{"id":1841,"date":"2025-11-12T13:51:29","date_gmt":"2025-11-12T06:51:29","guid":{"rendered":"https:\/\/www.hoeithailand.com\/?p=1841"},"modified":"2025-11-12T13:51:31","modified_gmt":"2025-11-12T06:51:31","slug":"reusable-liquid-pouches-with-spout-reusability-concept","status":"publish","type":"post","link":"https:\/\/www.hoeithailand.com\/en\/reusable-liquid-pouches-with-spout-reusability-concept\/","title":{"rendered":"Reusable Liquid Pouches with Spout (Reusability Concept)"},"content":{"rendered":"\n<p>In recent years, the idea of <strong>Reusable Packaging<\/strong> has become a global focus across industries, especially for <strong>liquid products<\/strong>, which require strict attention to cleanliness, safety, and product quality. Designing <strong>reusable liquid pouches with spouts<\/strong> is not merely about making the packaging thicker but involves a complete systemic approach from material structure and mechanical strength to the entire usage and cleaning cycle.<\/p>\n\n\n\n<p>Reusable pouches must withstand pressure, heat, and repeated cleaning or sterilization cycles without losing their <strong>barrier properties<\/strong> or shape. Therefore, developing a <strong>reusable liquid pouch with spout<\/strong> begins with selecting suitable material structures, designing for multiple uses, and applying long-lasting sealing technology.<\/p>\n\n\n\n<p>This approach not only extends the packaging\u2019s life but also reduces <strong>plastic waste<\/strong> and <strong>carbon emissions<\/strong> from manufacturing new packages, enhances long-term cost efficiency, and maintains product consistency and safety with every reuse. It also represents the industry\u2019s commitment to the <strong>Circular Economy<\/strong>, where every piece of packaging can regain value through safe and sustainable reuse.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.hoeithailand.com\/wp-content\/uploads\/2025\/11\/HOEI-banner17H1-\u0e2b\u0e25\u0e31\u0e01\u0e01\u0e32\u0e23\u0e2d\u0e2d\u0e01\u0e41\u0e1a\u0e1a\u0e40\u0e1e\u0e37\u0e48\u0e2d\u0e01\u0e32\u0e23\u0e19\u0e33\u0e16\u0e38\u0e07\u0e1a\u0e23\u0e23\u0e08\u0e38\u0e02\u0e2d\u0e07\u0e40\u0e2b\u0e25\u0e27\u0e21\u0e32\u0e43\u0e0a\u0e49\u0e0b\u0e49\u0e33-1024x576.jpg\" alt=\"\" class=\"wp-image-1825\" style=\"width:720px;height:auto\" srcset=\"https:\/\/www.hoeithailand.com\/wp-content\/uploads\/2025\/11\/HOEI-banner17H1-\u0e2b\u0e25\u0e31\u0e01\u0e01\u0e32\u0e23\u0e2d\u0e2d\u0e01\u0e41\u0e1a\u0e1a\u0e40\u0e1e\u0e37\u0e48\u0e2d\u0e01\u0e32\u0e23\u0e19\u0e33\u0e16\u0e38\u0e07\u0e1a\u0e23\u0e23\u0e08\u0e38\u0e02\u0e2d\u0e07\u0e40\u0e2b\u0e25\u0e27\u0e21\u0e32\u0e43\u0e0a\u0e49\u0e0b\u0e49\u0e33-1024x576.jpg 1024w, https:\/\/www.hoeithailand.com\/wp-content\/uploads\/2025\/11\/HOEI-banner17H1-\u0e2b\u0e25\u0e31\u0e01\u0e01\u0e32\u0e23\u0e2d\u0e2d\u0e01\u0e41\u0e1a\u0e1a\u0e40\u0e1e\u0e37\u0e48\u0e2d\u0e01\u0e32\u0e23\u0e19\u0e33\u0e16\u0e38\u0e07\u0e1a\u0e23\u0e23\u0e08\u0e38\u0e02\u0e2d\u0e07\u0e40\u0e2b\u0e25\u0e27\u0e21\u0e32\u0e43\u0e0a\u0e49\u0e0b\u0e49\u0e33-300x169.jpg 