{"id":4480,"date":"2023-02-13T13:15:58","date_gmt":"2023-02-13T13:15:58","guid":{"rendered":"https:\/\/customizepacking.com\/?p=4480"},"modified":"2023-08-31T10:25:01","modified_gmt":"2023-08-31T10:25:01","slug":"is-water-soluble-film-plastic","status":"publish","type":"post","link":"https:\/\/customizepacking.com\/pt\/filme-plastico-soluvel-em-agua\/","title":{"rendered":"O filme sol\u00favel em \u00e1gua \u00e9 pl\u00e1stico?"},"content":{"rendered":"<h3><strong>Introdu\u00e7\u00e3o de PVA<\/strong><\/h3>\n<p>Todos sabemos que o principal componente do filme sol\u00favel em \u00e1gua \u00e9 o PVA, ent\u00e3o vamos primeiro entender o que \u00e9 o PVA?<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-6891\" src=\"https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/PVA_%E5%89%AF%E6%9C%AC.png\" alt=\"Resina PVA\" width=\"600\" height=\"400\" srcset=\"https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/PVA_&#21103;&#26412;.png 600w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/PVA_&#21103;&#26412;-300x200.png 300w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/PVA_&#21103;&#26412;-18x12.png 18w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/PVA_&#21103;&#26412;-400x267.png 400w\" sizes=\"(max-width: 600px) 100vw, 600px\"><\/p>\n<p>O \u00e1lcool polivin\u00edlico \u00e9 um composto org\u00e2nico, \u00e9 uma importante mat\u00e9ria-prima qu\u00edmica, f\u00f3rmula qu\u00edmica para [C2H4O]n, a apar\u00eancia \u00e9 de flocos brancos, floculentos ou s\u00f3lidos em p\u00f3, ins\u00edpidos. Do ponto de vista da produ\u00e7\u00e3o, de acordo com as diferentes mat\u00e9rias-primas, existem tr\u00eas formas de produzir PVA:<\/p>\n<p>(1) petr\u00f3leo \u2192 etileno \u2192 acetato de vinila \u2192 \u00e1lcool polivin\u00edlico;<\/p>\n<p>(2) G\u00e1s natural \u2192 acetileno \u2192 acetato de vinila \u2192 \u00e1lcool polivin\u00edlico;<\/p>\n<p>(3) carboneto de c\u00e1lcio \u2192 acetileno \u2192 acetato de vinila \u2192 \u00e1lcool polivin\u00edlico.<br>\nO \u00e1lcool polivin\u00edlico (PVA) pode ser usado para fabricar acetal polivin\u00edlico, agente de tratamento de tecidos, emulsificante, revestimento de papel, adesivo, etc.,<\/p>\n<p>mas tamb\u00e9m a principal mat\u00e9ria-prima do filme sol\u00favel em \u00e1gua PVA.<\/p>\n<h3><strong>O que \u00e9 filme PVA?<\/strong><\/h3>\n<div class=\"internal-linking-related-contents-pro\"><a href=\"https:\/\/customizepacking.com\/pt\/o-que-procurar-ao-escolher-pratos-de-bagaco-de-cana-de-acucar-para-o-seu-negocio\/\" class=\"template-7\"><div class=\"postTitle\"><span class=\"ilrcp-title\">Como escolher recipientes para baga\u00e7o de cana<\/span><span class=\"ilrcp-author\">Escrito por yangaijuan294@gmail.com<br><\/span><span class=\"ilrcp-date\">13 de fevereiro de 2023<\/span><\/div><img width=\"400\" height=\"267\" src=\"https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/01\/bagasse-plates-23.jpg\" class=\"alignleft wp-post-image\" alt=\"O que procurar ao escolher placas de baga\u00e7o de cana-de-a\u00e7\u00facar para o seu neg\u00f3cio\" srcset=\"https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/01\/bagasse-plates-23.jpg 600w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/01\/bagasse-plates-23-300x200.jpg 