[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.fokusul.cz\/k-vyrobe-papiru-je-zapotrebi-celulozy-ktera-se-postupne-meni-v-papirovinu\/#Article","mainEntityOfPage":"https:\/\/www.fokusul.cz\/k-vyrobe-papiru-je-zapotrebi-celulozy-ktera-se-postupne-meni-v-papirovinu\/","headline":"K v\u00fdrob\u011b pap\u00edru je zapot\u0159eb\u00ed celul\u00f3zy, kter\u00e1 se postupn\u011b m\u011bn\u00ed v pap\u00edrovinu","name":"K v\u00fdrob\u011b pap\u00edru je zapot\u0159eb\u00ed celul\u00f3zy, kter\u00e1 se postupn\u011b m\u011bn\u00ed v pap\u00edrovinu","description":"Pro v\u00fdrobu pap\u00edru je zapot\u0159eb\u00ed nejprve p\u0159ipravit sm\u011bs celul\u00f3zy (vl\u00e1kniny), kter\u00e1 vznikne bu\u010f z\u00a0d\u0159evit\u00e9 hmoty z\u00a0pok\u00e1cen\u00fdch strom\u016f, anebo \u010d\u00e1ste\u010dn\u011b z\u00a0recyklovan\u00e9ho &hellip; <p class=\"link-more\"><a href=\"https:\/\/www.fokusul.cz\/k-vyrobe-papiru-je-zapotrebi-celulozy-ktera-se-postupne-meni-v-papirovinu\/\" class=\"more-link\">P\u0159e\u010d\u00edst<span class=\"screen-reader-text\"> \"K v\u00fdrob\u011b pap\u00edru je zapot\u0159eb\u00ed celul\u00f3zy, kter\u00e1 se postupn\u011b m\u011bn\u00ed v pap\u00edrovinu\"<\/span><\/a><\/p>","datePublished":"2024-12-02","dateModified":"2024-12-02","author":{"@type":"Person","@id":"https:\/\/www.fokusul.cz\/author\/#Person","name":"","url":"https:\/\/www.fokusul.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/4006af731f458a56e90e1a4ecbb37f08f11b51b80cb9267b6a6e5547922ff49d?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/4006af731f458a56e90e1a4ecbb37f08f11b51b80cb9267b6a6e5547922ff49d?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"fokusul.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.fokusul.cz\/wp-content\/uploads\/img_a309429_w2018_t1520333908.jpg","url":"https:\/\/www.fokusul.cz\/wp-content\/uploads\/img_a309429_w2018_t1520333908.jpg","height":0,"width":0},"url":"https:\/\/www.fokusul.cz\/k-vyrobe-papiru-je-zapotrebi-celulozy-ktera-se-postupne-meni-v-papirovinu\/","wordCount":501,"articleBody":"Pro v\u00fdrobu pap\u00edru je zapot\u0159eb\u00ed nejprve p\u0159ipravit sm\u011bs celul\u00f3zy (vl\u00e1kniny), kter\u00e1 vznikne bu\u010f z\u00a0d\u0159evit\u00e9 hmoty z\u00a0pok\u00e1cen\u00fdch strom\u016f, anebo \u010d\u00e1ste\u010dn\u011b z\u00a0recyklovan\u00e9ho pap\u00edru ze sb\u011brny. Vznikl\u00e1 celul\u00f3za je zpravidla na\u017eloutl\u00e1\u00a0a podle toho, jak\u00fd pap\u00edr se z\u00a0n\u00ed d\u00e1le bude vyr\u00e1b\u011bt, se pak mus\u00ed vyb\u011blit. To znamen\u00e1, \u017ee t\u0159eba balic\u00ed pap\u00edr je ve fin\u00e1le trochu nahn\u011bdl\u00fd a nen\u00ed \u010dist\u011b b\u00edl\u00fd pr\u00e1v\u011b proto, \u017ee je vyroben ze sm\u011bsi neb\u011blen\u00e9, nebo jen \u010d\u00e1ste\u010dn\u011b b\u011blen\u00e9 celul\u00f3zy. Kancel\u00e1\u0159sk\u00fd b\u00edl\u00fd pap\u00edr je pochopiteln\u011b dra\u017e\u0161\u00ed, proto\u017ee proch\u00e1z\u00ed del\u0161\u00edm v\u00fdrobn\u00edm procesem. D\u0159\u00edve se celul\u00f3za b\u011blila slou\u010deninami na b\u00e1zi chl\u00f3ru, ale proto\u017ee se p\u0159i b\u011blen\u00ed uvol\u0148oval jedovat\u00fd fosgen (zn\u00e1m\u00fd t\u00e9\u017e jako bojov\u00fd plyn \u2013 