Method and composition for road construction and surfacing

摘要

1: /an/Interwoven/NRPortbl/DCC/WAM/5033945_l.doc-8 04/2013 Methods and compositions for improving the strength and longevity of secondary roadways through environmentally sound practices are disclosed herein. A composition for road sealing includes an aqueous emulsion of acrylic and vinyl acetate polymer, water, and a resin-modified emulsion, wherein the resin-modified emulsion includes a mixture of pitch and rosin, an emulsifying agent, and water. WO 2011/140413 PCT/US20111/035463 zC 0~ LO 1-1 z w z SiN10d VlYC 3 31A0 SUIBSTITrUTE SHEET (RULE 26)