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US 2022/0064067 A1Published application
Flexible Concrete
AssigneeNederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
InventorPanagiota Pipilikaki
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Abstract
The invention relates to a cement powder blend comprising, based on total weight 45-90 wt. % non-Portland cement; 5-30 wt. % polyvinylalcohol; the blend having a content of 0-25 wt. % siliceous fly ash; and 0-25 wt. % limestone, preferably polyvinylalcohol having a size distribution with D10=170-270 μm, D50=370-450 μm, D90=690-850 μm and D100=1000-1300 μm. Further the invention relates to concrete composed of a blend according to the invention and aggregate.
Claims24
A cement powder blend comprising, based on total weight
- 45-90 wt. % non-Portland cement;
- 5-30 wt. % polyvinylalcohol;
- the blend having a content of
- 0-25 wt. % siliceous fly ash;
- and
- 0-25 wt. % limestone.
3 more elements
(canceled)
(canceled)
Dependencies are inferred from the claim text.