Search Results - "Laguna‐Gutiérrez, Ester"

SEBS as an Effective Nucleating Agent for Polystyrene Foams by Ballesteros, Alberto, Laguna-Gutiérrez, Ester, Rodríguez-Pérez, Miguel Ángel

“…Different percentages of an elastomeric phase of styrene-ethylene-butylene-styrene (SEBS) were added to a polystyrene (PS) matrix to evaluate its nucleating…”
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Opening Pores and Extending the Application Window: Open‐Cell Nanocellular Foams by Cuadra‐Rodríguez, Daniel, Barroso‐Solares, Suset, Laguna‐Gutiérrez, Ester, Rodríguez‐Pérez, Miguel Ángel, Pinto, Javier

“…Abstract The production of open‐cell (OC) nanostructures in polymer foams without non‐foamed solid skins by gas dissolution foaming has been developed in this…”
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Influence of the viscosity of poly(methyl methacrylate) on the cellular structure of nanocellular materials by León, Judith Martín‐de, Bernardo, Victoria, Laguna‐Gutiérrez, Ester, Rodríguez‐Pérez, Miguel Ángel

“…Three different grades of poly(methyl methacrylate) (PMMA) with different rheological properties are used for the production of nanocellular materials using…”
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Influence of the dispersion of Nanoclays on the cellular structure of foams based on polystyrene by Ballesteros, Alberto, Laguna‐Gutierrez, Ester, Cimavilla‐Roman, Paula, Puertas, Maria Luisa, Esteban‐Cubillo, Antonio, Santaren, Julio, Rodriguez‐Perez, Miguel Angel

“…In the present work blends of polystyrene (PS) with sepiolites have been produced using a melt extrusion process. The dispersion degree of the sepiolites in…”
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Nanocellular Polymers with a Gradient Cellular Structure Based on Poly(methyl methacrylate)/Thermoplastic Polyurethane Blends Produced by Gas Dissolution Foaming by Bernardo, Victoria, Martin‐de Leon, Judith, Sanchez‐Calderon, Ismael, Laguna‐Gutierrez, Ester, Rodriguez‐Perez, Miguel Angel

“…Graded structures and nanocellular polymers are two examples of advanced cellular morphologies. In this work, a methodology to obtain low‐density graded…”
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Understanding the foamability and mechanical properties of foamed polypropylene blends by using extensional rheology by Laguna-Gutierrez, Ester, Van Hooghten, Rob, Moldenaers, Paula, Rodriguez-Perez, Miguel Angel

“…ABSTRACT In this article, the influence of the rheological behavior of miscible blends of a linear and a high melt strength, branched, polypropylene (HMS PP),…”
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PMMA-sepiolite nanocomposites as new promising materials for the production of nanocellular polymers by Bernardo, Victoria, Martín-de León, Judith, Laguna-Gutiérrez, Ester, Rodríguez-Pérez, Miguel Ángel

“…[Display omitted] •Nanocellular polymers based on nanocomposites of PMMA and sepiolites were produced.•Cellular structures are bimodal, being the nanometric…”
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Effects of extrusion process, type and content of clays, and foaming process on the clay exfoliation in HMS PP composites by Laguna-Gutierrez, Ester, Van Hooghten, Rob, Moldenaers, Paula, Angel Rodriguez-Perez, Miguel

“…ABSTRACT The use of a high melt strength polypropylene (HMS PP) matrix reinforced with layered clays could be very useful to improve the properties of…”
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Low density polyethylene/silica nanocomposite foams. Relationship between chemical composition, particle dispersion, cellular structure and physical properties by Laguna-Gutierrez, Ester, Saiz-Arroyo, Cristina, Velasco, Jose I., Rodriguez-Perez, Miguel A.

