Construction units in form of bricks, blocks or tiles made from recyclable materials and by-products, methods of making the construction units and their use
AssigneeHeriot-Watt University
InventorsGabriela MEDERO, Samuel CHAPMAN
Life of this patent
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Abstract
The invention relates to a construction unit made from various recyclable materials, for example, from recycled waste plasterboard from the construction industry or flue-gas gypsum which is a by-product from fossil-fueled power plants. The construction units are made from a raw mix comprising gypsum, clay and aggregate and methods of making construction units. The invention also relates to a raw mix for making a construction unit; a kit including a construction unit and mortar; and uses of the construction unit to form a structure.
Claims22
A construction unit usable in construction in an unfired state, the unit comprising gypsum, clay and aggregate materials, wherein the aggregate materials comprise three or more different size ranges of aggregate, and wherein the size ranges comprise at least one of a) 6-20 mm;
- or b) 2-6 mm;
- and at least one of c) 600 μm-2 mm;
- d) 200-600 μm and/or e) 60-200 μm.
2-10. (canceled)
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15-18. (canceled)
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29-66. (canceled)
Dependencies are inferred from the claim text.