76430667
Jul 12, 2002
Dec 7, 2004
Chemical additives and admixtures for building materials comprising liquifiers added to the material before use for thinning the material, entraining chemical preparations added to the material before use for producing air bubbles throughout, sealing compounds and chemical coating preparations for application to the surface of the product formed of the material, retardants added to the building materials before use to reduce the rate of hydration, chemical preparation functioning as accelerators added to the building material before use to increase the rate of hydration, anti-freeze chemical preparations added to the building material before use, chemical preparations functioning as stabilizers added to the material therein before use to increase the viscosity of water contained therein to render the building material coherent and homogeneous, and chemical preparations functioning as expanding agents added to the building material before use
ChemicalsNon- metallic building materials comprising dry mortar, gypsum, and glass fiber concrete
Nonmetallic Building Materials