{"id":3263,"date":"2025-06-06T09:58:00","date_gmt":"2025-06-06T01:58:00","guid":{"rendered":"https:\/\/calcium-carbonate.epic-powder.com\/?p=3263"},"modified":"2025-06-06T09:58:04","modified_gmt":"2025-06-06T01:58:04","slug":"the-34-uses-of-modified-calcium-carbonate","status":"publish","type":"post","link":"https:\/\/calcium-carbonate.epic-powder.com\/pt\/the-34-uses-of-modified-calcium-carbonate\/","title":{"rendered":"Os 34 usos do carbonato de c\u00e1lcio modificado"},"content":{"rendered":"<p><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/surface-modification\/\">Modifica\u00e7\u00e3o de superf\u00edcie<\/a> \u00e9 crucial para melhorar <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/\">carbonato de c\u00e1lcio<\/a>Desempenho, aplicabilidade e expans\u00e3o de mercado. No futuro, funcionaliza\u00e7\u00e3o e especializa\u00e7\u00e3o ser\u00e3o as principais tend\u00eancias no desenvolvimento de carbonato de c\u00e1lcio. A demanda por carbonato de c\u00e1lcio com superf\u00edcie modificada continuar\u00e1 a crescer. \u00c9 essencial basear a modifica\u00e7\u00e3o de superf\u00edcie em seu mecanismo. Considere o substrato, a formula\u00e7\u00e3o e os requisitos t\u00e9cnicos dos produtos polim\u00e9ricos org\u00e2nicos subsequentes. Selecione um modificador de superf\u00edcie adequado ap\u00f3s uma avalia\u00e7\u00e3o completa. Escolha o processo e o equipamento de modifica\u00e7\u00e3o apropriados. Somente ent\u00e3o produtos de carbonato de c\u00e1lcio ativo qualificados poder\u00e3o ser produzidos. O carbonato de c\u00e1lcio modificado \u00e9 cada vez mais utilizado em diversos setores para aprimorar o desempenho dos materiais e atender a requisitos t\u00e9cnicos espec\u00edficos.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"598\" height=\"592\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/Application-Areas-of-modified-calcium-carbonate.webp\" alt=\"\u00c1reas de aplica\u00e7\u00e3o do carbonato de c\u00e1lcio modificado\" class=\"wp-image-3116\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/Application-Areas-of-modified-calcium-carbonate.webp 598w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/Application-Areas-of-modified-calcium-carbonate-300x297.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/Application-Areas-of-modified-calcium-carbonate-12x12.webp 12w\" sizes=\"(max-width: 598px) 100vw, 598px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Cloreto de polivinila (PVC)<\/h2>\n\n\n\n<p>Comparado ao carbonato de c\u00e1lcio regular,<a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/machines\/three-roller-coating-machine\/\"> Carbonato de c\u00e1lcio modificado<\/a> Apresenta part\u00edculas uniformemente distribu\u00eddas em sua forma original, sem aglomera\u00e7\u00e3o. Possui excelente compatibilidade e dispersibilidade com resina de PVC, \u00e9 f\u00e1cil de plastificar, n\u00e3o gruda nos rolos e apresenta excelente desempenho de processamento. Isso melhora a efici\u00eancia do processamento e aumenta significativamente a resist\u00eancia \u00e0 tra\u00e7\u00e3o e o alongamento na ruptura do produto, resultando em excelentes propriedades f\u00edsicas e mec\u00e2nicas.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Polipropileno (PP)<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"750\" height=\"749\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/Coating-machine-1.webp\" alt=\"M\u00e1quina de revestimento\" class=\"wp-image-3256\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/Coating-machine-1.webp 750w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/Coating-machine-1-300x300.