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MOOC Degradation and thermal analysis of polymers | Universitat Politècnica de València UPV

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poliMedia UPV

Tahun

2023

Durasi

26m

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0

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Komentar

10 Komentar

MirindaNov 6, 2025

Título: Dynamic Mechanical Thermal Analysis for polymer degradation evaluation Descripción: This module will give you the fundamentals and working principles for understanding the Dynamic Mechanical Thermal Analysis DMTA technique, as well as, the interpretation of the obtained results and the application to the polymer degradation evaluation Ribes Greus, MD.; Gil Castell, Ó.; Teruel Juanes, R.; Pascual José, B. (2020). Dynamic Mechanical Thermal Analysis for polymer degradation evaluation. Autor/a: Ribes Greus María Desamparados Curso: Este vídeo es el 13/13 del curso MOOC Degradation and thermal analysis of polymers. •MOOCDegradationandthermalanalysisofp... Universitat Politècnica de València UPV: Más vídeos en: /valenciaupv Accede a nuestros MOOC: #Thermal Analysis #Polymer #Degradation evaluation #MAQUINAS Y MOTORES TERMICOS #2301 - Química analítica

user8978976398452Nov 6, 2025

Título: Thermogravimetric Analysis for polymer degradation evaluation Descripción: This module will give you the fundamentals and working principles for understanding the Thermogravimetric Analysis TGA technique, as well as, the interpretation of the obtained results and the application to the polymer degradation evaluation Ribes Greus, MD.; Primaz, CT.; Gil Castell, Ó. (2020). Thermogravimetric Analysis for polymer degradation evaluation. Autor/a: Ribes Greus María Desamparados Curso: Este vídeo es el 12/13 del curso MOOC Degradation and thermal analysis of polymers. •MOOCDegradationandthermalanalysisofp... Universitat Politècnica de València UPV: Más vídeos en: /valenciaupv Accede a nuestros MOOC: #Thermal Analysis #Polymer #Thermogravimetric Analysis #Degradation Evaluation #MAQUINAS Y MOTORES TERMICOS #2301 - Química analítica

Evie🍫Nov 6, 2025

Título: TGA Fundamental Characterization Descripción: Ribes Greus, MD.; Badía Valiente, JD. (2010). TGA Fundamental Characterization. Descripción automática: In this video, the presenter outlines the essential knowledge required for analyzing thermal energy data, focusing specifically on thermogravimetric analysis (TGA). The contents cover different aspects such as thermogravimetric (TG) and derivative thermogravimetric (DTG) curves, as well as the characterization parameters used in TGA experiments. The presenter emphasizes the importance of understanding the fundamentals of thermogravimetry and the proper design of TGA experiments. The TG and DTG curves, which represent mass loss and decomposition rates as a function of temperature, are explained as foundational tools for TGA data analysis. A significant point mentioned is the need to normalize TGA data by sample mass to compare different samples correctly. Throughout the video, various temperature ranges are discussed, highlighting

TraceyNov 6, 2025

Título: TGA Methods Descripción: Ribes Greus, MD.; Badía Valiente, JD. (2010). TGA Methods. Descripción automática: In this video, the presenter discusses thermal gravimetric analysis and the methods to conduct it. Initially, the parameters necessary for designing a good analytical method are highlighted, pinpointing temperature, time, and the choice of gas as critical factors. The combination of temperature and time can lead to different methods, such as isothermal and dynamic, whereas the gas selection is tied to whether it should react with the sample or not, with inert gases like argon or nitrogen being used for thermal stability assessment. Subsequently, the video delves into the specifics of various methods based on these parameters. It defines the isothermal method, which maintains a constant temperature, and its variation, the Iso-step method, which involves isothermal segments at varying temperatures. It contrasts these with the dynamic method that incorporates varying initial

leticiaimon5@gmail.comNov 6, 2025

Título: Elements of a TGA Descripción: Ribes Greus, MD.; Badía Valiente, JD. (2010). Elements of a TGA. Descripción automática: In this video, the speaker introduces the topic of thermomagnetic analyses, focusing on the components and functionalities of a specific Differential Thermal Analysis (DTA) device. The presenter highlights the need to understand DTA fundamentals and experimental procedures. The main component discussed is the furnace, which controls temperature. A water bath is used as a high-temperature reference to maintain a constant temperature. The speaker explains how the DTA applies a temperature difference between the desired temperature and 22 degrees Celsius. Other components mentioned are the crucibles, made of aluminum to allow gases produced during analysis to escape without increasing pressure inside the crucible. The DTA also facilitates running up to 34 different experiments sequentially, which helps in designing experimental procedures. Furthermore, the video

