KR102181104B1 - 산업부산물을 이용한 경화촉진형 콘크리트 2차 제품용 시멘트 조성물 - Google Patents
산업부산물을 이용한 경화촉진형 콘크리트 2차 제품용 시멘트 조성물 Download PDFInfo
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- KR102181104B1 KR102181104B1 KR1020180137363A KR20180137363A KR102181104B1 KR 102181104 B1 KR102181104 B1 KR 102181104B1 KR 1020180137363 A KR1020180137363 A KR 1020180137363A KR 20180137363 A KR20180137363 A KR 20180137363A KR 102181104 B1 KR102181104 B1 KR 102181104B1
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- 239000004567 concrete Substances 0.000 title claims abstract description 46
- 239000004568 cement Substances 0.000 title claims abstract description 37
- 239000000047 product Substances 0.000 title abstract description 49
- 239000006227 byproduct Substances 0.000 title abstract description 12
- 239000000843 powder Substances 0.000 claims abstract description 47
- 239000002893 slag Substances 0.000 claims abstract description 32
- 239000000203 mixture Substances 0.000 claims abstract description 31
- 239000010881 fly ash Substances 0.000 claims abstract description 29
- 239000010440 gypsum Substances 0.000 claims abstract description 22
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 22
- 238000002485 combustion reaction Methods 0.000 claims abstract description 16
- 239000003245 coal Substances 0.000 claims abstract description 15
- -1 aluminate compound Chemical class 0.000 claims abstract description 13
- 239000011398 Portland cement Substances 0.000 claims abstract description 11
- 238000010791 quenching Methods 0.000 claims abstract description 6
- 230000000171 quenching effect Effects 0.000 claims abstract description 6
- 238000009628 steelmaking Methods 0.000 claims description 8
- 238000006477 desulfuration reaction Methods 0.000 claims description 6
- 230000023556 desulfurization Effects 0.000 claims description 6
- 239000000571 coke Substances 0.000 abstract description 9
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract description 3
- 239000011575 calcium Substances 0.000 abstract description 3
- 229910052791 calcium Inorganic materials 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 14
- 238000006703 hydration reaction Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 7
- 230000036571 hydration Effects 0.000 description 7
- 235000019738 Limestone Nutrition 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 239000006028 limestone Substances 0.000 description 6
- 230000007774 longterm Effects 0.000 description 6
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 5
- 239000000446 fuel Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 150000003464 sulfur compounds Chemical class 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- XFWJKVMFIVXPKK-UHFFFAOYSA-N calcium;oxido(oxo)alumane Chemical compound [Ca+2].[O-][Al]=O.[O-][Al]=O XFWJKVMFIVXPKK-UHFFFAOYSA-N 0.000 description 3
- 238000005755 formation reaction Methods 0.000 description 3
- 230000014509 gene expression Effects 0.000 description 3
- 230000009257 reactivity Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 2
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical class [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000006114 decarboxylation reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910000213 hydrogarnet Inorganic materials 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002006 petroleum coke Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 239000000378 calcium silicate Substances 0.000 description 1
- 229910052918 calcium silicate Inorganic materials 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000011372 high-strength concrete Substances 0.000 description 1
- 239000011396 hydraulic cement Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C04B28/14—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 calcium sulfate cements
- C04B28/142—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 calcium sulfate cements containing synthetic or waste calcium sulfate cements
- C04B28/144—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 calcium sulfate cements containing synthetic or waste calcium sulfate cements the synthetic calcium sulfate being a flue gas desulfurization product
-
- 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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/06—Combustion residues, e.g. purification products of smoke, fumes or exhaust gases
- C04B18/08—Flue dust, i.e. fly ash
-
- 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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/14—Waste materials; Refuse from metallurgical processes
- C04B18/141—Slags
-
- 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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/14—Waste materials; Refuse from metallurgical processes
- C04B18/141—Slags
- C04B18/142—Steelmaking slags, converter slags
-
- 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
- C04B22/0093—Aluminates
-
- 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
- C04B7/02—Portland cement
-
- 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
- C04B2201/05—Materials having an early high strength, e.g. allowing fast demoulding or formless casting
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
Description
도 2는 본 발명의 일 실시예에 의한 콘크리트 2차 제품 제조공정 중 증기양생을 위한 시간-온도 조건을 나타낸 것이다.
