Results 21 to 30 of about 101,097 (291)

Review of Achieved Purities after Li-ion Batteries Hydrometallurgical Treatment and Impurities Effects on the Cathode Performance

open access: yesBatteries, 2021
This paper is a product purity study of recycled Li-ion batteries with a focus on hydrometallurgical recycling processes. Firstly, a brief description of the current recycling status was presented based on the research data. Moreover, this work presented
Olimpia A. Nasser, Martina Petranikova
doaj   +1 more source

The effect of defect size and soil aggressivity on corrosion of underground oil & gas pipelines [PDF]

open access: yesE3S Web of Conferences, 2019
Nowadays, the oil & gas industry has limited number of non-destructive corrosion techniques for assessment of life-time of existing infrastructures, especially on low and medium pressure pipelines exposed to aggressive soil environment where defect in ...
Halama Maros   +3 more
doaj   +1 more source

Chemically Recyclable Biobased Polyurethanes

open access: yesACS Macro Letters, 2016
Polyurethanes (PUs), in the form of coatings, adhesives, sealants, elastomers, and foams, play a vital role in the consumer goods, automotive, and construction industries. However, the inevitable disposal of nondegradable postconsumer polyurethane products constitutes a massive waste management problem that has yet to be solved.
Deborah K, Schneiderman   +8 more
openaire   +2 more sources

Synthesis of high acid-resistant ultramarine blue pigment through coal gangue, industrial zeolite waste and corn straw waste recycling

open access: yesResources Chemicals and Materials, 2022
The massive stacking of the coal gangue (CG) in the coal mining process, discarded industrial zeolite waste (IZW) and agricultural corn straw (CS) has caused serious environmental pollution and resource waste.
Haibo Wang   +3 more
doaj   +1 more source

Investigations into Recycling Zinc from Used Metal Oxide Varistors via pH Selective Leaching: Characterization, Leaching, and Residue Analysis

open access: yesThe Scientific World Journal, 2015
Metal oxide varistors (MOVs) are a type of resistor with significantly nonlinear current-voltage characteristics commonly used in power lines to protect against overvoltages.
Toni Gutknecht   +4 more
doaj   +1 more source

Construction and Application of a Non-Enzyme Hydrogen Peroxide Electrochemical Sensor Based on Eucalyptus Porous Carbon

open access: yesSensors, 2018
Natural eucalyptus biomorphic porous carbon (EPC) materials with unidirectional ordered pores have been successfully prepared by carbonization in an inert atmosphere.
Shuisheng Wu   +4 more
doaj   +1 more source

Optimization of Manganese Recovery from a Solution Based on Lithium-Ion Batteries by Solvent Extraction with D2EHPA

open access: yesMetals, 2020
Manganese is a critical metal for the steelmaking industry, and it is expected that its world demand will be increasingly affected by the growing market of lithium-ion batteries.
Nathália Vieceli   +3 more
doaj   +1 more source

Epoxy Thermosets Designed for Chemical Recycling

open access: yesChemistry – An Asian Journal, 2023
AbstractEpoxy thermosets constitute a significant portion of high‐performance plastics, as they possess excellent thermal and mechanical properties that are applicable in a wide range of industries. Nevertheless, traditional epoxy networks show strict limitations regarding chemical recycling due to their covalently crosslinked structures.
Tankut Türel   +3 more
openaire   +3 more sources

Crystal structure of diisobutyl 2,5-dihydroxycyclohexa-1,4-diene-1,4-dicarboxylate, C16H24O6

open access: yesZeitschrift für Kristallographie - New Crystal Structures, 2020
C16H24O6, triclinic, P1̄ (no. 2), a = 6.3410(13) Å, b = 7.3430(15) Å, c = 10.241(2) Å, α = 94.06(3)°, β = 103.89(3)°, γ = 113.13(3)°, V = 418.3(8) Å3, Z = 1, Rgt(F) = 0.0546, wRref(F2) = 0.1691, T = 295(3) K.
Li Zhuang-Yu   +3 more
doaj   +1 more source

Leaching and Recovery of Rare-Earth Elements from Neodymium Magnet Waste Using Organic Acids

open access: yesMetals, 2018
Over the last decade, rare-earth elements (REEs) have become critical in the European Union (EU) in terms of supply risk, and they remain critical to this day.
Marino Gergoric   +4 more
doaj   +1 more source

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