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Application filed by Uniwersytet WrocławskifiledCriticalUniwersytet Wrocławski
Priority to PL413530ApriorityCriticalpatent/PL413530A1/en
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Przedmiotem zgłoszenia jest sztuczny piaskowiec uzyskany w wyniku scalania piasków, a zwłaszcza piasków rzecznych, kopanych i płukanych charakteryzujący się tym, że zawiera piasek w ilości 80 - 85% wagowych, krzemianu sodu w ilości 7 - 15% wag. w stosunku do scalanej mieszaniny i jego utwardzacz w ilości 1 - 14% wag. w stosunku ilości krzemianu sodu, oraz nanokrzemionkę w ilości 2 - 4% wag. w stosunku do scalanej mieszaniny, przy czym sztuczny piaskowiec ma masę właściwą 1,45 - 1,75 kg/dm3, nasiąkliwość < 6,4%, ścieralność 0,1 - 0,4 cm, mrozoodporność wynosi 44 cykle, ognioodporność < 1150°C.The subject of the application is artificial sandstone obtained as a result of merging sands, in particular river, dug and washed sands, characterized in that it contains sand in the amount of 80 - 85% by weight, sodium silicate in the amount of 7 - 15% by weight. 1 - 14% by weight relative to the mixture being mixed and its hardener in the ratio of sodium silicate, and nanosilica in the amount of 2-4 wt. relative to the merged mixture, the artificial sandstone has a specific mass of 1.45 - 1.75 kg / dm3, water absorption <6.4%, abrasion 0.1 - 0.4 cm, frost resistance is 44 cycles, fire resistance <1150 ° C.
PL413530A2015-08-122015-08-12Artificial sandstone obtained as a result of integration of sands, and preferably the river sands, excavated and washed
PL413530A1
(en)
Artificial sandstone obtained as a result of integration of sands, with special consideration of river sands, excavated and washed, composition for the integration of these sands and method of integration of sands, and preferably the river sands, excavated and washed
Artificial sandstone obtained as a result of integration of sands, with special consideration of desert sands, composition for the integration of these sands and method of integration of salty sands, and preferably the desert sands