{"id":30338,"date":"2026-08-25T08:01:09","date_gmt":"2026-08-25T08:01:09","guid":{"rendered":"https:\/\/sailadditive.com\/?p=30338"},"modified":"2026-08-24T16:33:25","modified_gmt":"2026-08-24T16:33:25","slug":"https-sailadditive-com-blog-s4010-vs-efka-4010-technical-specification-comparison","status":"publish","type":"post","link":"https:\/\/sailadditive.com\/ru\/https-sailadditive-com-blog-s4010-vs-efka-4010-technical-specification-comparison\/","title":{"rendered":"S-4010 vs. EFKA 4010 Technical Specification Comparison: A Comprehensive Lab Analysis"},"content":{"rendered":"<p class=\"wp-block-wd-paragraph wd-dad024b9\">Formulators spend considerable time evaluating physical and chemical specifications during the initial additive selection phase. When benchmarking a potential replacement for an industry-standard additive, technical managers examine active content percentages, viscosity ranges, resin compatibility, and solvent solubility. Small deviations in physical metrics can alter liquid paint behavior, affect millbase rheology, or trigger coating defects.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b313238a\">In solvent-borne industrial coatings, modified polyurethane dispersants serve as the primary workhorses for stabilizing difficult pigments and inorganic fillers. Consequently, technical teams seeking a high-value alternative to legacy additives require detailed physical and chemical comparisons before running pilot batches.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e13262db\">To solve this evaluation challenge, <a href=\"https:\/\/sailadditive.com\/ru\/\" target=\"_blank\" rel=\"noreferrer noopener\">SailAdditive<\/a> engineered <strong>S-4010 Dispersing Agent<\/strong>, a 100% active content modified polyurethane polymer designed as a direct drop-in alternative to EFKA 4010.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d9c8613e\">In this comprehensive technical comparison, we examine the physical properties, amine values, viscosity profiles, and solubility characteristics of S-4010 against market standards.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-c71a0adb\">The Role of Polyurethane Architecture in Pigment Dispersion<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-1791000f\">High-molecular-weight polyurethane dispersants achieve pigment stabilization through steric hindrance. The polymer structure consists of pigment-affinic anchoring groups and solvent-compatible polymeric tails.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9616d84f\">During high-shear grinding, the anchoring groups attach firmly onto pigment surfaces. Simultaneously, the long polymeric chains stretch into the surrounding solvent matrix, forming a thick protective barrier around each particle. This steric barrier prevents pigment particles from colliding, flocculating, or settling during long-term storage.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e3d2dd55\">Furthermore, precise control over polymer active content and viscosity ensures that the dispersant reduces millbase viscosity rapidly without causing resin incompatibility.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-72893db4\">Peer Benchmarks: S-4010 vs. Leading Market Competitors<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-74ae7e67\">Understanding how established dispersants perform helps formulators benchmark S-4010 against top-tier additives.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3052adf3\">The market features several notable polyurethane dispersants:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>BASF produces <a href=\"https:\/\/www.basf.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">EFKA 4010<\/a>, a widely recognized modified polyurethane dispersant used in industrial, automotive, and coil coatings.<\/li>\n\n\n\n<li>BYK manufactures <a href=\"https:\/\/www.byk.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">BYK-161<\/a>, a high-molecular-weight wetting and dispersing additive engineered to deflocculate organic pigments and carbon black in solvent-borne systems.<\/li>\n\n\n\n<li>Evonik supplies <a href=\"https:\/\/www.evonik.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">TEGO Dispers 655<\/a>, which excels at viscosity reduction in high-solids industrial topcoat formulations.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-35ca079e\">While these legacy brands offer reliable performance, <strong>S-4010 Dispersing Agent<\/strong> delivers comparable polyurethane chemistry at 100% active concentration, offering exceptional formulation flexibility and significant cost savings.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-7a320c71\">Technical Parameter Comparison: S-4010 vs. EFKA 4010<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-56b43a8c\">Comparing key specification parameters provides formulators with clear guidance on substitution chemistry and formula adjustments.