{"id":15,"date":"2026-02-01T08:34:27","date_gmt":"2026-02-01T08:34:27","guid":{"rendered":"https:\/\/glovostore.com\/blog\/?p=15"},"modified":"2026-03-23T09:40:43","modified_gmt":"2026-03-23T09:40:43","slug":"materiales-utilizan-fabricar-envases-alimentos","status":"publish","type":"post","link":"https:\/\/glovostore.com\/blog\/materiales-utilizan-fabricar-envases-alimentos\/","title":{"rendered":"Qu\u00e9 materiales se utilizan para fabricar envases para alimentos"},"content":{"rendered":"\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>En el panorama actual de la industria alimentaria, la elecci\u00f3n del material de envasado ya no es solo una cuesti\u00f3n de costes o log\u00edstica. Con la plena entrada en vigor del <strong>Reglamento Europeo de Envases y Residuos de Envases (PPWR)<\/strong> en febrero de 2025, la sostenibilidad, la reciclabilidad real y la ausencia de sustancias qu\u00edmicas nocivas son los ejes que definen la competitividad de una marca.<\/p>\n\n\n\n<!--more-->\n\n\n\n<p>A continuaci\u00f3n, analizamos los materiales t\u00e9cnicos que lideran el sector, sus propiedades de barrera y el cumplimiento normativo necesario para garantizar la seguridad del consumidor.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">1. Pl\u00e1sticos t\u00e9cnicos: Hacia el monomaterial y el rPET<\/h2>\n\n\n\n<p>A pesar de la presi\u00f3n regulatoria, el pl\u00e1stico sigue siendo fundamental por su versatilidad. Sin embargo, la tendencia para 2026 es la transici\u00f3n del pl\u00e1stico virgen hacia soluciones de econom\u00eda circular.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>rPET (PET Reciclado):<\/strong> Ya no es una opci\u00f3n, sino una obligaci\u00f3n competitiva. El rPET destaca por su transparencia y capacidad para mantener la frescura en bebidas y bandejas de alimentos frescos.<\/li>\n\n\n\n<li><strong>Polipropileno (PP):<\/strong> El material de elecci\u00f3n para envases que requieren resistencia t\u00e9rmica (microondas o llenado en caliente). Es ligero y su reciclabilidad mec\u00e1nica est\u00e1 muy avanzada.<\/li>\n\n\n\n<li><strong>Polietileno (HDPE y LDPE):<\/strong> Utilizado principalmente en botellas de leche y films flexibles. La innovaci\u00f3n actual se centra en estructuras <strong>monomateriales<\/strong> que facilitan el reciclaje, sustituyendo a los complejos multicapa imposibles de separar.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">2. El Resurgimiento de la celulosa: Papel y cart\u00f3n de alta barrera<\/h2>\n\n\n\n<p>El papel est\u00e1 ganando terreno en categor\u00edas donde antes era impensable gracias a los nuevos <strong>recubrimientos de base acuosa<\/strong> que sustituyen a los laminados pl\u00e1sticos.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Propiedades:<\/strong> Biodegradable y percibido positivamente por el consumidor.<\/li>\n\n\n\n<li><strong>Innovaci\u00f3n 2026:<\/strong> Se est\u00e1n implementando barreras minerales y ceras vegetales que protegen contra la grasa y la humedad, permitiendo que el cart\u00f3n sea 100% compostable seg\u00fan la norma <strong>EN 13432<\/strong>.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">3. Vidrio y metal: Los cl\u00e1sicos de la seguridad permanente<\/h2>\n\n\n\n<p>Estos materiales son la referencia en cuanto a <strong>seguridad alimentaria absoluta<\/strong>, ya que no presentan riesgo de migraci\u00f3n de part\u00edculas org\u00e1nicas.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Vidrio:<\/strong> 100% reciclable de forma infinita. Su reto principal es el peso, lo que est\u00e1 impulsando el desarrollo de botellas de \u00abvidrio ligero\u00bb para reducir la huella de carbono en el transporte.<\/li>\n\n\n\n<li><strong>Aluminio y Acero:<\/strong> Esenciales para conservas. El aluminio destaca por su barrera total contra la luz y el ox\u00edgeno, extendiendo la vida \u00fatil del producto sin necesidad de refrigeraci\u00f3n.