300w, https:\/\/www.hoeithailand.com\/wp-content\/uploads\/2025\/11\/HOEI-banner17H1-\u0e2b\u0e25\u0e31\u0e01\u0e01\u0e32\u0e23\u0e2d\u0e2d\u0e01\u0e41\u0e1a\u0e1a\u0e40\u0e1e\u0e37\u0e48\u0e2d\u0e01\u0e32\u0e23\u0e19\u0e33\u0e16\u0e38\u0e07\u0e1a\u0e23\u0e23\u0e08\u0e38\u0e02\u0e2d\u0e07\u0e40\u0e2b\u0e25\u0e27\u0e21\u0e32\u0e43\u0e0a\u0e49\u0e0b\u0e49\u0e33-768x432.jpg 768w, https:\/\/www.hoeithailand.com\/wp-content\/uploads\/2025\/11\/HOEI-banner17H1-\u0e2b\u0e25\u0e31\u0e01\u0e01\u0e32\u0e23\u0e2d\u0e2d\u0e01\u0e41\u0e1a\u0e1a\u0e40\u0e1e\u0e37\u0e48\u0e2d\u0e01\u0e32\u0e23\u0e19\u0e33\u0e16\u0e38\u0e07\u0e1a\u0e23\u0e23\u0e08\u0e38\u0e02\u0e2d\u0e07\u0e40\u0e2b\u0e25\u0e27\u0e21\u0e32\u0e43\u0e0a\u0e49\u0e0b\u0e49\u0e33-1536x864.jpg 1536w, https:\/\/www.hoeithailand.com\/wp-content\/uploads\/2025\/11\/HOEI-banner17H1-\u0e2b\u0e25\u0e31\u0e01\u0e01\u0e32\u0e23\u0e2d\u0e2d\u0e01\u0e41\u0e1a\u0e1a\u0e40\u0e1e\u0e37\u0e48\u0e2d\u0e01\u0e32\u0e23\u0e19\u0e33\u0e16\u0e38\u0e07\u0e1a\u0e23\u0e23\u0e08\u0e38\u0e02\u0e2d\u0e07\u0e40\u0e2b\u0e25\u0e27\u0e21\u0e32\u0e43\u0e0a\u0e49\u0e0b\u0e49\u0e33.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Key Design Principles for Reusable Liquid Pouches with Spout<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. Material Structure: Designed for Cleaning and Sterilization<\/h3>\n\n\n\n<p>The heart of reusable packaging lies in its <strong>multi-layer film<\/strong>, where each layer serves a distinct function:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Outer Layer:<\/strong> Provides strength and pressure resistance. Common materials include <strong>PET<\/strong> or <strong>PA (Nylon)<\/strong>.<br><\/li>\n\n\n\n<li><strong>Barrier Layer:<\/strong> Prevents oxygen, odor, and moisture transmission, typically made from <strong>EVOH (Ethylene Vinyl Alcohol)<\/strong>.<br><\/li>\n\n\n\n<li><strong>Sealant Layer:<\/strong> Used for sealing and direct liquid contact, often <strong>LLDPE<\/strong> or <strong>food-grade PE<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p><strong>Important Note:<\/strong> For reusable applications, <strong>avoid PET\/AL\/PE or METPET\/PE structures<\/strong>, as the aluminum or metallized layers degrade under heat and repeated washing.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Sufficient Thickness and Durability<\/h3>\n\n\n\n<p>Film thickness is crucial for reusability. A <strong>reusable liquid pouch with spout<\/strong> should have a minimum thickness of <strong>100\u2013150 microns<\/strong> to resist torsion, pressure, and liquid force without deforming.<\/p>\n\n\n\n<p>The <strong>seal area<\/strong> must also be wider and denser than standard designs to prevent leakage after multiple washing and refilling cycles.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Specialized Cap and Refill Port Design<\/h3>\n\n\n\n<p>What makes reusable pouches different from standard pouches is the <strong>cap system (Refill Cap\/Spout)<\/strong>, which allows repeated opening and closing without damaging the structure.<\/p>\n\n\n\n<p>Recommended features include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Screw Cap<\/strong> or <strong>Flip-top Cap<\/strong> that tightly seals against liquid pressure.