KR20080100733A - 저발열 초고강도 콘크리트 조성물 - Google Patents
저발열 초고강도 콘크리트 조성물 Download PDFInfo
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- KR20080100733A KR20080100733A KR20070046783A KR20070046783A KR20080100733A KR 20080100733 A KR20080100733 A KR 20080100733A KR 20070046783 A KR20070046783 A KR 20070046783A KR 20070046783 A KR20070046783 A KR 20070046783A KR 20080100733 A KR20080100733 A KR 20080100733A
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- low heat
- strength concrete
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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
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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
- 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
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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
- 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
- C04B14/26—Carbonates
- C04B14/28—Carbonates of calcium
-
- 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
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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
-
- 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
- C04B28/16—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 anhydrite, e.g. Keene's 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00034—Physico-chemical characteristics of the mixtures
- C04B2111/00068—Mortar or concrete mixtures with an unusual water/cement ratio
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00439—Physico-chemical properties of the materials not provided for elsewhere in C04B2111/00
- C04B2111/00448—Low heat 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
- 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
- C04B2111/343—Crack resistant 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
- 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
- C04B2201/52—High compression strength concretes, i.e. with a compression strength higher than about 55 N/mm2, e.g. reactive powder concrete [RPC]
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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)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
Description
W/B(중량%) | S/a(중량%) (a=S+G) | 단위재료량(kg/m2) | |||
W | B | S | G | ||
10~17 | 30.0~35.0 | 100~130 | 750~920 | 410~590 | 920~1170 |
시멘트 | 고로슬래그 미분말 | 무수석고 | 실리카흄 |
10~30중량% | 50~70중량% | 1~10중량% | 5~15중량% |
구분 | W/B(중량%) | S/a(중량%) | 단위재료량(㎏/㎥) | AD (Bx중량%) | |||
W | B | S | G | ||||
배합 1 | 10.8 | 40.0 | 135 | 1250 | 451 | 682 | 2.4 |
배합 2 | 12.5 | 30.0 | 110 | 880 | 450 | 1057 | 3.4 |
구분 | 슬럼프 플로우 (㎝) | 50cm 도달시간 (sec) | 공기량 (%) | 온도 (℃) |
배합 1 | 69 ㎝ | 15.31 | 1.8 | 17.0 |
배합 2 | 65 ㎝ | 16.42 | 1.6 | 16.0 |
구분 | 압축강도(㎫) | |||
3D | 7D | 14D | 28D | |
배합 1 | 90.0 | 140.5 | 175.2 | 200.8 |
배합 2 | 81.0 | 125.5 | 150.3 | 185.4 |
Claims (4)
- 단위수량 100~130㎏/㎥;단위결합재량 750~920㎏/㎥;단위잔골재량 410~590㎏/㎥; 및단위굵은골재량 920~1170㎏/㎥을 포함하여 조성되고,물-결합재비가 10~17중량%, 잔골재율이 30~35중량%이며,상기 결합재는 시멘트 10~30중량%, 고로슬래그 미분말 50~70중량%, 무수석고 1~10중량% 및 실리카흄 5~15중량%를 포함하여 혼합된 것을 특징으로 하는 저발열 초고강도 콘크리트 조성물.
- 제 1 항에 있어서,상기 고로슬래그 미분말의 분말도는 3,000~6,000㎠/g 이며, 상기 무수석고의 분말도는 3,000~6,000㎠/g 인 것을 특징으로 하는 저발열 초고강도 콘크리트 조성물.
- 제 1 항 또는 제 2 항에 있어서,상기 잔골재는 조립율이 2.6~3.2 이며,상기 굵은골재는 그 최대치수가 15㎜이하이면서 강도가 120㎫이상인 것을 특징으로 하는 저발열 초고강도 콘크리트 조성물.
- 제 3 항에 있어서,폴리카르본산계 고성능 감수제가 상기 결합재의 2.0~3.8중량% 더 혼합된 것을 특징으로 하는 저발열 초고강도 콘크리트 조성물.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR20070046783A KR100874584B1 (ko) | 2007-05-14 | 2007-05-14 | 저발열 초고강도 콘크리트 조성물 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR20070046783A KR100874584B1 (ko) | 2007-05-14 | 2007-05-14 | 저발열 초고강도 콘크리트 조성물 |
Publications (2)
Publication Number | Publication Date |
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KR20080100733A true KR20080100733A (ko) | 2008-11-19 |
KR100874584B1 KR100874584B1 (ko) | 2008-12-16 |
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KR20070046783A KR100874584B1 (ko) | 2007-05-14 | 2007-05-14 | 저발열 초고강도 콘크리트 조성물 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101238835B1 (ko) | 2010-12-14 | 2013-03-04 | 삼성물산 주식회사 | 1종 시멘트를 사용한 초고강도 저점도 콘크리트 조성물 |
KR101140561B1 (ko) | 2011-07-29 | 2012-05-02 | 아세아시멘트주식회사 | 이산화탄소 저감형 고유동 초저발열 콘크리트 조성물 |
KR101314799B1 (ko) * | 2011-12-15 | 2013-10-14 | 삼성물산 주식회사 | 강도발현의 극대화를 위한 초고강도 콘크리트의 관리방법 |
KR101656853B1 (ko) * | 2013-10-30 | 2016-09-12 | 대림산업 주식회사 | 저점성 수화 균열 저감형 매스콘크리트 조성물 |
WO2019003572A1 (ja) * | 2017-06-29 | 2019-01-03 | 三井住友建設株式会社 | コンクリート組成物、及びその製造方法 |
KR102336118B1 (ko) | 2019-10-25 | 2021-12-09 | 한양대학교 산학협력단 | 초속경 고강도-고인성 섬유보강 시멘트 복합체 |
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