{"id":792,"date":"2026-05-09T05:09:06","date_gmt":"2026-05-09T05:09:06","guid":{"rendered":"https:\/\/saphydrogels.com\/?p=792"},"modified":"2026-05-10T02:56:22","modified_gmt":"2026-05-10T02:56:22","slug":"the-difference-between-sodium-acrylate-and-sodium-polyacrylate","status":"publish","type":"post","link":"https:\/\/saphydrogels.com\/it\/the-difference-between-sodium-acrylate-and-sodium-polyacrylate\/","title":{"rendered":"La differenza tra acrilato di sodio e poliacrilato di sodio"},"content":{"rendered":"<figure class=\"wp-block-image size-large\"><img decoding=\"async\" class=\"wp-image-271\" src=\"https:\/\/saphydrogels.com\/wp-content\/uploads\/2024\/02\/powder-state-vs-gel-state-1-1024x497.jpg\" alt=\"\" \/>\r\n<h2 style=\"font-style: normal;\">Acrilato di sodio e\u00a0<a style=\"font-size: 27.2px; transition-property: all; color: #3a3a3a;\" title=\"\" href=\"https:\/\/saphydrogels.com\/it\/poliacrilato-di-sodio-in-gel-per-impacchi-di-ghiaccio\/\" target=\"_blank\" rel=\"noopener\">poliacrilato di sodio<\/a>\u00a0sono composti affini, ma presentano differenze distinte:<\/h2>\r\n<figure id=\"attachment_2287\" aria-describedby=\"caption-attachment-2287\" style=\"width: 569px\" class=\"wp-caption aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-2287\" title=\"Sostanze assorbenti liquidi - poliacrilato di sodio\" src=\"https:\/\/saphydrogels.com\/wp-content\/uploads\/2024\/07\/Sodium-polyacrylate-chemical-formula-300x183.png\" alt=\"Sostanze assorbenti liquidi - poliacrilato di sodio\" width=\"569\" height=\"347\" srcset=\"https:\/\/saphydrogels.com\/wp-content\/uploads\/2024\/07\/Sodium-polyacrylate-chemical-formula-300x183.png 300w, https:\/\/saphydrogels.com\/wp-content\/uploads\/2024\/07\/Sodium-polyacrylate-chemical-formula-768x469.png 768w, https:\/\/saphydrogels.com\/wp-content\/uploads\/2024\/07\/Sodium-polyacrylate-chemical-formula-18x12.png 18w, https:\/\/saphydrogels.com\/wp-content\/uploads\/2024\/07\/Sodium-polyacrylate-chemical-formula.png 900w\" sizes=\"(max-width: 569px) 100vw, 569px\" \/><figcaption id=\"caption-attachment-2287\" class=\"wp-caption-text\">Sostanze assorbenti liquidi - poliacrilato di sodio<\/figcaption><\/figure>\r\n<\/figure>\r\n\r\n\r\n\r\n<ol class=\"wp-block-list\">\r\n<li><strong>Struttura chimica<\/strong>:\r\n<ul class=\"wp-block-list\">\r\n<li><strong>Acrilato di sodio<\/strong>: Si tratta di un sale dell'acido acrilico, nello specifico il sale di sodio. La sua formula chimica \u00e8 <a href=\"https:\/\/tr.ee\/12tpfHAt5o\">CH2=CHCOONa<\/a>. Si tratta di un monomero, cio\u00e8 di un'unica unit\u00e0 ripetitiva.<\/li>\r\n\r\n\r\n\r\n<li><strong><a title=\"\" href=\"https:\/\/saphydrogels.com\/it\/polimero-ad-alta-capacita-di-assorbimento\/\" target=\"_blank\" rel=\"noopener\">Poliacrilato di sodio<\/a><\/strong>: \u00c8 un polimero derivato dall'acido acrilico. \u00c8 costituito da pi\u00f9 unit\u00e0 ripetute di acrilato di sodio legate tra loro da legami chimici. La sua formula chimica pu\u00f2 essere rappresentata come (CH2=CHCOONa)n, che indica una catena di unit\u00e0 ripetute di acrilato di sodio.