{"id":3204,"date":"2025-05-30T13:31:48","date_gmt":"2025-05-30T05:31:48","guid":{"rendered":"https:\/\/calcium-carbonate.epic-powder.com\/?p=3204"},"modified":"2025-05-30T13:31:51","modified_gmt":"2025-05-30T05:31:51","slug":"spheroidized-calcium-carbonate-microspheres-the-rising-star-in-pharmaceuticals-delivery","status":"publish","type":"post","link":"https:\/\/calcium-carbonate.epic-powder.com\/pt\/spheroidized-calcium-carbonate-microspheres-the-rising-star-in-pharmaceuticals-delivery\/","title":{"rendered":"Microesferas de carbonato de c\u00e1lcio esferoidizadas: a \u201cestrela em ascens\u00e3o\u201d na distribui\u00e7\u00e3o de produtos farmac\u00eauticos"},"content":{"rendered":"<p><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/\">Carbonato de c\u00e1lcio<\/a> \u00c9 um importante material qu\u00edmico, com mat\u00e9rias-primas abundantes e processos de produ\u00e7\u00e3o simples. Possui excelente desempenho e \u00e9 amplamente utilizado nas ind\u00fastrias de borracha, tintas, produtos farmac\u00eauticos e alimentos. Na \u00e1rea farmac\u00eautica, <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/ultrafine-powder-dry-grinding\/\">carbonato de c\u00e1lcio esferoidizado<\/a> \u00c9 um excelente suplemento alimentar \u00e0 base de c\u00e1lcio. Suplementos de c\u00e1lcio \u00e0 base de carbonato de c\u00e1lcio apresentam alto teor de c\u00e1lcio, boa absor\u00e7\u00e3o e alta biodisponibilidade. O carbonato de c\u00e1lcio de grau farmac\u00eautico pode ser usado como base e enchimento para alguns produtos farmac\u00eauticos. Tamb\u00e9m pode ser usado para preparar meios de fermenta\u00e7\u00e3o, fornecendo c\u00e1lcio e mantendo a estabilidade do pH. O carbonato de c\u00e1lcio esferoidizado \u00e9 indispens\u00e1vel como tamp\u00e3o em processos de fermenta\u00e7\u00e3o biol\u00f3gica. Notavelmente, o carbonato de c\u00e1lcio \u00e9 usado como um biomaterial t\u00edpico para construir transportadores inteligentes para entrega de genes, enzimas e f\u00e1rmacos.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"534\" height=\"411\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/Spheroidized-Calcium-Carbonate.webp\" alt=\"Carbonato de c\u00e1lcio esferoidizado\" class=\"wp-image-3205\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/Spheroidized-Calcium-Carbonate.webp 534w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/Spheroidized-Calcium-Carbonate-300x231.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/Spheroidized-Calcium-Carbonate-16x12.webp 16w\" sizes=\"(max-width: 534px) 100vw, 534px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Carbonato de c\u00e1lcio esferoidizado<\/h2>\n\n\n\n<p><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/machines\/ball-mill\/\">Carbonato de c\u00e1lcio<\/a> possui principalmente tr\u00eas formas cristalinas: calcita, aragonita e esferoidizada. Esferoidizada <a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/surface-modification\/\">carbonato de c\u00e1lcio<\/a> \u00c9 um cristal ortorr\u00f4mbico, com pequenas diferen\u00e7as em rela\u00e7\u00e3o \u00e0 calcita em sua estrutura de c\u00e9lula unit\u00e1ria. Sua c\u00e9lula unit\u00e1ria cont\u00e9m \u00edons carbonato e \u00edons c\u00e1lcio, dispostos simetricamente e ordenadamente, conferindo-lhe um formato esf\u00e9rico. O carbonato de c\u00e1lcio esferoidizado \u00e9 raramente encontrado na natureza e geralmente \u00e9 composto por part\u00edculas esf\u00e9ricas policristalinas de tamanho nanom\u00e9trico. Ao contr\u00e1rio da calcita e da aragonita, o carbonato de c\u00e1lcio esferoidizado n\u00e3o \u00e9 um monocristal. Al\u00e9m disso, os carbonatos de c\u00e1lcio esferoidizados tamb\u00e9m podem apresentar morfologias em forma de disco, floco, hexagonal e em forma de lente. O carbonato de c\u00e1lcio esferoidizado esf\u00e9rico \u00e9 considerado o tipo de carbonato de c\u00e1lcio mais promissor para aplica\u00e7\u00f5es.