{"id":13179,"date":"2025-10-23T03:28:00","date_gmt":"2025-10-23T03:28:00","guid":{"rendered":"https:\/\/tenessy.com\/?p=13179"},"modified":"2025-10-24T03:51:17","modified_gmt":"2025-10-24T03:51:17","slug":"hydroxyethyl-cellulose-hec-in-antifreeze-applications","status":"publish","type":"post","link":"https:\/\/tenessy.com\/it\/idrossietilcellulosa-hec-in-applicazioni-antigelo\/","title":{"rendered":"Idrossietilcellulosa (HEC) nelle applicazioni antigelo"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"13179\" class=\"elementor elementor-13179\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fdbc6e4 e-flex e-con-boxed e-con e-parent\" data-id=\"fdbc6e4\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c494953 elementor-widget elementor-widget-image\" data-id=\"c494953\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"534\" src=\"https:\/\/tenessy.com\/wp-content\/uploads\/2025\/10\/car-engines.jpg\" class=\"attachment-large size-large wp-image-13180\" alt=\"motori per auto\" srcset=\"https:\/\/tenessy.com\/wp-content\/uploads\/2025\/10\/car-engines.jpg 1024w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/10\/car-engines-300x200.jpg 300w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/10\/car-engines-768x512.jpg 768w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/10\/car-engines-18x12.jpg 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3823bdd elementor-widget elementor-widget-text-editor\" data-id=\"3823bdd\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Sia che venga utilizzato nei motori delle autovetture o nelle apparecchiature industriali, un ottimo antigelo richiede non solo una conducibilit\u00e0 termica e una protezione antigelo superiori, ma anche una viscosit\u00e0 ideale per garantire un'efficace ritenzione e copertura all'interno di sistemi complessi. La chiave per raggiungere questo obiettivo risiede spesso nell'additivo di base. <a href=\"https:\/\/tenessy.com\/products\/hec-hydroxyethyl-cellulose\/\">Idrossietilcellulosa (HEC)<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4020bf0 elementor-widget elementor-widget-heading\" data-id=\"4020bf0\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u2160. Che cos'\u00e8 l'idrossietilcellulosa (HEC)?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f212a03 elementor-widget elementor-widget-text-editor\" data-id=\"f212a03\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Per capire perch\u00e9 l'HEC \u00e8 cos\u00ec efficace, bisogna innanzitutto comprendere la struttura dell'idrossietilcellulosa. L'HEC \u00e8 un polimero sintetico non ionico, prodotto dall'eterificazione idrossietilica della cellulosa naturale. Questa struttura chimica unica gli conferisce un'eccellente solubilit\u00e0 in acqua e capacit\u00e0 di addensare, pur mantenendo le caratteristiche ecologiche dei prodotti naturali.<\/p><p>Le sue propriet\u00e0 fisiche fondamentali, come <a href=\"https:\/\/tenessy.com\/products\/hec-hydroxyethyl-cellulose\/\">Idrossietilcellulosa Viscosit\u00e0<\/a>La cellulosa idrossietilica pu\u00f2 essere controllata con precisione attraverso i processi di produzione, consentendo la fabbricazione di prodotti adatti a diversi requisiti di viscosit\u00e0. Inoltre, la solubilit\u00e0 dell'idrossietilcellulosa \u00e8 eccezionale: si scioglie rapidamente sia in acqua fredda che calda, formando una soluzione viscosa chiara e trasparente che non altera il colore o la trasparenza dell'antigelo stesso.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bbece77 elementor-widget elementor-widget-heading\" data-id=\"bbece77\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Perch\u00e9 scegliere HEC come addensante specializzato per l'antigelo?