{"id":3251,"date":"2025-06-04T11:40:01","date_gmt":"2025-06-04T03:40:01","guid":{"rendered":"https:\/\/calcium-carbonate.epic-powder.com\/?p=3251"},"modified":"2025-06-04T11:40:04","modified_gmt":"2025-06-04T03:40:04","slug":"exploring-the-role-of-calcium-carbonate-in-pigments","status":"publish","type":"post","link":"https:\/\/calcium-carbonate.epic-powder.com\/pt\/exploring-the-role-of-calcium-carbonate-in-pigments\/","title":{"rendered":"Explorando o papel do carbonato de c\u00e1lcio nos pigmentos"},"content":{"rendered":"<p>Como \u00e9 sabido, os revestimentos geralmente consistem em quatro componentes b\u00e1sicos: subst\u00e2ncias formadoras de filme, pigmentos, solventes e aditivos. Os pigmentos fornecem principalmente cor e cobertura aos revestimentos. Os pigmentos podem ser divididos em pigmentos corantes e pigmentos funcionais (tamb\u00e9m conhecidos como cargas). Os pigmentos corantes fornecem cor, enquanto os pigmentos funcionais, como o Carbonato de C\u00e1lcio em Pigmentos, aumentam a espessura e a funcionalidade. P\u00f3s minerais n\u00e3o met\u00e1licos, como o Carbonato de C\u00e1lcio em Pigmentos, s\u00e3o usados principalmente como cargas em revestimentos.<br><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/ultrafine-powder-dry-grinding\/\">Carbonato de c\u00e1lcio<\/a> O Carbonato de C\u00e1lcio em Pigmentos \u00e9 a carga mineral n\u00e3o met\u00e1lica mais utilizada devido \u00e0 sua alta rela\u00e7\u00e3o custo-benef\u00edcio, sendo fino, uniforme, com alta brancura e excelentes propriedades \u00f3pticas. Quando adicionado a revestimentos \u00e0 base de \u00e1gua, o Carbonato de C\u00e1lcio em Pigmentos melhora o refor\u00e7o, a transpar\u00eancia, a tixotropia e o nivelamento. Ele aumenta significativamente a resist\u00eancia a manchas, a capacidade de lavagem, a ades\u00e3o e previne a sedimenta\u00e7\u00e3o no revestimento.<br>Com base no processo de produ\u00e7\u00e3o e desempenho, <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/machines\/ball-mill\/\">Carbonato de c\u00e1lcio<\/a> Os pigmentos podem ser categorizados em carbonato de c\u00e1lcio pesado, carbonato de c\u00e1lcio leve e nanocarbonato de c\u00e1lcio.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"438\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/pigment-1.webp\" alt=\"pigmento\" class=\"wp-image-3183\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/pigment-1.webp 600w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/pigment-1-300x219.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/pigment-1-16x12.webp 16w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Carbonato de c\u00e1lcio pesado<\/h2>\n\n\n\n<p>O carbonato de c\u00e1lcio pesado \u00e9 o enchimento mais importante na ind\u00fastria de revestimentos. \u00c9 barato, facilmente dispon\u00edvel e apresenta boa brancura, baixa absor\u00e7\u00e3o de \u00f3leo, densidade moderada e boa dispersibilidade. Ajuda a reduzir custos significativamente e \u00e9 amplamente utilizado em tintas l\u00e1tex, tintas imperme\u00e1veis, tintas industriais anticorrosivas leves, tintas para pisos, tintas para madeira e revestimentos em p\u00f3. No entanto, o carbonato de c\u00e1lcio pesado varia devido a diferen\u00e7as nos min\u00e9rios brutos, pureza, densidade de part\u00edculas, densidade aparente, entre outros. Isso afeta seu poder de cobertura, lavabilidade, brilho, fluidez de processamento e estabilidade em revestimentos.