Browsing Artículos by Title
Now showing items 1405-1424 of 10235
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Bio-based non-isocyanate poly(hydroxy urethane)s (PHU) derived from vanillin and CO2
(Royal Society of Chemistry, 2023-06)As an alternative to the use of hazardous phosgene-based isocyanates for polyurethane preparation, non-isocyanate poly(hydroxy urethanes) (PHU) based on 5-membered cyclic carbonates have been developed. However, to date, ... -
Bio-Based Phosphate-Containing Polyester for Improvement of Fire Reaction in Wooden Particleboard
(MDPI, 2023-02-22)A new phosphate-containing bio-polyester based on glycerol and citric acid was synthesized and evaluated as fire-retardant (FR) in wooden particleboards. Phosphorus pentoxide was used to first introduce phosphate esters ... -
Bio-Based Polyurethane Networks Derived from Liquefied Sawdust
(MDPI, 2021-06-07)The utilization of forestry waste resources in the production of polyurethane resins is a promising green alternative to the use of unsustainable resources. Liquefaction of wood-based biomass gives polyols with properties ... -
Bioactive and degradable hydrogel based on human platelet-rich plasma fibrin matrix combined with oxidized alginate in a diabetic mice wound healing model
(Elsevier, 2022-04)[EN] In the present study we developed an injectable, bioactive and degradable hydrogel composed of alginate at 2.5% oxidation degree and calcium-activated platelet rich plasma (PRP) for wound healing applications ... -
Bioactive Coatings on Titanium: A Review on Hydroxylation, Self-Assembled Monolayers (SAMs) and Surface Modification Strategies
(MDPI, 2021-12-31)Titanium (Ti) and its alloys have been demonstrated over the last decades to play an important role as inert materials in the field of orthopedic and dental implants. Nevertheless, with the widespread use of Ti, ... -
Bioactive Materials for Next-Generation Dentistry
(MDPI, 2022-12-08)Teeth were some of the first organs whose function was effectively restored by inert refilling materials that have become widely known to the general public; amalgams, polymeric resin composites, and gutta-percha are some ... -
Bioactive molecules in wood extractives: Methods of extraction and separation, a review
(Elsevier, 2022-10)Bioactive molecules are those capable of interacting with living organisms, causing changes in them. Wood extractives contain important amounts of these molecules, and some of them have good antioxidant and antimicrobial ... -
Bioactives Overproduction through Operational Strategies in the Ichthyotoxic Microalga Heterosigma akashiwo Culture
(MDPI, 2023-05-20)The red tide-forming microalga Heterosigma akashiwo has been associated with massive events of fish deaths, both wild and cultured. Culture conditions are responsible for the synthesis or accumulation of some metabolites ... -
Bioadhesive eutectogels supporting drug nanocrystals for long-acting delivery to mucosal tissues
(Elsevier, 2022-12)utectogels (Egels) are an emerging class of soft ionic materials outperforming traditional temperature-intolerant hydrogels and costly ionogels. Due to their excellent elasticity, non-volatile nature, and adhesion properties, ... -
Bioanalytical chromatographic method validation according to current regulations, with a special focus on the non-well defined parameters limit of quantification, robustness and matrix effect
(Elsevier, 2014-08-01)Method validation is a mandatory step in bioanalysis, to evaluate the ability of developed methods in providing reliable results for their routine application. Even if some organisations have developed guidelines to define ... -
Bioapatite derived from animal bones as support for environmentally concerned catalysts: WGS with suppressed methanation activity
(Elsevier, 2023-10)The potential of natural apatite derived from pork bones to be used as a support of Ni catalysts for the Water-Gas Shift (WGS) reaction was investigated. Samples of bone char were chemically treated with either K2CO3 or ... -
Bioarchaeology as social archaeology: interview with professor Pam J. Crabtree
(Arkeogazte: Asociación de Jóvenes Investigadores en Arqueología Prehistórica e Histórica, 2013)... -
Biobased Acrylic Latexes/Sodium Carboxymethyl Cellulose Aqueous Binders for Lithium-Ion NMC 811 Cathodes
(ACS, 2024)The increasing demands for sustainable energy storage technologies have prompted extensive research in the development of eco-friendly materials for lithium-ion batteries (LIBs). This research article presents the design ... -
Biobased supramolecular ionic networks with optimized crystallinity and mechanical properties as promising dynamic materials for eutectogels design
(Elsevier, 2023-06)Ionic supramolecular networks are attractive materials for technological applications with unique properties such as ionic conductivity, stimuli-responsiveness, recyclability, and self-healing. Herein, new semicrystalline ... -
Biochar reduces the efficiency of nitrification inhibitor 3,4-dimethylpyrazole phosphate (DMPP) mitigating N2O emissions
(Nature Publishing, 2019-02-20)Among strategies suggested to decrease agricultural soil N2O losses, the use of nitrification inhibitors such as DMPP (3,4-dimethylpyrazole phosphate) has been proposed. However, the efficiency of DMPP might be affected ... -
Biochemical and Metabolomic Changes after Electromagnetic Hyperthermia Exposure to Treat Colorectal Cancer Liver Implants in Rats
(MDPI, 2021-05-17)Background: Hyperthermia (HT) therapy still remains relatively unknown, in terms of both its biological and therapeutic effects. This work aims to analyze the effects of exposure to HT, such as that required in anti-tumor ... -
Biochemical and Physical Performance Responses to a Soccer Match after a 72-Hour Recovery Period
(MDPI, 2022-09-22)The physiological and neuromuscular responses at 72 h post-match are not widely researched, despite evidence showing substantial changes in recovery markers at 72 h post-match. Consequently, the aim of this study was to ... -
Biocompatible Bacterial Cellulose-Poly(2-hydroxyethyl methacrylate) Nanocomposite Films
(Hindawi Publishing Corporation, 2013-07)A series of bacterial cellulose-poly(2-hydroxyethyl methacrylate) nanocomposite films was prepared by in situ radical polymerization of 2-hydroxyethyl methacrylate (HEMA), using variable amounts of poly(ethylene glycol) ... -
Biodegradable binary blends of poly (butylene succinate) or poly (ε-caprolactone) with poly (butylene succinate-ran-ε-caprolactone) copolymers: Crystallization behavior
(Elsevier, 2022-08-12)Poly (butylene succinate) (PBS) and polycaprolactone (PCL) are two immiscible biocompatible and biodegradable polymers. Aiming to combine the properties of these biodegradable polymers, this work explores for the first ... -
Biodegradable Polycarbonate Iongels for Electrophysiology Measurements
(MDPI, 2018-09)In recent years, gels based on ionic liquids incorporated into polymer matrices, namely iongels, have emerged as long-term contact media for cutaneous electrophysiology. Iongels possess high ionic conductivity and negligible ...