{"id":108607,"date":"2026-06-29T10:07:53","date_gmt":"2026-06-29T10:07:53","guid":{"rendered":"https:\/\/stopcarcinogensatwork.eu\/fact\/chloropren-2-chlor-13-butadien\/"},"modified":"2026-06-29T10:07:53","modified_gmt":"2026-06-29T10:07:53","slug":"chloropren-2-chlor-13-butadien","status":"publish","type":"fact","link":"https:\/\/stopcarcinogensatwork.eu\/cs\/fact\/chloropren-2-chlor-13-butadien\/","title":{"rendered":"Chloropren (2-chlor-1,3-butadien)"},"content":{"rendered":"

V EU nejsou k dispozici \u017e\u00e1dn\u00e9 odhady sou\u010dasn\u00e9ho po\u010dtu exponovan\u00fdch pracovn\u00edk\u016f chloroprenu (2-chlor-1,3-butadienu). K pracovn\u00ed expozici chloroprenu obvykle doch\u00e1z\u00ed vdechov\u00e1n\u00edm a kontaktem s k\u016f\u017e\u00ed. Chloropren m\u00e1 harmonizovanou klasifikaci podle CLP na\u0159\u00edzen\u00ed o klasifikaci ozna\u010dov\u00e1n\u00ed a balen\u00ed l\u00e1tek a sm\u011bs\u00ed jako karcinogen kategorie 1B. Neexistuj\u00ed konzistentn\u00ed d\u016fkazy o tom, zda chloropren zp\u016fsobuje rakovinu u lid\u00ed. Studie na zv\u00ed\u0159atech ukazuj\u00ed, \u017ee dlouhodob\u00e1 expozice t\u00e9to l\u00e1tce m\u016f\u017ee zp\u016fsobit rakovinu jater a jin\u00fdch org\u00e1n\u016f (nap\u0159\u00edklad v dutin\u011b \u00fastn\u00ed).<\/p><\/blockquote>\n

Kde se vyskytuj\u00ed rizika<\/h2>\n

Chloropren se pou\u017e\u00edv\u00e1 p\u0159edev\u0161\u00edm v chemick\u00e9m pr\u016fmyslu k v\u00fdrob\u011b polychloroprenu a dal\u0161\u00edch plastov\u00fdch materi\u00e1l\u016f, stejn\u011b jako syntetick\u00fdch kau\u010duk\u016f a lepidel (nap\u0159. oper\u00e1to\u0159i v\u00fdroby a m\u00edch\u00e1n\u00ed\/d\u00e1vkov\u00e1n\u00ed lepidel, technici formulac\u00ed nebo pracovn\u00edci \u00fadr\u017eby). Pou\u017e\u00edv\u00e1 se tak\u00e9 p\u0159i v\u00fdrob\u011b 2,3-dichlor-1,3-butadienu, co\u017e je meziprodukt p\u0159i v\u00fdrob\u011b ur\u010dit\u00fdch kopolymer\u016f.
\nPracovn\u00edci mohou b\u00fdt vystaveni v\u00fdznamn\u00e9 expozici b\u011bhem z\u00e1v\u011bre\u010dn\u00fdch f\u00e1z\u00ed synt\u00e9zy chloroprenu, b\u011bhem polymera\u010dn\u00edch proces\u016f a b\u011bhem operac\u00ed zahrnuj\u00edc\u00edch odstra\u0148ov\u00e1n\u00ed monomeru, v profes\u00edch, jako jsou oper\u00e1to\u0159i chemick\u00fdch proces\u016f, mechanici za\u0159\u00edzen\u00ed, potrub\u00e1\u0159i a technici p\u0159\u00edstrojov\u00e9 techniky.<\/p>\n

