{"id":4577,"date":"2025-11-14T11:19:26","date_gmt":"2025-11-14T02:19:26","guid":{"rendered":"https:\/\/www.hscatalysts.com\/?post_type=blog&#038;p=4577"},"modified":"2026-04-14T08:51:27","modified_gmt":"2026-04-13T23:51:27","slug":"catalyst-qa-series-part-3-criteria-for-selecting-industrial-catalysts","status":"publish","type":"blog","link":"https:\/\/www.hscatalysts.com\/en\/blog\/catalyst-qa-series-part-3-criteria-for-selecting-industrial-catalysts\/","title":{"rendered":"Catalyst Q&amp;A Series \u2013 Part 3. Criteria for Selecting Industrial Catalysts"},"content":{"rendered":"\n<p>In Parts 1 and 2 of this Q&amp;A series, we explored the basic principles and functions of catalysts, and why they are gaining attention in the era of the hydrogen economy and carbon neutrality. Parts 3 and 4 shift toward real industrial applications, highlighting how catalysts are used across major sectors and which technologies matter most.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.hscatalysts.com\/en\/blog\/catalyst-qa-series-part-1-why-are-catalysts-important\/?lang=en\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.hscatalysts.com\/en\/blog\/catalyst-qa-series-part-1-why-are-catalysts-important\/?lang=en\" target=\"_blank\" rel=\"noreferrer noopener\">Catalyst Q&amp;A Series \u2013 Part 1: Why Are Catalysts Important?<\/a><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.hscatalysts.com\/en\/blog\/catalyst-qa-series-part-2-the-role-of-catalysts-in-a-carbon-neutral-hydrogen-powered-future\/?lang=en\" target=\"_blank\" rel=\"noreferrer noopener\">Catalyst Q&amp;A Series \u2013 Part 2: The Role of Catalysts in a Carbon-Neutral, Hydrogen-Powered Future<\/a><\/li>\n<\/ul>\n\n\n\n<hr 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class=\"n2-ss-slider-controls n2-ss-slider-controls-absolute-center-bottom\"><div style=\"--widget-offset:10px;\" class=\"n2-ss-widget n2-ss-control-bullet n2-ow-all n2-ss-control-bullet-horizontal\"><div class=\" nextend-bullet-bar n2-bar-justify-content-center\" role=\"group\" aria-label=\"Choose slide to display.\"><div class=\"n2-bullet n2-style-785355f374be86c332d4665aae819858-dot \" style=\"visibility:hidden;\"><\/div><\/div><\/div><\/div><\/div><\/div><ss3-loader><\/ss3-loader><\/div><\/div><div class=\"n2_clear\"><\/div><\/div>\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h3 class=\"wp-block-heading\" style=\"font-size:30px\"><strong><strong>1. Why do different industries require different catalysts?<\/strong><\/strong><\/h3>\n\n\n\n<p>Industrial processes vary widely in terms of reaction temperature, pressure, feed composition, types of impurities, poisoning species, and operating conditions. When these variables change, the optimal catalyst composition and structure naturally change as well\u2014even for the same type of reaction.<\/p>\n\n\n\n<p>These differences appear clearly in real industrial environments:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#bf1f6a\" class=\"has-inline-color\">Automotive exhaust catalysts:<\/mark> <\/strong>Must activate quickly at several hundred degrees Celsius<\/li>\n\n\n\n<li><strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#bf1f6a\" class=\"has-inline-color\">Semiconductor PFC destruction catalysts:<\/mark><\/strong> Require ultra-precise reaction control and strong chemical durability<\/li>\n<\/ul>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>In other words, even within the same \u201coxidation reaction\u201d, the choice of active metals, support structure, and particle size distribution differs by industry. For this reason, industry-specific catalyst design is essential. Heesung Catalysts incorporates these differences with precision, optimizing physical and chemical properties to advance beyond \u201cgeneral-purpose technology\u201d and toward \u201cadaptive catalyst technology\u201d.<\/p>\n<\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h3 class=\"wp-block-heading\" style=\"font-size:30px\"><strong><strong>2. Why do catalyst requirements differ even within the same industry?