4.7 Article

Hollow polyethyleneimine/carboxymethyl cellulose beads with abundant and accessible sorption sites for ultra-efficient chromium (VI) and phosphate removal

Related references

Note: Only part of the references are listed.
Article Environmental Sciences

Feather keratin derived sorbents for the treatment of wastewater produced during energy generation processes

Irum Zahara et al.

Summary: Eight keratin derived bio-polymers were developed to sequester toxic trace elements from synthetic wastewater, showing potential in effectively treating metal-contaminated water. Chemical modifications of these biopolymers enhance their sorption capabilities for contaminants in wastewater, promising in controlling energy-related water pollution.

CHEMOSPHERE (2021)

Article Green & Sustainable Science & Technology

Using modified quartz sand for phosphate pollution control in cemented phosphogypsum (PG) backfill

Ying Shi et al.

Summary: The addition of modified quartz sand (MQS) can significantly reduce phosphate concentration in backfill, meeting discharge standards in a short time without adverse effects on long-term phosphate release. Furthermore, MQS addition promotes hydration processes, optimizes aggregate gradation, and enhances strength development of backfill.

JOURNAL OF CLEANER PRODUCTION (2021)

Article Biochemistry & Molecular Biology

Fabrication of hybrid chitosan encapsulated magnetic-kaolin beads for adsorption of phosphate and nitrate ions from aqueous solutions

Perumal Karthikeyan et al.

Summary: A novel and environmentally-friendly chitosan encapsulated magnetic kaolin beads were fabricated and applied for the adsorption of phosphate and nitrate ions from water in this study. The synthesized beads showed promising potential as selective and effective adsorbents for the removal of phosphate and nitrate ions from aqueous solutions.

INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES (2021)

Article Chemistry, Inorganic & Nuclear

Fabrication of lanthanum linked trimesic acid as porous metal organic frameworks for effective nitrate and phosphate adsorption

Ilango Aswin Kumar et al.

Summary: The global potable water crisis has fueled research on detoxifying aquatic pollutants, with metal-organic frameworks emerging as a promising solution for efficient removal of toxic ions. This study focuses on the development of LTA-based MOFs for adsorption of NO3- and PO43- from water, exploring their adsorption mechanisms, properties, and potential for water quality control. The synthesized LTA MOFs demonstrate enhanced removal properties and reusability for adsorption technique.

JOURNAL OF SOLID STATE CHEMISTRY (2021)

Article Engineering, Environmental

Adsorption behavior of heavy metal ions on a polymer-immobilized amphoteric biosorbent: Surface interaction assessment

Chaofan Zheng et al.

Summary: The study introduced a novel magnetically separable amphoteric biosorbent (PD-Fe3O4@CCS) and evaluated its adsorption behavior towards Cr(VI) and Cu(II) ions. Results showed that the biosorbent exhibited promising potential for large-scale application, with good reusability and stability. Surface interactions between PD-Fe3O4@CCS and heavy metal ions were systematically analyzed through FTIR and XPS, providing valuable insights for understanding biosorbent-contaminant interactions in wastewater.

JOURNAL OF HAZARDOUS MATERIALS (2021)

Article Chemistry, Physical

Facile synthesis of tunable rare earth based metal organic frameworks for enhanced fluoride retention

Antonysamy Jeyaseelan et al.

Summary: This study aims to develop rare earth metal ions (REM) based metal organic frameworks (MOFs) using benzene-1,3,5-tricarboxylic acid (BTC) to achieve superior fluoride adsorption. The synthesized La@BTC and Ce@BTC MOFs exhibit high defluoridation capacities and can be easily regenerated for multiple cycles. Field trial results show that REM based MOFs effectively reduce fluoride levels below the permissible limit.

JOURNAL OF MOLECULAR LIQUIDS (2021)

Article Chemistry, Applied

The hollow core-shell ferric oxide entrapped chitosan microcapsules as phosphate binders for phosphorus removal in vitro

Min Li et al.

Summary: Fe@CH microcapsules, with enhanced phosphate binding and limited iron leakage, are a proper candidate as the phosphate binder for hyperphosphatemia patients due to their improved bio-compatibility and binding efficacy.

CARBOHYDRATE POLYMERS (2021)

Article Engineering, Chemical

High Efficiency Phosphate Removal Was Achieved by Lanthanum-Modified Mesoporous Silica Aerogels with Cellulose-Guided Templates

Xinyan Yang et al.

Summary: The study successfully synthesized an adsorbent for removing phosphate from environmental water using cellulose nanocrystals as biological templates and lanthanum-modified mesoporous silica aerogel. Characterization techniques confirmed the performance of the materials, with SA-La-5 identified as the best adsorbent for phosphate removal.

INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH (2021)

Article Engineering, Environmental

Magnesium ferrite-reinforced polypyrrole hybrids as an effective adsorbent for the removal of toxic ions from aqueous solutions: Preparation, characterization, and adsorption experiments

Perumal Karthikeyan et al.

Summary: The novel MgFe2O4-reinforced polypyrrole hybrids show promising capabilities in removing PO4-, NO3-, and Cr(VI) from water, with high adsorption efficiency and good regenerability.

JOURNAL OF HAZARDOUS MATERIALS (2021)

Article Engineering, Environmental

Facile preparation of dual La-Zr modified magnetite adsorbents for efficient and selective phosphorus recovery

Xiaochang Lin et al.

Summary: Phosphate (P) is essential for the growth of all living organisms, and the depletion of minable P rock has led to an increasing demand for P recovery, driving the development of novel technologies. This study introduced a novel magnetic adsorbent, La-Zr@Fe3O4, for convenient and efficient P reclamation from wastewater or sludge, showing high affinity and rapid separation. The La-Zr@Fe3O4 demonstrated high stability and reusability in cyclic adsorption/desorption experiments, with potential for efficient phosphate sequestration and recovery.

CHEMICAL ENGINEERING JOURNAL (2021)

Article Engineering, Environmental

Fabrication of MXene/PEI functionalized sodium alginate aerogel and its excellent adsorption behavior for Cr(VI) and Congo Red from aqueous solution

Yilin Feng et al.

Summary: The MXene/PEI modified sodium alginate aerogel (MPA) showed excellent adsorption capacity for both Cr(VI) and Congo Red, with strong mechanical strength and antibacterial properties, making it suitable for wide applications in water treatment.

JOURNAL OF HAZARDOUS MATERIALS (2021)

Article Engineering, Environmental

Polyethyleneimine-grafted polysilsesquioxane hollow spheres for the highly efficient removal of anionic dyes and selective adsorption of Cr(VI)

Yong-Zhu Yan et al.

Summary: In this study, a novel PEI-functionalised polysilsesquioxane hollow sphere adsorbent was successfully prepared and evaluated for its adsorption behavior. H-PVTMS-PEI-2 exhibited fast adsorption kinetics and high adsorption capacities for Cr(VI) and CR, showing potential for efficient removal of coexisting toxic water pollutants.

JOURNAL OF ENVIRONMENTAL CHEMICAL ENGINEERING (2021)

Article Engineering, Environmental

Facile design of metal ion fabricated benzene-1,3,5-tricarboxylic acid based metal organic frameworks for defluoridation of water

Antonysamy Jeyaseelan et al.

Summary: The research focused on utilizing metal organic frameworks for removing fluoride in potable water. Through experiments and analysis, it was verified that the method is highly efficient in fluoride removal, showing promising potential for practical applications.

JOURNAL OF ENVIRONMENTAL CHEMICAL ENGINEERING (2021)

Article Engineering, Environmental

Design and development of amine functionalized iron based metal organic frameworks for selective fluoride removal from water environment

Antonysamy Jeyaseelan et al.

Summary: In this study, Fe@BDC and Fe@ABDC based metal organic frameworks (MOFs) were prepared for selective fluoride removal, showing enhanced defluoridation capacities of 4.90 and 4.92 mg g(-1) respectively. The properties of the composites were characterized through various analysis methods, and the factors affecting adsorption parameters were explored. The fluoride adsorption mechanism, applicability of field test, and recyclability of the composites were discussed in detail.

JOURNAL OF ENVIRONMENTAL CHEMICAL ENGINEERING (2021)

Article Engineering, Environmental

MgFe2O4-biochar based lanthanum alginate beads for advanced phosphate removal

Li Wang et al.

CHEMICAL ENGINEERING JOURNAL (2020)

Article Engineering, Environmental

Modified biochar for phosphate adsorption in environmentally relevant conditions

Yimin Huang et al.

CHEMICAL ENGINEERING JOURNAL (2020)

Article Biochemistry & Molecular Biology

Upon designing carboxyl methylcellulose and chitosan-derived nanostructured sorbents for efficient removal of Cd(II) and Cr(VI) from water

Shan-Shan Li et al.

INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES (2020)

Article Nanoscience & Nanotechnology

Low-Temperature Carbon Dioxide Gas Sensor Based on Yolk-Shell Ceria Nanospheres

Cecilia A. Zito et al.

ACS APPLIED MATERIALS & INTERFACES (2020)

Article Engineering, Environmental

Chromate removal by electrospun PVA/PEI nanofibers: Adsorption, reduction, and effects of co-existing ions

Shujuan Zhang et al.

