{"id":16604,"date":"2026-03-04T09:03:00","date_gmt":"2026-03-04T09:03:00","guid":{"rendered":"https:\/\/www.jet-mills.com\/?p=16604"},"modified":"2026-03-09T02:00:06","modified_gmt":"2026-03-09T02:00:06","slug":"regulation-modification-and-application-of-light-nano-calcium-carbonate-particles","status":"publish","type":"post","link":"https:\/\/www.jet-mills.com\/pt\/regulation-modification-and-application-of-light-nano-calcium-carbonate-particles\/","title":{"rendered":"Regula\u00e7\u00e3o, modifica\u00e7\u00e3o e aplica\u00e7\u00e3o de part\u00edculas leves (nano) de carbonato de c\u00e1lcio"},"content":{"rendered":"<p>Como um material de enchimento funcional excepcional, o desempenho do carbonato de c\u00e1lcio leve (nano) (CaCO\u2083) \u00e9 fundamentalmente determinado por suas principais especifica\u00e7\u00f5es t\u00e9cnicas. Estas incluem teor de c\u00e1lcio, tamanho de part\u00edcula, distribui\u00e7\u00e3o de tamanho de part\u00edcula e morfologia do p\u00f3. Este artigo explora as t\u00e9cnicas para regular sua morfologia e as diversas aplica\u00e7\u00f5es resultantes em diferentes ind\u00fastrias. A obten\u00e7\u00e3o do tamanho e da morfologia de part\u00edcula precisos descritos abaixo requer equipamentos de processamento avan\u00e7ados e confi\u00e1veis. <a href=\"https:\/\/www.jet-mills.com\/pt\/about-us\/\" data-internallinksmanager029f6b8e52c=\"1\" title=\"Sobre n\u00f3s\">P\u00f3 \u00c9PICO<\/a>, Somos especializados em fornecer as solu\u00e7\u00f5es de moagem e classifica\u00e7\u00e3o necess\u00e1rias para atender a essas demandas industriais por carbonato de c\u00e1lcio.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/www.jet-mills.com\/wp-content\/uploads\/2024\/11\/calcium-carbonate-powder.webp\" alt=\"p\u00f3 de carbonato de c\u00e1lcio\" class=\"wp-image-14842\" srcset=\"https:\/\/www.jet-mills.com\/wp-content\/uploads\/2024\/11\/calcium-carbonate-powder.webp 800w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2024\/11\/calcium-carbonate-powder-300x225.webp 300w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2024\/11\/calcium-carbonate-powder-768x576.webp 768w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2024\/11\/calcium-carbonate-powder-16x12.webp 16w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2024\/11\/calcium-carbonate-powder-600x450.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">P\u00f3 de carbonato de c\u00e1lcio<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">1. Tecnologias-chave para o controle da morfologia do carbonato de c\u00e1lcio<\/h2>\n\n\n\n<p>A prepara\u00e7\u00e3o de carbonato de c\u00e1lcio leve (nano) utiliza principalmente m\u00e9todos de carbonata\u00e7\u00e3o e dupla decomposi\u00e7\u00e3o. Outras t\u00e9cnicas, como microemuls\u00e3o, membrana l\u00edquida e sol-gel, tamb\u00e9m s\u00e3o usadas, cada uma capaz de produzir CaCO\u2083 com diferentes morfologias cristalinas.<\/p>\n\n\n\n<p>M\u00e9todos comuns de prepara\u00e7\u00e3o de carbonato de c\u00e1lcio leve (nano)<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">A. M\u00e9todo de carbonata\u00e7\u00e3o<\/h3>\n\n\n\n<p>O <a href=\"https:\/\/en.wikipedia.org\/wiki\/Carbonation\">carbonata\u00e7\u00e3o<\/a> O m\u00e9todo de carbonata\u00e7\u00e3o por borbulhamento cont\u00ednuo \u00e9 a principal t\u00e9cnica para produ\u00e7\u00e3o em escala industrial, conhecida por sua tecnologia consolidada. Com base em diferentes processos de produ\u00e7\u00e3o e m\u00e9todos de contato g\u00e1s-l\u00edquido, ele pode ser subdividido em m\u00e9todos de borbulhamento cont\u00ednuo, borbulhamento intermitente, pulveriza\u00e7\u00e3o cont\u00ednua e carbonata\u00e7\u00e3o de alta gravidade. O processo principal, conforme ilustrado abaixo, envolve a calcina\u00e7\u00e3o de calc\u00e1rio para produzir cal viva (\u00f3xido de c\u00e1lcio) e g\u00e1s CO\u2082. A cal viva \u00e9 ent\u00e3o hidratada e purificada para criar uma pasta limpa de Ca(OH)\u2082. Ap\u00f3s a adi\u00e7\u00e3o de agentes de controle, essa pasta entra em uma torre de carbonata\u00e7\u00e3o onde o g\u00e1s purificado do forno (CO\u2082) \u00e9 introduzido para a carbonata\u00e7\u00e3o. Finalmente, a pasta de carbonato de c\u00e1lcio madura passa por separa\u00e7\u00e3o, secagem e desidrata\u00e7\u00e3o para produzir o produto final.