{"id":14082,"date":"2026-08-12T07:02:18","date_gmt":"2026-08-12T07:02:18","guid":{"rendered":"https:\/\/www.fabrixa.com\/?p=14082"},"modified":"2026-09-30T16:49:31","modified_gmt":"2026-09-30T16:49:31","slug":"wash-fast-printing-why-reactive-prints-last","status":"publish","type":"post","link":"https:\/\/www.fabrixa.com\/cs\/wash-fast-printing-why-reactive-prints-last\/","title":{"rendered":"Pro\u010d se reaktivn\u00ed potisky nel\u00e1mou ani nevyblednou: Vysv\u011btlen\u00ed technologie \u201eWash-Fast\u201c"},"content":{"rendered":"<p>Reaktivn\u00ed potisky nepraskaj\u00ed ani neblednou, proto\u017ee na povrchu nen\u00ed nic, co by mohlo prasknout nebo vyblednout. Reaktivn\u00ed barvivo vytv\u00e1\u0159\u00ed kovalentn\u00ed vazbu s celul\u00f3zou v bavln\u011bn\u00e9m vl\u00e1kn\u011b a je trvale zafixov\u00e1no p\u016fsoben\u00edm tepla a p\u00e1ry, tak\u017ee se barva st\u00e1v\u00e1 sou\u010d\u00e1st\u00ed vl\u00e1kna, nikoli vrstvou, kter\u00e1 na n\u011bm pouze le\u017e\u00ed. Pr\u00e1v\u011b tento jedin\u00fd struktur\u00e1ln\u00ed rozd\u00edl je z\u00e1kladem potisku odoln\u00e9ho proti pran\u00ed: barva obvykle vydr\u017e\u00ed <strong>V\u00edce ne\u017e 600 prac\u00edch cykl\u016f<\/strong> \u2014 v praxi tedy dokud se samotn\u00e1 bavlna neopot\u0159ebuje.<\/p>\n<p>Ka\u017ed\u00e1 tiskov\u00e1 metoda, u n\u00ed\u017e dojde k selh\u00e1n\u00ed p\u0159i pran\u00ed, sel\u017ee stejn\u00fdm zp\u016fsobem. Vazebn\u00e1 l\u00e1tka, f\u00f3lie nebo povlak se odlep\u00ed <em>na<\/em> Tkanina se oh\u00fdb\u00e1 a od\u00edr\u00e1 tis\u00edckr\u00e1t, a\u017e se vrstva nakonec rozpadne. Odstran\u00edte-li tuto vrstvu, odstran\u00edte t\u00edm i p\u0159\u00ed\u010dinu poruchy.<\/p>\n<h2>Co vlastn\u011b m\u011b\u0159\u00ed pojem \u201codolnost proti pran\u00ed\u201d<\/h2>\n<p><strong>St\u00e1lost p\u0159i pran\u00ed<\/strong> jedn\u00e1 se o odolnost textilie proti zm\u011bn\u011b barvy a p\u0159enosu barvy p\u0159i opakovan\u00e9m pran\u00ed. V praxi m\u016f\u017ee doj\u00edt ke zhor\u0161en\u00ed kvality potisku \u010dty\u0159mi odli\u0161n\u00fdmi zp\u016fsoby, kter\u00e9 je vhodn\u00e9 rozli\u0161ovat, proto\u017ee z\u00e1kazn\u00edci je v\u0161echny popisuj\u00ed jako \u201cvybledlo\u201d:<\/p>\n<ul>\n<li><strong>Prask\u00e1n\u00ed<\/strong> \u2014 poti\u0161t\u011bn\u00e1 vrstva se roztrhne, obvykle nejprve v m\u00edstech ohybu: v loktech, v ramenn\u00edch \u0161vech, v z\u00e1hybu pol\u0161t\u00e1\u0159e.<\/li>\n<li><strong>Blednut\u00ed<\/strong> \u2014 barva ztr\u00e1c\u00ed hloubku a s ka\u017ed\u00fdm pran\u00edm se st\u00e1v\u00e1 sv\u011btlej\u0161\u00ed nebo matn\u011bj\u0161\u00ed.