US 12,146,044 B1
Red mud-based composite asphalt anti-aging agent, and preparation method therefor and use thereof
Jizhe Zhang, Jinan (CN); Hongya Yue, Jinan (CN); Zixuan Gang, Jinan (CN); Minghui Chen, Jinan (CN); Jiandong Wu, Jinan (CN); Yufeng Bi, Jinan (CN); Run Xu, Jinan (CN); and Zhanyong Yao, Jinan (CN)
Assigned to SHANDONG UNIVERSITY, Jinan (CN)
Filed by SHANDONG UNIVERSITY, Shandong (CN)
Filed on Jul. 29, 2024, as Appl. No. 18/787,079.
Claims priority of application No. 202410027028.8 (CN), filed on Jan. 9, 2024.
Int. Cl. C08K 13/08 (2006.01); C08L 95/00 (2006.01); C08K 3/22 (2006.01); C08K 5/19 (2006.01); C08K 5/5435 (2006.01); C08K 11/00 (2006.01)
CPC C08K 13/08 (2013.01) [C08L 95/00 (2013.01); C08K 2003/2241 (2013.01); C08K 2003/2296 (2013.01); C08K 5/19 (2013.01); C08K 5/5435 (2013.01); C08K 11/005 (2013.01); C08K 2201/011 (2013.01); C08K 2201/014 (2013.01); C08L 2555/50 (2013.01)] 9 Claims
 
1. A red mud-based composite asphalt anti-aging agent, consisting of the following raw materials in parts by weight: 100 parts of red mud, 20-40 parts of a nano material, 10 parts of a cationic surfactant and 1 part of a silane coupling agent, wherein
the cationic surfactant is hexadecyl trimethyl ammonium bromide or octadecyl trimethyl ammonium bromide; and
the nano material is nano zinc oxide or nano titanium dioxide.