{"id":2632,"date":"2024-09-23T14:09:05","date_gmt":"2024-09-23T12:09:05","guid":{"rendered":"https:\/\/web.infn.it\/TechTransfer\/?post_type=portfolio_page&#038;p=2632"},"modified":"2024-11-11T13:27:05","modified_gmt":"2024-11-11T12:27:05","slug":"p22-026","status":"publish","type":"portfolio_page","link":"https:\/\/web.infn.it\/TechTransfer\/portfolio_page\/p22-026\/","title":{"rendered":"Soluzione chimica per la lucidatura del Niobio mediante Plasma Electrolytic Polishing"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row css_animation=&#8221;&#8221; row_type=&#8221;row&#8221; use_row_as_full_screen_section=&#8221;no&#8221; type=&#8221;full_width&#8221; angled_section=&#8221;no&#8221; text_align=&#8221;left&#8221; background_image_as_pattern=&#8221;without_pattern&#8221;][vc_column][vc_raw_html]JTVCd3BzZW9fYnJlYWRjcnVtYiU1RA==[\/vc_raw_html][vc_empty_space][vc_column_text]<\/p>\n<h1><span style=\"color: #20415c;\">Soluzione chimica per la lucidatura del Niobio mediante Plasma Electrolytic Polishing<\/span><\/h1>\n<p>[\/vc_column_text][vc_empty_space][\/vc_column][\/vc_row][vc_row css_animation=&#8221;&#8221; row_type=&#8221;row&#8221; use_row_as_full_screen_section=&#8221;no&#8221; type=&#8221;full_width&#8221; angled_section=&#8221;no&#8221; text_align=&#8221;left&#8221; background_image_as_pattern=&#8221;without_pattern&#8221;][vc_column width=&#8221;2\/3&#8243;][vc_empty_space][vc_column_text]Soluzione acquosa di sali fluorurati specifica per l&#8217;elettrolucidatura al plasma del niobio e delle sue leghe, che permette una lucidatura efficace riducendo i tempi di processo e l&#8217;utilizzo di sostanze chimiche pericolose rispetto alle tecniche di lucidatura chmica ed elettrochmica convenzionali.[\/vc_column_text][vc_empty_space][vc_single_image image=&#8221;2762&#8243; img_size=&#8221;full&#8221; qode_css_animation=&#8221;&#8221;][vc_empty_space][vc_column_text]<\/p>\n<h3><span style=\"color: #20415c;\">Come funziona?<\/span><\/h3>\n<p>[\/vc_column_text][vc_empty_space][vc_column_text]Il brevetto riguarda una specifica soluzione per l&#8217;elettrolucidatura al plasma del niobio e delle sue leghe, e un set specifico di parametri di processo.L\u2019elettrolucidatura al plasma (plasma electrolitic polishing), a differenza dell\u2019electropolishing standard, lavora in un differente regime, a correnti e potenziali pi\u00f9 elevati. I vantaggi principali sono la velocit\u00e0 di lucidatura e l\u2019utilizzo di soluzioni acquose di sali molto diluite e quindi meno dannose per l\u2019ambiente e pericolose per l\u2019operatore di quelle dell\u2019elettropolishing standard che normalmente richiedono acidi concentrati.<\/p>\n<p>L\u2019invenzione permette una lucidatura omogenea del Niobio e delle sue leghe via plasma electrolitic polishing con risultati migliori rispetto a quelli dell\u2019elettrolucidatura tradizionale e tempi di processo sensibilmente ridotti. Con questa tecnica \u00e8 possibile\u00a0raggiungere valori di rugosit\u00e0 Ra&lt;100 nm<br \/>\nLa soluzione brevettata \u00e8 a base di fluoruro di ammonio (NH4F) e fluoruro di sodio (NaF).<\/p>\n<p>[\/vc_column_text][vc_empty_space][vc_column_text]<\/p>\n<h3><span style=\"color: #20415c;\">Applicazioni<\/span><\/h3>\n<p>[\/vc_column_text][vc_column_text]<\/p>\n<ul>\n<li>Lucidatura di cavit\u00e0 risonanti per acceleratori e computer quantistici<\/li>\n<li>Gioielleria in niobio<\/li>\n<li>Lucidatura di componenti aerospaziali<\/li>\n<li>industria biomedicale<\/li>\n<\/ul>\n<p>[\/vc_column_text][vc_empty_space][vc_column_text]<\/p>\n<h3><span style=\"color: #20415c;\">Vantaggi<\/span><\/h3>\n<p>[\/vc_column_text][vc_column_text]<\/p>\n<ul>\n<li>Una composizione chimica pi\u00f9 ecologica e sicura, priva di acidi concentrati tossici e altamente<br \/>\npericolosi e complessi da smaltire.<\/li>\n<li>Velocit\u00e0 di processo circa 10 volte pi\u00f9 elevate rispetto ai metodi tradizionali (velocit\u00e0 di erosione pari<br \/>\na circa 3.5 um\/min).<\/li>\n<li>Effetto levigante pi\u00f9 efficace. L\u2019effetto levigante avviene gi\u00e0 a spessori minimi di materiale rimosso.