Ultra-high performance glass concrete and method for producing same

Patent metadata

Field	Value
Publication number	US-9856171-B2
Application number	US-201414780276-A
Country	US
Kind code	B2
Filing date	Mar 28, 2014
Priority date	Mar 28, 2013
Publication date	Jan 2, 2018
Grant date	Jan 2, 2018

Abstract

There is provided a Ultra-high performance glass concrete (UHPGC) including between 300 and 1000 kg/m 3 of cement, between 0 and 1400 kg/m 3 of glass sand (GS), between 0 and 300 kg/m 3 of reactive pozzolanic material, between 150 and 900 kg/m 3 of glass powder (GP), between 0 and 600 kg/m 3 of fine glass powder (FGP), between 5 and 60 kg/m 3 of superplasticizer, between 50 and 300 kg/m 3 of fiber; and, between 130 and 275 kg/m 3 of water, wherein the content of GP is of at least 3 wt % of the UHPGC, and/or the content of GS is of at least 19 wt % of the UHPGC and/or the content of FGP is of at least 0.5 wt % of the UHPGC.

First claim

The invention claimed is:

1. Ultra-high performance glass concrete (UHPGC) comprising:
a cement content between 300 and 1000 kg/m 3 ;
between 0 and 1400 kg/m 3 of glass sand (GS) with a mean diameter between about 250 μm and 400 μm;
between 0 and 300 kg/m 3 of reactive pozzolanic material;
between 150 and 900 kg/m 3 of glass powder (GP) with a mean diameter between about 10 μm and 13 μm;
between 0 and 600 kg/m 3 of fine glass powder (FGP) with a mean diameter between about 1 μm and 3 μm;
between 5 and 60 kg/m 3 of superplasticizer;
between 50 and 300 kg/m 3 of fiber; and
between 130 and 275 kg/m 3 of water,
wherein a content of GP is of at least 3 wt % of the UHPGC, and/or a content of GS is of at least 19 wt % of the UHPGC, and/or a content of FGP is of at least 0.5 wt % of the UHPGC.

2. The UHPGC of claim 1 , wherein the content of GP is of at least 6 wt % of the UHPGC, and/or the content of GS is of at least 26 wt % of the UHPGC, and/or the content of FGP is of at least 0.7 wt % of the UHPGC.

3. The UHPGC of claim 1 , wherein the cement comprises particles smaller than about 100 μm and is at least one of high sulface resistance (HS) cement and low heat of hydratation (LH) cement.

4. The UHPGC of claim 1 , wherein the content of glass powder (GP) ranges between about 10 wt % and about 80 wt % of the cement content and a content of reactive pozzolanic material ranges between 15 wt % and 30 wt % of the cement content.

5. The UHPGC of claim 1 , wherein the glass powder comprises particles smaller than about 100 μm, the glass sand comprises particles between about 150 μm and about 850 μm, and the fine glass powder comprises particles smaller than about 10 μm.

6. The UHPGC of claim 1 , wherein the reactive pozzolanic material comprises silica fume with particles between about 0.10 μm and about 0.20 μm.

7. The UHPGC of claim 1 , wherein a content of the superplasticizer ranges between 1 wt % and 4 wt % of the cement content.

8. The UHPGC of claim 1 , wherein the ultra-high performance concrete has a compressive strength between 130 MPa and 270 MPa and a slump-flow between 130 mm and 350 mm.

9. The UHPGC of claim 1 , wherein the ultra-high performance concrete has a water to binder ratio between 0.10 and 0.30 and a packing density between 0.71 and 0.85.

10. The UHPGC of claim 1 , further comprising at least one of quartz sand with particles ranging between about 150 μm and about 650 μm in a content below 960 kg/m 3 and quartz powder with particles smaller than about 100 μm in a content below 245 kg/m 3 .

11. Ultra-high performance glass concrete (UHPGC) comprising:
between about 15 wt % and about 40 wt % of cement;
between about 0 wt % and about 40 wt % of glass sand (GS) with a mean diameter between about 250 μm and 400 μm;
between about 4.5 wt % and about 10 wt % of reactive pozzolanic material;
between about 5 wt % and about 25 wt % of glass powder (GP) with a mean diameter between about 10 μm and 13 μm;
between about 0.5 wt % and about 10 wt % of fine glass powder (FGP) with a mean diameter between about 1 μm and 3 μm;
between about 0.2 wt % and about 4 wt % of superplasticizer;
fibers; and
between about 4 wt % and about 10 wt % of water,
wherein a sum of GS+GP+FGP is greater than or equal to about 10 wt %.

