Environmental management through effective utilization of biowastes has been a topic intensive research in recent years. This study examines the effect pyrolysis temperature on physical and morphological characteristic biochar (BC) derived from lignocellulosic wastes. The was prepared by pyrolysing date palm biomass at various temperatures, i.e., 300, 400, 500, 600, 700 °C. These pyrolysed biochars were then characterized for their carbon content, mineral compositions, chemical...

Bioadhesion can be defined as the process by which a natural or synthetic polymer adhere to biological substrate. When substrate is mucosal layer then phenomena known mucoadhesion. The possessing bioadhesive property help in devising delivery system capable of delivering bioactive agent for prolonged period time at specific site. current review provides good insight on mucoadhesive polymers, phenomenon mucoadhesion and factors have ability affect properties polymer.

Highly pure cellulosic polymers obtained from waste lignocellulose offer great potential for designing novel materials in the concept of biorefinery. In this work, alpha-cellulose and nanocrystalline cellulose were isolated date palm trunk mesh (DPTM) through a series physicochemical treatments. Supercritical carbon dioxide treatment was used to remove soluble extractives, concentrated alkali pretreatment eliminate lignin portion selectively obtain approximately 94% yield. Further treatments...

Cellulosic polysaccharides have increasingly been recognized as a viable substitute for the depleting petro-based feedstock due to numerous modification options obtaining plethora of bio-based materials. In this study, cellulose triacetate was synthesized from pure obtained waste lignocellulosic part date palm (Phoenix dactylifera L.). To achieve degree substitution (DS) hydroxyl group 2.9, heterogeneous acetylation reaction carried out with acetic anhydride an acetyl donor. The ester...

The current study deals with the development of a glutaraldehyde cross-linked chitosan-based delivery system improved mechanical properties utilizing reactive solvent technique. prepared systems were characterized by Fourier Transform Infrared (FT-IR) spectroscopy, X-ray diffraction (XRD), thermogravimetric analysis (TGA) and differential scanning calorimetry (DSC). also analysed for pH-dependent swelling they their haemocompatibility cytocompatibility. FT-IR studies indicated formation...

The present study describes the synthesis of novel bigels as delivery matrices for controlled applications. were prepared by mixing agar hydrogel and stearyl alcohol oleogel in different proportions. microscopic analysis suggested formation biphasic at lower proportions bicontinuous bigel higher Stress relaxation was used to analyze mechanical properties. viscoelastic property estimated modeling profile using Weichert model viscoelasticity. electrical showed an increase impedance values...

In the 21st century, one of challenges being faced by food, pharmaceutical, nutraceutical, and cosmetic industries is to deliver vegetable oils in their bioactive form. this process, taste aroma need be preserved. To achieve objective, encapsulation namely essential nonessential have been carried out. review, strategies for preparation methods discussed. At end, applications encapsulated as antimicrobials, insecticide/pesticide/pest repellent, drug delivery, food packaging preservation...

This study investigated if whole wheat flour-based cookie dough's physical properties were affected by mixing time (1 to 10 min). The dough quality was assessed using texture (spreadability and stress relaxation), moisture content, impedance analysis. distributed components better organized in mixed for 3 min when compared with the other times. segmentation analysis of micrographs suggested that higher resulted formation water agglomeration. infrared spectrum samples analyzed based on...

This research evaluated the influence of stearic acid, sunflower lecithin, and sorbitan monooleate on soy wax (SYW)/rice bran oil (RBO)-based oleogels. The physiochemical behavior oleogel samples was using colorimetry, microscopy, FTIR, mechanical, crystallization kinetics, X-ray diffraction, a drug release investigation. prepared oleogels were light yellow, adding emulsifiers did not change their appearance. All showed an binding capacity >98%, independent emulsifier treatment. surface...

The current study explores the properties of starch and non‐starch polysaccharides based bigels containing sunflower oil their application in controlled delivery metronidazole probiotics. were prepared by mixing span‐40 organogels with aqueous polysaccharide sol. microstructure was characterized fluorescent microscope. then for mechanical using texture analysis. flow behavior gels studied rheometer. micrographs suggested uniform distribution continuous phase. viscoelastic nature a shear...

In this study, the effect of different polypropylene (PP) matrices (homopolymer (HPP), impact copolymer (ICP), and recycled (rPP)) on mechanical, morphological, thermal properties date palm fiber (DPF)-reinforced PP composites was investigated. The DPFs were treated with an alkali solution, fabricated DPF loadings (5, 10, 15 wt %) lengths (less than 2 mm 8-12 mm). It found that tensile DPF/ICP DPF/rPP similar to those DPF/HPP composites. addition matrix reduced its strength but increased...

Synergistic formulations were developed with nano-pigments, and their effects on the mechanical properties steel substrates structures evaluated. This paper provides a complete analysis of epoxy coating, focusing incorporation nano-pigments synergistic in obtaining higher properties. study reports preparation nano-silica composites, characterization, development coatings based ZnO particles. In this composite, resin was incorporated SiO2 as main pigment to achieve high-performance for...

Material extrusion (ME) is an additive manufacturing technique capable of producing functional parts, and its use in multi-material fabrication requires further exploration expansion. The effectiveness material bonding one the main challenges using ME due to processing capabilities. Various procedures for improving adherence parts have been explored, such as adhesives or post-processing parts. In this study, different conditions designs were investigated with aim optimizing polylactic acid...

This study investigated the effects of incorporating stearic acid (SAC) in candelilla wax (CW) and groundnut oil (GO) oleogel with potential health benefits as an alternative to saturated fats processed foods. Results showed that SAC possesses crystal habit-modifying properties on oleogels, causing its average crystallite size increase, observed through polarized light microscopy XRD analysis. Additionally, caused increase ordering within network a result decrease d-spacing. Interestingly,...

The current study deals with the development of an ultrasonic based cane for navigation blind persons. developed is able to detect both aerial and ground obstacles potholes (drop-off). signals are acquired in Arduino microcontroller, classified control generated. transmitted wirelessly receiving device, kept shoulder pocket. device consists another microcontroller which triggers 3 speaker panel (worn around chest) LED panel. works range 5-150 cm may be used as a navigational aid

Hydrogels have evolved over the last decade as materials of choice in varied biomedical applications. This is associated with inherent biocompatible nature hydrogels. The modulation properties hydrogels easily possible due to availability polymers chemistry and physical properties. review discusses pharmaceutical aspects controlled release bioactive agents from hydrogel-based formulations.