<\/strong><\/strong><\/h3>\n\n\n\n<p>Even within a single sector, catalyst needs vary depending on reactor design, operating conditions, and exhaust composition. For example, reforming catalysts in refining and hydrotreating catalysts in petrochemicals are both metal-based, but their reaction pressures, temperatures, and surface properties differ. This is why customized catalyst design is a core capability that determines industrial competitiveness.<\/p>\n<\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h3 class=\"wp-block-heading\" style=\"font-size:30px\"><strong><strong>3. How does Heesung Catalysts develop industry-specific catalysts?<\/strong><\/strong><\/h3>\n\n\n\n<p>Heesung Catalysts designs catalyst formulations by tailoring metal ratios, support structures, and activation processes to each industry\u2019s reaction environment. Using kinetic modeling and surface-analysis data, the company builds reaction models for each process and provides catalysts that meet performance, durability, and environmental standards.<\/p>\n<\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"n2-section-smartslider fitvidsignore  n2_clear\" data-ssid=\"7\"><div id=\"n2-ss-7-align\" class=\"n2-ss-align\"><div class=\"n2-padding\"><div id=\"n2-ss-7\" data-creator=\"Smart Slider 3\" data-responsive=\"auto\" class=\"n2-ss-slider n2-ow n2-has-hover n2notransition  \">\n\n\n\n<div class=\"n2-ss-slider-wrapper-inside\">\n        <div class=\"n2-ss-slider-1 n2_ss__touch_element n2-ow\">\n            <div class=\"n2-ss-slider-2 n2-ow\">\n                                                <div class=\"n2-ss-slider-3 n2-ow\">\n\n                    <div class=\"n2-ss-slide-backgrounds n2-ow-all\"><div class=\"n2-ss-slide-background\" data-public-id=\"1\" 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class=\"n2-ss-slider-controls n2-ss-slider-controls-absolute-center-bottom\"><div style=\"--widget-offset:10px;\" class=\"n2-ss-widget n2-ss-control-bullet n2-ow-all n2-ss-control-bullet-horizontal\"><div class=\" nextend-bullet-bar n2-bar-justify-content-center\" role=\"group\" aria-label=\"Choose slide to display.\"><div class=\"n2-bullet n2-style-785355f374be86c332d4665aae819858-dot \" style=\"visibility:hidden;\"><\/div><\/div><\/div><\/div><\/div><\/div><ss3-loader><\/ss3-loader><\/div><\/div><div class=\"n2_clear\"><\/div><\/div>\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h3 class=\"wp-block-heading\" style=\"font-size:30px\"><strong><strong>4. What should be considered when selecting a catalyst?<\/strong><\/strong><\/h3>\n\n\n\n<p>Industrial catalysts cannot be evaluated by price alone. They directly affect process performance, maintenance cost, and energy efficiency. Therefore, catalyst adoption requires assessing total cost of ownership (TCO), process compatibility, durability, and the supplier\u2019s technical support capability.<\/p>\n\n\n\n<p>Key considerations include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Process compatibility: <\/strong>Reaction temperature, pressure, gas composition, flow rate, backpressure (\u0394P), operating cycle<\/li>\n\n\n\n<li><strong>Performance stability: <\/strong>Long-term activity and selectivity<\/li>\n\n\n\n<li><strong>Replacement and regeneration cycle:<\/strong> Verifiable lifetime and regenerability<\/li>\n\n\n\n<li><strong>Precious metal recovery efficiency:<\/strong> Systems for reclaiming and recycling spent catalysts<\/li>\n\n\n\n<li><strong>Technical support:<\/strong> Availability of Lab\u2013Pilot\u2013Demo-scale testing data<\/li>\n<\/ul>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>These five factors are essential for ensuring both process efficiency and long-term sustainability.<\/p>\n<\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h3 class=\"wp-block-heading\" style=\"font-size:30px\"><strong><strong>5. How is catalyst durability evaluated?<\/strong><\/strong><\/h3>\n\n\n\n<p>Durability is assessed by measuring how consistently the catalyst maintains activity during long-term operation. Catalysts may degrade over time due to thermal aging, poisoning, sintering, and coking.