{"id":5960,"date":"2023-03-01T14:29:32","date_gmt":"2023-03-01T14:29:32","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=5960"},"modified":"2026-04-28T10:42:16","modified_gmt":"2026-04-28T10:42:16","slug":"solve-the-bubbles-produced-by-the-paint","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/tr\/solve-the-bubbles-produced-by-the-paint\/","title":{"rendered":"Boya taraf\u0131ndan \u00fcretilen kabarc\u0131klar nas\u0131l \u00e7\u00f6z\u00fcl\u00fcr?"},"content":{"rendered":"

Boya taraf\u0131ndan \u00fcretilen kabarc\u0131klar nas\u0131l \u00e7\u00f6z\u00fcl\u00fcr?<\/strong><\/h1>\n

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Quick answer:<\/strong> A practical stabilization strategy starts with the degradation risk first, then screens the additive package around processing conditions, service life, and appearance requirements.<\/p>\n

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Kaplama end\u00fcstrisinin h\u0131zla geli\u015fmesiyle birlikte, kaplama \u00e7e\u015fitlili\u011fi, s\u0131n\u0131f y\u00fckseltme, insanlar kaplaman\u0131n korunmas\u0131 ve dekorasyonu i\u00e7in daha y\u00fcksek gereksinimler ortaya koymaktad\u0131r, bu nedenle kaplaman\u0131n y\u00fczey durumu b\u00fcy\u00fck endi\u015fe kayna\u011f\u0131d\u0131r. Hava kabarc\u0131klar\u0131n\u0131n varl\u0131\u011f\u0131, kaplama filminin g\u00f6r\u00fcn\u00fcm\u00fcn\u00fc ciddi \u015fekilde etkiler ve genellikle b\u00fcz\u00fclmeye, i\u011fne deliklerine, lekelere, bal\u0131k g\u00f6zlerine ve di\u011fer hastal\u0131klara neden olur. Bu nedenle, kaplama kabarc\u0131klar\u0131 sorunu sadece kaplama filminin koruyucu etkisini etkilemekle kalmam\u0131\u015f, ayn\u0131 zamanda kaplama filminin dekoratif etkisini de b\u00fcy\u00fck \u00f6l\u00e7\u00fcde etkilemi\u015ftir.<\/p>\n

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Hava kabarc\u0131klar\u0131n\u0131n \u00f6zellikleri ve s\u0131n\u0131fland\u0131r\u0131lmas\u0131<\/p>\n

Kaplama \u00fcretimi s\u00fcrecinde, kabarc\u0131klar rahats\u0131z edici fakt\u00f6rler olarak ortaya \u00e7\u0131kar, b\u00f6ylece y\u00fczey kusurlar\u0131n\u0131n uygulanmas\u0131nda kaplama \u00fcr\u00fcnleri hem g\u00f6r\u00fcn\u00fcme zarar verir, hem de kaplama filminin korozyon direncini ve hava ko\u015fullar\u0131na dayan\u0131kl\u0131l\u0131\u011f\u0131n\u0131 etkiler.<\/p>\n

