{"id":5507,"date":"2022-09-02T13:54:33","date_gmt":"2022-09-02T13:54:33","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=5507"},"modified":"2026-04-28T10:42:07","modified_gmt":"2026-04-28T10:42:07","slug":"how-to-whiten-the-paint","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/id\/how-to-whiten-the-paint\/","title":{"rendered":"Bagaimana cara memutihkan cat?"},"content":{"rendered":"<h1><strong>Bagaimana cara memutihkan cat?<\/strong><\/h1>\n<p><!-- lc-qa-start --><\/p>\n<p><strong>Quick answer:<\/strong> For plasticizers, preservatives, whitening agents, and related specialty chemicals, buyers usually compare specification fit, processing behavior, and compliance needs together instead of deciding only by price.<\/p>\n<p><!-- lc-qa-end --><\/p>\n<p>Keputihan cat putih terutama bergantung pada keputihan dan rona titanium dioksida atau warna putih lainnya atau pengisi yang digunakan. Reflektifitas titanium dioksida terhadap cahaya yang datang tidak 100%, terutama untuk panjang gelombang pada pita biru dan ungu, tingkat penyerapan titanium dioksida masih cukup tinggi, yang menyebabkannya tidak berwarna putih bersih, tetapi dengan rona kekuningan. Kita dapat mengubah fase warna dengan menambahkan sedikit aditif, prinsipnya adalah meningkatkan sistem cahaya warna biru, agar bercampur dengan cahaya warna kuning menjadi putih, meningkatkan keputihan cat. Secara khusus, ada beberapa metode umum pemutihan cat sebagai berikut.<\/p>\n<p>Pertama, tambahkan <a href=\"https:\/\/longchangchemical.com\/id\/product\/optical-brightener-ob-1-cas-1533-45-5\/\">agen pemutih fluoresen<\/a>.<\/p>\n<p>Agen pemutih fluoresen dapat menyerap sinar ultraviolet dengan panjang gelombang 300 ~ 400nm, dan fungsi ini sangat mirip dengan penyerap UV. Tetapi penyerap UV adalah energi yang diserap ke dalam pelepasan panas, sedangkan zat pemutih fluoresen adalah menyerap sinar ultraviolet dan menembakkan fluoresensi biru-ungu, fluoresensi dengan panjang gelombang utama 420 ~ 480mm, sehingga secara signifikan dapat meningkatkan keputihan dan \"kilap. *Benda putih adalah benda yang memantulkan 100% cahaya yang datang, dan penambahan pencerah fluoresen dapat membuat orang merasa lebih putih secara visual. Rona biru tampak lebih putih daripada putih dengan rona kuning, jadi, dengan meningkatkan saturasi warna biru, dapat menghasilkan efek visual yang meningkatkan keputihan.<\/p>\n<p>&nbsp;<\/p>\n<p>Kedua, penggunaan titanium dioksida dengan tingkat keputihan yang sangat tinggi.<\/p>\n<p>Pilih titanium dioksida dengan tingkat keputihan yang sangat tinggi, dapat meningkatkan keputihan, bahan baku lainnya juga mencoba menggunakan warna jernih air, dalam jumlah yang cukup titanium dioksida yang sangat putih, keputihan cat sangat tinggi. Titanium dioksida rutil meskipun fase warnanya kuning, tetapi cakupannya bagus, keputihannya tinggi. Fase warna titanium dioksida anatase tidak kekuningan, daya persembunyian yang buruk, keputihan tidak tinggi, nada dingin, tetapi beberapa orang menganggapnya \"sangat putih\", yang merupakan hobi yang berbeda.<\/p>\n<p>&nbsp;<\/p>\n<p>Ketiga, warna biru yang menggantung.<\/p>\n<p>Karena penggunaan fase warna titanium dioksida rutil berwarna kuning, maka dapat digunakan untuk melengkapi pigmen ungu, seperti ultramarine yang dapat menghilangkan warna kuning, sehingga cat tampak lebih putih, yang biasa dikenal dengan sebutan hanging blue. Ultramarine adalah pigmen biru anorganik yang kuno dan cerah, tidak beracun dan ramah lingkungan. Ultramarine adalah bubuk biru-ungu berwarna cerah, yang dapat menghilangkan cahaya warna kuning di dalam zat putih dan menghasilkan efek pemutihan cahaya biru. Ultramarine tahan alkali, tahan panas, tahan cahaya, tahan cuaca, tidak larut dalam air, dan terurai serta memudar saat bertemu dengan asam. Ultramarine dibuat dari campuran belerang, tanah liat, kuarsa, dan arang, dan dibakar.