{"id":105,"date":"2024-03-04T21:04:22","date_gmt":"2024-03-04T20:04:22","guid":{"rendered":"https:\/\/www.3dprint-italia.it\/WP\/2024\/03\/04\/ridurre\/"},"modified":"2024-05-25T06:31:17","modified_gmt":"2024-05-25T05:31:17","slug":"ridurre","status":"publish","type":"post","link":"https:\/\/www.3dprint-italia.it\/WP\/2024\/03\/04\/ridurre\/","title":{"rendered":"RICICLARE LA PLASTICA NON BASTA, \u00c8 NECESSARIO RIDURLA"},"content":{"rendered":"<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">Vorrei condividere con voi un articolo molto interessante che spiegava quanto sia complesso il riciclaggio della plastica, su larga scala.<\/span><\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">Provo a riassumere di seguito le parti che mi sono sembrate pi\u00f9 interessanti.\u00a0<i>Non me ne vogliano gli esperti del settore per eventuali errori ed imprecisioni&#8230; anzi, se mi aiutate ad essere pi\u00f9 preciso sarebbe un gran valore aggiunto al mio lavoro.<\/i><\/span><\/div>\n<div class=\"x1e56ztr\"><\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><b>Innanzitutto<\/b>, la difficolt\u00e0 del riciclo non \u00e8 una pura questione economica ma dipende anche dalle caratteristiche fisiche\/chimiche stesse della plastica (che impattano alla fine sul costo del processo di riciclaggio&#8230; cane che si morde la coda&#8230;).<\/span><\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><b>Seconda cosa&#8230;<\/b><\/span><\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">gli scarti del nostro lavoro di appassionati 3D fa parte della categoria di polimeri meno riciclabili&#8230; anzi&#8230; ad oggi rientrano nelle plastiche\u00a0<b>NON\u00a0<\/b>riciclabili (il polimero \u00e8 una catena lunga di atomi o molecole identiche che caratterizza il tipo di plastica e le sue propriet\u00e0).<\/span><\/div>\n<div class=\"x1sy10c2\">\n<blockquote class=\"xckqwgs x26u7qi x7g060r x1gslohp x11i5rnm xieb3on x1mh8g0r x1pi30zi x1swvt13\"><p><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xi81zsa\">(non sto parlando adesso della macinazione in casa degli scarti e successiva estrusione in nuovo filamento&#8230; ma se leggete il seguito potete capire perch\u00e9 la qualit\u00e0 alla fine non potr\u00e0 mai essere la stessa del pellet vergine).<\/span><\/span><\/p><\/blockquote>\n<\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">Iniziamo con due dogmi fondamentali:<\/span><\/div>\n<ul class=\"x1e56ztr x1xmf6yo x1xfsgkm xtaz4m5\">\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><b>non tutta la plastica \u00e8 riciclabile<\/b><\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><b>la plastica non \u00e8 riciclabile all\u2019infinito<\/b>.<\/span><\/div>\n<\/li>\n<\/ul>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">Perch\u00e9 non tutta la plastica \u00e8 riciclabile?<\/span><\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">Ne avevamo gi\u00e0 parlato in un post precedente, ma riprendiamo velocemente l&#8217;argomento.<\/span><\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">I<b>\u00a0materiali termoplastici<\/b>\u00a0sono materie plastiche che possono essere\u00a0<b>rifuse e riformate<\/b>\u00a0in nuovi prodotti e quindi\u00a0<b>riciclabili<\/b><\/span><\/div>\n<div class=\"x1sy10c2\">\n<blockquote class=\"xckqwgs x26u7qi x7g060r x1gslohp x11i5rnm xieb3on x1mh8g0r x1pi30zi x1swvt13\"><p><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xi81zsa\">(come rifondere il metallo&#8230; anche se non \u00e8 cos\u00ec semplice&#8230;vedi dopo)<\/span><\/span><\/p><\/blockquote>\n<\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">Alla categoria delle termoplastiche appartengono 6 tipologie (classificazione ufficiale, che dovrebbe essere indicata sugli oggetti stessi in plastica all&#8217;interno di un triangolo):<\/span><\/div>\n<ol class=\"x1e56ztr x1xmf6yo x1xfsgkm x3yw8vx\">\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><b>PET<\/b>\u00a0(polietilene tereftalato); [<i>il filamento PETG lo potete buttare nei sacchi o nei bidoni della plastica<\/i>\u00a0!!!]<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><b>HDPE<\/b>\u00a0(polietilene ad alta densit\u00e0);<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><b>PVC O V<\/b>\u00a0(cloruro di polivinile);<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><b>LDPE<\/b>\u00a0(polietilene a bassa densit\u00e0);<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><b>PP<\/b>\u00a0(polipropilene);<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><b>PS<\/b>\u00a0(polistirene o polistirolo).<\/span><\/div>\n<\/li>\n<\/ol>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">Invece\u00a0<b>la plastica termoindurente<\/b>\u00a0contiene polimeri che si intersecano per formare un\u00a0<b>legame chimico irreversibile<\/b>, nel senso che non possono essere rifusi in un nuovo materiale e quindi\u00a0<b>non riciclabili\u00a0<\/b>(le resine ad esempio).<\/span><\/div>\n<div class=\"x1sy10c2\">\n<blockquote class=\"xckqwgs x26u7qi x7g060r x1gslohp x11i5rnm xieb3on x1mh8g0r x1pi30zi x1swvt13\"><p><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xi81zsa\">(avviene una reazione chimica durante la sintesi di questi materiali&#8230;<\/span><\/span><\/p><\/blockquote>\n<\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">I polimeri non riciclabili sono classificati (per legge) come categoria 7.