<\/p>\n\n\n\n<p>Entre as tr\u00eas formas cristalinas comuns de carbonato de c\u00e1lcio, a calcita \u00e9 a mais est\u00e1vel termodinamicamente. A aragonita vem em seguida, enquanto o carbonato de c\u00e1lcio esferoidizado \u00e9 a forma menos est\u00e1vel. Em solu\u00e7\u00f5es aquosas, transforma-se facilmente na calcita ou aragonita, mais est\u00e1vel termodinamicamente. A adi\u00e7\u00e3o de certas subst\u00e2ncias em diferentes ambientes pode estabilizar os carbonatos de c\u00e1lcio esferoidizados e retardar sua convers\u00e3o em calcita.<br>Estudos demonstram que diferentes condi\u00e7\u00f5es de s\u00edntese, aditivos e m\u00e9todos de p\u00f3s-tratamento podem tornar a forma cristalina das microesferas de carbonato de c\u00e1lcio control\u00e1vel. Com base nisso, o ajuste de temperatura, pH e tempo pode controlar e sintetizar seletivamente as microesferas de carbonato de c\u00e1lcio. Ao analisar as vias de forma\u00e7\u00e3o e a estrutura da c\u00e9lula unit\u00e1ria do carbonato de c\u00e1lcio esferoidizado, sua morfologia, tamanho e propriedades podem ser regulados de forma eficaz.<\/p>\n\n\n\n<p>Comparados \u00e0s outras duas formas cristalinas, os carbonatos de c\u00e1lcio esferoidizados n\u00e3o apenas apresentam propriedades convencionais, como baixa densidade, cor branca, aus\u00eancia de sabor, decomposi\u00e7\u00e3o \u00e1cida e estabilidade qu\u00edmica, mas tamb\u00e9m apresentam estrutura oca ou porosa, distribui\u00e7\u00e3o uniforme do tamanho de part\u00edculas, tamanho micro-nano, alta hidrofilicidade, grande \u00e1rea superficial espec\u00edfica, boa solubilidade e dispersibilidade, melhor biocompatibilidade e seguran\u00e7a, boa degradabilidade, forte capacidade de transi\u00e7\u00e3o de fase e distribui\u00e7\u00e3o esf\u00e9rica. Portanto, o carbonato de c\u00e1lcio esferoidizado apresenta amplas perspectivas de aplica\u00e7\u00e3o como material carreador inorg\u00e2nico de f\u00e1rmacos.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">M\u00e9todos de S\u00edntese de Microesferas de Carbonatos de C\u00e1lcio Esferoidizados Porosos<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Coprecipita\u00e7\u00e3o<\/h3>\n\n\n\n<p>O m\u00e9todo de coprecipita\u00e7\u00e3o \u00e9 uma forma comum e econ\u00f4mica de sintetizar carbonato de c\u00e1lcio. Adicionando uma fonte de carbonato, como bicarbonato de s\u00f3dio, a uma solu\u00e7\u00e3o de cloreto ou hidr\u00f3xido de c\u00e1lcio, \u00e9 poss\u00edvel obter a precipita\u00e7\u00e3o de carbonato de c\u00e1lcio. Este m\u00e9todo \u00e9 simples de operar, de baixo custo e adequado para s\u00ednteses de carbonato de c\u00e1lcio em larga escala.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">S\u00edntese Hidrotermal<\/h3>\n\n\n\n<p>O m\u00e9todo de s\u00edntese hidrot\u00e9rmica baseia-se em um ambiente de solu\u00e7\u00e3o de alta temperatura e alta press\u00e3o. Nessas condi\u00e7\u00f5es, a solu\u00e7\u00e3o apresenta propriedades especiais, como alta solubilidade, alta difusividade e atividade i\u00f4nica. Este m\u00e9todo tamb\u00e9m \u00e9 muito conveniente para a s\u00edntese de carbonato de c\u00e1lcio, permitindo o controle da forma, tamanho e morfologia dos cristais por meio do ajuste das condi\u00e7\u00f5es e do tempo de rea\u00e7\u00e3o. Oferece bom controle de cristais, permitindo a produ\u00e7\u00e3o de micropart\u00edculas de carbonato de c\u00e1lcio com boa cristalinidade e morfologia espec\u00edfica.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">M\u00e9todo de microemuls\u00e3o<\/h3>\n\n\n\n<p>A microemuls\u00e3o, tamb\u00e9m conhecida como nanoemuls\u00e3o, \u00e9 usada principalmente para sintetizar nanopart\u00edculas. O m\u00e9todo de coprecipita\u00e7\u00e3o em solu\u00e7\u00e3o envolve a mistura de duas ou mais solu\u00e7\u00f5es precursoras em fase oleosa, realizando simultaneamente uma rea\u00e7\u00e3o de precipita\u00e7\u00e3o para sintetizar carbonato de c\u00e1lcio.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Biomineraliza\u00e7\u00e3o<\/h3>\n\n\n\n<p>Biomineraliza\u00e7\u00e3o refere-se ao processo de forma\u00e7\u00e3o de minerais inorg\u00e2nicos por meio de processos biol\u00f3gicos em organismos vivos.