{"id":7334,"date":"2024-09-20T11:16:04","date_gmt":"2024-09-20T11:16:04","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=7334"},"modified":"2026-04-28T10:42:36","modified_gmt":"2026-04-28T10:42:36","slug":"application-of-acid-resistant-high-temperature-amylase-in-various-fields","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/fr\/application-of-acid-resistant-high-temperature-amylase-in-various-fields\/","title":{"rendered":"Application de l'amylase \u00e0 haute temp\u00e9rature r\u00e9sistante \u00e0 l'acide dans divers domaines"},"content":{"rendered":"<h1><strong>Application de l'amylase \u00e0 haute temp\u00e9rature r\u00e9sistante \u00e0 l'acide dans divers domaines<\/strong><\/h1>\n<p><!-- lc-qa-start --><\/p>\n<p><strong>Quick answer:<\/strong> Enzyme and food-processing ingredients are usually selected by substrate fit, pH and temperature window, dosage, and whether the end-use specification is acceptable for the target process. The strongest commercial choice is the one that performs consistently under real processing conditions.<\/p>\n<p><!-- lc-qa-end --><\/p>\n<p>Avec le d\u00e9veloppement de l'industrie de transformation profonde de l'amidon et l'\u00e9volution des conditions de traitement, les vari\u00e9t\u00e9s d'enzymes doivent \u00eatre constamment mises \u00e0 jour et am\u00e9lior\u00e9es. L'alpha-amylase est devenue une grande et importante famille d'enzymes industrielles. En fonction des diff\u00e9rentes propri\u00e9t\u00e9s des enzymes, les alpha-amylases peuvent \u00eatre class\u00e9es en alpha-amylases r\u00e9sistantes \u00e0 la chaleur, alpha-amylases r\u00e9sistantes \u00e0 l'acide, alpha-amylases r\u00e9sistantes \u00e0 l'alcali et alpha-amylases r\u00e9sistantes au sel. En raison de leur stabilit\u00e9 dans des conditions sp\u00e9cifiques, elles rev\u00eatent une grande importance dans les industries concern\u00e9es. Ces derni\u00e8res ann\u00e9es, certains processus de traitement en profondeur des mati\u00e8res premi\u00e8res de l'amidon doivent \u00eatre r\u00e9alis\u00e9s dans des conditions de pH plus faibles que les conditions existantes. L'alpha-amylase r\u00e9sistante \u00e0 l'acide a donc \u00e9t\u00e9 largement utilis\u00e9e, notamment pour l'ensilage, les boissons ferment\u00e9es, la production de m\u00e9dicaments, ainsi que pour le traitement des sous-produits industriels, le traitement des d\u00e9chets et ainsi de suite, avec un grand potentiel d'application et des perspectives de d\u00e9veloppement.<br \/>\nLe m\u00e9canisme de l'alpha-amylase r\u00e9sistante \u00e0 l'acide est similaire \u00e0 celui de l'alpha-amylase commune, mais elle peut hydrolyser l'amidon \u00e0 un pH inf\u00e9rieur, avec un pH optimal de 4,0~5,0, alors que le pH optimal de l'alpha-amylase commune est d'environ 6,0, et elle est plus stable \u00e0 un pH de 6,0~7,0.<br \/>\nCes derni\u00e8res ann\u00e9es, la composition mol\u00e9culaire et les propri\u00e9t\u00e9s enzymatiques de l'alpha-amylase r\u00e9sistante \u00e0 l'acide devenant de plus en plus claires et sa valeur d'utilisation \u00e9tant progressivement reconnue, l'alpha-amylase r\u00e9sistante \u00e0 l'acide fait l'objet d'une attention croissante et est largement utilis\u00e9e dans les secteurs de la brasserie, de l'alimentation, de la m\u00e9decine et dans d'autres domaines. Le traitement des mati\u00e8res premi\u00e8res traditionnelles de l'amidon passe g\u00e9n\u00e9ralement par deux \u00e9tapes : la liqu\u00e9faction et la saccharification. La liqu\u00e9faction utilise l'alpha-amylase, dont le pH optimal est d'environ 5,6~6,0 et qui est facilement inactiv\u00e9e \u00e0 un pH de 4,0 ; la saccharification utilise l'enzyme de saccharification, dont le pH optimal est d'environ 4,3. Par cons\u00e9quent, il est n\u00e9cessaire d'ajouter un grand nombre de r\u00e9actifs pour ajuster la valeur du pH pendant la connexion des deux \u00e9tapes, ce qui non seulement augmente le co\u00fbt de production et affecte l'effet de la liqu\u00e9faction et de la saccharification, mais produit \u00e9galement un grand nombre