JP5924612B2 - 耐酸性セメント組成物及びそれを配合した耐酸性モルタル又はコンクリート - Google Patents
耐酸性セメント組成物及びそれを配合した耐酸性モルタル又はコンクリート Download PDFInfo
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- JP5924612B2 JP5924612B2 JP2011174674A JP2011174674A JP5924612B2 JP 5924612 B2 JP5924612 B2 JP 5924612B2 JP 2011174674 A JP2011174674 A JP 2011174674A JP 2011174674 A JP2011174674 A JP 2011174674A JP 5924612 B2 JP5924612 B2 JP 5924612B2
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- Japan
- Prior art keywords
- mass
- cement
- blast furnace
- sulfuric acid
- mortar
- 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.)
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- 239000004568 cement Substances 0.000 title claims description 101
- 239000000203 mixture Substances 0.000 title claims description 55
- 239000002253 acid Substances 0.000 title claims description 41
- 239000004570 mortar (masonry) Substances 0.000 title description 58
- 239000004567 concrete Substances 0.000 title description 56
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 71
- 239000000843 powder Substances 0.000 claims description 52
- 239000002893 slag Substances 0.000 claims description 37
- 239000011398 Portland cement Substances 0.000 claims description 36
- 229910021487 silica fume Inorganic materials 0.000 claims description 32
- 238000011161 development Methods 0.000 claims description 26
- 230000007774 longterm Effects 0.000 claims description 26
- 239000011400 blast furnace cement Substances 0.000 claims description 23
- 230000009257 reactivity Effects 0.000 claims description 16
- 239000003638 chemical reducing agent Substances 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 178
- 239000000463 material Substances 0.000 description 45
- 239000011230 binding agent Substances 0.000 description 42
- 230000009467 reduction Effects 0.000 description 37
- 238000002156 mixing Methods 0.000 description 33
- 238000007654 immersion Methods 0.000 description 26
- 230000035515 penetration Effects 0.000 description 24
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 23
- 239000000920 calcium hydroxide Substances 0.000 description 23
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 23
- 238000012360 testing method Methods 0.000 description 22
- 239000010881 fly ash Substances 0.000 description 16
- 238000000227 grinding Methods 0.000 description 16
- 239000010440 gypsum Substances 0.000 description 15
- 229910052602 gypsum Inorganic materials 0.000 description 15
- 239000004575 stone Substances 0.000 description 15
- 230000000694 effects Effects 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 13
- 230000006866 deterioration Effects 0.000 description 13
- 150000004683 dihydrates Chemical class 0.000 description 10
- 239000011575 calcium Substances 0.000 description 9
- 230000008439 repair process Effects 0.000 description 9
- 239000003517 fume Substances 0.000 description 7
- 238000006703 hydration reaction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- 238000010998 test method Methods 0.000 description 6
- 230000007423 decrease Effects 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 241000894006 Bacteria Species 0.000 description 4
- 239000002956 ash Substances 0.000 description 4
- 239000013065 commercial product Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 230000001747 exhibiting effect Effects 0.000 description 4
