Nanoporous Aromatic Framework with Bulky Binding Groups for Palladium Recovery

Article Chemistry, Multidisciplinary

Continuous Porous Aromatic Framework Membranes with Modifiable Sites for Optimized Gas Separation

Yue Ma et al.

Summary: Researchers successfully synthesized a continuous PAF membrane for gas separation, modifying the pore size and chemistry through ion exchange to achieve good selectivity and permeability for gas mixtures of H-2/N-2 and CO2/N-2.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2022)

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Article Chemistry, Physical

Fe-based MOFs@Pd@COFs with spatial confinement effect and electron transfer synergy of highly dispersed Pd nanoparticles for Suzuki-Miyaura coupling reaction

Chunfeng Mao et al.

Summary: By utilizing the MOFs@COFs strategy and NH2-MIL-101(Fe)@Pd@COFs(3 + 3), this study successfully achieved highly dispersed Pd NPs and advanced spatial confinement effect, showcasing superior catalytic activity and stability in Suzuki-Miyaura cross-coupling reaction.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2022)

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Article Chemistry, Multidisciplinary

Highly Selective Adsorption and Recovery of Palladium from Spent Catalyst Wastewater by 1,4,7,10-Tetraazacyclododecane-Modified Mesoporous Silica

Chao Zeng et al.

Summary: By utilizing a specific silicon-based adsorbent, waste palladium resources can be efficiently and selectively adsorbed and recovered. The adsorbent exhibits rapid adsorption rate, good stability, and reusability.

ACS SUSTAINABLE CHEMISTRY & ENGINEERING (2022)

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Article Chemistry, Applied

Compatible with excellent gold/palladium trap and open sites for green Suzuki coupling by an imidazole-modified MOF

Yue Gong et al.

Summary: Zr-Ll/L2 of UiO-66 topology was successfully modified with amine and imidazole a-diimine side-groups for green Suzuki coupling. The modified material exhibited excellent recovery percentage, high selectivity, outstanding recyclability, and surpassing adsorption capacity, benefiting from the synergistic interactions in the material. Palladium recovery and conversion for aqueous-phase Suzuki coupling were also achieved with high efficiency and recyclability.

MICROPOROUS AND MESOPOROUS MATERIALS (2022)

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Article Chemistry, Multidisciplinary

Porous polyisothiocyanurates for selective palladium recovery and heterogeneous catalysis

Kyung Seob Song et al.

Summary: This paper reports the synthesis of porous polyisothiocyanurates through ionothermal conditions and their application in the selective recovery of palladium. The material has a high surface area and abundant sulfur atoms, enabling efficient adsorption and recovery of palladium, as well as excellent performance in catalytic reactions.

CHEM (2022)

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Article Engineering, Environmental

Selective recovery of silver and palladium from acidic waste solutions using dithiocarbamate-functionalized cellulose

Foni B. Biswas et al.

Summary: This study utilized a biomass-based adsorbent to efficiently extract silver and palladium from waste water, with the adsorbent showing high adsorption capacity and extraction rate for the target metals. The recovered metals can be obtained in high purity after extraction, the method is simple and efficient, does not require the use of toxic substances, and has great potential for application on a larger scale.

CHEMICAL ENGINEERING JOURNAL (2021)

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Article Engineering, Environmental

Pre-modification strategy to prepare a novel Zr-based MOF for selective adsorption of Palladium(II) from solution

Jiali Tang et al.

Summary: A novel metal organic framework (MOF) prepared by pre-modification was utilized as an adsorbent for recovering palladium ions in wastewater, showing high adsorption efficiency and reusability after multiple cycles. The adsorption mechanism mainly involves electrostatic interaction and chelation with N and O atoms, as well as reduction of Pd(II) to Pd(0) by N and O functional groups.

CHEMICAL ENGINEERING JOURNAL (2021)

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Article Chemistry, Multidisciplinary

Asynchronous Double Schiff Base Formation of Pyrazole Porous Polymers for Selective Pd Recovery

Mousumi Garai et al.

Summary: The pyrazole-linked covalent organic polymer is synthesized using an asynchronous double Schiff base from readily available monomers, without the use of metals. It exhibits high chemical resistance and thermal stability, along with good gas capture and selectivity abilities. The strongly coordinating pyrazole sites allow for high selectivity of Pd (II) over other metals, making the polymer reusable multiple times.

