{"id":1489,"date":"2025-03-26T02:39:39","date_gmt":"2025-03-26T02:39:39","guid":{"rendered":"https:\/\/www.packagingofchina.com\/?p=1489"},"modified":"2025-03-26T02:40:03","modified_gmt":"2025-03-26T02:40:03","slug":"do-coffee-bags-keep-coffee-fresh","status":"publish","type":"post","link":"https:\/\/www.packagingofchina.com\/fr\/do-coffee-bags-keep-coffee-fresh\/","title":{"rendered":"Les sachets de caf\u00e9 conservent-ils la fra\u00eecheur du caf\u00e9 ? D\u00e9couvrez les secrets d'une saveur plus durable"},"content":{"rendered":"<p>Packaging plays a key role in coffee preservation. <strong>Custom coffee bags<\/strong> that are used to pack coffee are not just containers but the &#8220;guardians&#8221; of the flavor and aroma of the coffee. Why are coffee bags so significant to coffee freshness? <strong><a href=\"https:\/\/www.packagingofchina.com\/fr\/\">PACK DQ <\/a><\/strong>has the solution to this question for the following reasons.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_80 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table des mati\u00e8res<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table des mati\u00e8res\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.packagingofchina.com\/fr\/do-coffee-bags-keep-coffee-fresh\/#One-Way_Venting_%E2%80%93_Keeping_Coffee_Fresh\" >One-Way Venting &#8211; Keeping Coffee Fresh<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.packagingofchina.com\/fr\/do-coffee-bags-keep-coffee-fresh\/#Multi-layer_Material_%E2%80%93_Comprehensive_Protection_Against_External_Attacks\" >Multi-layer Material &#8211; Comprehensive Protection Against External Attacks<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.packagingofchina.com\/fr\/do-coffee-bags-keep-coffee-fresh\/#Re-sealable_Design_%E2%80%93_Keep_Coffee_Fresh_for_A_Long_Time\" >Re-sealable Design &#8211; Keep Coffee Fresh for A Long Time<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.packagingofchina.com\/fr\/do-coffee-bags-keep-coffee-fresh\/#Customized_Packaging_to_Meet_Brand_Needs\" >Customized Packaging to Meet Brand Needs<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"One-Way_Venting_%E2%80%93_Keeping_Coffee_Fresh\"><\/span>One-Way Venting &#8211; Keeping Coffee Fresh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1266\" height=\"643\" src=\"https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/03\/Do-Coffee-Bags-Keep-Coffee-Fresh.webp\" alt=\"Les sacs \u00e0 caf\u00e9 conservent-ils la fra\u00eecheur du caf\u00e9 ?\" class=\"wp-image-1490\" srcset=\"https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/03\/Do-Coffee-Bags-Keep-Coffee-Fresh.webp 1266w, https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/03\/Do-Coffee-Bags-Keep-Coffee-Fresh-300x152.webp 300w, https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/03\/Do-Coffee-Bags-Keep-Coffee-Fresh-768x390.webp 768w, https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/03\/Do-Coffee-Bags-Keep-Coffee-Fresh-18x9.webp 18w, https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/03\/Do-Coffee-Bags-Keep-Coffee-Fresh-1200x609.webp 1200w, https:\/\/www.packagingofchina.com\/wp-content\/uploads\/2025\/03\/Do-Coffee-Bags-Keep-Coffee-Fresh-600x305.webp 600w\" sizes=\"(max-width: 1266px) 100vw, 1266px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n<\/div>\n\n\n\n<p>First of all, there is the presence of one-way exhaust valves in most coffee bags. Newly roasted coffee beans will off-gas carbon dioxide naturally, and the gas, when not released on time, will accumulate inside the bag, affecting the sealing of the coffee bag. Carbon dioxide, when accumulated, will accelerate the oxidation of coffee, leading to a loss of flavor and aroma. Valve coffee bags can effectively emit carbon dioxide and prevent oxygen from entering to avoid oxidization of the coffee. This way, the coffee bag can provide an ideal environment for coffee storage and extend the coffee&#8217;s freshness.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Multi-layer_Material_%E2%80%93_Comprehensive_Protection_Against_External_Attacks\"><\/span>Multi-layer Material &#8211; Comprehensive Protection Against External Attacks<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Apart from the exhaust role, the majority of coffee bags also use multi-layer composite materials. Multi-layer materials can effectively isolate air and ultraviolet light and keep caffeine away from light and oxygen exposure to avoid aroma loss. It has been shown that UV light and air are two of the main causes of coffee quality degradation. Opaque and sealed design can offer optimum protection for coffee beans and maintain their flavor and taste.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Re-sealable_Design_%E2%80%93_Keep_Coffee_Fresh_for_A_Long_Time\"><\/span>Re-sealable Design &#8211; Keep Coffee Fresh for A Long Time<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Furthermore, the resealable property is also a very convenient way to maintain freshness. Custom coffee bags allow customers to reseal the mouth of the bag after each use, thus reducing exposure to air and further protecting the freshness of the coffee. This way, the coffee beans can maintain their original flavor with each opening of the bag so that each cup of coffee can enjoy a fresh flavor.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Customized_Packaging_to_Meet_Brand_Needs\"><\/span>Customized Packaging to Meet Brand Needs<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>As a custom coffee bag manufacturer, <strong><a href=\"https:\/\/www.packagingofchina.com\/fr\/\">PACK DQ<\/a><\/strong> focuses on providing customers with personalized wholesale coffee bags. We can custom coffee bags with one-way exhaust valves for different packaging quantities according to your needs. Whether it&#8217;s high-quality multi-layer composite materials or unique printing designs, we can provide a <strong><a href=\"https:\/\/www.packagingofchina.com\/fr\/custom-flexible-packaging-solutions\/\">one-stop solution<\/a><\/strong> to make your coffee packaging both functional and branded.<\/p>\n\n\n\n<p><strong><a href=\"https:\/\/www.packagingofchina.com\/fr\/contact\/\">Contact us today<\/a><\/strong> to create the perfect coffee packaging experience that will keep your coffee at optimal freshness for every cup!<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Packaging plays a key role in coffee preservation. Custom coffee bags that are used to pack coffee are not just containers but the &#8220;guardians&#8221; of the flavor and aroma of the coffee. Why are coffee bags so significant to coffee freshness? DQ PACK has the solution to this question for the following reasons. One-Way Venting [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1492,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-1489","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packagingofchina.com\/fr\/wp-json\/wp\/v2\/posts\/1489","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packagingofchina.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.packagingofchina.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.packagingofchina.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.packagingofchina.com\/fr\/wp-json\/wp\/v2\/comments?post=1489"}],"version-history":[{"count":0,"href":"https:\/\/www.packagingofchina.com\/fr\/wp-json\/wp\/v2\/posts\/1489\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packagingofchina.com\/fr\/wp-json\/wp\/v2\/media\/1492"}],"wp:attachment":[{"href":"https:\/\/www.packagingofchina.com\/fr\/wp-json\/wp\/v2\/media?parent=1489"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.packagingofchina.com\/fr\/wp-json\/wp\/v2\/categories?post=1489"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.packagingofchina.com\/fr\/wp-json\/wp\/v2\/tags?post=1489"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}