{"id":231386,"date":"2025-08-06T07:35:53","date_gmt":"2025-08-06T07:35:53","guid":{"rendered":"https:\/\/sources-matter.com\/?p=231386"},"modified":"2025-08-08T06:00:44","modified_gmt":"2025-08-08T06:00:44","slug":"pfas-v-mazivech-a-olejich","status":"publish","type":"post","link":"https:\/\/sources-matter.com\/en\/pfas-v-mazivech-a-olejich\/sources-matter","title":{"rendered":"PFAS v\u00a0mazivech a hydraulick\u00fdch olej\u00edch: OECD zve\u0159ejnila dostupn\u00e9 alternativy"},"content":{"rendered":"<p>Organizace pro hospod\u00e1\u0159skou spolupr\u00e1ci a rozvoj (OECD) zve\u0159ejnila 20. \u010dervna 2025 <a href=\"https:\/\/www.oecd.org\/en\/publications\/per-and-polyfluoroalkyl-substances-pfas-and-alternatives-in-hydraulic-oils-and-lubricants_fed2872b-en.html\" target=\"_blank\" rel=\"noopener\">studii<\/a> zab\u00fdvaj\u00edc\u00ed se per- a polyfluorovan\u00fdmi l\u00e1tkami (PFAS) v&nbsp;hydraulick\u00fdch olej\u00edch a mazivech. Zpr\u00e1va obsahuje p\u0159ehled jejich vlastnosti, vyu\u017eit\u00ed, funkc\u00ed, ekonomick\u00e9ho v\u00fdznamu a rizik. Z\u00e1rove\u0148 se zam\u011b\u0159uje na dostupn\u00e9 chemick\u00e9 i technick\u00e9 alternativy, analyzuje sou\u010dasn\u00e9 i budouc\u00ed tr\u017en\u00ed trendy a formuluje doporu\u010den\u00ed pro mezin\u00e1rodn\u00ed organizace, vl\u00e1dy i firmy, jak omezit pou\u017e\u00edv\u00e1n\u00ed PFAS a podpo\u0159it v\u00fdzkum a zav\u00e1d\u011bn\u00ed jejich n\u00e1hrad.<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\">PFAS se v&nbsp;mazivech a hydraulick\u00fdch olej\u00edch pou\u017e\u00edvaj\u00ed kv\u016fli jedine\u010dn\u00e9 kombinaci fyzik\u00e1ln\u011b-chemick\u00fdch vlastnost\u00ed, jako jsou:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>V\u00fdjime\u010dn\u00e1 teplotn\u00ed stabilita<\/li>\n\n\n\n<li>Chemick\u00e1 inertnost<\/li>\n\n\n\n<li>N\u00edzk\u00fd koeficient t\u0159en\u00ed<\/li>\n\n\n\n<li>Mechanick\u00e1 a radia\u010dn\u00ed stabilita<\/li>\n\n\n\n<li>Neho\u0159lavosti a velmi n\u00edzk\u00e1 t\u011bkavost<\/li>\n<\/ul>\n\n\n\n<p>Maziva obsahuj\u00edc\u00ed PFAS nach\u00e1zej\u00ed uplatn\u011bn\u00ed v&nbsp;cel\u00e9 \u0159ad\u011b odv\u011btv\u00ed, nap\u0159\u00edklad v energetice, automobilov\u00e9m a zbrojn\u00edm pr\u016fmyslu, v\u00fdrob\u011b elektroniky (zejm\u00e9na polovodi\u010d\u016f) nebo potravin\u00e1\u0159stv\u00ed. P\u0159ibli\u017en\u011b t\u0159etina PFAS v&nbsp;t\u00e9to oblasti se pou\u017e\u00edv\u00e1 v&nbsp;z\u00e1kladov\u00fdch olej\u00edch a dv\u011b t\u0159etiny tvo\u0159\u00ed mikro-pr\u00e1\u0161kov\u00e9 p\u0159\u00edsady.<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\">Pro\u010d p\u0159edstavuj\u00ed probl\u00e9m a jak\u00e9 jsou alternativy?<\/h3>\n\n\n\n<p>Cen\u011bn\u00e9 vlastnosti PFAS ale z\u00e1rove\u0148 p\u0159edstavuj\u00ed z\u00e1va\u017en\u00e1 rizika pro lidsk\u00e9 zdrav\u00ed a \u017eivotn\u00ed prost\u0159ed\u00ed. N\u011bkter\u00e9 z&nbsp;t\u011bchto l\u00e1tek jsou extr\u00e9mn\u011b persistentn\u00ed, hromad\u00ed se v&nbsp;organismech a \u0161\u00ed\u0159\u00ed se na velk\u00e9 vzd\u00e1lenosti. Z&nbsp;t\u011bchto d\u016fvod\u016f jsou ozna\u010dov\u00e1ny jako tzv. \u201ev\u011b\u010dn\u00e9 chemik\u00e1lie\u201c.