<\/p>\n\n\n\n<p>Comparando a aplica\u00e7\u00e3o de diferentes carbonatos de c\u00e1lcio pesados, v\u00e1rios resultados foram observados. Em tinta l\u00e1tex para paredes internas, o carbonato de c\u00e1lcio pesado de calcita grande apresenta melhor taxa de contraste e resist\u00eancia \u00e0 lavagem do que calcita pequena e dolomita. O carbonato de c\u00e1lcio pesado de dolomita em revestimentos inorg\u00e2nicos de paredes internas apresenta baixa estabilidade e \u00e9 inadequado para uso. Por outro lado, o carbonato de c\u00e1lcio pesado de calcita apresenta melhor estabilidade em revestimentos inorg\u00e2nicos de paredes internas. Em revestimentos em p\u00f3 de poli\u00e9ster, o carbonato de c\u00e1lcio pesado de dolomita apresenta processabilidade, brilho da pel\u00edcula de tinta, brancura e taxa de contraste significativamente melhores. Isso \u00e9 comparado a produtos de calcita pequena e calcita grande com as mesmas especifica\u00e7\u00f5es.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"725\" height=\"643\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/heavy-calcium-carbonate.webp\" alt=\"carbonato de c\u00e1lcio pesado\" class=\"wp-image-3085\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/heavy-calcium-carbonate.webp 725w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/heavy-calcium-carbonate-300x266.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/heavy-calcium-carbonate-14x12.webp 14w\" sizes=\"(max-width: 725px) 100vw, 725px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Carbonato de c\u00e1lcio leve<\/h2>\n\n\n\n<p>O carbonato de c\u00e1lcio leve \u00e9 caracterizado por baixa densidade e part\u00edculas finas, mas apresenta menor estabilidade. Devido \u00e0 sua excelente capacidade de suspens\u00e3o e opacidade de pel\u00edcula seca, foi amplamente utilizado em tintas l\u00e1tex no passado. Ele melhora efetivamente a suspens\u00e3o de armazenamento e a cobertura seca de revestimentos. No entanto, se o processo de produ\u00e7\u00e3o de carbonato de c\u00e1lcio leve n\u00e3o for bem controlado, o excesso de \u00edons de c\u00e1lcio livres pode frequentemente levar \u00e0 quebra da emulsifica\u00e7\u00e3o, afetando a estabilidade da tinta. Como resultado, seu uso em revestimentos arquitet\u00f4nicos diminuiu desde a introdu\u00e7\u00e3o do caulim calcinado. Al\u00e9m disso, devido \u00e0 sua maior absor\u00e7\u00e3o de \u00f3leo e baixa fluidez, o carbonato de c\u00e1lcio leve tamb\u00e9m \u00e9 usado em revestimentos em p\u00f3 texturizados.<\/p>\n\n\n\n<p><strong>Processo de produ\u00e7\u00e3o de carbonato de c\u00e1lcio leve:<\/strong><\/p>\n\n\n\n<p>Calc\u00e1rio \u2192 Calcina\u00e7\u00e3o \u2192 Digest\u00e3o \u2192 Refino \u2192 Concentra\u00e7\u00e3o e Ajuste de Temperatura \u2192 Carbonata\u00e7\u00e3o \u2192 Filtra\u00e7\u00e3o \u2192 Secagem \u2192 Moagem e <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/ultrafine-air-classifier\/\">Classifica\u00e7\u00e3o<\/a> \u2192 Embalagem<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nano Carbonato de C\u00e1lcio<\/h2>\n\n\n\n<p>Comparado ao c\u00e1lcio pesado ou ao c\u00e1lcio leve comum, o nanocarbonato de c\u00e1lcio n\u00e3o s\u00f3 proporciona melhor refor\u00e7o em revestimentos, como tamb\u00e9m oferece vantagens significativas em termos de brilho, transpar\u00eancia, secagem r\u00e1pida e estabilidade. Tamb\u00e9m pode ajudar a suspender componentes mais pesados, como o di\u00f3xido de tit\u00e2nio, evitando a sedimenta\u00e7\u00e3o.<\/p>\n\n\n\n<p>O nanocarbonato de c\u00e1lcio possui alto poder de enchimento. Possui excelente efeito branqueador e aumenta a durabilidade do revestimento. Consequentemente, \u00e9 amplamente utilizado em tintas para paredes internas e externas. Tamb\u00e9m \u00e9 utilizado em revestimentos de madeira e outras aplica\u00e7\u00f5es. Pode melhorar a resist\u00eancia a manchas e a rachaduras dos revestimentos.