<\/p>\n\n\n\n<p>To evaluate this, Heesung Catalysts conducts accelerated aging tests to assess thermal stability, and monitors conversion changes and pressure drop (\u0394P) after extended operation under realistic conditions. Surface-analysis techniques (SEM, XRD, BET, etc.) are used to examine particle growth or accumulation of poisoning species. When necessary, regeneration tests verify recoverability. These results guide replacement cycles, regeneration planning, and overall process optimization.<\/p>\n<\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h3 class=\"wp-block-heading\" style=\"font-size:30px\"><strong><strong>6. How are catalyst replacement and regeneration managed?<\/strong><\/strong><\/h3>\n\n\n\n<p>Replacement intervals depend on process conditions, feed composition, and operating hours. Typical indicators include declining conversion, rising pressure drop, and shifts in reaction temperature. Routine monitoring helps prevent premature replacement and reduces TCO.<\/p>\n\n\n\n<p>If deactivation progresses beyond a certain point, regeneration methods such as decoking, washing, or thermal treatment can restore partial performance. If regeneration efficiency is low, recovering precious metals from spent catalysts is often the more economical option.<\/p>\n<\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"n2-section-smartslider fitvidsignore  n2_clear\" data-ssid=\"8\"><div id=\"n2-ss-8-align\" class=\"n2-ss-align\"><div class=\"n2-padding\"><div id=\"n2-ss-8\" data-creator=\"Smart Slider 3\" data-responsive=\"auto\" class=\"n2-ss-slider n2-ow n2-has-hover n2notransition  \">\n\n\n\n<div class=\"n2-ss-slider-wrapper-inside\">\n        <div class=\"n2-ss-slider-1 n2_ss__touch_element n2-ow\">\n            <div class=\"n2-ss-slider-2 n2-ow\">\n                                                <div class=\"n2-ss-slider-3 n2-ow\">\n\n                    <div class=\"n2-ss-slide-backgrounds n2-ow-all\"><div class=\"n2-ss-slide-background\" data-public-id=\"1\" data-mode=\"fill\"><div class=\"n2-ss-slide-background-image\" data-blur=\"0\" 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style=\"background-color: RGBA(255,255,255,0);\" class=\"n2-ss-slide-background-color\"><\/div><\/div><\/div>                    <div class=\"n2-ss-slider-4 n2-ow\">\n                        <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1400 1050\" data-related-device=\"desktopPortrait\" class=\"n2-ow n2-ss-preserve-size n2-ss-preserve-size--slider n2-ss-slide-limiter\"><\/svg><div data-first=\"1\" data-slide-duration=\"0\" data-id=\"37\" data-slide-public-id=\"1\" data-title=\"005\" class=\"n2-ss-slide n2-ow  n2-ss-slide-37\"><div role=\"note\" class=\"n2-ss-slide--focus\" tabindex=\"-1\">005<\/div><div class=\"n2-ss-layers-container n2-ss-slide-limiter n2-ow\"><div class=\"n2-ss-layer n2-ow n-uc-btv3X4pBuP5x\" data-sstype=\"slide\" data-pm=\"default\"><\/div><\/div><\/div><div data-slide-duration=\"0\" data-id=\"38\" data-slide-public-id=\"2\" aria-hidden=\"true\" data-title=\"007\" class=\"n2-ss-slide n2-ow  n2-ss-slide-38\"><div role=\"note\" 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class=\"n2-ss-slider-controls n2-ss-slider-controls-absolute-center-bottom\"><div style=\"--widget-offset:10px;\" class=\"n2-ss-widget n2-ss-control-bullet n2-ow-all n2-ss-control-bullet-horizontal\"><div class=\" nextend-bullet-bar n2-bar-justify-content-center\" role=\"group\" aria-label=\"Choose slide to display.\"><div class=\"n2-bullet n2-style-785355f374be86c332d4665aae819858-dot \" style=\"visibility:hidden;\"><\/div><\/div><\/div><\/div><\/div><\/div><ss3-loader><\/ss3-loader><\/div><\/div><div class=\"n2_clear\"><\/div><\/div>\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h3 class=\"wp-block-heading\" style=\"font-size:30px\"><strong><strong>7. Why is precious metal recovery and recycling important?<\/strong><\/strong><\/h3>\n\n\n\n<p>Precious metals such as Pt, Pd, and Rh represent a significant portion of catalyst manufacturing costs and are highly sensitive to international price fluctuations. Recovering and refining these metals from spent catalysts can substantially reduce new material purchasing costs.