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4d640ae elementor-widget elementor-widget-image\" data-id=\"4d640ae\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"534\" src=\"https:\/\/tenessy.com\/wp-content\/uploads\/2025\/08\/HEC-Product-1024x683.jpg\" class=\"attachment-large size-large wp-image-12799\" alt=\"Prodotto HEC\" srcset=\"https:\/\/tenessy.com\/wp-content\/uploads\/2025\/08\/HEC-Product-1024x683.jpg 1024w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/08\/HEC-Product-300x200.jpg 300w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/08\/HEC-Product-768x512.jpg 768w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/08\/HEC-Product-1536x1024.jpg 1536w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/08\/HEC-Product-2048x1365.jpg 2048w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/08\/HEC-Product-18x12.jpg 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9058448 elementor-widget elementor-widget-text-editor\" data-id=\"9058448\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Tra le numerose opzioni di addensanti, HEC si distingue come la scelta preferita per le formulazioni di liquidi refrigeranti antigelo di fascia alta, grazie ai suoi vantaggi completi:<\/p><p><b><\/b><strong><b>Controllo preciso della viscosit\u00e0: <\/b><\/strong>I produttori professionali di idrossietilcellulosa sono in grado di fornire prodotti con diversi gradi di viscosit\u00e0, consentendo agli ingegneri formulatori di regolare con precisione la viscosit\u00e0 dell'antigelo, assicurando una perfetta formazione del film su superfici verticali o inclinate senza colare o gocciolare.<\/p><p><b><\/b><strong><b>Eccellente stabilit\u00e0 al taglio: <\/b><\/strong>Le soluzioni di HEC presentano una buona reologia; la viscosit\u00e0 diminuisce temporaneamente durante l'applicazione a spruzzo (in condizioni di elevato taglio), facilitando l'applicazione. Dopo l'applicazione, la viscosit\u00e0 ritorna immediatamente ad uno stato elevato, aderendo saldamente alle superfici metalliche.<\/p><p><strong>Ampia compatibilit\u00e0:<\/strong> Come polimero non ionico, l'HEC ha un'eccellente compatibilit\u00e0 con agenti antigelo come il glicole etilenico, il glicole propilenico e vari inibitori della ruggine e della corrosione. Non provoca salinit\u00e0 o flocculazione, garantendo la stabilit\u00e0 a lungo termine della formula del refrigerante antigelo.<\/p><p><strong><b>Stabilit\u00e0 termica e compatibilit\u00e0 ambientale:<\/b><\/strong>\u00a0HEC funziona in modo stabile in un ampio intervallo di temperature ed \u00e8 biodegradabile, soddisfacendo gli elevati standard moderni di protezione ambientale e sicurezza.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9b2cd0b e-flex e-con-boxed e-con e-parent\" data-id=\"9b2cd0b\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-47b4288 elementor-widget elementor-widget-heading\" data-id=\"47b4288\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Come applicare con successo l'HEC nelle formule antigelo?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4c1b35f elementor-widget elementor-widget-text-editor\" data-id=\"4c1b35f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Formulazione del fluido antighiaccio industriale<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3b50aab elementor-widget elementor-widget-text-editor\" data-id=\"3b50aab\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table><tbody><tr><td width=\"120\"><p>Componente<\/p><\/td><td width=\"128\"><p>Funzione<\/p><\/td><td width=\"134\"><p>Dosaggio consigliato (wt%)<\/p><\/td><td width=\"145\"><p>Osservazioni chiave<\/p><\/td><\/tr><tr><td width=\"120\"><p><strong><b>Glicole etilenico \/ glicole propilenico<\/b><\/strong><\/p><\/td><td width=\"128\"><p>Agente antigelo di base, abbassa il punto di congelamento<\/p><\/td><td width=\"134\"><p>40% &#8211; 60%<\/p><\/td><td width=\"145\"><p>Il dosaggio determina il punto di congelamento (da -30\u00b0C a -50\u00b0C). Il glicole propilenico \u00e8 pi\u00f9 ecologico.<\/p><\/td><\/tr><tr><td width=\"120\"><p><strong><b>Idrossietilcellulosa (HEC)<\/b><\/strong><\/p><\/td><td width=\"128\"><p><strong><b>Addensatore per anime<\/b><\/strong>, fornisce adesione<\/p><\/td><td width=\"134\"><p>0.4% &#8211; 0.7%<\/p><\/td><td width=\"145\"><p><strong><b>Viscosit\u00e0 consigliata: 100.000 mPa-s<\/b><\/strong>. Assicura l'aderenza alla parete e previene il dilavamento.<\/p><\/td><\/tr><tr><td width=\"120\"><p><strong><b>Molibdato di sodio<\/b><\/strong><\/p><\/td><td width=\"128\"><p>Inibitore della corrosione, protegge l'acciaio<\/p><\/td><td width=\"134\"><p>0.8% &#8211; 1.2%<\/p><\/td><td width=\"145\"><p>Inibitore anodico della corrosione rispettoso dell'ambiente. Effetto sinergico con il borace.