{"id":25293,"date":"2016-07-11T00:00:00","date_gmt":"2016-07-10T22:00:00","guid":{"rendered":"https:\/\/lati.com\/compound-pps-pour-contact-alimentaire-performance-et-securite-dans-les-dispositifs-fluidiques\/"},"modified":"2026-03-18T12:53:44","modified_gmt":"2026-03-18T11:53:44","slug":"compound-pps-pour-contact-alimentaire-performance-et-securite-dans-les-dispositifs-fluidiques","status":"publish","type":"post","link":"https:\/\/lati.com\/fr\/compound-pps-pour-contact-alimentaire-performance-et-securite-dans-les-dispositifs-fluidiques\/","title":{"rendered":"Compound PPS pour contact alimentaire : performance et s\u00e9curit\u00e9 dans les dispositifs fluidiques"},"content":{"rendered":"<p>La gestion des <strong>fluides alimentaires<\/strong> exige des mat\u00e9riaux techniques combinant <strong>r\u00e9sistance m\u00e9canique, stabilit\u00e9 thermique et s\u00e9curit\u00e9 chimique<\/strong>.<br \/>\nLes <strong>compounds<\/strong> PPS (sulfure de polyph\u00e9nyl\u00e8ne) constituent aujourd\u2019hui l\u2019une des meilleures solutions pour les applications en contact alimentaire, gr\u00e2ce \u00e0 leur <strong>inertie chimique, leur rigidit\u00e9 et leur conformit\u00e9 aux normes internationales<\/strong> telles que <strong>NSF51<\/strong>.<\/p>\n<h2>Les d\u00e9fis des mat\u00e9riaux dans le transport des fluides alimentaires<\/h2>\n<p>Dans le  <g id=\"gid_0\">secteur food &amp; beverage<\/g> , la conception de <strong>composants plastiques pour la gestion des liquides<\/strong> impose des exigences extr\u00eamement strictes :   <\/p>\n<ul>\n<li><strong>pressions de service jusqu\u2019\u00e0 20 bar<\/strong>,<\/li>\n<li><strong>temp\u00e9ratures de -10 \u00b0C \u00e0 +100 \u00b0C<\/strong>,<\/li>\n<li><strong>stabilit\u00e9 dimensionnelle<\/strong> pour garantir la pr\u00e9cision des mesures,<\/li>\n<li><strong>r\u00e9sistance chimique<\/strong> \u00e0 l\u2019eau, aux sucres, aux d\u00e9tergents et aux additifs.<\/li>\n<\/ul>\n<p>La moindre erreur de tol\u00e9rances peut compromettre le fonctionnement des <strong>d\u00e9bitm\u00e8tres<\/strong>, des <strong>vannes<\/strong> ou des <strong>buses<\/strong>, entra\u00eenant des fuites ou une contamination.<br \/>\nPour ces raisons, le mat\u00e9riau doit offrir une <strong>r\u00e9sistance m\u00e9canique structurelle<\/strong> ainsi qu\u2019une <strong>invariabilit\u00e9 dimensionnelle<\/strong> dans des conditions thermiques et chimiques variables.<\/p>\n<h2>LARTON G\/40 NAT:0169f1 \u2013 PPS certifi\u00e9 pour le contact alimentaire<\/h2>\n<p>Un cas d\u2019\u00e9tude embl\u00e9matique est celui de <strong>DIGMESA (Suisse)<\/strong>, entreprise de r\u00e9f\u00e9rence dans la production de <strong>capteurs de pr\u00e9cision et de d\u00e9bitm\u00e8tres<\/strong>.<br \/>\nPour la fabrication du bo\u00eetier et des buses d\u2019un <strong>d\u00e9bitm\u00e8tre pour fluides alimentaires<\/strong>, DIGMESA a choisi le <strong>compound PPS LARTON G\/40 NAT:0169F1<\/strong> de LATI.<\/p>\n<h3>Caract\u00e9ristiques techniques du LARTON G\/40 NAT:0169f1<\/h3>\n<table>\n<thead>\n<tr>\n<td><strong>Propri\u00e9t\u00e9<\/strong><\/td>\n<td><strong>Valeur typique<\/strong><\/td>\n<td><strong>Fonction \/ Exigence<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Base polym\u00e8re<\/strong><\/td>\n<td>PPS ramifi\u00e9<\/td>\n<td>Stabilit\u00e9 dimensionnelle et chimique<\/td>\n<\/tr>\n<tr>\n<td><strong>Renfort<\/strong><\/td>\n<td>40 % fibre de verre<\/td>\n<td>Rigidit\u00e9 et r\u00e9sistance au fluage<\/td>\n<\/tr>\n<tr>\n<td><strong>Temp\u00e9rature de service<\/strong><\/td>\n<td>-10 \u00b0C \u00f7 +100 \u00b0C<\/td>\n<td>Compatibilit\u00e9 thermique avec les fluides chauds<\/td>\n<\/tr>\n<tr>\n<td><strong>Pression de service<\/strong><\/td>\n<td>jusqu\u2019\u00e0 20 bar<\/td>\n<td>Robustesse m\u00e9canique en fonctionnement<\/td>\n<\/tr>\n<tr>\n<td><strong>Certification<\/strong><\/td>\n<td>NSF51<\/td>\n<td>Aptitude au contact alimentaire<\/td>\n<\/tr>\n<tr>\n<td><strong>R\u00e9sistance chimique<\/strong><\/td>\n<td>Excellente<\/td>\n<td>Compatibilit\u00e9 avec les liquides alimentaires et les d\u00e9tergents<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Le <strong>LARTON G\/40 NAT:0169F1<\/strong> garantit un \u00e9quilibre parfait entre <strong>r\u00e9sistance et pr\u00e9cision dimensionnelle<\/strong>, en \u00e9vitant les d\u00e9formations dues \u00e0 la chaleur ou \u00e0 la pression.