{"id":805,"date":"2016-07-08T12:00:03","date_gmt":"2016-07-08T10:00:03","guid":{"rendered":"https:\/\/www.labex-palm.fr\/spind-gold-le-nouvel-or-blanc-et-ecoresponsable\/"},"modified":"2019-07-10T14:52:39","modified_gmt":"2019-07-10T12:52:39","slug":"spind-gold-le-nouvel-or-blanc-et-ecoresponsable","status":"publish","type":"post","link":"https:\/\/www.labex-palm.fr\/en\/spind-gold-le-nouvel-or-blanc-et-ecoresponsable\/","title":{"rendered":"SpinD Gold, le nouvel or blanc et \u00e9coresponsable"},"content":{"rendered":"<div class=\"art-article\">\n<table>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ffffff;\">\n<div>&nbsp;<\/div>\n<div><img decoding=\"async\" loading=\"lazy\" src=\"\/images\/highkights\/Daumet.jpeg\" alt=\"Daumet\" width=\"70\" height=\"20\">&nbsp;<\/div>\n<\/td>\n<td style=\"border: 1px solid #ffffff;\">&nbsp;<\/td>\n<td style=\"border: 1px solid #ffffff; text-align: justify;\"><strong><span style=\"color: #636f88;\">La toute j<\/span><span style=\"color: #636f88;\">eune start-up Daumet exploite un nouvel alliage d\u2019or et de tungst\u00e8ne, SpinD Gold, issu des recherches de l&#8217;<a href=\"http:\/\/www.cnrs-thales.fr\/\" target=\"_blank\" rel=\"noopener noreferrer\"><span style=\"color: #636f88;\">Unit\u00e9 mixte de physique CNRS\/Thales<\/span><\/a>. Ses qualit\u00e9s novatrices (couleur, brillance, densit\u00e9) et \u00e9cologiques int\u00e9resseront les acteurs de l\u2019horlogerie, de la bijouterie, de la joaillerie et de l\u2019orf\u00e8vrerie.&nbsp;<\/span><\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: justify;\"><span style=\"text-align: justify;\">La start-up Daumet, cr\u00e9\u00e9e mi-avril 2016, propose un nouvel alliage d\u2019or jamais r\u00e9alis\u00e9 auparavant&nbsp;: SpinD Gold, une combinaison innovante d&#8217;or et de tungst\u00e8ne.&nbsp;Ce mat\u00e9riau novateur a \u00e9t\u00e9 obtenu dans le cadre de recherches en spintronique (un domaine de recherche visant \u00e0 exploiter le magn\u00e9tisme en \u00e9lectronique), men\u00e9es par Cyrile Deranlot et Albert Fert, Prix Nobel de Physique 2007. Il a fait l&#8217;objet d\u2019un brevet d\u00e9pos\u00e9 par le CNRS&nbsp;et d\u2019une licence exclusive d\u2019exploitation accord\u00e9e \u00e0 Daumet.<\/span><\/p>\n<p style=\"text-align: justify;\">Ce nouvel or blanc est \u00e0 ce jour l\u2019alliage d&#8217;or le plus dense jamais obtenu. Il se pr\u00e9sente sous diff\u00e9rentes formes physiques : rev\u00eatements sur divers supports, feuille ou poudre. Sa brillance et sa couleur blanche sont de premier ordre par rapport aux ors blancs actuels. Sa composition \u00e0 base de tungst\u00e8ne fait de SpinD Gold un mat\u00e9riau \u00e9coresponsable, plus respectueux de l&#8217;environnement, en comparaison avec les alliages au palladium, plus polluants pour les eaux et le sol.&nbsp;Daumet choisit de valoriser SpinD Gold sur le march\u00e9 du rev\u00eatement d\u00e9coratif. Sa couleur, sa densit\u00e9 et sa nouveaut\u00e9 repr\u00e9sentent une offre concurrentielle pertinente. La start-up va vendre le proc\u00e9d\u00e9 de fabrication de son alliage.