<br><\/li>\n\n\n\n<li><strong>Leak-proof liner<\/strong> inside the cap to maintain hygiene and prevent air ingress.<br><\/li>\n\n\n\n<li>For <strong>industrial or cosmetic applications<\/strong>, the refill port should be compatible with <strong>Refill Stations<\/strong> or <strong>Automatic Refill Systems<\/strong> for efficient refilling.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4. Cleaning and Sterilization System Integration<\/h3>\n\n\n\n<p>Designing for <strong>reusability<\/strong> goes beyond choosing materials; it also includes <strong>cleanability<\/strong>. To ensure hygienic reuse, pouches must:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Use materials resistant to at least <strong>80\u00b0C<\/strong> for hot-water washing.<br><\/li>\n\n\n\n<li>Have smooth internal surfaces with no deep folds or creases to prevent bacterial buildup.<br><\/li>\n\n\n\n<li>Undergo testing with <strong>CIP (Clean-in-Place)<\/strong> or <strong>high-pressure washing systems<\/strong> to ensure complete cleaning coverage.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5. Traceability and Reuse Tracking System<\/h3>\n\n\n\n<p>To ensure safety and quality control in industrial reuse, pouches should include <strong>traceability systems<\/strong> such as:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>QR codes<\/strong> or <strong>serial numbers<\/strong> to track reuse cycles.<br><\/li>\n\n\n\n<li><strong>Production and reuse dates<\/strong> for accurate recordkeeping.<br><\/li>\n\n\n\n<li><strong>Pre-use inspection protocols<\/strong> to identify and eliminate pouches with leaks or seal damage.<br><\/li>\n<\/ul>\n\n\n\n<p>This traceability builds confidence among manufacturers and consumers that every reused pouch meets strict quality standards.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.hoeithailand.com\/wp-content\/uploads\/2025\/11\/HOEI-banner17H2-\u0e01\u0e32\u0e23\u0e17\u0e14\u0e2a\u0e2d\u0e1a\u0e16\u0e38\u0e07\u0e1a\u0e23\u0e23\u0e08\u0e38\u0e02\u0e2d\u0e07\u0e40\u0e2b\u0e25\u0e27\u0e23\u0e39\u0e1b\u0e41\u0e1a\u0e1a\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19-\u0e40\u0e1e\u0e37\u0e48\u0e2d\u0e01\u0e32\u0e23\u0e19\u0e33\u0e01\u0e25\u0e31\u0e1a\u0e21\u0e32\u0e43\u0e0a\u0e49\u0e0b\u0e49\u0e33-1024x576.jpg\" alt=\"\" class=\"wp-image-1827\" style=\"width:691px;height:auto\" srcset=\"https:\/\/www.hoeithailand.com\/wp-content\/uploads\/2025\/11\/HOEI-banner17H2-\u0e01\u0e32\u0e23\u0e17\u0e14\u0e2a\u0e2d\u0e1a\u0e16\u0e38\u0e07\u0e1a\u0e23\u0e23\u0e08\u0e38\u0e02\u0e2d\u0e07\u0e40\u0e2b\u0e25\u0e27\u0e23\u0e39\u0e1b\u0e41\u0e1a\u0e1a\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19-\u0e40\u0e1e\u0e37\u0e48\u0e2d\u0e01\u0e32\u0e23\u0e19\u0e33\u0e01\u0e25\u0e31\u0e1a\u0e21\u0e32\u0e43\u0e0a\u0e49\u0e0b\u0e49\u0e33-1024x576.jpg 1024w, https:\/\/www.hoeithailand.com\/wp-content\/uploads\/2025\/11\/HOEI-banner17H2-\u0e01\u0e32\u0e23\u0e17\u0e14\u0e2a\u0e2d\u0e1a\u0e16\u0e38\u0e07\u0e1a\u0e23\u0e23\u0e08\u0e38\u0e02\u0e2d\u0e07\u0e40\u0e2b\u0e25\u0e27\u0e23\u0e39\u0e1b\u0e41\u0e1a\u0e1a\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19-\u0e40\u0e1e\u0e37\u0e48\u0e2d\u0e01\u0e32\u0e23\u0e19\u0e33\u0e01\u0e25\u0e31\u0e1a\u0e21\u0e32\u0e43\u0e0a\u0e49\u0e0b\u0e49\u0e33-300x169.jpg 