{"id":11556,"date":"2025-05-27T22:51:16","date_gmt":"2025-05-27T15:51:16","guid":{"rendered":"https:\/\/vietextile.com\/?p=11556"},"modified":"2025-09-04T12:03:33","modified_gmt":"2025-09-04T05:03:33","slug":"functional-fiber-production-technology-2","status":"publish","type":"post","link":"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/","title":{"rendered":"Modern Functional Fiber Production Technology: From Core to Surface"},"content":{"rendered":"\n<p><strong>Functional fibers<\/strong> can be antibacterial, odor-eliminating, or UV-protective, but how are they created? This article will give you a comprehensive understanding of <strong>functional fiber production technology<\/strong>. To learn about common fiber types and current usage trends, you can refer to the overview article &#8220;<a href=\"https:\/\/vietextile.com\/soi-tinh-nang-la-gi-ung-dung-trong-nganh-det-may-hien-dai\/\">What is functional fiber? Applications in modern textiles.<\/a>&#8220;<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"629\" src=\"https:\/\/vietextile.com\/wp-content\/uploads\/2025\/05\/Cong-Nghe-San-Xuat-Soi-Tinh-Nang-H2-1024x629.jpg\" alt=\"\" class=\"wp-image-6706\" title=\"\" srcset=\"https:\/\/vietextile.com\/wp-content\/uploads\/2025\/05\/Cong-Nghe-San-Xuat-Soi-Tinh-Nang-H2-1024x629.jpg 1024w, https:\/\/vietextile.com\/wp-content\/uploads\/2025\/05\/Cong-Nghe-San-Xuat-Soi-Tinh-Nang-H2-300x184.jpg 300w, https:\/\/vietextile.com\/wp-content\/uploads\/2025\/05\/Cong-Nghe-San-Xuat-Soi-Tinh-Nang-H2-768x472.jpg 768w, https:\/\/vietextile.com\/wp-content\/uploads\/2025\/05\/Cong-Nghe-San-Xuat-Soi-Tinh-Nang-H2.jpg 1189w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Overview_of_Modern_Functional_Fiber_Production_Technology_Trends\"><\/span><strong>1. Overview of Modern Functional Fiber Production Technology Trends<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_80 ez-toc-wrap-left-text counter-hierarchy ez-toc-counter ez-toc-white ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">N\u1ed9i dung t\u00f3m t\u1eaft<\/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 of Content\"><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 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#1_Overview_of_Modern_Functional_Fiber_Production_Technology_Trends\" >1. Overview of Modern Functional Fiber Production Technology Trends<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#2_Classifying_Functional_Fiber_Production_Technology\" >2. Classifying Functional Fiber Production Technology<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#21_Intrinsic_Functional_Integration_from_the_core\" >2.1. Intrinsic Functional Integration (from the core)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#22_Extrinsic_Functional_Treatment_surface_treatment\" >2.2. Extrinsic Functional Treatment (surface treatment)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#3_Intrinsic_Functional_Fiber_Technology\" >3. Intrinsic Functional Fiber Technology<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#4_Extrinsic_Functional_Fiber_Technology\" >4. Extrinsic Functional Fiber Technology<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#41_Coating_Finishing\" >4.1. Coating \/ Finishing:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#42_Plasma_Treatment\" >4.2. Plasma Treatment:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#43_Enzyme_Treatment\" >4.3. Enzyme Treatment:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#5_Commonly_Used_Functional_Materials\" >5. Commonly Used Functional Materials<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#51_Nano-silver_Ag\" >5.1. Nano-silver (Ag+)&nbsp;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#52_Bio-enzymes\" >5.2. Bio-enzymes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#53_Nano-zinc_ZnO\" >5.3. Nano-zinc (ZnO)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#54_Titanium_dioxide\" >5.4. Titanium dioxide<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#55_Activated_charcoal\" >5.5. Activated charcoal<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#6_Technical_Standards_and_Testing\" >6. Technical Standards and Testing<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#61_ISO_20743_%E2%80%93_For_Antibacterial_Fibers\" >6.1. ISO 20743 \u2013 For Antibacterial Fibers<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#62_ISO_17299_%E2%80%93_For_Odor-Eliminating_Fibers\" >6.2. ISO 17299 \u2013 For Odor-Eliminating Fibers<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#63_OEKO-TEX_STANDARD_100\" >6.3. OEKO-TEX STANDARD 100<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#7_Challenges_and_Future_Development_Trends\" >7. Challenges