<\/p>\n\n\n\n<h4 class=\"wp-block-heading has-text-align-center\"><strong>Fluxograma do processo de carbonata\u00e7\u00e3o do CaCO\u2083<\/strong><strong><\/strong><\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Sistema de rea\u00e7\u00e3o<\/strong><strong><\/strong><\/td><td><strong>M\u00e9todo de prepara\u00e7\u00e3o<\/strong><strong><\/strong><\/td><td><strong>Vantagens<\/strong><strong><\/strong><\/td><td><strong>Desvantagens<\/strong><strong><\/strong><\/td><\/tr><tr><td rowspan=\"4\">Sistema de rea\u00e7\u00e3o Ca(OH)\u2082-H\u2082O-CO\u2082<\/td><td>M\u00e9todo de carbonata\u00e7\u00e3o por borbulhamento em lote<\/td><td>Baixo custo, opera\u00e7\u00e3o simples, alta capacidade de produ\u00e7\u00e3o<\/td><td>Alto consumo de energia, tamanho irregular das part\u00edculas do produto<\/td><\/tr><tr><td>M\u00e9todo de carbonata\u00e7\u00e3o por pulveriza\u00e7\u00e3o cont\u00ednua<\/td><td>Opera\u00e7\u00e3o cont\u00ednua, alta capacidade de produ\u00e7\u00e3o, produto control\u00e1vel<\/td><td>Requisitos elevados de equipamento, alto conte\u00fado t\u00e9cnico, gest\u00e3o dif\u00edcil.<\/td><\/tr><tr><td>M\u00e9todo de carbonata\u00e7\u00e3o por agita\u00e7\u00e3o em lote<\/td><td>Produto control\u00e1vel, comumente usado<\/td><td>Alto investimento em equipamentos, opera\u00e7\u00e3o complexa.<\/td><\/tr><tr><td>M\u00e9todo de cristaliza\u00e7\u00e3o reativa de alta gravidade<\/td><td>Tempo de rea\u00e7\u00e3o curto, faixa de tamanho de part\u00edcula do produto concentrado<\/td><td>Requisitos elevados para equipamentos de rea\u00e7\u00e3o, alto consumo de energia.<\/td><\/tr><tr><td rowspan=\"3\">Sistema de rea\u00e7\u00e3o Ca\u00b2\u207a-H\u2082O-CO\u2082<\/td><td>M\u00e9todo do cloreto de c\u00e1lcio \u2013 carbonato de am\u00f4nio<\/td><td rowspan=\"3\">Mat\u00e9rias-primas facilmente dispon\u00edveis e de baixo custo, processo de prepara\u00e7\u00e3o simples, alto grau de brancura do produto.<\/td><td rowspan=\"3\">\u00cdons de impureza dif\u00edceis de remover<\/td><\/tr><tr><td>M\u00e9todo do cloreto de c\u00e1lcio \u2013 bicarbonato de s\u00f3dio<\/td><\/tr><tr><td>M\u00e9todo de cal e carbonato de s\u00f3dio<\/td><\/tr><tr><td rowspan=\"2\">Sistema de rea\u00e7\u00e3o Ca\u00b2\u207a-R-CO\u2082<\/td><td>M\u00e9todo do Gel<\/td><td>Produto control\u00e1vel, adequado para o estudo do processo de cristaliza\u00e7\u00e3o.<\/td><td>Dificuldade em remover mat\u00e9ria org\u00e2nica<\/td><\/tr><tr><td>M\u00e9todo de Microemuls\u00e3o<\/td><td>Impede a aglomera\u00e7\u00e3o do produto, opera\u00e7\u00e3o simples<\/td><td>Utilizado principalmente em experimentos<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Em compara\u00e7\u00e3o, o m\u00e9todo de carbonata\u00e7\u00e3o oferece um controle superior sobre a forma cristalina e a morfologia do carbonato de c\u00e1lcio. A forma\u00e7\u00e3o de cristais ocorre durante a etapa de carbonata\u00e7\u00e3o. Controlando com precis\u00e3o par\u00e2metros do processo, como a concentra\u00e7\u00e3o de Ca\u00b2\u207a, a temperatura de carbonata\u00e7\u00e3o, a vaz\u00e3o de CO\u2082, o valor do pH e o uso de aditivos, diferentes caracter\u00edsticas do produto podem ser obtidas. As principais vantagens s\u00e3o o baixo custo e a adequa\u00e7\u00e3o para produ\u00e7\u00e3o em larga escala. No entanto, os m\u00e9todos tradicionais de carbonata\u00e7\u00e3o podem enfrentar desafios como a distribui\u00e7\u00e3o irregular do tamanho das part\u00edculas e menor efici\u00eancia na produ\u00e7\u00e3o de morfologias espec\u00edficas. Para solucionar esses problemas, pesquisadores est\u00e3o continuamente explorando processos inovadores de carbonata\u00e7\u00e3o, otimizando o projeto das torres de carbonata\u00e7\u00e3o, desenvolvendo novos modificadores de cristais e refinando as condi\u00e7\u00f5es de rea\u00e7\u00e3o.