user5173914487839Nov 6, 2025

Título: TGA Fundamentals Descripción: Ribes Greus, MD.; Badía Valiente, JD. (2010). TGA Fundamentals. Descripción automática: In this video, the presenter introduces a new model for thermal analysis. The content includes defining thermal energy analysis, discussing patient race (presumably types of analysis), gases appropriate for analysis environments, and various analytical techniques to achieve better results. Viewers are expected to have some background in chemistry, physics, and experimental practices. The video outlines the definition of 'thermal analysis' according to the international standards, focusing on how mass change in a sample is recorded over time and temperature under controlled conditions. When planning experiments, important considerations include the technical specifications of the thermal analysis equipment, such as temperature range and sensitivity, as well as whether the sample mass changes are detectable within the feasible temperature range. The video also cov

BaptisteNov 6, 2025

Título: Differential Scanning Calorimetry for polymer degradation evaluation Descripción: This module will give you the fundamentals and working principles for understanding the Differential Scanning Calorimetry (DSC) technique, as well as, the interpretation of the obtained results and the application to the polymer degradation evaluation. Ribes Greus, MD.; Gil Castell, Ó. (2020). Differential Scanning Calorimetry for polymer degradation evaluation. Autor/a: Ribes Greus María Desamparados Curso: Este vídeo es el 7/13 del curso MOOC Degradation and thermal analysis of polymers. •MOOCDegradationandthermalanalysisofp... Universitat Politècnica de València UPV: Más vídeos en: /valenciaupv Accede a nuestros MOOC: #Thermal analysis #Polymer #Degradation Evaluation #MAQUINAS Y MOTORES TERMICOS #2301 - Química analítica

joinsttaNov 6, 2025

Título: Thermal History of Polymers Descripción: Ribes Greus, MD.; Badía Valiente, JD. (2010). Thermal History of Polymers. Descripción automática: In this video, the presenter discusses the concept of thermal history in the context of polymers and its implications for their structural and physical properties. Initially, the presentation covers the types of structural rearrangements that can occur in polymers, leading to a detailed explanation of thermal history and its effects. The speaker also outlines various methods to erase thermal history if it's deemed undesirable. Subsequently, the speaker introduces differential scanning calorimetry (DSC), a technique used to study the thermal properties of materials. A comparison is made between the calorimetric responses of polymers with and without thermal history, highlighting the potential for thermal history to obscure true material transitions. The video explains how to erase thermal history by melting polymers followed by controlled co

Syntiche LutulaNov 6, 2025

Título: Calorimetric Methods Descripción automática: In this video, the presenter details a tutorial on designing methods for effective experiments using Differential Scanning Calorimetry (DSC). Initially, they cover the main parameters—temperature, time, and analysis gas—that need to be controlled for successful experimentation. They explain how to set up various segments that associate temperature with time, such as isothermal and dynamic settings. The video then discusses method definition for analysis gases, instructing on adjusting flow rates and determining whether to use reactive or inert gases. It goes into detail about constructing a DSC method by combining elements that relate temperature and time, such as establishing a fixed temperature for isothermal holds or defining a temperature range for dynamic scans along with heating rates. Several specific DSC method examples are provided, including 'dynamic scan', which is widely utilized. This technique involves heating a sample

Lane_y0195Nov 6, 2025

Título: Elements of a DSC Descripción: Ribes Greus, MD.; Badía Valiente, JD. (2010). Elements of a DSC. Descripción automática: In this video, the presenter discusses the components of a VC (presumably a type of analytical equipment) and demonstrates its functionalities. The machine is broken down into three primary components, each responsible for various aspects of the operation. The focus begins with the "thermest," a part where both the sample and reference vessels are placed. The reference vessel, made of glass, allows for the release of gases and ensures good thermal connectivity. The base of the temperature sensors is highlighted, featuring 56 tiny thermostatic components arranged in a star shape, built using multilayer technology for optimal structural integrity and thermal conductivity. Attention is then shifted to the sample robot, vital for conducting multiple experiments sequentially. The video explains the system's gas management, consisting of three distinct lines: a carr