and Future Development Trends<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#71_Functional_Durability_After_Washing\" >7.1. Functional Durability After Washing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#72_Cost_Optimization_for_Large-Scale_Production\" >7.2. Cost Optimization for Large-Scale Production<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#73_New_Development_Trends\" >7.3. New Development Trends<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#8_Frequently_Asked_Questions_FAQ\" >8. Frequently Asked Questions (FAQ)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"#\" data-href=\"https:\/\/vietextile.com\/en\/functional-fiber-production-technology-2\/#9_Contact_for_Custom_Functional_Fiber_Production_Consultation\" >9. Contact for Custom Functional Fiber Production Consultation<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n\n<p>The development of technology and the increasing demand for health, aesthetics, and convenience have driven significant changes in the textile industry. In this evolution, <strong>functional fiber<\/strong> is a crucial step forward, as it is not just a simple textile material but also carries functional value for the user.<\/p>\n\n\n\n<p>From fibers with antibacterial, deodorizing, anti-UV, flame-retardant, and quick-drying properties\u2014many of which have been analyzed in the article &#8220;<a href=\"https:\/\/vietextile.com\/en\/antibacterial-fiber-5\/\">A Comparison of Antibacterial and Conventional Fiber &#8211; Superior Advantages in Modern Textiles.<\/a>&#8220;<\/p>\n\n\n\n<p>The core difference between conventional and <strong>functional fibers<\/strong> lies in the production method: integrating properties from within (intrinsic) or adding supplementary treatments from the outside (extrinsic).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Classifying_Functional_Fiber_Production_Technology\"><\/span><strong>2. Classifying Functional Fiber Production Technology<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Currently, <strong>functional fiber production technology<\/strong> is divided into two main approaches:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"21_Intrinsic_Functional_Integration_from_the_core\"><\/span><strong>2.1. Intrinsic Functional Integration (from the core)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>This technology allows manufacturers to blend functional particles (such as nano-silver, ceramics, or bioactive compounds) directly into the polymer base before spinning the fiber. As a result, the antibacterial or deodorizing properties are &#8220;firmly attached&#8221; to the fiber and last longer.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"22_Extrinsic_Functional_Treatment_surface_treatment\"><\/span><strong>2.2. Extrinsic Functional Treatment (surface treatment)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>After spinning the fiber or weaving the fabric, manufacturers can add functional properties by coating, immersion, or using enzyme or plasma treatments. This method is flexible and applicable to various materials, but its durability is often lower.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Criteria<\/strong><\/td><td><strong>Intrinsic (from the core)<\/strong><\/td><td><strong>Extrinsic (surface treatment)<\/strong><\/td><\/tr><tr><td><strong>Functional Durability<\/strong><\/td><td>High (50\u2013100 washes)<\/td><td>Medium (20\u201340 washes)<\/td><\/tr><tr><td><strong>Investment Cost<\/strong><\/td><td>Higher<\/td><td>More flexible, lower cost<\/td><\/tr><tr><td><strong>Integration Level<\/strong><\/td><td>Good, uniform throughout the fiber<\/td><td>Surface-level, easily loses effectiveness over time<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Intrinsic_Functional_Fiber_Technology\"><\/span><strong>3. Intrinsic Functional Fiber Technology<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"629\" src=\"https:\/\/vietextile.com\/wp-content\/uploads\/2025\/05\/Cong-Nghe-San-Xuat-Soi-Tinh-Nang-H3-1024x629.jpg\" alt=\"\" class=\"wp-image-6712\" title=\"\" srcset=\"https:\/\/vietextile.com\/wp-content\/uploads\/2025\/05\/Cong-Nghe-San-Xuat-Soi-Tinh-Nang-H3-1024x629.jpg 1024w, https:\/\/vietextile.com\/wp-content\/uploads\/2025\/05\/Cong-Nghe-San-Xuat-Soi-Tinh-Nang-H3-300x184.jpg 300w, https:\/\/vietextile.com\/wp-content\/uploads\/2025\/05\/Cong-Nghe-San-Xuat-Soi-Tinh-Nang-H3-768x472.jpg 768w, https:\/\/vietextile.com\/wp-content\/uploads\/2025\/05\/Cong-Nghe-San-Xuat-Soi-Tinh-Nang-H3.jpg 1189w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption><\/figcaption><\/figure>\n\n\n\n<p>One of the prominent trends is the use of compound nanomaterial technology, where functional materials are dispersed into a polymer base such as polyester, nylon, or polypropylene before spinning.