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B. M\u00e9todo de dupla decomposi\u00e7\u00e3o<\/h3>\n\n\n\n<p>Este m\u00e9todo envolve a rea\u00e7\u00e3o direta entre um sal de c\u00e1lcio sol\u00favel e um carbonato (ou bicarbonato) em solu\u00e7\u00e3o, sob condi\u00e7\u00f5es controladas. Dependendo do meio reacional, pode ser implementado por meio de diversas t\u00e9cnicas, como microemuls\u00e3o, gel ou m\u00e9todos de molde. A rea\u00e7\u00e3o central permanece sendo a intera\u00e7\u00e3o entre os \u00edons Ca\u00b2\u207a e CO\u2083\u00b2\u207b, tipicamente obtida em sistemas como Ca\u00b2\u207a\u2013H\u2082O\u2013CO\u2083\u00b2\u207b ou Ca\u00b2\u207a\u2013R\u2013CO\u2083\u00b2\u207b (onde R representa um meio org\u00e2nico). A chave para este m\u00e9todo \u00e9 o uso de agentes de controle apropriados para direcionar a morfologia cristalina e o polimorfismo.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Fluxograma do processo de dupla decomposi\u00e7\u00e3o<\/strong><\/h4>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"943\" height=\"748\" src=\"https:\/\/www.jet-mills.com\/wp-content\/uploads\/2026\/03\/Flowchart-of-the-Double-Decomposition-Process.webp\" alt=\"\" class=\"wp-image-16606\" srcset=\"https:\/\/www.jet-mills.com\/wp-content\/uploads\/2026\/03\/Flowchart-of-the-Double-Decomposition-Process.webp 943w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2026\/03\/Flowchart-of-the-Double-Decomposition-Process-300x238.webp 300w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2026\/03\/Flowchart-of-the-Double-Decomposition-Process-768x609.webp 768w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2026\/03\/Flowchart-of-the-Double-Decomposition-Process-15x12.webp 15w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2026\/03\/Flowchart-of-the-Double-Decomposition-Process-600x476.webp 600w\" sizes=\"(max-width: 943px) 100vw, 943px\" \/><\/figure>\n\n\n\n<p>Embora o m\u00e9todo de dupla decomposi\u00e7\u00e3o possa produzir carbonato de c\u00e1lcio esf\u00e9rico com morfologia regular e boa dispers\u00e3o, as mat\u00e9rias-primas s\u00e3o frequentemente mais complexas e podem introduzir impurezas. Isso o torna menos adequado para a produ\u00e7\u00e3o industrial em larga escala em compara\u00e7\u00e3o com o m\u00e9todo de carbonata\u00e7\u00e3o. As pesquisas atuais est\u00e3o focadas em superar esse obst\u00e1culo utilizando fontes de c\u00e1lcio provenientes de subprodutos, como esc\u00f3ria de carbeto, fosfogesso e esc\u00f3ria de a\u00e7o, juntamente com processos de purifica\u00e7\u00e3o.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Aplica\u00e7\u00f5es industriais de diferentes morfologias de CaCO\u2083<\/h3>\n\n\n\n<p>As propriedades \u00fanicas conferidas por diferentes morfologias tornam o carbonato de c\u00e1lcio nanoestruturado adequado para uma ampla gama de aplica\u00e7\u00f5es especializadas.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Esf\u00e9rico<\/h4>\n\n\n\n<p>O nano-CaCO\u2083 esf\u00e9rico apresenta uma estrutura simples, pequeno volume e baixa absor\u00e7\u00e3o de \u00f3leo. Oferece excelente suavidade, fluidez, alta opacidade e forte absor\u00e7\u00e3o de tinta. Suas principais aplica\u00e7\u00f5es s\u00e3o na fabrica\u00e7\u00e3o de papel, lubrificantes e cer\u00e2mica eletr\u00f4nica.