FI69825B - Hydraulisk cementblandning som innehaoller ett tillsatsaemne som accelerer haerdningen och ett foerfarande foer acceleringav haerdningen hos hydrauliska cementblandningar - Google Patents
Hydraulisk cementblandning som innehaoller ett tillsatsaemne som accelerer haerdningen och ett foerfarande foer acceleringav haerdningen hos hydrauliska cementblandningar Download PDFInfo
- Publication number
- FI69825B FI69825B FI831620A FI831620A FI69825B FI 69825 B FI69825 B FI 69825B FI 831620 A FI831620 A FI 831620A FI 831620 A FI831620 A FI 831620A FI 69825 B FI69825 B FI 69825B
- Authority
- FI
- Finland
- Prior art keywords
- cement
- weight
- hydraulic
- mixture
- salt
- Prior art date
Links
- 239000000203 mixture Substances 0.000 claims description 73
- 239000004568 cement Substances 0.000 claims description 54
- 239000000654 additive Substances 0.000 claims description 35
- 239000011396 hydraulic cement Substances 0.000 claims description 29
- ZMZDMBWJUHKJPS-UHFFFAOYSA-N thiocyanic acid Chemical compound SC#N ZMZDMBWJUHKJPS-UHFFFAOYSA-N 0.000 claims description 25
- 230000000996 additive effect Effects 0.000 claims description 24
- 239000011398 Portland cement Substances 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 12
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 claims description 10
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 10
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 9
- 150000003567 thiocyanates Chemical class 0.000 claims description 8
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 7
- 150000003839 salts Chemical class 0.000 claims description 7
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 claims description 5
- 150000003863 ammonium salts Chemical class 0.000 claims description 4
- VGTPCRGMBIAPIM-UHFFFAOYSA-M sodium thiocyanate Chemical group [Na+].[S-]C#N VGTPCRGMBIAPIM-UHFFFAOYSA-M 0.000 claims description 4
- 229910052783 alkali metal Inorganic materials 0.000 claims description 3
- 150000001340 alkali metals Chemical class 0.000 claims description 3
- ALWXETURCOIGIZ-UHFFFAOYSA-N 1-nitropropylbenzene Chemical group CCC([N+]([O-])=O)C1=CC=CC=C1 ALWXETURCOIGIZ-UHFFFAOYSA-N 0.000 claims 2
- SXTGAOTXVOMSFW-UHFFFAOYSA-L magnesium;dithiocyanate Chemical compound [Mg+2].[S-]C#N.[S-]C#N SXTGAOTXVOMSFW-UHFFFAOYSA-L 0.000 claims 2
- ZNNZYHKDIALBAK-UHFFFAOYSA-M potassium thiocyanate Chemical compound [K+].[S-]C#N ZNNZYHKDIALBAK-UHFFFAOYSA-M 0.000 claims 2
- 229940116357 potassium thiocyanate Drugs 0.000 claims 2
- 239000004567 concrete Substances 0.000 description 23
- 230000027455 binding Effects 0.000 description 10
- 238000009739 binding Methods 0.000 description 10
- 238000012360 testing method Methods 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 239000004570 mortar (masonry) Substances 0.000 description 7
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 6
- 239000011575 calcium Substances 0.000 description 6
- 229910052791 calcium Inorganic materials 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 239000002893 slag Substances 0.000 description 4
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- -1 alkanolamines Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000000460 chlorine Substances 0.000 description 3
- 230000001627 detrimental effect Effects 0.000 description 3
- 239000010881 fly ash Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000001110 calcium chloride Substances 0.000 description 2
- 229910001628 calcium chloride Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000036571 hydration Effects 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 230000000979 retarding effect Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 2
