GB2044241A - Reinforced concrete - Google Patents
Reinforced concrete Download PDFInfo
- Publication number
- GB2044241A GB2044241A GB8007542A GB8007542A GB2044241A GB 2044241 A GB2044241 A GB 2044241A GB 8007542 A GB8007542 A GB 8007542A GB 8007542 A GB8007542 A GB 8007542A GB 2044241 A GB2044241 A GB 2044241A
- Authority
- GB
- United Kingdom
- Prior art keywords
- concrete
- cement
- weight
- mixture
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000011150 reinforced concrete Substances 0.000 title claims description 5
- 239000004567 concrete Substances 0.000 claims abstract description 54
- 239000004568 cement Substances 0.000 claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000005260 corrosion Methods 0.000 claims abstract description 22
- 230000007797 corrosion Effects 0.000 claims abstract description 22
- 239000011396 hydraulic cement Substances 0.000 claims abstract description 17
- 239000012615 aggregate Substances 0.000 claims abstract description 15
- 229910052751 metal Inorganic materials 0.000 claims abstract description 13
- 239000002184 metal Substances 0.000 claims abstract description 13
- 239000004576 sand Substances 0.000 claims abstract description 11
- 230000002401 inhibitory effect Effects 0.000 claims abstract description 9
- 239000011372 high-strength concrete Substances 0.000 claims abstract description 6
- 239000000203 mixture Substances 0.000 claims description 54
- RAFRTSDUWORDLA-UHFFFAOYSA-N phenyl 3-chloropropanoate Chemical compound ClCCC(=O)OC1=CC=CC=C1 RAFRTSDUWORDLA-UHFFFAOYSA-N 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 13
- 230000015572 biosynthetic process Effects 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- 230000001747 exhibiting effect Effects 0.000 claims description 6
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 5
- 239000003638 chemical reducing agent Substances 0.000 claims description 5
- 239000008030 superplasticizer Substances 0.000 claims 2
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 claims 1
- 235000012241 calcium silicate Nutrition 0.000 description 7
- 235000019976 tricalcium silicate Nutrition 0.000 description 7
- 239000011398 Portland cement Substances 0.000 description 6
- 229910052918 calcium silicate Inorganic materials 0.000 description 6
- 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 6
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 6
- 229910021534 tricalcium silicate Inorganic materials 0.000 description 6
- JHLNERQLKQQLRZ-UHFFFAOYSA-N calcium silicate Chemical compound [Ca+2].[Ca+2].[O-][Si]([O-])([O-])[O-] JHLNERQLKQQLRZ-UHFFFAOYSA-N 0.000 description 5
- 238000005755 formation reaction Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 230000002459 sustained effect Effects 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 235000010288 sodium nitrite Nutrition 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- AGWMJKGGLUJAPB-UHFFFAOYSA-N aluminum;dicalcium;iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Ca+2].[Ca+2].[Fe+3] AGWMJKGGLUJAPB-UHFFFAOYSA-N 0.000 description 2
- 229920005551 calcium lignosulfonate Polymers 0.000 description 2
- RYAGRZNBULDMBW-UHFFFAOYSA-L calcium;3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfonatopropyl)phenoxy]propane-1-sulfonate Chemical compound [Ca+2].COC1=CC=CC(CC(CS([O-])(=O)=O)OC=2C(=CC(CCCS([O-])(=O)=O)=CC=2)OC)=C1O RYAGRZNBULDMBW-UHFFFAOYSA-L 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- HOOWDPSAHIOHCC-UHFFFAOYSA-N dialuminum tricalcium oxygen(2-) Chemical compound [O--].[O--].[O--].[O--].[O--].[O--].[Al+3].[Al+3].[Ca++].[Ca++].[Ca++] HOOWDPSAHIOHCC-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 2
