Zobrazeno 1 - 10
of 144
pro vyhledávání: '"Ivan Chodák"'
Autor:
Peter Boháč, Zuzana Nógellová, Miroslav Šlouf, Juraj Kronek, Ľuboš Jankovič, Hamed Peidayesh, Jana Madejová, Ivan Chodák
Publikováno v:
Materials, Vol 17, Iss 16, p 4017 (2024)
Nanocomposites with a natural rubber (NR) matrix containing organomodified montmorillonite (MMT) as a precursor of nanoparticles were prepared using two different polyoxazolines as surface modifiers of the MMT. The materials were characterized by X-r
Externí odkaz:
https://doaj.org/article/f6d0fabf95ac49cfa21773f57c16ed49
Autor:
Ján Kruželák, Andrea Kvasničáková, Michaela Džuganová, Jan Hanzlik, Martin Bednarik, Ivan Chodák, Ivan Hudec
Publikováno v:
Materials, Vol 17, Iss 11, p 2718 (2024)
Rubber blends based on styrene–butadiene rubber, ethylene–propylene–diene monomer rubber and a combination of both rubbers were cured with different sulfur and peroxide curing systems. In sulfur curing systems, two type of accelerators, namely
Externí odkaz:
https://doaj.org/article/671c89acd3fd4d7e810042a1de0314c9
Publikováno v:
Materials, Vol 17, Iss 3, p 540 (2024)
Poly(butylene adipate–co–terephthalate) (PBAT) is widely used for production of biodegradable films due to its high elongation, excellent flexibility, and good processability properties. An effective way to develop more accessible PBAT-based biop
Externí odkaz:
https://doaj.org/article/3e1b043370724fb6b49b4b74b67fbdc3
Publikováno v:
Materials, Vol 17, Iss 1, p 71 (2023)
This study compares the effect of sulfur and dicumyl peroxide (DCP) vulcanizing systems on the physical and mechanical properties of rubber compounds based on acrylonitrile butadiene rubber (NBR). NBR compounds cured by different amounts of DCP and N
Externí odkaz:
https://doaj.org/article/eb1871cd7a014eccb17e42e06bca67e9
Autor:
Ján Kruželák, Mária Mikolajová, Andrea Kvasničáková, Michaela Džuganová, Ivan Chodák, Ján Hronkovič, Jozef Preťo, Ivan Hudec
Publikováno v:
Materials, Vol 16, Iss 16, p 5596 (2023)
The sulfur curing system, peroxide curing system and their combinations were applied for the cross-linking of unfilled and carbon black-filled rubber formulations based on ethylene-propylenediene-monomer rubber. The results demonstrated that the type
Externí odkaz:
https://doaj.org/article/ee645dfea1ed44d4ace630d0cd442974
Autor:
Natália Šmídová, Hamed Peidayesh, Anton Baran, Oľga Fričová, Mária Kovaľaková, Ružena Králiková, Ivan Chodák
Publikováno v:
Materials, Vol 16, Iss 3, p 900 (2023)
Thermoplastic starch (TPS) consisting of corn starch and glycerol as a plasticizer, and TPS-montmorillonite (MMT) nanocomposite were stored at room temperature in the air with relative humidities (RH) of 11, 55 and 85% for seven weeks. Mechanical tes
Externí odkaz:
https://doaj.org/article/9d17a365f3864bfd9dc6a2cf365391d2
Autor:
Ján Kruželák, Klaudia Hložeková, Andrea Kvasničáková, Michaela Džuganová, Ivan Chodák, Ivan Hudec
Publikováno v:
Materials, Vol 16, Iss 2, p 635 (2023)
The work deals with the application of biopolymer fillers in rubber formulations. Calcium lignosulfonate was incorporated into styrene–butadiene rubber and acrylonitrile–butadiene rubber in a constant amount of 30 phr. Glycerol in a concentration
Externí odkaz:
https://doaj.org/article/0511e4b556ce48f3b7b89058b99459d3
Electrical Conductivity of Rubber Composites with Varying Crosslink Density under Cyclic Deformation
Publikováno v:
Polymers, Vol 14, Iss 17, p 3640 (2022)
Studies addressing electroconductive composites based on rubber have attracted great interest for many engineering applications. To contribute to obtaining useful materials with reproducible behavior, this study focused on understanding the mechanism
Externí odkaz:
https://doaj.org/article/f93cccdaa028476db97779be6d28384c
Publikováno v:
Polymers, Vol 14, Iss 6, p 1253 (2022)
A procedure is described of grafting the acrylic acid onto an oxygen/ozone-activated metallocene poly(ethylene-co-propylene). Consequently, the grafted copolymer is applied as a component in a metallocene polyolefin-based hot-melt adhesive compositio
Externí odkaz:
https://doaj.org/article/644d1a30beb840169ce641435e7a16b7
Autor:
Hamed Peidayesh, Katarína Mosnáčková, Zdenko Špitalský, Abolfazl Heydari, Alena Opálková Šišková, Ivan Chodák
Publikováno v:
Polymers, Vol 13, Iss 21, p 3819 (2021)
Conductive polymer composites (CPC) from renewable resources exhibit many interesting characteristics due to their biodegradability and conductivity changes under mechanical, thermal, chemical, or electrical stress. This study is focused on investiga
Externí odkaz:
https://doaj.org/article/b0ba360285074f24ae2e7b4fe9af67b1