Development and Characterization of a PTFE-Based Electrochemical Cell Prototype
Aurelio Jimenez-Hernandez
Avenida Ing. Víctor Bravo Ahuja No. 125 Esquina Calzada Tecnológico, Oaxaca de Juárez, Oaxaca, cp. 68030, Instituto Tecnologico de Oaxaca, Mexico.
Gerardo Chavez-Hernandez
Avenida Ing. Víctor Bravo Ahuja No. 125 Esquina Calzada Tecnológico, Oaxaca de Juárez, Oaxaca, cp. 68030, Instituto Tecnologico de Oaxaca, Mexico.
Pedro Jimenez-Hernandez
Avenida Ing. Víctor Bravo Ahuja No. 125 Esquina Calzada Tecnológico, Oaxaca de Juárez, Oaxaca, cp. 68030, Instituto Tecnologico de Oaxaca, Mexico.
Vicente Morales-Castillo
Avenida Ing. Víctor Bravo Ahuja No. 125 Esquina Calzada Tecnológico, Oaxaca de Juárez, Oaxaca, cp. 68030, Instituto Tecnologico de Oaxaca, Mexico.
Juan Arrazola-Hernández
Avenida Ing. Víctor Bravo Ahuja No. 125 Esquina Calzada Tecnológico, Oaxaca de Juárez, Oaxaca, cp. 68030, Instituto Tecnologico de Oaxaca, Mexico.
Alfredo Pérez-Gómez
Av. Tecnológico No. 1 Paraje el Alarcón, San Pedro y San Pablo Teposcolula, Oaxaca, C.P. 69500, Instituto Tecnológico Superior de Teposcolula, Mexico.
Irving Daniel Jimenez-Hernandez
Calzada San Felipe del Agua SN. Oax, cp 68020, Centro de Bachillerato Tecnológico industrial y de servicios No. 26, Mexico.
Omar Robledo-Cabrera
Avenida Ing. Víctor Bravo Ahuja No. 125 Esquina Calzada Tecnológico, Oaxaca de Juárez, Oaxaca, cp. 68030, Instituto Tecnologico de Oaxaca, Mexico.
Rosa Elena Hernandez-Acevedo
Avenida Ing. Víctor Bravo Ahuja No. 125 Esquina Calzada Tecnológico, Oaxaca de Juárez, Oaxaca, cp. 68030, Instituto Tecnologico de Oaxaca, Mexico.
Silvia Olivia Ramírez-Martínez
Avenida Ing. Víctor Bravo Ahuja No. 125 Esquina Calzada Tecnológico, Oaxaca de Juárez, Oaxaca, cp. 68030, Instituto Tecnologico de Oaxaca, Mexico.
Dulce Amador-Villalobos
Avenida Instituto Tecnológico Km. 6.5, S/N, Col. El Cayaco, C. P. 39905, Acapulco de Juárez, Guerrero, Instituto tecnológico de Acapulco, Mexico.
Angela Belén García Pérez
Avenida Instituto Tecnológico Km. 6.5, S/N, Col. El Cayaco, C. P. 39905, Acapulco de Juárez, Guerrero, Instituto tecnológico de Acapulco, Mexico.
Jesús Elías Narváez-Pascual
Avenida Ing. Víctor Bravo Ahuja No. 125 Esquina Calzada Tecnológico, Oaxaca de Juárez, Oaxaca, cp. 68030, Instituto Tecnologico de Oaxaca, Mexico.
Guillermo Quero-Ramírez
Avenida Ing. Víctor Bravo Ahuja No. 125 Esquina Calzada Tecnológico, Oaxaca de Juárez, Oaxaca, cp. 68030, Instituto Tecnologico de Oaxaca, Mexico.
Edgar Alberto Cortés-Jiménez
Avenida Ing. Víctor Bravo Ahuja No. 125 Esquina Calzada Tecnológico, Oaxaca de Juárez, Oaxaca, cp. 68030, Instituto Tecnologico de Oaxaca, Mexico.
Luis Humberto Robledo-Taboda
*
Avenida Ing. Víctor Bravo Ahuja No. 125 Esquina Calzada Tecnológico, Oaxaca de Juárez, Oaxaca, cp. 68030, Instituto Tecnologico de Oaxaca, Mexico.
*Author to whom correspondence should be addressed.
Abstract
This work reports the design, fabrication, and functional evaluation of a PTFE-based electrochemical cell prototype engineered for applications involving corrosive environments and high-purity requirements. The design was developed and optimized using SolidWorks® software to minimize reagent consumption and maximize structural efficiency. The prototype was manufactured through conventional machining and incorporated concentric O-ring seals to enable localized and scalable electrochemical etching. Functional validation using crystalline silicon substrates and a HF:ethanol electrolyte confirmed the cell’s sealing integrity, chemical resistance, and suitability for synthesizing porous silicon with high reproducibility. The prototype demonstrated durability over repeated anodization cycles, underscoring its potential for both research and industrial applications. A comparative analysis of electrochemical cell types highlighted PTFE’s superior chemical stability, while acknowledging its cost and manufacturing constraints. Future directions include the development of hybrid PTFE/graphene composites and modular systems to enhance conductivity, reduce cost, and enable broader applicability in advanced electrochemical processes.
Keywords: Design, manufacturing, prototype, electrochemical cell, porous silicon