de sous-produits si l'ajustement n'est pas correct, ce qui rend difficile la purification et le dessalement des produits. Dans ce cas, l'application de l'alpha-amylase r\u00e9sistante \u00e0 l'acide peut faire en sorte que la liqu\u00e9faction et la saccharification se d\u00e9roulent sous la m\u00eame valeur de pH, ce qui simplifie la technologie de traitement de l'amidon. L'application d'une alpha-amylase r\u00e9sistante \u00e0 l'acide peut permettre la liqu\u00e9faction et la saccharification au m\u00eame pH, ce qui simplifie la transformation de l'amidon. Par exemple, la production de sirop \u00e0 haute teneur en maltose et la pr\u00e9paration de shochu.<br \/>\nDans le brassage traditionnel des liqueurs en Chine, qui se caract\u00e9rise par une fermentation accompagn\u00e9e d'une saccharification, les sous-produits de la fermentation (lactate, succinate, ac\u00e9tate, etc.) diminuent continuellement l'acidit\u00e9 de la lie au fur et \u00e0 mesure que la fermentation progresse.) entra\u00eenent une diminution continue de l'acidit\u00e9 de la lie, et la diminution continue de l'acidit\u00e9 entra\u00eene une diminution de l'activit\u00e9 de l'enzyme alpha-amylase commune, et l'hydrolyse de l'amidon n'est pas compl\u00e8te, et environ 12% des 65% de l'amidon de la mati\u00e8re premi\u00e8re ne peuvent pas \u00eatre utilis\u00e9s, ce qui entra\u00eene une faible utilisation de la mati\u00e8re premi\u00e8re. L'alpha-amylase r\u00e9sistante \u00e0 l'acide est une sorte d'enzyme qui hydrolyse l'amidon dans des conditions acides, et son pH optimal est de 4,0~5,0. Dans ce cas, l'application de l'alpha-amylase r\u00e9sistante \u00e0 l'acide permet d'utiliser pleinement l'amidon restant, d'am\u00e9liorer le rendement et de r\u00e9duire les co\u00fbts.<br \/>\nDans la cuisson des aliments, la fermentation du pain n\u00e9cessite une r\u00e9duction du sucre, et l'ajout d'alpha-amylase fongique acide permet au processus de fermentation de produire de la dextrine et du maltose de mani\u00e8re stable. La temp\u00e9rature de cuisson du pain \u00e9tant tr\u00e8s \u00e9lev\u00e9e, plus de 60 \u2103, l'alpha-amylase fongique perdra rapidement son activit\u00e9, ce qui emp\u00eachera la surpasteurisation de l'amidon et permettra de cuire le pain avec une bonne qualit\u00e9, une structure interne uniforme, un volume volumineux et un go\u00fbt excellent, ce qui peut non seulement acc\u00e9l\u00e9rer la vitesse de fermentation et raccourcir le temps de fermentation, mais aussi remplacer le bromate de potassium, qui est un agent canc\u00e9rig\u00e8ne dans l'am\u00e9liorant de panification existant au niveau national, ce qui est plus s\u00fbr. Dans la production de pain, son r\u00f4le principal se manifeste dans les aspects suivants : premi\u00e8rement, il acc\u00e9l\u00e8re la vitesse de fermentation de la p\u00e2te et raccourcit le temps de fermentation ; deuxi\u00e8mement, il am\u00e9liore l'organisation interne du pain et rend le pain plus moelleux ; troisi\u00e8mement, il augmente le volume du pain et rend la couleur de la cro\u00fbte du pain bonne et stable ; quatri\u00e8mement, il ralentit le vieillissement de l'amidon et prolonge la dur\u00e9e de fra\u00eecheur du pain.<br \/>\nEn m\u00e9decine, la taka amylase est un m\u00e9dicament digestif tr\u00e8s populaire dans divers pays, mais l'alpha-amylase d'Aspergillus oryzae, qui a un pH appropri\u00e9 de 4,5~6,0, est facilement endommag\u00e9e par l'acide gastrique (pH 2,0) dans l'estomac, ce qui entra\u00eene une forte r\u00e9duction de l'effet m\u00e9dical, qui peut \u00eatre utilis\u00e9 dans la fabrication d'agents digestifs avec une alpha-amylase r\u00e9sistante \u00e0 l'acidit\u00e9.<br \/>\nEn outre, il peut \u00e9galement \u00eatre utilis\u00e9 pour le traitement des d\u00e9chets liquides industriels. Par exemple, pour le traitement des d\u00e9chets liquides des usines d'alcool, l'utilisation de l'alpha-amylase acide pour la fermentation des d\u00e9chets liquides d'alcool permet une conversion efficace, et la conversion des processus de liqu\u00e9faction et de saccharification de la production d'alcool liquide peut \u00eatre effectu\u00e9e dans le m\u00eame environnement de pH, afin de garantir la qualit\u00e9 de la production d'alcool, de r\u00e9duire les co\u00fbts de production et de permettre \u00e0 l'entreprise d'avoir de faibles \u00e9missions de d\u00e9chets.