OPC | 고로 슬래그 |
열병합 플라이 애시 |
제강급냉 슬래그 |
탈황석고 | 미분탄 플라이 애시 |
칼슘 알루미네이트 | 합계 | |
실시예1 | 58% | 20% | 6% | 2% | 5% | 8% | 1% | 100% |
실시예2 | 54% | 22% | 6% | 3% | 6% | 8% | 1% | 100% |
실시예3 | 48% | 26% | 6% | 4% | 7% | 8% | 1% | 100% |
비교예 | 60% | 40% | - | - | - | - | - | 100% |
구 분 | 입 도 | 주도 및 응결 | 압축강도 (MPa) | ||||
분말도 (㎠/g) |
45㎛잔사 | W/C | 초결 (분) |
3일 | 7일 | 28일 | |
실시예1 | 4,270 | 5.4% | 28.1 | 260 | 15.2 | 23.1 | 40.4 |
실시예2 | 4,850 | 3.7% | 27.2 | 280 | 14.7 | 22.6 | 38.9 |
실시예3 | 5,520 | 2.7% | 27.6 | 310 | 14.1 | 22.2 | 39.4 |
비교예 | 3,780 | 7.1% | 27.4 | 340 | 13.7 | 21.7 | 37.9 |
Claims (3)
- 콘크리트 2차 제품용 시멘트 조성물로서,
포틀랜드 시멘트 1종 34~47미만 중량부, 고분말도 고로 슬래그 미분말 23~33미만 중량부, 열병합 플라이애시 4~8 중량부, 제강 급냉 슬래그 1~8 중량부, 페트로 코크스 연소 유동층 보일러에서 발생되는 탈황석고 7~16 중량부, 고분말도 미분탄 보일러 플라이애시 8~10미만 중량부 및 칼슘 알루미네이트 화합물 5~10미만 중량부를 포함하고,
상기 고분말도 고로 슬래그 미분말은 분말도가 6000~8000cm2/g 이며,
상기 고분말도 미분탄 보일러 플라이애시는 분말도가 5500~8500cm2/g 인 것을 특징으로 하는 경화촉진형 콘크리트 2차 제품용 시멘트 조성물. - 삭제
- 삭제
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KR1020180137363A KR102181104B1 (ko) | 2018-11-09 | 2018-11-09 | 산업부산물을 이용한 경화촉진형 콘크리트 2차 제품용 시멘트 조성물 |
Applications Claiming Priority (1)
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KR1020180137363A KR102181104B1 (ko) | 2018-11-09 | 2018-11-09 | 산업부산물을 이용한 경화촉진형 콘크리트 2차 제품용 시멘트 조성물 |
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KR20200053895A KR20200053895A (ko) | 2020-05-19 |
KR102181104B1 true KR102181104B1 (ko) | 2020-11-26 |
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Cited By (1)
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KR102526859B1 (ko) | 2022-05-16 | 2023-04-28 | (주)자연콘이엔씨 | Pc용 콘크리트 조성물 |
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KR102478241B1 (ko) * | 2020-09-01 | 2022-12-15 | (주)대우건설 | 산업부산물을 활용한 구조물 되메우기용 고유동 채움재 조성물 |
KR102442603B1 (ko) * | 2021-10-29 | 2022-09-13 | 김언정 | 내구성 및 물리적 특성이 우수한 콘크리트 구조물 보수 보강용 모르타르 조성물 및 이를 이용한 구조물 보수 보강 공법 |
Citations (2)
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JP4533647B2 (ja) | 2004-03-19 | 2010-09-01 | ミサワホーム株式会社 | コンクリート部材およびその製造装置 |
KR101363896B1 (ko) * | 2012-08-20 | 2014-02-19 | 아주산업 주식회사 | 급결 드라이 콘크리트 믹스 조성물 |
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KR20020082321A (ko) | 2001-04-20 | 2002-10-31 | 박응모 | 폐석회를 이용한 콘크리트 2차제품 |
KR101388002B1 (ko) * | 2012-07-10 | 2014-04-22 | 한일시멘트(주) | 고로슬래그와 플라이애쉬 기반 무시멘트 조성물 및 이를 이용한 건조 모르타르 제조방법 |
JP6601677B2 (ja) | 2016-02-16 | 2019-11-06 | 三菱日立パワーシステムズ株式会社 | シール装置及び回転機械 |
KR20170112114A (ko) * | 2016-03-30 | 2017-10-12 | 신우에코텍 주식회사 | 폐자원을 이용한 콘크리트용 시멘트 조성물 |
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JP4533647B2 (ja) | 2004-03-19 | 2010-09-01 | ミサワホーム株式会社 | コンクリート部材およびその製造装置 |
KR101363896B1 (ko) * | 2012-08-20 | 2014-02-19 | 아주산업 주식회사 | 급결 드라이 콘크리트 믹스 조성물 |
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KR102526859B1 (ko) | 2022-05-16 | 2023-04-28 | (주)자연콘이엔씨 | Pc용 콘크리트 조성물 |
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