<\/span><\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">Sotto al numero 7 rientrano\u00a0<b>ANCHE<\/b>\u00a0tutti quei polimeri per i quali non \u00e8 stato previsto un codice di riciclo specifico<\/span><\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><b>PMMA<\/b>\u00a0(Polimetilmetacrilato),<b><\/b><\/span><\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><b>PC\u00a0<\/b>(Policarbonato),<b><\/b><\/span><\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><b>PLA\u00a0<\/b>(Acido polilattico)<\/span><\/div>\n<div class=\"x1sy10c2\">\n<blockquote class=\"xckqwgs x26u7qi x7g060r x1gslohp x11i5rnm xieb3on x1mh8g0r x1pi30zi x1swvt13\"><p><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xi81zsa\">(fortunatamente, il PLA deriva dal trattamento di molecole biologiche non di sintesi&#8230; e quindi torna in natura sottoforma di composti che esistono gi\u00e0 in natura e tornano nel ciclo della della vita &#8212; NON VUOL DIRE CHE SIA COMPOSTABILE, OCCHIO&#8230; e comunque ci mette un bel p\u00f2 di tempo\/anni&#8230; e purtroppo \u00e8 additivato&#8230; )<\/span><\/span><\/p><\/blockquote>\n<\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">e i prodotti realizzati con la combinazione di pi\u00f9 elementi, come per esempio una vaschetta che abbia uno strato esterno di un materiale e uno interno di un altro.<\/span><\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><b>Ad oggi gli oggetti che fanno parte di questa settima categoria non vengono riciclati.<\/b><\/span><\/div>\n<div class=\"x1e56ztr\"><\/div>\n<h5 class=\"x1heor9g x1qlqyl8 x1pd3egz x1a2a7pz xyorhqc xtvhhri x1anpbxc\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen x1xlr1w8 xi81zsa\">PERCH\u00c9 LA PLASTICA NON \u00c8 RICICLABILE ALL\u2019INFINITO?<\/span><\/h5>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">Le materie plastiche sono formate da\u00a0<b>polimeri<\/b>, ovvero lunghe\u00a0<b>catene di atomi<\/b>.\u00a0<b>Pi\u00f9 lunghe e resistenti sono queste catene, pi\u00f9 la plastica \u00e8 di qualit\u00e0<\/b>.<\/span><\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">I processi meccanici di riciclo della plastica quali macinazione, lavaggio e asportazione delle frazioni indesiderate comportano un deterioramento delle qualit\u00e0 e delle prestazioni fisico-meccaniche dei polimeri.<\/span><\/div>\n<div class=\"x1sy10c2\">\n<blockquote class=\"xckqwgs x26u7qi x7g060r x1gslohp x11i5rnm xieb3on x1mh8g0r x1pi30zi x1swvt13\"><p><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xi81zsa\">la colorazione bianca che si forma quando piegate un pezzo di plastica indica che si stanno spaccando catene polimeriche, che impediscono ai pigmenti di essere distribuiti uniformemente (la piega rimane molle&#8230; abbiamo perso la propriet\u00e0 fisica del polimero)<\/span><\/span><\/p><\/blockquote>\n<\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">Di solito i produttori fondono una percentuale di materiale riciclato con una percentuale di\u00a0<b>materiale vergine<\/b>\u00a0per mantenere correttamente le propriet\u00e0 fisiche di cui hanno bisogno, oppure utilizzano\u00a0<b>additivi<\/b>\u00a0che possono essere miscelati alla plastica riciclata per ripristinare alcune delle propriet\u00e0 originali.<\/span><\/div>\n<div class=\"x1sy10c2\">\n<blockquote class=\"xckqwgs x26u7qi x7g060r x1gslohp x11i5rnm xieb3on x1mh8g0r x1pi30zi x1swvt13\"><p><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xi81zsa\">Quando riciclo una plastica con additivi devo poi togliere gli additivi&#8230;<\/span><\/span><\/p><\/blockquote>\n<\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">Tuttavia ogni volta che la plastica viene riciclata,\u00a0<b>la catena di polimeri si accorcia<\/b>\u00a0e di conseguenza<b>\u00a0la sua qualit\u00e0 diminuisce<\/b>. Lo stesso pezzo di plastica pu\u00f2 essere riciclato solo 2-3 volte prima che la sua\u00a0<b>qualit\u00e0 diminuisca<\/b>\u00a0e\u00a0<b>si deteriori<\/b>\u00a0fino al punto in cui non pu\u00f2 pi\u00f9 essere riutilizzata.<\/span><\/div>\n<div class=\"x1e56ztr\"><\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">In definitiva&#8230;<\/span><\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">Solo una parte della plastica che buttiamo negli appositi contenitori della raccolta differenziata viene riciclata.<\/span><\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">Questo avviene sia perch\u00e9 la maggior parte di prodotti in plastica sono spesso costituiti da\u00a0<b>miscele<\/b> di molte sostanze chimiche che possono ostacolare i processi di riciclaggio, rendendo pi\u00f9 difficile\u00a0<b>l\u2019isolamento<\/b> di un materiale che pu\u00f2 essere recuperato e riutilizzato, sia perch\u00e9\u00a0<b>\u00e8 molto meno costoso<\/b>\u00a0produrre la maggior parte dei tipi di plastica da zero piuttosto che riciclare la vecchia plastica.<\/span><\/div>\n<div class=\"x1e56ztr\"><\/div>\n<h4 class=\"x1heor9g x1qlqyl8 x1pd3egz x1a2a7pz xod5an3 x14vqqas\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x1603h9y x1u7k74 xo1l8bm xzsf02u\"><b>E&#8217; un gran casino!