{"id":9296,"date":"2026-02-02T11:23:36","date_gmt":"2026-02-02T03:23:36","guid":{"rendered":"https:\/\/www.packqc.com\/applications\/loop-tack-test-method\/"},"modified":"2026-03-11T15:40:25","modified_gmt":"2026-03-11T07:40:25","slug":"loop-tack-test-method","status":"publish","type":"applications","link":"https:\/\/www.packqc.com\/cs\/applications\/loop-tack-test-method\/","title":{"rendered":"Metoda zkou\u0161ky p\u0159ilnavosti smy\u010dky"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Zku\u0161ebn\u00ed metoda p\u0159ilnavosti smy\u010dky pro hodnocen\u00ed vlastnost\u00ed lepidla<\/h2>\n\n\n\n<p>Lepidla citliv\u00e1 na tlak (PSA) hraj\u00ed z\u00e1sadn\u00ed roli v p\u00e1sk\u00e1ch, etiket\u00e1ch, l\u00e9ka\u0159sk\u00fdch obvazech a pr\u016fmyslov\u00fdch lepic\u00edch syst\u00e9mech. K hodnocen\u00ed t\u011bchto materi\u00e1l\u016f se pou\u017e\u00edv\u00e1 mnoho ukazatel\u016f v\u00fdkonnosti, <strong>tack<\/strong>-schopnost lepidla rychle vytvo\u0159it spoj p\u0159i mal\u00e9m tlaku - je obzvl\u00e1\u0161t\u011b d\u016fle\u017eit\u00e1.<\/p>\n\n\n\n<p>The <strong>metoda zkou\u0161ky p\u0159ilnavosti smy\u010dky<\/strong> je v\u0161eobecn\u011b uzn\u00e1v\u00e1na jako jedna z nejspolehliv\u011bj\u0161\u00edch technik m\u011b\u0159en\u00ed okam\u017eit\u00e9 p\u0159ilnavosti materi\u00e1l\u016f citliv\u00fdch na tlak. Kvantifikov\u00e1n\u00edm maxim\u00e1ln\u00ed s\u00edly pot\u0159ebn\u00e9 k odd\u011blen\u00ed lepic\u00ed smy\u010dky od standardizovan\u00e9ho povrchu poskytuje test jasn\u00e9 a opakovateln\u00e9 m\u011b\u0159en\u00ed lepic\u00ed p\u0159ilnavosti.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Testov\u00e1n\u00ed smy\u010dky: M\u011b\u0159en\u00ed okam\u017eit\u00e9 p\u0159ilnavosti<\/h2>\n\n\n\n<p><strong>Zkou\u0161ka p\u0159ilnavosti smy\u010dky<\/strong> hodnot\u00ed, jak rychle a pevn\u011b se lepidlo citliv\u00e9 na tlak spoj\u00ed s podkladem p\u0159i minim\u00e1ln\u00edm tlaku. Zkou\u0161ka zahrnuje vytvo\u0159en\u00ed smy\u010dky lepic\u00ed p\u00e1sky s lepic\u00ed plochou sm\u011b\u0159uj\u00edc\u00ed ven a jej\u00ed kontrolovan\u00fd kontakt s povrchem z nerezov\u00e9 oceli.<\/p>\n\n\n\n<p>Kdy\u017e se smy\u010dka dot\u00fdk\u00e1 substr\u00e1tu, pouze <strong>hmotnost samotn\u00e9ho vzorku<\/strong> zaji\u0161\u0165uje spojovac\u00ed tlak. Zku\u0161ebn\u00ed p\u0159\u00edstroj pak odd\u011bl\u00ed smy\u010dku od podkladu a z\u00e1rove\u0148 zaznamen\u00e1 hodnotu. <strong>maxim\u00e1ln\u00ed s\u00edla pot\u0159ebn\u00e1 k odpojen\u00ed<\/strong>.<\/p>\n\n\n\n<p>Kl\u00ed\u010dov\u00e9 charakteristiky m\u011b\u0159en\u00e9 p\u0159i testov\u00e1n\u00ed p\u0159ilnavosti smy\u010dky zahrnuj\u00ed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Po\u010d\u00e1te\u010dn\u00ed pevnost p\u0159ilnavosti<\/strong><\/li>\n\n\n\n<li><strong>Rychlost lepen\u00ed<\/strong><\/li>\n\n\n\n<li><strong>Konzistence slo\u017een\u00ed lepidla<\/strong><\/li>\n\n\n\n<li><strong>Chov\u00e1n\u00ed p\u0159i poru\u0161e<\/strong> (adheze, koheze nebo p\u0159enos)<\/li>\n<\/ul>\n\n\n\n<p>Vzhledem k tomu, \u017ee kontaktn\u00ed tlak z\u016fst\u00e1v\u00e1 minim\u00e1ln\u00ed a kontrolovan\u00fd, poskytuje zkou\u0161ka lepivosti smy\u010dkou spolehliv\u00fd ukazatel toho, jak lepidlo funguje p\u0159i re\u00e1ln\u00e9 aplikaci.