{"id":2169,"date":"2026-09-08T14:46:58","date_gmt":"2026-09-08T19:46:58","guid":{"rendered":"https:\/\/www.cestoil.com\/?p=2169"},"modified":"2026-09-08T15:08:49","modified_gmt":"2026-09-08T20:08:49","slug":"como-escolher-um-aditivo-melhorador-de-lubricidade-para-diesel","status":"publish","type":"post","link":"https:\/\/www.cestoil.com\/pt\/how-to-choose-a-diesel-lubricity-improver\/","title":{"rendered":"Como escolher um aditivo melhorador de lubricidade para diesel"},"content":{"rendered":"<div class=\"wpb-content-wrapper\" id=\"wpb-content-root\"><div class=\"vc_row wpb_row vc_row-fluid\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_raw_code wpb_raw_html wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<style>.cpr-page{font-family:Lato,Helvetica,Arial,sans-serif;color:#4a4a4a;font-size:17px;line-height:1.75;max-width:1180px;margin:0 auto;padding:34px 0 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#dedede;padding:20px 0 30px}.lub-page .lub-jump a{min-height:44px;display:inline-flex;align-items:center}.lub-page .lub-result{display:grid;grid-template-columns:1fr 1fr;gap:18px;max-width:640px;margin:20px 0}.lub-page .lub-result>div{padding:22px;background:#f5f6f8}.lub-page .lub-result strong{display:block;color:#333;font-size:34px;line-height:1.4}.lub-page .lub-result span{font-size:16px}.lub-page .lub-kicker{color:#806b34;font-weight:700}.lub-page .lub-reference{font-size:15px!important;color:#666}.lub-page .lub-hero-text{max-width:850px;padding-bottom:32px}.lub-page .lub-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;background:#f5f6f8;padding:24px;margin:24px 0}.lub-page .lub-facts dt{font-weight:700;color:#333}.lub-page .lub-facts dd{margin:8px 0 0}.lub-page .lub-section:target{scroll-margin-top:110px}\n@media(max-width:850px){.lub-page .lub-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){.lub-page .lub-grid,.lub-page .lub-facts{grid-template-columns:1fr}.lub-page .lub-section{padding:28px 0}.lub-page .lub-actions{align-items:stretch;flex-direction:column}.lub-page .lub-actions a.cpr-button{text-align:center}.lub-page summary{font-size:18px}.lub-page .lub-result strong{font-size:28px}.lub-page .lub-card{padding:20px}.lub-page .lub-note{padding:20px}}\n<\/style><article class=\"cpr-page lub-page\"><nav class=\"cpr-breadcrumb\" aria-label=\"Trilha de navega\u00e7\u00e3o\"><a href=\"\/pt\/noticias\/\">Not\u00edcias e Insights<\/a><span aria-hidden=\"true\">\/<\/span>Perspectiva T\u00e9cnica<\/nav><header class=\"lub-hero-text\"><p class=\"cpr-kicker\">Perspectiva T\u00e9cnica \u00b7 Mobilidade<\/p><h1>Como escolher um aditivo melhorador de lubricidade para diesel<\/h1><p>Por Cestoil Chemical Inc. \u00b7 8 de setembro de 2026<\/p><\/header><div class=\"lub-reading\"><p class=\"lead\">A escolha de um melhorador de lubricidade para diesel come\u00e7a pelo combust\u00edvel, pelo resultado de teste exigido e pelas condi\u00e7\u00f5es em que o aditivo ser\u00e1 armazenado e utilizado. A linha Northshore COLI, da Cestoil , oferece op\u00e7\u00f5es \u00e0 base de \u00e1cidos graxos, \u00e9steres e misturas, permitindo que a escolha seja adequada \u00e0 aplica\u00e7\u00e3o.<\/p>\n<h2>Comece pelo combust\u00edvel e pela meta de desempenho.<\/h2>\n<p>O diesel profundamente refinado pode necessitar de lubricidade adicional para proteger os componentes do sistema de combust\u00edvel que operam em regime de lubrifica\u00e7\u00e3o lim\u00edtrofe. Um aditivo melhorador de lubricidade ajuda a atender a essa necessidade por meio de qu\u00edmica de tensoativos. A quest\u00e3o pr\u00e1tica \u00e9 qual produto, e em que dosagem, proporciona um resultado aceit\u00e1vel no combust\u00edvel que est\u00e1 sendo tratado.