<br \/>\nEn outre, la <strong>r\u00e9sistance \u00e0 la corrosion<\/strong> et la <strong>non-migration de substances<\/strong> assurent une s\u00e9curit\u00e9 hygi\u00e9nique absolue du dispositif.<\/p>\n<h2>Pourquoi choisir des compounds PPS pour le contact alimentaire<\/h2>\n<p>Les <strong>compounds PPS pour contact alimentaire<\/strong> conviennent particuli\u00e8rement aux applications o\u00f9 d\u2019autres polym\u00e8res techniques, tels que le PA ou le POM, peuvent pr\u00e9senter des limites en mati\u00e8re de stabilit\u00e9 ou d\u2019absorption d\u2019eau.<br \/>\nLes principales caract\u00e9ristiques qui rendent le PPS id\u00e9al pour le <strong>transport et la mesure des fluides alimentaires<\/strong> sont les suivantes :  <\/p>\n<ul>\n<li><strong>Faible perm\u00e9abilit\u00e9<\/strong> aux liquides et aux gaz ;<\/li>\n<li><strong>Inertie chimique<\/strong> vis-\u00e0-vis des acides et bases faibles ;<\/li>\n<li><strong>Stabilit\u00e9 thermique jusqu\u2019\u00e0 200 \u00b0C (pics courts)<\/strong> ;<\/li>\n<li><strong>Aucune d\u00e9formation dimensionnelle<\/strong> m\u00eame apr\u00e8s des cycles de st\u00e9rilisation ;<\/li>\n<li><strong>Conformit\u00e9 aux normes de contact alimentaire (NSF51, FDA)<\/strong>.<\/li>\n<\/ul>\n<p>Gr\u00e2ce \u00e0 ces propri\u00e9t\u00e9s, le PPS est utilis\u00e9 non seulement dans les <strong>machines \u00e0 caf\u00e9, distributeurs automatiques et pompes \u00e0 boissons<\/strong>, mais aussi dans les <strong>instruments de mesure<\/strong>, les <strong>filtres<\/strong> et les <strong>vannes de process<\/strong>.<\/p>\n<h2>Alternatives et synergies : la gamme LATI pour le contact alimentaire<\/h2>\n<p>En plus du PPS, LATI propose une <strong>gamme compl\u00e8te de compounds de polym\u00e8res techniques<\/strong> certifi\u00e9s pour les applications de qualit\u00e9 alimentaire, notamment :   <\/p>\n<table>\n<thead>\n<tr>\n<td><strong>Polym\u00e8re de base<\/strong><\/td>\n<td><strong>Caract\u00e9ristiques principales<\/strong><\/td>\n<td><strong>Domaines d\u2019utilisation<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>PP (polypropyl\u00e8ne)<\/strong><\/td>\n<td>L\u00e9g\u00e8ret\u00e9, r\u00e9sistance chimique, faible co\u00fbt<\/td>\n<td>R\u00e9servoirs, raccords, filtres<\/td>\n<\/tr>\n<tr>\n<td><strong>PA (polyamide)<\/strong><\/td>\n<td>R\u00e9sistance m\u00e9canique, bonne aptitude \u00e0 la mise en \u0153uvre<\/td>\n<td>Composants structurels, pompes<\/td>\n<\/tr>\n<tr>\n<td><strong>PPA (polyphthalamide)<\/strong><\/td>\n<td>Haute temp\u00e9rature, faible absorption d\u2019humidit\u00e9<\/td>\n<td>Vannes, corps de capteurs, raccords<\/td>\n<\/tr>\n<tr>\n<td><strong>PPS (sulfure de polyph\u00e9nyl\u00e8ne)<\/strong><\/td>\n<td>Stabilit\u00e9 thermique et dimensionnelle sup\u00e9rieure<\/td>\n<td>D\u00e9bitm\u00e8tres, syst\u00e8mes sous pression<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Exemple d\u2019application : d\u00e9bitm\u00e8tre DIGMESA<\/h2>\n<p>Le projet DIGMESA d\u00e9montre la fiabilit\u00e9 des <strong>compounds PPS LATI<\/strong>, y compris dans les <strong>instruments de pr\u00e9cision<\/strong>.<br \/>\nLes pi\u00e8ces en PPS renforc\u00e9 maintiennent des <strong>tol\u00e9rances g\u00e9om\u00e9triques strictes<\/strong>, garantissant l\u2019<strong>ajustement parfait des composants internes<\/strong> et \u00e9vitant les <strong>micro-fuites ou variations de d\u00e9bit<\/strong>.