KR20110006242A - 투수콘크리트 조성물 및 그 제조방법 - Google Patents
투수콘크리트 조성물 및 그 제조방법 Download PDFInfo
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- 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
- C04B28/145—Calcium sulfate hemi-hydrate with a specific crystal form
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- 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
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- 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
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- 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
- C04B24/24—Macromolecular compounds
- C04B24/34—Natural resins, e.g. rosin
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- 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
- C04B28/10—Lime cements or magnesium oxide cements
- C04B28/12—Hydraulic lime
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- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
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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
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Abstract
Description
재료명 | 화학성분 | 물리적특성 | ||||||||
SiO2 | Al2O3 | Fe2O3 | CaO | MgO | SO3 | K2O | ig.loss | 분말도 (cm2/g) |
진비중 | |
시멘트 | 21.21 | 5.17 | 3.34 | 62.72 | 2.41 | 2.34 | 1.20 | 3250 | 3.15 | |
CSA | 10.94 | 35.96 | 2.16 | 41.75 | 0.20 | 8.55 | 0.28 | 0.46 | 4230 | 2.83 |
황토골재 | 51.96 | 26.46 | 5.36 | 1.80 | 1.13 | 0.05 | 9.51 | - | - | |
생석회 | 2.96 | 1.13 | 1.88 | 74.96 | 3.27 | - | 14.77 | |||
송이석분말 | 40.42 | 18.10 | 10.87 | 2.75 | 1.78 | 2.94 | 0.93 | 1.37 | 4628 | 1.18 |
재료명 | 화학성분 | 물리적특성 | |||||
이수 석고 |
반수 석고 |
CaCO3 | SO3 | MgO | 분말도 (cm2/g) |
진비중 | |
α-반수석고 | 4.43 | 90.08 | 1.27 | 1.32 | 2.41 | 1658 | 2.6 |
구분 | 시멘트 | α반수 석고 |
CSA | CaO | 스테아린산염 | 천연야 자섬유 |
강골재 | 콩자갈 | 황토 벽돌 |
송이석분말 | 안료 | 지연제 | 고성능 감수제 |
투수율 (%) |
비교시험예1 | 20 | - | - | - | - | - | 77 | - | 3 | - | - | 100 |
||
실시 예1 |
13 | 1.3 | 1.3 | 0.5 | 0.065 | 2 | - | 39.15 | 39.15 | 3 | - | 0.05 | 0.5 | 108 |
실시 예2 |
12 | 1.2 | 1.2 | 0.5 | 0.060 | 2 | - | 39.72 | 39.72 | 3 | - | 0.10 | 0.5 | 115 |
실시 예3 |
11 | 1.1 | 1.1 | 0.5 | 0.055 | 2 | - | 40.28 | 40.28 | 3 | - | 0.20 | 0.5 | 120 |
실시 예4 |
10 | 1.0 | 1.0 | 0.5 | 0.050 | 2 | - | 40.83 | 40.83 | 3 | - | 0.30 | 0.5 | 150 |
구분 | 길이변화율(%) | |||||||||||
1hr | 2hr | 3hr | 1일 | 3일 | 7일 | 14일 | 21일 | 28일 | 40일 | 50일 | 70일 | |
비교실시예1 | 0.00 | 0.00 | 0.00 | -0.03 | -0.02 | -0.01 | -0.02 | -0.03 | -0.04 | -0.05 | -0.06 | -0.06 |
실시예1 | 0.00 | -0.009 | -0.012 | -0.012 | -0.012 | -0.012 | -0.012 | -0.012 | -0.012 | -0.012 | -0.012 | -0.012 |
구분 | 압축강도(MPa) | 휨강도(MPa) | |||
1일 | 3일 | 7일 | 28일 | 28일 | |
비교실시예1 | 1.5 | 4.2 | 15.2 | 22.9 | 0.38 |
실시예1 | 15.6 | 19.8 | 34.5 | 46.5 | 1.26 |
실시예2 | 13.8 | 17.6 | 28.2 | 38.0 | 0.97 |
실시예3 | 13.2 | 16.2 | 27.1 | 36.7 | 0.89 |
실시예4 | 11.4 | 12.6 | 25.7 | 31.5 | 0.86 |
구분 | 시멘트 | α반수 석고 |
CSA | CaO | 스테아린산염 | 천연야 자섬유 |
강골재 | 콩자갈 | 황토 벽돌 |
송이석분말 |
안료 | 지연제 | 고성능 감수제 |
응결시간 | |
초결 | 종결 | ||||||||||||||
비교시험예1 | 20 | - | - | - | - | - | 77 | - | - | 3 | - | - | 6:20 | 11:26 | |
실시 예1 |
13 | 1.3 | 1.3 | 0.5 | 0.065 | 2 | - | 39.15 | 39.15 | 3 | - |
0.05 | 0.5 | 0:40 | 0:55 |
실시 예2 |
12 | 1.2 | 1.2 | 0.5 | 0.060 | 2 | - | 39.72 | 39.72 | 3 | - | 0.10 | 0.5 | 1:20 | 1:35 |
실시 예3 |
11 | 1.1 | 1.1 | 0.5 | 0.055 | 2 | - | 40.28 | 40.28 | 3 | - | 0.020 | 0.5 | 2:10 | 2:25 |
실시 예4 |
10 | 1.0 | 1.0 | 0.5 | 0.050 | 2 | - | 40.83 | 40.83 | 3 | - | 0.30 | 0.5 | 3:30 | 3:50 |
구분 | 백화발생 유무 |
비교실시예1 | 유 |
실시예3 | 무 |
사이클수 | 0 | 30 | 60 | 90 | 120 | 150 | 180 | 210 | 240 | 270 | 300 | |
상태 동탕성계수(%) |
실시예2 | 98.35 | 97.75 | 91.24 | 86.93 | 82.7 | 79.5 | 72 | 68.25 | 57.89 | - | - |
비교 실시예1 |
92.24 | 88.63 | 79.56 | 74.16 | 65.22 | 53.05 | - | - | - | - | - |
Claims (5)
- 투수콘크리트 조성물에 있어서,포틀랜드시멘트 20~40kg,α-반수석고를 2~15kg,CSA(Calcium sulfo aluminate)2∼10kg,생석회(CaO) 0.5~5kg,지연제 0.05∼1.0kg,천연야자섬유 1~3kg,고성능 감수제 0.5∼1.0kg,스테아린산염(Ca(C18H35O2)2) 0.1~0.5kg,송이석을 미분쇄한 분말도(2,000~5,000cm2/g) 3~20kg,골재크기 5~10mm의 황토골재 35~45kg, 골재크기 5~10mm의 콩자갈 35~45kg로 혼합한 골재를 70~90kg로 조성되어 있음을 특징으로 하는 투수콘크리트 조성물.