K expozici m\u016f\u017ee doj\u00edt tak\u00e9 p\u0159i v\u00fdrob\u011b n\u011bkter\u00fdch z\u00e1kladn\u00edch farmaceutick\u00fdch v\u00fdrobk\u016f v\u010detn\u011b zdravotnick\u00fdch prost\u0159edk\u016f a ochrann\u00fdch pom\u016fcek a v odv\u011btv\u00ed v\u00fdroby n\u00e1bytku (nap\u0159\u00edklad p\u0159i mont\u00e1\u017en\u00edch prac\u00edch, nan\u00e1\u0161en\u00ed lepidel nebo p\u0159i laminov\u00e1n\u00ed d\u0159eva) a tak\u00e9 p\u0159i technick\u00e9m zkou\u0161en\u00ed a anal\u00fdze (analyti\u010dt\u00ed chemici, laboratorn\u00ed technici).<\/p>\n

V\u00edce o l\u00e1tce<\/h2>\n

Chloropren je t\u011bkav\u00e1, bezbarv\u00e1 kapalina. Je vysoce reaktivn\u00ed, ho\u0159lav\u00fd a vyzna\u010duje se \u0161tiplav\u00fdm z\u00e1pachem. Nejb\u011b\u017en\u011bj\u0161\u00edmi produkty pro koncov\u00e9 u\u017eivatele jsou v\u00fdrobky z polychloroprenov\u00e9ho latexu, jako jsou lepidla a kontaktn\u00ed tmely, elastick\u00e9 p\u00e1sky a pry\u017eov\u00e9 nit\u011b nebo ochrann\u00e9 rukavice.
\nV sou\u010dasn\u00e9 dob\u011b se p\u0159ipravuje z\u00e1vazn\u00e1 limitn\u00ed hodnota expozice na pracovi\u0161ti platn\u00e1 pro celou EU.<\/p>\n

Zdravotn\u00ed rizika, kter\u00e1 se mohou vyskytnout<\/h2>\n

Nejvy\u0161\u0161\u00ed potenci\u00e1l pro pracovn\u00ed expozici chloroprenu p\u0159edstavuje vdechov\u00e1n\u00ed par p\u0159\u00edtomn\u00fdch v pracovn\u00edm prostoru a kontakt s k\u016f\u017e\u00ed. Kr\u00e1tkodob\u00e1 expozice chloroprenu m\u016f\u017ee po vystaven\u00ed velmi vysok\u00fdm hladin\u00e1m expozice zp\u016fsobit z\u00e1vrat\u011b a zvracen\u00ed. Dlouhodob\u00e1 expozice chloroprenu m\u016f\u017ee zp\u016fsobit rakovinu jater a rakovinu na jin\u00fdch m\u00edstech.<\/p>\n

Co m\u016f\u017ee\u0161 ud\u011blat<\/h2>\n

Nejlep\u0161\u00edm zp\u016fsobem, jak sn\u00ed\u017eit riziko expozice, je nahradit chloropren bezpe\u010dn\u011bj\u0161\u00edmi l\u00e1tkami nebo zm\u011bnit proces. Pokud to nen\u00ed mo\u017en\u00e9, mus\u00ed\u0161 podniknout kroky ke sn\u00ed\u017een\u00ed expozice.<\/p>\n

Nej\u00fa\u010dinn\u011bj\u0161\u00ed metodou je pou\u017e\u00edv\u00e1n\u00ed automatizovan\u00fdch syst\u00e9m\u016f nebo uzav\u0159en\u00fdch syst\u00e9m\u016f, aby pracovn\u00edci nebyli v p\u0159\u00edm\u00e9m kontaktu s l\u00e1tkou.
\nK co nejv\u011bt\u0161\u00edmu sn\u00ed\u017een\u00ed expozice chloroprenu by m\u011bla b\u00fdt pou\u017eita dal\u0161\u00ed technick\u00e1 bezpe\u010dnostn\u00ed opat\u0159en\u00ed. Nap\u0159\u00edklad: bezpe\u010dn\u011bj\u0161\u00ed syst\u00e9my p\u0159enosu, lep\u0161\u00ed t\u011bsn\u011bn\u00ed a ventily a vylep\u0161en\u00e9 metody \u010di\u0161t\u011bn\u00ed, kter\u00e9 sni\u017euj\u00ed pot\u0159ebu vstupu pracovn\u00edk\u016f do za\u0159\u00edzen\u00ed. Lep\u0161\u00ed \u0159\u00edzen\u00ed proces\u016f a metody odb\u011bru vzork\u016f mohou tak\u00e9 omezit \u00faniky a expozici chloroprenu.<\/p>\n

