造價通
更新時間:2024.12.28
溫拌劑標準(瀝青混合料改性添加劑)

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JT/TXXX-XXXX 1 瀝青混合料改性添加劑 第 6部分:溫拌劑 Modifier for asphalt mixture — Part 6: Warm mixture additive 目 次 前言 ············································································Ⅱ 1 范圍··········································································1 2 規(guī)范性引用文件· ·······························································1 3 術(shù)語和定義···············································

溫拌劑對橡膠改性瀝青性能的影響研究

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為研究溫拌劑對橡膠改性瀝青降黏的效果,研究了4種溫拌劑(Sasobit,Asphaltan A,Asphaltan B和Licomont)對橡膠改性瀝青性能的影響。對50號基質(zhì)瀝青和橡膠改性瀝青(15%橡膠粉)進行了旋轉(zhuǎn)黏度、軟化點、針入度和彈性恢復的試驗,分析了不同用量的溫拌劑對上述試驗結(jié)果的影響。結(jié)果表明:4種溫拌劑均可以降低橡膠改性瀝青的黏度,提高軟化點和減少針入度;但對橡膠改性瀝青的彈性恢復影響并不明確。

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