{"id":9438,"date":"2024-08-24T14:00:28","date_gmt":"2024-08-24T14:00:28","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=9438"},"modified":"2024-08-24T14:00:28","modified_gmt":"2024-08-24T14:00:28","slug":"food-desiccants","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/es\/desecantes-alimentarios\/","title":{"rendered":"\u00bfCu\u00e1les son los desecantes alimentarios m\u00e1s comunes?"},"content":{"rendered":"<p><strong>\u00bfDe qu\u00e9 est\u00e1 hecho el desecante?<\/strong><\/p>\n<p>1\u3001\u00c1cido <strong>desecante:<\/strong> \u00e1cido sulf\u00farico concentrado, pent\u00f3xido de f\u00f3sforo, utilizados para secar gases \u00e1cidos o neutros, de los cuales el \u00e1cido sulf\u00farico concentrado no puede secar gases \u00e1cidos de sulfuro de hidr\u00f3geno, bromuro de hidr\u00f3geno y yoduro de hidr\u00f3geno con fuerte propiedad reductora; el pent\u00f3xido de f\u00f3sforo no puede secar amon\u00edaco;<\/p>\n<p>2\u3001Neutral <strong>desecante:<\/strong> cloruro c\u00e1lcico anhidro, se puede secar el gas en general, pero el cloruro c\u00e1lcico anhidro no puede secar el amon\u00edaco y el etanol;<\/p>\n<p>3\u3001Alcalino <strong>desecante:<\/strong> Cal sodada (mezcla de CaO y NaOH, KOH), cal viva (CaO), NaOH s\u00f3lido, utilizado para secar gases neutros o alcalinos.<\/p>\n<p><strong>Tipos de desecantes alimentarios<\/strong><\/p>\n<p><strong>1\u3001Desecante de cal<\/strong><br \/>\nEl principal componente de este desecante es el \u00f3xido de calcio, y su capacidad de absorci\u00f3n de agua se realiza mediante reacci\u00f3n qu\u00edmica, por lo que la absorci\u00f3n de agua es irreversible.<\/p>\n<p>No importa cu\u00e1n alta o baja sea la humedad del ambiente externo, puede mantener la capacidad de absorci\u00f3n de humedad superior a 35% de su propio peso, y es m\u00e1s adecuado para la conservaci\u00f3n a baja temperatura, con excelente efecto de secado y absorci\u00f3n de humedad, y el precio es bajo.<\/p>\n<p>Sin embargo, la cal viva produce hidr\u00f3xido de calcio cuando entra en contacto con el agua y puede liberar mucha energ\u00eda, con el consiguiente riesgo de explosi\u00f3n en un espacio confinado. Si se agita con una fuerza externa para aumentar el \u00e1rea de contacto, el tiempo de explosi\u00f3n ser\u00e1 m\u00e1s r\u00e1pido y m\u00e1s r\u00e1pido. Suele ocurrir que lastime los ojos de ni\u00f1os o ancianos, se ha ido eliminando gradualmente.<\/p>\n<p><strong>2, desecante de gel de s\u00edlice<\/strong><\/p>\n<p>El gel de s\u00edlice es un tipo de estructura microporosa alta de s\u00edlice que contiene agua, no t\u00f3xico, ins\u00edpido, inodoro, qu\u00edmicamente estable, la estructura de red interna de poros muy finos, estos poros pueden absorber agua, y a trav\u00e9s de su atracci\u00f3n f\u00edsica para retener el agua, con fuertes propiedades higrosc\u00f3picas.<\/p>\n<p>En la actualidad, el desecante de gel de s\u00edlice es muy seguro, y adem\u00e1s es el \u00fanico desecante que ha superado la certificaci\u00f3n de la FDA estadounidense y puede utilizarse directamente en contacto con medicamentos.<\/p>\n<p><strong>3\u3001Fibra desecante<\/strong><br \/>\nEste desecante est\u00e1 hecho de fibra vegetal natural pura mediante un proceso especial. Entre ellos, especialmente la hoja desecante de fibra laminada es conveniente y pr\u00e1ctico y no ocupa espacio.<\/p>\n<p>Su capacidad de absorci\u00f3n de humedad alcanza 100% de su propio peso, lo que es incomparable con el desecante ordinario. Adem\u00e1s, el producto es seguro e higi\u00e9nico con un precio moderado, que es la opci\u00f3n ideal para muchos biol\u00f3gica, alimentos saludables y la medicina.<\/p>\n<p><strong>4\u3001Montmorillonita desecante<\/strong><br \/>\nEste desecante utiliza bentonita como materia prima natural pura, que es ecol\u00f3gica, no t\u00f3xica, ins\u00edpida e inofensiva para el cuerpo humano.<\/p>\n<p>La superficie de la montmorillonita est\u00e1 cargada con anomal\u00edas negativas, por lo que existe un campo electrost\u00e1tico en la superficie de toda la part\u00edcula, lo que inevitablemente incita a sus mol\u00e9culas de agua dipolares a una disposici\u00f3n orientada, adem\u00e1s, la hidrataci\u00f3n de cationes intercambiables entre las capas de montmorillonita no s\u00f3lo es de r\u00e1pida velocidad de adsorci\u00f3n y alta capacidad de adsorci\u00f3n, sino tambi\u00e9n no t\u00f3xica, ins\u00edpida, corrosiva sin contacto, no contaminante para el medio ambiente, especialmente aplicada al envasado de alimentos, que es inofensiva para el cuerpo humano.<\/p>\n<p><strong>5\u3001Desecante de cloruro c\u00e1lcico<\/strong><br \/>\nLa principal materia prima de este desecante es el cloruro c\u00e1lcico, que puede hacer reaccionar qu\u00edmicamente las mol\u00e9culas de agua con el cloruro c\u00e1lcico, absorber la humedad del entorno y convertirla en gel para lograr el efecto de adsorci\u00f3n.<br \/>\nEl material interno del desecante de cloruro c\u00e1lcico est\u00e1 en forma de polvo, si los ni\u00f1os abren el envase del desecante de cloruro c\u00e1lcico, el polvo de cloruro c\u00e1lcico del interior entra f\u00e1cilmente en los ojos, lo que provocar\u00e1 enrojecimiento e hinchaz\u00f3n de los p\u00e1rpados, quemaduras blancas en la c\u00f3rnea y la conjuntiva y otros s\u00edntomas, que causar\u00e1n leucoma corneal tras la curaci\u00f3n en el caso leve y afectar\u00e1n a la vista, y en el caso grave, provocar\u00e1n ceguera. Al mismo tiempo, aunque el cloruro c\u00e1lcico puede utilizarse como aditivo alimentario, el desecante de cloruro c\u00e1lcico no es directamente comestible.<\/p>","protected":false},"excerpt":{"rendered":"<p>What is desiccant made of 1\u3001Acidic desiccant: concentrated sulfuric acid, phosphorus pentoxide, used for drying acidic or neutral gases, of which concentrated sulfuric acid can not dry acidic gases of hydrogen sulfide, hydrogen bromide and hydrogen iodide with strong reducing property; phosphorus pentoxide can not dry ammonia; 2\u3001Neutral desiccant: anhydrous calcium chloride, general gas can [&hellip;]<\/p>","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[46],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What are a few common food desiccants? 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