{"id":61665,"date":"2025-02-12T15:04:20","date_gmt":"2025-02-12T13:04:20","guid":{"rendered":"https:\/\/obera.fr\/nase-rada\/captation-filtration-mek\/"},"modified":"2025-08-29T09:56:52","modified_gmt":"2025-08-29T07:56:52","slug":"captation-filtration-mek","status":"publish","type":"post","link":"https:\/\/obera.fr\/cs\/nase-rady\/captation-filtration-mek\/","title":{"rendered":"Zachycov\u00e1n\u00ed a filtrace MEK: \u0159e\u0161en\u00ed pro pr\u016fmyslov\u00e9 prost\u0159ed\u00ed"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Co je MEK?<\/h2>\n\n<p><strong>Methyl ethyl keton (MEK<\/strong>) neboli <strong>butanon<\/strong> je organick\u00e9 rozpou\u0161t\u011bdlo hojn\u011b pou\u017e\u00edvan\u00e9 v pr\u016fmyslu. Pat\u0159\u00ed do skupiny keton\u016f a vyzna\u010duje se t\u011bkavost\u00ed a vysokou rozpustnost\u00ed. Je bezbarv\u00fd a m\u00e1 charakteristick\u00fd z\u00e1pach, rychle se odpa\u0159uje, tak\u017ee se snadno aplikuje, ale p\u0159edstavuje v\u00fdzvu z hlediska bezpe\u010dnosti a \u0159\u00edzen\u00ed emis\u00ed.<\/p>\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"700\" height=\"700\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2025\/02\/image.jpeg\" alt=\"image\" class=\"wp-image-61186\" style=\"width:296px;height:auto\" srcset=\"https:\/\/obera.fr\/wp-content\/uploads\/2025\/02\/image.jpeg 700w, https:\/\/obera.fr\/wp-content\/uploads\/2025\/02\/image-300x300.jpeg 300w, https:\/\/obera.fr\/wp-content\/uploads\/2025\/02\/image-150x150.jpeg 150w, https:\/\/obera.fr\/wp-content\/uploads\/2025\/02\/image-400x400.jpeg 400w, https:\/\/obera.fr\/wp-content\/uploads\/2025\/02\/image-600x600.jpeg 600w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/figure>\n\n<h2 class=\"wp-block-heading\">K \u010demu se pou\u017e\u00edv\u00e1?<\/h2>\n\n<p>MEK se pou\u017e\u00edv\u00e1 p\u0159edev\u0161\u00edm jako <strong>rozpou\u0161t\u011bdlo<\/strong> v mnoha pr\u016fmyslov\u00fdch p\u0159\u00edpravc\u00edch, zejm\u00e9na pro :<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Barvy a n\u00e1t\u011bry<\/strong> (rychlej\u0161\u00ed schnut\u00ed).<\/li>\n\n\n\n<li><strong>lepidla a lepidla<\/strong> (lep\u0161\u00ed viskozita a lepic\u00ed schopnost).<\/li>\n\n\n\n<li><strong>Chemick\u00fd pr\u016fmysl<\/strong> pro synt\u00e9zu prysky\u0159ic, polymer\u016f a dal\u0161\u00edch slou\u010denin.<\/li>\n\n\n\n<li><strong>\u010ci\u0161t\u011bn\u00ed povrch\u016f<\/strong> v leteck\u00e9m a automobilov\u00e9m pr\u016fmyslu.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">V jak\u00fdch odv\u011btv\u00edch se MEK pou\u017e\u00edv\u00e1?<\/h2>\n\n<p>MEK se pou\u017e\u00edv\u00e1 v \u0159ad\u011b pr\u016fmyslov\u00fdch odv\u011btv\u00ed:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Automobilov\u00fd pr\u016fmysl<\/strong> (v\u00fdroba barev a lak\u016f).<\/li>\n\n\n\n<li><strong>Leteck\u00fd pr\u016fmysl<\/strong> (\u010di\u0161t\u011bn\u00ed a odma\u0161\u0165ov\u00e1n\u00ed).