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Em forma de agulha (bigode)<\/h4>\n\n\n\n<p>Nanofibras de CaCO\u2083 em forma de agulha, ou whiskers de carbonato de c\u00e1lcio, referem-se tipicamente a fibras monocristalinas com uma rela\u00e7\u00e3o de aspecto superior a 10. Sua estrutura cristalina perfeita proporciona efeitos de refor\u00e7o e tenacifica\u00e7\u00e3o significativamente melhores do que os agentes tenacificantes comuns. Como carga de refor\u00e7o, melhora notavelmente a resist\u00eancia, o alongamento, a dureza e a resist\u00eancia ao desgaste dos materiais, especialmente a resist\u00eancia \u00e0 flex\u00e3o da borracha.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Semelhante a uma corrente<\/h4>\n\n\n\n<p>O nano-CaCO\u2083 em forma de cadeia \u00e9 um excelente refor\u00e7o para borracha. Durante o processo de mistura (composi\u00e7\u00e3o), a estrutura da cadeia se rompe, criando pontos altamente ativos que se ligam \u00e0s cadeias polim\u00e9ricas da borracha. Isso melhora significativamente sua dispers\u00e3o na matriz e aumenta consideravelmente seu efeito de refor\u00e7o.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">C\u00fabico<\/h4>\n\n\n\n<p>Gra\u00e7as \u00e0 sua estrutura simples, pequeno volume e boa fluidez, o CaCO\u2083 c\u00fabico proporciona alta opacidade, suavidade e brilho ao papel. Quando adicionado a pl\u00e1sticos, aumenta a resist\u00eancia, a resist\u00eancia ao impacto e a processabilidade do material.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Em forma de prato<\/h4>\n\n\n\n<p>A capacidade das part\u00edculas em forma de placas de se sobreporem e se compactarem torna-as extremamente valiosas na ind\u00fastria papeleira. Elas aumentam consideravelmente a opacidade do papel e produzem um papel com excelente brilho, imprimibilidade, absor\u00e7\u00e3o de tinta e lisura. Devido \u00e0 sua alta brancura, absor\u00e7\u00e3o moderada de \u00f3leo e efeito orientador em matrizes polim\u00e9ricas, tamb\u00e9m s\u00e3o comumente utilizadas em revestimentos, tintas e filmes pl\u00e1sticos. Estudos mostram que seu arranjo singular como cargas e refor\u00e7os proporciona vantagens como alta lisura, brilho e boas propriedades mec\u00e2nicas e, em alguns comp\u00f3sitos, alta resistividade e m\u00f3dulo de elasticidade.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Amorfo<\/h4>\n\n\n\n<p>O nano-CaCO\u2083 amorfo possui uma \u00e1rea superficial espec\u00edfica excepcionalmente alta (at\u00e9 600 m\u00b2\/cm\u00b3), aproximadamente 20 vezes maior que a de seus equivalentes cristalinos. Isso o torna altamente eficaz na adsor\u00e7\u00e3o de cores e odores, com a capacidade de liberar os gases adsorvidos sob certas condi\u00e7\u00f5es. Ele tamb\u00e9m pode servir como um adsorvente de baixo custo para metais t\u00f3xicos e como um enchimento monodisperso para diversos pol\u00edmeros.<\/p>\n\n\n\n<p>A produ\u00e7\u00e3o e modifica\u00e7\u00e3o eficientes dessas classes especiais de carbonato de c\u00e1lcio dependem fortemente de maquin\u00e1rio de \u00faltima gera\u00e7\u00e3o. Contato <strong>P\u00f3 \u00c9PICO <\/strong>Hoje, vamos discutir como nossos moinhos de jato de moagem ultrafina e moinhos classificadores podem ajudar voc\u00ea a otimizar seu processo de produ\u00e7\u00e3o para esses materiais de alto valor agregado.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><mark style=\"color:#cf2e2e\" class=\"has-inline-color\">P\u00f3 \u00e9pico<\/mark><\/h2>\n\n\n\n<p><a href=\"https:\/\/www.jet-mills.com\/pt\/products\/\">P\u00f3 \u00e9pico<\/a>, Mais de 20 anos de experi\u00eancia na ind\u00fastria de p\u00f3s ultrafinos. Promove ativamente o desenvolvimento futuro de p\u00f3s ultrafinos, com foco nos processos de britagem, moagem, classifica\u00e7\u00e3o e modifica\u00e7\u00e3o desses p\u00f3s.