1.0CNEP Internationalhttps://www.cnep-fr.com/enRégis Berchethttps://www.cnep-fr.com/en/blog/author/regis/rich600338<blockquote class="wp-embedded-content" data-secret="HdKiRX2u35"><a href="https://www.cnep-fr.com/en/devices-of-ageing-and-analysis/">Means of aging and analysis</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.cnep-fr.com/en/devices-of-ageing-and-analysis/embed/#?secret=HdKiRX2u35" width="600" height="338" title="“Means of aging and analysis” — CNEP International" data-secret="HdKiRX2u35" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://www.cnep-fr.com/en/wp-includes/js/wp-embed.min.js </script> Polymer Durability Our ageing devices To carry out its research, the CNEP studies, develops and industrializes (in partnership with loudspeaker manufacturers) its own tools to accelerate aging. some examples SEPAP MHESEPAP 12.24WEATHER OMETERVentilated and climate ovensThermostatic bathsStress machine Previous slide Next slide Accelerated artificial photoaging chambers under anhydrous conditions: SEPAP 12.24 (30), SEPAP MHE (2) Accelerated artificial photoaging chambers in aqueous conditions: SEPAP 12.24H (3) Ultra-Accelerated Artificial Photoaging devices: SEPAP 50.24 (2), SEPAP MHE (2) Environmental Stress Simulation device: ATLAS CI4000 Weather-O-Meter (1) Climatic chambers: Vötsch VC 4034 (2), Secasi SLH34 (6) Aerated drying ovens for the study of thermal aging (including 2 with “vacuum” option): (12) Reactors for aging by oxidative hydrolysis in a thermoregulated aqueous solution: (7) Dynamic fatigue tester + DMA: Instron 10KN-Electropuls E10000 (1) Chemical analyzes and characteristics Our means of analysis Understanding the phenomena of aging and adjusting the Durability of Materials requires mastery of sophisticated analysis and characterization techniques. some examples FT-IR spectroscopyUV-visible spectroscopyMicroscopyChromatographyDSC and ATGPull / Break MachinePermeabilitiesX fluorescence Previous slide Next slide Spectrophotometries FTIR absorption spectrophotometry: transmission, Photo-Acoustic Detection (PAS), μIRTF, ATR (Germanium and Diamond), Imaging mode Spectrophotometry Raman-TF and Micro Raman-TF UV-Visible Absorption Spectrophotometry, Micro-spectrofluorimetry, Colorimetry and Spectrocolorimetry, Spectrophotometry, Gloss Microscopy Optical Microscopy, Binocular microscope Chromatography Gel Permeation Chromatography (GPC), Gas Phase, GC, GC / MS / FID Coupling Thermal Analysis Differential calorimeter DSC, Thermogravimetry ATG, Muffle furnace Mechanical properties Traction, Abrasimeter, Dart-test, Charpy pendulum sheep, Shore A and D durometer Permeability Permeability to O2, simultaneous permeability to carbon dioxide, oxygen and nitrogen, Permeability to water vapor Means of characterization Melt index Rotary gradient viscometer, Karl Fischer Preparation Microtome, Cryogenic Microtome, Brabender Mixer, Heated Shelf Press New acquisition of an energy dispersive X-ray fluorescence device. Various equipment on the Cézeaux University Campus (UCA – Sigma) RPE, High Field NMR, Liquid Phase Emission Spectroscopy, HPLC, MEB Leading global companies trust us Why not you? Our references