“…[Display omitted] •Structure and properties of solid and foamed LDPE/silica composites are analyzed.•The use of a compatibilizer does not contribute to…”
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Effect of chain extender and water-quenching on the properties of poly(3-hydroxybutyrate-co-4-hydroxybutyrate) foams for its production by extrusion foaming by Ventura, Heura, Laguna-Gutiérrez, Ester, Rodriguez-Perez, Miguel Angel, Ardanuy, Mònica

“…[Display omitted] •Two strategies to improve P3HB4HB’s foaming have been studied.•The system of study revealed high complexity due to multiple factors’…”
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Gas Dissolution Foaming as a Novel Approach for the Production of Lightweight Biocomposites of PHB/Natural Fibre Fabrics by Ventura, Heura, Sorrentino, Luigi, Laguna-Gutierrez, Ester, Rodriguez-Perez, Miguel Angel, Ardanuy, Monica

“…The aim of this study is to propose and explore a novel approach for the production of cellular lightweight natural fibre, nonwoven, fabric-reinforced…”
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Cover Image, Volume 69, Issue 1 by León, Judith Martín‐de, Bernardo, Victoria, Laguna‐Gutiérrez, Ester, Rodríguez‐Pérez, Miguel Ángel

“…The cover image is based on the Research Article Influence of the viscosity of PMMA on the cellular structure of nanocellular materials by Judith Martín‐de…”
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Effect of Microstructural Anisotropy of PM Precursors on the Characteristic Expansion of Aluminum Foams by LAZARO, Jaime, LAGUNA-GUTIERREZ, Ester, SOLORZANO, Eusebio, RODRIGUEZ-PEREZ, Miguel Angel

“…This work investigates the causes of the anisotropic early expansion (below the melting point) of powder metallurgical (PM) aluminum foam precursors by…”
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Highly anisotropic crosslinked HDPE foams with a controlled anisotropy ratio: Production and characterization of the cellular structure and mechanical properties by Bernardo, Victoria, Laguna-Gutierrez, Ester, Lopez-Gil, Alberto, Rodriguez-Perez, Miguel Angel

“…In this paper a two-step foaming process was used to produce highly anisotropic foams with controlled anisotropy ratio. Anisotropic cellular materials are of…”
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Understanding the role of MAM molecular weight in the production of PMMA/MAM nanocellular polymers by Bernardo, Victoria, Martin-de Leon, Judith, Laguna-Gutierrez, Ester, Catelani, Tiziano, Pinto, Javier, Athanassiou, Athanassia, Rodriguez-Perez, Miguel Angel

“…Nanostructured polymer blends with CO2-philic domains can be used to produce nanocellular materials with controlled nucleation. It is well known that this…”
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Analysis of the mechanical properties and effective diffusion coefficient under static creep loading of low-density foams based on polyethylene/clays nanocomposites by Laguna-Gutierrez, Ester, Escudero, Javier, Rodriguez-Perez, Miguel Angel

“…In several applications, cellular materials are required to be subjected to static loads that could affect their properties due to the plastic deformation and…”
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Microcellular foaming by using subcritical CO2 of crosslinked and non-crosslinked LDPE/clay nanocomposites by Laguna-Gutierrez, Ester, Escudero, Javier, Kumar, Vipin, Rodriguez-Perez, Miguel A

“…The semicrystalline character of low density polyethylene adds severe difficulties to its foamability by a batch process in which the gas is dissolved into the…”
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Microcellular foaming by using subcritical CO 2 of crosslinked and non-crosslinked LDPE/clay nanocomposites by Laguna-Gutierrez, Ester, Escudero, Javier, Kumar, Vipin, Rodriguez-Perez, Miguel A

“…The semicrystalline character of low density polyethylene adds severe difficulties to its foamability by a batch process in which the gas is dissolved into the…”
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Extensional rheology, cellular structure, mechanical behavior relationships in HMS PP/montmorillonite foams with similar densities by Laguna-Gutierrez, Ester, Lopez-Gil, Alberto, Saiz-Arroyo, Cristina, Van Hooghten, Rob, Moldenaers, Paula, Rodriguez-Perez, Miguel Angel

“…The main goal of this work is to analyze the relationships between the extensional rheological behavior of solid nanocomposites based on high melt strength…”
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Improving the extensional rheological properties and foamability of high-density polyethylene by means of chemical crosslinking by Laguna-Gutierrez, Ester, Pinto, Javier, Kumar, Vipin, Rodriguez-Mendez, Maria L, Rodriguez-Perez, Miguel A

“…Obtaining high-density polyethylene-based microcellular foams is a topic of interest due to the synergistic properties that can be obtained by the fact of…”
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