<\/p>\n<p>Comece medindo o combust\u00edvel n\u00e3o tratado e definindo a meta exigida pelo cliente, pelo contrato ou pela especifica\u00e7\u00e3o aplic\u00e1vel. O teste HFRR (*High-Frequency Reciprocating Rig*) fornece uma medida da marca de desgaste para comparar amostras n\u00e3o tratadas e tratadas sob condi\u00e7\u00f5es definidas. Um valor menor de marca de desgaste indica melhor lubricidade nesse teste. O resultado deve ser interpretado levando em conta o m\u00e9todo de teste e as condi\u00e7\u00f5es da amostra, e n\u00e3o como uma previs\u00e3o direta da vida \u00fatil do equipamento.<\/p>\n<h2>Alinhe a qu\u00edmica \u00e0s prioridades operacionais.<\/h2>\n<p>O folheto da Cestoil de 2026 sobre aditivos melhoradores de lubricidade descreve cinco produtos Northshore em destaque de sua linha mais ampla. As distin\u00e7\u00f5es a seguir ajudam a identificar candidatos para avalia\u00e7\u00e3o; elas n\u00e3o substituem testes espec\u00edficos para o combust\u00edvel.<\/p>\n<ul>\n<li><strong><span translate=\"no\" class=\"notranslate\">COLI9500<\/span>:<\/strong> Uma op\u00e7\u00e3o de \u00e1cido graxo derivado da soja para aplica\u00e7\u00f5es em diesel convencional com ultrabaixo teor de enxofre. Ela oferece um ponto de partida \u00fatil ao comparar o desempenho de lubricidade e os requisitos de manuseio em toda a linha de produtos.<\/li>\n<li><strong><span translate=\"no\" class=\"notranslate\">COLI9500E<\/span>:<\/strong> Uma op\u00e7\u00e3o econ\u00f4mica de \u00e1cido graxo de soja para aplica\u00e7\u00f5es em que o custo \u00e9 prioridade e as exig\u00eancias de manuseio em baixas temperaturas s\u00e3o menos rigorosas. Apesar de seu sufixo, <span translate=\"no\" class=\"notranslate\">COLI9500E<\/span> n\u00e3o \u00e9 o grau \u00e9ster. Compare seus requisitos de armazenamento e dosagem com <span translate=\"no\" class=\"notranslate\">COLI9500<\/span> antes de selecion\u00e1-lo.<\/li>\n<li><strong><span translate=\"no\" class=\"notranslate\">COLI9500ES<\/span>:<\/strong> Vale a pena avaliar a op\u00e7\u00e3o \u00e0 base de \u00e9ster quando a compatibilidade com o pacote de aditivos e o comportamento de manuseio forem crit\u00e9rios de sele\u00e7\u00e3o importantes. Confirme o desempenho do produto na formula\u00e7\u00e3o final pretendida.<\/li>\n<li><strong><span translate=\"no\" class=\"notranslate\">COLI9500H<\/span>:<\/strong> Uma mistura de \u00e1cido e \u00e9ster destinada \u00e0 avalia\u00e7\u00e3o em casos onde o combust\u00edvel n\u00e3o aditivado apresenta requisitos rigorosos de lubricidade e a otimiza\u00e7\u00e3o da dosagem \u00e9 priorit\u00e1ria. Determine a dosagem necess\u00e1ria por meio de uma s\u00e9rie de testes comparativos.<\/li>\n<li><strong><span translate=\"no\" class=\"notranslate\">COLI9510<\/span>:<\/strong> Uma op\u00e7\u00e3o de \u00e1cido graxo de tall oil (TOFA) para clientes que preferem essa qu\u00edmica consolidada ou precisam manter uma abordagem de formula\u00e7\u00e3o existente.<\/li>\n<\/ul>\n<p><a href=\"\/pt\/solucoes\/aditivos-para-combustivel\/melhoradores-de-lubricidade\/#selection\">Compare a linha de melhoradores de lubricidade Northshore<\/a> para selecionar produtos antes de solicitar amostras. Informar a composi\u00e7\u00e3o qu\u00edmica atual, se conhecida, tamb\u00e9m ajuda Cestoil a tornar a compara\u00e7\u00e3o relevante para um programa de tratamento existente.<\/p>\n<h2>Use dados de teste como ponto de partida para a avalia\u00e7\u00e3o.