Zobrazeno 1 - 10
of 95
pro vyhledávání: '"Ľuboš Krišťák"'
Publikováno v:
Advances in Materials Science and Engineering, Vol 2022 (2022)
Forest covers 4.06 billion hectares (ha) or 31% of the total land area worldwide, where 93% (3.75 billion ha) are natural regenerating forests and the remaining 7% (294 million ha) are planted forests. Eucalyptus spp., being one of the most important
Externí odkaz:
https://doaj.org/article/d7d75ea6726a460995b52319bfc3885c
Autor:
Viktor Savov, Petar Antov, Christian Panchev, Muhammad Adly Rahandi Lubis, Hamid R. Taghiyari, Seng Hua Lee, Ľuboš Krišťák, Martina Todorova
Publikováno v:
Fibers, Vol 11, Iss 12, p 103 (2023)
Recycling medium-density fiberboards (MDF) presents notable technological challenges, primarily due to the deteriorated properties of the recycled wood fibers obtained from MDF waste. On the other hand, the enhanced valorization of recycled wood in t
Externí odkaz:
https://doaj.org/article/360825537256477d9fbeb30995f9f44a
Autor:
Petar Antov, Viktor Savov, Neno Trichkov, Ľuboš Krišťák, Roman Réh, Antonios N. Papadopoulos, Hamid R. Taghiyari, Antonio Pizzi, Daniela Kunecová, Marina Pachikova
Publikováno v:
Polymers, Vol 13, Iss 16, p 2775 (2021)
The potential of ammonium lignosulfonate (ALS) as an eco-friendly additive to urea–formaldehyde (UF) resin for manufacturing high-density fiberboard (HDF) panels with acceptable properties and low free formaldehyde emission was investigated in this
Externí odkaz:
https://doaj.org/article/63d5210d6a2749aa99fe5353be953e78
Autor:
Jakob Gößwald, Marius Cătălin Barbu, Alexander Petutschnigg, Ľuboš Krišťák, Eugenia Mariana Tudor
Publikováno v:
Polymers, Vol 13, Iss 7, p 1125 (2021)
Planer shavings (PS) are side-products generated during the processing of solid wood, typically used for heating, packaging, or insulation purposes. PS has been used for decades in particleboard manufacture, particularly in the core layer. The aim of
Externí odkaz:
https://doaj.org/article/d7e3a0afd68e4ad19557985eb34975fa
Autor:
Ľuboš Krišťák, Roman Réh
Publikováno v:
Applied Sciences, Vol 11, Iss 8, p 3479 (2021)
Wood composites are the key material for a number of structural and non-structural applications for interior and exterior purposes, such as furniture, construction, floorings, windows and doors, etc [...]
Externí odkaz:
https://doaj.org/article/c4b5ee8bc75941989419048d2dc5c746
Publikováno v:
Advances in Materials Science and Engineering, Vol 2019 (2019)
The results of using the EDPS (extended dynamic plane source) method to determine thermophysical properties of solid wood of coniferous trees growing in Slovakia with 0% and 12% equilibrium moisture content are presented in the paper. Solid wood of t
Externí odkaz:
https://doaj.org/article/776dcd17afbf4a1381fa93a2c740453d
Autor:
Roman Réh, Ľuboš Krišťák, Ján Sedliačik, Pavlo Bekhta, Monika Božiková, Daniela Kunecová, Vlasta Vozárová, Eugenia Mariana Tudor, Petar Antov, Viktor Savov
Publikováno v:
Polymers, Vol 13, Iss 4, p 511 (2021)
The potential of using ground birch (Betula verrucosa Ehrh.) bark as an eco-friendly additive in urea-formaldehyde (UF) adhesives for plywood manufacturing was investigated in this work. Five-ply plywood panels were fabricated in the laboratory from
Externí odkaz:
https://doaj.org/article/9b49b933d70d441992c1c597ef3e70a2
Publikováno v:
Polymers, Vol 13, Iss 2, p 220 (2021)
The potential of producing eco-friendly, formaldehyde-free, high-density fiberboard (HDF) panels from hardwood fibers bonded with urea-formaldehyde (UF) resin and a novel ammonium lignosulfonate (ALS) is investigated in this paper. HDF panels were fa
Externí odkaz:
https://doaj.org/article/df767d6107c449889b4e675e3c2f98eb
Publikováno v:
Polymers, Vol 12, Iss 12, p 2852 (2020)
The current work deals with three dimensionally molded plywood formed parts. These are prepared in two different geometries using cut-outs and relief cuts in the areas of the highest deformation. Moreover, the effect of flax fiber reinforcement on th
Externí odkaz:
https://doaj.org/article/4064a8151ea148f483ffb21039d4abbf
Autor:
Ivan Kubovský, Ľuboš Krišťák, Juraj Suja, Milada Gajtanska, Rastislav Igaz, Ivan Ružiak, Roman Réh
Publikováno v:
Applied Sciences, Vol 10, Iss 22, p 8113 (2020)
This article deals with the laser cutting of wood and wood composites. The laser cutting of wood and wood composites is widely accepted and used by the wood industry (due to its many advantages compared to, e.g., saw cutting). The goal of this resear
Externí odkaz:
https://doaj.org/article/893789f371ad4b3986f2455cfd2ef24d