- 제 1항에 있어서, 상기 지연제는 타타르산( C4H6O6.) 및/또는 구연산(C6H8O7)을 사용하고,상기 천연섬유는 야자섬유, 사탕수수섬유, 황마섬유 중에서 선택된 어느 하나의 화 합물 이거나 둘이상의 화합물로 조성되어 있음을 특징으로 하는 투수콘크리트 조성물.
- 제 1항에 있어서, 상기 고성능 감수제는 나프탈렌계화합물, 리그린계화합물, 폴리카르본산계화합물 중에서 선택된 어느 하나의 화합물 이거나 둘이상의 화합물로 조성되어 있음을 특징으로 하는 투수콘크리트 조성물.
- 제 1항에 있어서, 상기 백화방지제는 스테아린산계화합물 및/또는 실란계화합물 로 조성되어 있음을 특징으로 하는 투수콘크리트 조성물.
- 투수콘크리트용 모르타르 제조방법에 있어서,포틀랜드시멘트 20~40kg에 초속경, 고강도, 팽창제어 재료로 α-반수석고를 2~15kg, CSA(Calcium sulfo aluminate)2∼10kg와 생석회(CaO) 0.5~5kg를 사용하며, 현장 작업시간 조절을 위해 지연제로 타타르산 Tartaric acide( C4H6O6.) 0.05∼1.0kg 분말형 나프탈렌계 고성능 감수제를 0.5∼1.0kg 백화방지를 위해 스테아린산염(Ca(C18H35O2)2)를 휨강도 향상을 위해 천연야자섬유 1~3kg, 0.1~0.5kg, 원적외선 및 탈취효과의 기능을 부여하기 위해 송이석을 볼밀로 미분쇄한 분말도(2,000~5,000cm2/g) 3~20kg와 재활용 황토벽돌을 5~10mm로 분쇄한 골재와 레미탈공장에서 모래 선별후 부산물로 발생되는 콩자갈을 80~85kg를 고밀도 믹서(드럼타입)에서 120~200초 혼합하여 제조함을 특징으로 투수콘크리트용 모르타르조성물 및 제조방법에 관한 것이다.
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Cited By (2)
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CN104402523A (zh) * | 2014-11-20 | 2015-03-11 | 云南建工集团有限公司 | 基于葡萄糖酸钠缓凝剂的超缓凝混凝土凝结时间调控方法 |
KR101691845B1 (ko) * | 2016-08-26 | 2017-01-02 | (주)국제화건 | 코코스 섬유를 혼입한 콘크리트 구조물 보수용 친환경 모르타르 조성물 및 이를 이용한 콘크리트 구조물의 보수방법 |
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KR102303697B1 (ko) | 2021-01-14 | 2021-09-17 | 조정호 | 빗물순환 포장 블록 및 이를 이용한 레일형 빗물순환 포장 도로 구조 |
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KR100474968B1 (ko) * | 2001-10-24 | 2005-03-08 | 한일시멘트 (주) | 증기양생용 고강도 콘크리트 혼합재 조성물의 제조방법 |
KR100521838B1 (ko) * | 2003-05-23 | 2005-10-14 | 홍종현 | 송이 콘크리트 |
KR100670458B1 (ko) * | 2004-12-21 | 2007-01-16 | 한일시멘트 (주) | 보수/보강용 드라이 콘크리트 조성물과 그 제조방법 및 이를 이용한 보수시공방법 |
KR100878552B1 (ko) | 2007-09-14 | 2009-01-14 | 한일시멘트 (주) | 칼슘설포 알루미네이트 광물을 이용한 공동주택 바닥용고유동 모르타르 조성물 |
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CN104402523A (zh) * | 2014-11-20 | 2015-03-11 | 云南建工集团有限公司 | 基于葡萄糖酸钠缓凝剂的超缓凝混凝土凝结时间调控方法 |
KR101691845B1 (ko) * | 2016-08-26 | 2017-01-02 | (주)국제화건 | 코코스 섬유를 혼입한 콘크리트 구조물 보수용 친환경 모르타르 조성물 및 이를 이용한 콘크리트 구조물의 보수방법 |
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