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Listar por palabra clave "Gum rosin"

Mostrando ítems 1-14 de 14

Aditivación de materiales biodegradables mediante el uso de derivados de colofonia

Pavón Vargas, Cristina Paola (Universitat Politècnica de València, 2023-01-16)

[ES] El objetivo general de la presente tesis doctoral fue aditivar polímeros biodegradables con colofonia y sus derivados mediante el uso de técnicas de procesamiento convencionales y no convencionales. En esta tesis se ...
Bilayer films of poly(epsilon-caprolactone) electrosprayed with gum rosin microspheres: Processing and characterization

Pavón-Vargas, Cristina Paola; Aldas, Miguel; Rosa-Ramírez, Harrison de la; Samper, María-Dolores; ARRIETA, Marina Patricia; López-Martínez, Juan (John Wiley & Sons, 2021-09)

[EN] Bilayer systems, consisting of electrosprayed gum rosin microspheres (eGR) and poly(epsilon-caprolactone) (PCL), were prepared. First, the electrospraying processing conditions of GR in two different solvents, ...
Comparative characterization of gum rosins for their use as sustainable additives in polymeric matrices

Pavón-Vargas, Cristina Paola; Aldás-Carrasco, Miguel Fernando; Hernandez Fernandez, Joaquin Alejandro; López-Martínez, Juan (John Wiley & Sons, 2022-03-05)

[EN] There is a growing interest in the use of non-polluting compounds, which come from renewable sources, and which performance in their scope is equivalent to their synthetic similes. In this work, five types of rosins ...
Deposition of gum rosin microspheres on polypropylene microfibres used in face masks to enhance their hydrophobic behaviour

Pavón-Vargas, Cristina Paola; Aldás-Carrasco, Miguel Fernando; Rayón Encinas, Emilio; Arrieta, Marina Patricia; López-Martínez, Juan (Elsevier, 2021-11)

[EN] The present study aims to investigate the effects of gum rosin (GR) microspheres coating over the hydrophobicity of the outer layer of a polypropylene (PP) based surgical face mask. The gum rosin coating was deposited ...
Desarrollo de formulaciones de ácido poliláctico (PLA) basadas en la incorporación de derivados de la colofonia

Rosa Ramírez, Harrison de la (Universitat Politècnica de València, 2023-07-10)

[ES] Este trabajo de investigación tiene como objetivo general el desarrollo de formulaciones sostenibles a base de ácido poliláctico (PLA) mediante la incorporación de resinas naturales, resina de colofonia y derivados ...
Effect of pine resin derivatives on the structural, thermal, and mechanical properties of Mater-Bi type bioplastic

Aldas-Carrasco, Miguel Fernando; Ferri, J. M.; López-Martínez, Juan; Samper, María-Dolores; Arrieta, Marina Patricia (John Wiley & Sons, 2020-01-20)

[EN] The effect of three additives derived from pine resin, namely, gum rosin (GR) and two pentaerythritol ester of GR, Lurefor (LF) and Unik Tack (UT), in 5, 10, and 15 wt %, on the properties of Mater-Bi, based on ...
Films Based on Mater-Bi(R) Compatibilized with Pine Resin Derivatives: Optical, Barrier, and Disintegration Properties

Aldás-Carrasco, Miguel Fernando; Pavón-Vargas, Cristina Paola; Ferri Azor, José Miguel; Arrieta, Marina Patricia; López-Martínez, Juan (MDPI AG, 2021-05)

[EN] Mater-Bi(R) NF866 (MB) was blended with gum rosin and two pentaerythritol esters of gum rosin (labeled as LF and UT), as additives, to produce biobased and compostable films for food packaging or agricultural mulch ...
Films Based on Thermoplastic Starch Blended with Pine Resin Derivatives for Food Packaging

Pavón-Vargas, Cristina Paola; Aldás-Carrasco, Miguel Fernando; López-Martínez, Juan; Hernández-Fernández, Joaquín; Arrieta, Marina Patricia (MDPI AG, 2021-06)

[EN] Completely biobased and biodegradable thermoplastic starch (TPS) based materials with a tunable performance were prepared for food packaging applications. Five blends were prepared by blending TPS with 10 wt%. of ...
Gum Rosin as a Size Control Agent of Poly(butylene adipate-co-terephthalate) (PBAT) Domains to Increase the Toughness of Packaging Formulations Based on Polylactic Acid (PLA)

Aldás-Carrasco, Miguel Fernando; Ferri, J. M.; Motoc, Dana Luca; PEPONI, LAURA; Arrieta, Marina Patricia; López-Martínez, Juan (MDPI AG, 2021-06)

[EN] Gum rosin (GR) was used as a natural additive to improve the compatibility between polylactic acid, PLA, and poly(butylene adipate-co-terephthalate, PBAT, blended with 20 wt.% of PBAT (PLA/PBAT). The PBAT was used as ...
Material para impresión 3D basado en resinas naturales de colofonia

Pavón Vargas, Cristina Paola (Universitat Politècnica de València, 2019-09-18)

[ES] En el presente trabajo de fin de máster se prepararon mezclas de Policaprolactona (PCL) con colofonia (GR) y cera de abeja (BW), que se utilizaron para la preparación de filamentos para ser empleados en procesos de ...
Modification of poly (lactic acid) through the incorporation of gum rosin and gum rosin derivative: Mechanical performance and hydrophobicity

Rosa-Ramírez, Harrison de la; Aldás-Carrasco, Miguel Fernando; Ferri, J.M.; López-Martínez, Juan; Samper, María-Dolores (John Wiley & Sons, 2020-11-20)

[EN] The modification of PLA by melt compound with gum rosin (GR) and pentaerythritol ester of GR (PEGR) was investigated by studying the mechanical and thermal performance, blends morphology, wettability, and water ...
Pentaerythritol and Glycerol Esters Derived from Gum Rosin as Bio-Based Additives for the Improvement of Processability and Thermal Stability of Polylactic Acid

Rosa-Ramírez, Harrison de la; Dominici, Franco; Ferri, J.M; Luzi, Francesca; Puglia, Debora; Torre, Luigi; López-Martínez, Juan; Samper, María-Dolores (Springer-Verlag, 2023-12)

[EN] Gum rosin esters are some of the most common gum rosin derivatives used in different applications, such as coatings, paper, varnishes, chewing gum, and food industries. In this study, gum rosin esters are used as ...
Pine Resin Derivatives as Sustainable Additives to Improve the Mechanical and Thermal Properties of Injected Moulded Thermoplastic Starch

Aldas-Carrasco, Miguel Fernando; Pavón-Vargas, Cristina Paola; López-Martínez, Juan; Arrieta, Marina Patricia (MDPI AG, 2020-04-08)

[EN] Fully bio-based materials based on thermoplastic starch (TPS) were developed starting from corn starch plasticized with glycerol. The obtained TPS was further blended with five pine resin derivatives: gum rosin (GR), ...
Uso de derivados de colofonia como aditivos sostenibles en biopolímeros de almidón termoplástico (TPS)

Aldas Carrasco, Miguel Fernando (Universitat Politècnica de València, 2021-09-02)

[ES] La Tesis Doctoral investigó el uso de la resina de pino (colofonia o gum rosin, GR) y sus derivados modificados químicamente, como aditivos sostenibles de biopolímeros basados en almidón termoplástico. El trabajo se ...