Results 61 to 70 of about 2,801 (177)

Diffusive Gradients in Thin‐Films Technique as a Tool for Matrix Separation and Preconcentration for Sensitive Determination of Cd and Pb in Table Salt

open access: yesFood Science &Nutrition, Volume 14, Issue 7, July 2026.
This study investigated the applicability of the diffusive gradients in thin‐films (DGT) technique for matrix separation and preconcentration of cadmium (Cd) and lead (Pb) from table salt solutions prior to their quantification by graphite furnace atomic absorption spectrometry (GFAAS).
Marin Senila, Simion Bogdan Angyus
wiley   +1 more source

The Effect of Nanoclay on Physicochemical, Mechanical and Thermal Properties of New Urea- Glyoxal Resin [PDF]

open access: yesIranian Journal of Wood and Paper Industries, 2015
In order to eliminate the harm of formaldehyde from panels bonded with UF resin to environment and human health at the source, the low volatile and nontoxic aldehyde of glyoxyal (G) was chosen to react with urea (U) to prepare the wood adhesive of urea ...
hamed yonesi korekhili   +2 more
doaj  

Development of Cost‐Effective and Highly Transparent Melamine Formaldehyde Resin Modified With Sodium Chloride for Enhancing Glossiness and Abrasion Resistance of Melamine Impregnated Paper

open access: yesPolymer Engineering &Science, Volume 66, Issue 7, Page 4829-4840, July 2026.
An eco‐friendly melamine‐formaldehyde was produced by the addition of sodium chloride as a modifier. Modified MF resin improved surface gloss and abrasion resistance of decorative paper and decreased the formaldehyde emission. Curing time of the MF resin decreased with the addition of sodium chloride.
Saeed Kamrani   +8 more
wiley   +1 more source

Date Palm Medium Density Fiberboard: Process Modeling, Physical and Mechanical Characterization

open access: yesJournal of Natural Fibers
An approach to produce medium density fiberboard (MDF) from date palm midrib fibers, an abundant agricultural byproduct generated during routine palm pruning, using urea-formaldehyde (UF) resin as a binder is studied.
Musab Dafalla Ahmed Abdalla   +3 more
doaj   +1 more source

Mammalian Osteoderm Ultrastructure in the Armored Acomys Spiny Mouse Tail

open access: yesSmall, Volume 22, Issue 40, 17 July 2026.
The ultrastructure of armored platelets – termed osteoderms – in the tail skin of Acomys cahirinus spiny mice is characterized using 2D and 3D microscopy methods. The imbricated structure is composed of calcium phosphate biomineral and has select structural elements that are bone‐like and tooth‐like in nature.
Joseph Deering   +2 more
wiley   +1 more source

USE OF BABAÇU FLOUR WITH ALTERNATIVE EXTENDER FOR PLYWOOD MANUFACTURING

open access: yesCiência Florestal, 2009
This work aims at evaluating the potentiality of babaçu flour under differents percents (0%, 50%, 75%, and 100%) as alternative extensers to wheatmeal for plywood manufacturing.
Érika da Silva Ferreira   +4 more
doaj   +1 more source

Advances in Physicochemical and Biological Treatment of Textile Wastewater: An Applied Review of Methods, Technologies, and Costs

open access: yesWater Environment Research, Volume 98, Issue 7, July 2026.
Major textile wastewater treatment technologies, including physicochemical (adsorption, membrane filtration, coagulation–flocculation, advanced oxidation), biological (algal–bacterial systems, fungal treatment, anaerobic digestion, microbial fuel cells), and hybrid approaches.
Adedapo O. Adeola, Stephanie Gora
wiley   +1 more source

Grewia optiva Fiber Reinforced Novel, Low Cost Polymer Composites

open access: yesE-Journal of Chemistry, 2009
In this research article, the assessment of properties of compression molded Grewia optiva fiber reinforced Urea-Formaldehyde (UF) matrix based polymer composites is reported.
A. S. Singha, Vijay Kumar Thakur
doaj   +1 more source

Properties of Medium-Density Fiberboards with Different Contents of Recycled Fibers and Urea–Formaldehyde Resin

open access: yesFibers
Recycling wood-based panels is essential for promoting the cascading use of wood, advancing the transition to a circular economy, and maximizing the efficient use of natural resources.
Viktor Savov   +3 more
doaj   +1 more source

The Effect of Citric Acid Treatment on Particleboard Properties Obtained from a Combination of Garden Tree Branches with Bagasse and Palm Leaves

open access: yesDrvna Industrija
The aim of this research was to determine the effect of citric acid treatment on the particleboard properties obtained by mixing three types of lignocellulosic sources.
Hossein Rajabloo   +3 more
doaj   +1 more source

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