{"id":9762,"date":"2025-05-14T11:32:45","date_gmt":"2025-05-14T11:32:45","guid":{"rendered":"https:\/\/behzistdanesh.com\/?p=9762"},"modified":"2025-05-14T11:32:45","modified_gmt":"2025-05-14T11:32:45","slug":"pla-trays-with-improved-barrier-properties-in-map-packaging-for-sensitive-foods","status":"publish","type":"post","link":"https:\/\/behzistdanesh.com\/en\/pla-trays-with-improved-barrier-properties-in-map-packaging-for-sensitive-foods\/","title":{"rendered":"PLA trays with improved barrier properties in MAP packaging for sensitive foods"},"content":{"rendered":"<p style=\"text-align: left;\">News_The <strong>PLA4MAP<\/strong> project is developing a<strong> bio-based<\/strong>, <strong>recyclable<\/strong> packaging system that comprises a deep-drawn <strong>PLA<\/strong> (polylactic acid) container and a <strong>PLA<\/strong> sealing film. For innovative modified atmosphere packaging (MAP), specific oxygen and water vapor permeabilities must not be exceeded.<\/p>\n<p style=\"text-align: left;\">\n<p style=\"text-align: left;\">Any shortcoming regarding the water vapor permeability of the <strong>PLA<\/strong> containers can be remedied by applying an additional coating of non-polar materials, such as <strong>plant<\/strong> oils and waxes, and by crosslinking the <strong>PLA<\/strong> via electron beam (e-beam) treatment. In order to protect oxygen-sensitive foods, there is an integrated oxygen barrier consisting of a bio-based protein layer which is in principle <strong>recyclable<\/strong>.<\/p>\n<p style=\"text-align: left;\">\n<p style=\"text-align: left;\">The lid consists of <strong>PLA<\/strong> with a transparent inorganic barrier layer which does not hinder <strong>recycling<\/strong> of the material. On top of that there is a second laminated <strong>PLA<\/strong> film<\/p>\n<p style=\"text-align: left;\">14may2025<\/p>\n<p style=\"text-align: left;\"><a href=\"https:\/\/www.ivv.fraunhofer.de\/en\/packaging\/bio-based-materials-for-paper-and-film-applications\/pla4map.html\">https:\/\/www.ivv.fraunhofer.de<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>News_The PLA4MAP project is developing a bio-based, recyclable packaging system that comprises a deep-drawn PLA (polylactic acid) container and a PLA sealing film. For innovative modified atmosphere packaging (MAP), specific oxygen and water vapor permeabilities must not be exceeded. Any shortcoming regarding the water vapor permeability of the PLA containers can be remedied by applying [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":9758,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[30],"tags":[],"class_list":["post-9762","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.6 (Yoast SEO v27.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>PLA trays with improved barrier properties in MAP packaging for<\/title>\n<meta name=\"description\" content=\"The PLA4MAP project is developing a bio-based, recyclable packaging system that comprises a deep-drawn PLA (polylactic acid) container and\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" 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