ADVANCED SCIENCE (2021)

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Article Engineering, Chemical

Superhydrophobic conjugated microporous polymer-coated sponges: Synthesis and application for highly efficient oil/water separation and the recovery of palladium ions

Liang Xu et al.

Summary: Superhydrophobic conjugated microporous polymer-coated sponges show excellent performance in oil/water separation and heavy metal recovery, with great application prospects.

SEPARATION AND PURIFICATION TECHNOLOGY (2021)

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Review Biochemistry & Molecular Biology

From Waste to Green Applications: The Use of Recovered Gold and Palladium in Catalysis

Sean McCarthy et al.

Summary: The direct use of precious metal recovery products from industrial and consumer waste for catalysis is a promising area of investigation, offering a more sustainable, environmentally friendly, and profitable approach. This review demonstrates the feasibility and sustainability of this innovative method, aiming to stimulate further research and industrial processes based on the valorization of secondary resources of raw materials.

MOLECULES (2021)

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Article Engineering, Chemical

Enhancing polyimide-based mixed matrix membranes performance for CO2 separation containing PAF-1 and p-DCX

Dongyun Wu et al.

Summary: This study investigates the anti-aging properties of PAF-1 and p-DCX in a highly selective polyimide (PI) polymer for industrial CO2 separation. The PI membranes showed slower CO2 aging rates and significantly enhanced CO2 permeability with the addition of PAF-1 and p-DCX, surpassing 2008 Upper Bounds for both CO2/N2 and CO2/CH4 separation in mixed-gas performance.

SEPARATION AND PURIFICATION TECHNOLOGY (2021)

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Article Chemistry, Physical

Stable Palladium Oxide Clusters Encapsulated in Silicalite-1 for Complete Methane Oxidation

Teng Li et al.

Summary: The use of an amine-based ligand during zeolite synthesis enables the encapsulation of highly dispersed palladium oxide clusters within the microporous channels and voids of nanosized silicalite-1 crystals. This encapsulation effect, combined with the properties of silicalite-1, results in the optimized Pd@silicalite-1 catalyst outperforming traditional Pd-based catalysts in lean methane oxidation reaction in terms of both high activity and better stability.

ACS CATALYSIS (2021)

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Article Chemistry, Multidisciplinary

Highly efficient Lewis acid catalytic activity of the tritylium ion at the node of a tensile organic framework

Shuai Zhao et al.

Summary: Tritylium ions in a tensile framework exhibit superior Lewis acid catalytic activity compared to free tritylium salts, showing significantly improved reaction rates in a Povarov model reaction. The novel tritylium-based framework PAF-201 allows for efficient recycling of the catalyst, highlighting its potential for catalytic applications.

CHEMICAL SCIENCE (2021)

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Article Chemistry, Multidisciplinary

Nanoporous Palladium Hydride for Electrocatalytic N2 Reduction under Ambient Conditions

Wence Xu et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2020)

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Article Engineering, Chemical

Novel polyazamacrocyclic receptor impregnated macroporous polymeric resins for highly efficient capture of palladium from nitric acid media

Fengcheng Wu et al.

SEPARATION AND PURIFICATION TECHNOLOGY (2020)

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Article Engineering, Environmental

A novel nanocomposite based silica gel/graphene oxide for the selective separation and recovery of palladium from a spent industrial catalyst

Min Li et al.

CHEMICAL ENGINEERING JOURNAL (2020)

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Article Chemistry, Multidisciplinary

Back Cover: A Porous Organic Polymer Nanotrap for Efficient Extraction of Palladium (Angew. Chem. Int. Ed. 44/2020)

Briana Aguila et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2020)

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Article Materials Science, Multidisciplinary

2D layered noble metal dichalcogenides (Pt, Pd, Se, S) for electronics and energy applications

E. Chen et al.

MATERIALS TODAY ADVANCES (2020)

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Article Agricultural Engineering

Ice-templated graphene oxide/chitosan aerogel as an effective adsorbent for sequestration of metanil yellow dye

Kar Chiew Lai et al.

BIORESOURCE TECHNOLOGY (2019)

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Article Chemistry, Multidisciplinary

Cover Picture: Chameleon Metals: Autonomous Nano-Texturing and Composition Inversion on Liquid Metals Surfaces (Angew. Chem. Int. Ed. 1/2020)

Andrew Martin et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2019)

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Article Chemistry, Applied

Palladium adsorption and preconcentration onto thiol- and amine-functionalized mesoporous silicas with respect to analytical applications

J. Dobrzynska et al.

MICROPOROUS AND MESOPOROUS MATERIALS (2019)

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Article Chemistry, Multidisciplinary

Functionalized chitosan adsorbents allow recovery of palladium and platinum from acidic aqueous solutions

Stein Mincke et al.

