Product reached the level of common water reducing agent.
改性物的减水性能达到普通减水剂的标准。
The shrinkage of the base decreases by the proper dosage water reducing agent.
适宜用量的减水剂降低了基层材料的收缩量。
The present invention discloses the preparation process of composite ceramic water reducing agent.
本发明公开了一种复合陶瓷减水剂的制备方法。
The water reducing agent of cement was prepared via sulfonation of semi-chemical pulping black liquor.
半化学浆黑液进行磺化改性制备水泥减水剂，并对改性工艺进行优化。
Summer is used, can inhibit the slump loss, generally is used with high efficiency water reducing agent.
夏季使用，可抑制坍落度损失，一般与高效减水剂复配使用。
Preparation, formula and properties testing were introduced for HMS series high range water reducing agent.
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。
The lignosulfonate water reducing agent was prepared via oxidation and sulfonation of wheat straw alkali lignin.
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。
Main Types and performance of Amphipathic polymer in water reducing agent in Concrete in China were briefly introduced.
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。
The effects of fly ash, water retention agent, re-dispersible latex powder and water reducing agent on performance of mortar were.
研究了粉煤灰、保水剂、可再分散乳胶粉、减水剂等对砂浆性能的影响，并探讨各种外加剂对砂浆的改性机理。
This text has introduced the synthetic method of the high performance water reducing agent of amino sulfonic acid and production application.
介绍了氨基磺酸系高性能减水剂的合成方法及生产应用。
When high flowing pump concrete of C60 is produced, more water and water reducing agent is used. So it often appears segregation and bleeding.
配制C60高流态泵送砼时，需要采用较大用水量和减水剂掺量，故拌合物常有离析和泌水趋势。
High efficiency water reducing agent is a kind of additive agent, which can reduce mixing water greatly while maintaining unchanged landslide.
高效减水剂是指在保持混凝土坍落度基本相同的条件下能大幅度减少拌和用水量的外加剂。
The results show that the modified lignosulfonate has a better water-reducing performance as effectively as high grade concrete water reducing agent.
结果表明，改性木质素磺酸盐具有较好的减水性能，且达到高效减水剂的减水性能。
The invention relates to a polycarboxylate composite water reducing agent suitable for low-cementitious material concrete and a preparation method thereof.
本发明涉及一种聚羧酸复合减水剂及其制备方法，适用于低胶凝材料混凝土。
Testing results for effects of high range water reducing agent on hydration temperature elevation, heat emission and strength of the concrete were presented.
介绍了高效减水剂对混凝土水化温度升高、放热率及强度影响的试验结果。
A low cost retarded high range water reducing agent GCL1 was prepared via oxidation and sulfonation modification using calcium lignosulfonate as primary raw material.
研究了木素磺酸钙的氧化磺化等复合改性工艺，合成了以木素磺酸钙为主要原料的低成本缓凝高效减水剂GCL1。
At present, water reducing agent and fly ash compound mixing additives are mainly used in cement concrete, but their application in cement stabilized macadam is rare.
目前，减水剂和粉煤灰复合掺加外加剂主要是应用于水泥混凝土，应用于水泥稳定碎石的具体研究极少。
The PS water reducing agent, which is very effective for concrete, has been made from waste poly styrene(WPS) by sulfuric acid of fuming sulfuric acid sulfonation process.
以废聚苯乙烯（WPS）泡沫为原料，采用浓硫酸和发烟硫酸两种磺化方法制备性能良好的砼减水剂。
Chemical structure, mechanism, performance characteristics of JM-PCA (I) carboxylic high range water reducing agent and its application in high performance concrete are presented.
本文介绍JM PC A (I)聚羧酸系高效减水剂的化学结构、作用机理、性能特点及其高性能混凝土的应用。
By addition of compound additives made of some cheap components, the production cost of melamine water reducing agent is greatly decreased so that the spread and application value increases.
通过掺入某些廉价组分制成复合型外加剂，使得三聚氰胺减水剂的生产成本大幅降低，从而提高其推广应用价值。
An air entraining high range water reducing agent was synthesized by way of oxidization and grafted - sulfonation of black liquor of reed pulp (sodium lignosulfonate) and its performance was studied.
通过对芦苇造纸黑液氧化、接枝磺化合成工艺，研制出具有引气性能的高效减水剂，并对其性能进行了研究。
This article describes the development process of early-strength water-reducing agent and its application in construction. It also analysis of the principle.
本文介绍了早强减水剂的研究过程以及对工程实际的应用，并从机理上加以分析。
The article mainly describes the application common ceramic water-reducing agent in home and abroad, the change nature of new model agents and the developing trend.
介绍了常用的陶瓷减水剂及其在国内外的应用、新型减水剂的改性及发展趋势。
Through analysizing the factors of decline of durability of concrete, utilize the modified lignosulfonates high range water-reducing agent to raise the durability of concrete is scientific.
通过分析导致混凝土耐久性下降的因素，论述了利用改性木素磺酸盐高效减水剂在提高混凝土耐久性研究的应用。
The study shows that magnetizing water and con a gas-lift water-reducing agent have a remarkable influence on haydite 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。
Experiment results showed that compound use of efficient water-reducing admixture and retarding agent can efficiently control the pumped concrete slump loses through time.
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。
This Fly Ash is used as cement mortar, concrete mixture and concrete reducing water agent.
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。
Such as the synthesis of polyether-based water-reducing agent, by adding the less amount of monomer APEG50, the viscosity of superplasticizer increase, and the cement paste test to maintain reduced.
如在聚醚型减水剂的合成中，加入单体APEG50量越少，减水剂的粘度增加，水泥净浆测试的保持性降低。
By adding different retarders, the water reducing effect is improved in varied degrees, which reflects the difference of its adaptability to naphthalene water-reducing agent and cement.
掺加不同种类的缓凝剂均不同程度促进高效减水剂提高减水作用，并且对减水作用的提高程度反映了该缓凝剂与萘系高效减水剂和水泥三者的适应性差别。
By adding different retarders, the water reducing effect is improved in varied degrees, which reflects the difference of its adaptability to naphthalene water-reducing agent and cement.
掺加不同种类的缓凝剂均不同程度促进高效减水剂提高减水作用，并且对减水作用的提高程度反映了该缓凝剂与萘系高效减水剂和水泥三者的适应性差别。
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