{"id":44485,"date":"2026-05-11T10:47:10","date_gmt":"2026-05-11T10:47:10","guid":{"rendered":"https:\/\/permabond.com\/permabond-751-cyanoacrylate-avance-et-flexible\/"},"modified":"2026-05-11T14:43:13","modified_gmt":"2026-05-11T14:43:13","slug":"permabond-751-cyanoacrylate-avance-et-flexible","status":"publish","type":"post","link":"https:\/\/permabond.com\/fr\/permabond-751-cyanoacrylate-avance-et-flexible\/","title":{"rendered":"Permabond 751 &#8211; Cyanoacrylate avanc\u00e9 et flexible"},"content":{"rendered":"<p>Permabond 751 est un nouveau cyanoacrylate flexible et avanc\u00e9, d\u00e9velopp\u00e9 \u00e0 partir des derni\u00e8res technologies en mati\u00e8re d&#8217;adh\u00e9sifs. Offrant un \u00e9quilibre optimal entre flexibilit\u00e9 et r\u00e9sistance, le 751 convient \u00e0 de nombreuses applications adh\u00e9sives et se distingue par sa biocompatibilit\u00e9.<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>Le bon \u00e9quilibre entre la flexibilit\u00e9 et la force <\/strong><\/h2>\n<p>&nbsp;<\/p>\n<p>Dans un monde id\u00e9al, beaucoup voudraient un adh\u00e9sif qui offre \u00e0 la fois une tr\u00e8s grande flexibilit\u00e9 et des propri\u00e9t\u00e9s de r\u00e9sistance exceptionnelles. Malheureusement, en particulier avec un adh\u00e9sif cyanoacrylate, ce n&#8217;est pas vraiment possible. Les gains en termes de r\u00e9sistance se font souvent au d\u00e9triment de la flexibilit\u00e9 de l&#8217;adh\u00e9sif, et vice versa. Les adh\u00e9sifs plus souples (en raison de leur allongement \u00e0 la rupture plus \u00e9lev\u00e9) pr\u00e9sentent moins de r\u00e9ticulations dans leur structure et un module de traction plus faible, ce qui leur permet de se plier et de s&#8217;\u00e9tirer sous l&#8217;effet de la contrainte. En revanche, ces caract\u00e9ristiques les rendent moins aptes \u00e0 r\u00e9sister \u00e0 des forces de cisaillement plus importantes.<\/p>\n<p>&nbsp;<\/p>\n<p>Et si vous n&#8217;aviez pas \u00e0 faire de compromis ? Permabond 751 atteint l&#8217;\u00e9quilibre id\u00e9al entre flexibilit\u00e9 et r\u00e9sistance. Avec un allongement \u00e0 la rupture de 150 % et une r\u00e9sistance au cisaillement sup\u00e9rieure \u00e0 10 N\/mm2 (1500 psi) sur les m\u00e9taux, vous disposez d&#8217;un produit \u00e0 la fois solide et suffisamment souple pour r\u00e9sister aux chocs, aux mouvements et aux vibrations.<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>Avantages de l&#8217;utilisation d&#8217;un adh\u00e9sif flexible <\/strong><\/h2>\n<p>&nbsp;<\/p>\n<p>Les adh\u00e9sifs flexibles et \u00e9lastiques (gr\u00e2ce \u00e0 leur \u00e9longation \u00e9lev\u00e9e \u00e0 la rupture) pr\u00e9sentent plusieurs avantages par rapport aux produits moins flexibles. Leur principal avantage r\u00e9side dans leur durabilit\u00e9 &#8211; c&#8217;est-\u00e0-dire leur r\u00e9sistance &#8211; \u00e0 plusieurs facteurs importants. Le Permabond 751, par exemple, pr\u00e9sente une tr\u00e8s bonne r\u00e9sistance aux chocs et aux vibrations, ce qui est crucial pour de nombreuses applications, notamment dans l&#8217;industrie automobile.<\/p>\n<p>&nbsp;<\/p>\n<p>751 offre \u00e9galement une r\u00e9sistance aux chocs thermiques et aux cycles thermiques, lorsqu&#8217;un produit est soumis \u00e0 des cycles chauds et froids. Cette capacit\u00e9 le rend particuli\u00e8rement adapt\u00e9 au collage de substrats dissemblables, par exemple des m\u00e9taux sur des plastiques. Comme ces mat\u00e9riaux ont des coefficients de dilatation thermique tr\u00e8s diff\u00e9rents, ils se dilatent et se contractent \u00e0 des rythmes tr\u00e8s diff\u00e9rents sous l&#8217;effet de la chaleur et du froid. Un adh\u00e9sif souple s&#8217;adapte beaucoup plus facilement \u00e0 ces diff\u00e9rents changements d&#8217;\u00e9tat qu&#8217;un produit plus rigide, ce qui garantit un collage plus solide et durable.<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>R\u00e9ussit les tests de cytotoxicit\u00e9 et convient parfaitement aux plastiques des appareils m\u00e9dicaux.<\/strong><\/h2>\n<p>&nbsp;<\/p>\n<p>Un autre avantage du Permabond 751 est sa biocompatibilit\u00e9. L&#8217;adh\u00e9sif ayant pass\u00e9 avec succ\u00e8s les tests de <a href=\"https:\/\/www.iso.org\/obp\/ui\/#iso:std:iso:10993:-5:ed-3:v1:en\">cytotoxicit\u00e9 ISO 10993-5<\/a>, il convient parfaitement au collage de dispositifs m\u00e9dicaux. De plus, l&#8217;adh\u00e9sif fonctionne bien sur un certain nombre de plastiques utilis\u00e9s dans le domaine m\u00e9dical, tels que le polycarbonate, le PVC et l&#8217;ABS. Si vous avez une application de collage d&#8217;appareils m\u00e9dicaux n\u00e9cessitant une bonne r\u00e9sistance et une bonne flexibilit\u00e9, ne cherchez pas plus loin que le Permabond 751.