LU504510B1 - Machine-made sand geopolymer alkali activator concrete - Google Patents
Machine-made sand geopolymer alkali activator concrete Download PDFInfo
- Publication number
- LU504510B1 LU504510B1 LU504510A LU504510A LU504510B1 LU 504510 B1 LU504510 B1 LU 504510B1 LU 504510 A LU504510 A LU 504510A LU 504510 A LU504510 A LU 504510A LU 504510 B1 LU504510 B1 LU 504510B1
- Authority
- LU
- Luxembourg
- Prior art keywords
- concrete
- machine
- parts
- geopolymer
- alkali activator
- Prior art date
Links
- 239000004567 concrete Substances 0.000 title claims abstract description 57
- 239000012190 activator Substances 0.000 title claims abstract description 56
- 239000003513 alkali Substances 0.000 title claims abstract description 56
- 239000004576 sand Substances 0.000 title claims abstract description 49
- 229920000876 geopolymer Polymers 0.000 title claims abstract description 36
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 39
- 239000010881 fly ash Substances 0.000 claims abstract description 28
- 239000002994 raw material Substances 0.000 claims abstract description 24
- 239000000843 powder Substances 0.000 claims abstract description 23
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 21
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 20
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 17
- 239000011707 mineral Substances 0.000 claims abstract description 17
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000004115 Sodium Silicate Substances 0.000 claims abstract description 12
- 229910052911 sodium silicate Inorganic materials 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910000029 sodium carbonate Inorganic materials 0.000 claims abstract description 10
- 238000003756 stirring Methods 0.000 claims description 26
- 238000002360 preparation method Methods 0.000 claims description 8
- 238000001354 calcination Methods 0.000 claims description 5
- 238000005303 weighing Methods 0.000 claims description 4
- 239000004566 building material Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 13
- 238000002156 mixing Methods 0.000 abstract description 4
- 239000010423 industrial mineral Substances 0.000 abstract description 2
- 239000002245 particle Substances 0.000 description 11
- 239000002002 slurry Substances 0.000 description 8
- 239000002893 slag Substances 0.000 description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 6
- 239000004568 cement Substances 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 229920003041 geopolymer cement Polymers 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000001788 irregular Effects 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 229910000019 calcium carbonate Inorganic materials 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000003469 silicate cement Substances 0.000 description 3
- 239000012670 alkaline solution Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010494 dissociation reaction Methods 0.000 description 2
- 230000005593 dissociations Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000002894 chemical waste Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000009439 industrial construction Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/006—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing mineral polymers, e.g. geopolymers of the Davidovits type
Landscapes
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Engineering & Computer Science (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Claims (9)
1. Ein maschinell hergestellter Sand-Geopolymer-Alkaliaktivator-Beton, umfassend die folgenden Rohmaterialien in Masseteilen: 1470-1500 Teile Flugasche, 290-310 Teile Mineralpulver, 134-187 Teile Metakaolin, 2200-2700 Teile Kies, 18-24 Teile Graphenoxid und 303-402 Teile Wasser; die Dosierung des Alkaliaktivators beträgt 18-24% und der Sandanteil 28-35%.
2. Der maschinell hergestellte Sand-Geopolymer-Alkaliaktivator-Beton nach Anspruch 1, dadurch gekennzeichnet, dass der Alkaliaktivator aus Natriumhydroxid, Natriumsilikat und Natriumcarbonat zusammengesetzt ist und ein Massenverhältnis von (54-67):(344-430):(28-37) aufweist.
3. Der maschinell hergestellte Sand-Geopolymer-Alkaliaktivator-Beton nach Anspruch 1, dadurch gekennzeichnet, dass ein Rohmaterial zur Steuerung des Sandanteils maschinengefertigter Sand ist.
4. Der maschinell hergestellte Sand-Geopolymer-Alkaliaktivator-Beton nach Anspruch 1, dadurch gekennzeichnet, dass die Flugasche Flugasche erster Klasse ist und das Mineralpulver Mineralpulver der Klasse S95 ist.
5. Der maschinell hergestellte Sand-Geopolymer-Alkaliaktivator-Beton nach Anspruch 1, dadurch gekennzeichnet, dass das Metakaolin ein Pulver mit mehr als 200 Maschen ist, erhalten durch Kalzinieren von natürlichem Kaolin bei 500-800°C.
6 Ein Verfahren zur Herstellung des maschinell hergestellten HUS04510 Sand-Geopolymer-Alkaliaktivator-Betons nach einem der Ansprüche 1 bis 5, umfassend: Wiegen von Rohstoffen nach Masse, Dispergieren von Alkaliaktivator in Wasser, Hinzufügen von Flugasche, Mineralpulver und Metakaolin nacheinander, langsames Rühren für 2 Minuten, Hinzufügen von maschinell hergestelltem Sand und kontinuierliches Rühren für 1 Minute; dann Hinzufügen eines Teils von Graphenoxid, langsames Rühren für 2 Minuten, dann Hinzufügen des restlichen Graphenoxids, langsames Rühren für 2 Minuten, dann Umschalten auf schnelles Rühren für 3 Minuten und dann Aushärten, um den maschinell hergestellten Sand-Geopolymer-Alkaliaktivator-Beton zu erhalten.
7. Das Herstellungsverfahren nach Anspruch 6, dadurch gekennzeichnet, dass die Drehgeschwindigkeit des langsamen Ruhrens 200-300 rpm und die Drehgeschwindigkeit des schnellen Rührens 3000-4500 rpm beträgt.
8. Das Herstellungsverfahren nach Anspruch 6, dadurch gekennzeichnet, dass die Aushärtung eine natürliche Aushärtung über 24 Stunden nach der Standardaushärtung über 24 Stunden ist.
9. Eine Anwendung des maschinell hergestellten Sand-Geopolymer-Alkaliaktivator-Betons nach einem der Ansprüche 1 bis 5 als Baumaterial.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310602170 | 2023-05-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU504510B1 true LU504510B1 (en) | 2023-12-18 |
Family
ID=89384454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU504510A LU504510B1 (en) | 2023-05-24 | 2023-06-15 | Machine-made sand geopolymer alkali activator concrete |
Country Status (1)
| Country | Link |
|---|---|
| LU (1) | LU504510B1 (de) |
-
2023
- 2023-06-15 LU LU504510A patent/LU504510B1/en active IP Right Grant
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Patent granted |
Effective date: 20231218 |