{"id":6414,"date":"2025-01-11T08:38:07","date_gmt":"2025-01-11T08:38:07","guid":{"rendered":"https:\/\/ldcellulose.com\/?p=6414"},"modified":"2025-01-11T08:40:51","modified_gmt":"2025-01-11T08:40:51","slug":"perguntas-frequentes-sobre-o-landercoll-hpmc-nao-tratado-a-superficie","status":"publish","type":"post","link":"https:\/\/ldcellulose.com\/pt_pt\/perguntas-frequentes-sobre-o-landercoll-hpmc-nao-tratado-a-superficie\/","title":{"rendered":"Perguntas frequentes sobre o LANDERCOLL HPMC sem tratamento de superf\u00edcie"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"6414\" class=\"elementor elementor-6414\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-96c7d45 elementor-section-height-min-height elementor-section-items-bottom elementor-section-boxed elementor-section-height-default\" data-id=\"96c7d45\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-25cfc78\" data-id=\"25cfc78\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1467566 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"1467566\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Perguntas frequentes sobre o LANDERCOLL HPMC sem tratamento de superf\u00edcie<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8779999 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"8779999\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c0bb6ab elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c0bb6ab\" data-element_type=\"section\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d774466\" data-id=\"d774466\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-893a97b elementor-widget elementor-widget-html\" data-id=\"893a97b\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<!DOCTYPE html>\r\n<html lang=\"en\">\r\n<head>\r\n    <meta charset=\"UTF-8\">\r\n    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\r\n    <meta name=\"description\" content=\"Perguntas frequentes sobre o HPMC n\u00e3o tratado superficialmente LANDERCOLL, abrangendo as suas aplica\u00e7\u00f5es, benef\u00edcios de desempenho e diretrizes de utiliza\u00e7\u00e3o para formula\u00e7\u00f5es de mistura seca.\">\r\n    <meta name=\"keywords\" content=\"Non-surface treated HPMC, Hydroxypropyl Methylcellulose, LANDERCOLL, dry mix, water retention, thickening, construction materials\">\r\n    <title>Perguntas frequentes sobre o LANDERCOLL HPMC sem tratamento de superf\u00edcie<\/title>\r\n<\/head>\r\n<body>\r\n    <main>\r\n        <h1>Perguntas frequentes sobre o LANDERCOLL HPMC sem tratamento de superf\u00edcie<\/h1>\r\n\r\n        <section id=\"what-is-hpmc\">\r\n            <h2>1. O que \u00e9 HPMC sem tratamento de superf\u00edcie?<\/h2>\r\n            <p>A hidroxipropilmetilcelulose (HPMC) sem tratamento de superf\u00edcie \u00e9 um \u00e9ter de celulose conhecido por se dissolver em \u00e1gua para criar uma solu\u00e7\u00e3o transparente ou ligeiramente leitosa. \u00c9 amplamente utilizado em formula\u00e7\u00f5es de mistura seca, como argamassa, adesivo para azulejos, massa de vidraceiro e argamassa, oferecendo maior espessamento, reten\u00e7\u00e3o de \u00e1gua e trabalhabilidade.<\/p>\r\n        <\/section>\r\n\r\n        <section id=\"water-behavior\">\r\n            <h2>2. Como \u00e9 que o HPMC LANDERCOLL n\u00e3o tratado superficialmente se comporta em \u00e1gua quente e fria?<\/h2>\r\n            <p>Em diferentes temperaturas da \u00e1gua, o LANDERCOLL apresenta carater\u00edsticas de dissolu\u00e7\u00e3o distintas:<\/p>\r\n            <table>\r\n                <thead>\r\n                    <tr>\r\n                        <th>Par\u00e2metro<\/th>\r\n                        <th>\u00c1gua quente<\/th>\r\n                        <th>\u00c1gua fria<\/th>\r\n                    <\/tr>\r\n                <\/thead>\r\n                <tbody>\r\n                    <tr>\r\n                        <td>Tempo de dispers\u00e3o<\/td>\r\n                        <td>&lt; 2 minutos<\/td>\r\n                        <td>5-10 minutos<\/td>\r\n                    <\/tr>\r\n                    <tr>\r\n                        <td>Desenvolvimento da viscosidade<\/td>\r\n                        <td>Imediato<\/td>\r\n                        <td>Gradual (requer agita\u00e7\u00e3o)<\/td>\r\n                    <\/tr>\r\n                    <tr>\r\n                        <td>Aglomera\u00e7\u00e3o<\/td>\r\n                        <td>M\u00ednimo<\/td>\r\n                        <td>Poss\u00edvel (\u00e9 necess\u00e1rio mexer)<\/td>\r\n                    <\/tr>\r\n                <\/tbody>\r\n            <\/table>\r\n            <ul>\r\n                <li><strong>Em \u00e1gua quente<\/strong>: Dispersa-se e dissolve-se rapidamente, formando uma solu\u00e7\u00e3o suave e sem grumos.