<\/p>\n\n\n\n<p>Al\u00e9m disso, o nanocarbonato de c\u00e1lcio pode aumentar a lavabilidade e a estabilidade dos revestimentos por meio de efeitos de impedimento est\u00e9rico. Em tintas de PVC para carrocerias automotivas de alta qualidade, ele altera a tixotropia das tintas de PVC, melhorando a resist\u00eancia ao impacto e a velocidade de cura por pulveriza\u00e7\u00e3o.<\/p>\n\n\n\n<p>Mais importante ainda, o nano carbonato de c\u00e1lcio pode substituir significativamente o caro di\u00f3xido de tit\u00e2nio e o c\u00e1lcio coloidal de alto custo, reduzindo a necessidade de adesivos de base e outros aditivos, diminuindo assim os custos de produ\u00e7\u00e3o.<\/p>\n\n\n\n<p>Al\u00e9m disso, o nanocarbonato de c\u00e1lcio apresenta aplica\u00e7\u00f5es promissoras em \u00e1reas especializadas, como revestimentos anticorrosivos, revestimentos protetores e revestimentos industriais especiais. No entanto, o nanocarbonato de c\u00e1lcio enfrenta desafios como aglomera\u00e7\u00e3o e dificuldade em controlar a forma cristalina, o que pode afetar a estabilidade do produto. Essas quest\u00f5es podem ser solucionadas por meio de t\u00e9cnicas de modifica\u00e7\u00e3o de p\u00f3.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"750\" height=\"451\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/Production-of-Nano-Calcium-Carbonate.webp\" alt=\"Produ\u00e7\u00e3o de Nano Carbonato de C\u00e1lcio\" class=\"wp-image-3173\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/Production-of-Nano-Calcium-Carbonate.webp 750w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/Production-of-Nano-Calcium-Carbonate-300x180.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/Production-of-Nano-Calcium-Carbonate-18x12.webp 18w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/surface-modification\/\">Modifica\u00e7\u00e3o de superf\u00edcie<\/a><\/h2>\n\n\n\n<p>Com o desenvolvimento cont\u00ednuo de tipos de modificadores e equipamentos de modifica\u00e7\u00e3o, cada vez mais produtos de carbonato de c\u00e1lcio modificados est\u00e3o sendo aplicados na ind\u00fastria de revestimentos para melhorar a funcionalidade do produto.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Materiais inorg\u00e2nicos, como o hexametafosfato de s\u00f3dio, s\u00e3o usados como modificadores. For\u00e7as qu\u00edmicas mec\u00e2nicas se combinam com m\u00e9todos hidrot\u00e9rmicos. Isso modifica o carbonato de c\u00e1lcio ultrafino. Melhorias significativas na dispers\u00e3o, dureza e propriedades mec\u00e2nicas s\u00e3o alcan\u00e7adas. Essas melhorias beneficiam revestimentos pl\u00e1sticos \u00e0 base de \u00e1gua.<\/li>\n\n\n\n<li>A modifica\u00e7\u00e3o da superf\u00edcie do carbonato de c\u00e1lcio com KH-560 aumenta a dureza, a ades\u00e3o e a resist\u00eancia ao impacto dos revestimentos de madeira. Al\u00e9m disso, melhora a compatibilidade, a resist\u00eancia \u00e0 corros\u00e3o e a estabilidade t\u00e9rmica dos revestimentos ep\u00f3xi.<\/li>\n\n\n\n<li>Carbonato de c\u00e1lcio pesado modificado com \u00e1cido este\u00e1rico e agentes de acoplamento melhora a processabilidade e o brilho. Ele supera o carbonato de c\u00e1lcio comum em revestimentos em p\u00f3 de ep\u00f3xi poli\u00e9ster. O carbonato de c\u00e1lcio modificado com agentes de acoplamento tamb\u00e9m melhora a resist\u00eancia ao impacto e a ades\u00e3o da pel\u00edcula de revestimento.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"454\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/calcium-carbonate-three-roller-mill-coating-machine_.webp\" alt=\"m\u00e1quina de revestimento de moinho de tr\u00eas rolos de carbonato de c\u00e1lcio_\" class=\"wp-image-3129\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/calcium-carbonate-three-roller-mill-coating-machine_.webp 750w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/calcium-carbonate-three-roller-mill-coating-machine_-300x182.