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Epoxy composite reinforced with nano and micro SiC particles: curing kinetics and mechanical properties
Abenojar Buendía, Juana; Martínez Casanova, Miguel Ángel; Pantoja Ruiz, Mariola; Velasco López, Francisco Javier; del Real Romero, Juan Carlos (01/05/2012)Epoxy-based composite materials reinforced with hard particles can be used as anti-wear coatings. In this study, a commercial bicomponent resin was used, with 6 and 12% SiC particles in two different particle sizes (nano ... -
Evaluación del tratamiento superficial de lámina de cobre para aplicaciones electrónicas.
del Real Romero, Juan Carlos; Ballesteros Iglesias, María Yolanda; Caro Carretero, Raquel; Abenojar Buendía, JuanaEl cobre se ha utilizado durante más de 50 años en la fabricación de placas de circuito impreso (PCB). Estos PCB se producen mediante la laminación de varias capas de preimpregnados de epoxi reforzados con fibra de vidrio ... -
Fiabilidad de los adhesivos anaeróbicos como fijadores y retenedores de pasadores y roscas
Pantoja Molina, Miguel Ángel; Velasco López, Francisco Javier; Abenojar Buendía, Juana; Martínez Baena, Manuel Antonio; Durban, M.; del Real Romero, Juan Carlos (01/08/2007)En los montajes por desplazamiento de pasadores, en uniones roscadas, o en sellado de piezas, son muy utilizados los adhesivos anaeróbicos. Para comprobar las características de la unión que producen esta muy extendido el ... -
Infiltration behaviour of liquids over fibres or woven
Martínez Casanova, Miguel Ángel; Abenojar Buendía, Juana; Enciso Ramos, Belen; López de Armentia Hernández, Sara (IOP Publishing Ltd (Kitakyushu, Japón), 12/06/2018)The high porosity of fabrics and fibres have hindered the study of the interaction between fluids and those kind of materials. In order to understand penetration mechanisms of polymeric matrices or woven sealing, some ... -
Infiltration behaviour of liquids over fibres or woven
Martínez Casanova, Miguel Ángel; Abenojar Buendía, Juana; Enciso Ramos, Belen; López de Armentia Hernández, SaraThe high porosity of fabrics and fibres have hindered the study of the interaction between fluids and those kind of materials. In order to understand penetration mechanisms of polymeric matrices or woven sealing, some ... -
Influence of magnetization on thermal and debonding properties of TEPs
Abenojar Buendía, Juana; López de Armentia Hernández, Sara; del Real Romero, Juan Carlos; Martínez Casanova, Miguel ÁngelHoy en día, las aplicaciones de unión adhesiva están creciendo en muchas industrias, como la automotriz, la aeronáutica o la electrónica. Sin embargo, su reciclabilidad no es fácil ya que es un proceso irreversible y las ... -
Influence of silanisation parameters with y-methacryloxypropyltrimethoxysilane on durability of aluminium/acrylic adhesive joints
del Real Romero, Juan Carlos; Cano de Santayana Ortega, Mercedes; Abenojar Buendía, Juana; Pantoja Ruiz, Mariola; Martínez Casanova, Miguel Ángel (01/09/2008)Silane coupling agents have extensively been used as adhesion promoters in the GRP (Glass Reinforced Plastic) composites. In recent years, the application of silanes in aluminium bonding process has been extensively ... -
Influence of the size and amount of cork particles on the impact toughness of a structural adhesive
Barbosa, Ana.Q.; Da Silva, Lucas.F.M.; Carbas, R.J.; Abenojar Buendía, Juana; del Real Romero, Juan Carlos (Centre Internacional de Mètodes Numèrics en Enginyeria (Barcelona, España), 26/10/2011) -
Influence of the size and amount of cork particles on the impact toughness of a structural adhesive
Barbosa, Ana.Q.; Da Silva, Lucas.F.M.; Öchsner, Andreas; Abenojar Buendía, Juana; del Real Romero, Juan Carlos (01/05/2012)The inclusion of particles (nano or micro) is a method to improve the mechanical properties, such as toughness, of structural adhesives. Structural adhesives are known for their high strength and stiffness but also for ... -
Influence of thread geometry on the performance of retaining anaerobic adhesives
Martínez Casanova, Miguel Ángel; Pantoja Ruiz, Mariola; Abenojar Buendía, Juana; del Real Romero, Juan Carlos; Velasco López, Francisco Javier (01/09/2011)The main aim of this work is to study the influence of the geometry of screws on torsion tests when they are retained with adhesives. The geometry of different types of screw threads has been studied, measuring theoretical ... -
Influencia de cefazolina y vancomicina en la resistencia al desgaste del cemento óseo
