US 11,718,756 B2
Asphalt emulsion surface treatment containing sterol
Gerald H. Reinke, La Crosse, WI (US); Gaylon L. Baumgardner, Arkadelphia, AR (US); and Andrew Hanz, LaCrosse, WI (US)
Assigned to A.L.M. Holding Company, Onalaska, WI (US); and Ergon Asphalt & Emulsions, Inc., Jackson, MS (US)
Appl. No. 16/757,697
Filed by A.L.M. Holding Company, Onalaska, WI (US); and Ergon Asphalt & Emulsions, Inc., Jackson, MS (US)
PCT Filed Oct. 11, 2018, PCT No. PCT/US2018/055443
§ 371(c)(1), (2) Date Apr. 20, 2020,
PCT Pub. No. WO2019/079101, PCT Pub. Date Apr. 25, 2019.
Application 16/757,697 is a continuation of application No. 15/886,605, filed on Feb. 1, 2018, granted, now 11,542,668.
Claims priority of provisional application 62/574,867, filed on Oct. 20, 2017.
Prior Publication US 2020/0277497 A1, Sep. 3, 2020
Int. Cl. C08L 95/00 (2006.01); C08L 91/00 (2006.01); C04B 24/02 (2006.01); C04B 26/26 (2006.01); C08K 5/05 (2006.01); E01C 7/35 (2006.01); E01C 11/00 (2006.01); C04B 111/00 (2006.01)
CPC C08L 95/00 (2013.01) [C04B 24/02 (2013.01); C04B 26/26 (2013.01); C08K 5/05 (2013.01); C08L 91/00 (2013.01); C08L 95/005 (2013.01); E01C 7/353 (2013.01); E01C 11/005 (2013.01); C04B 2111/0075 (2013.01); C04B 2111/00612 (2013.01); C08L 2207/22 (2013.01); C08L 2555/28 (2013.01); C08L 2555/34 (2013.01); C08L 2555/60 (2013.01); Y02W 30/91 (2015.05)] 7 Claims
 
1. A method for treating an asphalt-containing surface comprising:
providing a surface treatment comprising sterol-containing asphalt binder emulsion, wherein sterol is added to an asphalt binder at from 0.5 to 15 wt. % of the sterol based on the asphalt binder weight before emulsification and
applying the surface treatment to an upper surface of an existing asphalt-containing surface.