{"id":8188,"date":"2019-11-19T14:53:30","date_gmt":"2019-11-19T06:53:30","guid":{"rendered":"https:\/\/www.humicchina.com\/?p=8188"},"modified":"2025-07-30T09:58:21","modified_gmt":"2025-07-30T01:58:21","slug":"leonardite-humic-acid","status":"publish","type":"post","link":"https:\/\/www.humicchina.com\/pt\/blog\/leonardite-humic-acid.html","title":{"rendered":"Mat\u00e9rias-primas para \u00e1cido h\u00famico Leonardite \u2013 Leonardite"},"content":{"rendered":"<div>\n<p>Leonardita, comumente conhecido como carv\u00e3o exposto. Geralmente refere-se \u00e0 mina de carv\u00e3o de lignite, carv\u00e3o bituminoso e antracita que est\u00e3o pr\u00f3ximos ou expostos \u00e0 superf\u00edcie, e atrav\u00e9s da infiltra\u00e7\u00e3o e intemperie do ar, luz solar, chuva e neve, tempestade de areia, congelamento e similares.<\/p>\n<\/div>\n<p><!--more--><\/p>\n<div>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-7310 size-full alignnone\" src=\"https:\/\/www.humicchina.com\/wp-content\/uploads\/2019\/11\/blog-1-d.jpg\" alt=\"Raw materials for Leonardite humic acid \u2013 Leonardite\" width=\"800\" height=\"528\" srcset=\"https:\/\/www.humicchina.com\/wp-content\/uploads\/2019\/11\/blog-1-d.jpg 800w, https:\/\/www.humicchina.com\/wp-content\/uploads\/2019\/11\/blog-1-d-300x198.jpg 300w, https:\/\/www.humicchina.com\/wp-content\/uploads\/2019\/11\/blog-1-d-768x507.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>O carv\u00e3o desolado na China \u00e9 rico em reservas, de acordo com estat\u00edsticas incompletas, cerca de 10 milh\u00f5es de toneladas. A maior parte do pa\u00eds tem carv\u00e3o resistente, Shanxi, Xinjiang, Mong\u00f3lia Interior, Heilongjiang, Yunnan e Henan, parte desses distritos tem grandes reservas.<\/p>\n<p><span style=\"font-size: 14pt;\">Leonardita<\/span><\/p>\n<p>A leonardita tem um alto teor de oxig\u00eanio e baixo valor cal\u00f3rico. E perdeu o valor do combust\u00edvel da energia e do carv\u00e3o de coque. Mas, geralmente, a leonardita cont\u00e9m uma grande quantidade de \u00e1cido h\u00famico regenerado (HA) e uma pluralidade de grupos funcionais ativos contendo oxig\u00eanio. Tal como grupo carbox\u00edlico, grupo hidroxi fen\u00f3lico, grupo quinil, grupo hidroxi \u00e1lcool e similares.<\/p>\n<p>E o teor de \u00e1cido h\u00famico do carv\u00e3o resfriado, que \u00e9 geralmente de boa qualidade, pode chegar a mais de 50%. De modo que o novo valor de utiliza\u00e7\u00e3o do carv\u00e3o desgastado tamb\u00e9m \u00e9 dotado. O \u00e1cido h\u00famico \u00e9 uma importante parte org\u00e2nica da maioria dos solos.<\/p>\n<p>Atualmente, a qualidade do solo do nosso pa\u00eds \u00e9 relativamente baixa. A degrada\u00e7\u00e3o do solo \u00e9 muito mais grave. N\u00e3o s\u00f3 a \u00e1rea degradada \u00e9 grande, mas tamb\u00e9m os fen\u00f4menos de eros\u00e3o do solo, desertifica\u00e7\u00e3o do solo, acidifica\u00e7\u00e3o e saliniza\u00e7\u00e3o continuam a se expandir.<\/p>\n<p>Com o aumento da polui\u00e7\u00e3o industrial e urbana, a polui\u00e7\u00e3o por metais pesados e a polui\u00e7\u00e3o org\u00e2nica do solo est\u00e3o se tornando cada vez mais s\u00e9rias. A aplica\u00e7\u00e3o de leonardita para a melhoria do solo n\u00e3o s\u00f3 pode transformar res\u00edduos em valor. Mas tamb\u00e9m pode melhorar efetivamente a degrada\u00e7\u00e3o do solo e a polui\u00e7\u00e3o. Atualmente, foram feitos grandes progressos nessa dire\u00e7\u00e3o.<\/p>\n<h2><span style=\"font-size: 14pt;\">\u00e1cido h\u00famico Leonardita<\/span><\/h2>\n<p><img decoding=\"async\" class=\"wp-image-7321 size-full alignnone\" src=\"https:\/\/www.humicchina.com\/wp-content\/uploads\/2019\/11\/blog-1-p.jpg\" alt=\"Raw materials for Leonardite humic acid \u2013 Leonardite\" width=\"700\" height=\"362\" srcset=\"https:\/\/www.humicchina.com\/wp-content\/uploads\/2019\/11\/blog-1-p.jpg 700w, https:\/\/www.humicchina.com\/wp-content\/uploads\/2019\/11\/blog-1-p-300x155.jpg 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>O \u00e1cido h\u00famico leonardita \u00e9 uma mistura de uma pluralidade de grupos de hidrocarbonetos arom\u00e1ticos condensados que podem ser dissolvidos em uma solu\u00e7\u00e3o c\u00e1ustica dilu\u00edda (KOH, NaOH) por uma fun\u00e7\u00e3o complexa, como bioqu\u00edmica ou similar ou oxida\u00e7\u00e3o (incluindo intemperie) de uma subst\u00e2ncia formadora de carv\u00e3o.