chemick\u00e1 zbra\u0148), p\u0159e\u0161lo se na ekologick\u00e9 b\u011blen\u00ed bezchl\u00f3rov\u00e9.Samotn\u00e1 vl\u00e1knina (celul\u00f3za) v\u0161ak k\u00a0v\u00fdrob\u011b pap\u00edru nesta\u010d\u00ed, mus\u00ed se d\u00e1le zpracovat na tzv. pap\u00edrovinu.Rozem\u00edl\u00e1n\u00ed pap\u00edrovinyTo je dal\u0161\u00ed f\u00e1ze p\u0159\u00edpravy celul\u00f3zy, kter\u00e1 se zjem\u0148uje ve speci\u00e1ln\u00edch za\u0159\u00edzen\u00edch. Jsou to velmi zvl\u00e1\u0161tn\u00ed diskov\u00e9 nebo ku\u017eelov\u00e9 ml\u00fdny, tzv. hollandry. (Tento specifick\u00fd n\u00e1zev poch\u00e1z\u00ed ze 17. stolet\u00ed od holandsk\u00e9ho vyn\u00e1lezce t\u00e9to technologie.)Zapln\u011bn\u00ed pap\u00edrovinyDo jemn\u00fdch vl\u00e1ken celul\u00f3zy se p\u0159id\u00e1vaj\u00ed speci\u00e1ln\u00ed plnidla, kter\u00e1 dod\u00e1vaj\u00ed pap\u00edrov\u00e9 sm\u011bsi (pap\u00edrovin\u011b) typick\u00e9 vlastnosti, odli\u0161n\u00e9 pro r\u016fzn\u00e9 druhy pap\u00edru. Doc\u00edl\u00ed se t\u00edm r\u016fzn\u00e9 lesklosti, hladkosti, b\u011blosti atd. Nejpou\u017e\u00edvan\u011bj\u0161\u00edmi plnidly jsou sm\u011bsi k\u0159\u00eddy, titanov\u00e9 b\u011bloby, mastku a kaolinu.Proces kl\u00ed\u017een\u00edPap\u00edrovina se tak\u00e9 mus\u00ed kl\u00ed\u017eit. Je to z\u00a0toho d\u016fvodu, aby se pap\u00edr nenas\u00e1kl vodou a rychle se nerozm\u00e1\u010del. Ostatn\u011b, to m\u016f\u017eete snadno posoudit sami &#8211; kdy\u017e pokapete vodou kancel\u00e1\u0159sk\u00fd pap\u00edr, ten ji jen tak nepropust\u00ed, naopak toaletn\u00ed pap\u00edr a filtra\u010dn\u00ed pap\u00edr se vodou velmi rychle nas\u00e1knou. N\u011bkter\u00fd pap\u00edr se tedy kl\u00ed\u017e\u00ed, a to bu\u010f na povrchu, kdy se listy nam\u00e1\u010d\u00ed v\u00a0kl\u00ed\u017eidle, nebo se samotn\u00e9 kl\u00ed\u017eidlo p\u0159id\u00e1v\u00e1 ji\u017e do tekut\u00e9 pap\u00edroviny. Kl\u00ed\u017eidla jsou nej\u010dast\u011bji na b\u00e1zi sm\u011bs\u00ed \u0161krob\u016f, p\u0159\u00edrodn\u00edch prysky\u0159ic, nebo vosk\u016f.Pap\u00edrovina se pak na z\u00e1v\u011br podle pot\u0159eby barv\u00ed a pak ji\u017e vstupuje do z\u00e1v\u011bre\u010dn\u00e9 f\u00e1ze samotn\u00e9 v\u00fdroby pap\u00edru na pap\u00edrensk\u00fdch stroj\u00edch.Jak vid\u00edte, v\u00fdroba pap\u00edru je pom\u011brn\u011b slo\u017eit\u00fd proces, a tak si ka\u017ed\u00fd z\u00a0v\u00e1s alespo\u0148 m\u016f\u017ee vytvo\u0159it p\u0159edstavu, \u017ee docela oby\u010dejn\u00fd pap\u00edr nen\u00ed zas a\u017e tak oby\u010dejn\u00fd v\u00fdrobek.                                                                                                                                                                                                                                                                                                                                                                                        4.2\/5 - (11 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"K v\u00fdrob\u011b pap\u00edru je zapot\u0159eb\u00ed celul\u00f3zy, kter\u00e1 se postupn\u011b m\u011bn\u00ed v pap\u00edrovinu","item":"https:\/\/www.fokusul.cz\/k-vyrobe-papiru-je-zapotrebi-celulozy-ktera-se-postupne-meni-v-papirovinu\/#breadcrumbitem"}]}]