- QIVUCLWGARAQIO-OLIXTKCUSA-N (3s)-n-[(3s,5s,6r)-6-methyl-2-oxo-1-(2,2,2-trifluoroethyl)-5-(2,3,6-trifluorophenyl)piperidin-3-yl]-2-oxospiro[1h-pyrrolo[2,3-b]pyridine-3,6'-5,7-dihydrocyclopenta[b]pyridine]-3'-carboxamide Chemical compound C1([C@H]2[C@H](N(C(=O)[C@@H](NC(=O)C=3C=C4C[C@]5(CC4=NC=3)C3=CC=CN=C3NC5=O)C2)CC(F)(F)F)C)=C(F)C=CC(F)=C1F QIVUCLWGARAQIO-OLIXTKCUSA-N 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000000378 calcium silicate Substances 0.000 description 1
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000006253 efflorescence Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 150000004676 glycans Chemical class 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000580 poly(melamine) Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920000417 polynaphthalene Polymers 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 206010037844 rash Diseases 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000011780 sodium chloride Substances 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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/38—Fibrous materials; Whiskers
- C04B14/48—Metal
-
- 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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/04—Silica-rich materials; Silicates
- C04B14/06—Quartz; Sand
-
- 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
- C04B22/085—Acids or salts thereof containing nitrogen in the anion, e.g. nitrites
-
- 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
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/60—Agents for protection against chemical, physical or biological attack
- C04B2103/61—Corrosion inhibitors
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Civil Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Reinforcement Elements For Buildings (AREA)
- Rod-Shaped Construction Members (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US1808579A | 1979-03-06 | 1979-03-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2044241B GB2044241B (enrdf_load_stackoverflow) | |
GB2044241A true GB2044241A (en) | 1980-10-15 |
Family
ID=21786154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8007542A Expired - Lifetime GB2044241A (en) | 1979-03-06 | 1980-03-05 | Reinforced concrete |
Country Status (22)
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2504170A1 (enrdf_load_stackoverflow) * | 1981-04-15 | 1982-10-22 | Grace W R Ltd | |
FR2538801A1 (fr) * | 1983-01-03 | 1984-07-06 | Grace W R Ltd | Additif inhibant la corrosion pour des compositions de ciment et procede d'inhibition de la corrosion |
FR2562096A1 (fr) * | 1984-03-29 | 1985-10-04 | Onoda Const Materials Co Ltd | Processus pour empecher la corrosion de produits en acier noyes dans des produits inorganiques |
EP0330462A3 (en) * | 1988-02-24 | 1990-08-16 | W.R. Grace & Co.-Conn. | An improved rice hull ash concrete admixture |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4916648B2 (ja) * | 2004-07-02 | 2012-04-18 | 電気化学工業株式会社 | 防錆処理方法 |
EA021885B1 (ru) | 2008-11-28 | 2015-09-30 | Артуро Солис Эррера | Цементная композиция, которая содержит допа-меланин в качестве добавки, со значительно улучшенными физико-химическими и бактериологическими свойствами |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3427175A (en) * | 1965-06-14 | 1969-02-11 | Grace W R & Co | Accelerator for portland cement |
