Sandra Rivero

ORCID: 0000-0003-0548-4254
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About
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Research Areas
  • Nanocomposite Films for Food Packaging
  • biodegradable polymer synthesis and properties
  • Electrospun Nanofibers in Biomedical Applications
  • Natural Fiber Reinforced Composites
  • Conducting polymers and applications
  • Polysaccharides Composition and Applications
  • Essential Oils and Antimicrobial Activity
  • Advanced Cellulose Research Studies
  • Silicone and Siloxane Chemistry
  • Adsorption, diffusion, and thermodynamic properties of materials
  • Material Properties and Processing
  • Polysaccharides and Plant Cell Walls
  • Microencapsulation and Drying Processes
  • Environmental and Ecological Studies
  • Muon and positron interactions and applications
  • Traumatic Brain Injury Research
  • Antimicrobial agents and applications
  • Advanced Drug Delivery Systems
  • Reservoir Engineering and Simulation Methods
  • Hydrogels: synthesis, properties, applications
  • Lignin and Wood Chemistry
  • Postharvest Quality and Shelf Life Management
  • Silk-based biomaterials and applications
  • Advanced Polymer Synthesis and Characterization
  • Consumer Packaging Perceptions and Trends

Consejo Nacional de Investigaciones Científicas y Técnicas
2014-2024

Universidad Nacional de La Plata
2017-2024

Centro de Investigación y Desarrollo en Criotecnología de Alimentos
2013-2024

Comisión de Investigaciones Científicas
2017-2024

Centro Científico Tecnológico - La Plata
2017-2024

Fundación Ciencias Exactas y Naturales
2016-2019

National University of Mar del Plata
2014

Hospitales Nisa
2012

This work was focused on studying the changes undergone by heat-treated chitosan films with and without tannic acid addition monitoring both microstructure physical properties. Once were submitted to different heat treatments, they exhibited higher barrier properties as well lower water uptake, solubility, moisture content. These results also confirmed through X-ray patterns, which changed from hydrated anhydrous conformation, sharper FTIR peaks specifically associated water, shift of Tg...

10.1021/jf204077k article EN Journal of Agricultural and Food Chemistry 2011-12-12

10.1016/j.ijbiomac.2018.11.035 article EN International Journal of Biological Macromolecules 2018-11-09

This work was focused on analyzing the effect produced by addition of tannic acid as a crosslinking agent chitosan matrix and influence heat treatment applied. Taking into account those aspects relevant for packaging applications, thermal stability, mechanical properties, water resistance kinetics biodegradation film were monitored. The chemical well curing matrices have improved properties related to affinity such solubility, permeability contact angle. Although both processes had an extent...

10.12691/jmpc-1-3-5 article EN Journal of materials physics and chemistry 2013-01-23

PLA coating on Kraft paper is very promising systems for food packaging, and has potential environmental advantages over conventional synthetic coatings. This work was focused on: (i) analyzing the physicochemical, thermal microstructural properties of films; (ii) developing studying multilayer obtained by impregnation with different layers solution; (iii) evaluating influence support cellulosic properties. The improves packaging material performance hence functional paper. hygroscopic...

10.5185/amlett.2017.7107 article EN Advanced Materials Letters 2017-06-01

The incorporation of suspensions nanoparticles functionalized with gallic acid (GA) was used as a strategy to obtain nanocomposite active films different both chitosan : tripolyphosphate (CH TPP) and nanoparticles:chitosan (N CH) ratios. thermal analysis carried out by modulated differential scanning calorimetry (MDSC) allowed observing the shift an endothermic event towards higher temperatures greater N CH ratio. Analyzing ATR‐FTIR spectra through principal component (PCA) can be inferred...

10.1155/2018/3965783 article EN cc-by Advances in Materials Science and Engineering 2018-01-01

The influence of natural antioxidants incorporated to biodegradable materials has become a focus attention in the current food packaging research and development. Chitosan is functional polymer extensively used for tailoring systems or matrices different active compound delivery. This work was focused on studying changes undergone by chitosan matrix because addition ferulic acid as an antioxidant. Thus, both microstructure physical properties such solubility, thermal stability, mechanical...

10.5185/amlett.2014.5582 article EN Advanced Materials Letters 2014-10-01
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