CN112266195B - 一种封闭型饱水内养护轻骨料及其制备方法 - Google Patents
一种封闭型饱水内养护轻骨料及其制备方法 Download PDFInfo
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- CN112266195B CN112266195B CN202011206803.4A CN202011206803A CN112266195B CN 112266195 B CN112266195 B CN 112266195B CN 202011206803 A CN202011206803 A CN 202011206803A CN 112266195 B CN112266195 B CN 112266195B
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- water
- lightweight aggregate
- concrete
- internal curing
- aggregate
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 85
- 229920006395 saturated elastomer Polymers 0.000 title claims abstract description 39
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000004567 concrete Substances 0.000 claims abstract description 78
- 238000000034 method Methods 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 8
- 238000001723 curing Methods 0.000 claims description 51
- 239000000178 monomer Substances 0.000 claims description 28
- 229920000642 polymer Polymers 0.000 claims description 27
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- 239000004576 sand Substances 0.000 claims description 17
- 239000003431 cross linking reagent Substances 0.000 claims description 16
- 239000003999 initiator Substances 0.000 claims description 15
- 238000005507 spraying Methods 0.000 claims description 13
- 239000004927 clay Substances 0.000 claims description 12
- 230000003472 neutralizing effect Effects 0.000 claims description 11
- 238000002791 soaking Methods 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 9
- 239000011837 N,N-methylenebisacrylamide Substances 0.000 claims description 8
- 239000000919 ceramic Substances 0.000 claims description 8
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical group C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 8
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 5
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 5
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 238000006386 neutralization reaction Methods 0.000 claims description 4
- 239000008399 tap water Substances 0.000 claims description 4
- 235000020679 tap water Nutrition 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 3
- 229920000247 superabsorbent polymer Polymers 0.000 claims description 3
- PQUXFUBNSYCQAL-UHFFFAOYSA-N 1-(2,3-difluorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(F)=C1F PQUXFUBNSYCQAL-UHFFFAOYSA-N 0.000 claims description 2
- LCPVQAHEFVXVKT-UHFFFAOYSA-N 2-(2,4-difluorophenoxy)pyridin-3-amine Chemical compound NC1=CC=CN=C1OC1=CC=C(F)C=C1F LCPVQAHEFVXVKT-UHFFFAOYSA-N 0.000 claims description 2
- 235000014653 Carica parviflora Nutrition 0.000 claims description 2
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 2
- 239000011449 brick Substances 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 2
- 239000010451 perlite Substances 0.000 claims description 2
- 235000019362 perlite Nutrition 0.000 claims description 2
- 238000001556 precipitation Methods 0.000 claims description 2
- 239000008262 pumice Substances 0.000 claims description 2
- 239000002893 slag Substances 0.000 claims description 2
- 229940047670 sodium acrylate Drugs 0.000 claims description 2
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Substances [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 claims description 2
- 239000011343 solid material Substances 0.000 claims description 2
- 241000243321 Cnidaria Species 0.000 claims 1
- 230000000977 initiatory effect Effects 0.000 claims 1
- 238000005086 pumping Methods 0.000 abstract description 12
- 239000010410 layer Substances 0.000 abstract description 10
- 229920005989 resin Polymers 0.000 abstract description 10
- 239000011347 resin Substances 0.000 abstract description 10
- 239000002250 absorbent Substances 0.000 abstract description 9
- 230000002745 absorbent Effects 0.000 abstract description 7
- 239000011148 porous material Substances 0.000 abstract description 6
- 230000000903 blocking effect Effects 0.000 abstract description 5
- 238000001704 evaporation Methods 0.000 abstract description 3