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/Coating-machine-1-150x150.webp 150w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/Coating-machine-1-12x12.webp 12w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/figure>\n\n\n\n<p>Modificando o carbonato de c\u00e1lcio leve com o agente de acoplamento \u00e9ter homopol\u00edmero de tetra-hidrofurano (PTHF), seu valor de absor\u00e7\u00e3o de \u00f3leo pode ser reduzido para 22% e o \u00e2ngulo de contato para 68,6\u00b0. <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/machines\/turbo-mill-coating-machine\/\">carbonato de c\u00e1lcio modificado<\/a> Dispersa-se bem em polipropileno e ajuda a mitigar a perda de resist\u00eancia \u00e0 tra\u00e7\u00e3o. Como resultado, o alongamento na ruptura do material comp\u00f3sito atinge 28,47% e sua resist\u00eancia ao impacto aumenta para 6,7 kJ\/m\u00b2.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Polietileno de alta densidade (PEAD)<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"750\" height=\"457\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/Calcium-carbonate-CaCO\u2083-tear-resistance.webp\" alt=\"Resist\u00eancia ao rasgo do carbonato de c\u00e1lcio (CaCO\u2083)\" class=\"wp-image-3102\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/Calcium-carbonate-CaCO\u2083-tear-resistance.webp 750w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/Calcium-carbonate-CaCO\u2083-tear-resistance-300x183.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/04\/Calcium-carbonate-CaCO\u2083-tear-resistance-18x12.webp 18w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/astra-portfolio\/calcium-carbonate-superfine-classifier-project-2\/\">Carbonato de c\u00e1lcio pesado<\/a> \u00e9 modificado mec\u00e2nica e quimicamente com agentes de acoplamento de estearato de alum\u00ednio. O agente de acoplamento forma liga\u00e7\u00f5es na superf\u00edcie das part\u00edculas de carbonato de c\u00e1lcio, melhorando significativamente sua dispers\u00e3o. \u00c0 medida que a quantidade de <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/machines\/pin-mill-coating-machine\/\">carbonato de c\u00e1lcio modificado<\/a> Com o aumento do teor de HDPE, o trabalho de abras\u00e3o e atrito do material comp\u00f3sito diminui, melhorando sua resist\u00eancia ao atrito. Quando o teor \u00e9 de 8 phr, o material comp\u00f3sito apresenta propriedades mec\u00e2nicas \u00f3timas, com aumento de 4,461 TP\u00b3T e 24,571 TP\u00b3T, respectivamente, na resist\u00eancia \u00e0 tra\u00e7\u00e3o e ao impacto.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Polietileno de Baixa Densidade (PEBD)<\/h2>\n\n\n\n<p>\u00c1cido este\u00e1rico (1,5%) e estearato de alum\u00ednio DL-411 (0,5%) s\u00e3o utilizados para modificar o carbonato de c\u00e1lcio. O carbonato de c\u00e1lcio modificado possui um \u00edndice de ativa\u00e7\u00e3o de 99,71%. Seu valor de absor\u00e7\u00e3o de \u00f3leo \u00e9 de 46,19 mL\/100 g. O volume final de sedimenta\u00e7\u00e3o \u00e9 de 2,3 mL\/g. Sua viscosidade \u00e9 de 4,4 Pa\u00b7s quando misturado com 10 g de carbonato de c\u00e1lcio modificado e 100 mL de parafina l\u00edquida. Quando adicionado ao PEBD, o material comp\u00f3sito apresenta excelentes propriedades mec\u00e2nicas. Isso ocorre quando o teor de carbonato de c\u00e1lcio modificado atinge 10%.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pl\u00e1sticos ABS<\/h2>\n\n\n\n<p>Ap\u00f3s a modifica\u00e7\u00e3o da superf\u00edcie, o nanocarbonato de c\u00e1lcio em pl\u00e1sticos ABS apresenta melhor dispers\u00e3o. Ele muda de hidrof\u00edlico para oleof\u00edlico. Quando incorporado \u00e0 resina ABS, melhora as propriedades mec\u00e2nicas. Essas propriedades incluem resist\u00eancia ao impacto, resist\u00eancia \u00e0 tra\u00e7\u00e3o, dureza superficial e resist\u00eancia \u00e0 flex\u00e3o. Tamb\u00e9m melhora as propriedades t\u00e9rmicas, como a temperatura de distor\u00e7\u00e3o t\u00e9rmica.