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Hodnocen\u00ed p\u0159ilnavosti p\u00e1sky citliv\u00e9 na tlak (Loop Tack)<\/h2>\n\n\n\n<p>The <strong>p\u00e1ska citliv\u00e1 na tlak smy\u010dkov\u00e1 lepic\u00ed p\u00e1ska<\/strong> Test je d\u016fle\u017eit\u00fd zejm\u00e9na pro odv\u011btv\u00ed, kde je vy\u017eadov\u00e1na rychl\u00e1 adheze. Mezi n\u011b pat\u0159\u00ed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Balic\u00ed p\u00e1sky<\/li>\n\n\n\n<li>Tlakov\u011b citliv\u00e9 \u0161t\u00edtky<\/li>\n\n\n\n<li>Zdravotnick\u00e9 lepic\u00ed p\u00e1sky<\/li>\n\n\n\n<li>Ochrann\u00e9 f\u00f3lie<\/li>\n\n\n\n<li>Pr\u016fmyslov\u00e9 lepic\u00ed materi\u00e1ly<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe title=\"Zkou\u0161ka lepivosti smy\u010dky podle ASTM D6195, PSTC-16, FINAT \u010d. 9.\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/L1HbDnq-LxQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Smy\u010dkov\u00fd standard - PSTC-16 &amp; ASTM D6195 &amp; FINAT FTM 9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/www.packqc.com\/cs\/standard\/pstc-16\/\" target=\"_blank\" rel=\"noreferrer noopener\">PSTC-16<\/a> Smy\u010dka Tack Standard<\/h3>\n\n\n\n<p><strong>PSTC-16<\/strong> je zku\u0161ebn\u00ed metoda vyvinut\u00e1 Radou pro p\u00e1sky citliv\u00e9 na tlak, kter\u00e1 hodnot\u00ed <strong>lepivost lepidel citliv\u00fdch na tlak<\/strong>. Metoda m\u011b\u0159\u00ed, jak rychle lepidlo vytvo\u0159\u00ed vazbu bezprost\u0159edn\u011b po kr\u00e1tk\u00e9m kontaktu s jin\u00fdm povrchem.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Z\u00e1kladn\u00ed princip testov\u00e1n\u00ed<\/h4>\n\n\n\n<p>P\u0159i zkou\u0161ce se lepic\u00ed p\u00e1sek slo\u017e\u00ed do tvaru <strong>smy\u010dka ve tvaru slzy s lepidlem sm\u011b\u0159uj\u00edc\u00edm ven.<\/strong>. Smy\u010dka se lehce dot\u00fdk\u00e1 <strong>1 \u010dtvere\u010dn\u00ed palec povrchu z nerezov\u00e9 oceli<\/strong>, kde jedin\u00fd tlak vych\u00e1z\u00ed z <strong>hmotnost samotn\u00e9ho vzorku lepidla<\/strong>.<br>Zku\u0161ebn\u00ed p\u0159\u00edstroj pak odd\u011bl\u00ed smy\u010dku od povrchu a zaznamen\u00e1 jej\u00ed hodnotu. <strong>maxim\u00e1ln\u00ed s\u00edla pot\u0159ebn\u00e1 k p\u0159eru\u0161en\u00ed vazby<\/strong>, kter\u00e1 p\u0159edstavuje hodnotu p\u0159ichycen\u00ed smy\u010dky.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Kl\u00ed\u010dov\u00e9 konfigurace test\u016f<\/h4>\n\n\n\n<p>PSTC-16 specifikuje dva p\u0159\u00edstupy k m\u011b\u0159en\u00ed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Metoda A:<\/strong> pomoc\u00ed tahov\u00e9 zkou\u0161ky s <strong>Vzorkovac\u00ed p\u00e1s 175 mm<\/strong><\/li>\n\n\n\n<li><strong>Metoda B:<\/strong> pomoc\u00ed <strong>vyhrazen\u00fd tester smy\u010dek<\/strong> s <strong>Vzorkovac\u00ed p\u00e1sek 125 mm<\/strong><\/li>\n<\/ul>\n\n\n\n<p>Tento standard je \u0161iroce pou\u017e\u00edv\u00e1n pro <strong>kontrola kvality a porovn\u00e1n\u00ed lepic\u00edch vlastnost\u00ed<\/strong> p\u0159i v\u00fdrob\u011b p\u00e1sek a etiket.