Composition and Performance Evaluation of SBS/SBR Modified Emulsified Asphalt for Tack Coat on Airport Pavement

Figure 11

Microstructure of various modified emulsified asphalts under the fluorescence microscope. (a) 1.5% SBS modified emulsified asphalt (×400). (b) 3% SBR modified emulsified asphalt (×400). (c) SBS/SBR modified emulsified asphalt (×100). (d) SBS/SBR modified emulsified asphalt evaporation residue (×400). (e) SBS/SBR modified emulsified asphalt before demulsification (×400). (f) SBS/SBR modified emulsified asphalt after demulsification (×400).

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