- 235000019345 sodium thiosulphate Nutrition 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- YDIKCZBMBPOGFT-DIONPBRTSA-N (2s,3r,4s,5s,6r)-2-[5,7-dihydroxy-2-(4-hydroxy-3,5-dimethoxyphenyl)chromenylium-3-yl]oxy-6-(hydroxymethyl)oxane-3,4,5-triol;chloride Chemical compound [Cl-].COC1=C(O)C(OC)=CC(C=2C(=CC=3C(O)=CC(O)=CC=3[O+]=2)O[C@H]2[C@@H]([C@@H](O)[C@H](O)[C@@H](CO)O2)O)=C1 YDIKCZBMBPOGFT-DIONPBRTSA-N 0.000 description 1
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 description 1
- CBOCVOKPQGJKKJ-UHFFFAOYSA-L Calcium formate Chemical compound [Ca+2].[O-]C=O.[O-]C=O CBOCVOKPQGJKKJ-UHFFFAOYSA-L 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910017489 Cu I Inorganic materials 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229920001732 Lignosulfonate Polymers 0.000 description 1
- 239000004133 Sodium thiosulphate Substances 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- ZMZDMBWJUHKJPS-UHFFFAOYSA-M Thiocyanate anion Chemical compound [S-]C#N ZMZDMBWJUHKJPS-UHFFFAOYSA-M 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- UCUJUFDOQOJLBE-UHFFFAOYSA-N [Cl].[Ca] Chemical compound [Cl].[Ca] UCUJUFDOQOJLBE-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 125000005233 alkylalcohol group Chemical group 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- SOIFLUNRINLCBN-UHFFFAOYSA-N ammonium thiocyanate Chemical compound [NH4+].[S-]C#N SOIFLUNRINLCBN-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229940044172 calcium formate Drugs 0.000 description 1
- 235000019255 calcium formate Nutrition 0.000 description 1
- 239000004281 calcium formate Substances 0.000 description 1
- 229920005551 calcium lignosulfonate Polymers 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000011456 concrete brick Substances 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- BCAARMUWIRURQS-UHFFFAOYSA-N dicalcium;oxocalcium;silicate Chemical compound [Ca+2].[Ca+2].[Ca]=O.[O-][Si]([O-])([O-])[O-] BCAARMUWIRURQS-UHFFFAOYSA-N 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- KIWUVOGUEXMXSV-UHFFFAOYSA-N rhodanine Chemical class O=C1CSC(=S)N1 KIWUVOGUEXMXSV-UHFFFAOYSA-N 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 235000000346 sugar Nutrition 0.000 description 1
- 150000008163 sugars Chemical class 0.000 description 1
- GVCGWXSZNUOTDW-UHFFFAOYSA-N sulfo cyanate Chemical compound OS(=O)(=O)OC#N GVCGWXSZNUOTDW-UHFFFAOYSA-N 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 229910021534 tricalcium silicate Inorganic materials 0.000 description 1
- 235000019976 tricalcium silicate Nutrition 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
- C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators or shrinkage compensating agents
- C04B22/08—Acids or salts thereof
-
- 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
- C04B28/02—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 hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- 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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/12—Nitrogen containing compounds organic derivatives of hydrazine
- C04B24/121—Amines, polyamines
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Claims (16)
1. Hydraulisk cementblandning som bestär av hydraulisk cement; ballast för betong i en mängd upp till 80 vikt-%, 5 baserat pä totala vikten av cementblandningen; tillräckligt med vatten för ästadkommande av hydraulisk härdning av cementen; och ett tillsatsmedel; kännetecknad därav, att tillsatsmedlet bestär av en blandning av ett alkali-och/eller jordalkalimetall- eller ammoniumsalt av tiocyansyra 10 i en mängd av 0,25-1,5 vikt-%, baserat pä vikten av cementen, och etanolamin, dietanolamin och/eller trietanolamin i en mängd av 0,01-0,04 vikt-%, baserat pä vikten av cementen.
2. Hydrauliskcementblandning enligt patentkravet 1, kännetecknad därav, att den hydrauliska cementen 15 omfattar portlandcement.
3. Hydrauli sk cementblandning enligt patentkravet 1, kännetecknad därav, att tiocyanatsaltet är när-varande i en mängd av 0,5-1,5 vikt-%, baserat pä vikten av cementen.
