测试了该减水剂的应用性能。
改性物的减水性能达到普通减水剂的标准。
适宜用量的减水剂降低了基层材料的收缩量。
The shrinkage of the base decreases by the proper dosage water reducing agent.
实验研究了磺化碱木素用作混凝土减水剂的性能。
Performance of sulfonated alkali lignin used as water reducer for concrete was experimented.
初步探讨了聚羧酸减水剂提高混凝土抗劈裂性能机理。
Discussed initially the mechanism of polycarboxylic water-reducer improve performance of cracking-resistance of concrete.
萘系高效减水剂是一种用途较广性能优越的高效减水剂。
Naphthalene series of high range water reducing agents is a kind of an excellent water reducing admixture widely in use.
结果表明适当增加建筑石膏细度可提高减水剂的使用效率；
The results indicate that appropriate increase in fineness of gypsum particles will improve the water-reducing efficiency of superplasticizers.
介绍了HMS型系列高效减水剂的制备方法、配方、以及性能测试。
Preparation, formula and properties testing were introduced for HMS series high range water reducing agent.
以麦草碱木素为原料，采用氧化磺化法，制备了磺化碱木素减水剂。
The lignosulfonate water reducing agent was prepared via oxidation and sulfonation of wheat straw alkali lignin.
聚羧酸系高性能减水剂是减水剂的新品种，具有很多良好的使用性能。
Polycarboxylic acid is a new kind of high performance water-reducing agents which have many useful properties.
简述了国内混凝土减水剂用两亲性聚合物主要类型和性能及研究进展。
Main Types and performance of Amphipathic polymer in water reducing agent in Concrete in China were briefly introduced.
研究了氨基磺酸系新型高效减水剂asp对水泥净浆的分散作用机理。
The mechanism of dispersion effect of sulfamic acid series ASP on cement particles was studied.
本文就其用于配制砌筑水泥，作混凝土掺和料和混凝土减水剂进行介绍。
This Fly Ash is used as cement mortar, concrete mixture and concrete reducing water agent.
在KH相同的情况下，C_3A含量高的水泥对高效减水剂的吸附量大。
With the same KH, the cement with high content of C_3A had a high adsorption. quantity.
提出配置缓凝型减水剂应综合考虑缓凝时间要求、坍落度损失和水泥品种。
It proposed that considerations on retarding time, slump loss and cement kinds are important for retarding plasticizer matching.
并对减水剂作用机理及添加方法、颗粒级配作用和粉煤灰作用进行了讨论。
It also talks about the mechanism of superplastic, the way of adding and the role of fly ash and particles distribution.
对缓凝剂进行试验和分析，并配置缓凝型减水剂，对混凝土的性能进行分析。
Experiment and analysis were set for retarder, and retarding plasticizers were matched to analyze the concrete performance.
结果表明：该产品减水剂具有优良的工作性能、高减水性、混凝土性能等特性。
The result shows this low slump loss superplasticizer features in easy action property, high water reducing rate, and good performance of concrete, etc.
从分子单元结构出发，提出了高性能减水剂分类方法，指出了未来减水剂研究方向。
Starting from molecular unit structure, then the composites of various type and something about the research trends have been proposed.
试验结果表明，复合使用高效减水剂和缓凝剂，能有效控制混凝土坍落度经时损失。
Experiment results showed that compound use of efficient water-reducing admixture and retarding agent can efficiently control the pumped concrete slump loses through time.
本文结合工程实际，介绍了高效减水剂的种类及预应力混凝土施工中对其选用的要求。
This paper Conbines with the engineering reality, introduces the kinds of concertrated water subtractor and its selective claims in prestressed concrete construction.
通过控制这些因素提高了密胺树脂高效减水剂的羟甲基化率和磺化率，改善了产物性能。
By controlling those parameters, the hydroxymethylated and sulfonated ratios of melamine resin superplasticizer were enhanced, the performances of product also improved.
在较大水灰比，一定浓度FDN高效减水剂及密闭条件下，上层水泥浆体会长时间不凝结。
Under the conditions of higher water-cement radio, a certain consistency FDN high-range water reducer and hermetic surrounding, the cement paste did not set in a long time.
以正交试验为基础优化了传统密胺树脂高效减水剂的合成工艺参数，找出了显著影响因素。
The parameters of synthesizing technology of traditional melamine resin Superplasticizer were optimized, and the distinct parameters were ascertained through the perpendicular experiments.
这两种复配型减水剂能明显改善混凝土的和易性，降低坍落度损失和提高混凝土抗压强度。
They can remark ably improve the workability, reduce the gradual loss of lump and improve the compressive strength of concrete.
研究表明磁化水、引气减水剂CON -A及其交互作用均对陶粒砼抗压强度有显著影响。
The study shows that magnetizing water and con a gas-lift water-reducing agent have a remarkable influence on haydite concrete.
本文研究了粉煤灰、减水剂掺量与水灰比对粉煤灰道路混凝土抗压强度、脆性系数的影响。
The influences of flyash, water reducer and W/C on the strength and brittleness of flyash paving concrete were investigated.
通过试验研究了几种类型的高效减水剂在同样水灰比和砂灰比的情况下对砂浆干燥收缩性能的影响。
The influence of different superplasticizers on drying shrinkage of mortar with the same water cement ratio and same sand cement ratio was investigated in this article.
结果表明，高效减水剂的掺入延长了水泥砂浆的初始开裂时间，从而降低了水泥砂浆的开裂敏感性。
The general effect of UNF and PC is to increase initial cracking time of cement mortars, and decrease cracking sensitivity of cement mortars.
结果表明，高效减水剂的掺入延长了水泥砂浆的初始开裂时间，从而降低了水泥砂浆的开裂敏感性。
The general effect of UNF and PC is to increase initial cracking time of cement mortars, and decrease cracking sensitivity of cement mortars.
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