Funded by the National Natural Science Foundation of China(No.52370128);the Fundamental Research Funds for the Central Universities(No.2572022AW54)。
This study identified castor oil and phosphate ester as effective retarders through setting time,tensile,and flexural tests,and determined their optimal dosages.The mechanism by which phosphate ester affects the setti...
Funded by Key Laboratory for Comprehensive Energy Saving of Cold Regions Architecture of Ministry of Education(No.JLJZHDKF202204)。
This paper studied the effects of different retarders on the performance of the"one-step"alkali-activated composite cementitious material(ACCM)which is composed of ground granulated blast slag(GGBS)and fly ash(FA),and...
The retarding effect of protein retarder on phosphorus building gypsum(PBG)and desulfurization building gypsum(DBG)was investigated,and the results show that protein retarder for DBG can effectively prolong the settin...
Funded by the National Natural Science Foundation of China(No.50872160)
We analyzed the influence of sodium polyphosphate(STPP) on the performances of recycled gypsum(RG). This analysis was performed with two different ways of STPP addition: One was that the STPP was added into Plast...
A non contacting electrical resistivity measurement device was used for measuring the electrical resistivity of cement paste incorporated with retarder.The hydration process was divided into dissolving period,setting...