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US 12,643,823 B2Granted
Gypsum based building material
AssigneeKnauf Gips KG
InventorsMatthias Büttner, Wolfgang Rümler
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Abstract
A building material comprising an inorganic binder a reactive silicon source a reactive calcium source.
Claims17
A building material comprising
- an inorganic binder, wherein the inorganic binder comprises calcium sulfate dihydrate or β-calcium sulfate hemihydrate,
- a reactive silicon source, wherein the reactive silicon source is an amorphous silicon dioxide, and
- a reactive calcium source, wherein the reactive calcium source is calcium carbonate,
- wherein the amount of the reactive calcium source relative to the amount of the reactive silicon source is higher than 1:1 by weight.
1 more element
Dependencies are inferred from the claim text.