Ústav technologie stavebních hmot a dílců
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Long-term Observation of Yeelimite Clinker Hydration in Environment of Saturated Water Vapour
(Elsevier, 2016-08-03)Due to ecological overloading decrease, industrial by-products are utilized. Fly ash also belongs among these by-products. In Portland-composite cements, the high-temperature fly ash is applied nowadays, but fluidized bed ... -
The Use of Zeolite as Fluxing Agent for Whitewares
(Elsevier, 2016-11-15)The possibility of natural zeolite utilization as a fluxing agent for sintered ceramic bodies will be determined compared with traditional ceramic flux - feldspar and quartz sand as a grog without fluxing effect. Sintering ... -
Investigation of the process of heat transfer in the structure of thermal insulation materials based on natural fibres
(Elsevier, 2016-08-03)Thermal insulation materials based on natural fibres are some of the promising materials that are currently emerging on the construction market. These materials are important especially in terms of sustainable development, ... -
Properties of concrete with partial replacement of natural aggregate by recycled concrete aggregates from precast production
(Elsevier, 2016-08-03)Recycled concrete aggregates (RCA) can be used as a replacement of natural aggregates for a concrete production to save natural sources and also to decrease amount of demolition waste which has to be landfilled. Precast ... -
Studying the Properties of Particulate Insulating Materials on Natural Basis
(Elsevier, 2016-08-03)Recently, materials based on secondary raw materials have been the focus of attention of building companies and end users as well. The reason for this are mainly the low material costs, easy manufacture and application in ... -
Possibilities of using of alkali-activated mortars in aggressive environment
(Elsevier, 2016-08-04)In the article the incipiental experimental works about using of alkali-activated mortars in aggressive environment are introduced. Several types of mortars with different composition were prepared and examined. Observed ... -
Polymer-silicate composite based on alternative raw materials under conditions of increased temperature
(Elsevier, 2016-08-03)The paper presents research into studying the properties of composite materials with polymer-silicate matrix and porous (lightweight) filler. Specifically, the matrix based on cement substituted by 35% of alternative raw ... -
Synthetic preparation of thaumasite – several possible routes for thaumasite formation
(Elsevier, 2016-08-04)Presented work is a part of an experiment where limestone is partially replaced by fluidized fly ash during cement manufacturing. Hydration of this type of cement is connected to formation of AFt phases – thaumasite and ... -
Study of the Moisture Behavior of Newly Developed Plasters Applied on Brick Pillars
(Elsevier, 2016-08-03)As part of research works devoted to the development of silicate thermal insulation materials, two mixtures of plasters based on lightweight aggregate and on traditional and alternative binders were designed. The ... -
Comparison of separate and co-grinding of the blended cements with the pozzolanic component
(Elsevier, 2016-08-03)The main difference between separate and co-grinding of blended cement is the fact that co-grinding occurs interaction among the milled components. These interactions may speed up milling process, or on the contrary to ... -
New Chemically Resistant Coating Systems with Progressive Incorporation of Hazardous Waste in Polyurethane and Epoxy Matrices
(MDPI, 2022-04-29)New types of highly chemically resistant coating systems, primarily intended for concrete and metal substrates, were designed and experimentally verified in the paper. Secondary raw materials in optimal amounts, including ... -
Possibilities of fly ash utilization in the cement matrix by superabsorbent polymers
(CEMC – České ekologické manažerské centrum, 2021-12-01)The paper deals with the possibilities of preparation, processing and basic properties of silicate mass - cement paste using superabsorbent polymer (SAP). SAP is a relatively new additive, which is used in silicate mixtures, ... -
Cementotřískové desky s vyšším obsahem netradičních alternativních surovin substituujících pojivo a třísky
(CEMC - České ekologické manažerské centrum, 2021-12-01)Článek prezentuje laboratorní výzkum zaměřený na posouzení vlastností a mikrostruktury cementotřískových desek modifikovaných alternativními surovinami. Konkrétně bylo modifikováno složení pojiva jemně mletým vápencem a ... -
Long-term durability of cement-bonded particleboards with modified composition by waste dust
(CEMC - České ekologické manažerské centrum, 2021-12-01)This paper presents research on long-term behaviour of cement-bonded particleboards exposed to adverse conditions. The boards were subjected to frosting / defrosting cycles, up to 300 cycles. Specifically, 100, 200, 300 ... -
Verification of the influence of particle shape on the chemical resistance of epoxy coating and use of waste glass as the filler
(MDPI, 2022-02-24)The use of suitable secondary raw materials as fillers in progressive, protective agents primarily intended for horizontal concrete construction is very effective not only from the ecological but also from the economic ... -
Influence of Sulphate Attack on Properties of Modified Cement Composites
(MDPI, 2021-09-13)Monitoring the condition of building structures based on composite materials in aggressive environments shows that the deterioration of basic properties occurs under the influence of various factors such as temperature and ... -
Study of the properties of chemically resistant repair mortar with the use of secondary raw materials
(IOP Publishing, 2021-12-01)This paper deals with the research of a new silicate-based repair mortar modified with selected secondary raw materials. The aim of this work is to develop a chemically resistant material suitable for use in an extremely ... -
Corrosion Resistance of Novel Fly Ash–Based Forsterite–Spinel Refractory Ceramics
(MDPI, 2022-02-12)This article aims to investigate the corrosion resistance of novel fly ash–based forsterite–spinel (Mg2SiO4-MgAl2O4) refractory ceramics to various corrosive media in comparison with reactive alumina–based ceramics. Because ... -
Preparation and Characterization of Glass-Ceramic Foam from Clay-Rich Waste Diatomaceous Earth
(MDPI, 2022-02-13)In this study, the potential of use of waste diatomaceous earth from production of diatomaceous earth for filtration purposes, as an alternative raw material for foam glass production, was explored. The Chemical and ... -
Hygrothermal properties of advanced bio-based insulation materials
(Elsevier, 2021-10-07)Hygrothermal performance of buildings is one key element to the sustainable design, health, and comfort of the indoor environment. Building sustainability depends on all associated lifespan stages, from building design and ...
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