{"id":6193,"date":"2023-07-26T02:28:28","date_gmt":"2023-07-26T02:28:28","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=6193"},"modified":"2023-07-26T02:28:28","modified_gmt":"2023-07-26T02:28:28","slug":"how-do-leveling-agents-work","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/id\/how-do-leveling-agents-work\/","title":{"rendered":"Bagaimana cara kerja agen perata?"},"content":{"rendered":"<h1><strong>Bagaimana cara kerja agen perata?<\/strong><\/h1>\n<p>1. Gambaran umum tentang perataan<\/p>\n<p>Setelah konstruksi cat, ada proses pembentukan film yang mengalir dan mengering, dan kemudian secara bertahap membentuk film pelapis yang rata, halus, dan seragam. Apakah film pelapis dapat mencapai karakteristik datar dan halus disebut leveling. Dalam proses konstruksi lapisan yang sebenarnya, cacat film yang sering muncul adalah kulit jeruk, mata ikan, penyusutan, lubang jarum, penyusutan, pusaran Benediktus, kepekaan udara dan karena perataan yang buruk, bekas kuas saat menyikat, tanda rol pelapis rol dikenal sebagai perataan yang buruk, timbulnya fenomena ini mengurangi fungsi dekoratif dan pelindung lapisan. Ada banyak faktor yang mempengaruhi perataan pelapis, seperti gradien volatilitas pelarut dan sifat kelarutan, tegangan permukaan pelapis, ketebalan film basah dan gradien tegangan permukaan, reologi pelapis, proses konstruksi dan lingkungan, dll., Di mana faktor yang paling penting adalah tegangan permukaan pelapis, gradien tegangan permukaan yang dihasilkan oleh film basah dalam proses pembentukan film dan homogenisasi tegangan permukaan lapisan permukaan film basah. Untuk meningkatkan perataan pelapis, perlu dipertimbangkan untuk menyesuaikan formulasi dan menambahkan aditif yang sesuai sehingga pelapis memiliki tegangan permukaan yang sesuai dan kemampuan untuk mengurangi gradien tegangan permukaan.<br \/>\n2. Peran agen perata<br \/>\nSetelah membasahi substrat, aditif yang mengontrol aliran lapisan ke perataan akhir disebut agen perata, yang dapat mengatasi masalah berikut<br \/>\n3. Faktor-faktor utama yang memengaruhi perataan<br \/>\n3.1. Gradien tegangan permukaan - antarmuka cairan-udara<br \/>\nGradien tegangan permukaan pada lapisan dalam dan luar menyebabkan vortisitas Benadryl<br \/>\nPenghapusan gradien tegangan permukaan merupakan elemen penting dalam mendapatkan permukaan yang rata<br \/>\n3.2. Tegangan permukaan - antarmuka cair-padat<br \/>\nTegangan permukaan yang lebih rendah dari substrat, sehingga lapisan memiliki keterbasahan substrat yang lebih baik<br \/>\nTegangan permukaan yang lebih rendah pada lapisan, yang mengarah pada perataan gelombang panjang yang lebih baik pada cairan.<br \/>\n4. Faktor-faktor yang mempengaruhi kecepatan leveling<br \/>\nSemakin tinggi viskositas, semakin lambat perataannya.<br \/>\nSemakin tebal film, semakin cepat perataannya.<br \/>\nSemakin tinggi tegangan permukaan, semakin cepat perataannya.<br \/>\n5. Mekanisme dan sifat-sifat agen perata yang berbeda<br \/>\n5. 1) Menghilangkan gradien tegangan permukaan<br \/>\n5. 2 Kurangi tegangan permukaan sistem.<br \/>\nOrganosilikat.<br \/>\n-Mengurangi tegangan permukaan secara signifikan<br \/>\nOrganosilikat: - Secara signifikan mengurangi tegangan permukaan - Sifat migrasi yang baik menghilangkan gradien tegangan permukaan<br \/>\nNon-silikon dan non-fluorin: - Tidak ada pengurangan tegangan permukaan yang signifikan<br \/>\n-Tidak ada pengurangan tegangan permukaan yang signifikan<br \/>\n- Tidak ada migrasi permukaan<br \/>\n- Orientasi di dalam lapisan, menyesuaikan homogenitas tegangan permukaan lokal<\/p>","protected":false},"excerpt":{"rendered":"<p>Bagaimana cara kerja agen perata? 1. Tinjauan umum tentang leveling Setelah konstruksi cat, ada proses pembentukan film yang mengalir dan mengering, dan kemudian secara bertahap membentuk film pelapis yang rata, halus, dan seragam. Apakah film pelapis dapat mencapai karakteristik datar dan halus disebut leveling. Dalam proses konstruksi pelapisan yang sebenarnya, [...]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114],"tags":[],"class_list":["post-6193","post","type-post","status-publish","format-standard","hentry","category-catalysts-chemical-auxiliary-agents"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How do leveling agents work? - Longchang Chemical<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/longchangchemical.com\/id\/how-do-leveling-agents-work\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How do leveling agents work? - Longchang Chemical\" \/>\n<meta property=\"og:description\" content=\"How do leveling agents work? 1. 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