- 230000008020 evaporation Effects 0.000 abstract description 3
- 238000001179 sorption measurement Methods 0.000 abstract description 3
- 239000000654 additive Substances 0.000 abstract description 2
- 230000000996 additive effect Effects 0.000 abstract description 2
- 230000008859 change Effects 0.000 abstract description 2
- 239000011247 coating layer Substances 0.000 abstract description 2
- 238000003860 storage Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 23
- 230000000694 effects Effects 0.000 description 11
- 238000010521 absorption reaction Methods 0.000 description 10
- 239000004570 mortar (masonry) Substances 0.000 description 10
- 238000006467 substitution reaction Methods 0.000 description 7
- 239000004568 cement Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000002002 slurry Substances 0.000 description 5
- 239000010881 fly ash Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 230000036571 hydration Effects 0.000 description 3
- 238000006703 hydration reaction Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000011358 absorbing material Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000010883 coal ash Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 239000004574 high-performance concrete Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002952 polymeric resin Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 244000132059 Carica parviflora Species 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/10—Coating or impregnating
- C04B20/1018—Coating or impregnating with organic materials
- C04B20/1029—Macromolecular compounds
- C04B20/1037—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- 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
- C04B18/02—Agglomerated materials, e.g. artificial aggregates
- C04B18/027—Lightweight materials
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Civil Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
Description
Claims (8)
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CN202011206803.4A CN112266195B (zh) | 2020-11-03 | 2020-11-03 | 一种封闭型饱水内养护轻骨料及其制备方法 |
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CN202011206803.4A CN112266195B (zh) | 2020-11-03 | 2020-11-03 | 一种封闭型饱水内养护轻骨料及其制备方法 |
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CN112266195A CN112266195A (zh) | 2021-01-26 |
CN112266195B true CN112266195B (zh) | 2022-06-17 |
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Families Citing this family (5)
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CN112694274B (zh) * | 2021-02-02 | 2022-09-16 | 上海建工建材科技集团股份有限公司 | 一种适用于轻质高强高延性水泥基胶凝复合材料的内养护材料及其预处理方法 |
CN113264727B (zh) * | 2021-05-07 | 2023-06-06 | 襄阳嘉众和建材实业有限公司 | 一种大体积混凝土及其制备方法 |
CN113135712B (zh) * | 2021-05-17 | 2022-06-24 | 乐陵山水水泥有限公司 | 一种高强混凝土及其生产工艺 |
CN114180989B (zh) * | 2021-11-18 | 2022-11-25 | 中建商品混凝土有限公司 | 一种自制轻骨料、轻质超高强混凝土及制备方法 |
CN116514445A (zh) * | 2023-05-05 | 2023-08-01 | 广西大学 | 一种负载高吸水性树脂的功能型内养护轻骨料的制备方法 |
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US6610780B1 (en) * | 1999-05-26 | 2003-08-26 | Alberta Research Council Inc. | Networked polymer/clay alloy |
JP2016112474A (ja) * | 2013-04-05 | 2016-06-23 | 株式会社日本触媒 | 吸水剤の製造方法 |
CN105330334B (zh) * | 2015-11-18 | 2018-02-23 | 江苏苏博特新材料股份有限公司 | 一种硅烷改性混凝土内养护剂的制备方法 |
CN107445509B (zh) * | 2017-08-29 | 2020-01-31 | 长安大学 | 复合改性水泥混凝土内养护材料及其制备方法 |
CN109516714B (zh) * | 2018-12-11 | 2021-07-27 | 中建商品混凝土有限公司 | 一种陶粒载体混凝土内养护剂及其制备方法 |
CN110975818B (zh) * | 2019-12-04 | 2023-02-24 | 中国非金属矿工业有限公司 | 一种膨润土复合高吸水垫料及其制备方法 |
CN110950565B (zh) * | 2019-12-23 | 2022-04-15 | 深圳大学 | 一种pH值触发型自修复骨料及其制备方法 |
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Effective date of registration: 20240223 Address after: 250101 Room 303, Block B, No. 2117, Keyuan Road, High tech Zone, Jinan, Shandong Patentee after: Shandong Jianyan Testing Technology Co.,Ltd. Country or region after: China Patentee after: Shandong Academy of Building Science Co.,Ltd. Address before: 250031 Shandong Province Flyover District of Ji'nan City Road 29. Patentee before: Shandong Academy of Building Science Co.,Ltd. Country or region before: China |