Capsules of high alumina cement compositions
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United States of America Patent
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-
Feb 7, 1989
Grant Date -
N/A
app pub date -
Apr 3, 1987
filing date -
Apr 10, 1986
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A capsule contains in separate compartments the interactive components of a self setting composition which according to the invention comprise as base component a paste of high alumina cement, water and a source of CaO and SiO.sub.2 --e.g. as a single source granulated blast furnace slag; and as a catalyst component a paste of lime, water and a water soluble lithium salt. When reacted the components form a set cement containing hydrated phases typical of an OPC.
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