KR100806637B1 - 강재부식방지성능이 있는 고강도 무수축 그라우트 조성물 - Google Patents
강재부식방지성능이 있는 고강도 무수축 그라우트 조성물 Download PDFInfo
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- KR100806637B1 KR100806637B1 KR20060106256A KR20060106256A KR100806637B1 KR 100806637 B1 KR100806637 B1 KR 100806637B1 KR 20060106256 A KR20060106256 A KR 20060106256A KR 20060106256 A KR20060106256 A KR 20060106256A KR 100806637 B1 KR100806637 B1 KR 100806637B1
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- 239000000203 mixture Substances 0.000 title claims abstract description 51
- 238000005260 corrosion Methods 0.000 title claims abstract description 40
- 230000007797 corrosion Effects 0.000 title claims abstract description 38
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 37
- 239000010959 steel Substances 0.000 title claims abstract description 37
- 239000011444 non-shrink grout Substances 0.000 title description 9
- 239000011440 grout Substances 0.000 claims abstract description 45
- 239000000463 material Substances 0.000 claims abstract description 43
- 239000004568 cement Substances 0.000 claims abstract description 31
- 239000000843 powder Substances 0.000 claims abstract description 31
- 239000010440 gypsum Substances 0.000 claims abstract description 17
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 17
- 239000011398 Portland cement Substances 0.000 claims abstract description 13
- 239000011575 calcium Substances 0.000 claims abstract description 11
- 239000002893 slag Substances 0.000 claims abstract description 11
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 10
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims abstract description 9
- 239000003112 inhibitor Substances 0.000 claims abstract description 9
- 239000004576 sand Substances 0.000 claims abstract description 9
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 8
- 239000002270 dispersing agent Substances 0.000 claims abstract description 7
- 239000002245 particle Substances 0.000 claims abstract description 7
- 239000000701 coagulant Substances 0.000 claims abstract description 3
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 claims description 6
- RAFRTSDUWORDLA-UHFFFAOYSA-N phenyl 3-chloropropanoate Chemical group ClCCC(=O)OC1=CC=CC=C1 RAFRTSDUWORDLA-UHFFFAOYSA-N 0.000 claims description 4
- 229910017053 inorganic salt Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 235000010288 sodium nitrite Nutrition 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 abstract description 26
- 230000035515 penetration Effects 0.000 abstract description 14
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 239000004570 mortar (masonry) Substances 0.000 abstract description 4
- 230000002401 inhibitory effect Effects 0.000 abstract description 3
- 230000008602 contraction Effects 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 23
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- -1 calcium aluminum hydrate Chemical compound 0.000 description 6
- 238000010998 test method Methods 0.000 description 6
- 239000000460 chlorine Substances 0.000 description 5
- 238000005336 cracking Methods 0.000 description 5
- 238000011161 development Methods 0.000 description 5
- 229910052500 inorganic mineral Inorganic materials 0.000 description 5
- 239000011707 mineral Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- RGHNJXZEOKUKBD-SQOUGZDYSA-N D-gluconic acid Chemical class OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000011049 filling Methods 0.000 description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 4
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 3
- RGHNJXZEOKUKBD-UHFFFAOYSA-N D-gluconic acid Chemical class OCC(O)C(O)C(O)C(O)C(O)=O RGHNJXZEOKUKBD-UHFFFAOYSA-N 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 230000000740 bleeding effect Effects 0.000 description 3