<\/li>\n<li><strong>Krv\u00e1cen\u00ed<\/strong> \u2014 barvivo se uvol\u0148uje do prac\u00ed vody a zanech\u00e1v\u00e1 skvrny na ostatn\u00edm pr\u00e1dle.<\/li>\n<li><strong>Ztu\u017een\u00ed<\/strong> \u2014 poti\u0161t\u011bn\u00e1 \u010d\u00e1st je tvrd\u0161\u00ed nebo na dotek p\u016fsob\u00ed plastov\u011bji ne\u017e nepotisknut\u00e1 \u010d\u00e1st l\u00e1tky.<\/li>\n<\/ul>\n<p>Reaktivn\u00ed tisk \u0159e\u0161\u00ed prvn\u00ed, t\u0159et\u00ed a \u010dtvrt\u00fd bod na chemick\u00e9 \u00farovni, nikoli v r\u00e1mci pokyn\u016f pro p\u00e9\u010di o od\u011bv. Nen\u00ed zde \u017e\u00e1dn\u00fd film, kter\u00fd by se musel rozd\u011blit, ani pojivo, kter\u00e9 by muselo ztvrdnout, a nefixovan\u00e9 barvivo se vymyje b\u011bhem dokon\u010dovac\u00edho procesu je\u0161t\u011b p\u0159edt\u00edm, ne\u017e je od\u011bv v\u016fbec u\u0161it. Potisknut\u00e1 oblast se na dotek chov\u00e1 p\u0159esn\u011b jako nepotisknut\u00e1 bavlna \u2013 nen\u00ed na dotek drsn\u00e1, nen\u00ed ztuhl\u00e1 a nevytv\u00e1\u0159\u00ed leskl\u00e9 skvrny.<\/p>\n<h2>Pro\u010d trvanlivost potisku p\u0159i pran\u00ed z\u00e1vis\u00ed na pou\u017eit\u00e9 metod\u011b, a nikoli na pokynech k \u00fadr\u017eb\u011b<\/h2>\n<p>Stejn\u00fd motiv na stejn\u00e9 bavln\u011b se chov\u00e1 zcela odli\u0161n\u011b v z\u00e1vislosti na tom, jak se barva na l\u00e1tku dostala. Zde je praktick\u00e9 srovn\u00e1n\u00ed:<\/p>\n<table>\n<thead>\n<tr>\n<th>Metoda<\/th>\n<th>Kde se barva usazuje<\/th>\n<th>Typick\u00e1 porucha po mnoha pran\u00edch<\/th>\n<th>Pocit po tisku<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Reaktivn\u00ed<\/strong> (bavlna, len)<\/td>\n<td>V\u00e1z\u00e1no uvnit\u0159 vl\u00e1kna \u2014 kovalentn\u00ed vazba, bez povrchov\u00e9 vrstvy<\/td>\n<td>\u017d\u00e1dn\u00e9 charakteristick\u00e9 znaky; barva vydr\u017e\u00ed v\u00edce ne\u017e 600 prac\u00edch cykl\u016f a obvykle vydr\u017e\u00ed d\u00e9le ne\u017e samotn\u00e1 tkanina<\/td>\n<td>Stejn\u00e9 jako nepotisknut\u00e1 bavlna<\/td>\n<\/tr>\n<tr>\n<td><strong>Pigment<\/strong><\/td>\n<td>Na povrchu, upevn\u011bn\u00e9 sponkou<\/td>\n<td>V m\u00edstech ohybu se objevuj\u00ed praskliny a vyblednut\u00ed v d\u016fsledku rozkladu pojiva<\/td>\n<td>Z\u0159eteln\u00e1 vrstva; m\u016f\u017ee ztvrdnout<\/td>\n<\/tr>\n<tr>\n<td><strong>DTF<\/strong> (p\u0159\u00edmo na film)<\/td>\n<td>P\u0159enosov\u00e1 f\u00f3lie nalepen\u00e1 na povrchu l\u00e1tky<\/td>\n<td>Povrchov\u00e1 vrstva, kter\u00e1 je v pr\u016fb\u011bhu \u010dasu vystavena od\u011bru a ohybu<\/td>\n<td>Z\u0159eteln\u00fd film na povrchu l\u00e1tky<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u017d\u00e1dn\u00e1 z t\u011bchto metod nen\u00ed \u0161patn\u00e1 \u2013 technologie DTF funguje na mnoha druz\u00edch l\u00e1tek, na