{"id":89848,"date":"2023-10-22T19:20:14","date_gmt":"2023-10-22T19:20:14","guid":{"rendered":"https:\/\/nailknowledge.org\/?p=89848"},"modified":"2024-11-09T17:13:08","modified_gmt":"2024-11-09T17:13:08","slug":"o-papel-da-hema-no-setor-de-unhas","status":"publish","type":"post","link":"https:\/\/nailknowledge.org\/pt\/blog\/the-role-of-hema-in-the-nail-industry","title":{"rendered":"O papel do HEMA no setor de unhas"},"content":{"rendered":"<p>Bem-vindo \u00e0 nossa minili\u00e7\u00e3o sobre HEMA no setor de unhas!<\/p>\n\n\n\n<p>Esta li\u00e7\u00e3o destina-se a todos os profissionais de unhas, de iniciantes a t\u00e9cnicos avan\u00e7ados, bem como a entusiastas de unhas que desejam saber mais sobre esse importante ingrediente em produtos para unhas. Nosso objetivo \u00e9 explicar os conceitos b\u00e1sicos de&nbsp;<sub>HEMA<\/sub>&nbsp;sem sobrecarreg\u00e1-lo com jarg\u00f5es t\u00e9cnicos, para que voc\u00ea possa entender melhor suas propriedades, benef\u00edcios e riscos potenciais.<br><br>Abordaremos o que \u00e9 o HEMA, a qu\u00edmica por tr\u00e1s dele, suas propriedades e benef\u00edcios, exemplos de produtos para unhas que cont\u00eam HEMA<sub>,<\/sub>&nbsp;e poss\u00edveis preocupa\u00e7\u00f5es de seguran\u00e7a relacionadas ao seu uso.&nbsp;<\/p>\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 loading=\"lazy\" title=\"O papel do HEMA explicado no setor de unhas\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/cgYtBga1VG4?feature=oembed&#038;enablejsapi=1&#038;origin=https:\/\/nailknowledge.org\" 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<h2 class=\"wp-block-heading\">Ent\u00e3o, o que \u00e9 HEMA?\u00a0<\/h2>\n\n\n\n<p>HEMA ou metacrilato de hidroxietila <em>(CAS# 868-77-9),<\/em> \u00e9 um mon\u00f4mero ou, simplesmente, um ingrediente l\u00edquido que \u00e9 comumente usado na ind\u00fastria de unhas para criar produtos para unhas fortes, dur\u00e1veis e flex\u00edveis.<\/p>\n\n\n\n<p>Ele funciona por meio de uma boa liga\u00e7\u00e3o com outros ingredientes do produto e com suas unhas naturais. <em>(O HEMA adere t\u00e3o bem a uma placa de unha que cont\u00e9m \u00e1gua ou onde h\u00e1 \u00e1gua na superf\u00edcie quanto a uma placa de unha seca e bem preparada)<\/em><\/p>\n\n\n\n<p>Quando os fotoiniciadores do produto s\u00e3o expostos \u00e0 energia UVA, o HEMA forma longas cadeias de mol\u00e9culas de pol\u00edmero, que ajudam a criar um material s\u00f3lido forte e flex\u00edvel.<\/p>\n\n\n\n<p>Isso significa que, quando voc\u00ea aplica um produto com HEMA<sub>,<\/sub>\u00a0ele pode criar uma superf\u00edcie lisa e uniforme com menor probabilidade de lascar ou quebrar. O HEMA tamb\u00e9m pode ajudar o produto a se fixar e aderir melhor \u00e0s unhas naturais e resistir ao levantamento.<br>O HEMA \u00e9 um al\u00e9rgeno conhecido, mas, quando usado de forma correta e profissional, \u00e9 seguro em uma porcentagem igual ou inferior \u00e0 recomendada de 35%.\u00a0<\/p>\n\n\n\n<p>Alguns exemplos de produtos para unhas que podem conter HEMA<a> <\/a>incluem p\u00f3s e l\u00edquidos acr\u00edlicos, esmaltes em gel e primers para unhas.<\/p>\n\n\n\n<p>Esses produtos s\u00e3o compostos por uma mistura de diferentes ingredientes, incluindo pigmentos, fragr\u00e2ncias e outros aditivos, juntamente com HEMA<sub>.<\/sub><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><sub>Entendendo os riscos e as precau\u00e7\u00f5es de seguran\u00e7a do uso de HEMA em produtos para unhas<\/sub><\/h2>\n\n\n\n<p>Enquanto\u00a0<a href=\"https:\/\/nailknowledge.org\/pt\/blog\/desmistificando-as-alergias-nas-unhas\/\">HEMA<\/a> \u00e9 um ingrediente importante em muitos produtos para unhas, \u00e9 importante estar ciente dos poss\u00edveis riscos associados ao seu uso. A exposi\u00e7\u00e3o ao uso incorreto do HEMA pode causar irrita\u00e7\u00e3o na pele, rea\u00e7\u00f5es al\u00e9rgicas e outros problemas de sa\u00fade.