{"id":12704,"date":"2025-01-16T09:00:06","date_gmt":"2025-01-16T09:00:06","guid":{"rendered":"https:\/\/vivalr.com\/?p=12704"},"modified":"2025-01-15T13:17:30","modified_gmt":"2025-01-15T13:17:30","slug":"ammonium-pentaborate-tetrahydrate-cas-12046-04-7%ef%bc%9a-everything-you-need-to-know-about-this-compound","status":"publish","type":"post","link":"https:\/\/vivalr.com\/pt\/12704","title":{"rendered":"Pentaborato de am\u00f3nio tetra-hidratado (CAS 12046-04-7)\uff1a Tudo o que precisa de saber sobre este composto"},"content":{"rendered":"<h3>Resumo<\/h3>\n<p>Este artigo fornece uma vis\u00e3o geral aprofundada do Pentaborato de Am\u00f3nio Tetrahidratado (CAS 12046-04-7), um composto com aplica\u00e7\u00f5es significativas em v\u00e1rias ind\u00fastrias. Investiga as suas propriedades qu\u00edmicas, m\u00e9todos de s\u00edntese, utiliza\u00e7\u00f5es, considera\u00e7\u00f5es de seguran\u00e7a, impacto ambiental e aspectos regulamentares. Ao explorar estes aspectos, o artigo tem como objetivo oferecer uma compreens\u00e3o abrangente deste composto e da sua import\u00e2ncia na ci\u00eancia e na ind\u00fastria modernas.<\/p>\n<h3>Introdu\u00e7\u00e3o ao pentaborato de am\u00f3nio tetra-hidratado (CAS 12046-04-7)<\/h3>\n<p>O pentaborato de am\u00f3nio tetra-hidratado, tamb\u00e9m conhecido como sal de am\u00f3nio do \u00e1cido b\u00f3rico, \u00e9 um composto qu\u00edmico com a f\u00f3rmula (NH4)2B4O7-4H2O. \u00c9 um s\u00f3lido cristalino branco altamente sol\u00favel em \u00e1gua. Este composto \u00e9 amplamente utilizado em v\u00e1rias aplica\u00e7\u00f5es, incluindo como retardador de chama, agente tamp\u00e3o e precursor na produ\u00e7\u00e3o de outros produtos qu\u00edmicos. Neste artigo, vamos explorar os v\u00e1rios aspectos do pentaborato de am\u00f3nio tetra-hidratado, fornecendo uma compreens\u00e3o abrangente das suas propriedades e utiliza\u00e7\u00f5es.<\/p>\n<h3>Propriedades qu\u00edmicas<\/h3>\n<p>O pentaborato de am\u00f3nio tetra-hidratado \u00e9 um sal de \u00e1cido b\u00f3rico e hidr\u00f3xido de am\u00f3nio. Tem um peso molecular de 237,17 g\/mol e um ponto de fus\u00e3o de aproximadamente 200\u00b0C. O composto \u00e9 altamente sol\u00favel em \u00e1gua, com uma solubilidade de cerca de 100 g por 100 mL a 20\u00b0C. \u00c9 tamb\u00e9m sol\u00favel em \u00e1lcool e ligeiramente sol\u00favel em \u00e9ter. A forma tetra-hidratada \u00e9 a forma mais comum do pentaborato de am\u00f3nio e caracteriza-se pela sua estrutura cristalina e natureza higrosc\u00f3pica, o que significa que absorve facilmente a humidade do ar.<\/p>\n<h3>M\u00e9todos de s\u00edntese<\/h3>\n<p>A s\u00edntese do pentaborato de am\u00f3nio tetra-hidratado pode ser obtida atrav\u00e9s de v\u00e1rios m\u00e9todos. Um m\u00e9todo comum envolve a rea\u00e7\u00e3o de \u00e1cido b\u00f3rico com hidr\u00f3xido de am\u00f3nio numa solu\u00e7\u00e3o aquosa. Esta rea\u00e7\u00e3o produz o tetra-hidrato como um precipitado s\u00f3lido. Outro m\u00e9todo envolve a rea\u00e7\u00e3o do \u00e1cido b\u00f3rico com ureia na presen\u00e7a de um catalisador, que tamb\u00e9m produz o tetra-hidrato. Estas vias de s\u00edntese s\u00e3o escolhidas em fun\u00e7\u00e3o da pureza desejada e da escala de produ\u00e7\u00e3o.