1) high temperature set retarding and water reducing admixture
高温缓凝减水剂
1.
By measuring the initial setting time of RCC indoor,outdoor and in situ,it was proved that the initial setting time of RCC reached 6～8 hours in high temperature summer by adopting the developed high temperature set retarding and water reducing admixture.
通过室内外和现场论证性试验，对碾压混凝土初凝时间进行测定，证实研制得出的高温缓凝减水剂，在夏季高气温条件下，碾压混凝土初凝时间达到６ｈ～８ｈ的要求。
2) retarded high range water reducing agent
缓凝高效减水剂
1.
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。
3) retarding superplasticizer
缓凝高效减水剂
1.
Research and application of JN-3B retarding superplasticizer;
JN-3B缓凝高效减水剂研制及应用
4) superplasticizer
缓凝高效减水剂
1.
The influences of water binder ratio, superplasticizer and mineral blend on the hydration heat of the binder paste were studied by means of hydration heat experiments.
结果表明 :当水胶比降低时 ,胶结材浆体的水化热也随之下降 ;缓凝高效减水剂并不降低总水化热 ,但它推迟水化放热进程 ,加快后期的水化放热速率 ;矿物掺合料的加入可明显降低水化热、水化放热速率 ,推迟达到最高温度的时间 ,尤其是双掺、三掺时降低效果更为显著 。
5) set retarding and superplasticizer admixture
缓凝高效减水剂
1.
Therefore,a series of experiments on performances of several water-reducing admixtures were developed,and a optimun AT type set retarding and superplasticizer admixture was selected since its superior function for pumping aid, and a good technical economic res.
为此，从几种混凝土外加剂的性能试验对比中，优选了ＡＴ缓凝高效减水剂增大混凝土的流动性能，达到顺利泵送的目的，并取得了较好的技术经济效果。
6) Water-reduction retarder
减水缓凝剂
补充资料：缓凝减水剂
分子式：
CAS号：
性质：兼有缓凝和减水功能的外加剂，由缓凝剂与减水剂按一定比例复合而成。
CAS号：
性质：兼有缓凝和减水功能的外加剂，由缓凝剂与减水剂按一定比例复合而成。
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