<\/li>\r\n                <li><strong>Em \u00e1gua fria<\/strong>: Pode ocorrer uma aglomera\u00e7\u00e3o inicial, mas dissolve-se eficazmente com uma agita\u00e7\u00e3o adequada, resultando num desenvolvimento est\u00e1vel da viscosidade.<\/li>\r\n            <\/ul>\r\n        <\/section>\r\n\r\n        <section id=\"dry-mix-benefits\">\r\n            <h2>3. Porque \u00e9 que o LANDERCOLL \u00e9 ideal para aplica\u00e7\u00f5es de mistura seca?<\/h2>\r\n            <p>O LANDERCOLL melhora as formula\u00e7\u00f5es de mistura seca com carater\u00edsticas como:<\/p>\r\n            <ul>\r\n                <li><strong>Dispers\u00e3o eficiente<\/strong>: Assegura uma mistura uniforme para um desempenho consistente.<\/li>\r\n                <li><strong>Reten\u00e7\u00e3o de \u00e1gua<\/strong>: Minimiza a secagem prematura, melhorando a cura e a ades\u00e3o.<\/li>\r\n                <li><strong>Efeito espessante<\/strong>: Melhora a ader\u00eancia, coes\u00e3o e estabilidade do produto.<\/li>\r\n            <\/ul>\r\n        <\/section>\r\n\r\n        <section id=\"clumping-prevention\">\r\n            <h2>4. O que devo fazer para evitar a forma\u00e7\u00e3o de grumos na \u00e1gua fria?<\/h2>\r\n            <p>Para evitar a forma\u00e7\u00e3o de aglomerados durante a dispers\u00e3o em \u00e1gua fria:<\/p>\r\n            <ol>\r\n                <li>Adicionar gradualmente o LANDERCOLL, sem parar de mexer.<\/li>\r\n                <li>Utilizar a agita\u00e7\u00e3o mec\u00e2nica para aplica\u00e7\u00f5es em grande escala para garantir uma distribui\u00e7\u00e3o uniforme.<\/li>\r\n                <li>Deixar passar tempo suficiente para que a viscosidade se desenvolva completamente.<\/li>\r\n            <\/ol>\r\n        <\/section>\r\n\r\n        <section id=\"performance-benefits\">\r\n            <h2>5. Quais s\u00e3o as vantagens de desempenho da utiliza\u00e7\u00e3o do LANDERCOLL?<\/h2>\r\n            <p>O LANDERCOLL oferece v\u00e1rias vantagens:<\/p>\r\n            <ul>\r\n                <li><strong>Espessamento<\/strong>: Proporciona uma viscosidade consistente em todas as aplica\u00e7\u00f5es.<\/li>\r\n                <li><strong>Reten\u00e7\u00e3o de \u00e1gua<\/strong>: Ret\u00e9m a humidade para melhorar a ader\u00eancia e evitar fissuras.<\/li>\r\n                <li><strong>Trabalhabilidade<\/strong>: Melhora o fluxo, a espalhabilidade e o tempo de abertura das misturas.<\/li>\r\n            <\/ul>\r\n            <table>\r\n                <thead>\r\n                    <tr>\r\n                        <th>Im\u00f3veis<\/th>\r\n                        <th>Especifica\u00e7\u00e3o<\/th>\r\n                        <th>Benef\u00edcios<\/th>\r\n                    <\/tr>\r\n                <\/thead>\r\n                <tbody>\r\n                    <tr>\r\n                        <td>Gama de viscosidade<\/td>\r\n                        <td>5.000 - 200.000 mPa-s<\/td>\r\n                        <td>Adapt\u00e1vel a diversas formula\u00e7\u00f5es<\/td>\r\n                    <\/tr>\r\n                    <tr>\r\n                        <td>Reten\u00e7\u00e3o de \u00e1gua<\/td>\r\n                        <td>&gt; 95%<\/td>\r\n                        <td>Evita o encolhimento e as fissuras<\/td>\r\n                    <\/tr>\r\n                    <tr>\r\n                        <td>Valor de PH (Solu\u00e7\u00e3o 2%)<\/td>\r\n                        <td>5.0 - 8.0<\/td>\r\n                        <td>Compat\u00edvel com v\u00e1rias aplica\u00e7\u00f5es<\/td>\r\n                    <\/tr>\r\n                <\/tbody>\r\n            <\/table>\r\n        <\/section>\r\n\r\n        <section id=\"construction-materials\">\r\n            <h2>6. Como \u00e9 que o LANDERCOLL melhora os materiais de constru\u00e7\u00e3o?