CN1295182C - 两性羧酸类梳形接枝共聚物混凝土超塑化剂 - Google Patents
两性羧酸类梳形接枝共聚物混凝土超塑化剂 Download PDFInfo
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- CN1295182C CN1295182C CNB2005100378707A CN200510037870A CN1295182C CN 1295182 C CN1295182 C CN 1295182C CN B2005100378707 A CNB2005100378707 A CN B2005100378707A CN 200510037870 A CN200510037870 A CN 200510037870A CN 1295182 C CN1295182 C CN 1295182C
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Landscapes
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Abstract
Description
单体名称 | 简称 | 单体名称 | 简称 |
丙烯酸甲基丙烯酸丙烯酰胺甲氧基聚乙二醇单丙烯酸酯(n=17)甲氧基聚乙二醇单丙烯酸酯(n=23)甲氧基聚乙二醇单甲基丙烯酸酯(n=33)甲氧基聚乙二醇单甲基丙烯酸酯(n=45) | A-1A-2AMB-1B-2B-3B-4 | 甲氧基聚乙二醇单甲基丙烯酸酯(n=68)甲氧基聚乙二醇单甲基丙烯酸酯(n=113)丙烯酸甲酯丙烯酸羟丙酯二甲基胺丙基甲基丙烯酰胺二甲基胺乙基甲基丙烯酸酯N,N-二甲基胺甲基丙烯酰胺 | B-5B-6C-1C-2D-1D-2D-3 |
交联剂名称 | 简称 | 交联剂名称 | 简称 |
邻苯二甲酸二缩水甘油酯己二酸二缩水甘油酯 | E-1E-2 | 聚乙二醇二缩水甘油酯(EO=22)聚丙二醇二缩水甘油酯(PO=17) | E-3E-4 |
CNP-共聚物 | 单体类型 | 重均分子量(Mw) | 阳离子mol% | 重重浓度% | 备注 |
CNP-1CNP-2CNP-3CNP-4CNP-5CNP-6CNP-7 | AMAMAMAMAM.D-1AM.D-2AM.D-3 | 19000190001900028000360003000023000 | 100704085858570 | 8.510.813.512.520.520.521.2 | 霍夫曼酰胺降解反应霍夫曼酰胺降解反应霍夫曼酰胺降解反应曼尼奇反应自由基共聚自由基共聚自由基共聚 |
PCE-共聚物 | 单体种类及其所占重量比 | 重均分子量 | |||||
(A) | Wt.% | (B) | Wt.% | (C) | Wt.% | ||
PCE-1PCE-2PCE-3PCE-4PCE-5PCE-6PCE-7PCE-8PCE-9 | A-1A-1A-2A-1.A-2A-1A-1A-1A-1.A-2A-1.A-2 | 202214122020201040 | B-2B-3B-4B-3B-1B-5B-6B-3B-3 | 807880808080808555 | --C-1C-2---C-2C-2 | 006800055 | 158002000023200175002200025000270003100019000 |
编号 | 表3和4聚合物 | 重量比 | 交联剂E | Wt% | MW |
HP-1 | PCE-1∶CNP-1 | 95∶5 | E-1 | 1.5 | 35000 |
HP-2 | PCE-1∶CNP-1 | 92∶8 | E-1 | 1.5 | 38000 |
HP-3 | PCE-1∶CNP-1 | 85∶15 | E-1 | 1.5 | 42000 |
HP-4 | PCE-2∶CNP-1 | 90∶10 | E-3 | 1.0 | 33000 |
HP-5 | PCE-2∶CNP-2 | 90∶10 | E-3 | 1.0 | 34000 |
HP-6 | PCE-2∶CNP-3 | 90∶10 | E-3 | 1.0 | 39000 |
HP-7 | PCE-3∶CNP-5 | 92∶8 | E-4 | 1.0 | 32000 |
HP-8 | PCE-4∶CNP-7 | 90∶10 | E-2 | 1.0 | 38000 |
HP-9 | PCE-5∶CNP-6 | 92∶8 | E-3 | 0.8 | 39000 |
HP-10 | PCE-6∶CNP-6 | 92∶8 | E-3 | 0.8 | 32000 |
HP-11 | PCE-7∶CNP-6 | 92∶8 | E-3 | 0.8 | 31000 |
HP-12 | PCE-8∶CNP-1 | 92∶8 | E-2 | 1.0 | 30000 |
HP-13 | PCE-9∶CNP-1 | 92∶8 | E-1 | 1.5 | 28000 |
外加剂 | 水灰比 | 含气量(%) | 坍落度/扩展度经时变化,cm | 凝结时间h:min | 泌水率,% | R28MPa | ||||
0min | 60min | 90min | 初凝 | 终凝 | ||||||
