JP7474142B2 - セメント系硬化体の製造方法 - Google Patents
セメント系硬化体の製造方法 Download PDFInfo
- Publication number
- JP7474142B2 JP7474142B2 JP2020119788A JP2020119788A JP7474142B2 JP 7474142 B2 JP7474142 B2 JP 7474142B2 JP 2020119788 A JP2020119788 A JP 2020119788A JP 2020119788 A JP2020119788 A JP 2020119788A JP 7474142 B2 JP7474142 B2 JP 7474142B2
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- JP
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- Prior art keywords
- cement
- efflorescence
- mass
- activated carbon
- amount
- 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 71
- 238000004519 manufacturing process Methods 0.000 title claims description 19
- 238000006253 efflorescence Methods 0.000 claims description 80
- 206010037844 rash Diseases 0.000 claims description 80
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 70
- 239000003795 chemical substances by application Substances 0.000 claims description 38
- 230000002265 prevention Effects 0.000 claims description 33
- 239000011230 binding agent Substances 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 4
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical group CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 3
- 239000012615 aggregate Substances 0.000 description 29
- 239000004567 concrete Substances 0.000 description 15
- 239000004570 mortar (masonry) Substances 0.000 description 15
- 239000000654 additive Substances 0.000 description 10
- 230000000996 additive effect Effects 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- 238000001723 curing Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 239000003112 inhibitor Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- -1 steam Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000011362 coarse particle Substances 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 235000014113 dietary fatty acids Nutrition 0.000 description 3
- 239000000194 fatty acid Substances 0.000 description 3
- 229930195729 fatty acid Natural products 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- 239000011398 Portland cement Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 2
- 235000013539 calcium stearate Nutrition 0.000 description 2
- 239000008116 calcium stearate Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000010881 fly ash Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- HQKMJHAJHXVSDF-UHFFFAOYSA-L magnesium stearate Chemical compound [Mg+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O HQKMJHAJHXVSDF-UHFFFAOYSA-L 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000011395 ready-mix concrete Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 229940114926 stearate Drugs 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- BCKXLBQYZLBQEK-KVVVOXFISA-M Sodium oleate Chemical compound [Na+].CCCCCCCC\C=C/CCCCCCCC([O-])=O BCKXLBQYZLBQEK-KVVVOXFISA-M 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- CEGOLXSVJUTHNZ-UHFFFAOYSA-K aluminium tristearate Chemical compound [Al+3].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CEGOLXSVJUTHNZ-UHFFFAOYSA-K 0.000 description 1
- 229940063655 aluminum stearate Drugs 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011400 blast furnace cement Substances 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229940061587 calcium behenate Drugs 0.000 description 1
- 229940078456 calcium stearate Drugs 0.000 description 1
- SMBKCSPGKDEPFO-UHFFFAOYSA-L calcium;docosanoate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCCCCCC([O-])=O SMBKCSPGKDEPFO-UHFFFAOYSA-L 0.000 description 1
- HIAAVKYLDRCDFQ-UHFFFAOYSA-L calcium;dodecanoate Chemical compound [Ca+2].CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O HIAAVKYLDRCDFQ-UHFFFAOYSA-L 0.000 description 1
- HRBZRZSCMANEHQ-UHFFFAOYSA-L calcium;hexadecanoate Chemical compound [Ca+2].CCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCC([O-])=O HRBZRZSCMANEHQ-UHFFFAOYSA-L 0.000 description 1
- ZCZLQYAECBEUBH-UHFFFAOYSA-L calcium;octadec-9-enoate Chemical compound [Ca+2].CCCCCCCCC=CCCCCCCCC([O-])=O.CCCCCCCCC=CCCCCCCCC([O-])=O ZCZLQYAECBEUBH-UHFFFAOYSA-L 0.000 description 1
- LSFBQOPXRBJSSI-UHFFFAOYSA-L calcium;tetradecanoate Chemical compound [Ca+2].CCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCC([O-])=O LSFBQOPXRBJSSI-UHFFFAOYSA-L 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 238000007730 finishing process Methods 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 235000019359 magnesium stearate Nutrition 0.000 description 1
- 229940057948 magnesium stearate Drugs 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229940114930 potassium stearate Drugs 0.000 description 1
- ANBFRLKBEIFNQU-UHFFFAOYSA-M potassium;octadecanoate Chemical compound [K+].CCCCCCCCCCCCCCCCCC([O-])=O ANBFRLKBEIFNQU-UHFFFAOYSA-M 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910021487 silica fume Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- Curing Cements, Concrete, And Artificial Stone (AREA)
Description
Claims (3)
- 骨材とセメント系結合材と水と白華防止剤とを混合、硬化させるセメント系硬化体の製造方法において、さらに活性炭を、前記セメント系結合材100質量部に対して5~14質量部、白華防止剤を、前記セメント系結合材に対して外割で0.20質量%以上0.50質量%以下配合することを特徴とするセメント系硬化体の製造方法。
- セメントがエコセメントである請求項1記載のセメント系硬化体の製造方法。
- 白華防止剤が、ステアリン酸塩系のものである請求項1又は2に記載のセメント系硬化体の製造方法。
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JP2020119788A JP7474142B2 (ja) | 2020-07-13 | 2020-07-13 | セメント系硬化体の製造方法 |
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JP2020119788A JP7474142B2 (ja) | 2020-07-13 | 2020-07-13 | セメント系硬化体の製造方法 |
Publications (2)
Publication Number | Publication Date |
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JP2022016828A JP2022016828A (ja) | 2022-01-25 |
JP7474142B2 true JP7474142B2 (ja) | 2024-04-24 |
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JP2020119788A Active JP7474142B2 (ja) | 2020-07-13 | 2020-07-13 | セメント系硬化体の製造方法 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000128597A (ja) | 1998-10-19 | 2000-05-09 | Nmb:Kk | 液状のエフロレッセンス防止剤及びこれを用いたセメント組成物 |
JP2006248793A (ja) | 2005-03-08 | 2006-09-21 | Fujioka Namakon Kk | 建築用タイル材 |
JP2007076924A (ja) | 2005-09-09 | 2007-03-29 | Seiko Pmc Corp | セメント耐水化剤及びセメント硬化体 |
US20130087076A1 (en) | 2011-10-07 | 2013-04-11 | Boral Material Technologies Inc. | Calcium Aluminate Cement-Containing Inorganic Polymer Compositions and Methods of Making Same |
JP2015083526A (ja) | 2013-10-25 | 2015-04-30 | 太平洋セメント株式会社 | セメント組成物の製造方法 |
-
2020
- 2020-07-13 JP JP2020119788A patent/JP7474142B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000128597A (ja) | 1998-10-19 | 2000-05-09 | Nmb:Kk | 液状のエフロレッセンス防止剤及びこれを用いたセメント組成物 |
JP2006248793A (ja) | 2005-03-08 | 2006-09-21 | Fujioka Namakon Kk | 建築用タイル材 |
JP2007076924A (ja) | 2005-09-09 | 2007-03-29 | Seiko Pmc Corp | セメント耐水化剤及びセメント硬化体 |
US20130087076A1 (en) | 2011-10-07 | 2013-04-11 | Boral Material Technologies Inc. | Calcium Aluminate Cement-Containing Inorganic Polymer Compositions and Methods of Making Same |
JP2015083526A (ja) | 2013-10-25 | 2015-04-30 | 太平洋セメント株式会社 | セメント組成物の製造方法 |
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