{"id":20448,"date":"2026-10-09T13:27:20","date_gmt":"2026-10-09T09:57:20","guid":{"rendered":"https:\/\/artinazma.net\/product\/antimony-trioxide-pet-catalyst\/"},"modified":"2026-10-09T13:53:37","modified_gmt":"2026-10-09T10:23:37","slug":"antimony-trioxide-pet-catalyst","status":"publish","type":"product","link":"https:\/\/artinazma.net\/en\/product\/antimony-trioxide-pet-catalyst\/","title":{"rendered":"Antimony Trioxide 99.9% \u2013 PET Polycondensation Catalyst"},"content":{"rendered":"<h3 dir=\"ltr\" style=\"text-align: left;\">Antimony Trioxide (ATO) \u2013 PET Polycondensation Catalyst<\/h3>\n<p dir=\"ltr\" style=\"text-align: left;\">Antimony Trioxide (Sb\u2082O\u2083) is widely used as a catalyst in the polycondensation stage of polyethylene terephthalate (PET) production. It accelerates the polycondensation reaction and supports the formation of polymer chains with the required molecular weight for the production of polyester products, particularly polyester fibers.<\/p>\n<p dir=\"ltr\" style=\"text-align: left;\">In PET production, Antimony Trioxide is typically introduced into the process in combination with ethylene glycol and performs its catalytic function during the polycondensation stage.<\/p>\n<p dir=\"ltr\" style=\"text-align: left;\">The quality of catalyst-grade ATO is important for maintaining stable PET production. Low levels of metallic impurities help reduce undesirable side reactions and support good polymer color. Low levels of insoluble or unwanted particles also help minimize filtration problems and reduce the risk of filament breakage during fiber spinning.<\/p>\n<p dir=\"ltr\" style=\"text-align: left;\">Consistent product quality from batch to batch contributes to stable processing conditions and uniform PET and polyester fiber quality.<\/p>\n<h3 dir=\"ltr\" style=\"text-align: left;\">Key Benefits<\/h3>\n<ul dir=\"ltr\" style=\"text-align: left;\">\n<li>High purity: \u2265 99.90% Sb\u2082O\u2083<\/li>\n<li>Catalyst grade<\/li>\n<li>Low metallic impurities<\/li>\n<li>High whiteness<\/li>\n<li>Controlled particle size<\/li>\n<li>Suitable for PET and polyester production<\/li>\n<li>Supports stable polycondensation performance<\/li>\n<li>Helps maintain consistent polymer quality<\/li>\n<\/ul>\n<h3 dir=\"ltr\" style=\"text-align: left;\">Applications<\/h3>\n<ul dir=\"ltr\">\n<li style=\"text-align: left;\">PET polycondensation catalyst<\/li>\n<li style=\"text-align: left;\">Polyester fiber production<\/li>\n<li style=\"text-align: left;\">Polyester resin production<\/li>\n<li style=\"text-align: left;\">Polymer and petrochemical industries<\/li>\n<li style=\"text-align: left;\">Polyester manufacturing processes<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p dir=\"ltr\" style=\"text-align: left;\">Antimony Trioxide (ATO), with the chemical formula Sb\u2082O\u2083, is a high-purity catalyst used in the polycondensation stage of polyethylene terephthalate (PET) production. Catalyst-grade ATO with low metallic impurities and consistent quality helps improve process stability, achieve the required polymer molecular weight, and maintain the quality of polyester products.<\/p>\n","protected":false},"featured_media":20429,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[929],"product_tag":[1069],"class_list":["post-20448","product","type-product","status-publish","has-post-thumbnail","product_cat-chemical-products-en-2","product_tag-process-catalysts","first","instock","taxable","shipping-taxable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.6 (Yoast SEO v28.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Antimony Trioxide 99.9% \u2013 PET Polycondensation Catalyst | Supplier of laboratory equipment, chemicals<\/title>\n<meta name=\"description\" content=\"High-purity Antimony Trioxide 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