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Poli\u00e9ster (PBAT)<\/h2>\n\n\n\n<p>Utilizando um m\u00e9todo de revestimento com agente de acoplamento de dupla camada, o carbonato de c\u00e1lcio \u00e9 modificado superficialmente para uso em PBAT. A carga de carbonato de c\u00e1lcio modificado pode atingir at\u00e9 50%, e o material comp\u00f3sito apresenta excelente desempenho mec\u00e2nico geral. No comp\u00f3sito, as part\u00edculas de carbonato de c\u00e1lcio modificado s\u00e3o completamente infiltradas e revestidas pela matriz de resina PBAT sem qualquer dissolu\u00e7\u00e3o, melhorando a fluidez m\u00fatua entre os dois.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Mon\u00f4mero de etileno propileno dieno reticulado por radia\u00e7\u00e3o (EPDM)<\/h2>\n\n\n\n<p>Um agente de acoplamento de \u00e9ster de tit\u00e2nio (105), com grupos funcionais insaturados, \u00e9 utilizado para modifica\u00e7\u00e3o in situ de carbonato de c\u00e1lcio. Isso melhora a dispers\u00e3o do carbonato de c\u00e1lcio modificado. No EPDM reticulado por radia\u00e7\u00e3o, a superf\u00edcie do carbonato de c\u00e1lcio modificado reage com os grupos \u00e1cidos do \u00f3leo no EPDM, incorporando o carbonato de c\u00e1lcio \u00e0 rede de reticula\u00e7\u00e3o do EPDM. Isso aumenta a resist\u00eancia \u00e0 tra\u00e7\u00e3o do comp\u00f3sito, a tens\u00e3o de alongamento 100% e a dureza Shore A, conferindo propriedades de refor\u00e7o ao carbonato de c\u00e1lcio no EPDM reticulado por radia\u00e7\u00e3o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u00c1cido Polil\u00e1tico (PLA)<\/h2>\n\n\n\n<p>A modifica\u00e7\u00e3o da superf\u00edcie do carbonato de c\u00e1lcio com agentes de acoplamento aumenta a \u00e1rea superficial espec\u00edfica do carbonato de c\u00e1lcio. Isso resulta em uma \u00e1rea de contato maior com a matriz, gerando mais estrias prateadas e zonas de deforma\u00e7\u00e3o pl\u00e1stica sob tens\u00e3o. Isso absorve quantidades significativas de energia, melhorando assim a tenacidade e a resist\u00eancia.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Tecidos revestidos de PVC<\/h2>\n\n\n\n<p>O carbonato de c\u00e1lcio pesado modificado melhora a compatibilidade da mistura de resinas de PVC, reduzindo a viscosidade e melhorando a ades\u00e3o a tecidos de poli\u00e9ster. Reduz o uso de adesivo e melhora a sensa\u00e7\u00e3o t\u00e1til. Mesmo com um aumento no teor de 40%, n\u00e3o afeta o processamento ou as propriedades mec\u00e2nicas.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Tubos de inc\u00eandio de PVC<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"626\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/06\/PVC-fire-pipe.webp\" alt=\"Tubo de inc\u00eandio de PVC\" class=\"wp-image-3265\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/06\/PVC-fire-pipe.webp 750w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/06\/PVC-fire-pipe-300x250.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/06\/PVC-fire-pipe-14x12.webp 14w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/figure>\n\n\n\n<p>Part\u00edculas de carbonato de c\u00e1lcio modificadas s\u00e3o distribu\u00eddas uniformemente e algumas existem como nanomateriais. Quando usadas em tubula\u00e7\u00f5es de inc\u00eandio de PVC, melhoram o desempenho do processamento e aprimoram as propriedades f\u00edsicas e mec\u00e2nicas, proporcionando refor\u00e7o e tenacidade.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Materiais para cabos de PVC e masterbatch retardante de chamas<\/h2>\n\n\n\n<p>Aluminato, agentes de acoplamento de titanato e \u00e1cido este\u00e1rico modificam o carbonato de c\u00e1lcio pesado. Este enchimento modificado \u00e9 usado em materiais de cabos de PVC e masterbatches retardantes de chama, oferecendo excelente desempenho. O uso de modificadores compostos ser\u00e1 uma tend\u00eancia na modifica\u00e7\u00e3o de superf\u00edcies de carbonato de c\u00e1lcio pesado.