US 11,939,271 B2
Warm mix asphalt compositions as pavement surface treatment
Álvaro Gutiérrez Muñiz, El Salto (MX); Raúl Terán Orozco, El Salto (MX); Luis Enrique Ramirez Soto, El Salto (MX); and Luis Felipe Ortiz Cardenas, El Salto (MX)
Assigned to QUIMIKAO, S.A. DE C.V., El Salto (MX)
Appl. No. 16/604,512
Filed by Quimikao, S.A. de C.V., El Salto (MX)
PCT Filed Apr. 12, 2017, PCT No. PCT/IB2017/052102
§ 371(c)(1), (2) Date Oct. 10, 2019,
PCT Pub. No. WO2018/189570, PCT Pub. Date Oct. 18, 2018.
Prior Publication US 2023/0140457 A1, May 4, 2023
Int. Cl. E01C 7/26 (2006.01); C04B 18/167 (2023.01); C04B 24/00 (2006.01); C04B 24/08 (2006.01); C04B 24/12 (2006.01); C04B 26/26 (2006.01); C04B 40/00 (2006.01); E01C 19/00 (2006.01); C04B 111/00 (2006.01); E01C 19/02 (2006.01)
CPC C04B 40/0039 (2013.01) [C04B 18/167 (2013.01); C04B 24/003 (2013.01); C04B 24/08 (2013.01); C04B 24/121 (2013.01); C04B 26/26 (2013.01); E01C 7/26 (2013.01); E01C 19/002 (2013.01); C04B 2111/0075 (2013.01); E01C 19/025 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A warm mix asphalt additive, comprising:
(a) a fatty amide wax obtained from reaction between a fatty acid and ethylenediamine;
(b) a C16-C18 alkyl phosphoric ester; and
(c) a fatty amine.