<\/p>\n<p>Dalam kasus warna yang kompleks, juga dapat menambahkan pigmen ungu atau fase biru-ungu dari phthalocyanine blue untuk menggantung warna biru menjadi lebih putih.<\/p>\n<p>&nbsp;<\/p>\n<p>Keempat, cat dengan konsentrasi volume pigmen tinggi (PVC).<\/p>\n<p>Faktanya, pigmen putih bukanlah titanium dioksida atau seng oksida, tetapi \"kosong\", yaitu \"gelembung udara\", lihatlah warna putih gelembung sabun dan busa akan tahu. Oleh karena itu, ketika PVC cat melintasi CPVC-nya, ia memperkenalkan * pigmen putih - \"gelembung udara\" dalam lapisan kering cat, dan warna putih cat meningkat secara signifikan saat ini. Ini adalah berapa banyak \"cat super putih\" untuk konstruksi yang populer di pasar** yang dirancang. Apabila mendesain cat yang sangat putih, cacat bahan mentah yang dimasukkan harus diperhitungkan dan dibuang secara tepat. Misalnya, ketahanan pelapukan titanium dioksida anatase dan zat pemutihnya buruk, ketahanan asam ultramarine buruk, dan kekuatan gelembung udara berkurang.<\/p>\n<p>5. Memasukkan Warna Putih<br \/>\nPelukis profesional sering menambahkan sejumlah kecil warna biru atau ungu untuk menetralisir rona kekuningan pada cat putih. Teknik ini, yang dikenal sebagai penyeimbangan warna, bisa membuat warna putih tampak lebih bersih dan cerah.<\/p>\n<p>6. Rasio pewarnaan yang direkomendasikan:<\/p>\n<p>Ultramarine Blue: 0,1-0,2% untuk nada warna kuning yang sedikit<br \/>\nCobalt Blue: 0,05-0,15% untuk rona kulit kuning sedang<br \/>\nViolet: 0,01-0,05% untuk rona kuning yang kuat<br \/>\nRasio campuran: 70% biru ke 30% violet untuk keseimbangan optimal<br \/>\nKontrol Ukuran Partikel Tingkat Lanjut<br \/>\nMengontrol distribusi ukuran partikel pigmen putih secara signifikan berdampak pada warna putih akhir. Penelitian menunjukkan bahwa kisaran ukuran partikel yang optimal meningkatkan efisiensi hamburan cahaya.<\/p>\n<p>7. Spesifikasi target:<\/p>\n<p>Ukuran partikel utama: 0,2-0,3 mikron untuk TiO2<br \/>\nDistribusi ukuran agregat: 80% dalam 0,5-0,8 mikron<br \/>\nIndeks kualitas dispersi: &gt; 95%<br \/>\nLuas permukaan: 15-20 m\u00b2 \/ g untuk efisiensi maksimum<br \/>\nPerawatan Permukaan dan Dispersan<br \/>\nCat putih modern menghasilkan warna putih yang superior melalui perawatan permukaan pigmen dan pemilihan dispersan yang cermat. Hal ini meningkatkan stabilitas dan mencegah aglomerasi.<\/p>\n<p>8. Komponen utama:<\/p>\n<p>Lapisan silika: 3-5% menurut berat TiO2<br \/>\nPerawatan alumina: 1-2% untuk meningkatkan daya tahan<br \/>\nPemuatan dispersan: 0,8-1,2% dari total formula<br \/>\nAgen pembasah: 0,3-0,5% untuk dispersi yang optimal<br \/>\nStandar Kinerja<br \/>\nPeringkat opasitas: 96-98% (standar industri)<br \/>\nNilai pemantulan cahaya (LRV): 85-95%<br \/>\nCakupan: 350-400 kaki persegi per galon<br \/>\nDaya tahan: 5-7 tahun (penggunaan eksterior)<\/p>\n<p>9. Tips untuk Hasil Cat Putih yang Lebih Baik<br \/>\nSelalu mulai dengan cat dasar berkualitas tinggi (kandungan TiO2 minimum 15%)<br \/>\nAduk rata selama 3-5 menit untuk memastikan distribusi aditif yang merata<br \/>\nMenguji cat pada area kecil terlebih dahulu<br \/>\nPertimbangkan kondisi pencahayaan di mana cat akan digunakan<br \/>\nGunakan teknik penyimpanan yang tepat untuk mempertahankan warna putih<br \/>\nKesalahan Umum yang Harus Dihindari<br \/>\nApabila mencoba menghasilkan cat yang lebih putih, hindari perangkap umum berikut ini:<\/p>\n<p>10. Pewarnaan berlebihan dengan warna biru atau ungu (melebihi 1% dapat menciptakan penampilan yang tidak wajar)<br \/>\nMenggunakan titanium dioksida berkualitas rendah (kemurnian harus &gt;98%)<br \/>\nTeknik pencampuran yang tidak tepat<br \/>\nMengabaikan untuk mempertimbangkan lingkungan aplikasi akhir<\/p>\n<p>11. Pertimbangan Lingkungan<br \/>\nSaat meningkatkan warna putih cat, pertimbangkan untuk menggunakan aditif dan pigmen yang ramah lingkungan. Banyak produsen sekarang menawarkan<br \/>\npilihan sadar lingkungan yang mempertahankan standar kinerja tinggi sekaligus mengurangi dampak lingkungan.