<\/li>\n\n\n\n<li><strong>Plastik\u00e1\u0159sk\u00fd a gum\u00e1rensk\u00fd pr\u016fmysl<\/strong> (v\u00fdroba polymer\u016f).<\/li>\n\n\n\n<li><strong>Farmaceutick\u00fd pr\u016fmysl<\/strong> (chemick\u00e1 synt\u00e9za).<\/li>\n\n\n\n<li><strong>Tisk<\/strong> (slo\u017een\u00ed inkoustu).<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Jak\u00e9 zne\u010di\u0161\u0165uj\u00edc\u00ed l\u00e1tky obsahuje MEK?<\/h2>\n\n<p>MEK je <strong>t\u011bkav\u00e1<\/strong> l\u00e1tka, kter\u00e1 m\u016f\u017ee obsahovat ne\u010distoty nebo p\u0159i odpa\u0159ov\u00e1n\u00ed vytv\u00e1\u0159et nebezpe\u010dn\u00e9 vedlej\u0161\u00ed produkty, jako jsou :<\/p>\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/obera.fr\/cs\/produits\/traitement-cov\/\">T\u011bkav\u00e9 organick\u00e9 slou\u010deniny (VOC) <\/a>, kter\u00e9 mohou m\u00edt vliv na zdrav\u00ed a \u017eivotn\u00ed prost\u0159ed\u00ed.<\/li>\n\n\n\n<li><strong>Jemn\u00e9 \u010d\u00e1stice<\/strong>, pokud je rozpou\u0161t\u011bdlo nast\u0159\u00edk\u00e1no.<\/li>\n\n\n\n<li><strong>Ho\u0159lav\u00e9 p\u00e1ry<\/strong> s nebezpe\u010d\u00edm v\u00fdbuchu p\u0159i nadm\u011brn\u00e9 koncentraci ve vzduchu.<\/li>\n<\/ul>\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"969\" height=\"646\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2025\/02\/image-1.jpeg\" alt=\"image\" class=\"wp-image-61210\" style=\"width:480px;height:auto\" srcset=\"https:\/\/obera.fr\/wp-content\/uploads\/2025\/02\/image-1.jpeg 969w, https:\/\/obera.fr\/wp-content\/uploads\/2025\/02\/image-1-300x200.jpeg 300w, https:\/\/obera.fr\/wp-content\/uploads\/2025\/02\/image-1-768x512.jpeg 768w\" sizes=\"(max-width: 969px) 100vw, 969px\" \/><\/figure>\n\n<h2 class=\"wp-block-heading\">Jak\u00e9 jsou limitn\u00ed hodnoty expozice na pracovi\u0161ti (OEL)?<\/h2>\n\n<p>P\u0159edpisy stanovuj\u00ed p\u0159\u00edsn\u00e9 limity na ochranu pracovn\u00edk\u016f vystaven\u00fdch p\u016fsoben\u00ed MEK. Podle doporu\u010den\u00ed jsou <strong>8hodinov\u00e9 OEL<\/strong> (Limity expozice na pracovi\u0161ti po dobu 8 hodin) : <\/p>\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>L\u00e1tka<\/strong><\/td><td><strong>Zem\u011b<\/strong><\/td><td><strong>VLEP 8h (ppm)<\/strong><\/td><td><strong>VLEP 8h (mg\/m3)<\/strong><\/td><td><strong>VLEP CT (ppm)<\/strong><\/td><td><strong>VLEP CT (mg\/m3)<\/strong><\/td><\/tr><tr><td rowspan=\"4\"><strong>Butanon<\/strong><\/td><td>Francie (z\u00e1vazn\u00fd VLEP &#8211; 2007)<\/td><td>200<\/td><td>600<\/td><td>300<\/td><td>900<\/td><\/tr><tr><td>Evropsk\u00e1 unie (2000)<\/td><td>200<\/td><td>600<\/td><td>300<\/td><td>900<\/td><\/tr><tr><td>Spojen\u00e9 st\u00e1ty (ACGIH &#8211; 2001)<\/td><td>200<\/td><td>590<\/td><td>300<\/td><td>885<\/td><\/tr><tr><td>N\u011bmecko (hodnoty MAK)<\/td><td>200<\/td><td>600<\/td><td><\/td><td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n<h2 