<\/li>\r\n<\/ul>\r\n<\/li>\r\n\r\n\r\n\r\n<li><strong>Propriet\u00e0 fisiche<\/strong>:\r\n<ul class=\"wp-block-list\">\r\n<li><strong>Acrilato di sodio<\/strong>: Come monomero, l'acrilato di sodio si presenta in genere sotto forma di polvere cristallina bianca. \u00c8 solubile in acqua e trova diversi impieghi industriali, ad esempio nella produzione di polimeri superassorbenti.<\/li>\r\n\r\n\r\n\r\n<li><strong>Poliacrilato di sodio<\/strong>: Questo polimero si presenta solitamente sotto forma di polvere fine o di granuli. Ha un'elevata capacit\u00e0 di assorbire l'acqua, che lo rende adatto all'uso in prodotti come pannolini, prodotti per l'igiene femminile e ammendanti agricoli.<\/li>\r\n<\/ul>\r\n<\/li>\r\n\r\n\r\n\r\n<li><strong>Applicazioni<\/strong>:\r\n<ul class=\"wp-block-list\">\r\n<li><strong>Acrilato di sodio<\/strong>: Viene utilizzato principalmente come precursore nella sintesi del poliacrilato di sodio, che \u00e8 il polimero superassorbente ampiamente utilizzato nei prodotti assorbenti.<\/li>\r\n\r\n\r\n\r\n<li><strong>Poliacrilato di sodio<\/strong>: Questo polimero \u00e8 ampiamente utilizzato nei settori in cui l'assorbimento e la ritenzione dell'umidit\u00e0 sono fondamentali, come i prodotti per l'igiene, l'agricoltura e alcune applicazioni mediche.<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" class=\"wp-image-2353 aligncenter\" src=\"https:\/\/saphydrogels.com\/wp-content\/uploads\/2024\/08\/Super-absorbent-material-1-300x300.jpg\" alt=\"\" width=\"402\" height=\"402\" srcset=\"https:\/\/saphydrogels.com\/wp-content\/uploads\/2024\/08\/Super-absorbent-material-1-300x300.jpg 300w, https:\/\/saphydrogels.com\/wp-content\/uploads\/2024\/08\/Super-absorbent-material-1-1024x1024.jpg 1024w, https:\/\/saphydrogels.com\/wp-content\/uploads\/2024\/08\/Super-absorbent-material-1-150x150.jpg 150w, https:\/\/saphydrogels.com\/wp-content\/uploads\/2024\/08\/Super-absorbent-material-1-768x768.jpg 768w, https:\/\/saphydrogels.com\/wp-content\/uploads\/2024\/08\/Super-absorbent-material-1-1536x1536.jpg 1536w, https:\/\/saphydrogels.com\/wp-content\/uploads\/2024\/08\/Super-absorbent-material-1-2048x2048.jpg 2048w, https:\/\/saphydrogels.com\/wp-content\/uploads\/2024\/08\/Super-absorbent-material-1-12x12.jpg 12w\" sizes=\"(max-width: 402px) 100vw, 402px\" \/><\/p>\r\n<p>In sintesi, l'acrilato di sodio \u00e8 la forma monomerica del sale sodico dell'acido acrilico, mentre il poliacrilato di sodio \u00e8 un polimero composto da pi\u00f9 unit\u00e0 di acrilato di sodio legate tra loro, noto per le sue propriet\u00e0 superassorbenti.<\/p>","protected":false},"excerpt":{"rendered":"<p>In summary, sodium acrylate is the monomeric form of acrylic acid&#8217;s sodium salt, while sodium polyacrylate is a polymer made [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":642,"comment_status":"open","ping_status":"open","sticky":true,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"site-sidebar-layout":"right-sidebar","site-content-layout":"","ast-site-content-layout":"normal-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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