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 3
- ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical class OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 238000005345 coagulation Methods 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 3
- 239000004567 concrete Substances 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 239000000174 gluconic acid Chemical class 0.000 description 3
- 235000012208 gluconic acid Nutrition 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- XUMBMVFBXHLACL-UHFFFAOYSA-N Melanin Chemical compound O=C1C(=O)C(C2=CNC3=C(C(C(=O)C4=C32)=O)C)=C2C4=CNC2=C1C XUMBMVFBXHLACL-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- BYFGZMCJNACEKR-UHFFFAOYSA-N aluminium(i) oxide Chemical compound [Al]O[Al] BYFGZMCJNACEKR-UHFFFAOYSA-N 0.000 description 2
- 239000001110 calcium chloride Substances 0.000 description 2
- 229910001628 calcium chloride Inorganic materials 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 229910001448 ferrous ion Inorganic materials 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 239000011396 hydraulic cement Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 150000002826 nitrites Chemical class 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 2
- 239000010920 waste tyre Substances 0.000 description 2
- 229910001341 Crude steel Inorganic materials 0.000 description 1
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 1
- MXRIRQGCELJRSN-UHFFFAOYSA-N O.O.O.[Al] Chemical compound O.O.O.[Al] MXRIRQGCELJRSN-UHFFFAOYSA-N 0.000 description 1
- 229910004283 SiO 4 Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000003513 alkali Substances 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
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical class OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Chemical class 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
- 229910052918 calcium silicate Inorganic materials 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
- XFWJKVMFIVXPKK-UHFFFAOYSA-N calcium;oxido(oxo)alumane Chemical compound [Ca+2].[O-][Al]=O.[O-][Al]=O XFWJKVMFIVXPKK-UHFFFAOYSA-N 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000003100 immobilizing effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000010534 mechanism of action Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910001961 silver nitrate Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 235000000346 sugar Nutrition 0.000 description 1
- 150000008163 sugars Chemical class 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000004552 water soluble powder Substances 0.000 description 1
Images
Classifications
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- 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
- 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
- C04B28/06—Aluminous cements
- C04B28/065—Calcium aluminosulfate cements, e.g. cements hydrating into ettringite
-
- 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
- C04B11/00—Calcium sulfate cements
- C04B11/002—Mixtures of different CaSO4-modifications, e.g. plaster of Paris and anhydrite, used as 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
- 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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/0076—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials characterised by the grain distribution
-
- 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
- C04B7/00—Hydraulic cements
- C04B7/32—Aluminous cements
- C04B7/323—Calcium aluminosulfate cements, e.g. cements hydrating into ettringite
-
- 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
- C04B2103/40—Surface-active agents, dispersants
