{"id":5160,"date":"2025-03-07T12:10:43","date_gmt":"2025-03-07T12:10:43","guid":{"rendered":"https:\/\/vivalr.com\/product\/5160.html"},"modified":"2025-03-07T12:31:08","modified_gmt":"2025-03-07T12:31:08","slug":"high-quality-polycaprolactone-cas-24980-41-4-with-good-price","status":"publish","type":"product","link":"https:\/\/vivalr.com\/pt\/product\/5160.html","title":{"rendered":"Policaprolactona de alta qualidade Cas 24980-41-4 com bom pre\u00e7o"},"content":{"rendered":"<h1>Guia do utilizador: Policaprolactona de alta qualidade Cas 24980-41-4 com bom pre\u00e7o<\/h1>\n<h2>\u00cdndice<\/h2>\n<ul>\n<li><a href=\"#basic_info\">Informa\u00e7\u00f5es e par\u00e2metros b\u00e1sicos<\/a><\/li>\n<li><a href=\"#uses\">Utiliza\u00e7\u00f5es do produto<\/a><\/li>\n<li><a href=\"#usage\">Como utilizar o produto<\/a><\/li>\n<li><a href=\"#case_studies\">Estudos de casos de utiliza\u00e7\u00e3o<\/a><\/li>\n<li><a href=\"#contact\">Informa\u00e7\u00f5es de contacto<\/a><\/li>\n<\/ul>\n<h2 id=\"basic_info\">Informa\u00e7\u00f5es e par\u00e2metros b\u00e1sicos<\/h2>\n<p>A policaprolactona com o n\u00famero CAS 24980 - 41 - 4 \u00e9 um poli\u00e9ster biodegrad\u00e1vel que \u00e9 conhecido pela sua elevada qualidade e bom pre\u00e7o. \u00c9 um pol\u00edmero semi-cristalino com um ponto de fus\u00e3o baixo, tipicamente \u00e0 volta de 58 - 60\u00b0C. O pol\u00edmero tem uma temperatura de transi\u00e7\u00e3o v\u00edtrea relativamente baixa (-60\u00b0C), o que lhe confere uma excelente flexibilidade \u00e0 temperatura ambiente. <\/p>\n<p>Tem um peso molecular elevado, o que contribui para as suas boas propriedades mec\u00e2nicas, como a elevada resist\u00eancia \u00e0 tra\u00e7\u00e3o e o alongamento na rutura. A estrutura qu\u00edmica da policaprolactona consiste na repeti\u00e7\u00e3o de unidades de caprolactona, o que a torna biodegrad\u00e1vel ao longo do tempo atrav\u00e9s da hidr\u00f3lise no ambiente.<\/p>\n<h2 id=\"uses\">Utiliza\u00e7\u00f5es do produto<\/h2>\n<p>1. Aplica\u00e7\u00f5es biom\u00e9dicas: A policaprolactona \u00e9 amplamente utilizada no dom\u00ednio biom\u00e9dico. Pode ser utilizada como material para sistemas de administra\u00e7\u00e3o de medicamentos. Devido \u00e0 sua biodegradabilidade e biocompatibilidade, pode encapsular f\u00e1rmacos e libert\u00e1-los de forma controlada ao longo do tempo. Por exemplo, pode ser utilizado sob a forma de microesferas ou nanopart\u00edculas para transportar medicamentos anti-cancro ou antibi\u00f3ticos. <\/p>\n<p>2. Engenharia de tecidos: Serve como material de suporte para a engenharia de tecidos. As c\u00e9lulas podem fixar-se e crescer nos suportes de policaprolactona, que podem ser concebidos com diferentes tamanhos de poros e estruturas para suportar o crescimento de v\u00e1rios tecidos, como osso, cartilagem e pele. <\/p>\n<p>3. Embalagem: As boas propriedades mec\u00e2nicas e a biodegradabilidade do pol\u00edmero tornam-no adequado para aplica\u00e7\u00f5es de embalagem. Pode ser utilizado para fabricar pel\u00edculas e recipientes para produtos alimentares e de consumo, reduzindo o impacto ambiental em compara\u00e7\u00e3o com os pl\u00e1sticos tradicionais n\u00e3o biodegrad\u00e1veis.