<\/p>\n\n\n\n<p><strong>Examples:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Nano-silver (Ag+):<\/strong> Provides lasting antibacterial properties for medical apparel, underwear, and sportswear.<\/li>\n\n\n\n<li><strong>Nano-ceramic:<\/strong> Reflects UV rays and helps retain body heat in cold weather.<\/li>\n\n\n\n<li><strong>PCM (Phase Change Materials):<\/strong> Helps the fiber self-regulate temperature according to the environment.<\/li>\n<\/ul>\n\n\n\n<p><strong>Pioneering companies:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Toray (Japan):<\/strong> Developed the AQUAIR\u00ae fiber line with nano-integration.<\/li>\n\n\n\n<li><strong>Invista (USA):<\/strong> Applied antibacterial Lycra\u00ae for activewear.<\/li>\n\n\n\n<li><strong>Hyosung (South Korea):<\/strong> Developed Creora Fresh\u00ae, an anti-odor and anti-static fiber.<\/li>\n<\/ul>\n\n\n\n<p>A key advantage of intrinsic fibers is their high functional durability, which does not diminish after washing and can maintain properties throughout the product&#8217;s life cycle.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Extrinsic_Functional_Fiber_Technology\"><\/span><strong>4. Extrinsic Functional Fiber Technology<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>This method relies on creating a coating or chemically altering the surface properties of the fiber or fabric after spinning. Common techniques include:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"41_Coating_Finishing\"><\/span><strong>4.1. Coating \/ Finishing:<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Applying antibacterial, anti-UV, or water-resistant chemicals using industrial calendering or coating machines.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"42_Plasma_Treatment\"><\/span><strong>4.2. Plasma Treatment:<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Creating an activated surface to enhance the bonding between the fiber and the functional chemicals.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"43_Enzyme_Treatment\"><\/span><strong>4.3. Enzyme Treatment:<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Using bio-enzymes to break down odor-causing molecules like fatty acids or ammonia. This mechanism is analyzed in more detail in the article &#8220;Odor-Eliminating Fiber Technology: How Does It Work and Is It Really Effective?&#8221;.<\/p>\n\n\n\n<p>The advantages of this technology are its low cost and easy applicability to various fiber types, including cotton and viscose. However, the functional durability will decrease with the number of washes and frequency of use.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Commonly_Used_Functional_Materials\"><\/span><strong>5. Commonly Used Functional Materials<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"629\" src=\"https:\/\/vietextile.com\/wp-content\/uploads\/2025\/05\/Cong-Nghe-San-Xuat-Soi-Tinh-Nang-H1-1024x629.jpg\" alt=\"\" class=\"wp-image-6709\" title=\"\" srcset=\"https:\/\/vietextile.com\/wp-content\/uploads\/2025\/05\/Cong-Nghe-San-Xuat-Soi-Tinh-Nang-H1-1024x629.jpg 1024w, https:\/\/vietextile.com\/wp-content\/uploads\/2025\/05\/Cong-Nghe-San-Xuat-Soi-Tinh-Nang-H1-300x184.jpg 300w, https:\/\/vietextile.com\/wp-content\/uploads\/2025\/05\/Cong-Nghe-San-Xuat-Soi-Tinh-Nang-H1-768x472.jpg 768w, https:\/\/vietextile.com\/wp-content\/uploads\/2025\/05\/Cong-Nghe-San-Xuat-Soi-Tinh-Nang-H1.jpg 1189w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption><\/figcaption><\/figure>\n\n\n\n<p>In the production of functional fibers, the choice of integrated material plays a crucial role in determining its effectiveness. Each material offers distinct properties suitable for different applications in the modern textile industry.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"51_Nano-silver_Ag\"><\/span><strong>5.1. Nano-silver (Ag+)<\/strong>&nbsp;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Considered the most common material in <strong>antibacterial fiber technology<\/strong>. Thanks to its superior bacteria-killing ability, nano-silver is often integrated into underwear, masks, and medical textile products to prevent bacterial growth on the fabric surface.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"52_Bio-enzymes\"><\/span>5.2. Bio-enzymes<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>An environmentally friendly solution often used in odor-eliminating fiber treatments. Enzymes help break down <a href=\"https:\/\/vietextile.com\/cong-nghe-soi-khu-mui-hoat-dong-nhu-the-nao-va-co-hieu-qua-that-khong\/\">odor-causing molecules<\/a> like fatty acids or ammonia, making them very suitable for sportswear, socks, and products worn for extended periods.