Effect of Zn/Al Layered Double Hydroxide Containing 2-Hydroxy-4-n-octoxy-benzophenone on UV Aging Resistance of Asphalt

Table 1

X-ray diffraction angles of , Zn/Al-HNOB⁻-LDH, modified asphalt, and Zn/Al-HNOB⁻-LDH/SBS modified asphalt.

Specimen	(degree)	(nm)
	11.67	0.78
Zn/Al-HNOB^−-LDH	6.43	1.37
modified asphalt	11.67	0.78
Zn/Al-HNOB^−-LDH/SBS modified asphalt	4.59	1.92