Patent ID: 11939271
Assignee: QUIMIKAO, S.A. DE C.V.
Field: Materials, metallurgy (Chemistry)
Classification: CPC C  E  Y | IPC C  E

Claim 14:
15. A method of surface treatment paving, said method comprising the steps of:
A. preparing a warm mix asphalt binder composition comprising:
i) asphalt; and
ii) a warm mix asphalt additive comprising:
(a) a fatty amide wax;
(b) a C16-C18 alkyl phosphoric ester; and
(c) a fatty amine,

B. combining the warm mix asphalt binder composition as defined in A with aggregate at a temperature in a range of 130 to 150° C. to form a warm mix asphalt composition;
C. applying the warm mix asphalt composition as defined in B on a surface course or base course of a pavement, wherein a temperature of the warm mix asphalt composition is in a range of 110 to 140° C.; and
D. compacting the warm mix asphalt composition, wherein a temperature of the warm mix asphalt composition is in a range of 90 to 120° C.