kter\u00e9 reaktivn\u00ed barven\u00ed nesta\u010d\u00ed, a pigmentov\u00fd tisk lze pou\u017e\u00edt t\u00e9m\u011b\u0159 na cokoli. Av\u0161ak u v\u00fdrobk\u016f z bavlny a lnu, u nich\u017e zna\u010dka p\u0159edpokl\u00e1d\u00e1, \u017ee budou no\u0161eny, pr\u00e1ny a uchov\u00e1v\u00e1ny, \u0159e\u0161en\u00ed zalo\u017een\u00e9 na barven\u00ed p\u0159\u00edmo ve vl\u00e1knech zcela vylu\u010duje jak\u00e9koli pochybnosti o trvanlivosti. Na\u0161e <a href=\"\/cs\/reactive-printing-vs-dtf-vs-sublimation\/\">Srovn\u00e1n\u00ed reaktivn\u00edho tisku, DTF a sublima\u010dn\u00edho tisku<\/a> se zab\u00fdv\u00e1 t\u00edm, v jak\u00fdch p\u0159\u00edpadech je kter\u00e1 metoda skute\u010dn\u011b v\u00fdhodn\u011bj\u0161\u00ed, a <a href=\"\/cs\/reactive-vs-pigment-printing\/\">reaktivn\u00ed rozklad vs. rozklad pigmentu<\/a> se podrobn\u011bji zab\u00fdv\u00e1 pr\u00e1v\u011b probl\u00e9mem pojiva.<\/p>\n<h2>T\u0159i faktory, d\u00edky nim\u017e je reaktivn\u00ed tisk trval\u00fd<\/h2>\n<h3>1. Chemick\u00e1 vazba, nikoli adheze<\/h3>\n<p>Adhezi lze naru\u0161it mechanick\u00fdm nam\u00e1h\u00e1n\u00edm. Kovalentn\u00ed vazbu mezi barvivem a celul\u00f3zou nelze uvolnit oh\u00fdb\u00e1n\u00edm, proto\u017ee nespojuje dv\u011b odd\u011blen\u00e9 v\u011bci \u2013 barvivo je sou\u010d\u00e1st\u00ed vl\u00e1kna. To je tak\u00e9 d\u016fvod, pro\u010d barva pronik\u00e1 skrz l\u00e1tku, m\u00edsto aby z\u016fstala pouze na povrchu.<\/p>\n<h3>2. Fixace teplem a p\u00e1rou<\/h3>\n<p>Fixace je krok, p\u0159i kter\u00e9m se nanesen\u00e9 barvivo p\u0159em\u011bn\u00ed na barvivo v\u00e1zan\u00e9 na vl\u00e1kna. Je-li provedena spr\u00e1vn\u011b, pr\u00e1v\u011b to odli\u0161uje trvanliv\u00fd potisk od toho, kter\u00fd se vymyje. Cel\u00fd postup si m\u016f\u017eete p\u0159e\u010d\u00edst v <a href=\"\/cs\/how-reactive-printing-works\/\">jak funguje reaktivn\u00ed tisk<\/a>.<\/p>\n<h3>3. Vymyt\u00ed nezafixovan\u00e9ho barviva<\/h3>\n<p>Ve\u0161ker\u00e9 barvivo, kter\u00e9 se neusadilo, se b\u011bhem kone\u010dn\u00e9 \u00fapravy odstran\u00ed. Pr\u00e1v\u011b tento krok zabra\u0148uje pozd\u011bj\u0161\u00edmu vybarvov\u00e1n\u00ed: barva, kterou z\u00e1kazn\u00edk obdr\u017e\u00ed, je pouze ta, kter\u00e1 je chemicky zafixov\u00e1na.<\/p>\n<h2>Co st\u00e1le ovliv\u0148uje st\u00e1rnut\u00ed tisku<\/h2>\n<p>St\u00e1lost barvy p\u0159i pran\u00ed nen\u00ed tot\u00e9\u017e jako nezni\u010ditelnost, a je dobr\u00e9 si to ujasnit. Bavlna sama o sob\u011b st\u00e1rne \u2013 s no\u0161en\u00edm se zten\u010duje, zm\u011bk\u010duje a tvo\u0159\u00ed se na n\u00ed \u017emolky, a to bez ohledu na to, jak byla poti\u0161t\u011bna. Velmi hork\u00e9 pran\u00ed, b\u011blidla a agresivn\u00ed su\u0161en\u00ed v su\u0161i\u010dce zkracuj\u00ed \u017eivotnost jak\u00e9hokoli od\u011bvu, a\u0165 u\u017e je poti\u0161t\u011bn\u00fd, nebo ne. A dlouhodob\u00e9 vystaven\u00ed p\u0159\u00edm\u00e9mu slune\u010dn\u00edmu z\u00e1\u0159en\u00ed m\u00e1 obecn\u011b negativn\u00ed vliv na textilie.