4. Hydraulisk cementblandning enligt patentkravet 1, känne tecknad därav, att saltet av tiocyansyran är natriumtiocyanat.
5. Hydraulisk cementblandning enligt patentkravet 1, kännetecknad därav, att saltet av tiocyansyra 25 är kaliumtiocyanat.
6. Hydraulisk cementblandning enligt patentkravet 1, kännetecknad därav, att saltet av tiocyansyra är kalsiumtiocyanat.
7. Hydraulisk cementblandning enligt patentkravet 1, 30 kännetecknad därav, att saltet av tiocyansyra är magnesiumtiocyanat.
8. Hydraulisk cementblandning enligt patentkravet 1, kännetecknad därav, att ballasten för betong är närvarande i en mängd av 20-80 vikt-%, baserat pä totala 35 vikten av cementblandningen.
9. Förfarande för accelerering av härdningen hos hydrauliska cementblandningar, vilka bestär av hydraulisk
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/301,904 US4373956A (en) | 1981-09-14 | 1981-09-14 | Additive for hydraulic cement mixes |
| US30190481 | 1981-09-14 | ||
| US8201226 | 1982-09-10 | ||
| PCT/US1982/001226 WO1983001061A1 (en) | 1981-09-14 | 1982-09-10 | Additive for hydraulic cement mixes |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI831620A0 FI831620A0 (fi) | 1983-05-10 |
| FI831620L FI831620L (fi) | 1983-05-10 |
| FI69825B true FI69825B (fi) | 1985-12-31 |
| FI69825C FI69825C (fi) | 1986-05-26 |
Family
ID=23165389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI831620A FI69825C (fi) | 1981-09-14 | 1983-05-10 | Hydraulisk cementblandning som innehaoller ett tillsatsaemne som accelerer haerdningen och ett foerfarande foer acceleringav haerdningen hos hydrauliska cementblandningar |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US4373956A (sv) |
| EP (1) | EP0077129B1 (sv) |
| JP (1) | JPS5879853A (sv) |
| KR (1) | KR890002885B1 (sv) |
| AR (1) | AR227750A1 (sv) |
| AU (1) | AU557401B2 (sv) |
| BR (1) | BR8207857A (sv) |
| CA (1) | CA1187908A (sv) |
| DE (1) | DE3268563D1 (sv) |
| DK (1) | DK215183D0 (sv) |
| ES (1) | ES8403842A1 (sv) |
| FI (1) | FI69825C (sv) |
| MX (1) | MX157328A (sv) |
| NO (1) | NO831591L (sv) |
| NZ (1) | NZ201882A (sv) |
| PT (1) | PT75539B (sv) |
| WO (1) | WO1983001061A1 (sv) |
| ZA (1) | ZA826542B (sv) |
Families Citing this family (50)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4473405A (en) * | 1983-04-11 | 1984-09-25 | Martin Marietta Corporation | Admixture for hydraulic cement |
| SE452607B (sv) * | 1983-04-29 | 1987-12-07 | Ceskoslovenska Akademie Ved | Snabb-bindande hoghallfasthetscementbindemedel samt forfarande for framstellning derav |
| GB8316819D0 (en) * | 1983-06-21 | 1983-07-27 | Unilever Plc | Cementiferous compositions |
| US4676832A (en) * | 1984-10-26 | 1987-06-30 | Halliburton Company | Set delayed cement compositions and methods of using the same |
| JPS61141649A (ja) * | 1984-12-14 | 1986-06-28 | 日産化学工業株式会社 | セメント組成物 |
| CA1325863C (en) * | 1986-04-03 | 1994-01-04 | National Starch And Chemical Corporation | Cementiferous compositions and additives for use in such compositions |
| US4915740A (en) * | 1986-09-25 | 1990-04-10 | Denki Kagaku Kogyo Kabushiki Kaisha | Hydraulic material composition having high strength |