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">4. Biopl\u00e1sticos y materiales compostables<\/h2>\n\n\n\n<p>El 2026 marca un punto de inflexi\u00f3n para materiales como el <strong>PLA (\u00c1cido Polil\u00e1ctico)<\/strong> y los <strong>PHA (Polihidroxialcanoatos)<\/strong>.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Origen:<\/strong> Derivados de fuentes renovables como el ma\u00edz o la ca\u00f1a de az\u00facar.<\/li>\n\n\n\n<li><strong>Uso estrat\u00e9gico:<\/strong> Ideales para envases que suelen contaminarse con restos de comida (como cajas de pizza o c\u00e1psulas de caf\u00e9), donde el compostaje es m\u00e1s eficiente que el reciclaje mec\u00e1nico.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Requisitos normativos y seguridad (Actualizaci\u00f3n 2026)<\/h2>\n\n\n\n<p>Para cumplir los requisitos normativos y de seguridad, es crucial destacar los cambios legales que afectan a la fabricaci\u00f3n:<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>Prohibici\u00f3n de PFAS y BPA:<\/strong> A partir de agosto de 2026, el uso de sustancias perfluoroalquiladas (PFAS) y el Bisfenol A (BPA) queda estrictamente restringido en envases en contacto con alimentos debido a su potencial como disruptores endocrinos.<\/li>\n\n\n\n<li><strong>Pasaporte Digital de Producto:<\/strong> Los nuevos envases deben incluir sistemas de trazabilidad (como c\u00f3digos QR 2D) que informen al consumidor sobre el origen del material y las instrucciones exactas de reciclaje.<\/li>\n\n\n\n<li><strong>Dise\u00f1o para el Reciclaje (Eco-dise\u00f1o):<\/strong> Ya no basta con que un envase sea \u00abreciclable en teor\u00eda\u00bb. La normativa exige que existan infraestructuras reales que procesen dicho material a gran escala.<\/li>\n<\/ol>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>Nota de experto:<\/strong> Si su empresa est\u00e1 en proceso de transici\u00f3n, priorice los <strong>monomateriales<\/strong>. La simplificaci\u00f3n de la estructura del envase es la forma m\u00e1s segura de garantizar el cumplimiento del PPWR 2026 y reducir las tasas por responsabilidad ampliada del productor.<\/p>\n<\/blockquote>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>Material<\/strong><\/td><td><strong>Capacidad de Barrera<\/strong><\/td><td><strong>Reciclabilidad<\/strong><\/td><td><strong>Uso Principal<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>PET \/ rPET<\/strong><\/td><td>Alta (Gases)<\/td><td>Muy Alta<\/td><td>Bebidas, ensaladas<\/td><\/tr><tr><td><strong>Vidrio<\/strong><\/td><td>Total (Inerte)<\/td><td>Infinita<\/td><td>Aceites, conservas premium<\/td><\/tr><tr><td><strong>Aluminio<\/strong><\/td><td>Total (Luz\/O2)<\/td><td>Alta<\/td><td>Refrescos, conservas<\/td><\/tr><tr><td><strong>Cart\u00f3n Barrera<\/strong><\/td><td>Media<\/td><td>Alta<\/td><td>L\u00e1cteos, productos secos<\/td><\/tr><tr><td><strong>Biopl\u00e1sticos<\/strong><\/td><td>Variable<\/td><td>Compostaje<\/td><td>Fruta, conveniencia<\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>En el panorama actual de la industria alimentaria, la elecci\u00f3n del material de envasado ya no es solo una cuesti\u00f3n de costes o log\u00edstica. Con la plena entrada en vigor del Reglamento Europeo de Envases y Residuos de Envases (PPWR) en febrero de 2025, la sostenibilidad, la reciclabilidad real y la ausencia de sustancias qu\u00edmicas [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":17,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-15","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-envases"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Qu\u00e9 materiales se utilizan para fabricar envases para alimentos - Gu\u00eda de Packaging alimentario: Conservaci\u00f3n, higiene y presentaci\u00f3n<\/title>\n<meta name=\"description\" content=\"Descubre los materiales clave para envases alimentarios: del rPET al cart\u00f3n de alta barrera. 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