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Poli\u00e9ter \u00c9ter Cetona (PEEK)<\/h2>\n\n\n\n<p>A poli(ariletercetona) hiperramificada sulfonada modifica as fibras de carbonato de c\u00e1lcio. Isso melhora a dispers\u00e3o, melhora a intera\u00e7\u00e3o entre as fases e reduz a viscosidade do fundido. Os m\u00f3dulos de Young, de flex\u00e3o e a tenacidade do material comp\u00f3sito s\u00e3o aumentados.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Filmes Pl\u00e1sticos<\/h2>\n\n\n\n<p>O carbonato de c\u00e1lcio \u00e9 amplamente utilizado em filmes pl\u00e1sticos. Ap\u00f3s o tratamento de superf\u00edcie, o carbonato de c\u00e1lcio \u00e9 uniformemente disperso, ligando-se \u00e0 resina por adsor\u00e7\u00e3o, emaranhamento f\u00edsico e for\u00e7as de van der Waals, resultando em melhor desempenho do filme.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Embalagens pl\u00e1sticas para alimentos<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"497\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/06\/food-packaging-bag.webp\" alt=\"saco de embalagem de alimentos\" class=\"wp-image-3264\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/06\/food-packaging-bag.webp 750w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/06\/food-packaging-bag-300x199.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/06\/food-packaging-bag-18x12.webp 18w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/figure>\n\n\n\n<p>O nanocarbonato de c\u00e1lcio, como enchimento em embalagens pl\u00e1sticas, tem efeitos especiais na melhoria do desempenho do produto. Estudos mostram que os nanomateriais de embalagem para alimentos possuem propriedades de barreira, antibacterianas e de preserva\u00e7\u00e3o. S\u00e3o utilizados em embalagens de cerveja, bebidas, frutas, vegetais e latic\u00ednios. Para obter boa dispers\u00e3o e tamanho de part\u00edcula pequeno, a energia do nanomaterial deve ser reduzida, frequentemente por meio de dispers\u00e3o mec\u00e2nica, adi\u00e7\u00e3o de dispersantes ou secagem.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pel\u00edculas respir\u00e1veis<\/h2>\n\n\n\n<p>Filmes respir\u00e1veis s\u00e3o produzidos pela mistura de carbonato de c\u00e1lcio especial 50% com suportes de PE ou PP. Ap\u00f3s extrus\u00e3o e estiramento, s\u00e3o amplamente utilizados em filmes m\u00e9dicos, aventais cir\u00fargicos, luvas, absorventes higi\u00eanicos, fraldas, len\u00e7\u00f3is descart\u00e1veis, filmes para conserva\u00e7\u00e3o de alimentos frescos, filmes compostos e embalagens para alimentos cozidos. O carbonato de c\u00e1lcio com superf\u00edcie modificada proporciona maior hidrofobicidade, excelente dispers\u00e3o e estabilidade t\u00e9rmica, tornando-o adequado para a produ\u00e7\u00e3o de filmes respir\u00e1veis.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Selante de silicone vulcanizante \u00e0 temperatura ambiente (RTV)<\/h2>\n\n\n\n<p>Agentes de acoplamento de silano modificam a superf\u00edcie do carbonato de c\u00e1lcio ultrafino em selantes de silicone monocomponente RTV. O carbonato de c\u00e1lcio modificado aprimora o selante, com resist\u00eancia \u00e0 tra\u00e7\u00e3o de 0,57 MPa e alongamento na resist\u00eancia m\u00e1xima de 159,60%.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Selantes de poliuretano<\/h2>\n\n\n\n<p>O metilmetacrilato (MMA) e o agente de acoplamento de silano KH570 s\u00e3o copolimerizados para modificar o carbonato de c\u00e1lcio. O carbonato de c\u00e1lcio modificado possui um \u00e2ngulo de contato com a \u00e1gua de 60\u00b0, valor de sedimenta\u00e7\u00e3o de 1,36 ml\/g e boa dispers\u00e3o em poliuretano, melhorando as propriedades mec\u00e2nicas mais do que o carbonato de c\u00e1lcio n\u00e3o modificado.