Ionic liquid with acidic properties is an important branch in the wide ionic liquid field and the
aim of this article is to cover all aspects of these acidic ionic liquids, especially focusing on …

Polyoxometalates (POMs) have conducive properties such as controlled Brønsted and
Lewis acidity, high thermal stability, nontoxic nature, tunable solubility, and less …

Acid catalysts are widely used in petrochemical reactions, the synthesis of fine chemicals,
and biomass conversions in industry. To comply with the principles of green and sustainable …

Recently, beneficiation of iron from low-grade ores with high impurities has been a matter of
discussion. Flotation is one of the most effective technologies for the upgrading of low-grade …

Tungstophosphoric heteropolyacid (HPW) has been encapsulated in a mesoporous metal–
organic framework (MOF), MIL-100 (Fe), by a simple low-temperature (< 100° C) HF-free …

Acid catalysis, one of the most important industrial processes, suffers from the toxicity,
corrosion and recyclability problems of conventional homogeneous acid catalysts. Thus, the …

The application of catalysis to reduced toxicity systems and benign and renewable energy
systems is a central focus area for green chemistry research. It is possible to prepare …

Phase transfer catalysis combines the advantages of homogeneous and heterogeneous
catalysts and therefore attracts ever-growing interest for environmentally-friendly sustainable …

Sulfonic acid functional strong acidic catalysts are largely used in various chemical
reactions. However, in many reactions with water as product, the catalytic activity and …

Achieving green preparation and economical recycling of polyurethane (PU) foams while
considering environmental protection and comprehensive resource utilization is a significant …