wang et al.

Summary: This study reports a robust metal-organic framework (MOF) with methyl-decorated nonpolar pores that achieves one-step purification of C2H4 from binary and ternary C2H6/C2H4/C2H2 mixtures. The MOF exhibits high C2H6 and C2H2 uptakes and surpasses all previously reported MOFs in terms of C2H6/C2H4 selectivity for C2H4 purification. The presence of methyl groups in the pores enhances the adsorption capacity for C2H2 and C2H6 compared to C2H4.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2022)

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Article Engineering, Environmental

Maximizing acetylene packing density for highly efficient C2H2/CO2 separation through immobilization of amine sites within a prototype MOF

Xin Zhang et al.

Summary: A plausible strategy of immobilizing amine sites in a prototype MOF has been developed to enhance the packing density and selectivity of porous sorbents. The CAU-10-NH2 material exhibits high packing density, C2H2 adsorption capacity, and C2H2/CO2 selectivity, making it a promising candidate for practical separation applications.

CHEMICAL ENGINEERING JOURNAL (2022)

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Article Engineering, Environmental

Collaborative pore partition and pore surface fluorination within a metal-organic framework for high-performance C2H2/CO2 separation

Xing-Ping Fu et al.

Summary: Researchers developed a fluorinated MOF material that effectively enhances C2H2/CO2 separation performance and exhibits good adsorption selectivity. Fluorine substitution plays a crucial role in improving the performance of MOFs.

CHEMICAL ENGINEERING JOURNAL (2022)

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Article Chemistry, Physical

Insights into the Ultra-High Volumetric Capacity in a Robust Metal-Organic Framework for Efficient C2H2/CO2 Separation

Yi-Ming Gu et al.

Summary: This study reports the development of a stable and low-cost adsorbent, MIL-160(Al), with a high acetylene volumetric capacity and selectivity. By combining experimental and theoretical methods, the synergistic interactions driven by the hydrogen bonding of C2H2-MOF and the electrostatic interactions between C2H molecules in the nanoscale pores were revealed.

CHEMISTRY OF MATERIALS (2022)

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Article Chemistry, Physical

Surface effect of the MgCl2 support in Ziegler-Natta catalyst for ethylene polymerization: A computational study

Kefeng Xie et al.

Summary: Ziegler-Natta (Z-N) catalyst is an important catalyst in the petrochemical industry, allowing large-scale production of polyolefins under mild conditions. The surface energy of MgCl2 is an effective descriptor for predicting catalyst performance.

APPLIED SURFACE SCIENCE (2022)

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Article Materials Science, Multidisciplinary

A Multinary Metal-Organic Framework with Divided Linkers for C2H2/CO2 Separation

Bin Zhang et al.

Summary: This study introduces a method to construct metal-organic frameworks (MOFs) with tailored pores and well-positioned adsorption sites using divided linkers. The resulting MOF exhibits high C2H2 adsorption capacity and preferential adsorption of C2H2 over CO2.

ACS MATERIALS LETTERS (2022)

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Article Chemistry, Multidisciplinary

C2H2 capture and separation in a MOF based on Ni6 trigonal-prismatic units

Bin Zhang et al.

Summary: A honeycomb MOF based on rare Ni-6 trigonal-prismatic supermolecular building blocks was successfully synthesized. The MOF exhibits unique building blocks, enchanting structure, and water-stable characteristics. The high-density accessible adsorption sites endow the MOF with excellent capture and separation capabilities for C2H2.

CHEMICAL COMMUNICATIONS (2022)

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Article Nanoscience & Nanotechnology

Multiple Functions of Gas Separation and Vapor Adsorption in a New MOF with Open Tubular Channels

Yong-Zhi Li et al.

Summary: The synthesis of a new metal-organic framework with one-dimensional tubular channels of different sizes and porous environments demonstrates remarkable gas sorption capacity and selectivity for various gas pairs. The MOF also exhibits a size-selective absorption effect on vapor molecules.

ACS APPLIED MATERIALS & INTERFACES (2021)

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Article Nanoscience & Nanotechnology

Efficient Purification of Ethylene from C2 Hydrocarbons with an C2H6/C2H2-Selective Metal-Organic Framework

Shan-Qing Yang et al.

