A sealant composition for treating {HEAD ~ concrete surfaces} 4 wherein {TAIL ~ the hardener} is heat cured at a temperature above room temperature 
wherein
A sealant composition for treating { HEAD ~ concrete surfaces } 4 wherein { TAIL ~ the hardener } is heat cured at a temperature above room temperature
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH