Leng, Z, Lu, G-Y, Li, R, Li, G-Y, Jiang, J-W. One-component polyurethane modified asphalt mixture and preparation method. Open No. CN 113354338 A. (Published on 07 Sep. 2021)

Leng, Z, Li, R, Hu, C-C, He, B-Q. Waterborne epoxy curing agent preparation and application, waterborne epoxy resin modified bitumen emulsion. Open No. CN 113583217 A. (Published on 02 Nov. 2021)