| JPS63129049A (ja) * | 1986-11-19 | 1988-06-01 | 山陽国策パルプ株式会社 | Ａｅ減水剤 |
| US4859367A (en) * | 1987-10-02 | 1989-08-22 | Joseph Davidovits | Waste solidification and disposal method |
| US4990190A (en) * | 1989-10-06 | 1991-02-05 | W. R. Grace & Co.-Conn. | Strength enhancing additive for certain portland cements |
| US5017234A (en) * | 1989-10-06 | 1991-05-21 | W. R. Grace & Co.-Conn. | Processing additives for blended cements |
| US5084103A (en) * | 1989-10-06 | 1992-01-28 | W. R. Grace & Co.-Conn. | Strength enhancing additive for certain portland cements |
| US4943323A (en) * | 1989-10-06 | 1990-07-24 | W. R. Grace & Co.-Conn. | Processing additives for blended cements |
| US5076852A (en) * | 1990-07-20 | 1991-12-31 | Atlantic Richfield Company | Cementing oil and gas wells |
| US5038863A (en) * | 1990-07-20 | 1991-08-13 | Altantic Richfield Company | Cementing oil and gas wells |
| FR2693719B1 (fr) * | 1992-07-15 | 1994-10-07 | Roquette Freres | Agent augmentant la vitesse de durcissement des ciments, des mortiers et des bétons tout en maintenant leur maniabilité. |
| US5306344A (en) * | 1992-12-02 | 1994-04-26 | Edward C. Levy Company | Mixture of portland cement concrete materials for freeze/thaw resistance |
| US5772751A (en) * | 1995-10-26 | 1998-06-30 | College Of Judea And Samaria | Cement-bound light-weight insulating structural monolithic aggregate concrete |
| CA2262855C (en) * | 1997-05-15 | 2007-11-20 | Mbt Holding Ag | A cementitious mixture containing high pozzolan cement replacement and compatibilizing admixtures therefor |
| CA2208275A1 (fr) | 1997-08-04 | 1999-02-04 | Ciments Francais | Methode d'amelioration des resistances a court terme des betons |
| US6048393A (en) * | 1998-05-26 | 2000-04-11 | W.R. Grace & Co. -Conn. | Processing additives for hydraulic cements |
| TW416937B (en) * | 1997-10-01 | 2001-01-01 | Grace W R & Co | Improved processing additives for hydraulic cements |
| DK1044175T3 (da) | 1998-08-14 | 2003-03-17 | Mbt Holding Ag | Cementblandinger med højt pozzolanindhold |
| WO2000009459A1 (en) | 1998-08-14 | 2000-02-24 | Mbt Holding Ag | Cementitious dry cast mixture |
| CN1083806C (zh) * | 1999-02-04 | 2002-05-01 | 中国科学院广州化学研究所 | 一种β－萘磺酸甲醛缩合物季铵盐型混凝土外加剂 |
| JP4727020B2 (ja) * | 1999-03-29 | 2011-07-20 | 電気化学工業株式会社 | セメント組成物 |
| CN1083807C (zh) * | 1999-05-28 | 2002-05-01 | 中国科学院广州化学研究所 | 水泥混凝土改性的方法 |
| US6861459B2 (en) * | 1999-07-09 | 2005-03-01 | Construction Research & Technology Gmbh | Oligomeric dispersant |
| EP1270529A1 (de) * | 2001-06-22 | 2003-01-02 | Sika AG, vorm. Kaspar Winkler & Co. | Verfahren zur Beschleunigung des Abbindens und Erhärtens von hydraulischen Bindemitteln und hierfür zu verwendende Gemische |
| FR2833627B1 (fr) * | 2001-12-19 | 2004-07-02 | Lafarge Aluminates | Procede et dispositif pour le comblement d'une cavite au moyen d'un mortier |
| US6767399B2 (en) | 2002-01-08 | 2004-07-27 | The Euclid Chemical Company | Admixture for producing cementitious compositions having good fluidity and high early compressive strength |
