CN102674738B - 一种多功能抗裂外加剂 - Google Patents
一种多功能抗裂外加剂 Download PDFInfo
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- CN102674738B CN102674738B CN201210141639.2A CN201210141639A CN102674738B CN 102674738 B CN102674738 B CN 102674738B CN 201210141639 A CN201210141639 A CN 201210141639A CN 102674738 B CN102674738 B CN 102674738B
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- calcium oxide
- concrete
- multifunctional anti
- temperature
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- 239000000654 additive Substances 0.000 title abstract 6
- 230000000996 additive effect Effects 0.000 title abstract 6
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims abstract description 19
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000000292 calcium oxide Substances 0.000 claims abstract description 19
- 229920001353 Dextrin Polymers 0.000 claims abstract description 12
- 239000004375 Dextrin Substances 0.000 claims abstract description 12
- 235000019425 dextrin Nutrition 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 9
- 238000002360 preparation method Methods 0.000 claims abstract description 4
- 238000005336 cracking Methods 0.000 claims description 31
- 239000010881 fly ash Substances 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 2
- 239000004567 concrete Substances 0.000 abstract description 37
- 239000010883 coal ash Substances 0.000 abstract 2
- 230000000052 comparative effect Effects 0.000 description 19
- 230000008961 swelling Effects 0.000 description 10
- 239000003795 chemical substances by application Substances 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
- 239000004568 cement Substances 0.000 description 7
- 230000036571 hydration Effects 0.000 description 6
- 238000006703 hydration reaction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000011156 evaluation Methods 0.000 description 5
- 230000009977 dual effect Effects 0.000 description 3
- 238000003776 cleavage reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000007017 scission Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229920002774 Maltodextrin Polymers 0.000 description 1
- 239000005913 Maltodextrin Substances 0.000 description 1
- 229920006328 Styrofoam Polymers 0.000 description 1
- 241000863032 Trieres Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000000887 hydrating effect Effects 0.000 description 1
- 229940035034 maltodextrin Drugs 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000008261 styrofoam Substances 0.000 description 1
Landscapes
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
Description
对比例 | 氧化钙膨胀熟料 | 粉煤灰 |
1 | 40 | 59 |
2 | 25 | 66 |
3 | 30 | 67 |
水 | 水泥 | 粉煤灰 | 膨胀剂 | 砂子 | 石子 |
180 | 290 | 40 | 37 | 734 | 1079 |
配比 | 温升(℃) | 7d应变值(×10-4) | 开裂温度(℃) |
基准配比 | 28.2 | -0.25 | -7.4 |
实施例1 | 23.4 | 6.02 | -19.3 |
实施例2 | 23.1 | 2.55 | -15.5 |
实施例3 | 22.8 | 4.12 | -17.8 |
实施例4 | 22.1 | 4.19 | -17.2 |
实施例5 | 22.3 | 4.15 | -17.7 |
对比例1 | 28.3 | 5.40 | -16.1 |
对比例2 | 27.4 | 2.23 | -13.2 |
对比例3 | 27.3 | 3.51 | -12.5 |
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201210141639.2A CN102674738B (zh) | 2012-05-09 | 2012-05-09 | 一种多功能抗裂外加剂 |
Applications Claiming Priority (1)
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CN201210141639.2A CN102674738B (zh) | 2012-05-09 | 2012-05-09 | 一种多功能抗裂外加剂 |