300w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/01\/bagasse-plates-23-18x12.jpg 18w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/01\/bagasse-plates-23-400x267.jpg 400w\" sizes=\"(max-width: 400px) 100vw, 400px\"><\/a><\/div><p><img decoding=\"async\" class=\"alignnone size-full wp-image-6892\" src=\"https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/PVA-water-soluble-film_%E5%89%AF%E6%9C%AC.jpg\" alt=\"PVA filme sol\u00favel em \u00e1gua \" width=\"600\" height=\"400\" srcset=\"https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/PVA-water-soluble-film_&#21103;&#26412;.jpg 600w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/PVA-water-soluble-film_&#21103;&#26412;-300x200.jpg 300w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/PVA-water-soluble-film_&#21103;&#26412;-18x12.jpg 18w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/PVA-water-soluble-film_&#21103;&#26412;-400x267.jpg 400w\" sizes=\"(max-width: 600px) 100vw, 600px\"><\/p>\n<p>O filme PVA (\u00e1lcool polivin\u00edlico), tamb\u00e9m conhecido como filme sol\u00favel em \u00e1gua PVA, refere-se ao PVA como a matriz do filme. O filme sol\u00favel em \u00e1gua \u00e9 feito de forma\u00e7\u00e3o de filme PVA, solubilidade e degrada\u00e7\u00e3o em \u00e1gua, adicionando uma variedade de aditivos (como surfactantes, agente antiaderente, etc.).<\/p>\n<p>Possui boa solubilidade em \u00e1gua, degradabilidade, permeabilidade seletiva a gases, propriedades mec\u00e2nicas, resist\u00eancia antiest\u00e1tica, a \u00f3leo e qu\u00edmica, excelente desempenho de impress\u00e3o. E tem sido favorecido no pa\u00eds e no exterior, amplamente utilizado na agricultura, medicina, alimenta\u00e7\u00e3o, necessidades di\u00e1rias, eletr\u00f4nica, t\u00eaxtil, impress\u00e3o e outros campos.<\/p>\n<h3><strong>Um filme pl\u00e1stico sol\u00favel em \u00e1gua e biodegrad\u00e1vel<\/strong><\/h3>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-6893\" src=\"https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/frangments2_%E5%89%AF%E6%9C%AC-1.jpg\" alt=\"Filmes sol\u00faveis dissolvidos em \u00e1gua\" width=\"600\" height=\"400\" srcset=\"https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/frangments2_&#21103;&#26412;-1.jpg 600w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/frangments2_&#21103;&#26412;-1-300x200.jpg 300w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/frangments2_&#21103;&#26412;-1-18x12.jpg 18w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/frangments2_&#21103;&#26412;-1-400x267.jpg 400w\" sizes=\"(max-width: 600px) 100vw, 600px\"><\/p>\n<p>Como o PVA, o material do filme sol\u00favel em \u00e1gua, tamb\u00e9m \u00e9 derivado do extrato de petr\u00f3leo, ele tamb\u00e9m poderia produzir micropl\u00e1sticos, como fazem os pl\u00e1sticos convencionais?<\/p>\n<p>Depois que o filme PVA \u00e9 dissolvido em \u00e1gua, a solu\u00e7\u00e3o aquosa fica incolor, ins\u00edpida, n\u00e3o t\u00f3xica e inofensiva. Pode ser decomposto na natureza por meio de hidr\u00f3lise e biodegrada\u00e7\u00e3o, e os produtos finais da decomposi\u00e7\u00e3o s\u00e3o H2O e CO2.