<\/p>\n<p>N\u00e3o possui componentes termopl\u00e1sticos ou el\u00e1sticos. N\u00e3o se derrete e n\u00e3o se cristaliza. Um coloide amorfo de alta mol\u00e9cula. Em um estado clloide preto ou marrom. No momento da secagem, a apar\u00eancia tem uma fratura semelhante a uma concha, e a cor e a densidade aumentam com o grau de coliga\u00e7\u00e3o do carv\u00e3o.<\/p>\n<p>O \u00e1cido h\u00famico, que foi observado sob um microsc\u00f3pio eletr\u00f4nico de 12.000 vezes, era uma esp\u00e9cie de agrega\u00e7\u00e3o semelhante \u00e0 da corda da uva. ligados por part\u00edculas esf\u00e9ricas muito pequenas para formar uma linha.<\/p>\n<p>A composi\u00e7\u00e3o do \u00e1cido h\u00famico \u00e9 semelhante \u00e0 do carv\u00e3o.\u00c9 composto principalmente de elementos como carbono, hidrog\u00eanio, oxig\u00eanio, nitrog\u00eanio e enxofre. A sua mol\u00e9cula \u00e9 uma macromol\u00e9cula composta por v\u00e1rias unidades estruturais semelhantes.<\/p>\n<h3><span style=\"font-size: 12pt;\">Cada unidade estrutural \u00e9 composta por tr\u00eas partes principais de um n\u00facleo arom\u00e1tico, uma chave de ponte e um grupo ativo:<\/span><\/h3>\n<ol>\n<li>O n\u00facleo arom\u00e1tico: o <a href=\"https:\/\/www.humicchina.com\/humic-acids\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>\u00c1cido h\u00famico<\/strong><\/a> O n\u00facleo arom\u00e1tico \u00e9 composto de 5 a 6 an\u00e9is arom\u00e1ticos ou um anel heteroc\u00edclico. Tal como \u00e9 composto de um anel que \u00e9 composto de um benzeno, um \u00e1tomo de carbono, um \u00e1tomo de enxofre, um disulfeto de carbono, um babuino, um babuino, um babuino, um babuino, um babuino, e similares.<\/li>\n<li>Chave de ponte: uma chave de ponte \u00fanica e uma chave de ponte dupla conectada com o n\u00facleo arom\u00e1tico de \u00e1cido h\u00famico. A chave da ponte \u00e9 &#8211; CH2 -, &#8211; O -, &#8211; S-liga\u00e7\u00f5es, e similares.<\/li>\n<li>Grupo ativo: O n\u00facleo arom\u00e1tico do \u00e1cido h\u00famico \u00e9 fornecido com v\u00e1rios grupos ativos. Principalmente incluindo grupo hidroxi fen\u00f3lico, grupo hidroxi \u00e1lcool, grupo fenilo, grupo metoxi e similares. Devido \u00e0 exist\u00eancia desses grupos, o \u00e1cido h\u00famico tem as caracter\u00edsticas de acidez, hidrofilicidade, propriedade de troca cati\u00f4nica e \u00edon met\u00e1lico complexo.<\/li>\n<\/ol>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Leonardite<\/p>\n","protected":false},"author":1,"featured_media":7523,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"Raw materials for Leonardite humic acid \u2013 Leonardite %%page%% %%sep%% JINGFENG","_yoast_wpseo_metadesc":"Raw materials for Leonardite humic acid,leonardite, commonly known as exposed coal, generally refers to the coal mine of lignite.","_jf_seo_title_en":"","_jf_seo_desc_en":"","_jf_seo_title_ja":"","_jf_seo_desc_ja":"","_jf_seo_title_ko":"","_jf_seo_desc_ko":"","_jf_seo_title_es":"","_jf_seo_desc_es":"","_jf_seo_title_ar":"","_jf_seo_desc_ar":"","_jf_seo_title_vi":"","_jf_seo_desc_vi":"","_jf_seo_title_th":"","_jf_seo_desc_th":"","_jf_seo_title_tr":"","_jf_seo_desc_tr":"","_jf_seo_title_ru":"","_jf_seo_desc_ru":"","_jf_seo_title_pt":"","_jf_seo_desc_pt":"","_jf_seo_kw_ja":"","_jf_seo_kw_ko":"","_jf_seo_kw_es":"","_jf_seo_kw_ar":"","_jf_seo_kw_vi":"","_jf_seo_kw_th":"","_jf_seo_kw_tr":"","_jf_seo_kw_ru":"","_jf_seo_kw_pt":"","footnotes":""},"categories":[121],"tags":[183,174,139,238],"class_list":["post-8188","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-humic-acid","tag-leonardite","tag-leonardite-humic","tag-leonardite-humic-acid","tag-leonardite-powder"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.3 (Yoast SEO v26.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Raw materials for Leonardite humic acid \u2013 Leonardite &#8226; 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