<\/h2>\n<p>O <span translate=\"no\" class=\"notranslate\">COLI9500<\/span> Os resultados abaixo s\u00e3o apresentados nos termos Cestoil . <em>Melhorador de lubricidade_2026<\/em> folheto. Elas ilustram as respostas de tr\u00eas amostras espec\u00edficas de diesel. As descri\u00e7\u00f5es das amostras e as dosagens s\u00e3o mantidas para que as figuras possam ser interpretadas dentro do contexto.<\/p>\n<div class=\"table-scroll\" role=\"region\" aria-label=\"Resultados do teste de lubricidade do COLI9500\" tabindex=\"0\">\n<table>\n<caption>Relatado <span translate=\"no\" class=\"notranslate\">COLI9500<\/span> Resultados de HFRR (ASTM D6079) \u2014 Folheto Cestoil 2026<\/caption>\n<thead><tr><th scope=\"col\">Amostra de diesel<\/th><th scope=\"col\">Dosagem (mg\/kg)<\/th><th scope=\"col\">Marca de desgaste n\u00e3o tratada (\u00b5m)<\/th><th scope=\"col\">Marca de desgaste tratada (\u00b5m)<\/th><\/tr><\/thead>\n<tbody>\n<tr><th scope=\"row\">ULSD canadense (10 ppm de enxofre)<\/th><td>200<\/td><td>600<\/td><td>380<\/td><\/tr>\n<tr><th scope=\"row\">Diesel sueco de Classe 1<\/th><td>250<\/td><td>650<\/td><td>368<\/td><\/tr>\n<tr><th scope=\"row\">Diesel ULSD alem\u00e3o<\/th><td>200<\/td><td>587<\/td><td>366<\/td><\/tr>\n<\/tbody><\/table>\n<\/div>\n<p>Estes s\u00e3o resultados espec\u00edficos de amostras apresentados em material t\u00e9cnico Cestoil , e n\u00e3o uma resposta garantida para outros combust\u00edveis. Eles n\u00e3o devem ser utilizados para afirmar que uma determinada dosagem sempre atender\u00e1 a uma especifica\u00e7\u00e3o. Solicite as informa\u00e7\u00f5es de teste de suporte ao avaliar se os exemplos s\u00e3o relevantes para o seu combust\u00edvel.<\/p>\n<h2>Elabore uma compara\u00e7\u00e3o de dose-resposta<\/h2>\n<p>Uma avalia\u00e7\u00e3o pr\u00e1tica compara uma amostra de controle (sem tratamento) com diversos n\u00edveis de tratamento acordados, utilizando uma amostra representativa do combust\u00edvel. Utilize o mesmo procedimento de prepara\u00e7\u00e3o e o mesmo m\u00e9todo de ensaio para cada produto candidato. Inclua o aditivo j\u00e1 utilizado, quando dispon\u00edvel, de modo que a compara\u00e7\u00e3o responda tanto a uma quest\u00e3o de compra quanto a uma quest\u00e3o t\u00e9cnica.<\/p>\n<p>Analise os resultados em rela\u00e7\u00e3o \u00e0 meta exigida e \u00e0 variabilidade esperada no suprimento de combust\u00edvel. O tratamento preferencial deve proporcionar uma margem operacional adequada, e n\u00e3o se basear simplesmente no menor resultado isolado obtido em um \u00fanico teste. Reavalie a dosagem sempre que houver uma mudan\u00e7a significativa na fonte ou na mistura do combust\u00edvel.<\/p>\n<p>Compare o custo do tratamento utilizando a dosagem definida para o seu combust\u00edvel e o pre\u00e7o cotado do produto. Um pre\u00e7o de aditivo mais baixo n\u00e3o significa automaticamente um custo menor por tonelada de diesel tratado; da mesma forma, uma efici\u00eancia alegadamente superior n\u00e3o garante economia at\u00e9 que a dosagem necess\u00e1ria tenha sido determinada. Cestoil pode ajudar a estruturar essa compara\u00e7\u00e3o para os produtos pr\u00e9-selecionados.<\/p>\n<h2>Verifique os requisitos de manuseio, compatibilidade e distribui\u00e7\u00e3o.<\/h2>\n<p>A sele\u00e7\u00e3o para baixas temperaturas requer informa\u00e7\u00f5es sobre as condi\u00e7\u00f5es reais de armazenamento, transfer\u00eancia e inje\u00e7\u00e3o. O ponto de fluidez informado \u00e9 uma propriedade do material; n\u00e3o representa, por si s\u00f3, uma temperatura m\u00ednima garantida para bombeamento ou armazenamento. Informe a temperatura m\u00ednima prevista e o sistema de dosagem para que as orienta\u00e7\u00f5es de manuseio do produto possam ser analisadas antes de um teste.