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Borracha de silicone<\/h2>\n\n\n\n<p>O nanocarbonato de c\u00e1lcio pode substituir a s\u00edlica na borracha de silicone, reduzindo custos e aprimorando o processamento. Ele melhora a resist\u00eancia \u00e0 tra\u00e7\u00e3o, a resist\u00eancia ao rasgo e outras propriedades mec\u00e2nicas. O controle da forma do cristal, do tamanho das part\u00edculas e do tratamento de superf\u00edcie melhora as propriedades tixotr\u00f3picas e anti-flacidez.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Produtos de borracha<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"502\" height=\"375\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/06\/Rubber-Industry.webp\" alt=\"Ind\u00fastria da Borracha\" class=\"wp-image-3266\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/06\/Rubber-Industry.webp 502w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/06\/Rubber-Industry-300x224.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/06\/Rubber-Industry-16x12.webp 16w\" sizes=\"(max-width: 502px) 100vw, 502px\" \/><\/figure>\n\n\n\n<p><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/about\/\">Superf\u00edcie modificada<\/a> O carbonato de c\u00e1lcio ativo refor\u00e7a a borracha, oferecendo desempenho compar\u00e1vel ao da s\u00edlica. \u00c9 usado como agente de refor\u00e7o em produtos de borracha branca, clara e colorida, como pneus, c\u00e2maras de ar, cintos, mangueiras e cal\u00e7ados, e funciona bem em borracha natural, SBS e l\u00e1tex, melhorando especialmente o refor\u00e7o em SBS e a colora\u00e7\u00e3o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Borracha natural Borracha vulcanizada<\/h2>\n\n\n\n<p>Resorcinol e hexametilenotetramina modificam o carbonato de c\u00e1lcio na borracha vulcanizada de borracha natural. O carbonato de c\u00e1lcio modificado melhora as propriedades mec\u00e2nicas, com um aumento de 130% no alongamento na ruptura, 101% na resist\u00eancia \u00e0 tra\u00e7\u00e3o e 70% na resist\u00eancia ao rasgo em compara\u00e7\u00e3o com o carbonato de c\u00e1lcio n\u00e3o modificado.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Borracha de estireno-butadieno (SBR)<\/h2>\n\n\n\n<p>O polibutadieno carboxilado (CPB) modifica o carbonato de c\u00e1lcio como agente de refor\u00e7o para SBR. A borracha vulcanizada apresenta um aumento de 60% na resist\u00eancia \u00e0 tra\u00e7\u00e3o, um aumento de 70% na tens\u00e3o de alongamento e um aumento de 300% na resist\u00eancia ao rasgo em compara\u00e7\u00e3o com o carbonato de c\u00e1lcio n\u00e3o modificado.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Revestimento interno de pneus radiais semi-a\u00e7o<\/h2>\n\n\n\n<p>A adi\u00e7\u00e3o de 40 partes de carbonato de c\u00e1lcio modificado ao revestimento interno de pneus radiais semi-a\u00e7o melhora a estanqueidade, com efeito m\u00ednimo na resist\u00eancia \u00e0 flex\u00e3o e no desempenho do processamento. Testes de f\u00e1brica demonstram uma melhoria na estanqueidade do 30%, uma redu\u00e7\u00e3o de custo de 3,65 CNY\/kg e nenhum impacto no desempenho em alta velocidade ou durabilidade.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Enchimentos de papel<\/h2>\n\n\n\n<p>Carbonato de c\u00e1lcio modificado revestido com amido \u00e9 usado como enchimento de papel. O carbonato de c\u00e1lcio modificado oferece alta resist\u00eancia ao cisalhamento e alta taxa de reten\u00e7\u00e3o, aumentando a resist\u00eancia do papel e retardando significativamente a perda de desempenho.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Folhas de tabaco reconstitu\u00eddas<\/h2>\n\n\n\n<p>Hexametafosfato de s\u00f3dio e \u00e1cido c\u00edtrico (propor\u00e7\u00e3o 1:1) modificam o carbonato de c\u00e1lcio. O carbonato de c\u00e1lcio modificado aumenta o teor de cinzas em folhas de tabaco reconstitu\u00eddas em 8,25% em compara\u00e7\u00e3o ao carbonato de c\u00e1lcio comercial, com melhores emiss\u00f5es de fuma\u00e7a e resultados sensoriais.