class=\"wp-block-heading\">MEK: ho\u0159lav\u00fd a v\u00fdbu\u0161n\u00fd produkt<\/h2>\n\n<p>MEK je klasifikov\u00e1n jako <strong>ho\u0159lav\u00fd<\/strong> a <strong>potenci\u00e1ln\u011b v\u00fdbu\u0161n\u00fd<\/strong>. Jeho n\u00edzk\u00fd bod vzplanut\u00ed (p\u0159ibli\u017en\u011b -9 \u00b0C) z n\u011bj \u010din\u00ed nebezpe\u010dn\u00fd produkt v pr\u016fmyslov\u00e9m prost\u0159ed\u00ed. \u0160patn\u00e9 \u0159\u00edzen\u00ed jeho emis\u00ed do ovzdu\u0161\u00ed m\u016f\u017ee v\u00e9st k riziku po\u017e\u00e1ru nebo v\u00fdbuchu, zejm\u00e9na v p\u0159\u00edtomnosti zdroje vzn\u00edcen\u00ed.  <\/p>\n\n<h2 class=\"wp-block-heading\">Jak ji lze l\u00e9\u010dit?<\/h2>\n\n<h3 class=\"wp-block-heading\">???? Sn\u00edm\u00e1n\u00ed zdroj\u016f na pracovn\u00edch stanic\u00edch &#8211; ePURBOX ATEX<\/h3>\n\n<p><br\/>Nej\u00fa\u010dinn\u011bj\u0161\u00edm \u0159e\u0161en\u00edm, jak zabr\u00e1nit rozptylu par MEK, je <strong>zachycen\u00ed zdroje<\/strong>. Za\u0159\u00edzen\u00ed ePURBOX ATEX je speci\u00e1ln\u011b navr\u017eeno pro prost\u0159ed\u00ed, kde je zdroj emis\u00ed dob\u0159e identifikovateln\u00fd. Toto za\u0159\u00edzen\u00ed umo\u017e\u0148uje :  <\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Lok\u00e1ln\u00ed ods\u00e1v\u00e1n\u00ed<\/strong> par p\u0159ed jejich rozpt\u00fdlen\u00edm v d\u00edln\u011b.<\/li>\n\n\n\n<li><strong>Filtrace p\u0159izp\u016fsoben\u00e1 prost\u0159ed\u00ed ATEX<\/strong>, kter\u00e1 sni\u017euje riziko v\u00fdbuchu.<\/li>\n\n\n\n<li><strong>Dodr\u017eov\u00e1n\u00ed platn\u00fdch bezpe\u010dnostn\u00edch norem<\/strong>.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">???? \u00daprava \u017eivotn\u00edho prost\u0159ed\u00ed &#8211; ePUR50 s aktivn\u00edm uhl\u00edm<\/h3>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<p><br\/>Pokud nelze emise MEK zcela zachytit u zdroje, je nutn\u00e9 prov\u00e9st \u00fapravu v okol\u00ed. \u010cisti\u010dka <a href=\"https:\/\/obera.fr\/cs\/produits\/purificateurs-air\/industriel-epur\/\">ePUR50 s aktivn\u00edm uhl\u00edm<\/a> umo\u017e\u0148uje : <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Zachycujte a neutralizujte<\/strong> v\u00fdpary MEK v okoln\u00edm vzduchu.<\/li>\n\n\n\n<li><strong>Sni\u017ete koncentrace t\u011bkav\u00fdch organick\u00fdch l\u00e1tek,<\/strong> abyste zachovali zdrav\u00e9 \u017eivotn\u00ed prost\u0159ed\u00ed.<\/li>\n\n\n\n<li><strong>Omezte riziko hromad\u011bn\u00ed ho\u0159lav\u00fdch v\u00fdpar\u016f<\/strong> v d\u00edln\u011b.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"549\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2025\/03\/charbon-actif-mix-1024x549.jpg\" alt=\"sm&#x11B;s aktivn&#xED;ho uhl&#xED;\" class=\"wp-image-76515\" style=\"width:330px;height:auto\" srcset=\"https:\/\/obera.fr\/wp-content\/uploads\/2025\/03\/charbon-actif-mix-1024x549.jpg 1024w, https:\/\/obera.fr\/wp-content\/uploads\/2025\/03\/charbon-actif-mix-300x161.jpg 300w, https:\/\/obera.fr\/wp-content\/uploads\/2025\/03\/charbon-actif-mix-768x412.jpg 768w, https:\/\/obera.fr\/wp-content\/uploads\/2025\/03\/charbon-actif-mix.