<\/p>\n<p><!-- lc-commercial-start --><\/p>\n<h2>A practical sourcing checklist for enzyme, biotech, and food-ingredient topics<\/h2>\n<p>In enzyme and food-processing projects, the most useful decision frame is usually application fit plus process stability: which ingredient performs under the intended pH, temperature, time, and substrate conditions without creating a downstream quality or compliance problem.<\/p>\n<ul>\n<li><strong>Define the processing target first:<\/strong> flavor, hydrolysis, texture, fermentation, cleaning, and bioprocess applications often need very different activity profiles.<\/li>\n<li><strong>Check the real operating window:<\/strong> pH, temperature, residence time, and substrate type often matter more than a headline product claim.<\/li>\n<li><strong>Review consistency and downstream impact:<\/strong> dosage, sensory influence, filtration, and shelf-life behavior can all affect the final commercial value.<\/li>\n<li><strong>Use pilot validation:<\/strong> small production tests usually reveal the most useful differences in activity, efficiency, and process fit.<\/li>\n<\/ul>\n<h3>Recommended product references<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/fr\/product\/lipase-cas-9001-62-1\/\">Longzyme Lipase<\/a>:<\/strong> A direct product reference for lipase-related food, cleaning, or bioprocess discussions.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/fr\/product\/beta-amylase-cas-9000-91-3\/\">Longzyme Beta-Amylase<\/a>:<\/strong> A practical enzyme reference when starch conversion and food-processing activity are under review.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/fr\/product\/compound-glucoamylase-cas-9032-08-0\/\">Longzyme Compound Glucoamylase<\/a>:<\/strong> A useful enzyme reference when saccharification or related processing performance matters.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/fr\/product\/yeast-extract-cas-8013-01-2\/\">Extrait de levure<\/a>:<\/strong> A practical ingredient reference when flavor, fermentation, or nutrient-support applications are involved.<\/li>\n<\/ul>\n<h3>FAQ for buyers and formulators<\/h3>\n<p><strong>Why is a high-activity enzyme not automatically the best commercial choice?<\/strong><br \/>Because the best enzyme is the one that performs reliably under the actual process conditions and gives the desired downstream result without creating new issues.<\/p>\n<p><strong>Should food and biotech ingredients be selected from data sheets alone?<\/strong><br \/>It is usually safer to pair the specification review with a pilot or application test because real substrates and process windows can change the result a lot.<\/p>\n<p><!-- lc-commercial-end --><\/p>\n<h2><strong><b>Contactez-nous d\u00e8s maintenant !<\/b><\/strong><\/h2>\n<h4><strong><b>Si vous avez besoin de Price, veuillez indiquer vos coordonn\u00e9es dans le formulaire ci-dessous. Nous vous contacterons g\u00e9n\u00e9ralement dans les 24 heures. Vous pouvez \u00e9galement m'envoyer un courriel\u00a0<span style=\"color: #00ccff;\"><a style=\"color: #00ccff;\" href=\"mailto:info@longchangchemical.com\">info@longchangchemical.com<\/a><\/span>\u00a0pendant les heures de travail ( 8:30 am to 6:00 pm UTC+8 Mon.~Sat. ) ou utilisez le chat en direct du site web pour obtenir une r\u00e9ponse rapide.