<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>Polym\u00e9risation insensible \u00e0 la surface<\/strong><\/h2>\n<p>&nbsp;<\/p>\n<p>L&#8217;une des principales caract\u00e9ristiques de Permabond 751 est son durcissement insensible \u00e0 la surface. De nombreux adh\u00e9sifs cyanoacrylates ont du mal \u00e0 durcir sur certaines surfaces. Par exemple, les surfaces acides ou \u00e0 faible taux d&#8217;humidit\u00e9 repr\u00e9sentent souvent un d\u00e9fi pour ces produits, d&#8217;autant plus que les cyanoacrylates d\u00e9pendent de l&#8217;humidit\u00e9 pour durcir compl\u00e8tement.<\/p>\n<p>&nbsp;<\/p>\n<p>751 est insensible \u00e0 la surface, ce qui signifie qu&#8217;il durcit parfaitement sur une grande vari\u00e9t\u00e9 de surfaces, m\u00eame celles \u00e0 faible taux d&#8217;humidit\u00e9 ou acides. Cela signifie que des substrats tels que le bois, le cuir et certains plastiques comme le polypropyl\u00e8ne peuvent \u00eatre coll\u00e9s avec cet adh\u00e9sif.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Remarque<\/strong>: lors du collage de substrats minces ou de caoutchoucs avec des cyanoacrylates, un craquement peut parfois se faire entendre si les substrats sont pli\u00e9s apr\u00e8s le durcissement. Ce craquement ne signifie pas que le collage est d\u00e9faillant et n&#8217;affecte pas n\u00e9gativement la durabilit\u00e9 du collage dans le temps.<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>Caract\u00e9ristiques principales du Permabond 751<\/strong><\/h2>\n<p>Nous r\u00e9sumons ci-dessous les principales caract\u00e9ristiques de cet adh\u00e9sif cyanoacrylate flexible.<\/p>\n<ul>\n<li>Tr\u00e8s flexible avec une bonne r\u00e9sistance<\/li>\n<li>Adh\u00e8re aux plastiques difficiles comme le PP (avec POP Primer) et le PC<\/li>\n<li>En une seule partie (aucun m\u00e9lange n&#8217;est n\u00e9cessaire)<\/li>\n<li>Sans solvant &#8211; r\u00e9duit les risques sur le lieu de travail<\/li>\n<li>Aucun \u00e9quipement de durcissement n&#8217;est n\u00e9cessaire (pas de chaleur ni d&#8217;UV)<\/li>\n<li>Bonne r\u00e9sistance \u00e0 l&#8217;environnement<\/li>\n<li>Bonne r\u00e9sistance aux chocs, aux impacts et aux vibrations<\/li>\n<li>R\u00e9sistance aux chocs thermiques<\/li>\n<li>Biocompatible &#8211; Test ISO 10993-5 (cytotoxicit\u00e9) r\u00e9ussi<\/li>\n<li>Convient aux mat\u00e9riaux dissemblables (g\u00e8re les diff\u00e9rences de CTE)<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>Si vous souhaitez en savoir plus sur cet adh\u00e9sif ou discuter de l&#8217;\u00e9chantillonnage, n&#8217;h\u00e9sitez pas \u00e0 <a href=\"https:\/\/permabond.com\/fr\/demande-dassistance-technique\/\">nous contacter.<\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>D\u00e9couvrez notre nouvel adh\u00e9sif cyanoacrylate qui allie flexibilit\u00e9 et r\u00e9sistance.  <\/p>\n","protected":false},"author":609,"featured_media":44486,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[887,888],"tags":[825],"class_list":["post-44485","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-adhesifs-cyanoacrylates","category-adhesifs-pour-dispositifs-medicaux","tag-homepage-blog-fr"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.4 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Permabond 751 - Cyanoacrylate avanc\u00e9 et flexible - Permabond<\/title>\n<meta name=\"description\" content=\"Permabond 751 est un cyanoacrylate flexible offrant un \u00e9quilibre id\u00e9al entre r\u00e9sistance et flexibilit\u00e9. 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He has a passion for language and words as well as a keen interest in SEO. Having worked as an English teacher for many years, he has a good eye for grammar and style, focusing on natural-sounding writing that convinces. He also speaks German and Russian and has self-published a novel on Amazon.","jobTitle":"Marketing Assistant & European Sales Support"}]}},"_links":{"self":[{"href":"https:\/\/permabond.com\/fr\/wp-json\/wp\/v2\/posts\/44485","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/permabond.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/permabond.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/permabond.com\/fr\/wp-json\/wp\/v2\/users\/609"}],"replies":[{"embeddable":true,"href":"https:\/\/permabond.com\/fr\/wp-json\/wp\/v2\/comments?post=44485"}],"version-history":[{"count":2,"href":"https:\/\/permabond.com\/fr\/wp-json\/wp\/v2\/posts\/44485\/revisions"}],"predecessor-version":[{"id":44488,"href":"https:\/\/permabond.com\/fr\/wp-json\/wp\/v2\/posts\/44485\/revisions\/44488"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/permabond.com\/fr\/wp-json\/wp\/v2\/media\/44486"}],"wp:attachment":[{"href":"https:\/\/permabond.com\/fr\/wp-json\/wp\/v2\/media?parent=44485"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/permabond.com\/fr\/wp-json\/wp\/v2\/categories?post=44485"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/permabond.com\/fr\/wp-json\/wp\/v2\/tags?post=44485"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}