12. The UHPGC of claim 11 , wherein the sum GS+GP+FGP is greater than or equal to about 30 wt %.

13. The UHPGC of claim 11 , wherein a content of GP is of at least 6 wt % of the UHPGC, and/or a content of GS is of at least 26 wt % of the UHPGC, and/or a content of FGP is of at least 0.7 wt % of the UHPGC.

14. The UHPGC of claim 11 , wherein the cement comprises particles smaller than about 100 μm and is at least one of high sulfate resistance (HS) cement and low heat of hydration (LH) cement.

15. The UHPGC of claim 11 , wherein the glass powder comprises particles smaller than about 100 μm, the glass sand comprises particles between about 150 μm and about 850 μm, and the fine-glass powder comprises particles smaller than about 10 μm.

16. The UHPGC of claim 11 , wherein a content of reactive pozzolanic material ranges between 15 wt % and 30 wt % of the cement content and comprises silica fume with particles between about 0.10 μm and about 0.20 μm.

17. The UHPGC of claim 11 , wherein the content of the superplasticizer ranges between 1 wt % and 4 wt % of the cement content.

18. The UHPGC of claim 11 , wherein the ultra-high performance concrete has a compressive strength between 130 MPa and 270 MPa, a slump-flow between 130 mm and 350 mm, a water to binder ratio between 0.10 and 0.30 and a packing density between 0.71 and 0.85.

19. The UHPGC of claim 11 , further comprising at least one of quartz sand with particles ranging between about 150 μm and about 650 μm in a content below 120 wt % of the total cement content and quartz powder with particles smaller than about 100 μm in a content below 30 wt % of the total cement content.

20. A composition for a ultra-high performance concrete comprising: cement particles; quartz sand with a diameter smaller than about 650 μm in a ratio between 0 and 1.4 of the cement content, glass sand with a mean diameter between about 250 μm and 400 μm in a ratio between 0 and 1.40 of the cement content, quartz powder with a diameter smaller than about 100 μm in a ratio between 0 and 0.40 of the cement content, reactive pozzolanic material in a ratio between 0.15 and 0.30 of the cement content, glass powder with a mean diameter between about 10 μm and 13 μm in a ratio between 0.10 and 0.90 of the cement content, fine glass powder with a mean diameter between about 1 μm and 3 μm in a ratio between 0.1 and 0.40 of the cement content, a superplasticizer in a ratio between 0.01 and 0.04 of the cement content, fibers, and wherein the composition has a water to binder ratio between 0.10 and 0.30.

21. The composition of claim 20 , wherein the reactive pozzolanic material comprises silica fume with particles between about 0.10 μm and about 0.20 μm.

22. The composition of claim 20 , wherein a content of glass powder is of at least 6 wt % of the composition, and/or a content of glass sand is of at least 26 wt % of the composition, and/or a content of fine glass powder is of at least 0.7 wt % of the composition.

23. The composition of claim 20 , wherein the cement comprises particles smaller than about 100 μm and is at least one of high sulface resistance (HS) cement and low heat of hydratation (LH) cement; the ratio of the glass powder (GP) ranges between about 0.2 and 0.7 of the cement content and the glass powder comprises particles smaller than about 100 μm; and the ratio of glass sand is above 0.8 of the cement content and the glass sand comprises particles between about 150 μm and about 850 μm.

24. The composition of claim 20 , wherein the ultra-high performance concrete has a compressive strength between 130 MPa and 270 MPa and a slump-flow between 130 mm and 350 mm.

25. The composition of claim 20 , wherein the composition has a water to binder ratio between 0.10 and 0.30 and a packing density between 0.71 and 0.85.

26. The composition of claim 20 , wherein the fine glass powder comprises particles smaller than about 10 μm.

27. Ultra-high performance glass concrete (UHPGC) comprising:
between about 15 wt % and about 40 wt % of cement;
between about 0 wt % and about 40 wt % of glass sand (GS) with a mean diameter between about 250

Assignees

• Socpra Sciences Et Genie Sec
• Socpra Sciences Et Génie S E C

Inventors

• Tagnit-Hamou Arezki
• Soliman Nancy

Classifications

• Y02W30/94

  Cross-Sectional Technologies · mapped topic

• C04B20/008

  Micro- or nanosized fillers, e.g. micronised fillers with particle size smaller than that of the hydraulic binder (colloidal silica C04B14/062 ; silica fume C04B18/146) · CPC title

• C04B2201/52

  High compression strength concretes, i.e. with a compression strength higher than about 55 N/mm2, e.g. reactive powder concrete [RPC] · CPC title

• C04B40/024

  Steam hardening, e.g. in an autoclave · CPC title

• C04B14/42

  Glass · CPC title