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>Specification Parameter<\/strong><\/td><td><strong>S-4010 Dispersing Agent PDF<\/strong><\/td><td><strong>EFKA 4010 (Benchmark) PDF<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>Chemical Structure<\/strong><\/td><td>Modified Polyurethane Polymer<sup><\/sup><\/td><td>Modified Polyurethane Polymer<sup><\/sup><\/td><\/tr><tr><td><strong>Active Content \/ Non-Volatile<\/strong><\/td><td>100% (120\u00b0C \/ 2h)<sup><\/sup><\/td><td>~50% (Solvent-Cut)<\/td><\/tr><tr><td><strong>Viscosity (25\u00b0C, $\\text{mm}^2\/\\text{s}$)<\/strong><\/td><td>1000 \u2013 2000<sup><\/sup><\/td><td>300 \u2013 700<\/td><\/tr><tr><td><strong>Appearance<\/strong><\/td><td>Yellow Transparent Liquid<sup><\/sup><\/td><td>Clear Yellow Liquid<\/td><\/tr><tr><td><strong>Amine Value Range (mg KOH\/g)<\/strong><\/td><td>15 \u2013 25<\/td><td>15 \u2013 25<\/td><\/tr><tr><td><strong>Solvent Systems<\/strong><\/td><td>Solvent, Water-based, UV, Inks<sup><\/sup><\/td><td>Solvent-Borne Systems<\/td><\/tr><tr><td><strong>Target Pigments<\/strong><\/td><td>Titanium Dioxide, 3, Organics<\/td><td>Inorganic &amp; Organic Pigments<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f13afed1\">Note: Because S-4010 contains 100% active non-volatile matter, formulators should adjust carrier solvent quantities when replacing solvent-diluted benchmark products 1:1 on active content.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-a8aef60b\">In-Depth Analysis of Key Technical Metrics<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0a3ae319\">To evaluate S-4010 effectively in your laboratory, let us analyze how specific physical properties influence real-world coating formulations.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-774bf210\">1. Active Content (100% Non-Volatile Content)<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-91fa40c2\">EFKA 4010 typically arrives pre-diluted in organic solvents (such as PMA or solvent naphtha). In contrast, S-4010 Dispersing Agent delivers 100% active modified polyurethane polymer.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-186ccc00\">In addition, supply of a 100% active polymer provides three distinct formulation benefits:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Solvent Versatility:<\/strong> Formulators select their own carrier solvent matrix without introducing unwanted solvents into tight VOC budgets.<\/li>\n\n\n\n<li><strong>Freight and Storage Efficiency:<\/strong> Shipping 100% active matter reduces fluid volume, cutting transport costs and saving warehouse space.<\/li>\n\n\n\n<li><strong>Broad System Compatibility:<\/strong> S-4010 transitions effortlessly across solvent-borne, water-based, and UV-curable coating formulas.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-a96136e2\">2. Viscosity Profile and Processing Rheology<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-2ced2182\">S-4010 exhibits a bulk viscosity of 1000 to 2000 {mm}^2\/\\{s} at 25\u00b0C. Despite its high active concentration, S-4010 dissolves rapidly into resin-solvent blends during the initial pre-mixing stage.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f6db364c\">Consequently, once incorporated into a millbase, S-4010 significantly enhances dispersion efficiency and reduces grinding viscosity. Lower millbase viscosity allows formulators to increase pigment loading, shorten bead mill residence times, and lower specific grinding energy.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-9bb6b4b6\">3. Amine Value and Anchoring Group Efficiency<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b3e1a3b9\">S-4010 features an optimized amine value range (15 to 25 mg KOH\/g), matching standard benchmark specifications. These basic amine anchoring groups attach strongly onto acidic and neutral pigment surfaces.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d2b423a6\">Specifically, S-4010 excels at stabilizing inorganic fillers and pigments\u2014such as titanium dioxide (2) and calcium carbonate (3). The strong chemical anchoring prevents pigment separation, floating, and hard settling during long-term storage.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-50368796\">Solvent Solubility and Resin Compatibility Testing<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-30eeeb7d\">A dispersant must demonstrate complete solubility across common coating solvents to prevent haze, seeding, or phase separation.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-a7ed7e44\">Solvent Solubility Performance<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ad8a3f14\">Laboratory testing confirms that <strong>S-4010 Dispersing Agent<\/strong> forms clear, stable solutions across standard industrial solvents:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Esters:<\/strong> Butyl Acetate, Ethyl Acetate, PMA (Propylene Glycol Monomethyl Ether Acetate)<\/li>\n\n\n\n<li><strong>Ketones:<\/strong> MEK (Methyl Ethyl Ketone), MIBK (Methyl Isobutyl Ketone)<\/li>\n\n\n\n<li><strong>Aromatics:<\/strong> Xylene, Toluene, Solvent Naphtha 100<\/li>\n\n\n\n<li><strong>Alcohols &amp; Glycols:<\/strong> Butanol, Isopropanol, Glycol Ethers<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-b4710ddf\">Resin System Compatibility<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-0717fe0d\">Furthermore, S-4010 demonstrates broad\u76f8\u5bb9\u6027 (compatibility) across key industrial resin binder systems:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>2K Polyurethane Systems:<\/strong> Shows zero interference with NCO\/OH crosslinking reactions.<\/li>\n\n\n\n<li><strong>Epoxy Resins:<\/strong> Maintains low viscosity and excellent anti-settling in high-build floor and anti-corrosion coatings.<\/li>\n\n\n\n<li><strong>Acrylic and Alkyd Binders:<\/strong> Delivers high gloss, deep color clarity, and excellent film levelling.<\/li>\n\n\n\n<li><strong>UV &amp; Water-Based Systems:<\/strong> Functions as a versatile dispersant across hybrid UV-curable and water-borne formulas.