Summary: The separation of ethylene (C2H4) from C-2 hydrocarbons is challenging, but the newly synthesized microporous Mg-based MOF NUM-9 shows promise with high stability and selectivity for C2H6/C2H2. NUM-9a, when activated, demonstrates good performance in separating C2H6/C2H2 from raw ethylene gases, and its unique structure allows for the selective adsorption of C2H6 and C2H2 simultaneously, leading to a greener and more energy-efficient separation strategy for separating C2H4 from C-2 hydrocarbon mixtures.

ACS APPLIED MATERIALS & INTERFACES (2021)

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Article Chemistry, Inorganic & Nuclear

A Copper-Based Metal-Organic Framework for C2H2/CO2 Separation

Xiaodan Wang et al.

Summary: A copper-based metal-organic framework with high adsorption selectivity was successfully synthesized, showing great potential in gas mixture separation applications.

INORGANIC CHEMISTRY (2021)

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Article Chemistry, Multidisciplinary

Precise Pore Space Partitions Combined with High-Density Hydrogen-Bonding Acceptors within Metal-Organic Frameworks for Highly Efficient Acetylene Storage and Separation

Ying-Ying Xue et al.

Summary: A moderate pore size distribution around 5.0-7.5 angstrom is critical for acetylene adsorbents, while high-density H-bonding acceptors can provide a good combination of high C2H2/CO2 adsorption selectivity and high C2H2 uptake capacity.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2021)

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Article Chemistry, Multidisciplinary

Cage-Like Porous Materials with Simultaneous High C2H2 Storage and Excellent C2H2/CO2 Separation Performance

Zhengyi Di et al.

Summary: Adsorption-based separation is important for C2H2 purification due to its environmentally friendly and energy-efficient advantages. However, the balance between adsorption capacity and separation performance remains a challenge. The newly developed cage-like porous materials FJI-H8-R show excellent C2H2 adsorption and separation performance, with FJI-H8-Me exhibiting particularly long breakthrough times.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2021)

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Article Chemistry, Multidisciplinary

Pore Distortion in a Metal-Organic Framework for Regulated Separation of Propane and Propylene

Liang Yu et al.

Summary: Regulated separation of propylene and propane was achieved in a metal-organic framework by designed pore distortion, demonstrating high selectivity and large capacity. In situ neutron powder diffraction and inelastic neutron scattering provided insights into the binding domains of adsorbed propylene molecules and host-guest interaction dynamics in HIAM-301. This study sets a new benchmark for the adsorptive separation of propylene and propane.

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY (2021)

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Review Chemistry, Multidisciplinary

Chemically Stable Metal-Organic Frameworks: Rational Construction and Application Expansion

Tao He et al.

Summary: Metal-organic frameworks (MOFs) have shown great potential in various fields due to their structural diversity and functional tunability, but their poor chemical stability has hindered their practical applications. Researchers are actively developing efficient strategies to enhance the stability of MOFs and explore new applications under harsh conditions. By designing and synthesizing chemically stable MOFs, significant progress has been made in addressing global challenges related to environment, energy, and food safety.

ACCOUNTS OF CHEMICAL RESEARCH (2021)

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Article Nanoscience & Nanotechnology

Structural Regulation and Light Hydrocarbon Adsorption/Separation of Three Zirconium-Organic Frameworks Based on Different V-Shaped Ligands

Jiaming Gu et al.

Summary: Three zirconium-organic frameworks with different structures and light hydrocarbon adsorption/separation capabilities were successfully constructed by regulating the spatial configuration and functional groups of organic ligands. These findings demonstrate the feasibility of structural regulation for MOF materials in the light hydrocarbon adsorption/separation field.

ACS APPLIED MATERIALS & INTERFACES (2021)

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Article Chemistry, Multidisciplinary

Dense Packing of Acetylene in a Stable and Low-Cost Metal-Organic Framework for Efficient C2H2/CO2 Separation

Jiyan Pei et al.