CHEMICAL ENGINEERING JOURNAL (2020)

Article Environmental Sciences

Adsorptive removal of phosphate by the bimetallic hydroxide nanocomposites embedded in pomegranate peel

Muhammad Akram et al.

JOURNAL OF ENVIRONMENTAL SCIENCES (2020)

Article Chemistry, Physical

Melamine derived nitrogen-doped carbon sheet for the efficient removal of chromium (VI)

Ijaz Hussain et al.

JOURNAL OF MOLECULAR LIQUIDS (2020)

Article Engineering, Chemical

Phosphorus removal from model wastewater using lanthanum hydroxide microcapsules with poly(vinyl chloride) shells

Yoji Makita et al.

SEPARATION AND PURIFICATION TECHNOLOGY (2020)

Article Environmental Sciences

Cr(VI) Removal Using the Combination of the Cr(VI)-Resistant and Cr(VI)-Reducing Biofilm and the Alum-Polyacrylamide

Zainul Akmar Zakaria et al.

WATER AIR AND SOIL POLLUTION (2020)

Article Biochemistry & Molecular Biology

Environment responsive Al3+ networked chitosan-gelatin spherical beads for the effective removal of organic pollutants from aqueous solutions

P. Sirajudheen et al.

INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES (2020)

Article Chemistry, Applied

Carboxymethyl cellulose-based cryogels for efficient heavy metal capture: Aluminum-mediated assembly process and sorption mechanism

Shan-Shan Li et al.

INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES (2020)

Article Chemistry, Inorganic & Nuclear

A hierarchical LDH/MOF nanocomposite: single, simultaneous and consecutive adsorption of a reactive dye and Cr(vi)

Roozbeh Soltani et al.

DALTON TRANSACTIONS (2020)

Article Engineering, Environmental

Hydrothermal fabrication of triazine-functionalized covalent organic polymer enfolded alginate biocomposite beads for Cr(vi) removal from water

Soodamani Periyasamy et al.

ENVIRONMENTAL SCIENCE-WATER RESEARCH & TECHNOLOGY (2020)

Article Thermodynamics

Modified Thorium Oxide Polyaniline Core-Shell Nanocomposite and Its Application for the Efficient Removal of Cr(VI)

Sumanta Sahu et al.

JOURNAL OF CHEMICAL AND ENGINEERING DATA (2019)

Article Chemistry, Applied

Preparation of cellulose nanomaterials via cellulose oxalates

Jonatan Henschen et al.

CARBOHYDRATE POLYMERS (2019)

Article Chemistry, Physical

Facile construction of MoO3@ZIF-8 core-shell nanorods for efficient photoreduction of aqueous Cr (VI)

Yifan Zhang et al.

APPLIED CATALYSIS B-ENVIRONMENTAL (2019)

Article Engineering, Environmental

Green synthesis of tannin-hexamethylendiamine based adsorbents for efficient removal of Cr(VI)

Qiang Liu et al.

JOURNAL OF HAZARDOUS MATERIALS (2018)

Article Nanoscience & Nanotechnology

Preparation and Characterization of Nanoporous Sodium Carboxymethyl Cellulose Hydrogel Beads

Gulen Oytun Akalin et al.

JOURNAL OF NANOMATERIALS (2018)

Article Materials Science, Multidisciplinary

Preparation, characterization of chitosan/bamboo charcoal/poly(methacrylate) composite beads

Dorothy Caminos-Peruelo et al.

BULLETIN OF MATERIALS SCIENCE (2017)

Article Chemistry, Applied

Aminopropyl-modified mesoporous silica nanospheres for the adsorption of Cr(VI) from water

N. Fellenz et al.

JOURNAL OF POROUS MATERIALS (2015)

Article Environmental Sciences

Optimization of Reaction Conditions for Preparing Carboxymethyl Cellulose from Corn Cobic Agricultural Waste

Raj Kumar Singh et al.

WASTE AND BIOMASS VALORIZATION (2013)

Review Chemistry, Medicinal

Chromium in Drinking Water: Sources, Metabolism, and Cancer Risks

Anatoly Zhitkovich

CHEMICAL RESEARCH IN TOXICOLOGY (2011)

Article Engineering, Environmental

Biosorption of heavy metals from aqueous solutions by chemically modified orange peel

Ningchuan Feng et al.

JOURNAL OF HAZARDOUS MATERIALS (2011)

Article Engineering, Environmental

Chelating adsorption properties of PEI/SiO2 for plumbum ion

Fuqiang An et al.

JOURNAL OF HAZARDOUS MATERIALS (2007)