<\/p><\/td><\/tr><tr><td width=\"120\"><p><strong><b>Borace<\/b><\/strong><\/p><\/td><td width=\"128\"><p>Tampone e inibitore della corrosione, stabilizza il pH<\/p><\/td><td width=\"134\"><p>0.8% &#8211; 1.2%<\/p><\/td><td width=\"145\"><p>Mantiene il pH del sistema tra 8,5 e 9,5. Migliora l'effetto anticorrosivo.<\/p><\/td><\/tr><tr><td width=\"120\"><p><strong><b>Benzotriazolo<\/b><\/strong><\/p><\/td><td width=\"128\"><p>Inibitore della corrosione del rame, protegge i componenti in rame<\/p><\/td><td width=\"134\"><p>0.1% &#8211; 0.2%<\/p><\/td><td width=\"145\"><p>Protezione specifica del rame. Previene la corrosione elettrochimica.<\/p><\/td><\/tr><tr><td width=\"120\"><p><strong><b>Acqua deionizzata<\/b><\/strong><\/p><\/td><td width=\"128\"><p>Solvente, compone l'equilibrio<\/p><\/td><td width=\"134\"><p>Equilibrio<\/p><\/td><td width=\"145\"><p><strong><b>Deve essere utilizzato<\/b><\/strong>\u00a0per evitare che gli ioni di impurit\u00e0 compromettano la stabilit\u00e0.<\/p><\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7ffb77a elementor-widget elementor-widget-text-editor\" data-id=\"7ffb77a\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Una formula antigelo di successo si basa sull'uso corretto dell'HEC. La sua solubilit\u00e0 \u00e8 fondamentale per l'applicazione:<\/strong><\/p><p><strong>Dispersione:<\/strong> Sotto agitazione ad alta velocit\u00e0, aggiungere lentamente la polvere di HEC all'acqua, assicurando una dispersione completa ed evitando la formazione di grumi difficili da sciogliere.<\/p><p><strong>Dissoluzione e attivazione:<\/strong> Dopo una dispersione uniforme, regolare il pH del sistema nell'intervallo alcalino 8-9. In questo modo si accelera notevolmente l'idratazione e la dissoluzione, formando rapidamente una soluzione viscosa omogenea e trasparente. Questo accelera notevolmente l'idratazione e la dissoluzione, formando rapidamente una soluzione viscosa omogenea e trasparente.<\/p><p><strong>Miscelazione:<\/strong> Infine, mescolare la soluzione gel di HEC completamente disciolta con gli agenti antigelo di base, gli inibitori di corrosione e altri componenti per ottenere il prodotto finale ad alte prestazioni.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dab422d elementor-widget elementor-widget-heading\" data-id=\"dab422d\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u2164.Conclusione<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-407b49c elementor-widget elementor-widget-text-editor\" data-id=\"407b49c\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>In sintesi, grazie alla sua struttura molecolare unica, all'eccellente solubilit\u00e0 e alla viscosit\u00e0 controllabile con precisione, l'idrossietilcellulosa \u00e8 diventata un addensante indispensabile per migliorare le prestazioni del refrigerante antigelo. Se l'obiettivo \u00e8 migliorare l'aderenza del prodotto, ridurre gli sprechi o aumentare la stabilit\u00e0 complessiva della formulazione, l'HEC rappresenta la soluzione ideale. <a href=\"https:\/\/tenessy.com\/hpmc-supplier\/\">TENEREZZA<\/a>in qualit\u00e0 di fornitore affidabile di idrossietilcellulosa, sfrutter\u00e0 la sua esperienza nella produzione chimica e il rigoroso controllo di qualit\u00e0 per fornirvi prodotti HEC ad alte prestazioni e un'assistenza tecnica completa.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Nella posa delle piastrelle, il \"tempo aperto\" si riferisce al periodo successivo alla spatolatura dell'adesivo per piastrelle sul substrato, durante il quale \u00e8 ancora possibile eseguire un fissaggio efficace delle piastrelle prima che la superficie si asciughi e perda la sua capacit\u00e0 di incollaggio. <\/p>","protected":false},"author":1,"featured_media":13180,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[34],"tags":[],"class_list":["post-13179","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-product-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.7 - 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