Kabarc\u0131klar\u0131n boyutlar\u0131 vard\u0131r ve s\u0131v\u0131, buhar, di\u011fer gazlar veya kristal madde i\u00e7erebilirler. Kabarc\u0131\u011f\u0131n boyutu, kaplaman\u0131n alt tabakan\u0131n y\u00fczeyine yap\u0131\u015fmas\u0131na, kabarc\u0131k i\u00e7indeki s\u0131v\u0131 veya gaz\u0131n bas\u0131nc\u0131na ve kaplama filminin kaplama alt tabakas\u0131n\u0131n yap\u0131\u015fmas\u0131 ile bir denge sa\u011flamak i\u00e7in ne \u00f6l\u00e7\u00fcde gerildi\u011fine ve tersine \u00e7evrildi\u011fine ba\u011fl\u0131d\u0131r. Kabarc\u0131k, formuna g\u00f6re iki t\u00fcre ayr\u0131labilir: kabarc\u0131k ve k\u00f6p\u00fck. Kabarc\u0131k, y\u00fcksek viskoziteli bir ortamda da\u011f\u0131lm\u0131\u015f tek bir k\u00fcresel k\u00fc\u00e7\u00fck havad\u0131r. Solvent bazl\u0131 kaplamalar taraf\u0131ndan \u00fcretilen kabarc\u0131klar\u0131n \u00e7o\u011fu bu tiptedir. \u00d6te yandan k\u00f6p\u00fck, k\u00f6p\u00fcrmeye e\u011filimli ortamlarda ortaya \u00e7\u0131kar. Bu t\u00fcr bir ortam da\u011f\u0131t\u0131ld\u0131\u011f\u0131nda, havan\u0131n b\u00fcy\u00fck dolum yo\u011funlu\u011fu nedeniyle, genellikle \u00e7ok say\u0131da kabarc\u0131k \u00fcretilir, \u00e7\u00fcnk\u00fc hava ve s\u0131v\u0131 aras\u0131ndaki yo\u011funluk fark\u0131 \u00e7ok b\u00fcy\u00fckt\u00fcr, kabarc\u0131klar h\u0131zla s\u0131v\u0131 y\u00fczeyine y\u00fckselecek ve bir s\u0131v\u0131 film ile ayr\u0131lm\u0131\u015f yo\u011fun bir kabarc\u0131k toplulu\u011fu olu\u015fturmak i\u00e7in az miktarda s\u0131v\u0131 olu\u015fturacakt\u0131r. Su bazl\u0131 boya kabarc\u0131klanmas\u0131 \u00e7o\u011funlukla bu t\u00fcrdendir.<\/p>\n

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Kabarc\u0131klanman\u0131n nedenleri nelerdir?<\/p>\n

Kabarc\u0131klanma genellikle kaplaman\u0131n ya\u015flanma s\u00fcreci ile birlikte meydana gelir, bu anlamda kabarc\u0131klanma genle\u015fme kabarc\u0131klanmas\u0131 ve korozyon kabarc\u0131klanmas\u0131 olarak ikiye ayr\u0131labilir. Kaplama filminin kabarmas\u0131n\u0131n \u00e7e\u015fitli nedenleri vard\u0131r.<\/p>\n

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B\u00d6L\u00dcM1. Alt tabakan\u0131n uygun olmayan y\u00fczey i\u015flemi<\/p>\n

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Alt tabaka y\u00fczey oksitleri, \u00e7\u00f6z\u00fcnebilir tuzlar ve di\u011fer maddeler kaplama kabarmas\u0131n\u0131n tetikleyici noktas\u0131d\u0131r. Alt tabaka y\u00fczeyi balmumu, ya\u011f, toz, \u00e7\u00f6z\u00fcn\u00fcr tuz ve di\u011fer maddelerle boyand\u0131\u011f\u0131ndan veya alt tabaka y\u00fczeyinde nem, su damlac\u0131klar\u0131, u\u00e7ucu s\u0131v\u0131 varl\u0131\u011f\u0131 veya y\u00fczey i\u015flemi oldu\u011fundan, i\u015f par\u00e7as\u0131 i\u00e7b\u00fckey pas, nem vb. kaplama filminin kurumas\u0131na neden olur, bu yerlerdeki kaplama ve alt tabaka y\u00fczey yap\u0131\u015fmas\u0131 sa\u011flam de\u011fildir, d\u00fc\u015f\u00fck yap\u0131\u015fma alan\u0131nda nem birikimi, b\u00f6ylece bu alanlarda s\u0131v\u0131 veya gaz faz\u0131 birikimi olur. S\u0131cakl\u0131k de\u011fi\u015fti\u011finde, termal genle\u015fme ile olu\u015fan buhar bas\u0131nc\u0131 kabarc\u0131k olu\u015fumunun ana nedenidir. S\u0131cak ve nemli bir ortamda ise, buhar bas\u0131nc\u0131 ve ozmotik bas\u0131nc\u0131n ikili etkisi kabarc\u0131k olu\u015fumunu yo\u011funla\u015ft\u0131racakt\u0131r. Kaplamadaki pas, oksidasyon ve di\u011fer maddeler veya su, gaz, korozyon ortam\u0131 reaksiyonu i\u00e7indeki kaplama filmi mikroskobik kanallar\u0131ndan, ortam s\u0131cakl\u0131\u011f\u0131, nem etkisi ile birle\u015fti\u011finde gaz olu\u015fumu da kaplaman\u0131n kabarmas\u0131na neden olacakt\u0131r.<\/p>\n