<\/p>\n<h3>Utiliza\u00e7\u00f5es do pentaborato de am\u00f3nio tetra-hidratado<\/h3>\n<p>O pentaborato de am\u00f3nio tetra-hidratado tem uma vasta gama de aplica\u00e7\u00f5es em diferentes ind\u00fastrias. Uma das suas principais utiliza\u00e7\u00f5es \u00e9 como retardador de chama em pl\u00e1sticos, t\u00eaxteis e outros materiais. Ajuda a reduzir a inflamabilidade destes materiais, tornando-os mais seguros para utiliza\u00e7\u00e3o em v\u00e1rias aplica\u00e7\u00f5es. Al\u00e9m disso, serve como um agente tamp\u00e3o em processos qu\u00edmicos, mantendo um n\u00edvel de pH est\u00e1vel. Al\u00e9m disso, \u00e9 utilizado na produ\u00e7\u00e3o de vidro de borossilicato, onde actua como agente fundente para baixar o ponto de fus\u00e3o do vidro.<\/p>\n<h3>Considera\u00e7\u00f5es de seguran\u00e7a<\/h3>\n<p>Embora o pentaborato de am\u00f3nio tetra-hidratado seja amplamente utilizado, \u00e9 importante considerar o seu perfil de seguran\u00e7a. O composto \u00e9 considerado moderadamente t\u00f3xico se ingerido ou inalado, e pode causar irrita\u00e7\u00e3o na pele e nos olhos. Procedimentos adequados de manuseamento e armazenamento s\u00e3o essenciais para minimizar o risco de exposi\u00e7\u00e3o. Os trabalhadores que manuseiam o composto devem usar equipamento de prote\u00e7\u00e3o individual adequado, como luvas, \u00f3culos de prote\u00e7\u00e3o e batas de laborat\u00f3rio, para evitar o contacto com a pele e os olhos.<\/p>\n<h3>Impacto ambiental<\/h3>\n<p>O impacto ambiental do pentaborato de am\u00f3nio tetra-hidratado \u00e9 motivo de preocupa\u00e7\u00e3o. O composto n\u00e3o \u00e9 biodegrad\u00e1vel e pode persistir no ambiente durante muito tempo. \u00c9 tamb\u00e9m t\u00f3xico para a vida aqu\u00e1tica e a sua liberta\u00e7\u00e3o nas massas de \u00e1gua pode ter efeitos prejudiciais nos ecossistemas aqu\u00e1ticos. Por conseguinte, a gest\u00e3o adequada dos res\u00edduos e as pr\u00e1ticas de elimina\u00e7\u00e3o s\u00e3o cruciais para minimizar o impacto ambiental deste composto.<\/p>\n<h3>Aspectos regulamentares<\/h3>\n<p>O pentaborato de am\u00f3nio tetra-hidratado est\u00e1 sujeito a v\u00e1rios regulamentos e normas, dependendo da sua utiliza\u00e7\u00e3o e do pa\u00eds em que \u00e9 produzido ou utilizado. Estes regulamentos t\u00eam como objetivo garantir o manuseamento, armazenamento e elimina\u00e7\u00e3o seguros do composto. O cumprimento destes regulamentos \u00e9 essencial para os fabricantes, distribuidores e utilizadores de Pentaborato de Am\u00f3nio Tetra-hidratado para evitar consequ\u00eancias legais e ambientais.<\/p>\n<h3>Conclus\u00e3o<\/h3>\n<p>Em conclus\u00e3o, o pentaborato de am\u00f3nio tetra-hidratado (CAS 12046-04-7) \u00e9 um composto vers\u00e1til com uma vasta gama de aplica\u00e7\u00f5es. As suas propriedades qu\u00edmicas, m\u00e9todos de s\u00edntese, utiliza\u00e7\u00f5es, considera\u00e7\u00f5es de seguran\u00e7a, impacto ambiental e aspectos regulamentares foram exaustivamente discutidos neste artigo. A compreens\u00e3o destes aspectos \u00e9 crucial para qualquer pessoa envolvida na produ\u00e7\u00e3o, manuseamento ou utiliza\u00e7\u00e3o deste composto, garantindo a sua aplica\u00e7\u00e3o segura e respons\u00e1vel em v\u00e1rias ind\u00fastrias.<\/p>\n<p>Palavras-chave: Pentaborato de am\u00f3nio tetra-hidratado, CAS 12046-04-7, propriedades qu\u00edmicas, m\u00e9todos de s\u00edntese, utiliza\u00e7\u00f5es, considera\u00e7\u00f5es de seguran\u00e7a, impacto ambiental, aspectos regulamentares.