300w, https:\/\/www.hoeithailand.com\/wp-content\/uploads\/2025\/11\/HOEI-banner17H2-\u0e01\u0e32\u0e23\u0e17\u0e14\u0e2a\u0e2d\u0e1a\u0e16\u0e38\u0e07\u0e1a\u0e23\u0e23\u0e08\u0e38\u0e02\u0e2d\u0e07\u0e40\u0e2b\u0e25\u0e27\u0e23\u0e39\u0e1b\u0e41\u0e1a\u0e1a\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19-\u0e40\u0e1e\u0e37\u0e48\u0e2d\u0e01\u0e32\u0e23\u0e19\u0e33\u0e01\u0e25\u0e31\u0e1a\u0e21\u0e32\u0e43\u0e0a\u0e49\u0e0b\u0e49\u0e33-768x432.jpg 768w, https:\/\/www.hoeithailand.com\/wp-content\/uploads\/2025\/11\/HOEI-banner17H2-\u0e01\u0e32\u0e23\u0e17\u0e14\u0e2a\u0e2d\u0e1a\u0e16\u0e38\u0e07\u0e1a\u0e23\u0e23\u0e08\u0e38\u0e02\u0e2d\u0e07\u0e40\u0e2b\u0e25\u0e27\u0e23\u0e39\u0e1b\u0e41\u0e1a\u0e1a\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19-\u0e40\u0e1e\u0e37\u0e48\u0e2d\u0e01\u0e32\u0e23\u0e19\u0e33\u0e01\u0e25\u0e31\u0e1a\u0e21\u0e32\u0e43\u0e0a\u0e49\u0e0b\u0e49\u0e33-1536x864.jpg 1536w, https:\/\/www.hoeithailand.com\/wp-content\/uploads\/2025\/11\/HOEI-banner17H2-\u0e01\u0e32\u0e23\u0e17\u0e14\u0e2a\u0e2d\u0e1a\u0e16\u0e38\u0e07\u0e1a\u0e23\u0e23\u0e08\u0e38\u0e02\u0e2d\u0e07\u0e40\u0e2b\u0e25\u0e27\u0e23\u0e39\u0e1b\u0e41\u0e1a\u0e1a\u0e21\u0e32\u0e15\u0e23\u0e10\u0e32\u0e19-\u0e40\u0e1e\u0e37\u0e48\u0e2d\u0e01\u0e32\u0e23\u0e19\u0e33\u0e01\u0e25\u0e31\u0e1a\u0e21\u0e32\u0e43\u0e0a\u0e49\u0e0b\u0e49\u0e33.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Standard Testing for Reusable Liquid Pouches with Spout<\/h2>\n\n\n\n<p>Testing is a crucial step to verify that reusable pouches can maintain physical integrity and product safety throughout their lifecycle. Multiple standardized tests simulate real-world conditions such as washing, refilling, transportation, and storage to ensure safe reuse.<\/p>\n\n\n\n<p>Below are the key international testing standards applied in the liquid pouch industry:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Drop Test<\/h3>\n\n\n\n<p>Tests the pouch\u2019s impact resistance by dropping it vertically from <strong>1 meter<\/strong> (according to <strong>ASTM D5276<\/strong> or <strong>ISO 4180<\/strong>).<br>The pouch must <strong>not leak, split, or tear<\/strong> after at least five drops, ensuring structural durability.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Seal Strength Test<\/h3>\n\n\n\n<p>Measured using <strong>ASTM F88<\/strong> standards to evaluate <strong>seal strength<\/strong>.<br>Reusable pouches should maintain <strong>30\u201340 N\/15 mm<\/strong> minimum seal strength after <strong>10 cycles of hot-water washing<\/strong> to guarantee consistent sealing integrity.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Oxygen Transmission Rate (OTR)<\/h3>\n\n\n\n<p>Evaluated using <strong>ASTM D3985<\/strong> to measure oxygen barrier performance after multiple reuses.<br>The <strong>OTR value<\/strong> should not increase more than <strong>10\u201315%<\/strong> from the initial reading, ensuring the preservation of liquids such as detergents, shampoos, or sauces.