<br \/>\nA parit\u00e0 di materiale rimosso, si ottiene un abbassamento della rugosit\u00e0 Ra circa 2 volte pi\u00f9 elevato<br \/>\nrispetto ai classici trattamenti di lucidatura del Nb chimici ed elettrochimici.<\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column][vc_column width=&#8221;1\/4&#8243; css=&#8221;.vc_custom_1702567488600{margin-bottom: 50px !important;background-color: #042a48 !important;}&#8221; el_class=&#8221;.column_details_portfolio&#8221;][vc_column_text]<\/p>\n<h4><span style=\"color: #ffffff;\">DETTAGLI AGGIUNTIVI<\/span><\/h4>\n<p>[\/vc_column_text][vc_empty_space][vc_column_text]<\/p>\n<h5><span style=\"color: #8bc9e0;\"><strong>PROPRIETARI DEL BREVETTO<\/strong><\/span><\/h5>\n<p style=\"color: #fff; font-weight: bold;\">INFN<\/p>\n<p>[\/vc_column_text][vc_empty_space height=&#8221;21px&#8221;][vc_column_text]<\/p>\n<h5><span style=\"color: #8bc9e0;\"><strong>NUMERO DI PRIORIT\u00c0<\/strong><\/span><\/h5>\n<p><strong><span style=\"color: #ffffff;\">IT 102022000009899<\/span><\/strong>[\/vc_column_text][vc_empty_space height=&#8221;21px&#8221;][vc_column_text]<\/p>\n<h5><span style=\"color: #8bc9e0;\"><strong>SETTORE TECNOLOGICO<\/strong><\/span><\/h5>\n<p><strong><span style=\"color: #ffffff;\">Lavorazioni<\/span><\/strong>[\/vc_column_text][vc_empty_space height=&#8221;21px&#8221;][vc_column_text]<\/p>\n<h5><span style=\"color: #8bc9e0;\"><strong>CODICE TT<\/strong><\/span><\/h5>\n<p><strong><span style=\"color: #ffffff;\">P_22.026<\/span><\/strong>[\/vc_column_text][vc_empty_space][vc_row_inner row_type=&#8221;row&#8221; type=&#8221;full_width&#8221; text_align=&#8221;left&#8221; css_animation=&#8221;&#8221;][vc_column_inner el_class=&#8221;riga_spazio_progetti&#8221;][\/vc_column_inner][\/vc_row_inner][vc_empty_space][vc_column_text]<\/p>\n<h5><span style=\"color: #8bc9e0;\"><strong>CONTATTACI<\/strong><\/span><\/h5>\n<p><strong><span style=\"color: #ffffff;\">Per maggiori informazioni su questa tecnologia, <\/span><a href=\"mailto:tto@lists.infn.it\"><span style=\"text-decoration: underline;\"><strong><span style=\"color: #ffffff; text-decoration: underline;\">SCRIVICI<\/span><\/strong><\/span><\/a>[\/vc_column_text][vc_empty_space][\/vc_column][\/vc_row][vc_row css_animation=&#8221;&#8221; row_type=&#8221;row&#8221; use_row_as_full_screen_section=&#8221;no&#8221; type=&#8221;full_width&#8221; angled_section=&#8221;no&#8221; text_align=&#8221;left&#8221; background_image_as_pattern=&#8221;without_pattern&#8221;][vc_column][vc_empty_space height=&#8221;51px&#8221;][\/vc_column][\/vc_row]<\/strong><\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>[vc_row css_animation=&#8221;&#8221; row_type=&#8221;row&#8221; use_row_as_full_screen_section=&#8221;no&#8221; type=&#8221;full_width&#8221; angled_section=&#8221;no&#8221; text_align=&#8221;left&#8221; background_image_as_pattern=&#8221;without_pattern&#8221;][vc_column][vc_raw_html]JTVCd3BzZW9fYnJlYWRjcnVtYiU1RA==[\/vc_raw_html][vc_empty_space][vc_column_text] Soluzione chimica per la lucidatura del Niobio mediante Plasma Electrolytic Polishing [\/vc_column_text][vc_empty_space][\/vc_column][\/vc_row][vc_row css_animation=&#8221;&#8221; row_type=&#8221;row&#8221; use_row_as_full_screen_section=&#8221;no&#8221; type=&#8221;full_width&#8221; angled_section=&#8221;no&#8221; text_align=&#8221;left&#8221; background_image_as_pattern=&#8221;without_pattern&#8221;][vc_column width=&#8221;2\/3&#8243;][vc_empty_space][vc_column_text]Soluzione acquosa di sali fluorurati specifica per l&#8217;elettrolucidatura al plasma del niobio e delle sue leghe, che permette&#8230;<\/p>\n","protected":false},"author":4,"featured_media":2763,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","portfolio_category":[70,135,134],"portfolio_tag":[],"class_list":["post-2632","portfolio_page","type-portfolio_page","status-publish","has-post-thumbnail","hentry","portfolio_category-brevetti","portfolio_category-lavorazioni-brevetti","portfolio_category-lavorazioni-materiali-brevetti"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - 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