实施例 | HP-1HP-2HP-3HP-4HP-5HP-6HP-7HP-8HP-9HP-10HP-11HP-12HP-13 | 0.380.360.390.3550.3650.380.360.3550.380.3650.360.420.45 | 2.62.53.12.82.52.92.83.22.82.82.62.72.6 | 21.5/5219.9/4020.5/4220/4120.5/4521/4320/4120.9/4520.9/4520.0/4221.2/5219.5/3921/45 | 19.5/4020.5/4319.0/3721/4617.5/3712.521/4620.5/4320.5/4318.5/3813.520.5/4211.5 | 17.5/3420.0/4217/3420/4212.55.020/4219.0/3819.0/3814.55.019.5/375.0 | 6:507:157:457:207:307:257:157:107:357:307:357:529:05 | 9:229:1810:159:459:459:3010:009:559:559:359:4010:0511:20 | 3.2000000000000 | 7072.967.677.274.368.575.276.570.775.574.863.559.5 |
掺量(%) | 水灰比 | 减水率(%) | 含气量(%) | 坍落度经时变化,cm | 抗压强度(MPa)/强度比(%) | |||||
0min | 60min | 90min | R3 | R7 | R28 | |||||
实施例HP-4 | /0.200.250.300.400.50 | 0.5850.400.3620.3550.3300.320 | /31.638.239.343.645.3 | 1.52.62.52.83.03.1 | 18.520.5/4220.5/4521/4719.5/4018.5/37 | -13.519.5/3921/4521.2/4820.5/44 | --14.520/4021/4521/48 | 14.0/10037.7/26942.7/30543.0/30755.0/39358.0/414 | 21.0/10049.0/23357.0/27159.2/28269.0/32874.5/355 | 33.2/10061.9/18673.3/22076.3/23082.5/24889.5/269 |
比较例 | 0.200.300.40 | 0.420.410.41 | 28.229.929.9 | 2.72.32.1 | 20.5/4519.5/4018.5/39 | 19.0/3720.0/4221/46 | 15.518.5/3520.5/43 | 29.9/21330.5/21830.3/216 | 44.6/21245.7/21743.2/206 | 60.3/18262.5/18861.2/184 |
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CN100526248C (zh) * | 2006-04-30 | 2009-08-12 | 江苏博特新材料有限公司 | 减缩、抗裂型接枝共聚物混凝土超塑化剂及其制备方法 |
CN101475339B (zh) * | 2009-01-12 | 2014-08-06 | 江苏苏博特新材料股份有限公司 | 羧酸类接枝共聚物超塑化剂 |
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CN102910855B (zh) * | 2012-10-18 | 2014-10-29 | 江苏苏博特新材料股份有限公司 | 混凝土预制构件用超塑化剂 |
JP6074517B2 (ja) | 2012-12-05 | 2017-02-01 | 江蘇蘇博特新材料股▲ふん▼有限公司Sobute New Materials Co.,Ltd. | スランプ保持型ポリカルボン酸塩系高性能流動化剤の製造方法 |
CN103992442B (zh) * | 2014-04-30 | 2016-08-24 | 广东红墙新材料股份有限公司 | 一种阴阳两性聚羧酸减水剂的制备方法及应用 |
CN105002819A (zh) * | 2015-07-24 | 2015-10-28 | 华东交通大学 | 一种梯度结构组合桥墩 |
CN105601787B (zh) * | 2015-12-24 | 2017-11-24 | 江苏苏博特新材料股份有限公司 | 一种兼具高减水和降粘效果的水泥分散剂的制备方法 |
CN106008250A (zh) * | 2016-05-31 | 2016-10-12 | 北京金隅水泥节能科技有限公司 | 聚羧酸用多醇胺基单体的合成制备方法 |
WO2020070095A1 (en) | 2018-10-05 | 2020-04-09 | Sika Technology Ag | Comb polymers as blocking additives for swelling clays |
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