IT1076068B (it) * | 1976-06-28 | 1985-04-22 | Grace W R & Co | Composizione per proteggere dalla corrosione metallo in strutture a base di calcestruzzo,e metodo di suo impiego |
-
1980
- 1980-02-16 DE DE19803005896 patent/DE3005896A1/de active Granted
- 1980-02-18 IT IT19984/80A patent/IT1193258B/it active
- 1980-02-25 NZ NZ192963A patent/NZ192963A/xx unknown
- 1980-02-28 NL NL8001206A patent/NL8001206A/nl active Search and Examination
- 1980-02-29 ZA ZA00801164A patent/ZA801164B/xx unknown
- 1980-03-03 BR BR8001250A patent/BR8001250A/pt unknown
- 1980-03-04 AU AU56119/80A patent/AU528193B2/en not_active Expired
- 1980-03-05 DK DK094780A patent/DK157918C/da not_active IP Right Cessation
- 1980-03-05 FR FR8004963A patent/FR2460901B1/fr not_active Expired
- 1980-03-05 NO NO800637A patent/NO151544C/no unknown
- 1980-03-05 FI FI800677A patent/FI800677A7/fi not_active Application Discontinuation
- 1980-03-05 GB GB8007542A patent/GB2044241A/en not_active Expired - Lifetime
- 1980-03-05 JP JP2677480A patent/JPS55154368A/ja active Granted
- 1980-03-05 CH CH174780A patent/CH645872A5/de not_active IP Right Cessation
- 1980-03-05 SE SE8001745A patent/SE452454B/sv not_active IP Right Cessation
- 1980-03-06 AR AR280209A patent/AR227388A1/es active
- 1980-03-06 MX MX181450A patent/MX154260A/es unknown
- 1980-03-06 AT AT0124180A patent/AT379364B/de not_active IP Right Cessation
- 1980-03-06 BE BE0/199696A patent/BE882110A/fr not_active IP Right Cessation
-
1983
- 1983-08-10 SG SG48783A patent/SG48783G/en unknown
- 1983-12-15 HK HK674/83A patent/HK67483A/en not_active IP Right Cessation
-
1984
- 1984-12-30 MY MY341/84A patent/MY8400341A/xx unknown
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2504170A1 (enrdf_load_stackoverflow) * | 1981-04-15 | 1982-10-22 | Grace W R Ltd | |
FR2538801A1 (fr) * | 1983-01-03 | 1984-07-06 | Grace W R Ltd | Additif inhibant la corrosion pour des compositions de ciment et procede d'inhibition de la corrosion |
GB2132599A (en) * | 1983-01-03 | 1984-07-11 | Grace W R & Co | Corrosion inhibiting additive for cement compositions |
FR2562096A1 (fr) * | 1984-03-29 | 1985-10-04 | Onoda Const Materials Co Ltd | Processus pour empecher la corrosion de produits en acier noyes dans des produits inorganiques |
EP0330462A3 (en) * | 1988-02-24 | 1990-08-16 | W.R. Grace & Co.-Conn. | An improved rice hull ash concrete admixture |
Also Published As
Publication number | Publication date |
---|---|
NL8001206A (nl) | 1980-09-09 |
NZ192963A (en) | 1982-05-25 |
SE8001745L (enrdf_load_stackoverflow) | |
BR8001250A (pt) | 1980-12-23 |
FR2460901A1 (fr) | 1981-01-30 |
DE3005896A1 (de) | 1980-09-18 |
DE3005896C2 (enrdf_load_stackoverflow) | 1990-08-23 |
FI800677A7 (fi) | 1981-01-01 |
GB2044241B (enrdf_load_stackoverflow) | |
JPH0228532B2 (enrdf_load_stackoverflow) | 1990-06-25 |
AT379364B (de) | 1985-12-27 |
MY8400341A (en) | 1984-12-31 |
BE882110A (fr) | 1980-07-01 |
IT1193258B (it) | 1988-06-15 |
CH645872A5 (de) | 1984-10-31 |
DK157918B (da) | 1990-03-05 |
SE452454B (sv) | 1987-11-30 |
AR227388A1 (es) | 1982-10-29 |
ZA801164B (en) | 1981-03-25 |
HK67483A (en) | 1983-12-23 |
AU5611980A (en) | 1980-09-11 |
NO151544C (no) | 1985-05-02 |
NO800637L (no) | 1980-09-08 |
ATA124180A (de) | 1985-05-15 |
JPS55154368A (en) | 1980-12-01 |
SG48783G (en) | 1984-07-27 |
IT8019984A0 (it) | 1980-02-18 |
DK94780A (da) | 1980-09-07 |
FR2460901B1 (fr) | 1985-12-27 |
MX154260A (es) | 1987-06-29 |
DK157918C (da) | 1990-08-13 |
AU528193B2 (en) | 1983-04-21 |
NO151544B (no) | 1985-01-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PE20 | Patent expired after termination of 20 years |
Effective date: 20000304 |