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"748\" height=\"607\" src=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/Different-forms-of-calcium-carbonate.webp\" alt=\"Diferentes formas de carbonato de c\u00e1lcio\" class=\"wp-image-3206\" srcset=\"https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/Different-forms-of-calcium-carbonate.webp 748w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/Different-forms-of-calcium-carbonate-300x243.webp 300w, https:\/\/calcium-carbonate.epic-powder.com\/wp-content\/uploads\/2025\/05\/Different-forms-of-calcium-carbonate-15x12.webp 15w\" sizes=\"(max-width: 748px) 100vw, 748px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Microesferas de carbonato de c\u00e1lcio como transportadores de produtos farmac\u00eauticos<\/h2>\n\n\n\n<p>A morfologia porosa e a estrutura interna bem desenvolvida do carbonato de c\u00e1lcio esferoidizado permitem que ele acomode mol\u00e9culas com diversas propriedades. Essas part\u00edculas podem capturar com efic\u00e1cia uma ampla gama de subst\u00e2ncias bioativas, incluindo compostos de baixo peso molecular e macromol\u00e9culas, por meio da adsor\u00e7\u00e3o f\u00edsica (difus\u00e3o) nos poros ou da coprecipita\u00e7\u00e3o (coss\u00edntese) durante a forma\u00e7\u00e3o das part\u00edculas. Microesferas de carbonato de c\u00e1lcio esferoidizado, com tamanho de part\u00edcula e sensibilidade ao pH ajust\u00e1veis, s\u00e3o mais adequadas para aplica\u00e7\u00f5es farmac\u00eauticas e de entrega gen\u00e9tica.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Conclus\u00e3o<\/h2>\n\n\n\n<p>Atualmente, o carbonato de c\u00e1lcio \u00e9 usado principalmente como carreador farmac\u00eautico para uso oral, tratamento de c\u00e2ncer, f\u00e1rmacos t\u00f3picos, materiais para reparo \u00f3sseo e entrega de genes. Embora o carbonato de c\u00e1lcio esferoidizado seja uma forma cristalina metaest\u00e1vel inexistente na natureza, sua morfologia porosa \u00fanica, alta \u00e1rea superficial espec\u00edfica, boa permeabilidade e biodegradabilidade, bem como a aus\u00eancia de efeitos colaterais t\u00f3xicos em c\u00e9lulas normais, o tornam altamente promissor. Apresenta grande potencial em \u00e1reas biom\u00e9dicas, como carreadores de libera\u00e7\u00e3o controlada para f\u00e1rmacos e carreadores para terapia g\u00eanica, atraindo cada vez mais aten\u00e7\u00e3o e pesquisa.<\/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=\"Moinho de jato de ar \u00e0 venda, moinho de jato para carboneto de sil\u00edcio, p\u00f3 D97 de 13 m\u00edcrons, m\u00e1quinas para p\u00f3 EPIC\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/wAy3TuOHudE?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><a href=\"https:\/\/calcium-carbonate.epic-powder.com\/pt\/contact\/\">P\u00f3 \u00e9pico<\/a>, Mais de 20 anos de experi\u00eancia de trabalho na ind\u00fastria de p\u00f3 ultrafino. Promover ativamente o desenvolvimento futuro de p\u00f3 ultrafino, com foco no processo de britagem, moagem, classifica\u00e7\u00e3o e modifica\u00e7\u00e3o de p\u00f3 ultrafino. 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\u00f3. Epic Powder \u2014 Seu especialista confi\u00e1vel em processamento de p\u00f3!<\/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\/3204#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\/3204#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>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>O carbonato de c\u00e1lcio \u00e9 um material qu\u00edmico importante, com mat\u00e9rias-primas abundantes e processos de produ\u00e7\u00e3o simples. Possui excelente desempenho e \u00e9 amplamente utilizado nas ind\u00fastrias de borracha, tintas, farmac\u00eautica e aliment\u00edcia. Na \u00e1rea farmac\u00eautica, o carbonato de c\u00e1lcio esferoidizado \u00e9 um excelente suplemento alimentar como fonte de c\u00e1lcio. Suplementos de c\u00e1lcio \u00e0 base de carbonato de c\u00e1lcio apresentam alto teor de c\u00e1lcio, boa absor\u00e7\u00e3o e [\u2026]<\/p>","protected":false},"author":1,"featured_media":3206,"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 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-3204","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>Spheroidized Calcium Carbonate Microspheres: The &quot;Rising Star&quot; 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