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/www.packqc.com\/cs\/standard\/astm-d6195\/\" target=\"_blank\" rel=\"noreferrer noopener\">ASTM D6195<\/a> Metoda zkou\u0161ky p\u0159ilnavosti smy\u010dky<\/h3>\n\n\n\n<p><strong><a href=\"https:\/\/www.packqc.com\/cs\/standard\/astm-d6195\/\">ASTM D6195<\/a><\/strong> poskytuje standardizovan\u00e9 postupy pro m\u011b\u0159en\u00ed <strong>lepivost smy\u010dky u lepic\u00edch produkt\u016f citliv\u00fdch na tlak<\/strong>, v\u010detn\u011b p\u00e1sek, \u0161t\u00edtk\u016f a lamin\u00e1t\u016f. Metoda kvantifikuje <strong>okam\u017eit\u00e1 adhezn\u00ed s\u00edla<\/strong> vytvo\u0159en\u00e9 p\u0159i kr\u00e1tk\u00e9m kontaktu lepidla se zku\u0161ebn\u00edm povrchem.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Koncepce testov\u00e1n\u00ed<\/h4>\n\n\n\n<p>Vzorkovac\u00ed p\u00e1sek s lepic\u00ed podlo\u017ekou je vytvarov\u00e1n do tvaru <strong>smy\u010dka a kontrolovan\u00fd kontakt s panelem z nerezov\u00e9 oceli o rozm\u011brech 25 mm \u00d7 25 mm.<\/strong>.<br>Jakmile dojde ke kontaktu, testovac\u00ed stroj okam\u017eit\u011b odt\u00e1hne smy\u010dku od panelu a zaznamen\u00e1 hodnotu. <strong>\u0161pi\u010dkov\u00e1 s\u00edla pot\u0159ebn\u00e1 k odd\u011blen\u00ed<\/strong>.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Mo\u017enosti vybaven\u00ed<\/h4>\n\n\n\n<p>Norma ASTM D6195 umo\u017e\u0148uje dv\u011b konfigurace zkou\u0161ek:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Metoda tahov\u00e9 zkou\u0161ky<\/strong> pomoc\u00ed univerz\u00e1ln\u00edho zku\u0161ebn\u00edho stroje a smy\u010dkov\u00e9ho p\u0159\u00edpravku<\/li>\n\n\n\n<li><strong>Metoda smy\u010dkov\u00e9ho testeru<\/strong> pomoc\u00ed speci\u00e1ln\u00edho p\u0159\u00edstroje ur\u010den\u00e9ho speci\u00e1ln\u011b pro m\u011b\u0159en\u00ed p\u0159ilnavosti<\/li>\n<\/ul>\n\n\n\n<p>Norma stanov\u00ed <strong>spolehliv\u00e9 kvantitativn\u00ed m\u011b\u0159en\u00ed p\u0159ilnavosti lepidla<\/strong>, tak\u017ee je vhodn\u00fd pro v\u00fdzkum, v\u00fdvoj v\u00fdrobk\u016f a b\u011b\u017enou kontrolu kvality.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/www.packqc.com\/cs\/standard\/finat-ftm-9\/\" target=\"_blank\" rel=\"noreferrer noopener\">FINAT FTM 9<\/a><\/h3>\n\n\n\n<p><strong>FINAT FTM 9<\/strong> je sou\u010d\u00e1st\u00ed technick\u00e9 p\u0159\u00edru\u010dky FINAT, kter\u00e1 je \u0161iroce pou\u017e\u00edv\u00e1na v r\u00e1mci <strong>pr\u016fmysl samolepic\u00edch \u0161t\u00edtk\u016f<\/strong>. Metoda vyhodnocuje <strong>\u201cpo\u010d\u00e1te\u010dn\u00ed uchopen\u00ed\u201d nebo aplikace<\/strong> tlakov\u011b citliv\u00fdch lamin\u00e1t\u016f, co\u017e je rozhoduj\u00edc\u00ed pro procesy, jako je nap\u0159. <strong>automatick\u00e9 ozna\u010dov\u00e1n\u00ed<\/strong>.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Princip m\u011b\u0159en\u00ed<\/h4>\n\n\n\n<p>Lepic\u00ed p\u00e1sek je zformov\u00e1n do <strong>smy\u010dka s lepic\u00ed plochou sm\u011b\u0159uj\u00edc\u00ed ven.<\/strong> a namontov\u00e1ny na tahovou zkou\u0161ku. Smy\u010dka se dot\u00fdk\u00e1 <strong>sklen\u011bn\u00e1 zku\u0161ebn\u00ed deska (p\u0159ibli\u017en\u011b 25 mm \u00d7 25 mm).<\/strong> a n\u00e1sledn\u011b se odd\u011bl\u00ed na <strong>\u0159\u00edzen\u00e1 rychlost 300 mm\/min<\/strong>.