Daniel Pasquini
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View article: Saccharification and Ethanol Production of Corn Wastes Using a Locally Produced <i>Trichoderma atroviride</i> Enzymatic Cocktail
Saccharification and Ethanol Production of Corn Wastes Using a Locally Produced <i>Trichoderma atroviride</i> Enzymatic Cocktail Open
This study investigated the efficiency of a homemade enzymatic cocktail from Trichoderma atroviride (HTM strain) in the saccharification of corn straw (CS) and corn cob (CC), aiming at cellulosic ethanol production. The blend of cellulases…
View article: Organosolv and Hydrothermal Pretreatments of Sugarcane Bagasse and Straw and Enzymatic Hydrolysis of Hemicellulosic Liquor
Organosolv and Hydrothermal Pretreatments of Sugarcane Bagasse and Straw and Enzymatic Hydrolysis of Hemicellulosic Liquor Open
The global demand for sustainable energy has accelerated the development of biofuels, aiming to reduce fossil fuel reliance and environmental impact. Second-generation ethanol (2G), produced from lignocellulosic biomass such as sugarcane b…
View article: Fabrication of Antimicrobial Cellulose and Silver Niobate Aerogels for Enhanced Tissue Regeneration
Fabrication of Antimicrobial Cellulose and Silver Niobate Aerogels for Enhanced Tissue Regeneration Open
Aging, trauma, infection, illness, and accidents can lead to the disruption of various human tissues, including skin, bone, and cartilage. Tissue engineering aims to promote the growth of cells and tissues within the human body, with scaff…
View article: Development and Study of Sustainable Edible Coating from Carrageenan/Starch/Nanocellulose for Enhancing Fruit/Vegetable Shelf Life and Preservation
Development and Study of Sustainable Edible Coating from Carrageenan/Starch/Nanocellulose for Enhancing Fruit/Vegetable Shelf Life and Preservation Open
The packaging material must be safe for food, humans, and the environment, which makes the work on creating edible biodegradable packaging from polymers relevant. In this work, sustainable edible carrageenan/starch nanodispersions reinforc…
View article: Role of In-House Enzymatic Cocktails from Endophytic Fungi in the Saccharification of Corn Wastes Towards a Sustainable and Integrated Biorefinery Approach
Role of In-House Enzymatic Cocktails from Endophytic Fungi in the Saccharification of Corn Wastes Towards a Sustainable and Integrated Biorefinery Approach Open
The valorization of agri-food wastes can provide value-added products, enzymes and biofuels. For the second-generation ethanol (2G) production, pulps rich in cellulose are desirable in order to release fermentable sugars. This study invest…
View article: Preparation and Characterization of Blends with Small Amounts of Polyaniline and Polypyrrole Mixed with ABS Copolymer Matrix
Preparation and Characterization of Blends with Small Amounts of Polyaniline and Polypyrrole Mixed with ABS Copolymer Matrix Open
In this study, ABS copolymers were blended with doped polyaniline (PAni) and undoped polypyrrole (PPy) at concentrations of up to 2.5 % by weight. This allowed to understand how the mechanical and electrical resistivity properties of the A…
View article: Crude glycerol-water organosolv delignification of sugarcane bagasse to produce fermentable sugars
Crude glycerol-water organosolv delignification of sugarcane bagasse to produce fermentable sugars Open
This study evaluated the organosolv pretreatment with crude glycerol as a cosolvent for the delignification of raw sugarcane bagasse and the release of fermentable sugars from enriched-cellulose fraction by enzymatic hydrolysis. The pretre…
View article: Development of Agrowaste and Cellulose-based Composite Filters and Their Application in Fast Removal of Metallic Cations from Water
Development of Agrowaste and Cellulose-based Composite Filters and Their Application in Fast Removal of Metallic Cations from Water Open
Low-cost lignocellulosic filters were made from soybean hulls (SH), sugarcane bagasse fibers (SBF), cellulose nanofibers (CNF), and Kraft-bleached pulp (BP) as renewable feedstocks and applied in Cu (II) and Cd (II) removal from aqueous me…
View article: Polysulfone with Different Degrees of Sulfonation: Simple Method with Acetyl Sulfate
Polysulfone with Different Degrees of Sulfonation: Simple Method with Acetyl Sulfate Open
In this work, the authors present as an innovation, the homogeneous sulfonation of Udel® polysulfone (PSU) with acetylsulfate (ACS) under reflux at 45°C in dichloromethane and inert N2 atmosphere (g) for 1.5 h. Different proportions of ACS…
View article: Synthesis and Characterization of Acid-Activated Carbon Prepared from Sugarcane Bagasse for Furfural Production in Aqueous Media
Synthesis and Characterization of Acid-Activated Carbon Prepared from Sugarcane Bagasse for Furfural Production in Aqueous Media Open
Furfural is a platform molecule obtained from hemicellulosic monosaccharides present in lignocellulosic biomass. Due to the possibility of converting this molecule into several value-added chemicals and the need to search for more sustaina…
View article: Preparation of Polymeric Membranes and Application as an Interdisciplinary Investigative Proposal for Teaching Chemistry
