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      Keawetan Kayu Sengon dan Jabon Terimpregnasi Nano Boron dan Nano Silika

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      Date
      2026
      Author
      Hayyu, Farah
      Rahayu, Istie Sekartining
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      Abstract
      Kayu sengon (Falcataria moluccana) dan jabon (Neolamarckia cadamba) merupakan kayu cepat tumbuh yang banyak dimanfaatkan sebagai bahan baku industri, namun memiliki keawetan alami rendah sehingga rentan terhadap serangan organisme perusak kayu. Penelitian ini bertujuan mengevaluasi keawetan kayu sengon dan jabon yang diimpregnasi menggunakan nano boron, nano silika, dan nano komposit boron–silika. Penelitian disusun menggunakan Rancangan Acak Lengkap (RAL) faktorial dua faktor, yaitu jenis kayu dan perlakuan impregnasi. Impregnasi dilakukan dengan metode vakum–tekanan pada konsentrasi 0,75%. Pengujian keawetan dilakukan melalui uji rayap kayu kering (skala laboratorium) dan uji rayap tanah (skala lapang) dengan parameter persentase kehilangan berat dan mortalitas rayap, serta tingkat kerusakan kayu. Data dianalisis menggunakan analisis ragam (ANOVA) pada taraf kepercayaan 95%. Hasil penelitian menunjukkan bahwa impregnasi nanopartikel meningkatkan keawetan kayu sengon dan jabon. Perlakuan nano boron, nano silika, dan nano komposit tidak berbeda nyata namun seluruh perlakuan mampu menurunkan persentase kehilangan berat kayu dan meningkatkan kelas awet kayu hingga kelas awet I. Hasil ini mengindikasikan bahwa impregnasi berbasis nanopartikel berpotensi meningkatkan ketahanan kayu cepat tumbuh terhadap serangan organisme perusak.
       
      Sengon (Falcataria moluccana) and jabon (Neolamarckia cadamba) are fastcgrowing wood species with low natural durability and high susceptibility to wood destroying organisms. This study evaluated the durability of sengon and jabon wood impregnated with nano boron, nano silica, and boron–silica nanocomposites. The experiment was arranged in a factorial Completely Randomized Design. Impregnation was performed by using a vacuum–pressure method at a concentration of 0.75%. Wood durability was evaluated through dry-wood termite tests (laboratory scale) and subterranean termite tests (field scale) by measuring weight loss and termite mortality percentage and damage level. Data were analyzed using analysis of variance (ANOVA) at a 95% confidence level. The results showed that nanoparticle impregnation improved wood durability, with no significant differences among treatments. However, all treatments able to decrease weight loss percentage and classified into durability class I. These findings indicate that nanoparticle-based impregnation has potential to enhance the durability of fast growing wood.
       
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      http://repository.ipb.ac.id/handle/123456789/172053
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      • UT - Forestry Products [2465]

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      Indonesia DSpace Group 
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