REINFORCING METHOD OF CEMENT BUILDING MATERIAL

摘要

A building material such as cement brick was reinforced by dipping in the mixed soln. of synthetic resin soln. 70-80%, aluminium sulfate or alunite soln. 20-30% at a reducing pressure for 2 hr and drying at 100≦̸C for 15 min to give the water-resistant and high strength product with undenatured coating layer.