{"id":2784,"date":"2023-09-26T20:17:00","date_gmt":"2023-09-26T20:17:00","guid":{"rendered":"http:\/\/steuber22.kroeger-grafikdesign.de\/?p=2784"},"modified":"2026-04-28T05:05:24","modified_gmt":"2026-04-28T05:05:24","slug":"voorkom-loslaten-van-ruglijm","status":"publish","type":"post","link":"https:\/\/steuber.net\/nl\/anwenderforum\/abloesungen-von-pur-rueckenleim-vermeiden\/","title":{"rendered":"Vermijden van loslaten van PUR ruglijm"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"2784\" class=\"elementor elementor-2784\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1214c13 e-con-full e-flex e-con e-parent\" data-id=\"1214c13\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-2b02798a e-con-full e-flex e-con e-child\" data-id=\"2b02798a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-35ea019e e-con-full e-flex e-con e-child\" data-id=\"35ea019e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-14623510 elementor-widget elementor-widget-heading\" data-id=\"14623510\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Probleem: Loslating van de omslag van de PUR-ruglijm in de brocheproduksi<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6856eb86 e-con-full e-flex e-con e-child\" data-id=\"6856eb86\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-63f63eb2 elementor-hidden-mobile elementor-widget elementor-widget-text-editor\" data-id=\"63f63eb2\" data-element_type=\"widget\" data-e-type=\"widget\" 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 style=\"text-align: right;\"><strong>Leestijd:<\/strong><br \/>5 min.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-66ea47da e-con-full e-flex e-con e-child\" data-id=\"66ea47da\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-62633970 e-con-full e-flex e-con e-child\" data-id=\"62633970\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a27e924 elementor-widget elementor-widget-text-editor\" data-id=\"a27e924\" data-element_type=\"widget\" data-e-type=\"widget\" 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>We geven tips voor de lijmverbinding in combinatie met PUR-smeltlijmen en dispersielakken.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5ee0db2e e-con-full e-flex e-con e-child\" data-id=\"5ee0db2e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-209ea68d elementor-widget elementor-widget-image\" data-id=\"209ea68d\" data-element_type=\"widget\" data-e-type=\"widget\" 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=\"400\" src=\"https:\/\/steuber.net\/wp-content\/uploads\/2022\/09\/steuber-pur-kleber-abloesung-1024x512.webp\" class=\"attachment-large size-large wp-image-2865\" alt=\"\" srcset=\"https:\/\/steuber.net\/wp-content\/uploads\/2022\/09\/steuber-pur-kleber-abloesung-1024x512.webp 1024w, https:\/\/steuber.net\/wp-content\/uploads\/2022\/09\/steuber-pur-kleber-abloesung-300x150.webp 300w, https:\/\/steuber.net\/wp-content\/uploads\/2022\/09\/steuber-pur-kleber-abloesung-768x384.webp 768w, https:\/\/steuber.net\/wp-content\/uploads\/2022\/09\/steuber-pur-kleber-abloesung.webp 1500w\" 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>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-42e2b012 e-con-full e-flex e-con e-parent\" data-id=\"42e2b012\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-2d3d890e e-con-full e-flex e-con e-child\" data-id=\"2d3d890e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-614ea853 elementor-widget elementor-widget-heading\" data-id=\"614ea853\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">PUR-smeltlijmen hebben een fundamenteel probleem met dispersie-blanke lakken.<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-14f38af1 e-con-full e-flex e-con e-child\" data-id=\"14f38af1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7abe8e29 elementor-widget elementor-widget-text-editor\" data-id=\"7abe8e29\" data-element_type=\"widget\" data-e-type=\"widget\" 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<section data-id=\"6767ec3a\" data-element_type=\"section\"><div data-id=\"798360b5\" data-element_type=\"column\"><div data-id=\"79f55861\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\"><p>Deze kleefstoffen bevinden zich na aanbrengen en afkoelen in de zogenaamde \u201ewasfase\u201c. In deze wasfase is de hechting aan dispersielakken slechts zwak.<\/p><p>Tijdens het typische proces van een industri\u00eble boekbinderij kunnen schokken door kleine valhoogtes op de transportbanden of de stapeldruk in de driezijdensnijmachine, bij het lossen uit de klemwagens, ertoe leiden dat de omslag loskomt van de PUR-ruglijm.<\/p><p>De lijm zet op de gebruikelijke manier na en de zijhouder is PUR-typisch hoog, maar het resultaat is een soort \u201eongewild vrijrugging boekband\u201c.<\/p><p>Bij voldoende voorzichtige behandeling van de vers gebonden exemplaren hoeft deze loslating niet per se op te treden. Als de PUR eenmaal is uitgereageerd bij bestaand contact, kan de omslag niet meer worden losgemaakt zonder materiaal te scheuren.<\/p><p>De bindproductie met doorlakken van omslagen kan dus werken, maar brengt altijd het risico van loslaten met zich mee.\u00a0<\/p><p>Aanbeveling: Uitsparingen bij dispersionslakken op omslagen aan de lijmvlakken moeten over het algemeen altijd uniform worden uitgespaard, ook bij niet-reactieve smeltlijmen.<\/p><p>Dit geldt voor PUR-smeltlijmen in het algemeen.<\/p><p>Interessant is dat de \u201eniet-reactieve smeltlijmen\u201c deze loslatingen niet vertonen. Voor een productie \u201emet niet-reactieve smeltlijmen\u201c hoeft de rug bij de genummerde omslagen niet te worden vrijgelaten.<\/p><\/div><\/div><\/section>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c251446 e-con-full e-flex elementor-invisible e-con e-parent\" data-id=\"c251446\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;animation&quot;:&quot;fadeInUp&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-367b0d6a e-con-full e-flex e-con e-child\" data-id=\"367b0d6a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1dd0fbb4 elementor-widget elementor-widget-heading\" data-id=\"1dd0fbb4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Neem contact met ons op, ons serviceteam voor de drukkerij beantwoordt al uw vragen over PUR-lijmen.<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1535615a elementor-widget elementor-widget-button\" data-id=\"1535615a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/steuber.net\/nl\/contactpersoon-voor-zorgdiensten\/#drucksaal\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Naar de contactpersonen<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7626f796 e-con-full e-flex e-con e-child\" data-id=\"7626f796\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-290e57ce elementor-widget elementor-widget-heading\" data-id=\"290e57ce\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Dit artikel kan je ook interesseren<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3a3517b1 elementor-grid-1 elementor-grid-tablet-1 elementor-grid-mobile-1 elementor-posts--thumbnail-top elementor-widget 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\u00bb\t\t<\/a>\n\n\t\t\t\t<\/div>\n\t\t\t\t<\/article>\n\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>PUR-smeltlijmen hebben een fundamenteel probleem met dispersielakken. Wij vertellen u hoe u loslatingen van PUR-ruglijm kunt voorkomen.<\/p>","protected":false},"author":1,"featured_media":2865,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[],"class_list":["post-2784","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-anwenderforum"],"_links":{"self":[{"href":"https:\/\/steuber.net\/nl\/wp-json\/wp\/v2\/posts\/2784","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/steuber.net\/nl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/steuber.net\/nl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/steuber.net\/nl\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/steuber.net\/nl\/wp-json\/wp\/v2\/comments?post=2784"}],"version-history":[{"count":4,"href":"https:\/\/steuber.net\/nl\/wp-json\/wp\/v2\/posts\/2784\/revisions"}],"predecessor-version":[{"id":11835,"href":"https:\/\/steuber.net\/nl\/wp-json\/wp\/v2\/posts\/2784\/revisions\/11835"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/steuber.net\/nl\/wp-json\/wp\/v2\/media\/2865"}],"wp:attachment":[{"href":"https:\/\/steuber.net\/nl\/wp-json\/wp\/v2\/media?parent=2784"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/steuber.net\/nl\/wp-json\/wp\/v2\/categories?post=2784"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/steuber.net\/nl\/wp-json\/wp\/v2\/tags?post=2784"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}