Sanz Ruiz, Pablo; Paz Jiménez, Eva; del Real Romero, Juan Carlos; Abenojar Buendía, Juana; Vaquero Martín, Javier; Forriol Campos, Francisco (01/03/2012)Objetivo: Evaluar experimentalmente la influencia de la mezcla de dos antibióticos, vancomicina y cefazolina, sobre la resistencia al desgaste del cemento óseo (PMMA). Material y métodos: Se definieron seis grupos de estudio ... -
Influencia del tratamiento superficial en la resistencia y adhesión entre fibras naturales de lino y una matriz termoplástica
Enciso Ramos, Belen; López de Armentia Hernández, Sara; Abenojar Buendía, Juana; Martínez Casanova, Miguel Ángel (16/07/2018)El empleo de fibras naturales como refuerzo de materiales compuestos poliméricos se ha convertido en una alternativa a las fibras convencionales debido a su bajo coste, baja densidad, elevada disponibilidad, excelentes ... -
Kinetics of curing process in carbon/epoxy nano-composites
Abenojar Buendía, Juana; del Real Romero, Juan Carlos; Ballesteros Iglesias, María Yolanda; Martínez Casanova, Miguel Ángel (IOP Publishing Ltd (Kitakyushu, Japón), 12/06/2018)Epoxy resins are routinely used as adhesives, coatings, encapsulates, casting materials, and as matrix in composites. Their high crosslinking supposes too much rigidity, resulting in low toughness. Nano-filled addition ... -
Magnetic cork particles as reinforcement in an epoxy resin: effect of size and amount on thermal properties
Abenojar Buendía, Juana; López de Armentia Hernández, Sara; Barbosa, Ana.Q.; Martínez Casanova, Miguel Ángel; del Real Romero, Juan Carlos; Da Silva, Lucas.F.M.; Velasco López, Francisco Javier (01/03/2023)Natural brightness of epoxy adhesives can be reduced by adding cork. Besides, when cork was magnetized, it was possible to move them depending on the properties required in each section of the adhesive bond (PAT354/2019). ... -
Mechanical properties and fire-resistance of composites with marble particles
Abenojar Buendía, Juana; Martínez Casanova, Miguel Ángel; López de Armentia Hernández, Sara; Paz Jiménez, Eva; del Real Romero, Juan Carlos; Velasco López, Francisco Javier (21/03/2021)Actualmente, los desechos industriales están causando serios problemas medioambientales. Por ello, se está fomentando el consumo de desechos para el desarrollo de nuevos materiales. En este trabajo, se emplea polvo de ... -
Novel application of a thermoplastic composite with improved matrix-fiber interface
López de Armentia Hernández, Sara; Enciso Ramos, Belen; Mokry López, Guillermo; Abenojar Buendía, Juana; Martínez Casanova, Miguel Ángel (01/12/2019)Ornamental materials are widely used in many fields such as construction. However, they have a main issue: up to 60% of processed marble pieces break due to their low toughness. In this work, an externally bonded reinforcement ... -
Optimization of the design of a double-cup specimen using the finite element method for testing adhesive bonds under tensile loads
Martínez Casanova, Miguel Ángel; Muñoz, P.; Abenojar Buendía, Juana; Velasco López, Francisco Javier; del Real Romero, Juan Carlos (01/07/2009)The aim of this research was to optimize the geometry of a double-cup specimen for tensile testing of adhesive bonds. For this purpose, the influence of the geometry of the double-cup specimen on the stress distribution ... -
Polymerization kinetics of acrylic photopolymer loaded with graphene-based nanomaterials for additive manufacturing
López de Armentia Hernández, Sara; Abenojar Buendía, Juana; Ballesteros Iglesias, María Yolanda; del Real Romero, Juan Carlos; Dunne, Nicholas; Paz Jiménez, Eva (19/12/2022)Graphene-based nanomaterials (GBN) can provide attractive properties to photocurable resins used in 3D printing technologies such as improved mechanical properties, electrical and thermal conductivity, and biological ... -
Structural and mechanical characterization of gamma-methacryloxypropyltrimethoxysilane (MPS) on Zn-electrocoated steel
Pantoja Ruiz, Mariola; Martínez Casanova, Miguel Ángel; Abenojar Buendía, Juana; Velasco López, Francisco Javier; del Real Romero, Juan Carlos (01/08/2010)Anaerobic adhesives have found an extensive use in many applications in mechanical engineering as sealers, threadlockers and retainers on metal surfaces. These adhesives have shown a good performance with threaded components ... -
The influence of pH on the hydrolysis process of y-methacryloxypropyltrimethoxysilane, analyzed by FT-IR, and the silanization of electrogalvanized steel
Pantoja Ruiz, Mariola; Velasco López, Francisco Javier; Broekema, Diedrick; Abenojar Buendía, Juana; del Real Romero, Juan Carlos (01/05/2010)Silanes are commonly used as coupling agents to enhance the adhesion between polymeric and inorganic materials. Once silane hydrolysis has taken place, the condensation of the silane on the substrate surface should follow. ...