Zobrazeno 1 - 10
of 35
pro vyhledávání: '"Sergej MEDVED"'
Autor:
Alexander Scharf, Carmen-Mihaela Popescu, Henric Dernegård, Johan Oja, Graham Ormondroyd, Sergej Medved, Dick Sandberg, Dennis Jones
Publikováno v:
Materials, Vol 16, Iss 22, p 7201 (2023)
Particleboards with different combinations of the adhesive material imidazole, citric acid, and sorbitol were produced. Softwood sawdust from a Swedish sawmill was mixed with an aqueous solution of the chemicals and then dried to 0% moisture content
Externí odkaz:
https://doaj.org/article/aa6495d5d4194e4b8fca77bf248afea6
Publikováno v:
Materials, Vol 16, Iss 5, p 1855 (2023)
Partial liquefaction of residual biomass shows good potential for developing new materials suitable for making bio-based composites. Three-layer particleboards were produced by replacing virgin wood particles with partially liquefied bark (PLB) in th
Externí odkaz:
https://doaj.org/article/528d388db5584dd6b60e9d8ce352eff4
Publikováno v:
Les, Vol 70, Iss 1 (2021)
To achieve the zero-waste goal as well as sustainability, the use of the raw materials, especially those from nature, and wood in particular, has to be smart, meaning that the resource has to be used to its full potential. Since wood-based industry i
Externí odkaz:
https://doaj.org/article/29e46ffe06bb4a389396c8d979b32695
Autor:
Milanka DJIPOROVIĆ-MOMČILOVIĆ, Ivana GAVRILOVIĆ-GRMUŠA, Tijana TODOROVIĆ, Mladjan POPOVIĆ, Sergej MEDVED, Jasmina POPOVIĆ, Fadhil HAMID
Publikováno v:
Pro Ligno, Vol 14, Iss 4, Pp 39-44 (2018)
This paper evaluates two methods for ultrasonic mixing of nano-SiO2 into urea-formaldehyde (UF) adhesives. Nano-silica (SiO2) was used in the form of 30% colloidal suspension, with the nanoparticles having a diameter of 7 nm. Its addition into the
Externí odkaz:
https://doaj.org/article/ad3120feaf6f44739775c8b808e4d557
Autor:
Sergej Medved, Jernej Forštnarič
Publikováno v:
Acta Silvae et Ligni, Vol 116, Pp 43-50 (2018)
Particleboard and MDF are the most usable materials for furniture production, where emission of formaldehyde should be as low as possible. In order to improve aesthetic properties of particleboard and MDF they are covered with appropriate surfacing m
Externí odkaz:
https://doaj.org/article/ef68219a719f48df8b02315b757a9c72
Autor:
Sergej Medved, Gregor Krajšek
Publikováno v:
Acta Silvae et Ligni, Vol 112, Pp 1-6 (2017)
Sanding is an important stage of wood-based panel production, where the primary goal is to achieve a desired thickness as well as appropriate smoothness of the surface. With sanding, the emission of formaldehyde can be influenced especially by the se
Externí odkaz:
https://doaj.org/article/1a6ddaf4836f4a49bce4a629a7fa4160
Publikováno v:
Les, Vol 68, Iss 1 (2019)
An important aspect of wood-based panel usability, especially for construction, load bearing purposes or when in use for longer time, is its resistance against water. The resistance against water is related to type of wood-based panel, morphological
Externí odkaz:
https://doaj.org/article/5733f5537cae4b5c9b3044d97020b3d7
Publikováno v:
International Journal of Polymer Science, Vol 2019 (2019)
In the present study, the influence of adding natural fillers to a cellulose acetate (CA) matrix, in order to develop biocomposites, on the properties of the achieved materials has been investigated. Extracted wood flour, holocellulose, and alpha cel
Externí odkaz:
https://doaj.org/article/175cb001dc5749ae82e9306295a7c593
Publikováno v:
Applied Sciences, Vol 11, Iss 1, p 44 (2020)
Since invasive alien species are one of the main causes of biodiversity loss in the region and thus of changes in ecosystem services, it is important to find the best possible solution for their removal from nature and the best practice for their usa
Externí odkaz:
https://doaj.org/article/b73f9bd95d6f4ad0bc1274c888d5f1d5
Autor:
Wen Jiang, Stergios Adamopoulos, Reza Hosseinpourpia, Jure Žigon, Marko Petrič, Milan Šernek, Sergej Medved
Publikováno v:
Applied Sciences, Vol 10, Iss 15, p 5253 (2020)
Bark as a sawmilling residue can be used for producing value-added chemicals and materials. This study investigated the use of partially liquefied bark (PLB) for producing particleboard with or without synthetic adhesives. Maritime pine (Pinus pinast
Externí odkaz:
https://doaj.org/article/e1018f03616b48beb884df3af9968eac