专利名称：Hydraulic binder and cement compositions
containing photocatalyst particles
发明人：Luigi Cassar,Carmine Pepe申请号：US09230939申请日：19990203公开号：US06409821B1公开日：20020625
摘要：The invention provides a hydraulic binder, dry premixes and cementcompositions having the improved property of maintaining unaltered, brilliance andcoloring quantity for a longer time period. These compositions contain, in bulk, particlesof a photocatalyst capable of oxidizing polluting substances in the environment in thepresence of light, oxygen and water.
申请人：ITALCEMENTI S.P.A.
代理机构：Hedman & Costigan, P.C.
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