<\/p>\n<p>Com o r\u00e1pido desenvolvimento da economia e a melhoria dos padr\u00f5es de vida, a protec\u00e7\u00e3o ambiental e a sa\u00fade tornaram-se um entendimento comum das pessoas. quer se trate de embalagens de necessidades di\u00e1rias, frutas e vegetais, produtos agr\u00edcolas, embalagens de alimentos e bebidas ou embalagens industriais, apresentou requisitos mais elevados. Ao mesmo tempo, no campo das embalagens, buscar um desempenho saud\u00e1vel, reduzir custos e prestar aten\u00e7\u00e3o \u00e0 prote\u00e7\u00e3o ambiental tornou-se uma tend\u00eancia de desenvolvimento, na premissa de atender \u00e0 fun\u00e7\u00e3o da embalagem, materiais de embalagem leves, de parede fina, funcionais, recicl\u00e1veis, dire\u00e7\u00e3o de degrada\u00e7\u00e3o natural.<\/p>\n<div class=\"internal-linking-related-contents-pro\"><a href=\"https:\/\/customizepacking.com\/pt\/os-pros-e-contras-dos-produtos-biodegradaveis-e-compostaveis\/\" class=\"template-7\"><div class=\"postTitle\"><span class=\"ilrcp-title\">Os pr\u00f3s e contras dos produtos compost\u00e1veis<\/span><span class=\"ilrcp-author\">Escrito por yangaijuan294@gmail.com<br><\/span><span class=\"ilrcp-date\">13 de fevereiro de 2023<\/span><\/div><img width=\"400\" height=\"267\" src=\"https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/comparison-of-biodegradable-bags-and-traditional-bags-1.png\" class=\"alignleft wp-post-image\" alt=\"\" srcset=\"https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/comparison-of-biodegradable-bags-and-traditional-bags-1.png 600w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/comparison-of-biodegradable-bags-and-traditional-bags-1-300x200.png 300w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/comparison-of-biodegradable-bags-and-traditional-bags-1-18x12.png 18w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/comparison-of-biodegradable-bags-and-traditional-bags-1-400x267.png 400w\" sizes=\"(max-width: 400px) 100vw, 400px\"><\/a><\/div><p>O filme de \u00e1lcool polivin\u00edlico (PVA) possui muitas propriedades excelentes, como alta transpar\u00eancia, sem eletricidade est\u00e1tica, sem poeira, baixo custo, barreira e resist\u00eancia a \u00f3leo, al\u00e9m de n\u00e3o ser t\u00f3xico, sem polui\u00e7\u00e3o, totalmente biodegrad\u00e1vel e excelente capacidade de impress\u00e3o. O PVA como mat\u00e9ria-prima para produ\u00e7\u00e3o de filme pl\u00e1stico, abandonado ap\u00f3s colocado ao ar livre, ap\u00f3s algumas lavagens pela chuva pode se dissolver completamente e fugir com a chuva, participar da natureza do ciclo, n\u00e3o formar\u00e1 \u201cpolui\u00e7\u00e3o branca\u201d, pode prevenir eficazmente a propaga\u00e7\u00e3o de subst\u00e2ncias t\u00f3xicas e prejudiciais.<\/p>\n<p>Assim, al\u00e9m de sol\u00favel em \u00e1gua, o filme PVA tamb\u00e9m \u00e9 biodegrad\u00e1vel, n\u00e3o \u00e9 como as embalagens pl\u00e1sticas tradicionais, precisa de centenas de anos ou at\u00e9 milhares de anos para se degradar e produzir micropl\u00e1sticos para entrar novamente no ciclo ecol\u00f3gico.<\/p>\n<h3><strong>O filme sol\u00favel em \u00e1gua \u00e9 ecologicamente correto?