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/calcium-carbonate-three-roller-mill-coating-machine_-18x12.webp 18w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><figcaption class=\"wp-element-caption\">m\u00e1quina de revestimento de moinho de tr\u00eas rolos de carbonato de c\u00e1lcio_<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Conclus\u00e3o<\/h2>\n\n\n\n<p>O carbonato de c\u00e1lcio desempenha um papel fundamental na ind\u00fastria de pigmentos, oferecendo benef\u00edcios significativos como carga funcional. Sua versatilidade aumenta a opacidade, melhora a dispersibilidade e reduz os custos de produ\u00e7\u00e3o. O carbonato de c\u00e1lcio \u00e9 um componente inestim\u00e1vel em revestimentos e tintas. Seja na forma pesada, leve ou nano, ele impulsiona a inova\u00e7\u00e3o em pigmentos. Oferece vantagens tanto de desempenho quanto econ\u00f4micas para os fabricantes. \u00c0 medida que a demanda por solu\u00e7\u00f5es de maior qualidade e custo-benef\u00edcio aumenta, o papel do carbonato de c\u00e1lcio em pigmentos se tornar\u00e1 ainda mais essencial.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">P\u00f3 \u00e9pico<\/h2>\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=\"Sistema de produ\u00e7\u00e3o de moinho de bolas e classificador para carbonato de c\u00e1lcio, com modifica\u00e7\u00e3o da superf\u00edcie do p\u00f3\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/o-M2Wkju9sY?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<p>Epic Powder, com mais de 20 anos de experi\u00eancia na ind\u00fastria de p\u00f3s ultrafinos. Promovemos ativamente o desenvolvimento futuro de p\u00f3s ultrafinos, com foco em processos de britagem, moagem, classifica\u00e7\u00e3o e modifica\u00e7\u00e3o de p\u00f3s ultrafinos. Entre em contato conosco para uma consulta gratuita e solu\u00e7\u00f5es personalizadas! Nossa equipe de especialistas se dedica a fornecer produtos e servi\u00e7os de alta qualidade para maximizar o valor do seu processamento de p\u00f3s. Epic Powder \u2014 Seu especialista confi\u00e1vel em processamento de p\u00f3s!<\/p>\n\n\n\n<div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f16-o1\" lang=\"zh-CN\" dir=\"ltr\" data-wpcf7-id=\"16\">\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\/3251#wpcf7-f16-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\/3251#wpcf7-f16-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"16\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.3\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f16-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" 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 Pnone 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><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:5px;}\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: 40%; }\n.one-third { width: 30.66%; }\n.last {\n margin-right: 0 !important;\n clear: right;\nwidth: 40%;\n}\n@media only screen and (max-width: 767px) {\n .one-half, .one-third {\n width: 90%;\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>","protected":false},"excerpt":{"rendered":"<p>Como \u00e9 sabido, os revestimentos geralmente consistem em quatro componentes b\u00e1sicos: subst\u00e2ncias formadoras de filme, pigmentos, solventes e aditivos. Os pigmentos fornecem principalmente cor e cobertura aos revestimentos. Os pigmentos podem ser divididos em pigmentos corantes e pigmentos funcionais (tamb\u00e9m conhecidos como cargas). Os pigmentos corantes fornecem cor, enquanto os pigmentos funcionais, como o Carbonato de C\u00e1lcio em Pigmentos, aumentam a espessura e a funcionalidade. 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