<\/p>\n<p>Avalie a compatibilidade com o pacote de aditivos completo, incluindo as concentra\u00e7\u00f5es e a sequ\u00eancia de adi\u00e7\u00e3o pretendidas. Os resultados obtidos com uma mistura espec\u00edfica n\u00e3o estabelecem compatibilidade com todos os melhoradores de cetano, detergentes ou outros componentes. Observe a mistura sob as condi\u00e7\u00f5es de armazenamento pertinentes e confirme se o combust\u00edvel tratado continua atendendo aos crit\u00e9rios de qualidade exigidos.<\/p>\n<p>Para aplica\u00e7\u00f5es em dutos, o folheto de 2026 da Cestoil identifica <span translate=\"no\" class=\"notranslate\">COLI9500<\/span>, <span translate=\"no\" class=\"notranslate\">COLI9500E<\/span>, e <span translate=\"no\" class=\"notranslate\">COLI9500ES<\/span> nas informa\u00e7\u00f5es de qualifica\u00e7\u00e3o EI 1535. Solicite a documenta\u00e7\u00e3o atualizada para a classe exata e confirme os requisitos do operador do duto e as condi\u00e7\u00f5es aplic\u00e1veis. N\u00e3o estenda essa qualifica\u00e7\u00e3o a <span translate=\"no\" class=\"notranslate\">COLI9500H<\/span> ou <span translate=\"no\" class=\"notranslate\">COLI9510<\/span> por associa\u00e7\u00e3o.<\/p>\n<h2>Transforme uma lista de pr\u00e9-selecionados em uma recomenda\u00e7\u00e3o de tratamento.<\/h2>\n<p>Para uma an\u00e1lise inicial, envie Cestoil o tipo de combust\u00edvel, o resultado de HFRR sem tratamento (se dispon\u00edvel), o requisito-alvo, a temperatura m\u00ednima de manuseio, outros aditivos utilizados e o volume de tratamento previsto. Caso alguma informa\u00e7\u00e3o n\u00e3o esteja dispon\u00edvel, indique o que j\u00e1 se sabe e quais pontos necessitam de avalia\u00e7\u00e3o.<\/p>\n<p><a href=\"\/pt\/solicitar-uma-amostra\/?product=lubricity\">Solicite uma amostra<\/a> para uma compara\u00e7\u00e3o espec\u00edfica por combust\u00edvel, ou <a href=\"\/pt\/contato\/?product=lubricity&request=selection#cestoil-product-request\">discutir a sele\u00e7\u00e3o de produtos, a dosagem e um or\u00e7amento com Cestoil<\/a>. O objetivo \u00e9 selecionar um grau Northshore que conte com resultados de testes comprobat\u00f3rios, condi\u00e7\u00f5es de manuseio vi\u00e1veis e um custo de tratamento claro para a sua aplica\u00e7\u00e3o.<\/p>\n<p class=\"lub-reference\">Fonte: <a href=\"https:\/\/www.cestoil.com\/wp-content\/uploads\/Lubricity-Improver_2026.pdf\">Portf\u00f3lio de Melhoradores de Lubricidade para Diesel Cestoil Northshore , 2026 (PDF)<\/a>, p\u00e1ginas 2 e 5\u20139. As orienta\u00e7\u00f5es sobre a sele\u00e7\u00e3o de produtos e os exemplos apresentados foram extra\u00eddos deste folheto; solicite a documenta\u00e7\u00e3o atual do produto e os relat\u00f3rios de testes de suporte para sua avalia\u00e7\u00e3o.<\/p><\/div><\/article>\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Compare melhoradores de lubricidade para diesel \u00e0 base de \u00e1cidos graxos, \u00e9steres e h\u00edbridos, considerando os testes HFRR, as condi\u00e7\u00f5es de manuseio e o custo de tratamento. Um guia t\u00e9cnico Cestoil .<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[25],"tags":[],"class_list":["post-2169","post","type-post","status-publish","format-standard","hentry","category-technical-insights","category-25","description-off"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Compare fatty-acid, ester and hybrid diesel lubricity improvers using HFRR testing, handling conditions and treatment cost. 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