Search Results - "Freitas, David S"

Chitosan Nano/Microformulations for Antimicrobial Protection of Leather with a Potential Impact in Tanning Industry by Freitas, David S, Teixeira, Pilar, Pinheiro, Inês B, Castanheira, Elisabete M S, Coutinho, Paulo J G, Alves, Maria J

“…Tanned leather can be attacked by microorganisms. To ensure resistance to bacteria on leather surfaces, protection solutions need to be developed, addressing…”
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Laccase-Catalyzed Synthesis of Added-Value Polymers from Cork and Grape Extracts by Li, Nannan, Freitas, David S., Santos, Joana, Venâncio, Armando, Noro, Jennifer, Su, Jing, Wang, Hongbo, Silva, Carla, Cavaco-Paulo, Artur

“…The development of products from natural plant sources, including agriculture and food wastes, contributes significantly to the circular economy and global…”
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Lipase‐Catalysed Polymerization of Eutectic Mixtures by Freitas, David S., Quesado, Vânia, Rocha, Diana, Noro, Jennifer, Martins, Madalena, Cavaco‐Paulo, Artur, Silva, Carla

“…Aiming to reduce the toxicity and operational costs often associated to chemical processes, the enzymatic synthesis is applied herein as a sustainable route…”
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Deep eutectic solvents as suitable solvents for lipase-catalyzed transesterification reactions by Noro, Jennifer Martins, Cabo, Joana, Freitas, David S., Roque, Catarina S., de Castro, Mariana, Cavaco-Paulo, Artur, Silva, C.

“…In this work, three deep eutectic mixtures (DES 1: choline chloride/urea; DES 2: choline chloride/glycerol; and DES 3: tetrabutylammonium bromide/imidazole)…”
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Total Stereoselective Michael Addition of N- and S- Nucleophiles to a d‑Erythrosyl 1,5-Lactone Derivative. Experimental and Theoretical Studies Devoted to the Synthesis of 2,6-Dideoxy-4-functionalized‑d-ribono-hexono-1,4-lactone by Rocha, Juliana F, Freitas, David S, Noro, Jennifer, Silva Teixeira, Carla S, Sousa, Cristina E. A, Alves, Maria J, Cerqueira, Nuno M. F. S. A

“…The synthesis of a 1,5-lactone 2,4-O-alkylidene-d-erythrose derivative was found to be a highly stereoselective template in Michael addition trough the…”
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Thermo-mechanical performance of nanostructured electrospun composites produced from poly(vinyl alcohol) and cellulosic compounds for potential uses as wound dressings by Teixeira, Marta A., Fertuzinhos, Aureliano, Freitas, David S., Silva, Carla, Ferreira, Diana P., Felgueiras, Helena P.

“…The purpose of this research was to analyze the morphology, thermal and mechanical properties of poly(vinyl alcohol) (PVA)-based electrospun mats reinforced…”
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Hydration is not detrimental for Glycerol:Lactic acid deep eutectic mixtures by Rocha, Diana, Freitas, David S., Castro, Tarsila G., Noro, Jennifer, Cavaco-Paulo, Artur, Silva, Carla

“…[Display omitted] •The addition of water is not detrimental for Glycerol:Lactic acid deep eutectic mixtures.•Strong interactions between eutectic mixtures and…”
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Keratin:Zein particles as vehicles for fragrance release on hair by Tinoco, Ana, Gonçalves, Filipa, Costa, André F., Freitas, David S., Cavaco-Paulo, Artur, Ribeiro, Artur

“…Hair perfumes are becoming a trend all over the world and new cosmetic formulations have been developed to address this recent need. In the present study, we…”
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Enhancing insights into the phenomena of deep eutectic solvents by Freitas, David S., Cavaco-Paulo, Artur, Silva, Carla

“…Environmental concerns have spurred a quest for more sustainable and safer solvents, aiming to replace aggressive and harmful chemical products in industrial…”
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Developing translucent emulsions using sustainable NADES-based extracts by Freitas, David S., Rocha, Diana, Santos, Joana, Noro, Jennifer, Tavares, Tânia D., Teixeira, Marta O., Araújo, Daniela, Castro, Joana, Silva, Sónia, Felgueiras, Helena P., Ribeiro, Artur, Venâncio, Armando, Cavaco-Paulo, Artur, Silva, Carla

“…[Display omitted] •Extraction of bioactive compounds with natural deep eutectic solvents (NADES)•Green translucent NADES-in-oil emulsions (TEs)•NADES-extracts…”
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Eutectic Mixtures As Green Solvents for Laccase-Catalyzed Reactions by Freitas, David S., Rocha, Diana, Noro, Jennifer, Castro, Tarsila G., Cavaco-Paulo, Artur, Silva, Carla

“…Laccases are powerful biocatalysts in the biotechnological field; however, the substrates’ limited solubility in the reaction media may hinder the oxidation…”
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Green Extraction of Cork Bioactive Compounds Using Natural Deep Eutectic Mixtures by Freitas, David S., Rocha, Diana, Castro, Tarsila G., Noro, Jennifer, Castro, Vânia I. B., Teixeira, Marta A., Reis, Rui L., Cavaco-Paulo, Artur, Silva, Carla

“…Quercus suber cork generates bioactive components, such as phenolic acids, terpenoids, and tannins, with excellent biological properties, including…”
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