<\/p>","protected":false},"excerpt":{"rendered":"<p>ResumoEste artigo apresenta uma panor\u00e2mica aprofundada do pentaborato de am\u00f3nio tetra-hidratado (CAS 12046-04-7), um composto com aplica\u00e7\u00f5es significativas na<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-12704","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.4 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Ammonium Pentaborate Tetrahydrate (CAS 12046-04-7)\uff1a Everything You Need to Know About This Compound - Welcome to VIVALR- Your Trusted Source for Chemical Raw Materials\uff01<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/vivalr.com\/pt\/12704\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ammonium Pentaborate Tetrahydrate (CAS 12046-04-7)\uff1a Everything You Need to Know About This Compound\" \/>\n<meta property=\"og:description\" content=\"AbstractThis article provides an in-depth overview of Ammonium Pentaborate Tetrahydrate (CAS 12046-04-7), a compound with significant appli\" \/>\n<meta property=\"og:url\" content=\"https:\/\/vivalr.com\/pt\/12704\/\" \/>\n<meta property=\"og:site_name\" content=\"Welcome to VIVALR- Your Trusted Source for Chemical Raw Materials\uff01\" \/>\n<meta property=\"article:published_time\" content=\"2025-01-16T09:00:06+00:00\" \/>\n<meta name=\"author\" content=\"sdvivalr@163.com\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"sdvivalr@163.com\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tempo estimado de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/vivalr.com\\\/12704\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/vivalr.com\\\/12704\\\/\"},\"author\":{\"name\":\"sdvivalr@163.com\",\"@id\":\"https:\\\/\\\/vivalr.com\\\/#\\\/schema\\\/person\\\/7d4fbaebe90519f51b522a51ff3dcd64\"},\"headline\":\"Ammonium Pentaborate Tetrahydrate (CAS 12046-04-7)\uff1a Everything You Need to Know About This Compound\",\"datePublished\":\"2025-01-16T09:00:06+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/vivalr.com\\\/12704\\\/\"},\"wordCount\":700,\"articleSection\":[\"Uncategorized\"],\"inLanguage\":\"pt-PT\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/vivalr.com\\\/12704\\\/\",\"url\":\"https:\\\/\\\/vivalr.com\\\/12704\\\/\",\"name\":\"Ammonium Pentaborate Tetrahydrate (CAS 12046-04-7)\uff1a Everything You Need to Know About This Compound - Welcome to VIVALR- Your Trusted Source for Chemical Raw Materials\uff01\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/vivalr.com\\\/#website\"},\"datePublished\":\"2025-01-16T09:00:06+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/vivalr.com\\\/#\\\/schema\\\/person\\\/7d4fbaebe90519f51b522a51ff3dcd64\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/vivalr.com\\\/12704\\\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/vivalr.com\\\/12704\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/vivalr.com\\\/12704\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/vivalr.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Ammonium Pentaborate Tetrahydrate (CAS 12046-04-7)\uff1a Everything You Need to Know About This Compound\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/vivalr.com\\\/#website\",\"url\":\"https:\\\/\\\/vivalr.com\\\/\",\"name\":\"Welcome to VIVALR- Your Trusted Source for Chemical Raw Materials\uff01\",\"description\":\"Discover a wide range of high-quality chemical raw materials to meet your industrial needs. 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