| US6869474B2 (en) * | 2002-08-29 | 2005-03-22 | United States Gypsum Company | Very fast setting cementitious composition |
| US6858075B1 (en) * | 2004-02-10 | 2005-02-22 | The United States Of America As Represented By The Department Of The Interior, Bureau Of Reclamation | Thin concrete repair composition for alkali-aggregate reaction affected concrete |
| US7247201B2 (en) * | 2004-10-07 | 2007-07-24 | Ronald Barbour | Pre-blend cement compositions containing non-chloride accelerators |
| US7670427B2 (en) | 2007-06-06 | 2010-03-02 | United States Gypsum Company | Very fast setting cementitious composition with high early-age compressive strength |
| EP2090560A1 (en) | 2008-01-30 | 2009-08-19 | Schlumberger Holdings Limited | Chemical activation for cement setting |
| EP2105419A1 (en) * | 2008-03-28 | 2009-09-30 | Lafarge | Additives for cement |
| US8007584B2 (en) * | 2008-08-08 | 2011-08-30 | Formulated Solutions, Llc | Compositions for use in construction and methods of applying the same |
| US8177903B2 (en) | 2008-12-19 | 2012-05-15 | Lafarge | Hydraulic binder with a base of sulfoaluminate clinker and portland clinker |
| FR2946978B1 (fr) | 2009-06-17 | 2011-08-05 | Lafarge Sa | Procede industriel de fabrication de clinker sulfoalumineux |
| FR2949112B1 (fr) | 2009-08-17 | 2012-10-26 | Lafarge Sa | Additifs pour liant hydraulique a base de clinker belite - calcium - sulphoalumineux - ferrite (bcsaf) |
| AU2010297199A1 (en) * | 2009-09-21 | 2012-04-05 | Sika Technology Ag | Iron(III)-complexing agent for stabilizing comb polymers in mineral binding agents |
| KR101305536B1 (ko) * | 2011-10-20 | 2013-09-17 | 서호섭 | 콘크리트용 화학 혼화제 및 이를 위한 첨가제 |
| JP6470131B2 (ja) * | 2015-06-26 | 2019-02-13 | 花王株式会社 | 遠心成型用水硬性組成物 |
| US11448052B2 (en) | 2020-06-17 | 2022-09-20 | Saudi Arabian Oil Company | Cement and anti-corrosion fluid for casing isolation |
| US11453816B2 (en) | 2020-07-06 | 2022-09-27 | Saudi Arabian Oil Company | Accelerated cement compositions and methods for treating lost circulation zones |
| US11939520B2 (en) | 2020-08-12 | 2024-03-26 | Saudi Arabian Oil Company | Methods and cement compositions for reducing corrosion of wellbore casings |
| US11485894B2 (en) | 2020-08-17 | 2022-11-01 | Saudi Arabian Oil Company | Accelerated cement compositions and methods for top-job cementing of a wellbore to reduce corrosion |
| KR102522062B1 (ko) * | 2022-04-29 | 2023-04-17 | 김찬수 | 내구성이 우수한 균열 저감형 신축이음부용 후타재 조성물 및 이를 이용한 시공방법 |
| EP4378909A1 (en) | 2022-11-29 | 2024-06-05 | Sika Technology AG | Accelerators for mineral binder compositions |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE578716C (de) * | 1931-02-18 | 1933-06-16 | Chem Fab Gruenau Landshoff & M | Verfahren zur Verbesserung von Zement und Zementmoertel |
| US2437842A (en) * | 1946-03-25 | 1948-03-16 | Frank G Uhler | Mortar and cement compositions |
| US2959489A (en) * | 1957-11-12 | 1960-11-08 | Tile Council Of America | High temperature portland cement mortars |
