{"id":6197,"date":"2020-05-01T00:00:00","date_gmt":"2020-05-01T00:00:00","guid":{"rendered":"https:\/\/dev.micronora-informations.fr\/index.php\/2020\/05\/01\/texturation-de-grande-surface\/"},"modified":"2020-05-01T00:00:00","modified_gmt":"2020-05-01T00:00:00","slug":"texturation-de-grande-surface","status":"publish","type":"post","link":"https:\/\/micronora.com\/en\/texturation-de-grande-surface\/","title":{"rendered":"Texturation de grande surface"},"content":{"rendered":"<p><img decoding=\"async\" class=\" alignleft size-full wp-image-2328\" src=\"https:\/\/micronora.com\/wp-content\/uploads\/2020\/05\/152-032-001.jpg\" alt=\"152-032-001.jpg\" data-description=\"Associ\u00e9 \u00e0 un scanner polygonal rapide, le laser de 350 W de puissance moyenne \u00e0 tr\u00e8s haute cadence (13 MHz) a r\u00e9alis\u00e9 une texturation de surface sur un moule d\u2019injection de grande dimension (900 x 600 mm) qui p\u00e8se 400 kg.\" align=\"left\" width=\"848\" height=\"565\" \/>Dans le cadre du projet europ\u00e9en H2020 TresClean, ALPhANOV a r\u00e9alis\u00e9 une texturation de surface sur un moule d\u2019injection au laser femtoseconde de haute puissance moyenne. Ce projet a pour objectif de d\u00e9velopper, par texturation laser, des surfaces antibact\u00e9riennes \u00e0 l\u2019aide de lasers ultra-courts haute puissance. Dans le cadre de ce projet, ALPhANOV d\u00e9veloppe des proc\u00e9d\u00e9s lasers \u00e0 base de LIPSS (Laser-induced Periodic Surface Structures) permettant de modifier la mouillabilit\u00e9 des surfaces trait\u00e9es pour les rendre hydrophobes ou super hydrophobes. Le laser utilis\u00e9 pour atteindre les vitesses de traitement sp\u00e9cifi\u00e9es peut d\u00e9livrer jusqu\u2019\u00e0 350 W de puissance moyenne \u00e0 tr\u00e8s haute cadence (13 MHz) et avec des dur\u00e9es d\u2019impulsion sub-picoseconde. Ce laser est associ\u00e9 \u00e0 un scanner polygonal permettant de d\u00e9placer le faisceau laser \u00e0 des vitesses d\u00e9passant la centaine de m\/s. Apr\u00e8s trois ans de travail et de recherche, les ing\u00e9nieurs d\u2019ALPhANOV ont r\u00e9alis\u00e9 une texturation de surface sur un moule d\u2019injection de grande dimension (900 x 600 mm) qui p\u00e8se 400 kg. Ce proc\u00e9d\u00e9 laser a \u00e9t\u00e9 r\u00e9alis\u00e9 avec le laser Tangor 300 d\u2019Amplitude. La combinaison de ce laser ultra-court \u00e0 haute puissance et d\u2019un balayage de faisceau \u00e0 grande vitesse permet d\u2019accroitre la productivit\u00e9 avec un temps de traitement de 7,2 m<sup>2<\/sup>\/h. Le moulage \u00e0 injection permettra de transf\u00e9rer la nanostructure g\u00e9n\u00e9r\u00e9e par laser sur un r\u00e9servoir polym\u00e9rique utilis\u00e9e dans le lave-vaisselle BSH et ainsi lui donner des propri\u00e9t\u00e9s antibact\u00e9riennes. Ces propri\u00e9t\u00e9s permettent de minimiser la formation de biofilm et de diminuer drastiquement l\u2019utilisation d\u2019eau pendant les cycles de lavage pour atteindre des proc\u00e9d\u00e9s plus \u00e9cologiques.<br \/>\nwww.alphanov.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans le cadre du projet europ\u00e9en H2020 TresClean, ALPhANOV a  [&#8230;]<\/p>\n","protected":false},"author":1,"featured_media":1765979271,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[61,64,73,69,84,85,82,70,81],"tags":[89],"class_list":["post-6197","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-conception-developpement-industrialisation-integree-de-modules-et-de-micro-systemes-micromecaniques-et-ou-microelectroniques","category-decoupage-formage-outillage","category-ingenierie-recherche-et-transfert-de-technologies-microtechniques","category-mecanique-de-precision","category-microactionneurs-microcapteurs-et-micro-afficheurs","category-prestations-de-services-pour-lindustrie","category-rd-produits-et-sous-traitance","category-traitements-et-post-traitements","category-usinage-micro-usinage","tag-micronora-informations-n152-mai-2020"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - 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