Zobrazeno 1 - 10
of 4 852
pro vyhledávání: '"formaldehyde resin"'
Publikováno v:
Carbon Capture Science & Technology, Vol 13, Iss , Pp 100302- (2024)
Global warming led by excessive CO2 emission is a significant challenge. CO2 capture is recognised as an efficient way to mitigate this issue. In this study, we successfully synthesized a series of activation-free nitrogen-doped mesoporous carbon nan
Externí odkaz:
https://doaj.org/article/c46d6d6877f04d4eaa455090c1657053
Publikováno v:
Polymer Testing, Vol 138, Iss , Pp 108557- (2024)
The melamine-formaldehyde (MF) resin adhesive was modified by graphene oxide (GO), the chemical structure, wettability, bonding performance, tensile properties, curing performance and thermal properties of the modified resin were analyzed, and the to
Externí odkaz:
https://doaj.org/article/cdd3f864b20047f7b4e2a27f7a03d812
Autor:
Konstantin Zhuzhukin, Larisa Belchinskaya, Ekaterina Yushchenko, Elena Tomina, Alexander Tretyakov
Publikováno v:
Floresta e Ambiente, Vol 31, Iss 3 (2024)
Abstract The work proposes the use of multi-walled carbon nanotubes in various concentrations treated in nitric acid (f-MWCNT) as a filler for urea-formaldehyde resin to produce birch plywood with improved physical-mechanical, water-resistant and the
Externí odkaz:
https://doaj.org/article/a7047705c7a3445b9fef4c09a5f21df0
Autor:
Anna A. Askarova, Viktor N. Nikolkin, Denis S. Butakov, Leonid P. Sinelnikov, Vladimir N. Rychkov
Publikováno v:
Известия Томского политехнического университета: Инжиниринг георесурсов, Vol 335, Iss 6 (2024)
Relevance. The need to create new safe energy sources that can meet the needs of production and medicine where the use of traditional energy sources is impossible or unprofitable. Such sources may include radioisotope power sources, in which energy p
Externí odkaz:
https://doaj.org/article/6000b15e176446aeaf595a87f046e745
Publikováno v:
Energies, Vol 17, Iss 17, p 4205 (2024)
The technological and environmental challenges promoted by the European Commission (EC) follow its objectives to minimise waste, ensure the rational use of resources and energy, use raw materials more efficiently, and increase recovery and recycling.
Externí odkaz:
https://doaj.org/article/45aa515cbf2f4e23a506c9ff72dba1aa
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 8213-8228 (2023)
Phenol formaldehyde (PF) resin adhesives are widely used in the production of bamboo-based composites owing to their excellent bonding strength and durability. However, the inherent brittleness of cured PF resin may result in notable stress concentra
Externí odkaz:
https://doaj.org/article/70a9184879b34fdbb0bd383e049b9c75
Publikováno v:
Maderas: Ciencia y Tecnología, Vol 26 (2024)
In this study, different loading levels of cellulose nanofibril and borax were added as reinforcement in melamine-urea-formaldehyde adhesive to enhance the performance properties of plywood panels as engineered wood composites. Physical properties (d
Externí odkaz:
https://doaj.org/article/c06690a54ec345cd80788774e4d3c009
Autor:
Li, Yiming, Lv, Chenyang
Publikováno v:
Multidiscipline Modeling in Materials and Structures, 2023, Vol. 19, Issue 4, pp. 707-727.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/MMMS-09-2022-0179
Publikováno v:
BioResources, Vol 18, Iss 3, Pp 5417-5434 (2023)
Urea-formaldehyde (UF) resins, as the most common adhesives for wood-based composites, emit formaldehyde, which is forcing producers to find a solution to this problem. Using scavengers is a practical way of reducing formaldehyde emissions, but somet
Externí odkaz:
https://doaj.org/article/33f3a1eda5fd4a9cb3899df43a3e8cca
Autor:
Aujchariya Chotikhun, Jitralada Kittijaruwattana, Seng Hua Lee, Emilia-Adela Salca, Wa Ode Muliastuty Arsyad, Yusuf Sudo Hadi, Trairat Neimsuwan, Salim Hiziroglu
Publikováno v:
Journal of Wood Science, Vol 69, Iss 1, Pp 1-9 (2023)
Abstract The objective of the study is to evaluate the properties of the plywood made from rubberwood veneers thermally treated at various temperatures. Rotary-peeled rubberwood veneers were thermally treated at 160, 170, 180, and 190 °C under 1 bar
Externí odkaz:
https://doaj.org/article/be5bf4dca9de47998dc417ff3e37a10c