<\/p>\n<p>Par ailleurs, la combinaison de <strong>stabilit\u00e9 chimique et de rigidit\u00e9 structurelle<\/strong> permet une longue dur\u00e9e de vie op\u00e9rationnelle, m\u00eame en cycles de d\u00e9bit continu ou en pr\u00e9sence de <strong>liquides agressifs et de d\u00e9tergents alcalins<\/strong>.<\/p>\n<h2>Avantages du compound PPS pour les applications alimentaires<\/h2>\n<table>\n<thead>\n<tr>\n<td><strong>Avantage<\/strong><\/td>\n<td><strong>Description<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Certifi\u00e9 NSF51<\/strong><\/td>\n<td>S\u00e9curit\u00e9 pour le contact direct avec les aliments et les boissons<\/td>\n<\/tr>\n<tr>\n<td><strong>Rigidit\u00e9 \u00e9lev\u00e9e<\/strong><\/td>\n<td>Maintient les tol\u00e9rances dimensionnelles m\u00eame \u00e0 chaud<\/td>\n<\/tr>\n<tr>\n<td><strong>Excellente r\u00e9sistance chimique<\/strong><\/td>\n<td>Convient \u00e0 l\u2019eau, au caf\u00e9, aux sucres et aux d\u00e9tergents<\/td>\n<\/tr>\n<tr>\n<td><strong>Faible absorption d\u2019humidit\u00e9<\/strong><\/td>\n<td>Stabilit\u00e9 \u00e0 long terme et pr\u00e9cision fonctionnelle<\/td>\n<\/tr>\n<tr>\n<td><strong>Compatibilit\u00e9 m\u00e9canique et thermique<\/strong><\/td>\n<td>Convient aux composants structurels et de pr\u00e9cision<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>FAQ \u2013 Questions fr\u00e9quentes sur les compounds PPS pour le contact alimentaire<\/h2>\n<ol>\n<li>  <strong> Le PPS convient-il aux applications en contact avec l\u2019eau potable ?<\/strong><br \/>\nOui, les compounds PPS tels que LARTON G\/40 NAT:0169F1 sont <strong>certifi\u00e9s NSF51<\/strong> et conviennent \u00e0 l\u2019eau potable ainsi qu\u2019aux fluides alimentaires chauds.<\/li>\n<li>  <strong> Quels avantages le PPS offre-t-il par rapport au PA ou au POM ?<\/strong><br \/>\nLe PPS est <strong>plus stable thermiquement et chimiquement<\/strong>, garantissant de meilleures performances dans les environnements \u00e0 haute temp\u00e9rature ou en pr\u00e9sence de d\u00e9tergents agressifs.<\/li>\n<li>  <strong> Est-il possible de personnaliser un compound PPS pour des besoins de process sp\u00e9cifiques ?<\/strong><br \/>\nOui, les compounds peuvent \u00eatre <strong>modifi\u00e9s sur demande<\/strong> avec diff\u00e9rents niveaux de renfort, des colorations de qualit\u00e9 alimentaire et des certifications suppl\u00e9mentaires.<\/li>\n<\/ol>\n<h2>Conclusion<\/h2>\n<p>Le <strong>compound PPS pour contact alimentaire<\/strong>, tel que le <strong>LARTON G\/40 NAT:0169F1<\/strong>, repr\u00e9sente la solution id\u00e9ale pour les applications o\u00f9 <strong>la s\u00e9curit\u00e9, la pr\u00e9cision et la durabilit\u00e9<\/strong> sont des exigences essentielles.<\/p>\n<p><strong>Souhaitez-vous d\u00e9velopper un composant de qualit\u00e9 alimentaire \u00e0 hautes performances ?<\/strong><br \/>\nDemandez une <strong><a href=\"https:\/\/lati.com\/fr\/nous-contacter\/\">consultation technique LATI<\/a><\/strong> afin d\u2019identifier le <strong>compound certifi\u00e9 le plus adapt\u00e9<\/strong> \u00e0 votre projet dans le secteur alimentaire.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>LATI suit avec grand int\u00e9r\u00eat l\u2019\u00e9volution des secteurs li\u00e9s au domaine alimentaire, de la distribution automatique aux machines \u00e0 caf\u00e9, du transport d\u2019eau potable \u00e0 la transformation des aliments.<\/p>\n","protected":false},"author":1,"featured_media":25294,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[645,623],"tags":[680],"class_list":["post-25293","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-appareils-electromenagers-et-biens-de-consommation","category-hautes-temperatures","tag-etude-de-cas"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - 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