D\u016fle\u017eit\u00e1 je dobr\u00e1 hygiena na pracovi\u0161ti, v\u010detn\u011b pravideln\u00e9ho \u00faklidu a bezpe\u010dn\u00e9ho skladov\u00e1n\u00ed. Expozice na pracovi\u0161ti by se m\u011bla pravideln\u011b kontrolovat, aby se ov\u011b\u0159ilo, \u017ee bezpe\u010dnostn\u00ed opat\u0159en\u00ed funguj\u00ed.<\/p>\n

D\u016fle\u017eit\u00e9 je tak\u00e9 omezit dobu, kterou pracovn\u00edci tr\u00e1v\u00ed v exponovan\u00fdch prostor\u00e1ch, a kontrolovat p\u0159\u00edstup do t\u011bchto m\u00edst, proto\u017ee chloropren vyvol\u00e1v\u00e1 lok\u00e1ln\u00ed podr\u00e1\u017ed\u011bn\u00ed (po\u0161kozuje nosn\u00ed epitel). Pracovn\u00edci by m\u011bli b\u00fdt pro\u0161koleni o rizic\u00edch a o tom, jak pracovat bezpe\u010dn\u011b. Mus\u00ed b\u00fdt zaji\u0161t\u011bna dobr\u00e1 osobn\u00ed hygiena, v\u010detn\u011b um\u00fdv\u00e1ren a dostatku \u010dasu na o\u010distu.<\/p>\n

U pracovn\u00edk\u016f, kte\u0159\u00ed mohou b\u00fdt exponov\u00e1ni, by m\u011bly b\u00fdt prov\u00e1d\u011bny zdravotn\u00ed prohl\u00eddky a m\u011bli by hl\u00e1sit jak\u00e9koli \u010dasn\u00e9 zdravotn\u00ed p\u0159\u00edznaky, jako je podr\u00e1\u017ed\u011bn\u00ed k\u016f\u017ee, o\u010d\u00ed a nosu, z\u00e1vrat\u011b a vypad\u00e1v\u00e1n\u00ed vlas\u016f.<\/p>\n

Pracovn\u00edci by m\u011bli pou\u017e\u00edvat ochrann\u00e9 pom\u016fcky, zejm\u00e9na rukavice a ochrann\u00fd od\u011bv. Osobn\u00ed ochrana by se v\u0161ak m\u011bla pou\u017e\u00edvat a\u017e jako posledn\u00ed mo\u017enost, po vy\u010derp\u00e1n\u00ed v\u0161ech ostatn\u00edch mo\u017en\u00fdch technick\u00fdch a organiza\u010dn\u00edch \u0159e\u0161en\u00ed.<\/p>\n

Odkazy: ECHA, RAC<\/em><\/p>\n","protected":false},"template":"","carcinogens":[8678],"class_list":["post-108607","fact","type-fact","status-publish","hentry","carcinogens-chloropren"],"yoast_head":"\nChloropren (2-chlor-1,3-butadien) - STOP carcinogens at work<\/title>\n<meta name=\"description\" content=\"Be aware of what you work with! We collected all the important information these causing substances in easy-to-understand factsheets.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/stopcarcinogensatwork.eu\/cs\/fact\/chloropren-2-chlor-13-butadien\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Chloropren (2-chlor-1,3-butadien)\" \/>\n<meta property=\"og:description\" content=\"Be aware of what you work with! 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