- C04B2103/408—Dispersants
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/26—Corrosion of reinforcement resistance
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/34—Non-shrinking or non-cracking materials
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/70—Grouts, e.g. injection mixtures for cables for prestressed concrete
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Civil Engineering (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
Description
구 분 | 시멘트계 분말조성물 (중량부) | |||
시멘트* | C4A3S | 무수석고 | 반수석고 | |
실시예 1 | 100 | 17 | 10 | 5 |
실시예 2 | 100 | 21 | 10 | 5 |
실시예 3 | 100 | 19 | 12 | 3 |
실시예 4 | 100 | 19 | 11 | 6 |
비교예 1 | 100 | 10 | 9 | 6 |
비교예 2 | 100 | 26 | 9 | 6 |
비교예 3 | 100 | 19 | 15 | 0 |
구 분 | 그라우트재 조성물 (중량부) | |||||
시멘트계 분말조성물* | 혼화제** | 수산화 알루미늄 | 고로슬래그 미분말*** | 부식 방지재**** | 모래 | |
실시예 1 | 100 | 1.5 | 0.2 | 6 | 0.7 | 112 |
실시예 2 | 100 | 1.5 | 0.2 | 6 | 0.7 | 112 |
실시예 3 | 100 | 1.5 | 0.2 | 6 | 0.7 | 112 |
실시예 4 | 100 | 1.5 | 0.2 | 6 | 0.7 | 112 |
비교예 1 | 100 | 1.5 | 0.2 | 6 | 0.7 | 112 |
비교예 2 | 100 | 1.5 | 0.2 | 6 | 0.7 | 112 |
비교예 3 | 100 | 1.5 | 0.2 | 6 | 0.7 | 112 |
구 분 | 유하시간 (초) | 블리딩율 (%) | 초기응결 (hr : min) | 팽창높이 (%) | 압축강도 (kgf/cm2) | |||||
3일 | 7일 | 28일 | 1일 | 3일 | 7일 | 28일 | ||||
실시예 1 | 44 | 0 | 3 : 40 | 0.08 | 0.05 | 0.04 | 273 | 435 | 544 | 678 |
실시예 2 | 42 | 0 | 4 : 30 | 0.11 | 0.08 | 0.07 | 265 | 451 | 568 | 708 |
실시예 3 | 43 | 0 | 4 : 10 | 0.06 | 0.04 | 0.04 | 251 | 439 | 542 | 683 |
실시예 4 | 47 | 0 | 3 : 40 | 0.09 | 0.07 | 0.06 | 292 | 487 | 573 | 661 |
비교예 1 | 72 | 0 | 1 : 50 | 0.27 | 0.36 | 0.42 | 332 | 514 | 587 | 634 |
비교예 2 | 45 | 0 | 4 : 50 | 0.02 | -0.01 | -0.03 | 214 | 418 | 521 | 611 |
비교예 3 | 41 | 0 | 4 : 20 | 0.01 | 0.01 | -0.02 | 222 | 423 | 517 | 628 |
구 분 | 그라우트재 조성물 (중량부) | |||||
시멘트계 분말조성물* | 혼화제* | 수산화 알루미늄 | 고로슬래그 미분말* | 부식 방지재* | 모래 | |
실시예 5 | 100 | 1.5 | 0.1 | 6 | 0.7 | 112 |
실시예 6 | 100 | 1.5 | 0.3 | 6 | 0.7 | 112 |
실시예 7 | 100 | 1.5 | 0.2 | 5 | 0.7 | 112 |
실시예 8 | 100 | 1.5 | 0.2 | 8 | 0.7 | 112 |
실시예 9 | 100 | 1.5 | 0.2 | 6 | 0.3 | 112 |
실시예 10 | 100 | 1.5 | 0.2 | 6 | 1.0 | 112 |
비교예 4 | 100 | 1.5 | 0.2 | 6 | 1.6 | 112 |
비교예 5 | 100 | 1.5 | 0 | 0 | 0.7 | 112 |
비교예 6 | 100 | 1.5 | 0.5 | 6 | 0 | 112 |
비교예 7 | 100 | 1.5 | 0 | 0 | 0 | 112 |
비교예 8 | 시판 그라우트재 제품 |
구 분 | 유하시간 (초) | 초기응결 (hr : min) | 팽창높이 (%) | 압축강도 (kgf/cm2) | 염분침투 깊이(mm) | 방청율1) (%) | |||||
3일 | 7일 | 28일 | 1일 | 3일 | 7일 | 28일 | |||||
실시예 5 | 42 | 3 : 50 | 0.06 | 0.03 | 0.02 | 265 | 445 | 551 | 699 | 4.3 | 99.0 |
실시예 6 | 46 | 4 : 00 | 0.07 | 0.06 | 0.04 | 285 | 467 | 562 | 688 | 3.4 | 98.3 |
실시예 7 | 45 | 4 : 10 | 0.05 | 0.04 | 0.03 | 248 | 451 | 558 | 707 | 3.7 | 99.2 |
실시예 8 | 44 | 4 : 30 | 0.03 | 0.02 | 0.02 | 232 | 434 | 538 | 714 | 3.0 | 98.8 |
실시예 9 | 43 | 4 : 05 | 0.04 | 0.03 | 0.03 | 261 | 448 | 573 | 696 | 3.1 | 97.4 |
실시예10 | 45 | 4 : 15 | 0.03 | 0.02 | 0.02 | 254 | 450 | 538 | 684 | 3.3 | 100 |
비교예 4 | 68 | 3 : 30 | 0.02 | 0.02 | 0.01 | 228 | 434 | 521 | 662 | 3.2 | 100 |
비교예 5 | 44 | 4 : 00 | 0.04 | 0.03 | 0.03 | 248 | 462 | 554 | 702 | 8.3 | 98.5 |
비교예 6 | 72 | 3 : 40 | 0.06 | 0.05 | 0.04 | 267 | 487 | 550 | 687 | 2.8 | 42 |
비교예 7 | 41 | 4 : 10 | 0.05 | 0.04 | 0.04 | 276 | 471 | 583 | 714 | 10.2 | 34 |
비교예 8 | 46 | 4 : 30 | 0.03 | 0.03 | 0.02 | 238 | 449 | 531 | 662 | 9.8 | 27 |
Claims (3)
- (정정) 포틀랜트 시멘트, 칼슘알루미노설페이트 및 석고가 혼합된 시멘트계 분말조성물 100중량부에 대해, 분산제 1~2중량부, 응결조절제 0.06~ 0.1 중량부, 내염성혼합재로 수산화알루미늄 0.1 ~ 0.4중량부, 고로슬래그계 미분말 5 ~ 10 중량부, 강재부식방지제 0.3 ~ 1.4중량부 및 최대 입경이 3mm이하인 모래 105 ~ 125 중량부를 혼합한 것을 특징으로 하는 그라우트재 조성물.
- (정정) 제1항에 있어서,상기 시멘트계 분말조성물은 포틀랜트 시멘트 100 중량부에 대해 C4A3S 16 내지 23 중량부 및 석고 12 내지 17 중량부로 구성된 것을 특징으로 하는 그라우트재 조성물.
- (정정) 제1항에 있어서,상기 강재부식방지제는 양극형 무기염이 아질산칼슘 또는 아질산나트륨인것을 특징으로 하는 그라우트재 조성물.
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