Summary: CAU-10-H is a stable, low-cost, and easily scaled-up aluminum MOF that demonstrates exceptional performance in C2H2/CO2 separation, achieving a balance between high storage density and separation factor.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2021)

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Article Chemistry, Inorganic & Nuclear

Metal-Organic Frameworks Featuring 18-Connected Nonanuclear Rare-Earth Oxygen Clusters and Cavities for Efficient C2H2/CO2 Separation

Ling Chen et al.

Summary: The rare-earth metal-organic frameworks (MOFs) JXNU-10, constructed from a triangular ligand, exhibit unique structures and excellent C2H2/CO2 separation performance achieved through stable coordination bonds between high-nuclear RE-oxo clusters and hard bases, providing water resistance. JXNU-10 demonstrates selective sorption of C2H2 over CO2 due to specific binding sites for C2H2 molecules, resulting in outstanding separation efficiency in breakthrough experiments.

INORGANIC CHEMISTRY (2021)

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Review Chemistry, Multidisciplinary

Metal-organic frameworks for C6-C8 hydrocarbon separations

Zhaoqiang Zhang et al.

Summary: This review explores the application of metal-organic frameworks (MOFs) in the underexplored adsorptive separation of hydrocarbons in the liquid/vapor phase, especially focusing on C6 and C8 isomers. The in-depth insights into the structure-property relationship and dominant mechanisms, including host-guest interaction modes for effective adsorption of C6 and C8 hydrocarbons, are systematically discussed. Furthermore, the potential for translating these design strategies into other systems and the outlook on future developments in MOFs for separation are provided.

ENERGYCHEM (2021)

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Article Chemistry, Multidisciplinary

Metal-Organic Framework Materials for the Separation and Purification of Light Hydrocarbons

Wen-Gang Cui et al.

ADVANCED MATERIALS (2020)

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Review Chemistry, Multidisciplinary

Microporous Metal-Organic Framework Materials for Gas Separation

Rui-Biao Lin et al.

CHEM (2020)

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Article Chemistry, Multidisciplinary

Mixed Metal-Organic Framework with Multiple Binding Sites for Efficient C2H2/CO2 Separation

Junkuo Gao et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2020)

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Editorial Material Biochemistry & Molecular Biology

Metal Organic Frameworks: Synthesis and Application

Victoria F. Samanidou et al.

MOLECULES (2020)

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Article Chemistry, Inorganic & Nuclear

A Microporous MOF with Inorganic Nitrate Ions Immobilized on a Porous Surface Displaying Efficient C2H2 Separation and Purification

Xiaoxia Gao et al.

EUROPEAN JOURNAL OF INORGANIC CHEMISTRY (2020)

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Article Energy & Fuels

Metal-organic frameworks chelated by zinc fluorides for ultra-high affinity to acetylene during C2/C1 separations

Chenkai Gu et al.

FUEL (2020)

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Article Chemistry, Multidisciplinary

Rational Design of Microporous MOFs with Anionic Boron Cluster Functionality and Cooperative Dihydrogen Binding Sites for Highly Selective Capture of Acetylene

Yuanbin Zhang et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2020)

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Review Chemistry, Inorganic & Nuclear

Metal-organic frameworks for C2H2/CO2 separation

Xing-Ping Fu et al.

DALTON TRANSACTIONS (2020)

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Article Chemistry, Multidisciplinary

Two Co-based MOFs assembled from an amine-functionalized pyridinecarboxylate ligand: inorganic acid-directed structural variety and gas adsorption properties

Zhenzhen Jiang et al.

CRYSTENGCOMM (2020)

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Article Chemistry, Inorganic & Nuclear

A new honeycomb metal-carboxylate-tetrazolate framework with multiple functions for CO2 conversion and selective capture of C2H2, CO2 and benzene

Gang-Ding Wang et al.

INORGANIC CHEMISTRY FRONTIERS (2020)

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Article Nanoscience & Nanotechnology

Immobilization of Oxygen Atoms in the Pores of Microporous Metal-Organic Frameworks for C2H2 Separation and Purification

Tingting Xu et al.

ACS APPLIED NANO MATERIALS (2020)

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Article Chemistry, Inorganic & Nuclear

Novel cage-like MOF for gas separation, CO2 conversion and selective adsorption of an organic dye

Yong-Zhi Li et al.

