Hydraulic Binder
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United States of America Patent
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N/A
Issued Date -
Nov 6, 2008
app pub date -
Apr 5, 2005
filing date -
Apr 5, 2004
priority date (Note) -
Abandoned
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Abstract
In an alkali activated hydraulic binder containing slags and aluminium silicates slag, in particular furnace slag in amounts from .gtoreq.20% (w/w), aluminium silicates different from furnace slag such as for example flue-ash and natural aluminium silicates, such as for example basalt, clays, marl, andesite or zeolite, in amounts from 5 to 75% (w/w) and an alkali activator in an amount, which corresponds to a Na.sub.2O equivalent defined as (Na.sub.2O+0.658 K.sub.2O) (ASTM C 150) between 0.7 and 4% (w/w), respectively related to the entire mixture are present in the mixture as constitutive components.
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