{"id":3465,"date":"2024-11-28T09:49:20","date_gmt":"2024-11-28T12:49:20","guid":{"rendered":"https:\/\/elsiciliano.com.ar\/?p=3465"},"modified":"2024-11-28T09:49:20","modified_gmt":"2024-11-28T12:49:20","slug":"crearon-un-plastico-biodegradable-que-podria-revolucionar-la-lucha-contra-la-contaminacion","status":"publish","type":"post","link":"https:\/\/elsiciliano.com.ar\/?p=3465","title":{"rendered":"Crearon un pl\u00e1stico biodegradable que podr\u00eda revolucionar la lucha contra la contaminaci\u00f3n"},"content":{"rendered":"\n<p>Investigadores del centro RIKEN para la Ciencia de la Materia Emergente en Jap\u00f3n han presentado un innovador material que imita las propiedades del pl\u00e1stico convencional pero con una notable diferencia: se desintegra completamente al entrar en contacto con agua salada, sin dejar rastros de micropl\u00e1sticos. Los detalles de este desarrollo fueron publicados recientemente en la revista <em>Science<\/em>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Una soluci\u00f3n biodegradable y sostenible<\/strong><\/h3>\n\n\n\n<p>El material est\u00e1 compuesto por hexametafosfato de sodio, un fosfato en forma de anillo, y compuestos de guanidinio, que juntos forman &#8220;puentes de sal&#8221;, enlaces qu\u00edmicos reversibles que se disuelven f\u00e1cilmente en agua salada. Este dise\u00f1o permite que el pl\u00e1stico se descomponga en sus componentes b\u00e1sicos, eliminando la formaci\u00f3n de micropl\u00e1sticos, un problema ambiental cr\u00edtico.<\/p>\n\n\n\n<p>A pesar de su capacidad para degradarse, el material mantiene caracter\u00edsticas esenciales de los pl\u00e1sticos tradicionales, como resistencia, durabilidad y transparencia, lo que lo convierte en un posible reemplazo en aplicaciones industriales y de consumo masivo.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Termoformable, reciclable y parte de una econom\u00eda circular<\/strong><\/h3>\n\n\n\n<p>Adem\u00e1s de ser biodegradable, el material es termoformable, es decir, puede ser moldeado con calor, lo que facilita su reciclaje y reutilizaci\u00f3n sin p\u00e9rdida de calidad. Incluso despu\u00e9s de disolverse, los componentes b\u00e1sicos pueden recuperarse para fabricar nuevos productos, fomentando una econom\u00eda circular en la que los desechos pr\u00e1cticamente desaparecen.<\/p>\n\n\n\n<p>El l\u00edder del proyecto, Takuzo Aida, explic\u00f3: <em>&#8220;Aunque se pensaba que los enlaces reversibles en los pl\u00e1sticos supramoleculares los har\u00edan d\u00e9biles, nuestro material demuestra lo contrario. Es duradero y altamente vers\u00e1til.&#8221;<\/em><\/p>\n\n\n\n<p>Los investigadores ya han fabricado diversos objetos con este material, como pel\u00edculas delgadas, adhesivos resistentes al agua y piezas impresas en 3D, confirmando su funcionalidad para una amplia gama de usos.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Un avance frente a la crisis del pl\u00e1stico<\/strong><\/h3>\n\n\n\n<p>La contaminaci\u00f3n por pl\u00e1sticos y micropl\u00e1sticos es uno de los mayores retos ambientales. Seg\u00fan datos recientes, desde 1950 se han producido 9.200 millones de toneladas de pl\u00e1stico, de las cuales 7.000 millones han terminado como desechos. Cada a\u00f1o, millones de toneladas de pl\u00e1stico ingresan a los oc\u00e9anos, afectando ecosistemas marinos y terrestres, adem\u00e1s de representar un riesgo para la salud humana.<\/p>\n\n\n\n<p>Con la producci\u00f3n mundial de pl\u00e1sticos alcanzando niveles r\u00e9cord en 2022, este nuevo material japon\u00e9s podr\u00eda marcar un punto de inflexi\u00f3n, ofreciendo una alternativa sostenible para reducir el impacto ambiental y avanzar hacia una econom\u00eda m\u00e1s responsable y circular.<\/p>\n\n\n\n<p>Este desarrollo subraya la necesidad urgente de soluciones innovadoras para combatir la contaminaci\u00f3n pl\u00e1stica, un desaf\u00edo global que demanda acci\u00f3n inmediata y escalable.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Investigadores del centro RIKEN para la Ciencia de la Materia Emergente en Jap\u00f3n han presentado&#8230;<\/p>\n","protected":false},"author":1,"featured_media":3466,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[16,13],"tags":[1764,1765,1763],"class_list":["post-3465","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-seleccion-del-editor","category-tecnologia","tag-biodegradable","tag-contaminacion","tag-plastico"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.9 - 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