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B\u00d6L\u00dcM2. Kaplaman\u0131n i\u00e7indeki gaz, s\u0131cakl\u0131\u011f\u0131n artmas\u0131yla birlikte a\u00e7\u0131\u011fa \u00e7\u0131kar<\/p>\n

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Kaplamayla olu\u015fan \u0131slak filmde hala yakla\u015f\u0131k 10% u\u00e7ucu \u00e7\u00f6z\u00fcc\u00fc vard\u0131r, di\u011fer yakla\u015f\u0131k 90% \u00e7\u00f6z\u00fcc\u00fc boyama i\u015flemi s\u0131ras\u0131nda atmosfere u\u00e7mu\u015ftur ve kaplamadaki \u00e7\u00f6z\u00fcc\u00fclerin di\u011fer baz\u0131 uygunsuz buharla\u015fmas\u0131 da kal\u0131nt\u0131ya neden olacak ve kabarc\u0131klar olu\u015fturacakt\u0131r. Solventlerin tutma kabiliyeti, solventlerin buharla\u015fma h\u0131z\u0131 ve d\u0131\u015f ko\u015fullar\u0131n yan\u0131 s\u0131ra solvent etkile\u015fimi ve dolgu maddelerinin adsorpsiyonu vb. ile de ilgilidir. Kaplamadaki art\u0131k \u00e7\u00f6z\u00fcc\u00fc, kaplama filmini yumu\u015fatan bir plastikle\u015ftirici gibidir. \u00c7\u00f6z\u00fcc\u00fcler suya kar\u015f\u0131 hassas oldu\u011fundan, art\u0131k \u00e7\u00f6z\u00fcc\u00fcler kaplama filmindeki suyun emilimini ve kaplamadaki nemin transferini art\u0131rabilir. Kaplaman\u0131n yap\u0131\u015fmas\u0131 sa\u011flam de\u011filse, su direncinin azalmas\u0131 yap\u0131\u015fma kayb\u0131na neden olacak ve bu da kaplaman\u0131n kabarmas\u0131na neden olacakt\u0131r.<\/p>\n

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B\u00d6L\u00dcM3. G\u00f6zenekli alt tabakada gaz kal\u0131nt\u0131s\u0131<\/p>\n

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Solvent ayr\u0131ca kaplama filminin g\u00f6zenekli y\u00fczeylerde (\u00e7imento, ah\u015fap gibi) kabarmas\u0131na neden olabilir. Genellikle organik kaplamalar inorganik alt tabakalara uygulan\u0131r ve y\u00fczey s\u0131cakl\u0131\u011f\u0131 y\u00fcksek oldu\u011funda kabarc\u0131k olu\u015fumu kolayd\u0131r. Bu s\u0131rada, kabarc\u0131k olu\u015fum h\u0131z\u0131 \u00e7ok h\u0131zl\u0131d\u0131r, k\u0131r\u0131lmas\u0131 ve alt tabakay\u0131 ortaya \u00e7\u0131karmas\u0131 kolayd\u0131r. Bu t\u00fcr kabarc\u0131klar n\u00fcfuz eden astar uygulanarak ortadan kald\u0131r\u0131labilir. Penetran astar genellikle d\u00fc\u015f\u00fck viskoziteli, ince filmdir, \u00e7abuk kuruyabilir ve n\u00fcfuz etmek i\u00e7in yeterli zamana sahiptir. Y\u00fcksek s\u0131cakl\u0131kta in\u015faat s\u00fcresinden ka\u00e7\u0131nmak da bu t\u00fcr kabarc\u0131klar\u0131 \u00f6nleyebilir.<\/p>\n