<\/b><\/strong><\/h4>\n<table style=\"border-collapse: collapse; width: 326.27pt;\" border=\"0\" width=\"435\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt; width: 164.25pt;\" width=\"219\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/compound-glucoamylase-cas-9032-08-0\/\"><span style=\"color: #00ccff;\">Compos\u00e9 Glucoamylase<\/span><\/a><\/td>\n<td class=\"et2\" style=\"width: 162.00pt;\" width=\"216\">9032-08-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/pullulanase-cas-9075-68-7\/\"><span style=\"color: #00ccff;\">Pullulanase<\/span><\/a><\/td>\n<td class=\"et2\">9075-68-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/xylanase-cas-37278-89-0\/\"><span style=\"color: #00ccff;\">Xylanase<\/span><\/a><\/td>\n<td class=\"et2\">37278-89-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/cellulase-cas-9012-54-8\/\"><span style=\"color: #00ccff;\">Cellulase<\/span><\/a><\/td>\n<td class=\"et2\">9012-54-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/naringinase-cas-9068-31-9\/\"><span style=\"color: #00ccff;\">Naringinase<\/span><\/a><\/td>\n<td class=\"et2\">9068-31-9<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/beta-amylase-cas-9000-91-3\/\"><span style=\"color: #00ccff;\">\u03b2-Amylase<\/span><\/a><\/td>\n<td class=\"et2\">9000-91-3<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/glucose-oxidase-cas-9001-37-0\/\"><span style=\"color: #00ccff;\">Glucose oxydase<\/span><\/a><\/td>\n<td class=\"et2\">9001-37-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\">alpha-amylase<\/td>\n<td class=\"et2\">9000-90-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/longzyme-acid-pectinase-cas-9032-75-1\/\"><span style=\"color: #00ccff;\">Pectinase<\/span><\/a><\/td>\n<td class=\"et2\">9032-75-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\">Peroxydase<\/td>\n<td class=\"et2\">9003-99-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/lipase-cas-9001-62-1\/\"><span style=\"color: #00ccff;\">Lipase<\/span><\/a><\/td>\n<td class=\"et2\">9001-62-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/catalase-cas-9001-05-2\/\"><span style=\"color: #00ccff;\">Catalase<\/span><\/a><\/td>\n<td class=\"et4\">9001-05-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/tannase-cas-9025-71-2\/\"><span style=\"color: #00ccff;\">TANNASE<\/span><\/a><\/td>\n<td class=\"et2\">9025-71-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/elastase-cas-39445-21-1\/\"><span style=\"color: #00ccff;\">Elastase<\/span><\/a><\/td>\n<td class=\"et2\">39445-21-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/urease-cas-9002-13-5\/\"><span style=\"color: #00ccff;\">Ur\u00e9ase<\/span><\/a><\/td>\n<td class=\"et2\">9002-13-5<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/dextranase-cas-9025-70-1\/\"><span style=\"color: #00ccff;\">DEXTRANASE<\/span><\/a><\/td>\n<td class=\"et2\">9025-70-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.5pt; text-align: left;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/l-lactic-dehydrogenase-cas-9001-60-9\/\"><span style=\"color: #00ccff;\">L-Lactique d\u00e9shydrog\u00e9nase<\/span><\/a><\/td>\n<td class=\"et2\">9001-60-9<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/dehydrogenase-malate-cas-9001-64-3\/\"><span style=\"color: #00ccff;\">D\u00e9shydrog\u00e9nase malate<\/span><\/a><\/td>\n<td class=\"et2\">9001-64-3<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/fr\/product\/cholesterol-oxidase-cas-9028-76-6\/\"><span style=\"color: #00ccff;\">Cholest\u00e9rol oxydase<\/span><\/a><\/td>\n<td class=\"et2\">9028-76-6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>With the development of starch deep-processing industry and the change of process conditions, the enzyme varieties need to be constantly updated and improved. alpha-amylase has developed into a large and<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[108],"tags":[],"class_list":["post-7334","post","type-post","status-publish","format-standard","hentry","category-enzyme-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Application of acid-resistant high temperature amylase in various fields - Longchang Chemical<\/title>\n<meta name=\"description\" content=\"With the development of starch deep-processing industry and the change of process conditions, the enzyme varieties need to be constantly updated and imp...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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