&nbsp;<a href=\"\/pt\/contact-us\/\" data-internallinksmanager029f6b8e52c=\"5\" title=\"Contate-nos\">Contate-nos<\/a> Para uma consulta gratuita e solu\u00e7\u00f5es personalizadas! Nossa equipe de especialistas pode fornecer produtos e servi\u00e7os de alta qualidade para maximizar o valor do seu processamento de p\u00f3. Epic Powder \u2014 Seu especialista de confian\u00e7a em processamento de p\u00f3!&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"EPIC POWDER MACHINERY, Parceiro Global para Fabricantes de Processamento de P\u00f3.\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/TPHE106m2ik?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity is-style-default\" \/>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized is-style-rounded\"><img decoding=\"async\" width=\"602\" height=\"602\" src=\"https:\/\/www.jet-mills.com\/wp-content\/uploads\/2025\/11\/Mr-Wang.webp\" alt=\"Senhor Wang\" class=\"wp-image-16245\" style=\"width:150px;height:150px\" srcset=\"https:\/\/www.jet-mills.com\/wp-content\/uploads\/2025\/11\/Mr-Wang.webp 602w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2025\/11\/Mr-Wang-300x300.webp 300w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2025\/11\/Mr-Wang-100x100.webp 100w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2025\/11\/Mr-Wang-12x12.webp 12w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2025\/11\/Mr-Wang-60x60.webp 60w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2025\/11\/Mr-Wang-600x600.webp 600w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote has-text-align-center is-style-large is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"has-medium-font-size\">Obrigado pela leitura. Espero que meu artigo tenha ajudado. Deixe um coment\u00e1rio abaixo. Voc\u00ea tamb\u00e9m pode <a href=\"\/pt\/contact-us\/\" data-internallinksmanager029f6b8e52c=\"5\" title=\"Contate-nos\">Entre em contato com a EPIC<\/a> Representante de atendimento ao cliente online da Powder <strong><mark style=\"color:#ff6900\" class=\"has-inline-color\">Zelda<\/mark><\/strong> Para quaisquer outras d\u00favidas.\u201d<\/p>\n<cite>                                                                                                                                                          \u2014 <strong><mark style=\"color:#ff6900\" class=\"has-inline-color\">Jason Wang<\/mark><\/strong>, <em>Engenheiro<\/em><\/cite><\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity is-style-default\" \/>\n\n\n\n<div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f14468-o1\" lang=\"zh-CN\" dir=\"ltr\" data-wpcf7-id=\"14468\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/pt\/wp-json\/wp\/v2\/posts\/16604#wpcf7-f14468-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"\u7559\u8a00\u8868\u5355\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/pt\/wp-json\/wp\/v2\/posts\/16604#wpcf7-f14468-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"14468\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.5\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f14468-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/><input type=\"hidden\" name=\"_wpcf7_recaptcha_response\" value=\"\" \/>\n<\/fieldset>\n<div class=\"keen-form\">\n\t<div class=\"one-half\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Seu nome*\" value=\"\" type=\"text\" name=\"your-name\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half last\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-email\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Seu email*\" value=\"\" type=\"email\" name=\"your-email\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"pnone\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-tel wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-tel\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Seu