泵送剂

新型高效混凝土负温泵送剂的研究与应用

Study and application of new efficient pumping admixture of negative temperature

对混凝土泵送剂配制原理、方法及其性能进行了研究。

The compounding principle , methods and properties of concrete pumping admixture had been studied .

NB系列泵送剂及其在桥梁工程中的应用

NB series of pumping agents for concrete and its applications in Bridge Engineering

JRC－2A泵送剂配制C（60）高强商品泵送混凝土材料性能研究

Study of the Properties of C_ ( 60 ) High Strength Ready-Mixed Concrete Prepared with JRC-2A Pumping Agent

介绍了CLB超流态混凝土泵送剂的技术性能及工程应用。

Technical properties and Application of CLB Super Flow Concrete Pump Agent are described .

有机物对Na2SO4饱和溶解度及液体防冻泵送剂析晶的影响

Influences of organic matter on the performances of the solubility of Na_2SO_4 and the crystallization of liquid anti-freezing pumping agents

CLB型超流态混凝土泵送剂

CLB Super Flow Concrete Pump Agent

FNC-V混凝土负温泵送剂的性能及工程应用

Properties and engineering application of FNC-V negative temperature concrete pumping agent

WL-1型泵送剂性能和应用

Property and Application of WL-1 Pumping Agent

通过研究缓凝高效减水剂GCL1与保水剂、引气剂的配伍性能，研制了混凝土泵送剂GCL1-3。

Concrete pumping admixture GCL1-3 was developed by studying the properties of concrete superplasticizer GCL1 combined with water retaining admixture and air entraining agent .

通过掺加UEA膨胀剂、TQⅢ大体积混凝土防冻泵送剂，并采用暖棚法对大体积混凝土进行了温度控制，防止了大体积混凝土的冻害和裂缝的产生。

In this paper through adoption of UEA expansion agent , TQ - ⅲ antifreezing pump agent and warming shed the mass concrete 's temperature is controlled , so that the frost damage and cracks are prevented .

防冻剂泵送剂复合使用对冬期施工混凝土质量的影响

Effects of the application of anti-freezing admixture mixed with pumping aid on performances of concrete in construction in winter

糖钙型防冻泵送剂对氟（磷）石膏水泥的速凝机理及解决途径

The flash set mechanism of antifreezing pumping aid with calcium of molasses mixes F-P gypsum cement and to solve measure

研究发现：相对于基准混凝土，泵送剂掺量、用水量、水泥用量的改变，都会影响泵送混凝土的早期开裂性能。

Test result indicated that the quantity of pumping agent , water , and cement used in concrete influenced the cracking properties of pumping concrete .

试验结果表明：有机物（醇类）可以增大硫酸钠在-5～15℃下的溶解度，可以降低液体防冻泵送剂在0～5℃下的析晶量。

The results show that organic matter ( alcohols ) can improve the saturated solubility of Sodium sulfate under-5 ~ 15 ℃ and can decrease the crystallization of liquid antifreezing pumping agent under 0 ~ 5 ℃ .

结果表明，该系列减水剂对水泥浆体具有高度的减水、保坍作用，以氨基磺酸为主导官能团的混凝土泵送剂，可以较好地改善混凝土内部结构及性能。

The results show , to cement grout , it has high reducing water rate and little slump loss , and concrete pumping aid with sulfamic acid as leading functional group , can optimize internal structure and properties of concrete .

本文探讨了商品混凝土的常见问题，尤其是影响混凝土工作性的因素及解决办法，提出了配制混凝土泵送剂的原理和控制混凝土坍落度损失的方案。

This paper discusses the common problems , especially the effect factors of concrete workability and how to solve the problems . The principle that how to compound concrete pumping aid and the plan how to control slump-loss were put forward .

负温高效防冻剂或负温高效防冻泵送剂是负温高性能混凝土在寒冷气候下强度发展的关键，也是防止混凝土受冻害的技术关键，其掺量随混凝土设计强度等级的不同而变化。

High performance antifreeze compound or high performance antifreeze compound for pumping concrete is determinant factor of strength development of high performance concrete in cold climate as well as key technology for concrete freezing avoidance . Compound quantity added depends on designed concrete degree .

脂肪族型液体泵送防冻剂研制技术效益分析

Benefit analysis of development technology of aliphatic liquid pumping antifreezer

本文以混凝土可泵性研究成果为依据，本着实用、经济、方便的原则，介绍了MA泵送剂的研制结果。

Based on the research achievements of concrete pumpability and the principles of practical use , eco-nomic and convenient , the research results of the MApumping agent are introduced .