Výsledky vyhledávání - "Markovičová Lenka"

Akademický článek

Evaluation of selected properties and surface quality of cured pre-impregnated carbon-fiber fabrics after exposure to sulphuric acid

Autor: Kojnoková Tatiana, Nový František, Markovičová Lenka, Harea Evghenii

Publikováno v: Production Engineering Archives, Vol 29, Iss 1, Pp 1-6 (2023)

This paper deals with changes in selected properties of composite material and surface degradation after exposure to an acidic environment. A carbon fiber-reinforced composite (CFRP) produced from prepregs was tested. The weight change, micro-hardnes

Externí odkaz: https://doaj.org/article/cdf08a963cb54b61971f2b92f5a37fef

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Akademický článek

Verification of the probability of elastomers degradation in natural environments

Autor: Markovičová Lenka, Zatkalíková Viera, Sovík Ján, Kojnoková Tatiana

Publikováno v: Production Engineering Archives, Vol 28, Iss 3, Pp 279-282 (2022)

A wide range of elastomers allows to manufacture products that meet high demands of consumers. They are prepared from a mixture of several rubbers, rubber chemicals, additives and reinforcing materials (fibres), which allows you to obtain the desired

Externí odkaz: https://doaj.org/article/f9150fa2d045476bb9a076a81b01a421

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Akademický článek

The changes of LD-PE films after exposure in different media

Autor: Kojnoková Tatiana, Markovičová Lenka, Nový František

Publikováno v: Production Engineering Archives, Vol 26, Iss 4, Pp 185-189 (2020)

This work deals with the study of polymers, and, in particular, polyethylene; its production, types, properties, and usage. The experimental part evaluates the changes of properties of the polyethylene film to be reused under various exposure conditi

Externí odkaz: https://doaj.org/article/3c17b76facbf4bdb8b6a1f66ca89adb2

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Akademický článek

Comparison of the properties of the original and applied LDPE foils in returned bottles

Autor: Gaňa Dušan, Liptáková Tatiana, Markovičová Lenka

Publikováno v: Production Engineering Archives, Vol 25, Iss 25, Pp 39-42 (2019)

A constant increase in the production of plastic products is a major cause of general environmental pollution. The past decade recognized how significant recycling plastic waste and the development of biodegradable materials is. This paper takes a ne

Externí odkaz: https://doaj.org/article/5459205c58a342ebbcdaff24f81ecf9d

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Akademický článek

Influence of temperature on corrosion resistance of austenitic stainless steel in cl− containing solutions

Autor: Zatkalíková Viera, Markovičová Lenka

Publikováno v: Production Engineering Archives, Vol 25, Iss 25, Pp 43-46 (2019)

Temperature is considered a complicated external factor of the susceptibility of stainless steels to the pitting. This paper deals with the corrosion behaviour of AISI 316Ti stainless steel in temperature range 22 - 80°C in aggressive chloride envir

Externí odkaz: https://doaj.org/article/769970371fcc47679f6b305e731d7cd7

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