INORGANIC CHEMISTRY FRONTIERS (2020)

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Article Chemistry, Multidisciplinary

Ultramicroporous Building Units as a Path to Bi-microporous Metal-Organic Frameworks with High Acetylene Storage and Separation Performance

Yong-Peng Li et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2019)

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Review Chemistry, Inorganic & Nuclear

Exploration of porous metal-organic frameworks for gas separation and purification

Rui-Biao Lin et al.

COORDINATION CHEMISTRY REVIEWS (2019)

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Regulating C2H2 and CO2 Storage and Separation through Pore Environment Modification in a Microporous Ni-MOF

Weidong Fan et al.

ACS SUSTAINABLE CHEMISTRY & ENGINEERING (2019)

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Article Chemistry, Inorganic & Nuclear

Highly selective C2H2 and CO2 capture and magnetic properties of a robust Co-chain based metal-organic framework

Tao Ding et al.

DALTON TRANSACTIONS (2019)

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Review Chemistry, Multidisciplinary

Stable Metal-Organic Frameworks: Design, Synthesis, and Applications

Shuai Yuan et al.

ADVANCED MATERIALS (2018)

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Robust Ultramicroporous Metal-Organic Frameworks with Benchmark Affinity for Acetylene

Yun-Lei Peng et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2018)

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Article Materials Science, Multidisciplinary

Recent advances in gas storage and separation using metal-organic frameworks

Hao Li et al.

MATERIALS TODAY (2018)

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Article Chemistry, Inorganic & Nuclear

Three isoreticular ssa-type MOFs derived from bent diisophthalate ligands: exploring the substituent effect on structural stabilities and selective C2H2/CH4 and CO2/CH4 adsorption properties

Yao Wang et al.

DALTON TRANSACTIONS (2018)

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Article Chemistry, Inorganic & Nuclear

Robustness, Selective Gas Separation, and Nitrobenzene Sensing on Two Isomers of Cadmium Metal-Organic Frameworks Containing Various Metal-O-Metal Chains

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INORGANIC CHEMISTRY (2018)

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Two NbO-type MOFs based on linear and zigzag diisophthalate ligands: exploring the effect of ligand-originated MOF isomerization on gas adsorption properties

Yao Wang et al.

INORGANIC CHEMISTRY FRONTIERS (2018)

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Article Chemistry, Physical

Molecular sieving of ethylene from ethane using a rigid metal-organic framework

Rui-Biao Lin et al.

NATURE MATERIALS (2018)

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Article Polymer Science

Paddlewheel SBU based Zn MOFs: Syntheses, Structural Diversity, and CO2 Adsorption Properties

Ting-Ru Lin et al.

POLYMERS (2018)

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Construction of Highly Porous Pillared Metal-Organic Frameworks: Rational Synthesis, Structure, and Gas Sorption Properties

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INORGANIC CHEMISTRY (2017)

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Pillar-Layered Metal-Organic Framework with Sieving Effect and Pore Space Partition for Effective Separation of Mixed Gas C2H2/C2H4

Xu-Jia Hong et al.

ACS APPLIED MATERIALS & INTERFACES (2017)

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Emerging Multifunctional Metal-Organic Framework Materials

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Doubly Interpenetrated Metal-Organic Framework for Highly Selective C2H2/CH4 and C2H2/CO2 Separation at Room Temperature

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CRYSTAL GROWTH & DESIGN (2016)

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UTSA-74: A MOF-74 Isomer with Two Accessible Binding Sites per Metal Center for Highly Selective Gas Separation

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JOURNAL OF THE AMERICAN CHEMICAL SOCIETY (2016)

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A new microporous metal-organic framework with open metal sites and exposed carboxylic acid groups for selective separation of CO2/CH4 and C2H2/CH4

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Adsorption of CO2 and CH4 on a magnesium-based metal organic framework

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JOURNAL OF COLLOID AND INTERFACE SCIENCE (2011)

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Two Structurally Similar Co5 Cluster-Based Metal-Organic Frameworks Containing Open Metal Sites for Efficient C2H2/CO2 Separation

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