Alginate microparticles as oral colon drug delivery device: A review

L Agüero, D Zaldivar-Silva, L Peña, ML Dias - Carbohydrate polymers, 2017 - Elsevier
The increase in the research interest on alginate microparticles in pharmaceutical and
biomedical areas confirms its potential use as an effective matrix for drug and cell delivery …

Unveiling the potentials of hydrophilic and hydrophobic polymers in microparticle systems: Opportunities and challenges in processing techniques

SK Panigrahi, S Das, S Majumdar - Advances in Colloid and Interface …, 2024 - Elsevier
Conventional drug delivery systems are associated with various shortcomings, including low
bioavailability and limited control over release. Biodegradable polymeric microparticles …

Microwave assisted preparation and characterization of a chitosan based flocculant for the application and evaluation of sludge flocculation and dewatering

P Wu, J Yi, L Feng, X Li, Y Chen, Z Liu, S Tian… - International journal of …, 2020 - Elsevier
In this study, a new type of graft modified flocculant (CS-g-PAD) was copolymerized of AM,
DAC and chitosan (CS) by microwave assisted initiation and used for sludge conditioning …

[HTML][HTML] Selective and efficient arsenic recovery from water through quaternary amino-functionalized silica

O Valdés, A Marican, Y Mirabal-Gallardo, LS Santos - Polymers, 2018 - mdpi.com
The free-radical graft polymerization of acryloxyethyl-trimethylammonium chloride onto
commercial silica particles was studied experimentally for extraction of arsenic ions from …

Synthesis and characterization of polyelectrolyte complex microparticles for drug release

L Agüero, J Garcia, O Valdés, G Fuentes… - Journal of applied …, 2013 - Wiley Online Library
Free radical copolymerization of acryloxyethyl–trimethylammonium chloride with 2–
hydroxyethyl methacrylate using sodium persulfate as initiator was carried out at 60° C and …

Simple approach for cleaning up 2, 4, 6‐trichloroanisole from alcoholic‐beverage‐reconstituted solutions using polymeric materials

O Valdés, A Marican, F Avila‐Salas… - Australian journal of …, 2019 - Wiley Online Library
Abstract Background and Aims 2, 4, 6‐Trichloroanisole (TCA) is a well‐recognised
contaminant in the wine and whisky industries. In this work, several polymeric materials …

Characterization of a new scaffold formed of polyelectrolyte complexes using atomic force and ultrasonic force microscopy

O Valdés, M Teresa Cuberes - Journal of Biomedical …, 2009 - ingentaconnect.com
Poly (acryloxyethyl-trimethylammonium chloride-co-2-hydroxyethyl methacrylate)[poly (Q-co-
H)]/sodium alginate gel (Ca2+)[AlgNa]/poly-l-lysine [PLL] films have been prepared on a …

A comparative study of two polyelectrolyte complexes

O Valdés, L Alexandrova, I Katime… - Journal of applied …, 2012 - Wiley Online Library
Interpenetrating polymeric networks (IPNs) based on natural sodium alginate (NaAlg)
biopolymer matrix and synthetic hydrophilic polymer were synthesized using sequential …

Materiais Para Pilhas de Combustível Alcalinas Sólidas

NAC Sousa - 2018 - search.proquest.com
O principal objetivo deste trabalho é o desenvolvimento de uma nova geração de materiais
sustentáveis para células de combustível alcalinas de eletrólito solido (SAFC) e tecnologias …

[PDF][PDF] Facultad de Química

MCMTC Calleja - 2015 - fototeca.uh.cu
La enseñanza de la Química en el preuniversitario resulta de gran importancia para el
alumnado al enfrentarlos al conocimiento teórico de conceptos, leyes y teorías que son …