<br \/>\nStudi terbaru menunjukkan bahwa cat putih ramah lingkungan dapat mencapai 92% dari opasitas formulasi tradisional sementara<br \/>\nmengurangi jejak karbon hingga 30%.<\/p>\n<p>12. Solusi Profesional<br \/>\nUntuk aplikasi komersial, pertimbangkan solusi kelas profesional ini:<\/p>\n<p>Titanium dioksida kelas premium (kemurnian 99,9%)<br \/>\nAditif pemutih profesional<br \/>\nPencerah optik kelas industri (konsentrasi 0,1-0,3%)<br \/>\nSistem koreksi warna<\/p>\n<p><!-- lc-commercial-start --><\/p>\n<h2>A practical sourcing checklist for specialty chemical applications<\/h2>\n<p>Specialty-chemical purchasing usually goes more smoothly when teams define the end-use risk first and then verify purity, compatibility, processing behavior, and regulatory fit as one package. That often prevents expensive rework after the material reaches production or customer testing.<\/p>\n<ul>\n<li><strong>Start from the end-use standard:<\/strong> food contact, plastics, coatings, preservation, and industrial processing all create different specification priorities.<\/li>\n<li><strong>Check compatibility in the real system:<\/strong> a compliant material can still be the wrong commercial choice if it destabilizes the formulation or process.<\/li>\n<li><strong>Review handling and storage:<\/strong> some specialty chemicals succeed or fail based on how they behave during blending, transport, or long-term storage.<\/li>\n<li><strong>Use sample validation before scale-up:<\/strong> pilot checks on the intended formula or production step usually save the most time and cost.<\/li>\n<\/ul>\n<h3>Recommended product references<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/id\/product\/chlumiaf-094\/\">CHLUMIAF 094<\/a>:<\/strong> A balanced defoamer reference for waterborne coatings and many general foam-control screens.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/id\/product\/chlumiaf-3037\/\">CHLUMIAF 3037<\/a>:<\/strong> A stronger process-defoaming option when persistent foam survives harsher conditions.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/id\/product\/chlumiwe-3280\/\">CHLUMIWE 3280<\/a>:<\/strong> A strong wetting-agent reference for inks, coatings, and difficult substrate wetting.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/id\/product\/chlumiwe-3071-organic-silicone-surfactant-organosilicone-wetting-agent\/\">CHLUMIWE 3071<\/a>:<\/strong> Useful when organosilicone wetting support is needed in a broad application screen.<\/li>\n<\/ul>\n<h3>FAQ for buyers and formulators<\/h3>\n<p><strong>Why is specification matching not enough for specialty chemicals?<\/strong><br \/>Because a material can meet the basic spec and still fail in the actual formulation, process, or downstream compliance requirement.<\/p>\n<p><strong>Should price be the first filter for specialty raw materials?<\/strong><br \/>Price matters, but technical fit, compliance, and process reliability usually decide whether the material is truly economical in use.<\/p>\n<p><!-- lc-commercial-end --><\/p>","protected":false},"excerpt":{"rendered":"<p>The whiteness of white paint mainly depends on the whiteness and hue of the titanium dioxide or other white color or filler used. The reflectivity of titanium dioxide to incident<\/p>","protected":false},"author":1,"featured_media":5508,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114],"tags":[],"class_list":["post-5507","post","type-post","status-publish","format-standard","has-post-thumbnail","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 to whiten the paint? - Longchang Chemical<\/title>\n<meta name=\"description\" content=\"The whiteness of white paint mainly depends on the whiteness and hue of the titanium dioxide or other white color or filler used. 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