<\/strong><\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6894\" src=\"https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/PVA-water-solublem-film-1.jpg\" alt=\"O filme sol\u00favel em \u00e1gua \u00e9 ecol\u00f3gico \" width=\"600\" height=\"400\" srcset=\"https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/PVA-water-solublem-film-1.jpg 600w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/PVA-water-solublem-film-1-300x200.jpg 300w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/PVA-water-solublem-film-1-18x12.jpg 18w, https:\/\/customizepacking.com\/wp-content\/uploads\/2023\/02\/PVA-water-solublem-film-1-400x267.jpg 400w\" sizes=\"(max-width: 600px) 100vw, 600px\"><\/p>\n<p>Os produtos de filme sol\u00favel em \u00e1gua PVA (PVOH) pertencem a materiais de embalagem verdes. O experimento microbiano mostrou que o filme sol\u00favel em \u00e1gua de PVA n\u00e3o era t\u00f3xico nem prejudicava o crescimento e a reprodu\u00e7\u00e3o de microrganismos. E pode ser completamente biodegrad\u00e1vel. Em termos de mecanismo de degrada\u00e7\u00e3o, o material de filme sol\u00favel em \u00e1gua PVA (PVOH) possui caracter\u00edsticas de solubilidade em \u00e1gua e biodegrada\u00e7\u00e3o. Depois de ser dissolvido em \u00e1gua, o filme sol\u00favel em \u00e1gua PVA (PVOH) forma col\u00f3ides e penetra no solo, o que aumenta a aglomera\u00e7\u00e3o do solo, a permeabilidade ao ar e a reten\u00e7\u00e3o de \u00e1gua. O material PVA (PVOH) no solo pode ser decomposto por cepas de bact\u00e9rias isoladas no solo. Eventualmente, ele se degrada em CO2 e H2O.<\/p>\n<h3><strong>Vantagens do filme sol\u00favel em \u00e1gua<\/strong><\/h3>\n<p>&nbsp;<\/p>\n<h5>Prote\u00e7\u00e3o Ambiental<\/h5>\n<p>Os produtos de filme sol\u00favel em \u00e1gua pertencem a materiais de embalagem verdes, n\u00e3o s\u00e3o t\u00f3xicos, nem prejudicam o crescimento e a reprodu\u00e7\u00e3o de microrganismos, podendo ser completamente degradados.<\/p>\n<p>O material PVA possui duas caracter\u00edsticas de degrada\u00e7\u00e3o: degrada\u00e7\u00e3o da \u00e1gua e biodegrada\u00e7\u00e3o.<\/p>\n<div class=\"internal-linking-related-contents-pro\"><a href=\"https:\/\/customizepacking.com\/pt\/as-melhores-praticas-para-compostagem-e-reutilizacao-de-produtos-biodegradaveis-e-compostaveis\/\" class=\"template-7\"><div class=\"postTitle\"><span class=\"ilrcp-title\">As melhores pr\u00e1ticas para compostagem e reutiliza\u00e7\u00e3o de produtos biodegrad\u00e1veis e compost\u00e1veis<\/span><span class=\"ilrcp-author\">Escrito por yangaijuan294@gmail.com<br><\/span><span class=\"ilrcp-date\">13 de fevereiro de 2023<\/span><\/div><img src=\"\"><\/a><\/div><p>Em primeiro lugar, dissolve-se em \u00e1gua para formar um l\u00edquido adesivo no solo, o que aumenta a aglomera\u00e7\u00e3o do solo, a permeabilidade ao ar e a reten\u00e7\u00e3o de \u00e1gua. \u00c9 especialmente adequado para a transforma\u00e7\u00e3o de solos arenosos. O material PVA no solo pode ser decomposto por cepas de bact\u00e9rias isoladas no solo e pode eventualmente degradar-se em CO2 e H2O.<\/p>\n<h5>Solubilidade em \u00e1gua<\/h5>\n<p>1. \u00c9 sol\u00favel em \u00e1gua fria. A velocidade sol\u00favel em \u00e1gua pode ser projetada para escolher. De acordo com sua velocidade de dissolu\u00e7\u00e3o, podem ser divididos em: solu\u00e7\u00e3o instant\u00e2nea, solu\u00e7\u00e3o m\u00e9dia, solu\u00e7\u00e3o lenta tr\u00eas. A taxa de dissolu\u00e7\u00e3o depende da temperatura da \u00e1gua e da espessura do filme. Normalmente, quanto maior a temperatura da \u00e1gua, mais r\u00e1pida ser\u00e1 a dissolu\u00e7\u00e3o e vice-versa.