1) setting accelerator
速凝剂
1.
The effect of setting accelerators on hydrating mechanism of cement;
速凝剂对水泥水化机理的影响
2.
Improvement of the alkali-free cement setting accelerator and its acceleration mechanism;
无碱液态速凝剂的改性和速凝机理
3.
A type of liquid state composite setting accelerator with low content of alkali for Portland cement was composed by means of four constituents composition.
采用四组分复合的方法合成了一种液体低碱复合速凝剂。
2) accelerator
[英][ək'seləreɪtə(r)] [美][ək'sɛlə'retɚ]
速凝剂
1.
Application of accelerator in wet shotcrete construction method;
湿式喷凝土工法速凝剂的应用
2.
A low alkaline liquid accelerator for Portland cement(LSA in short)was synthesized by means of organic and inorganic composite.
采用有机无机复合的方法合成了一种低碱液态水泥速凝剂(简称LSA速凝剂)。
3.
A new viewpoint on the accelerating mechanism of accelerators has been suggested by using XRD, combinedwater measurement, hydration liquid phase analyses, DTA and ect.
通过XRD、测定结合水和水化液相、DTA等手段研究了速凝剂对水泥水化的影响 ,认为传统的速凝剂促凝机理将速凝剂的作用归因于NaOH使石膏对C3A的缓凝作用消失是值得商榷的 ,并提出了速凝剂促凝作用的新观
3) rapid setting admixture
速凝剂
1.
RSD is a new kind of rapid setting admixture for shotcrete.
RSD是一种性能优良的喷射混凝土速凝剂,在试验室中掺加RSD后的混凝土强度对比测试表明,该速凝剂不仅能显著提高水泥胶砂的早期强度,而且不降低水泥胶砂的后期强度,并能提高水泥胶砂的耐久性能。
4) flash-setting agent
速凝剂
1.
The study on effect of aluminate and triethanolamine on properties of flash-setting agent;
铝酸盐和三乙醇胺对液体速凝剂性能影响的研究
5) "782" cement quick setting admixture
"782"速凝剂
6) liquid accelerated agent
液体速凝剂
1.
The recent researches and problems about liquid accelerated agent in China are discussed.
综述了我国液体速凝剂研究的现状及存在的问题,结合试验结果分析了现行行业标准《喷射混凝土用速凝剂》(JC477-2005)对检测液体速凝剂的局限性,提出了在使用该标准对液体速凝剂进行测试时的几点修订建议。
2.
It is found that partial hydrolysis polyacrylamide, triethanolamine and potassium dichromate all can form an even and stable solution with the liquid sodium aluminate, and the synergistic ingredients can obviously enhance the effect of the liquid accelerated agent.
在本文中针对铝酸钠液体速凝剂的适应性较差这一特点,进行了复配研究。
3.
When mixing amount superfluous,lots of hexagonal aluminate hydrates and monosulfate were formed and calcium silicate hydrate gel and columnar crystal ettringite were less,causing imperfect structure,the effect of the liquid accelerated agent was reduced.
目的研究不同物质的量比铝酸钠液体速凝剂对水泥性能的影响规律,探讨其促凝机理及存在最佳掺量的原因。
补充资料：速凝剂
分子式：
CAS号：
性质：掺入混凝土中能使混凝土迅速凝结硬化的外加剂。粉状固体，其掺用量仅占混凝土中水泥用量2％～3％，却能使混凝土在5min内初凝，10min内终凝。以达到抢修或井巷中混凝土快速凝结的目的。是喷射混凝土施工法中不可缺少的添加剂。其主要成分为铝氧熟料(即铝矾土、纯碱、生石灰按比例烧制成的熟料)经磨细而制成。它们的作用是加速水泥的水化硬化，在很短的时间内形成足够的强度，以保证特殊施工的要求。
CAS号：
性质：掺入混凝土中能使混凝土迅速凝结硬化的外加剂。粉状固体，其掺用量仅占混凝土中水泥用量2％～3％，却能使混凝土在5min内初凝，10min内终凝。以达到抢修或井巷中混凝土快速凝结的目的。是喷射混凝土施工法中不可缺少的添加剂。其主要成分为铝氧熟料(即铝矾土、纯碱、生石灰按比例烧制成的熟料)经磨细而制成。它们的作用是加速水泥的水化硬化，在很短的时间内形成足够的强度，以保证特殊施工的要求。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条