<\/h2>\r\n            <p>O LANDERCOLL melhora os materiais de constru\u00e7\u00e3o:<\/p>\r\n            <ul>\r\n                <li><strong>Aumentar o tempo de abertura<\/strong>: Aumenta a capacidade de trabalho dos materiais para uma melhor aplica\u00e7\u00e3o.<\/li>\r\n                <li><strong>Melhorar a for\u00e7a de ades\u00e3o<\/strong>: Assegura uma liga\u00e7\u00e3o mais forte \u00e0s superf\u00edcies.<\/li>\r\n                <li><strong>Refor\u00e7ar a resist\u00eancia \u00e0 queda<\/strong>: Reduz a flacidez em aplica\u00e7\u00f5es verticais.<\/li>\r\n            <\/ul>\r\n        <\/section>\r\n\r\n        <section id=\"dosage-guidelines\">\r\n            <h2>7. Qual \u00e9 a dosagem recomendada para o LANDERCOLL em misturas secas?<\/h2>\r\n            <p>As recomenda\u00e7\u00f5es de dosagem dependem da aplica\u00e7\u00e3o espec\u00edfica:<\/p>\r\n            <table>\r\n                <thead>\r\n                    <tr>\r\n                        <th>Aplica\u00e7\u00e3o<\/th>\r\n                        <th>Dosagem (% do peso total)<\/th>\r\n                    <\/tr>\r\n                <\/thead>\r\n                <tbody>\r\n                    <tr>\r\n                        <td>Argamassa<\/td>\r\n                        <td>0,2-0,5%<\/td>\r\n                    <\/tr>\r\n                    <tr>\r\n                        <td>Adesivo para azulejos<\/td>\r\n                        <td>0,3-0,6%<\/td>\r\n                    <\/tr>\r\n                    <tr>\r\n                        <td>Massa de vidraceiro<\/td>\r\n                        <td>0,4-0,7%<\/td>\r\n                    <\/tr>\r\n                <\/tbody>\r\n            <\/table>\r\n            <p>Podem ser efectuados ajustamentos com base nas mat\u00e9rias-primas locais e nas propriedades de desempenho exigidas.<\/p>\r\n        <\/section>\r\n    <\/main>\r\n<\/body>\r\n<\/html>\r\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ae519fd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ae519fd\" data-element_type=\"section\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-898e3d7\" data-id=\"898e3d7\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Perguntas frequentes sobre o HPMC LANDERCOLL n\u00e3o tratado superficialmente Perguntas frequentes sobre o HPMC LANDERCOLL n\u00e3o tratado superficialmente 1. O que \u00e9 a HPMC n\u00e3o tratada superficialmente? A hidroxipropilmetilcelulose (HPMC) sem tratamento de superf\u00edcie \u00e9 um \u00e9ter de celulose conhecido por se dissolver em \u00e1gua, criando uma solu\u00e7\u00e3o transparente ou ligeiramente leitosa. \u00c9 amplamente utilizado em formula\u00e7\u00f5es de mistura seca, como argamassa, adesivo para azulejos, massa de vidraceiro e [...]<\/p>","protected":false},"author":1,"featured_media":5852,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-site-content-layout":"full-width-container","site-content-style":"unboxed","site-sidebar-style":"unboxed","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","theme-transparent-header-meta":"disabled","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-6414","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/ldcellulose.com\/pt_pt\/wp-json\/wp\/v2\/posts\/6414","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ldcellulose.com\/pt_pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ldcellulose.com\/pt_pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ldcellulose.com\/pt_pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ldcellulose.com\/pt_pt\/wp-json\/wp\/v2\/comments?post=6414"}],"version-history":[{"count":5,"href":"https:\/\/ldcellulose.com\/pt_pt\/wp-json\/wp\/v2\/posts\/6414\/revisions"}],"predecessor-version":[{"id":6420,"href":"https:\/\/ldcellulose.com\/pt_pt\/wp-json\/wp\/v2\/posts\/6414\/revisions\/6420"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ldcellulose.com\/pt_pt\/wp-json\/wp\/v2\/media\/5852"}],"wp:attachment":[{"href":"https:\/\/ldcellulose.com\/pt_pt\/wp-json\/wp\/v2\/media?parent=6414"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ldcellulose.com\/pt_pt\/wp-json\/wp\/v2\/categories?post=6414"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ldcellulose.com\/pt_pt\/wp-json\/wp\/v2\/tags?post=6414"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}