<\/p>\n<p style=\"text-align: justify;\">En parall\u00e8le, Daumet d\u00e9veloppe une forme massive de SpinD Gold pour le march\u00e9 du luxe. D\u00e9clin\u00e9 en 18 carats pour les acteurs de l&#8217;horlogerie, de la bijouterie, de la joaillerie et de l\u2019orf\u00e8vrerie (HBJO), le mat\u00e9riau r\u00e9v\u00e8lera ses qualit\u00e9s novatrices et \u00e9cologiques pour r\u00e9pondre aux exigences croissantes en mati\u00e8re de d\u00e9veloppement durable sur ce secteur. Il pr\u00e9sentera \u00e9galement un co\u00fbt de revient plus faible que les alliages actuels au palladium, un m\u00e9tal co\u00fbtant 400 fois plus cher que le tungst\u00e8ne. L\u2019alliage pourra \u00e9galement trouver des d\u00e9bouch\u00e9s plus larges dans les domaines de la chimie, de l\u2019a\u00e9ronautique, de l\u2019\u00e9nergie et de la m\u00e9tallurgie.<\/p>\n<p style=\"text-align: justify;\">Construit au sein du programme HEC Challenge+ d\u00e9di\u00e9 aux porteurs de projets de cr\u00e9ation d&#8217;entreprises innovantes, le projet s\u2019est vu d\u00e9cerner le troisi\u00e8me prix du meilleur business plan de sa promotion en 2015. La start-up a \u00e9galement b\u00e9n\u00e9fici\u00e9 de nombreux soutiens d\u2019acteurs du monde de l\u2019innovation (CNRS, BPI France, R\u00e9gion Ile-de-France\/C&#8217;Nano-DIM Nano-K, FCS Paris-Saclay, Labex PALM et NanoSaclay,&nbsp;Le Ker).<\/p>\n<p style=\"text-align: justify;\">Daumet ambitionne de devenir, d\u2019ici 2020, un acteur majeur dans la conception et le d\u00e9veloppement de nouveaux mat\u00e9riaux utiles et respectueux de l&#8217;environnement pour les g\u00e9n\u00e9rations futures.<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" style=\"display: block; margin-left: auto; margin-right: auto;\" src=\"\/images\/highkights\/daumet.jpg\" alt=\"daumet\" width=\"408\" height=\"400\"><\/p>\n<p style=\"text-align: justify;\"><strong style=\"text-align: justify;\">R\u00e9f\u00e9rence&nbsp;<\/strong><strong style=\"text-align: justify;\">:<\/strong><span style=\"text-align: justify;\">&nbsp;<\/span>PCT FR 2016050618 d\u00e9pos\u00e9 le 21\/03\/2016 (num\u00e9ro du brevet prioritaire : 15 52 663 d\u00e9pos\u00e9 le 23\/03\/2015)&nbsp;<\/p>\n<p><span style=\"color: #1486d7;\">R\u00e9sultats obtenus dans le cadre du projet &#8221; <strong>Alliage or-tungst\u00e8ne sur substrat 3D<\/strong>&nbsp;<\/span><span style=\"color: #1486d7;\">&#8221;&nbsp;(3DPAuW) financ\u00e9 par le th\u00e8me Valorisation des LabEx PALM &amp; NanoSaclay et port\u00e9 par Cyrile Deranlot.<\/span><\/p>\n<p><span style=\"color: #465066; font-family: Arial; font-size: 12pt;\"><img decoding=\"async\" loading=\"lazy\" style=\"display: block; margin-left: auto; margin-right: auto;\" src=\"\/images\/stories\/Logo_labo\/UMPhy.png\" alt=\"UMPhy\" width=\"392\" height=\"40\">&nbsp; &nbsp;&nbsp;<\/span><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; &nbsp; &nbsp; La toute jeune start-up Daumet exploite un nouvel alliage d\u2019or et [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1448,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[43],"tags":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.8.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>SpinD Gold, le nouvel or blanc et \u00e9coresponsable - Labex-Palm<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.labex-palm.fr\/en\/spind-gold-le-nouvel-or-blanc-et-ecoresponsable\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"SpinD Gold, le nouvel or blanc et \u00e9coresponsable - Labex-Palm\" \/>\n<meta property=\"og:description\" content=\"&nbsp; 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