<\/p>\n<p>St\u00e1le plat\u00ed z\u00e1sady \u0161etrn\u00e9 p\u00e9\u010de: perte p\u0159i ni\u017e\u0161\u00ed teplot\u011b, nepou\u017e\u00edvejte b\u011blidlo, su\u0161te \u0161etrn\u011b. Rozd\u00edl oproti reaktivn\u00edm barv\u00e1m spo\u010d\u00edv\u00e1 v tom, \u017ee se jedn\u00e1 o doporu\u010den\u00ed pro p\u00e9\u010di o <em>l\u00e1tka<\/em>, a ne snaha o minimalizaci \u0161kod na k\u0159ehk\u00e9 vrstv\u011b tisku.<\/p>\n<p>Dal\u0161\u00edm faktorem je podkladov\u00e1 tkanina. Reaktivn\u00ed barvy se na r\u016fzn\u00fdch typech bavln\u011bn\u00fdch tkanin projevuj\u00ed odli\u0161n\u011b \u2013 perk\u00e1l dod\u00e1v\u00e1 matn\u00fd vzhled, sat\u00e9n p\u016fsob\u00ed syt\u011bji a half panama p\u0159in\u00e1\u0161\u00ed texturu. Trvanlivost je u v\u0161ech stejn\u00e1, vzhled v\u0161ak nikoli, a proto v\u00e1m cenu vzorkov\u00e9ho bal\u00ed\u010dku zapo\u010d\u00edt\u00e1me do va\u0161\u00ed prvn\u00ed objedn\u00e1vky.<\/p>\n<h2>\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n<h3>Kolik pran\u00ed vydr\u017e\u00ed reaktivn\u00ed potisk?<\/h3>\n<p>Obvykle v\u00edce ne\u017e 600 prac\u00edch cykl\u016f, co\u017e p\u0159i b\u011b\u017en\u00e9m pou\u017e\u00edv\u00e1n\u00ed znamen\u00e1, \u017ee se bavlna opot\u0159ebuje d\u0159\u00edve ne\u017e barva. Neobsahuje \u017e\u00e1dnou poti\u0161t\u011bnou vrstvu, jej\u00ed\u017e \u017eivotnost by byla krat\u0161\u00ed ne\u017e \u017eivotnost od\u011bvu.<\/p>\n<h3>Pro\u010d se na n\u011bkter\u00fdch poti\u0161t\u011bn\u00fdch tri\u010dk\u00e1ch po n\u011bkolika vypr\u00e1n\u00edch objevuj\u00ed praskliny?<\/h3>\n<p>Barva toti\u017e tvo\u0159\u00ed povrchovou vrstvu, kter\u00e1 je udr\u017eov\u00e1na pohromad\u011b pojivem nebo filmem. Opakovan\u00e9 oh\u00fdb\u00e1n\u00ed a od\u00edr\u00e1n\u00ed tuto vrstvu naru\u0161uj\u00ed, co\u017e se nejprve projev\u00ed v oblasti lokt\u016f, ramen a z\u00e1hyb\u016f. Reaktivn\u00ed potisky takovou vrstvu nemaj\u00ed.<\/p>\n<h3>M\u016f\u017ee se barva z reaktivn\u00edho potisku p\u0159i pran\u00ed p\u0159en\u00e9st na jin\u00e9 oble\u010den\u00ed?<\/h3>\n<p>Ne. Nefixovan\u00e9 barvivo se p\u0159i kone\u010dn\u00e9 \u00faprav\u011b vymyje, tak\u017ee to, co z\u016fstane, je chemicky v\u00e1z\u00e1no na vl\u00e1kno a tam i z\u016fstane.<\/p>\n<h3>Funguje reaktivn\u00ed tisk na polyesteru?