{"id":172433,"date":"2026-06-16T16:54:27","date_gmt":"2026-06-16T14:54:27","guid":{"rendered":"https:\/\/concentrol.com\/new-white-paper-new-surfactants-for-flexible-slabstock-foam\/"},"modified":"2026-06-16T16:56:35","modified_gmt":"2026-06-16T14:56:35","slug":"nou-white-paper-nous-tensioactius-per-a-escuma-flexible-slabstock","status":"publish","type":"post","link":"http:\/\/hosting175685eu-cp704.wordpresstemporal.com\/ca\/nou-white-paper-nous-tensioactius-per-a-escuma-flexible-slabstock\/","title":{"rendered":"Nou white paper: Nous tensioactius per a escuma flexible slabstock"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row][vc_column][vc_column_text uncode_shortcode_id=\u00bb118524&#8243;]<\/p>\n<p class=\"isSelectedEnd\">Les formulacions d\u2019escuma flexible de poliuret\u00e0 requereixen un equilibri prec\u00eds entre l\u2019estabilitat cel\u00b7lular, l\u2019obertura de cel\u00b7la i les propietats mec\u00e0niques. Assolir aquest equilibri \u00e9s especialment complex quan es treballa amb diferents sistemes d\u2019escuma i condicions de formulaci\u00f3.<\/p>\n<p class=\"isSelectedEnd\">Amb l\u2019objectiu d\u2019aprofundir en aquest \u00e0mbit, Concentrol ha publicat un nou white paper t\u00e8cnic titulat <em>Nous tensioactius per a escuma flexible slabstock<\/em>, en el qual es presenta el desenvolupament i l\u2019avaluaci\u00f3 d\u2019un nou tensioactiu de silicona per a aplicacions d\u2019escuma flexible de poliuret\u00e0.<\/p>\n<p class=\"isSelectedEnd\">L\u2019estudi sorgeix a partir d\u2019avaluacions industrials pr\u00e8vies realitzades amb Concentrol\u00ae STB PU-3244 K. Tot i que el producte va mostrar un molt bon comportament en formulacions amb \u00edndex OH 48 utilitzant diferents agents d\u2019expansi\u00f3, es van identificar oportunitats de millora en formulacions amb \u00edndex OH 56, especialment en sistemes viscoel\u00e0stics, pel que fa a l\u2019estructura i l\u2019obertura cel\u00b7lular.<\/p>\n<p class=\"isSelectedEnd\">A partir d\u2019aquestes observacions, l\u2019objectiu del projecte va ser desenvolupar un nou tensioactiu capa\u00e7 de mantenir l\u2019estabilitat cel\u00b7lular, proporcionar una bona obertura de cel\u00b7la, evitar una rigidesa excessiva i conservar la compatibilitat amb formulacions slabstock convencionals amb \u00edndexs OH 48 i 56.<\/p>\n<p class=\"isSelectedEnd\">Per fer-ho, es van avaluar diferents versions del tensioactiu en formulacions d\u2019escuma flexible slabstock convencional i d\u2019escuma viscoel\u00e0stica de poliuret\u00e0. L\u2019estudi va incloure l\u2019an\u00e0lisi de par\u00e0metres f\u00edsics clau com la duresa a compressi\u00f3 (CLD), la densitat i la permeabilitat a l\u2019aire.<\/p>\n<p class=\"isSelectedEnd\">Els resultats van mostrar que la versi\u00f3 STB PU-3260 (V4) va presentar un rendiment global equilibrat en els diferents sistemes avaluats. El tensioactiu va demostrar un comportament comparable al de les formulacions de refer\u00e8ncia en termes de propietats mec\u00e0niques, densitat i obertura cel\u00b7lular, mantenint alhora una bona estabilitat durant el proc\u00e9s d\u2019escumat.<\/p>\n<p class=\"isSelectedEnd\">Segons les conclusions de l\u2019estudi, STB PU-3260 (V4) \u00e9s compatible tant amb sistemes slabstock convencionals com amb sistemes viscoel\u00e0stics, mostrant un s\u00f2lid comportament global en les diferents formulacions analitzades.<\/p>\n<p>Descarregueu el white paper complet per con\u00e8ixer amb detall la metodologia emprada, els resultats obtinguts i les conclusions de l\u2019estudi.[\/vc_column_text][vc_button border_width=\u00bb0&#8243; link=\u00bburl:https%3A%2F%2Fconcentrol.com%2Fca%2Fwhitepapers%2Fescuma-bloc-flexible%2F\u00bb uncode_shortcode_id=\u00bb309858&#8243;]DOWNLOAD[\/vc_button][\/vc_column][\/vc_row][vc_row][vc_column width=\u00bb1\/1&#8243;][vc_single_image media=\u00bb171504&#8243; media_width_percent=\u00bb100&#8243; uncode_shortcode_id=\u00bb886145&#8243;][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][vc_column_text uncode_shortcode_id=\u00bb118524&#8243;] Les formulacions d\u2019escuma flexible de poliuret\u00e0 requereixen un equilibri prec\u00eds entre l\u2019estabilitat cel\u00b7lular, l\u2019obertura de cel\u00b7la i les [&hellip;]<\/p>\n","protected":false},"author":36,"featured_media":171504,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-172433","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-noticies"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Nou white paper: Nous 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