<\/p>\n\n\n\n<p>Since mining and smelting fresh metals generate high energy use and carbon emissions, recycling also supports carbon-neutral goals and ESG performance. Ultimately, precious-metal recovery is a key strategy for achieving both economic and environmental value.<\/p>\n<\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h3 class=\"wp-block-heading\" style=\"font-size:30px\"><strong><strong>8. What should be prepared before introducing a new catalyst?<\/strong><\/strong><\/h3>\n\n\n\n<p>When adopting or replacing a catalyst, sharing accurate process data with the supplier is essential. Preparing the following information in advance allows for efficient and precise catalyst design and evaluation.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#bf1f6a\" class=\"has-inline-color\"><strong>\u2460 Process and equipment information<\/strong><\/mark><\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Reaction temperature, pressure, flow rate, backpressure, space velocity<\/li>\n\n\n\n<li>Feed and exhaust composition, impurities (S, Cl, Si, etc.), moisture content<\/li>\n\n\n\n<li>Reactor specifications (fixed-bed, fluidized-bed, coated type), reactor volume, heating method<\/li>\n<\/ul>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#bf1f6a\" class=\"has-inline-color\"><strong>\u2461 Catalyst operation and performance details<\/strong><\/mark><\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Target conversion, selectivity, productivity, charge amount, replacement cycle<\/li>\n\n\n\n<li>Existing issues (deactivation, pressure drop, poisoning, etc.)<\/li>\n\n\n\n<li>Annual catalyst consumption and expected replacement intervals<\/li>\n<\/ul>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#bf1f6a\" class=\"has-inline-color\"><strong>\u2462 Economic factors and operating plan<\/strong><\/mark><\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Target cost, operational cost-reduction goals<\/li>\n\n\n\n<li>Precious-metal recovery or recycling plan, settlement method (buyback, offset, etc.)<\/li>\n<\/ul>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#bf1f6a\" class=\"has-inline-color\"><strong>\u2463 Project schedule and validation plan<\/strong><\/mark><\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Testing schedule, commercialization timeline, sample-test plans<\/li>\n\n\n\n<li>Possibility of pilot or demo-scale validation, performance evaluation metrics<\/li>\n<\/ul>\n\n\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Reviewing these items with the supplier enables not just product procurement but a full optimization solution for performance, cost, and long-term operation.<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h3 class=\"wp-block-heading\" style=\"font-size:30px\"><strong><strong>9. What customized support does Heesung Catalysts provide?<\/strong><\/strong><\/h3>\n\n\n\n<p>Heesung Catalysts provides tailored support to help customers design catalysts optimized for their real operating conditions and continuously improve performance. Using each customer\u2019s process data, the company operates a three-stage validation system\u2014Lab, Pilot, and Demo\u2014to ensure that required performance is achieved under actual operating conditions. This allows customers to focus not on \u201cwhich catalyst to purchase,\u201d but on the performance they can reliably achieve over time.<\/p>\n<\/div><\/div>\n","protected":false},"featured_media":4578,"parent":0,"menu_order":0,"template":"","blog-category":[],"class_list":["post-4577","blog","type-blog","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.hscatalysts.com\/en\/wp-json\/wp\/v2\/blog\/4577","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hscatalysts.com\/en\/wp-json\/wp\/v2\/blog"}],"about":[{"href":"https:\/\/www.hscatalysts.com\/en\/wp-json\/wp\/v2\/types\/blog"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hscatalysts.com\/en\/wp-json\/wp\/v2\/media\/4578"}],"wp:attachment":[{"href":"https:\/\/www.hscatalysts.com\/en\/wp-json\/wp\/v2\/media?parent=4577"}],"wp:term":[{"taxonomy":"blog-category","embeddable":true,"href":"https:\/\/www.hscatalysts.com\/en\/wp-json\/wp\/v2\/blog-category?post=4577"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}