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"53_Nano-zinc_ZnO\"><\/span>5.3. Nano-zinc (ZnO)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>In addition to its antibacterial properties, nano-zinc also has strong antifungal characteristics. It is an ideal material for school uniforms, children&#8217;s fabrics, or any product that requires a high level of safety for sensitive skin.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"54_Titanium_dioxide\"><\/span>5.4. Titanium dioxide<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>This material is notable for its UV-blocking ability. When integrated into the fiber, titanium dioxide helps protect the skin from the effects of sunlight\u2014especially useful in outdoor jackets, mountaineering gear, and work uniforms.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"55_Activated_charcoal\"><\/span>5.5. Activated charcoal<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Activated charcoal is commonly used for odor control due to its ability to absorb volatile compounds. It is a popular choice for pillows, blankets, and furniture in enclosed environments like cleanrooms or high-end hotels.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_Technical_Standards_and_Testing\"><\/span><strong>6. Technical Standards and Testing<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>To ensure the article meets professional and international evaluation requirements, you can directly reference the following documents and links:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.aatcc.org\/testmethods\/\" target=\"_blank\" rel=\"noopener\">AATCC TM100<\/a> \u2013 Antibacterial Finishing Standard<\/li>\n\n\n\n<li>ISO 20743: Textiles \u2014 Determination of antibacterial activity<\/li>\n\n\n\n<li><a href=\"https:\/\/www.oeko-tex.com\/en\/standards\/100-by-oeko-tex\" target=\"_blank\" rel=\"noopener\">OEKO-TEX\u00ae STANDARD 100<\/a> Certification To ensure the quality and practical effectiveness of <strong>functional fibers<\/strong>, the textile industry adheres to strict international standards that test durability, safety, and the ability to be antibacterial or odor-eliminating.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"61_ISO_20743_%E2%80%93_For_Antibacterial_Fibers\"><\/span><strong>6.1. ISO 20743 \u2013 For Antibacterial Fibers<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>This is an international standard that measures the ability to kill or inhibit the growth of bacteria on fabrics and fibers. It is often applied to fibers containing nano-silver, nano-zinc, or those treated with enzymes.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"62_ISO_17299_%E2%80%93_For_Odor-Eliminating_Fibers\"><\/span><strong>6.2. ISO 17299 \u2013 For Odor-Eliminating Fibers<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>This standard is specifically used to test the level of elimination of odor-causing compounds such as ammonia (NH3) and isovaleric acid\u2014which are typically body odors. The test is based on the reduction in compound concentration after a period of exposure.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"63_OEKO-TEX_STANDARD_100\"><\/span><strong>6.3. OEKO-TEX STANDARD 100<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>This is an important certification that confirms the fiber and fabric do not contain harmful chemicals and are safe for the skin\u2014including children&#8217;s skin. It is an almost mandatory requirement for international brands.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"7_Challenges_and_Future_Development_Trends\"><\/span><strong>7. Challenges and Future Development Trends<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Although it offers many advantages, <strong>functional fiber production technology<\/strong> still faces some challenges that need to be addressed:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"71_Functional_Durability_After_Washing\"><\/span><strong>7.1. Functional Durability After Washing<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Extrinsically treated fibers often experience a decline in functionality after 20\u201340 washes. This is a weakness that requires manufacturers to find better adhesion technology or combine it with a protective layer.