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-03cf1423\">Surface Appearance and Film Defect Prevention<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f4c9ffe1\">Physical parameters directly govern how well a dispersant eliminates surface defects in demanding industrial applications.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;Targeted Amine Anchoring] \u2794 &#91;Steric Barrier Layer] \u2794 &#91;Zero Pigment Floating] \u2794 &#91;High Brilliance &amp; Gloss]\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-da76b8f9\">1. Eliminating Floating, Flooding, and Mottling<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ea621ff8\">In mixed pigment systems (such as Titanium Dioxide mixed with Phthalo Blue or Organic Red), unequal particle mobility causes color floating and mottling. S-4010 locks inorganic fillers and organic pigments into a uniform, non-flocculating matrix. Consequently, it prevents flooding and floating in floor, coil, and automotive finishes.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-4c2d6f8d\">2. Boosting Gloss and Matting Powder Orientation<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d1499f02\">S-4010 optimizes the spatial orientation of silica matting powders in low-gloss coatings, yielding uniform matte finishes. Conversely, in high-gloss topcoats, it boosts surface gloss and clarity, enabling high-brilliance finishes in solvent-borne paints.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-aaaa30eb\">Application and Recommended Dosage Guide<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-04680ecd\">Achieving optimal performance requires applying the correct addition levels based on total formulation weight or dry pigment mass.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f1a6b0d3\">SailAdditive recommends the following practical dosage guidelines:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Standard Coating Formulations:<\/strong> 0.1% to 5.0% of total formulation weight.<\/li>\n\n\n\n<li><strong>UV &amp; Water-Based Formulations:<\/strong> 0.3% to 1.0% of total formulation weight.<\/li>\n\n\n\n<li><strong>Titanium Dioxide _2) &amp; Fillers:<\/strong> 1.0% to 3.0% calculated on dry pigment weight.<\/li>\n\n\n\n<li><strong>Organic Pigments &amp; Carbon Black:<\/strong> 10% to 30% calculated on dry pigment weight.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-b321c77f\">Incorporation Method<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-cf2d9462\">Always incorporate <strong>S-4010 Dispersing Agent<\/strong> during the paint mixing stage <em>before<\/em> introducing dry pigment powders. Stir the liquid mixture thoroughly to dissolve S-4010 evenly throughout the resin and solvent phase. This sequence ensures optimal additive distribution before high-shear grinding begins.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-1ab18eac\">Packaging, Storage, and Handling Specifications<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-37c34a19\">SailAdditive supplies S-4010 with commercial packaging options and clear storage guidelines:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Packaging:<\/strong> Available in standard 25L drums or 200L plastic\/steel barrels.<\/li>\n\n\n\n<li><strong>Storage Requirements:<\/strong> Store in airtight containers in a cool, dry place. S-4010 maintains a 24-month shelf life under proper storage conditions.<\/li>\n\n\n\n<li><strong>Transport Safety:<\/strong> Transport S-4010 safely as a non-hazardous chemical product.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-432ff359\">Upgrade Your Formulations with S-4010 Today<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a2f68c63\">Full technical parameter comparison confirms that <strong>S-4010 Dispersing Agent<\/strong> matches legacy benchmark standards in polyurethane chemistry, amine anchoring capability, and resin compatibility. By switching to S-4010, paint manufacturers lower additive costs, secure supply stability, and eliminate surface coating defects.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a65603b4\">The technical support team at <a href=\"https:\/\/sailadditive.com\/ru\/\" target=\"_blank\" rel=\"noreferrer noopener\">SailAdditive<\/a> stands ready to assist your lab with dosage calculations, ladder trials, and free evaluation samples.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-98b61b74\">Ready to test S-4010 in your laboratory? <strong><a href=\"https:\/\/sailadditive.com\/ru\/\" target=\"_blank\" rel=\"noreferrer noopener\">Contact SailAdditive today to request your free S-4010 sample package<\/a><\/strong> and optimize your coating specifications!<\/p>","protected":false},"excerpt":{"rendered":"<p>Specification Parameter S-4010 Dispersing Agent PDF EFKA 4010 (Benchmark) PDF Chemical Structure Modified Polyurethane Polymer Modified Polyurethane Polymer Active Content<\/p>","protected":false},"author":1,"featured_media":30339,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-30338","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>S-4010 vs. EFKA 4010 Technical Specification Comparison: A Comprehensive Lab Analysis - SAIL-ADDITIVE | Leading Chemical Additives Manufacturer<\/title>\n<meta name=\"description\" content=\"Compare S-4010 Dispersing Agent against EFKA 4010 in active content, viscosity, and resin solubility. 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