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Revestimentos em p\u00f3<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"605\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/Powder-Coatings.webp\" alt=\"Revestimentos em p\u00f3\" class=\"wp-image-3169\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/Powder-Coatings.webp 750w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/Powder-Coatings-300x242.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/Powder-Coatings-15x12.webp 15w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><figcaption class=\"wp-element-caption\">Revestimentos em p\u00f3<\/figcaption><\/figure>\n\n\n\n<p>O carbonato de c\u00e1lcio modificado serve como esqueleto em revestimentos em p\u00f3, aumentando a espessura do filme e melhorando a resist\u00eancia \u00e0 abras\u00e3o e a durabilidade. O carbonato de c\u00e1lcio modificado \u00e9 geralmente mais barato do que outras cargas inorg\u00e2nicas, reduzindo os custos de revestimento e melhorando o rendimento do p\u00f3 e a \u00e1rea de pulveriza\u00e7\u00e3o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Tinta l\u00e1tex<\/h2>\n\n\n\n<p>O nanocarbonato de c\u00e1lcio modificado \u00e9 utilizado na prepara\u00e7\u00e3o de tinta l\u00e1tex \u00e0 base de PVC (teor de PVC 43%). A tinta com nanocarbonato de c\u00e1lcio modificado apresenta melhor lisura superficial, densidade, resist\u00eancia a manchas, resist\u00eancia \u00e0 abras\u00e3o e resist\u00eancia ao envelhecimento. Os nanocarbonatos de c\u00e1lcio modificados com \u00e1cido este\u00e1rico e sulfonato de s\u00f3dio impactam significativamente a resist\u00eancia \u00e0 tra\u00e7\u00e3o, enquanto os nanocarbonatos de c\u00e1lcio modificados com \u00e1cido este\u00e1rico e titanato melhoram a resist\u00eancia a manchas e \u00e0 abras\u00e3o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Tinta eletrofor\u00e9tica<\/h2>\n\n\n\n<p>O fluossilicato hidratado modifica o carbonato de c\u00e1lcio, formando uma pel\u00edcula fina e densa com s\u00edlica amorfa e fluoreto de c\u00e1lcio. A modifica\u00e7\u00e3o aumenta significativamente a resist\u00eancia \u00e1cida do carbonato de c\u00e1lcio, tornando-o adequado para tinta eletrofor\u00e9tica de \u00e2nodo com \u00e1cido fraco.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Primer anti-lascas de pedra para chassis de carro em PVC<\/h2>\n\n\n\n<p>Ap\u00f3s modifica\u00e7\u00e3o com \u00e1cidos graxos ou sais de \u00e1cidos graxos, o carbonato de c\u00e1lcio com tamanho de part\u00edcula de 40 a 80 nm \u00e9 utilizado em primers anti-lascamento de pedras para chassis de autom\u00f3veis em PVC. O carbonato de c\u00e1lcio modificado proporciona excelente tixotropia, rendimento e desempenho.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Tinta<\/h2>\n\n\n\n<p>Carbonatos de c\u00e1lcio modificados, utilizados na formula\u00e7\u00e3o de tintas, proporcionam bom corpo e viscosidade, excelente printabilidade, secagem r\u00e1pida e aus\u00eancia de efeitos colaterais. Com part\u00edculas de tamanho reduzido, apresentam excelente dispers\u00e3o, transpar\u00eancia, brilho, opacidade, absor\u00e7\u00e3o de tinta e secagem, resultando em impress\u00f5es mais finas com pontos intactos. Ap\u00f3s o amplo uso de aglutinantes resinosos em tintas, o carbonato de c\u00e1lcio modificado praticamente substituiu outras cargas devido \u00e0 sua excelente estabilidade.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pasta de dente<\/h2>\n\n\n\n<p>Uma empresa utiliza part\u00edculas esf\u00e9ricas de carbonato de c\u00e1lcio de tamanho microm\u00e9trico revestidas com s\u00edlica para modificar a superf\u00edcie do carbonato de c\u00e1lcio como abrasivo em pastas de dente. O carbonato de c\u00e1lcio modificado apresenta compatibilidade significativamente melhorada com fl\u00faor, mantendo o mesmo valor de desgaste.