<\/p>\n<p>2. De acordo com a apar\u00eancia pode ser dividido em superf\u00edcie lisa e em relevo<\/p>\n<p>3. De acordo com a cor pode ser dividido em incolor e colorido (vermelho, azul, amarelo, verde, etc.)<\/p>\n<h5>Seguran\u00e7a<\/h5>\n<p>O filme sol\u00favel em \u00e1gua pode evitar o contato direto entre usu\u00e1rios e subst\u00e2ncias t\u00f3xicas;<\/p>\n<h5>Transpar\u00eancia e brilho<\/h5>\n<p>A transpar\u00eancia e o brilho do filme sol\u00favel em \u00e1gua s\u00e3o melhores do que outros filmes.<\/p>\n<h5>Permeabilidade \u00e0 umidade<\/h5>\n<p>A permeabilidade \u00e0 umidade do filme sol\u00favel em \u00e1gua \u00e9 semelhante \u00e0 do celofane. \u00c9 um filme com alt\u00edssima permeabilidade \u00e0 umidade e n\u00e3o produz gotas de neblina ao embalar itens quentes e \u00famidos.<\/p>\n<p>O teor de umidade do filme sol\u00favel em \u00e1gua mudar\u00e1 com a umidade ambiental.<\/p>\n<p>Normalmente, o filme sol\u00favel em \u00e1gua \u00e9 encapsulado com filme PE para manter o seu teor de \u00e1gua inalterado. Quando o filme PE \u00e9 removido, o teor de \u00e1gua muda com a umidade ambiental. E o desempenho mudar\u00e1 de acordo.<\/p>\n<h5>Barreira<\/h5>\n<p>O filme sol\u00favel em \u00e1gua tem forte permeabilidade \u00e0 \u00e1gua e am\u00f4nia, mas possui barreira superior ao oxig\u00eanio, nitrog\u00eanio, hidrog\u00eanio, h\u00e9lio, arg\u00f4nio e di\u00f3xido de carbono. O uso de filme sol\u00favel em \u00e1gua pode manter a composi\u00e7\u00e3o do produto embalado e seu pr\u00f3prio cheiro.<\/p>\n<h5>Antiest\u00e1tico<\/h5>\n<p>Muitos filmes pl\u00e1sticos t\u00eam uma carga forte e os filmes sol\u00faveis em \u00e1gua t\u00eam pouca eletricidade est\u00e1tica.<\/p>\n<p>No processo de utiliza\u00e7\u00e3o de produtos de embalagem de filme sol\u00favel em \u00e1gua, n\u00e3o causar\u00e1 redu\u00e7\u00e3o da plasticidade ou poeira eletrost\u00e1tica.<\/p>\n<h5>Imprimibilidade<\/h5>\n<p>Filme sol\u00favel em \u00e1gua forte polaridade, bom desempenho de impress\u00e3o. Tem sido amplamente utilizado na ind\u00fastria de impress\u00e3o especial, como substrato de filme de transfer\u00eancia de \u00e1gua.<\/p>\n<h5>For\u00e7a e resist\u00eancia \u00e0s intemp\u00e9ries<\/h5>\n<p>Possui forte tenacidade, resist\u00eancia \u00e0 tra\u00e7\u00e3o, resist\u00eancia ao rasgo. E sua resist\u00eancia \u00e0 tra\u00e7\u00e3o bidirecional \u00e9 superior, a resist\u00eancia \u00e0 flex\u00e3o \u00e9 10 vezes maior que outros filmes. Tamb\u00e9m possui boa resist\u00eancia \u00e0s intemp\u00e9ries e longa vida \u00fatil.<\/p>\n<h5>Permeabilidade \u00e0 umidade e gases<\/h5>\n<p>O filme sol\u00favel em \u00e1gua tem forte permeabilidade \u00e0 \u00e1gua e am\u00f4nia, mas boa barreira ao oxig\u00eanio, nitrog\u00eanio, hidrog\u00eanio e g\u00e1s di\u00f3xido de carbono. Estas caracter\u00edsticas, para que possam estar intactos os ingredientes do produto de embalagem e o cheiro original.