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. Water Vapor Transmission Rate (WVTR)<\/h3>\n\n\n\n<p>Measures moisture barrier performance after repeated washing and drying.<br>The <strong>WVTR change<\/strong> should remain below <strong>20%<\/strong> compared to the initial test to prevent moisture absorption that can alter product aroma or quality.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5. Reuse Cycle Test<\/h3>\n\n\n\n<p>Simulates <strong>10\u201320 continuous wash, refill, and seal cycles<\/strong> using <strong>80\u00b0C hot water<\/strong> and <strong>food-grade detergents<\/strong>.<br>After each cycle, the following factors are examined:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Changes in film color or surface dullness.<br><\/li>\n\n\n\n<li>Structural stability of seals and caps.<br><\/li>\n\n\n\n<li>Barrier layer density (measured with a <strong>Gas Permeation Analyzer<\/strong>).<br><\/li>\n<\/ul>\n\n\n\n<p>Pouches that maintain performance for <strong>5, 10, or 20 cycles<\/strong> without quality loss are certified as reusable under industrial standards.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6. Microbial Residue Test<\/h3>\n\n\n\n<p>After repeated cleaning and sterilization, the inner surface of the pouch is sampled to detect bacterial or fungal residues.<br>According to <strong>ISO 11737-1<\/strong>, compliant pouches must show <strong>no microbial growth<\/strong>, ensuring hygienic safety before refilling.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">HOEI\u2019s Liquid Pouch with Spout: Applying the Reusability Concept<\/h2>\n\n\n\n<p>True <strong>design for reuse<\/strong> requires in-depth understanding of materials, structure, and system functionality. A well-designed pouch must withstand <strong>pressure, heat, and cleaning<\/strong> without compromising quality.<\/p>\n\n\n\n<p><strong>HOEI\u2019s <\/strong><a href=\"https:\/\/www.hoeithailand.com\/en\/product\/flexible-package\/pouch-type\/spout-pouches\/\"><strong>liquid pouch with spout<\/strong><\/a> embodies the <strong>Design for Reuse<\/strong> concept from the start, constructed with <strong>multi-layer films<\/strong> that balance strength, barrier protection, and recyclability. Each pouch undergoes <strong>international-standard testing<\/strong> for tensile strength and seal integrity to ensure long-term reusability in industrial applications.This approach reflects <strong>HOEI\u2019s commitment<\/strong> to creating <strong>sustainable, safe, and circular packaging<\/strong> that helps manufacturers reduce waste, enhance product quality, and build long-term consumer trust.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In recent years, the idea of Reusable Packaging has become a global focus across industries, especially for liquid products, which require strict attention to cleanliness, safety, and product quality. Designing reusable liquid pouches with spouts is not merely about making the packaging thicker but involves a complete systemic approach from material structure and mechanical strength [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1842,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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