Preparation of Polymeric Membranes and Application as an Interdisciplinary Investigative Proposal for Teaching Chemistry Open
This article aims to report the results of an experimental research activity developed during a semester in which the discipline of Physical-Chemistry II was selected in a degree course in Chemistry.Students carried out the preparation of …
View article: Factors that influence the enzymatic hydrolysis of agricultural wastes for ethanol production: a review
Factors that influence the enzymatic hydrolysis of agricultural wastes for ethanol production: a review Open
Lignocellulosic biomass, such as agricultural and forestry residues, can be reused and serve as sources of sugars for the production of second-generation ethanol (2G) and other bioproducts. However, these wastes are composed by molecules o…
View article: CHARACTERIZATION OF DIFFERENT TYPES OF ISOLATED LIGINS FROM INDUSTRIAL WASTE AND THEIR POTENTIAL USE CALORIFIC
CHARACTERIZATION OF DIFFERENT TYPES OF ISOLATED LIGINS FROM INDUSTRIAL WASTE AND THEIR POTENTIAL USE CALORIFIC Open
One of the advances of new technologies applied in biorefineries is focused on the valorization of lignin for the production of bioenergy and on the development of new products. The article aims to analyze and characterize different types …
View article: Cellulose nanocrystals into Poly(ethyl methacrylate) used for dental application
Cellulose nanocrystals into Poly(ethyl methacrylate) used for dental application Open
Cellulose nanocrystals (CNCs) can improve the mechanical properties of dental resins. However, there is a deficiency of information about the behavior of physical properties of resins after this addition. The purpose was to evaluate the ch…
View article: Additives Incorporated in Cellulose Acetate Membranes to Improve Its Performance as a Barrier in Periodontal Treatment
Additives Incorporated in Cellulose Acetate Membranes to Improve Its Performance as a Barrier in Periodontal Treatment Open
In this study, we prepared cellulose acetate membranes, by means of casting mold, incorporated with two additives, sodium carboxymethyl lignin and calcium glycerophosphate, in order to improve properties for periodontal applications. The m…
View article: Effect of the incorporation of cellulose nanocrystals into a microwave‐polymerized denture base resin: Cellulose nanocrystals into a denture base resin
Effect of the incorporation of cellulose nanocrystals into a microwave‐polymerized denture base resin: Cellulose nanocrystals into a denture base resin Open
The aim is to evaluate the mechanical, physical, and microbiological properties of a denture base resin (Onda‐Cryl, microwave‐polymerized), after the incorporation of cellulose nanocrystals (CNC). Mixtures of CNC and the resin are prepared…
View article: Production and characterization of cellulases and hemicellulases from a consortium between Pleurotus ostreatus and Aspergillus niger cultured in agro-industrial wastes
Production and characterization of cellulases and hemicellulases from a consortium between Pleurotus ostreatus and Aspergillus niger cultured in agro-industrial wastes Open
The enzyme biosynthesis using agricultural wastes by solid state fermentation (SSF) and the study of their physicochemical properties are meaningful approaches to improve the biomass hydrolysis. Among them, β-glucosidases and β-xylosidases…
View article: Improved Hydrophobicity of Macroalgae Biopolymer Film Incorporated with Kenaf Derived CNF Using Silane Coupling Agent
Improved Hydrophobicity of Macroalgae Biopolymer Film Incorporated with Kenaf Derived CNF Using Silane Coupling Agent Open
Hydrophilic behaviour of carrageenan macroalgae biopolymer, due to hydroxyl groups, has limited its applications, especially for packaging. In this study, macroalgae were reinforced with cellulose nanofibrils (CNFs) isolated from kenaf bas…
View article: Esterification of oleic acid employing sulfonated polystyrene and polysulfone membranes as catalysts
Esterification of oleic acid employing sulfonated polystyrene and polysulfone membranes as catalysts Open
In the present study, catalytic activity of dense, porous, electrospun membranes of polysulfone (PSF) and polysulfone with sulfonated polystyrene (PSF_PSS) have been evaluated in reactions of esterification of oleic acid with methanol, in …
View article: Treatment of Sisal Fibers with Lignosulphonate to Improve the Properties of Fiber Cement Composites
Treatment of Sisal Fibers with Lignosulphonate to Improve the Properties of Fiber Cement Composites Open
This work studied the treatment of sisal fibers with lignosulfonate in order to improve the properties of fiber cement reinforced with sisal.The treatment consisted of impregnating the fibers with lignosulfonate, seeking to reduce the perm…
View article: Biomass Sorghum: Effect of Acid, Basic and Alkaline Peroxide Pretreatments on the Enzymatic Hydrolysis and Ethanol Production
Biomass Sorghum: Effect of Acid, Basic and Alkaline Peroxide Pretreatments on the Enzymatic Hydrolysis and Ethanol Production Open
This study evaluated the effects of three chemical pretreatments of biomass sorghum (BS): dilute alkaline (PTA1 and PTA2), dilute acid (PTB1 and PTB2) and alkaline hydrogen peroxide (PTC1 and PTC2) in the enzymatic hydrolysis and ethanol p…