Publications (2)
Publication Number | Publication Date |
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CN102674738A CN102674738A (zh) | 2012-09-19 |
CN102674738B true CN102674738B (zh) | 2014-06-18 |
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CN201210141639.2A Active CN102674738B (zh) | 2012-05-09 | 2012-05-09 | 一种多功能抗裂外加剂 |
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CN (1) | CN102674738B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104710121A (zh) * | 2015-02-05 | 2015-06-17 | 江苏苏博特新材料股份有限公司 | 一种改性氧化钙类水泥混凝土膨胀剂及其制备方法 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104098288B (zh) * | 2013-12-09 | 2016-02-03 | 江苏苏博特新材料股份有限公司 | 一种混凝土水化热抑制材料 |
CN103833259B (zh) * | 2014-01-09 | 2015-08-19 | 江苏苏博特新材料股份有限公司 | 一种中热硅酸盐水泥水化历程调控材料 |
CN104671697B (zh) * | 2015-02-05 | 2017-10-10 | 江苏苏博特新材料股份有限公司 | 一种改性氧化钙类水泥混凝土膨胀剂及其制备方法 |
CN104591583B (zh) * | 2015-02-05 | 2016-08-24 | 江苏苏博特新材料股份有限公司 | 一种混凝土抗裂外加剂 |
CN104692688B (zh) * | 2015-02-05 | 2017-07-25 | 江苏苏博特新材料股份有限公司 | 一种改性氧化钙类水泥混凝土膨胀剂及其制备方法 |
CN105347700B (zh) * | 2015-12-15 | 2017-09-15 | 常熟市宏宇钙化物有限公司 | 一种改性氢氧化钙的制备方法 |
CN106220016B (zh) * | 2016-07-22 | 2018-12-21 | 盐城工学院 | 镍渣基混凝土膨胀剂、制备工艺及混凝土 |
CN107312101B (zh) * | 2016-12-30 | 2020-01-17 | 江苏苏博特新材料股份有限公司 | 一种抗裂阻锈外加剂 |
CN106915915B (zh) * | 2017-02-13 | 2019-09-13 | 武汉三源特种建材有限责任公司 | 一种混凝土外加剂及其应用 |
CN107313463B (zh) * | 2017-04-06 | 2020-01-17 | 江苏苏博特新材料股份有限公司 | 城市轨道交通地下车站主体结构侧墙砼裂缝控制方法 |
CN108147705B (zh) * | 2017-12-29 | 2020-10-23 | 江苏苏博特新材料股份有限公司 | 一种水泥混凝土用镁质高效抗裂剂、其制备方法及其应用 |
CN113929346A (zh) * | 2020-06-29 | 2022-01-14 | 江苏苏博特新材料股份有限公司 | 适配于重混凝土的抗裂剂、及基于铁矿石骨料的重混凝土 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1616585A (zh) * | 2004-09-27 | 2005-05-18 | 广东粤和实业有限公司 | 一种防渗抗裂防水粉及其生产方法 |
CN1844023A (zh) * | 2006-04-20 | 2006-10-11 | 上海交通大学 | 砂浆抗裂剂 |
CN101062849A (zh) * | 2007-05-08 | 2007-10-31 | 陈智丰 | 低碱度复合型抗裂防水剂 |
CN101774777A (zh) * | 2010-01-26 | 2010-07-14 | 江苏博特新材料有限公司 | 氧化钙类膨胀剂的制备方法 |
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2012
- 2012-05-09 CN CN201210141639.2A patent/CN102674738B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1616585A (zh) * | 2004-09-27 | 2005-05-18 | 广东粤和实业有限公司 | 一种防渗抗裂防水粉及其生产方法 |
CN1844023A (zh) * | 2006-04-20 | 2006-10-11 | 上海交通大学 | 砂浆抗裂剂 |
CN101062849A (zh) * | 2007-05-08 | 2007-10-31 | 陈智丰 | 低碱度复合型抗裂防水剂 |
CN101774777A (zh) * | 2010-01-26 | 2010-07-14 | 江苏博特新材料有限公司 | 氧化钙类膨胀剂的制备方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104710121A (zh) * | 2015-02-05 | 2015-06-17 | 江苏苏博特新材料股份有限公司 | 一种改性氧化钙类水泥混凝土膨胀剂及其制备方法 |
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Application publication date: 20120919 Assignee: ZHENJIANG SOBUTE NEW MATERIAL Co.,Ltd. Assignor: SOBUTE NEW MATERIALS Co.,Ltd. Contract record no.: X2022980019014 Denomination of invention: A multifunctional anti crack additive Granted publication date: 20140618 License type: Common License Record date: 20221021 |
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Application publication date: 20120919 Assignee: JIANGSU BOLI NEW MATERIAL Co.,Ltd. Assignor: SOBUTE NEW MATERIALS Co.,Ltd. Contract record no.: X2022980024791 Denomination of invention: A multifunctional anti crack additive Granted publication date: 20140618 License type: Common License Record date: 20221227 |