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Necessidades di\u00e1rias<\/h2>\n\n\n\n<p>A adi\u00e7\u00e3o de nanocarbonato de c\u00e1lcio ativo aos cosm\u00e9ticos torna os produtos delicados e suaves. Como aditivo, \u00e9 usado em p\u00f3s fixadores para eliminar o brilho, proteger a ader\u00eancia \u00e0 pele e proporcionar absor\u00e7\u00e3o moderada de oleosidade e resist\u00eancia ao suor. Tamb\u00e9m \u00e9 usado em p\u00f3s suaves, n\u00e3o irritando a pele, com cor uniforme e cobertura garantida.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Granito Artificial<\/h2>\n\n\n\n<p>O carbonato de c\u00e1lcio de superf\u00edcie modificada tem baixa absor\u00e7\u00e3o de \u00f3leo e \u00e9 uma importante mat\u00e9ria-prima para pedras artificiais.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">P\u00f3 condutor composto<\/h2>\n\n\n\n<p>O revestimento de carbonato de c\u00e1lcio melhora sua resist\u00eancia a \u00e1cidos em ambientes \u00e1cidos. A combina\u00e7\u00e3o de carbonato de c\u00e1lcio com polianilina para preparar um p\u00f3 condutor composto n\u00e3o s\u00f3 proporciona boa condutividade, como tamb\u00e9m supera a dificuldade de moldagem da polianilina pura, com amplas perspectivas de aplica\u00e7\u00e3o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u00d3leo lubrificante<\/h2>\n\n\n\n<p>O nanocarbonato de c\u00e1lcio ativo modificado adicionado durante o processo de digest\u00e3o do \u00f3leo lubrificante reduz o impacto negativo dos surfactantes no \u00f3leo. Ele melhora a dispers\u00e3o e a estabilidade do nanocarbonato de c\u00e1lcio no \u00f3leo lubrificante, aprimorando o desempenho antidesgaste e de redu\u00e7\u00e3o de atrito.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/contact\/\">P\u00f3 \u00e9pico<\/a><\/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=\"Moinho de modifica\u00e7\u00e3o de superf\u00edcie de p\u00f3 de tr\u00eas rolos EPIC Powder para carbonato de c\u00e1lcio\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/pKNwlWKqKug?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\/3263#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\/3263#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>A modifica\u00e7\u00e3o de superf\u00edcie \u00e9 crucial para aprimorar o desempenho, a aplicabilidade e a expans\u00e3o de mercado do carbonato de c\u00e1lcio. No futuro, funcionaliza\u00e7\u00e3o e especializa\u00e7\u00e3o ser\u00e3o as principais tend\u00eancias no desenvolvimento do carbonato de c\u00e1lcio. A demanda por carbonato de c\u00e1lcio com superf\u00edcie modificada continuar\u00e1 a crescer. \u00c9 essencial basear a modifica\u00e7\u00e3o de superf\u00edcie em seu mecanismo. Considere o substrato, a formula\u00e7\u00e3o e os requisitos t\u00e9cnicos [\u2026]<\/p>","protected":false},"author":1,"featured_media":3267,"comment_status":"closed","ping_status":"closed","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":"","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":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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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-3263","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ultrafine-air-classifier"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>The 34 Uses of Modified Calcium Carbonate - Calcium Carbonate Production Line<\/title>\n<meta name=\"description\" content=\"Modified Calcium Carbonate is used in various industries to enhance material performance and meet specific technical requirements.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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