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"72_Cost_Optimization_for_Large-Scale_Production\"><\/span><strong>7.2. Cost Optimization for Large-Scale Production<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Integrating functionality into the polymer core requires specialized machinery and high-level technical expertise, which is not yet suitable for many textile factories in Vietnam. Therefore, there is a need for localized technology solutions.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"73_New_Development_Trends\"><\/span><strong>7.3. New Development Trends<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Multifunctional fibers:<\/strong> Combining antibacterial + anti-UV + moisture-wicking properties.<\/li>\n\n\n\n<li><strong>Recycled materials + green technology:<\/strong> Developing recycled PET fibers with integrated functionalities.<\/li>\n\n\n\n<li><strong>Integrating AI into fiber treatment processes:<\/strong> Monitoring and adjusting chemical coating or enzyme treatment temperature in real-time.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"8_Frequently_Asked_Questions_FAQ\"><\/span><strong>8. Frequently Asked Questions (FAQ)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>Does nano-silver technology retain its functionality after washing?<\/strong> Yes, if it is integrated into the fiber core, the functionality can be maintained for up to 100 washes without significant degradation.<\/p>\n\n\n\n<p><strong>Can cotton fiber be treated to become a functional fiber?<\/strong> Yes. Cotton can be treated with enzymes, nano-coatings, or plasma to add functions like antibacterial or odor-eliminating properties.<\/p>\n\n\n\n<p><strong>Is the production cost of functional fiber high?<\/strong> On average, it is 10\u201330% higher than conventional fiber, depending on the technology. However, this is offset by a significantly higher usage and commercial value.<\/p>\n\n\n\n<p><strong>Which technology is the most environmentally friendly?<\/strong> Bio-enzymes and biodegradable materials (bio-based) are sustainable directions favored by international brands.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"9_Contact_for_Custom_Functional_Fiber_Production_Consultation\"><\/span><strong>9. Contact for Custom Functional Fiber Production Consultation<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Are you a garment business, a fabric distributor, or an international trading company looking to develop an exclusive line of functional fibers?<\/p>\n\n\n\n<p> Contact VieTextile to:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Receive technical consultation on suitable materials.<\/li>\n\n\n\n<li>Order R&amp;D samples upon request.<\/li>\n\n\n\n<li>Connect with specialized OEM\/ODM partners for <strong>functional fiber<\/strong> treatment.<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Email: info@vietextile.com&nbsp;<\/li>\n\n\n\n<li>Hotline: 0901 809 309\u00a0<\/li>\n\n\n\n<li>Website: <a href=\"https:\/\/vietextile.com\/en\/\">https:\/\/vietextile.com<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Functional fibers can be antibacterial, odor-eliminating, or UV-protective, but how are they created? This article will give you a comprehensive understanding of functional fiber production technology. To learn about common fiber types and current usage trends, you can refer to the overview article &#8220;What is functional fiber? Applications in modern textiles.&#8220; 1. Overview of Modern [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":6703,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[154],"tags":[],"class_list":["post-11556","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-feature-yarns"],"_links":{"self":[{"href":"https:\/\/vietextile.com\/en\/wp-json\/wp\/v2\/posts\/11556","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vietextile.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vietextile.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vietextile.com\/en\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/vietextile.com\/en\/wp-json\/wp\/v2\/comments?post=11556"}],"version-history":[{"count":2,"href":"https:\/\/vietextile.com\/en\/wp-json\/wp\/v2\/posts\/11556\/revisions"}],"predecessor-version":[{"id":11593,"href":"https:\/\/vietextile.com\/en\/wp-json\/wp\/v2\/posts\/11556\/revisions\/11593"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vietextile.com\/en\/wp-json\/wp\/v2\/media\/6703"}],"wp:attachment":[{"href":"https:\/\/vietextile.com\/en\/wp-json\/wp\/v2\/media?parent=11556"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vietextile.com\/en\/wp-json\/wp\/v2\/categories?post=11556"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vietextile.com\/en\/wp-json\/wp\/v2\/tags?post=11556"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}