<\/p>\n\n\n\n<p>Para minimizar o risco de exposi\u00e7\u00e3o tanto para voc\u00ea quanto para o cliente, \u00e9 importante seguir as precau\u00e7\u00f5es de seguran\u00e7a adequadas ao trabalhar com todos os produtos para unhas. Isso inclui o uso de luvas, trabalhar em uma \u00e1rea bem ventilada e evitar o contato com a pele o tempo todo. Al\u00e9m disso, \u00e9 aconselh\u00e1vel garantir que a porcentagem de HEMA (hidroxietilmetacrilato) nos produtos seja 30% ou, de prefer\u00eancia, menor.<\/p>\n\n\n\n<p>Se voc\u00ea ou seus clientes apresentarem qualquer sinal de irrita\u00e7\u00e3o ou rea\u00e7\u00e3o al\u00e9rgica ao usar\u00a0<sub>HEMA<\/sub>\u00a0como vermelhid\u00e3o, incha\u00e7o, bolhas ou coceira, pare de usar o produto imediatamente e procure atendimento m\u00e9dico, se necess\u00e1rio.<\/p>\n\n\n\n<p>As diretrizes regulat\u00f3rias relacionadas ao uso do HEMA em produtos para unhas variam de acordo com o pa\u00eds e a regi\u00e3o. Nos Estados Unidos, a Food and Drug Administration (FDA) regulamenta os produtos para unhas e estabelece diretrizes para o uso seguro de ingredientes como o HEMA. Na Europa e no Reino Unido, tamb\u00e9m foram estabelecidas diretrizes para o uso seguro do HEMA em produtos para unhas. Os produtos que cont\u00eam HEMA s\u00e3o restritos apenas ao uso profissional.<\/p>\n\n\n\n<p>Como t\u00e9cnico de unhas, \u00e9 importante manter-se atualizado com as diretrizes regulat\u00f3rias e usar produtos que contenham HEMA de forma segura e respons\u00e1vel. Seguindo as precau\u00e7\u00f5es de seguran\u00e7a adequadas e usando os produtos de acordo com as instru\u00e7\u00f5es do fabricante, voc\u00ea pode ajudar a minimizar o risco de exposi\u00e7\u00e3o e manter a sua seguran\u00e7a e a de seus clientes.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><sub>Declara\u00e7\u00f5es de aus\u00eancia de HEMA e a presen\u00e7a de Di-HEMA<\/sub><\/h2>\n\n\n\n<p>Se um produto \u00e9 anunciado como livre de HEMA, por que o r\u00f3tulo diz que ele cont\u00e9m Di-HEMA?<br>Essa \u00e9 uma pergunta que recebemos com frequ\u00eancia no NailKnowledge. Portanto, vamos abord\u00e1-la aqui com um exemplo para coloc\u00e1-la em contexto.<br>Se um produto cont\u00e9m DI-HEMA, mas \u00e9 anunciado como HEMA-FREE, \u00e9 porque o DI-HEMA \u00e9 um ingrediente semelhante, mas \u00e9 estruturalmente diferente do HEMA.<\/p>\n\n\n\n<p>No entanto, \u00e9 importante observar que algumas pessoas sens\u00edveis ou al\u00e9rgicas ao HEMA tamb\u00e9m podem ter uma rea\u00e7\u00e3o ao DI-HEMA, pois ele ainda \u00e9 um tipo de metacrilato. Portanto, \u00e9 sempre importante ler os r\u00f3tulos dos produtos com aten\u00e7\u00e3o antes de usar qualquer produto novo, especialmente se voc\u00ea tiver hist\u00f3rico de alergias ou sensibilidades \u00e0 pele.  H\u00e1 muitos produtos sem HEMA dispon\u00edveis no mercado, mas lembre-se de que, se uma pessoa desenvolver alergia ao HEMA, \u00e9 muito prov\u00e1vel que ela tamb\u00e9m seja al\u00e9rgica a outros mon\u00f4meros. A \u00fanica maneira de saber \u00e9 fazer um teste de contato dermatol\u00f3gico para identificar o ingrediente exato a ser evitado.<\/p>\n\n\n\n<p>H\u00e1 muitos produtos sem HEMA dispon\u00edveis no mercado, mas saiba que, se um indiv\u00edduo desenvolver alergia ao HEMA, \u00e9 muito prov\u00e1vel que ele tamb\u00e9m seja al\u00e9rgico a outros mon\u00f4meros. A \u00fanica maneira de saber \u00e9 fazer um teste de contato dermatol\u00f3gico para identificar o ingrediente exato a ser evitado.  <\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><sub>Tra\u00e7ando paralelos: Entendendo o HEMA e o Di-HEMA<\/sub><\/h2>\n\n\n\n<p>Um exemplo para comparar a rela\u00e7\u00e3o entre HEMA e DI-HEMA poderia ser a compara\u00e7\u00e3o da diferen\u00e7a entre leite desnatado e leite integral. Embora ambos sejam tipos de leite, eles t\u00eam propriedades diferentes e s\u00e3o produzidos de forma diferente.<\/p>\n\n\n\n<p>O leite desnatado \u00e9 produzido pela remo\u00e7\u00e3o do teor de gordura do leite integral, enquanto o leite integral cont\u00e9m toda a gordura que ocorre naturalmente no leite. Embora ambos os tipos de leite sejam brancos e l\u00edquidos, eles t\u00eam perfis nutricionais diferentes e podem ser usados de forma diferente na culin\u00e1ria e na panifica\u00e7\u00e3o.<\/p>\n\n\n\n<p>Da mesma forma, embora o DI-HEMA esteja quimicamente relacionado ao HEMA, eles s\u00e3o ingredientes diferentes com propriedades e fun\u00e7\u00f5es diferentes. \u00c9 importante ler os r\u00f3tulos dos produtos com aten\u00e7\u00e3o e entender os ingredientes espec\u00edficos inclu\u00eddos em um produto antes de us\u00e1-lo, assim como \u00e9 importante entender a diferen\u00e7a entre leite desnatado e leite integral ao cozinhar ou assar.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><sub>Concluindo: Entendendo o HEMA e um convite para se aprofundar mais<\/sub><\/h2>\n\n\n\n<p>Isso conclui nossa mini-aula sobre HEMA<sub>,<\/sub>\u00a0no setor de unhas. Esperamos que essas informa\u00e7\u00f5es tenham sido \u00fateis para que voc\u00ea entenda os fundamentos desse importante ingrediente dos produtos para unhas.<\/p>\n\n\n\n<p>Se voc\u00ea estiver interessado em se aprofundar na ci\u00eancia por tr\u00e1s dos produtos para unhas, convidamos voc\u00ea a conferir nossa<a href=\"https:\/\/nailknowledge.org\/pt\/cursos-profissionais-de-unhas\/o-diploma-essencial-para-profissionais-de-unhas\/\"> \u201cProfissional de unhas essencial\u201d<\/a> Curso. Este curso oferece uma explora\u00e7\u00e3o mais abrangente da qu\u00edmica por tr\u00e1s dos produtos para unhas, incluindo o papel dos mon\u00f4meros, pol\u00edmeros e\u00a0<sub>HEMA<\/sub>. Ao se inscrever neste curso, voc\u00ea ter\u00e1 uma compreens\u00e3o mais profunda dos produtos que usa todos os dias e de como us\u00e1-los com seguran\u00e7a e efic\u00e1cia.<\/p>\n\n\n\n<p>Obrigado por aprender com a Nail Knowledge e esperamos v\u00ea-lo on-line muito em breve!<\/p>","protected":false},"excerpt":{"rendered":"<p>Welcome to our mini lesson on HEMA in the nail industry! This lesson is aimed at all nail professionals, from beginners to advanced technicians, as well as nail enthusiasts who want to learn more about this important ingredient in nail products. Our goal is to explain the basics of&nbsp;HEMA&nbsp;without overwhelming you with technical jargon, so [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":89845,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"nail allergies","_yoast_wpseo_metadesc":"Explore the intricacies of nail allergies, from common misconceptions to professional guidelines. Understand the importance of proper diagnosis, potential allergens in nail products, and the need for informed, responsible care in the nail industry","_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[93,92,70],"tags":[],"class_list":{"0":"post-89848","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-nail-general-information","8":"category-nail-services","9":"category-product_chemistry","10":"entry"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>The Role of HEMA in the Nail Industry - NailKnowledge<\/title>\n<meta name=\"description\" content=\"Explore the intricacies of nail allergies, from common misconceptions to professional guidelines. Understand the importance of proper diagnosis, potential allergens in nail products, and the need for informed, responsible care in the nail industry\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/nailknowledge.org\/pt\/blog\/o-papel-da-hema-no-setor-de-unhas\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The Role of HEMA in the Nail Industry - NailKnowledge\" \/>\n<meta property=\"og:description\" content=\"Explore the intricacies of nail allergies, from common misconceptions to professional guidelines. Understand the importance of proper diagnosis, potential allergens in nail products, and the need for informed, responsible care in the nail industry\" \/>\n<meta property=\"og:url\" content=\"https:\/\/nailknowledge.org\/pt\/blog\/o-papel-da-hema-no-setor-de-unhas\/\" \/>\n<meta property=\"og:site_name\" content=\"NailKnowledge\" \/>\n<meta property=\"article:author\" content=\"www.facebook.com\/test\" \/>\n<meta property=\"article:published_time\" content=\"2023-10-22T19:20:14+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-11-09T17:13:08+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/nailknowledge.org\/wp-content\/uploads\/2023\/10\/HEMA2133-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1280\" \/>\n\t<meta property=\"og:image:height\" content=\"720\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Kevin Nicholls\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Kevin Nicholls\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/nailknowledge.org\\\/blog\\\/the-role-of-hema-in-the-nail-industry#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/nailknowledge.org\\\/blog\\\/the-role-of-hema-in-the-nail-industry\"},\"author\":{\"name\":\"Kevin Nicholls\",\"@id\":\"https:\\\/\\\/new.nailknowledge.org\\\/#\\\/schema\\\/person\\\/2d1c41527f04efbf0d1fc140d0bedc22\"},\"headline\":\"The Role of HEMA in the Nail Industry\",\"datePublished\":\"2023-10-22T19:20:14+00:00\",\"dateModified\":\"2024-11-09T17:13:08+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/nailknowledge.org\\\/blog\\\/the-role-of-hema-in-the-nail-industry\"},\"wordCount\":1095,\"publisher\":{\"@id\":\"https:\\\/\\\/new.nailknowledge.org\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/nailknowledge.org\\\/blog\\\/the-role-of-hema-in-the-nail-industry#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/nailknowledge.org\\\/wp-content\\\/uploads\\\/2023\\\/10\\\/HEMA2133-1.jpg\",\"articleSection\":[\"General Information\",\"Nail Services\",\"Product Chemistry\"],\"inLanguage\":\"pt-BR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/nailknowledge.org\\\/blog\\\/the-role-of-hema-in-the-nail-industry\",\"url\":\"https:\\\/\\\/nailknowledge.org\\\/blog\\\/the-role-of-hema-in-the-nail-industry\",\"name\":\"The Role of HEMA in the Nail Industry - NailKnowledge\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/new.nailknowledge.org\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/nailknowledge.org\\\/blog\\\/the-role-of-hema-in-the-nail-industry#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/nailknowledge.org\\\/blog\\\/the-role-of-hema-in-the-nail-industry#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/nailknowledge.org\\\/wp-content\\\/uploads\\\/2023\\\/10\\\/HEMA2133-1.jpg\",\"datePublished\":\"2023-10-22T19:20:14+00:00\",\"dateModified\":\"2024-11-09T17:13:08+00:00\",\"description\":\"Explore the intricacies of nail allergies, from common misconceptions to professional guidelines. 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