<\/p>\n<h5>Resist\u00eancia a \u00f3leo e solventes org\u00e2nicos<\/h5>\n<p>O filme sol\u00favel em \u00e1gua possui excelente resist\u00eancia a \u00f3leos (\u00f3leo vegetal, \u00f3leo animal, \u00f3leo mineral), resist\u00eancia a gorduras, resist\u00eancia a solventes org\u00e2nicos e carboidratos. Mas \u00e1lcalis fortes, \u00e1cidos fortes, radicais livres de cloro e outras subst\u00e2ncias que podem reagir quimicamente com o PVA (como b\u00f3rax, \u00e1cido b\u00f3rico, alguns corantes, etc.), tais subst\u00e2ncias n\u00e3o s\u00e3o adequadas para embalagens de filme sol\u00favel em \u00e1gua.<\/p>\n<h3>Conclus\u00e3o<\/h3>\n<p>Resumindo, embora a principal mat\u00e9ria-prima do filme sol\u00favel em \u00e1gua PVA tamb\u00e9m seja o extrato de petr\u00f3leo, como os pl\u00e1sticos tradicionais, ele \u00e9 diferente dos pl\u00e1sticos tradicionais. Os pl\u00e1sticos tradicionais s\u00e3o dif\u00edceis de degradar e levam centenas ou mesmo milhares de anos. Al\u00e9m disso, os pl\u00e1sticos tradicionais podem produzir micropl\u00e1sticos que entram no ecossistema e prejudicam o ambiente e a sa\u00fade humana. O filme sol\u00favel em \u00e1gua, devido \u00e0s suas excelentes caracter\u00edsticas de hidr\u00f3lise e biodegrada\u00e7\u00e3o, pode ser rapidamente hidrolisado ou biodegradado em CO2 e H2O ap\u00f3s entrar no ambiente natural, sem qualquer dano ao meio ambiente, est\u00e1 se tornando um dos produtos de embalagem ambiental mais populares.<\/p>\n<p>&nbsp;<\/p>\n<h4><span style=\"color: #008080;\"><em><strong>Obtenha a solu\u00e7\u00e3o completa. \u2193<\/strong><\/em><\/span><\/h4>\n<blockquote class=\"wp-embedded-content\" data-secret=\"Mc2NEePP3o\"><p><a href=\"https:\/\/customizepacking.com\/pt\/o-guia-definitivo-para-o-filme-soluvel-em-agua-de-pva\/\" target=\"_blank\">O guia definitivo para filmes sol\u00faveis em \u00e1gua de PVA<\/a><\/p><\/blockquote>\n<p><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" title=\"\u201cO guia definitivo para filme sol\u00favel em \u00e1gua PVA\u201d \u2014 HongRen\" src=\"https:\/\/customizepacking.com\/the-ultimate-guide-to-pva-water-soluble-film\/embed\/#?secret=oLBwNNJw3M#?secret=Mc2NEePP3o\" data-secret=\"Mc2NEePP3o\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>","protected":false},"excerpt":{"rendered":"<p>Introdu\u00e7\u00e3o do PVA Todos sabemos que o principal componente do filme sol\u00favel em \u00e1gua \u00e9 o PVA, ent\u00e3o vamos primeiro entender o que \u00e9 o PVA? O \u00e1lcool polivin\u00edlico \u00e9 um composto org\u00e2nico, \u00e9 uma importante mat\u00e9ria-prima qu\u00edmica, f\u00f3rmula qu\u00edmica para [C2H4O]n, a apar\u00eancia \u00e9 de flocos brancos, floculentos ou s\u00f3lidos em p\u00f3, ins\u00edpidos. Do ponto de vista da produ\u00e7\u00e3o, segundo [\u2026]<\/p>","protected":false},"author":1,"featured_media":1989,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","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":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","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":"","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":[34],"tags":[],"class_list":["post-4480","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.6 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Is water soluble film plastic? 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