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.oecd.org\/content\/dam\/oecd\/en\/publications\/reports\/2025\/06\/per-and-polyfluoroalkyl-substances-pfas-and-alternatives-in-hydraulic-oils-and-lubricants_14f25ee8\/fed2872b-en.pdf\" target=\"_blank\" rel=\"noopener\">Mezi dostupn\u00e9 chemick\u00e9 alternativy<\/a> uveden\u00e9 ve studii pat\u0159\u00ed nap\u0159\u00edklad silikonov\u00e9 oleje, syntetick\u00e9 estery, grafen nebo sulfid molybdeni\u010dit\u00fd (MoS2). Studie rovn\u011b\u017e zmi\u0148uje technick\u00e1 \u0159e\u0161en\u00ed, nap\u0159\u00edklad \u00fapravu konstrukce za\u0159\u00edzen\u00ed nebo provozn\u00edch podm\u00ednek tak, aby nebylo pot\u0159eba PFAS pou\u017e\u00edvat.<\/p>\n\n\n\n<p>\u017d\u00e1dn\u00e1 z&nbsp;dostupn\u00fdch alternativ v\u0161ak zat\u00edm nen\u00ed univerz\u00e1ln\u00ed a nenab\u00edz\u00ed srovnatelnou kombinaci vlastnost\u00ed jako PFAS. V&nbsp;praxi je proto \u010dasto nutn\u00e9 kombinovat v\u00edce n\u00e1hradn\u00edch l\u00e1tek.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Hled\u00e1te odbornou pomoc s \u0159\u00edzen\u00edm PFAS problematiky? Pom\u016f\u017eeme V\u00e1m zmapovat V\u00e1s dodavatelsk\u00fd \u0159et\u011bzec a zjistit tak v\u00fdskyt PFAS l\u00e1tek ve va\u0161ich produktech. <a href=\"https:\/\/sources-matter.com\/en\/kontakt\/\">Contact us <\/a>pro v\u00edce informac\u00ed \u010di nez\u00e1v\u00e1znou sch\u016fzku. <\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Organizace pro hospod\u00e1\u0159skou spolupr\u00e1ci a rozvoj (OECD) zve\u0159ejnila 20. \u010dervna 2025 studii zab\u00fdvaj\u00edc\u00ed se per- a polyfluorovan\u00fdmi l\u00e1tkami (PFAS) v&nbsp;hydraulick\u00fdch olej\u00edch a mazivech. Zpr\u00e1va obsahuje p\u0159ehled jejich vlastnosti, vyu\u017eit\u00ed, funkc\u00ed, ekonomick\u00e9ho v\u00fdznamu a rizik. Z\u00e1rove\u0148 se zam\u011b\u0159uje na dostupn\u00e9 chemick\u00e9 i technick\u00e9 alternativy, analyzuje sou\u010dasn\u00e9 i budouc\u00ed tr\u017en\u00ed trendy a formuluje doporu\u010den\u00ed pro mezin\u00e1rodn\u00ed organizace, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":231430,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"off","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[125],"tags":[],"class_list":["post-231386","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pfas"],"_links":{"self":[{"href":"https:\/\/sources-matter.com\/en\/wp-json\/wp\/v2\/posts\/231386","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sources-matter.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sources-matter.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sources-matter.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sources-matter.com\/en\/wp-json\/wp\/v2\/comments?post=231386"}],"version-history":[{"count":5,"href":"https:\/\/sources-matter.com\/en\/wp-json\/wp\/v2\/posts\/231386\/revisions"}],"predecessor-version":[{"id":231506,"href":"https:\/\/sources-matter.com\/en\/wp-json\/wp\/v2\/posts\/231386\/revisions\/231506"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sources-matter.com\/en\/wp-json\/wp\/v2\/media\/231430"}],"wp:attachment":[{"href":"https:\/\/sources-matter.com\/en\/wp-json\/wp\/v2\/media?parent=231386"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sources-matter.com\/en\/wp-json\/wp\/v2\/categories?post=231386"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sources-matter.com\/en\/wp-json\/wp\/v2\/tags?post=231386"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}