| AT303597B (de) * | 1970-05-12 | 1972-11-27 | Kaspar Winkler & Co | Verfahren zur Herstellung von Zement, Mörtel oder Beton mit verbesserten Eigenschaften |
| US3801338A (en) * | 1972-07-10 | 1974-04-02 | Fosroc Ag | Cement additives |
| JPS5224530A (en) * | 1975-07-01 | 1977-02-24 | Matsushita Electric Ind Co Ltd | Image formation method |
| DE2611419C3 (de) * | 1976-03-18 | 1980-07-10 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt | Zusatzmittel für hydraulische Zementgemische und seine Verwendung |
| JPS5336851A (en) * | 1977-09-28 | 1978-04-05 | Hitachi Ltd | Device for automatically stopping elevator cage at floor upon electric power service interruption |
| NL7904551A (nl) * | 1979-06-11 | 1980-12-15 | Akzo Nv | Hulpstof ter verkrijging van een snellere binding en/of verharding van een hydraulisch cement. |
| JPH074906A (ja) * | 1993-06-16 | 1995-01-10 | Sumitomo Electric Ind Ltd | 海底布設物探査装置 |
-
1981
- 1981-09-14 US US06/301,904 patent/US4373956A/en not_active Expired - Lifetime
-
1982
- 1982-09-07 ZA ZA826542A patent/ZA826542B/xx unknown
- 1982-09-08 KR KR8204069A patent/KR890002885B1/ko not_active Expired
- 1982-09-08 DE DE8282304722T patent/DE3268563D1/de not_active Expired
- 1982-09-08 EP EP82304722A patent/EP0077129B1/en not_active Expired
- 1982-09-10 NZ NZ201882A patent/NZ201882A/en unknown
- 1982-09-10 AU AU89577/82A patent/AU557401B2/en not_active Ceased
- 1982-09-10 CA CA000411226A patent/CA1187908A/en not_active Expired
- 1982-09-10 PT PT75539A patent/PT75539B/pt not_active IP Right Cessation
- 1982-09-10 JP JP57156925A patent/JPS5879853A/ja active Granted
- 1982-09-10 BR BR8207857A patent/BR8207857A/pt not_active IP Right Cessation
- 1982-09-10 WO PCT/US1982/001226 patent/WO1983001061A1/en not_active Ceased
- 1982-09-13 MX MX194381A patent/MX157328A/es unknown
- 1982-09-13 AR AR290630A patent/AR227750A1/es active
- 1982-09-14 ES ES515696A patent/ES8403842A1/es not_active Expired
-
1983
- 1983-05-05 NO NO831591A patent/NO831591L/no unknown
- 1983-05-10 FI FI831620A patent/FI69825C/fi not_active IP Right Cessation
- 1983-05-13 DK DK2151/83A patent/DK215183D0/da not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| FI831620A0 (fi) | 1983-05-10 |
| KR840001527A (ko) | 1984-05-07 |
| ES515696A0 (es) | 1984-04-01 |
| EP0077129B1 (en) | 1986-01-15 |
| DE3268563D1 (en) | 1986-02-27 |
| NZ201882A (en) | 1984-08-24 |
| JPS623792B2 (sv) | 1987-01-27 |
| FI69825C (fi) | 1986-05-26 |
| JPS5879853A (ja) | 1983-05-13 |
| NO831591L (no) | 1983-05-05 |
| PT75539A (en) | 1982-10-01 |
| DK215183A (da) | 1983-05-13 |
| MX157328A (es) | 1988-11-15 |
| WO1983001061A1 (en) | 1983-03-31 |
| DK215183D0 (da) | 1983-05-13 |
| US4373956A (en) | 1983-02-15 |
| ZA826542B (en) | 1983-07-27 |
| CA1187908A (en) | 1985-05-28 |
| AU557401B2 (en) | 1986-12-18 |
| PT75539B (en) | 1984-12-12 |
| AR227750A1 (es) | 1982-11-30 |
| ES8403842A1 (es) | 1984-04-01 |
| KR890002885B1 (ko) | 1989-08-08 |
| FI831620L (fi) | 1983-05-10 |
| BR8207857A (pt) | 1983-08-30 |
| EP0077129A1 (en) | 1983-04-20 |
| AU8957782A (en) | 1983-04-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: SANDOZ LTD |