- KJFMBFZCATUALV-UHFFFAOYSA-N phenolphthalein Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)C2=CC=CC=C2C(=O)O1 KJFMBFZCATUALV-UHFFFAOYSA-N 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 208000016791 bilateral striopallidodentate calcinosis Diseases 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000009415 formwork Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000009419 refurbishment Methods 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 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 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000010840 domestic wastewater Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001404 mediated effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
Classifications
-
- 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
- Curing Cements, Concrete, And Artificial Stone (AREA)
Description
た硫酸浸透深さの単位はmmである。
Claims (2)
- ポルトランドセメント又は高炉セメント40超〜50質量%と、ポゾラン反応性を有して初期強度を発現する混和材であるシリカフューム10〜30質量%と、潜在水硬性を有して中長期強度を発現する混和材である高炉スラグ微粉末20〜25質量%とからなり、前記ポルトランドセメント又は高炉セメントと、前記初期強度発現性を有するシリカフュームと、前記中長期強度発現性を有する高炉スラグ微粉末とで100質量%となることを特徴とする耐酸性セメント組成物。
- ポルトランドセメント又は高炉セメント40超〜50質量%と、ポゾラン反応性を有して初期強度を発現する混和材であるシリカフューム10〜30質量%と、潜在水硬性を有して中長期強度を発現する混和材である高炉スラグ微粉末20〜25質量%と、前記ポルトランドセメント又は高炉セメントの質量に対して0.1〜2質量%添加する、高性能減水剤や流動化剤などの混和剤とからなり、前記ポルトランドセメント又は高炉セメントと、前記初期強度発現性を有するシリカフュームと、前記中長期強度発現性を有する高炉スラグ微粉末と、前記混和剤とで100質量%となることを特徴とする耐酸性セメント組成物。
Priority Applications (1)
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JP2011174674A JP5924612B2 (ja) | 2010-10-29 | 2011-08-10 | 耐酸性セメント組成物及びそれを配合した耐酸性モルタル又はコンクリート |
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JP2010243058 | 2010-10-29 | ||
JP2010243058 | 2010-10-29 | ||
JP2011174674A JP5924612B2 (ja) | 2010-10-29 | 2011-08-10 | 耐酸性セメント組成物及びそれを配合した耐酸性モルタル又はコンクリート |
Publications (2)
Publication Number | Publication Date |
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JP2012106905A JP2012106905A (ja) | 2012-06-07 |
JP5924612B2 true JP5924612B2 (ja) | 2016-05-25 |
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JP2011174674A Active JP5924612B2 (ja) | 2010-10-29 | 2011-08-10 | 耐酸性セメント組成物及びそれを配合した耐酸性モルタル又はコンクリート |
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JP (1) | JP5924612B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7123481B2 (ja) * | 2017-09-22 | 2022-08-23 | 株式会社デイ・シイ | 耐酸性セメント組成物 |
JP7203672B2 (ja) * | 2019-03-26 | 2023-01-13 | 亜州夫 米倉 | 耐酸性ロックボルト定着材及び耐酸性ロックボルト定着材用プレミックス材 |
JP7481874B2 (ja) * | 2020-03-27 | 2024-05-13 | 住友大阪セメント株式会社 | 管状成形体の製造方法 |
JP7510379B2 (ja) | 2021-03-26 | 2024-07-03 | 亜州夫 米倉 | 湿式吹付けコンクリート |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000290057A (ja) * | 1999-04-08 | 2000-10-17 | Takenaka Komuten Co Ltd | 劣化および汚れを低減するコンクリート組成物 |
JP4502298B2 (ja) * | 2000-10-16 | 2010-07-14 | 電気化学工業株式会社 | セメント組成物及びそれを用いた耐酸性セメント・コンクリート |
JP3953469B2 (ja) * | 2003-06-27 | 2007-08-08 | 晉一 沼田 | 耐酸性コンクリート |
JP2005324985A (ja) * | 2004-05-13 | 2005-11-24 | Mitsubishi Materials Corp | 耐硫酸性セメント組成物およびその硬化体 |
JP4854406B2 (ja) * | 2005-08-26 | 2012-01-18 | 株式会社大林組 | モルタル組成物、塗材及び吹付け材 |
JP2008247693A (ja) * | 2007-03-30 | 2008-10-16 | Tsuru Gakuen | 耐酸性モルタル補修材及び耐酸性コンクリート材料 |
JP5442249B2 (ja) * | 2008-12-26 | 2014-03-12 | 株式会社大林組 | 耐酸性セメント組成物 |
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- 2011-08-10 JP JP2011174674A patent/JP5924612B2/ja active Active
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JP2012106905A (ja) | 2012-06-07 |
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