<\/p>\n<h2 id=\"usage\">Como utilizar o produto<\/h2>\n<p>1. Fus\u00e3o e transforma\u00e7\u00e3o: Dado que a policaprolactona tem um ponto de fus\u00e3o baixo, pode ser facilmente fundida utilizando uma fonte de aquecimento convencional, como uma placa de aquecimento ou um forno. A temperatura de fus\u00e3o deve ser cuidadosamente controlada para evitar a degrada\u00e7\u00e3o t\u00e9rmica. Uma vez fundida, pode ser moldada em diferentes formas utilizando t\u00e9cnicas de moldagem por inje\u00e7\u00e3o, extrus\u00e3o ou fundi\u00e7\u00e3o. <\/p>\n<p>2. Dissolu\u00e7\u00e3o: A policaprolactona pode ser dissolvida em solventes org\u00e2nicos comuns, como o clorof\u00f3rmio, o diclorometano e o tetra-hidrofurano. Esta propriedade \u00e9 \u00fatil para preparar solu\u00e7\u00f5es para processos de revestimento ou de electrospinning. Ao utilizar solventes, devem ser tomadas precau\u00e7\u00f5es de seguran\u00e7a e ventila\u00e7\u00e3o adequadas. <\/p>\n<p>3. Armazenamento: O produto deve ser armazenado num local fresco e seco, longe da luz solar direta e de fontes de calor. Deve ser mantido num recipiente selado para evitar a absor\u00e7\u00e3o de humidade, que pode afetar as suas propriedades.<\/p>\n<h2 id=\"case_studies\">Estudos de casos de utiliza\u00e7\u00e3o<\/h2>\n<p>1. Administra\u00e7\u00e3o de medicamentos no tratamento do cancro: Uma equipa de investiga\u00e7\u00e3o de uma importante institui\u00e7\u00e3o m\u00e9dica utilizou microesferas de policaprolactona para encapsular um novo medicamento anticancer\u00edgeno. As microesferas foram injectadas no local do tumor. Durante um per\u00edodo de v\u00e1rias semanas, o medicamento foi libertado gradualmente, inibindo eficazmente o crescimento das c\u00e9lulas tumorais. A biodegradabilidade da policaprolactona assegurou a aus\u00eancia de res\u00edduos a longo prazo no corpo. <\/p>\n<p>2. Engenharia de tecidos para repara\u00e7\u00e3o \u00f3ssea: Num projeto de engenharia de tecidos, foram fabricados suportes de policaprolactona com uma estrutura de poros espec\u00edfica. As c\u00e9lulas de osteoblastos foram semeadas nestes suportes e cultivadas in vitro. Ap\u00f3s algumas semanas, as c\u00e9lulas tinham proliferado e diferenciado, formando um novo tecido semelhante ao osso. Os andaimes foram ent\u00e3o implantados num defeito \u00f3sseo num modelo animal, tendo-se observado uma regenera\u00e7\u00e3o \u00f3ssea bem sucedida ao longo do tempo. <\/p>\n<p>3. Embalagens biodegrad\u00e1veis para produtos alimentares: Uma empresa do sector alimentar substituiu as suas embalagens de pl\u00e1stico tradicionais por pel\u00edculas \u00e0 base de policaprolactona. As pel\u00edculas proporcionam propriedades de barreira semelhantes ao oxig\u00e9nio e \u00e0 humidade, garantindo a frescura dos alimentos. Ap\u00f3s a utiliza\u00e7\u00e3o, a embalagem pode ser compostada, reduzindo a polui\u00e7\u00e3o ambiental associada aos res\u00edduos de pl\u00e1stico.<\/p>\n<h2 id=\"contact\">Informa\u00e7\u00f5es de contacto<\/h2>\n<p>Se tiver alguma d\u00favida ou precisar de mais informa\u00e7\u00f5es sobre a nossa Policaprolactona de alta qualidade Cas 24980 - 41 - 4, n\u00e3o hesite em contactar-nos:<\/p>\n<p>Correio eletr\u00f3nico: info@vivalr.com<\/p>\n<p>Telefone: (86) 15866781826<\/p>","protected":false},"excerpt":{"rendered":"<p>User Guide: High Quality Polycaprolactone Cas 24980-41-4 With Good Price Table of Contents Basic Information and Parameters Uses of the Product How to Use the Product Usage Case Studies Contact Information Basic Information and Parameters Polycaprolactone with the CAS number 24980 - 41 - 4 is a biodegradable polyester that is known for its high [&hellip;]<\/p>\n","protected":false},"featured_media":23673,"comment_status":"closed","ping_status":"open","template":"","meta":[],"product_brand":[],"product_cat":[15],"product_tag":[],"class_list":{"0":"post-5160","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-uncategorized","8":"first","9":"instock","10":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.4 (Yoast SEO v28.1) - 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