telefone ou Whatsapp*\" value=\"\" type=\"tel\" name=\"pnone\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half last\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-subject\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text\" aria-invalid=\"false\" placeholder=\"Sua empresa\" value=\"\" type=\"text\" name=\"your-subject\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div>\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-message\"><textarea cols=\"40\" rows=\"3\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea\" aria-invalid=\"false\" placeholder=\"Sua mensagem\" name=\"your-message\"><\/textarea><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div>\n\t\t<p><span class=\"wpcf7-form-control-wrap kc_captcha\" data-name=\"kc_captcha\"><span class=\"wpcf7-form-control wpcf7-radio\"><span class=\"captcha-image\" ><span class=\"cf7ic_instructions\">Por favor, prove que voc\u00ea \u00e9 humano selecionando<span> estrela<\/span>\u3002<\/span><label><input aria-label=\"1\" type=\"radio\" name=\"kc_captcha\" value=\"kc_human\" \/><svg aria-hidden=\"true\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 576 512\"><path fill=\"currentColor\" d=\"M259 18l-65 132-146 22c-26 3-37 36-18 54l106 103-25 146c-5 26 23 46 46 33l131-68 131 68c23 13 51-7 46-33l-25-146 106-103c19-18 8-51-18-54l-146-22-65-132a32 32 0 00-58 0z\"\/><\/svg><\/label><label><input aria-label=\"2\" type=\"radio\" name=\"kc_captcha\" value=\"bot\" \/><svg aria-hidden=\"true\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 384 512\"><path fill=\"currentColor\" d=\"M377 375l-83-87h34c21 0 32-25 17-40l-82-88h33c21 0 32-25 18-40L210 8c-10-11-26-11-36 0L70 120c-14 15-3 40 18 40h33l-82 88c-15 15-4 40 17 40h34L7 375c-15 16-4 41 17 41h120c0 33-11 49-34 68-12 9-5 28 10 28h144c15 0 22-19 10-28-20-16-34-32-34-68h120c21 0 32-25 17-41z\"\/><\/svg><\/label><label><input aria-label=\"3\" type=\"radio\" name=\"kc_captcha\" value=\"bot\" \/><svg aria-hidden=\"true\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 576 512\"><path fill=\"currentColor\" d=\"M472 200H360L256 6a12 12 0 00-10-6h-58c-8 0-14 7-12 15l34 185H100l-35-58a12 12 0 00-10-6H12c-8 0-13 7-12 14l21 106L0 362c-1 7 4 14 12 14h43c4 0 8-2 10-6l35-58h110l-34 185c-2 8 4 15 12 15h58a12 12 0 0010-6l104-194h112c57 0 104-25 104-56s-47-56-104-56z\"\/><\/svg><\/label>\r\n    <\/span>\r\n    <span style=\"display:none\">\r\n        <input type=\"text\" name=\"kc_honeypot\">\r\n    <\/span><\/span><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div>\n\t\t<p><input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"Enviar\" \/>\n\t\t<\/p>\n\t<\/div>\n<\/div>\n<style>\n.keen-form div{margin-bottom:0px;}\n.keen-form div p{margin-bottom:0px !important;}\n.one-half,.one-third {\n position: relative;\n margin-right: 4%;\n float: left;\n z-index: 99;\n}\n.one-half { width: 48%; }\n.one-third { width: 30.66%; }\n.last {\n margin-right: 0 !important;\n clear: right;\n}\n@media only screen and (max-width: 767px) {\n .one-half, .one-third {\n width: 100%;\n margin-right: 0;\n }\n}\n<\/style><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"pt\"\/><\/form>\n<\/div>\n<\/div>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Como um material de enchimento funcional excepcional, o desempenho do carbonato de c\u00e1lcio leve (nano) (CaCO\u2083) \u00e9 fundamentalmente determinado por suas principais especifica\u00e7\u00f5es t\u00e9cnicas. Estas incluem teor de c\u00e1lcio, tamanho das part\u00edculas, tamanho das part\u00edculas [\u2026]<\/p>","protected":false},"author":2,"featured_media":15359,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-16604","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-company-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - 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