GREEN CHEMISTRY (2019)

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Article Engineering, Environmental

Highly selective and efficient adsorption of Hg2+ by a recyclable aminophosphonic acid functionalized polyacrylonitrile fiber

Gang Xu et al.

JOURNAL OF HAZARDOUS MATERIALS (2018)

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Article Chemistry, Physical

Constructing synergistic groups in porous aromatic frameworks for the selective removal and recovery of lead(II) ions

Yajie Yang et al.

JOURNAL OF MATERIALS CHEMISTRY A (2018)

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Article Chemistry, Multidisciplinary

A Crystalline Polyimide Porous Organic Framework for Selective Adsorption of Acetylene over Ethylene

Lingchang Jiang et al.

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY (2018)

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Article Chemistry, Multidisciplinary

Memristive Logic-in-Memory Integrated Circuits for Energy-Efficient Flexible Electronics

Byung Chul Jang et al.

ADVANCED FUNCTIONAL MATERIALS (2018)

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Article Chemistry, Multidisciplinary

Construction of the Benzomesembrine Skeleton: Palladium(0)-Catalyzed Intermolecular Arylative Dearomatization of α-Naphthols and Subsequent Aza-Michael Reaction

Ren-Qi Xu et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2017)

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Article Engineering, Environmental

Expeditious preparation of β-cyclodextrin grafted chitosan using microwave radiation for the enhanced palladium adsorption from aqueous waste and an industrial catalyst

Shivani Sharma et al.

JOURNAL OF ENVIRONMENTAL CHEMICAL ENGINEERING (2017)

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Article Engineering, Environmental

Recovery of Au(III) by radiation synthesized aminomethyl pyridine functionalized adsorbents based on cellulose

Zhen Dong et al.

CHEMICAL ENGINEERING JOURNAL (2016)

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Article Polymer Science

Highly selective and efficient chelating fiber functionalized by bis(2-pyridylmethyl)amino group for heavy metal ions

Gang Xu et al.

POLYMER CHEMISTRY (2016)

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Article Chemistry, Multidisciplinary

Carboxyl-containing microporous organic nanotube networks as a platform for Pd catalysts

Yang Xu et al.

RSC ADVANCES (2016)

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Article Chemistry, Physical

Heterogeneous Catalysis by Covalent Organic Frameworks (COF): Pd(OAc)2@COF-300 in Cross-Coupling Reactions

Raoni S. B. Goncalves et al.

CHEMCATCHEM (2016)

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Article Chemistry, Multidisciplinary

Simultaneous ultra-trace palladium(II) detection and recovery from wastewater using new class meso-adsorbent

Md. Rabiul Awual et al.

JOURNAL OF INDUSTRIAL AND ENGINEERING CHEMISTRY (2015)

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Article Engineering, Environmental

Layer-by-layer strategy for adsorption capacity fattening of endophytic bacterial biomass for highly effective removal of heavy metals

Shenglian Luo et al.

CHEMICAL ENGINEERING JOURNAL (2014)

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Article Chemistry, Multidisciplinary

Ammonia Capture in Porous Organic Polymers Densely Functionalized with Bronsted Acid Groups

Jeffrey F. Van Humbeck et al.

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY (2014)

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Article Chemistry, Multidisciplinary

Targeted Synthesis of a Porous Aromatic Framework with High Stability and Exceptionally High Surface Area

Teng Ben et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2009)

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Article Engineering, Environmental

Batch and bulk removal of a triarylmethane dye, Fast Green FCF, from wastewater by adsorption over waste materials

Alok Mittal et al.

JOURNAL OF HAZARDOUS MATERIALS (2009)

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Review Engineering, Environmental

Review of second-order models for adsorption systems

Yuh-Shan Ho

JOURNAL OF HAZARDOUS MATERIALS (2006)

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Article Chemistry, Physical

Ordered mesoporous silica (SBA-15) derivatized with imidazole-containing functionalities as a selective adsorbent of precious metal ions

T Kang et al.

JOURNAL OF MATERIALS CHEMISTRY (2004)

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Nanoporous Aromatic Framework with Bulky Binding Groups for Palladium Recovery

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