<\/b><\/span><\/h4>\n<div class=\"x1e56ztr\"><\/div>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><b>Vi lascio l&#8217;elenco delle sigle dei principali polimeri<\/b><\/span><\/div>\n<div class=\"x1sy10c2\">\n<blockquote class=\"xckqwgs x26u7qi x7g060r x1gslohp x11i5rnm xieb3on x1mh8g0r x1pi30zi x1swvt13\"><p><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xi81zsa\"><b>(cos\u00ec potete guardare sotto il contenitore della citrosodina che prenderete per digerire questa lettura di quale tipo di plastica \u00e8 &#8211; se ci guardate&#8230; HD sta per alta densit\u00e0):<\/b><\/span><\/span><\/p><\/blockquote>\n<\/div>\n<ul class=\"x1e56ztr x1xmf6yo x1xfsgkm xtaz4m5\">\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">CA \u2013 Acetato di cellulosa<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">CAB \u2013 Acetobutirrato di cellulosa<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">CN \u2013 Nitrato di cellulosa<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">CP \u2013 Propionato di cellulosa<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">EP \u2013 Epossidi<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">MF \u2013 Melammina-formaldeide<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PA \u2013 Poliammidi<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PAI \u2013 Poliammidiimmide<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PAN \u2013 Poliacrilonitrile<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PB \u2013 Polibutene-1<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PBT \u2013 Polibutilentereftalato<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PC \u2013 Policarbonato<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PCTFE \u2013 Policlorotrifluoroetilene<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PDAP \u2013 Polidialliftalato<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PE \u2013 Polietilene<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PE-C \u2013 Polietilene clorurato<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PEI \u2013 Polieterimmide<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PEK \u2013 Polieterchetone<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PEEK \u2013 Polietereterchetone<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PES \u2013 Polietersolfoni<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PET \u2013 Polietilentereftalato<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PF \u2013 Fenolformaldeide<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PI \u2013 Poliimmide<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PIB \u2013 Poliisobutilene<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PMI \u2013 Polimetacrilimmide<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PMMA \u2013 Polimetilmetacrilato<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PMP \u2013 Poli-4-metilpentene-1<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">POM \u2013 Poliossimetilene, Poliformaldeide, Poliacetale<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PP \u2013 Polipropilene<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PPE \u2013 Polifeniletere<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PPO \u2013 Polifenilenossido<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PPS \u2013 Polifenilensolfuro<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PS \u2013 Polistirene<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PSU \u2013 Polisolfone<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PT \u2013 Politiofene<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PTFE \u2013 Politetrafluoroetilene (Teflon)<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PUR \u2013 Poliuretano<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PVB \u2013 Polivinilbutirrale<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PVC \u2013 Polivinilcloruro<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PVC-C \u2013 Polivinilcloruro clorurato<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PVDC \u2013 Polivinildencloruro<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PVDF \u2013 Polivinildenfluoruro<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PVF \u2013 Polivinilfluoruro<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">RC \u2013 Cellulosa rigenerata<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">SI \u2013 Siliconi<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">UF \u2013 Urea-formaldeide<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">UP \u2013 Poliestere insaturo<\/span><\/div>\n<\/li>\n<li>\n<div class=\"x1e56ztr\"><span class=\"x193iq5w xeuugli x13faqbe x1vvkbs x1xmvt09 x6prxxf xvq8zen xo1l8bm xzsf02u\">PDMS \u2013 Polidimetilsilossano<\/span><\/div>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Vorrei condividere con voi un articolo molto interessante che spiegava<\/p>\n","protected":false},"author":4,"featured_media":212,"comment_status":"open","ping_status":"open","sticky":true,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[15],"tags":[],"class_list":["post-105","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-materiali"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>RICICLARE LA PLASTICA NON BASTA, \u00c8 NECESSARIO RIDURLA - 3D Print Italia<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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