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<h2 class=\"wp-block-heading\">Z\u00e1v\u011br<\/h2>\n\n<p><strong>MEK<\/strong> je \u0161iroce pou\u017e\u00edvan\u00e9 rozpou\u0161t\u011bdlo, ale v pr\u016fmyslov\u00e9m prost\u0159ed\u00ed p\u0159edstavuje zdravotn\u00ed a bezpe\u010dnostn\u00ed riziko. Pro zaji\u0161t\u011bn\u00ed \u00fa\u010dinn\u00e9 ochrany pracovn\u00edk\u016f a za\u0159\u00edzen\u00ed je nezbytn\u00e9 zav\u00e9st vhodn\u00e1 \u0159e\u0161en\u00ed, jako je<strong>ePURBOX ATEX<\/strong> (zachycen\u00ed zdroje) a<strong>ePUR50 s aktivn\u00edm uhl\u00edm<\/strong> (\u00faprava prost\u0159ed\u00ed). <\/p>\n\n<p>\u27a1\ufe0f <strong>Chra\u0148te sv\u00e9 pr\u016fmyslov\u00e9 prost\u0159ed\u00ed pomoc\u00ed vysoce v\u00fdkonn\u00fdch filtra\u010dn\u00edch \u0159e\u0161en\u00ed, kter\u00e1 spl\u0148uj\u00ed platn\u00e9 p\u0159edpisy!<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Methyl ethyl keton (MEK) neboli butanon je organick\u00e9 rozpou\u0161t\u011bdlo hojn\u011b pou\u017e\u00edvan\u00e9 v pr\u016fmyslu. Pat\u0159\u00ed do skupiny keton\u016f a vyzna\u010duje se t\u011bkavost\u00ed a vysokou rozpustnost\u00ed.<\/p>\n","protected":false},"author":13,"featured_media":80739,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Zachycov\u00e1n\u00ed a filtrace MEK pro pr\u016fmyslov\u00e9 prost\u0159ed\u00ed","_seopress_titles_desc":"Methyl ethyl keton (MEK) neboli butanon je organick\u00e9 rozpou\u0161t\u011bdlo hojn\u011b pou\u017e\u00edvan\u00e9 v pr\u016fmyslu. Pat\u0159\u00ed do skupiny keton\u016f a vyzna\u010duje se t\u011bkavost\u00ed.","_seopress_robots_index":"","footnotes":""},"categories":[310],"tags":[113],"class_list":["post-61665","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nase-rady","tag-entete-male","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50","no-featured-image-padding","resize-featured-image"],"acf":[],"_links":{"self":[{"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/posts\/61665","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/users\/13"}],"replies":[{"embeddable":true,"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/comments?post=61665"}],"version-history":[{"count":7,"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/posts\/61665\/revisions"}],"predecessor-version":[{"id":127801,"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/posts\/61665\/revisions\/127801"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/media\/80739"}],"wp:attachment":[{"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/media?parent=61665"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/categories?post=61665"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/tags?post=61665"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}