<\/p>\n\n\n\n<p>The <strong>s\u00edla pot\u0159ebn\u00e1 k odd\u011blen\u00ed smy\u010dky od povrchu.<\/strong> p\u0159edstavuje hodnotu smy\u010dky tack.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Podm\u00ednky a v\u00fdsledky test\u016f<\/h4>\n\n\n\n<p>Typick\u00e9 zku\u0161ebn\u00ed podm\u00ednky jsou <strong>23 \u00b0C \u00b12 \u00b0C a 50 % RH \u00b15 %<\/strong>. Nejm\u00e9n\u011b <strong>p\u011bt exempl\u00e1\u0159\u016f<\/strong> a pr\u016fm\u011brn\u00e1 s\u00edla v <strong>Newtons<\/strong> je hl\u00e1\u0161eno.<br>Dal\u0161\u00ed pozorov\u00e1n\u00ed, jako nap\u0159. <strong>adhezivn\u00ed p\u0159enos (AT)<\/strong> nebo <strong>trh\u00e1n\u00ed pap\u00edru (PT)<\/strong> lze tak\u00e9 zaznamenat popis zp\u016fsobu poruchy.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Norma<\/th><th>D\u00e9lka smy\u010dky<\/th><th>Plocha povrchu<\/th><th>Kl\u00ed\u010dov\u00e9 pozn\u00e1mky<\/th><\/tr><\/thead><tbody><tr><td><strong data-start=\"2088\" data-end=\"2099\">PSTC-16<\/strong><\/td><td>125 mm nebo 175 mm<\/td><td>24 mm \u00d7 24 mm<\/td><td>Dv\u011b zku\u0161ebn\u00ed metody (tahov\u00e1 zkou\u0161ka nebo zkou\u0161ka p\u0159ilnavosti smy\u010dky)<\/td><\/tr><tr><td><strong data-start=\"2195\" data-end=\"2209\">ASTM D6195<\/strong><\/td><td>125 mm (metoda B) nebo 175 mm (metoda A)<\/td><td>25 mm \u00d7 25 mm<\/td><td>\u0160iroce pou\u017e\u00edvan\u00fd v americk\u00fdch zku\u0161ebn\u00e1ch<\/td><\/tr><tr><td><strong data-start=\"2306\" data-end=\"2321\">FINAT FTM 9<\/strong><\/td><td>175 mm<\/td><td>25 mm \u00d7 25 mm (sklo)<\/td><td>Preferovan\u00e9 v Evrop\u011b pro lepidla na etikety<\/td><\/tr><\/tbody><\/table><\/figure>","protected":false},"excerpt":{"rendered":"<p>Zku\u0161ebn\u00ed metoda p\u0159ilnavosti smy\u010dky pro hodnocen\u00ed vlastnost\u00ed lepidla Lepidla citliv\u00e1 na tlak (PSA) hraj\u00ed kl\u00ed\u010dovou roli v p\u00e1sk\u00e1ch, etiket\u00e1ch, l\u00e9ka\u0159sk\u00fdch obvazech a pr\u016fmyslov\u00fdch lepic\u00edch syst\u00e9mech. Mezi mnoha ukazateli v\u00fdkonnosti, kter\u00e9 se pou\u017e\u00edvaj\u00ed k hodnocen\u00ed t\u011bchto materi\u00e1l\u016f, je obzvl\u00e1\u0161t\u011b d\u016fle\u017eit\u00e1 p\u0159ilnavost - schopnost lepidla rychle vytvo\u0159it spoj p\u0159i lehk\u00e9m tlaku. Metoda zkou\u0161ky lepivosti pomoc\u00ed smy\u010dky je [...]<\/p>","protected":false},"featured_media":9890,"parent":0,"template":"","meta":{"_acf_changed":true,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","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":"","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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}}},"class_list":["post-9296","applications","type-applications","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/applications\/9296","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/applications"}],"about":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/types\/applications"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/media\/9890"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/media?parent=9296"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}