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B\u00d6L\u00dcM4. Pigment veya dolgu maddesi y\u00fczeyinde gaz veya s\u0131v\u0131 emilimi<\/p>\n

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Boyadaki \u00e7\u00f6z\u00fcnebilir dolgu maddesi bir\u00e7ok kabarc\u0131k sorununun nedenidir. \u00c7\u00f6z\u00fcnebilir pigment kaplama boyunca nemi emer ve bir \u00e7\u00f6zelti haline gelir. Ozmoz nedeniyle, su kaplamadan konsantre \u00e7\u00f6zeltiye \u00e7ekilecektir. Ayr\u0131ca \u00e7\u00f6z\u00fcnebilir pigment alt tabakay\u0131 veya kaplamalar aras\u0131ndaki herhangi bir y\u00fczeyi lekeler ise, ayn\u0131 olay meydana gelecektir. Bu nedenle, kaplama \u00e7\u00f6z\u00fcnebilir maddeler i\u00e7erdi\u011fi s\u00fcrece kabarma ka\u00e7\u0131n\u0131lmazd\u0131r.<\/p>\n

\u015ei\u015fkinlik ve i\u011fne deli\u011fi olu\u015fumunun nedenlerini anlad\u0131ktan sonra do\u011fru \u00e7\u00f6z\u00fcm\u00fc bulman\u0131z gerekir.<\/p>\n

(Boya davulu)<\/p>\n

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\u0130n\u015faat y\u00f6netimini g\u00fc\u00e7lendirmekten ve do\u011fru f\u0131r\u00e7alama y\u00f6ntemini boyamaktan \u00e7\u00f6z\u00fclmesi gereken iki husus<\/p>\n

1, y\u00fcksek s\u0131cakl\u0131k, nem ve di\u011fer k\u00f6t\u00fc hava ko\u015fullar\u0131ndan ka\u00e7\u0131nmak i\u00e7in in\u015faat, 3 \u2103 veya daha fazla tutmak i\u00e7in alt tabaka y\u00fczey nemi, ba\u011f\u0131l nem 85%'den y\u00fcksek de\u011fildir.<\/p>\n

2\u3001Alt tabakay\u0131 iyice i\u015fleyin, y\u00fczeyi temiz tutun, boyan\u0131n yap\u0131\u015fmas\u0131n\u0131 etkileyen kal\u0131nt\u0131 elektrolit, toz, ya\u011f ve di\u011fer yabanc\u0131 maddeler yok.<\/p>\n

3, (vurgu) boyay\u0131 f\u0131r\u00e7alarken, birden fazla ge\u00e7i\u015fle ince kaplama kullan\u0131n, f\u0131r\u00e7alama s\u00fcresini art\u0131r\u0131n, b\u00f6ylece katmanlar aras\u0131ndaki \u00e7\u00f6z\u00fcc\u00fc tamamen buharla\u015f\u0131r ve kal\u0131nt\u0131 miktar\u0131n\u0131 azalt\u0131r.<\/p>\n

4\u3001E\u015fit boya filmi kal\u0131nl\u0131\u011f\u0131 sa\u011flamak i\u00e7in \u00e7apraz f\u0131r\u00e7alama y\u00f6ntemi.<\/p>\n

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A practical selection route for antioxidant, UV absorber, and HALS packages<\/h2>\n

Most stabilizer decisions work best when they are treated as package decisions rather than single-product decisions. Technical buyers usually get the strongest answer by reviewing long-term heat aging, process stability, weather exposure, and color sensitivity together.<\/p>\n