PL EN
NANOMODIFIED PORTLAND CEMENT COMPOSITIONS WITH ALKALINE ACTIVATION
 
More details
Hide details
1
National University ”Lviv Polytechnic”, Ukraine
Publication date: 2018-02-06
 
BoZPE 2016;(2):61–66
 
KEYWORDS
TOPICS
ABSTRACT
This paper deals with design of rapid hardening Portland cement compositions modified ultrafine mineral additives, polycarboxylate type superplasticizer, alkalicontaining activator. Nanoparticles relating to microheterogeneous systems are characterized by high values of specific interfacial area and “excess surface energy” and promote more complete synergic effect of other components activity. The possibility of increasing of liquid phase alkalinity due to interaction of sodium sulphate and calcium hydroxide in the presence of such ultrafine aluminium containing additives as metakaolin was established.
eISSN:2544-963X
ISSN:2299-8535