Among many biodegradable and biocompatible biopolymers, polyhydroxyalkanoates
(PHAs), generated by microorganisms, have highly attracted attention in various fields due …

Exploitation of polymers as effective starting materials to produce various valuable catalysts
is attracting the attention of industrial and academic researchers. Moreover, among all …

A novel chitosan resin microsphere (CDCR) adsorbent, which was synthesized by
secondary crosslinking and carbon disulfide modification, and was evaluated for its efficacy …

Chitosan is an abundant, biodegradable, and renewable green material with diverse
functionalities. It is a valuable substance used prolifically in numerous applications, such as …

In this study, a green magnetic nanocatalyst based on natural clay was fabricated. Magnetic
nanoparticles were loaded on halloysite nanotubes (HNTs) and poly (ethylene imine)(PEI) …

Although membrane technologies have been used for different purposes because of their
selective permeability and suitability for modifications, fouling is the most important limiting …

Over the past few decades, research on heterogeneous catalysts, especially metal-free
catalysts in industrial and research transformations, has intensified. Despite the obvious …

Polyhydroxyalkanoates (PHAs) are diversiform biopolyesters with a similar structure and
different side chain groups, synthesized by a variety of microorganism. Due to their excellent …

In this work, porous biochar was obtained from sugarcane bagasse by alkali activation and
pyrolysis and then magnetized with γ-Fe2O3 by calcination. After functionalization with …

Abstract Magnetic nanoparticles (Fe 3 O 4) were used for physical adsorption of lipase from
Yarrowia lipolytica IMUFRJ 50682. The optimal adsorption conditions were obtained as …