<\/h3>\n<p>Ne \u2013 reaktivn\u00ed barvivo se v\u00e1\u017ee na celul\u00f3zu, tak\u017ee je ur\u010deno pro bavlnu a len. V\u00fdrobky z polyesteru se m\u00edsto toho vyr\u00e1b\u011bj\u00ed sublima\u010dn\u00edm tiskem v Nizozemsku, zat\u00edmco n\u00e1\u0161 reaktivn\u00ed potisk bavlny a lnu prob\u00edh\u00e1 v Portugalsku a \u0160pan\u011blsku.<\/p>\n<p>Chcete z\u00edskat ucelen\u00fd p\u0159ehled, od chemie barviv a\u017e po hotov\u00fd od\u011bv? P\u0159e\u010dt\u011bte si <a href=\"\/cs\/resources\/reactive-print-guide\/\">pr\u016fvodce reaktivn\u00edm tiskem<\/a> nebo <a href=\"\/cs\/technology\/what-is-reactive-printing\/\">str\u00e1nka v\u011bnovan\u00e1 technologii reaktivn\u00edho tisku<\/a>. Pokud si to rad\u011bji vyzkou\u0161\u00edte, ne\u017e abyste o tom jen \u010detli, objednejte si jeden kus \u2013 MOQ 1, bez instala\u010dn\u00edch poplatk\u016f \u2013 a vyzkou\u0161ejte si ho p\u0159i vlastn\u00edm pran\u00ed. <a href=\"\/cs\/contact\/\">Promluvte si s na\u0161\u00edm t\u00fdmem<\/a> pokud pot\u0159ebujete poradit s v\u00fdb\u011brem spr\u00e1vn\u00e9 z\u00e1kladny.<\/p>","protected":false},"excerpt":{"rendered":"<p>Reaktivn\u00ed potisky nepraskaj\u00ed ani neztr\u00e1cej\u00ed barvu, proto\u017ee barva je v\u00e1z\u00e1na uvnit\u0159 vl\u00e1kna, nikoli nanesena na jeho povrch. To znamen\u00e1, \u017ee vydr\u017e\u00ed v\u00edce ne\u017e 600 prac\u00ed.<\/p>","protected":false},"author":1,"featured_media":14087,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[73],"tags":[82,164,165,79,131],"class_list":["post-14082","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technical","tag-cotton","tag-print-durability","tag-quality","tag-reactive-printing","tag-wash-fastness"],"_links":{"self":[{"href":"https:\/\/www.fabrixa.com\/cs\/wp-json\/wp\/v2\/posts\/14082","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fabrixa.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fabrixa.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fabrixa.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fabrixa.com\/cs\/wp-json\/wp\/v2\/comments?post=14082"}],"version-history":[{"count":3,"href":"https:\/\/www.fabrixa.com\/cs\/wp-json\/wp\/v2\/posts\/14082\/revisions"}],"predecessor-version":[{"id":14085,"href":"https:\/\/www.fabrixa.com\/cs\/wp-json\/wp\/v2\/posts\/14082\/revisions\/14085"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.fabrixa.com\/cs\/wp-json\/wp\/v2\/media\/14087"}],"wp:attachment":[{"href":"https:\/\/www.fabrixa.com\/cs\/wp-json\/wp\/v2\/media?parent=14082"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fabrixa.com\/cs\/wp-json\/wp\/v2\/categories?post=14082"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fabrixa.com\/cs\/wp-json\/wp\/v2\/tags?post=14082"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}