Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Popović Mlađan"'
Autor:
Popović Mlađan M., Vukić Nevena, Điporović-Momčilović Milanka R., Budinski-Simendić Jaroslava, Gavrilović-Grmuša Ivana, Popović Jasmina J., Ristić Ivan
Publikováno v:
Hemijska Industrija, Vol 76, Iss 1, Pp 19-28 (2022)
Addition of poly(diallyldimethylammonium chloride) (PDDA) on the performances of urea-formaldehyde (UF) adhesives was evaluated in this work. Three types of UF adhesives were prepared, one without PDDA addition, and two types with PDDA addition of
Externí odkaz:
https://doaj.org/article/3ee6c8124a7d42b183fd9bf20a250c13
Autor:
Popović Jasmina J., Popović Mlađan M., Điporović-Momčilović Milanka R., Prahin Ana M., Dodevski Vladimir M., Gavrilović-Grmuša Ivana M.
Publikováno v:
Hemijska Industrija, Vol 75, Iss 1, Pp 39-51 (2021)
Particles of beech wood were treated with hot water at the temperature of 150 oC, during 60 min, prior to the pelleting process. The applied hot water pretreatment affected the chemical composition and heating value of particles. Two groups of pel
Externí odkaz:
https://doaj.org/article/e0300e9d60394ef3970c18d01062e93e
Autor:
Popović Mlađan, Todorović Tijana, Điporovic-Momčilović Milanka, Gavrilović-Grmuša Ivana, Popović Jasmina
Publikováno v:
Glasnik Šumarskog Fakulteta: Univerzitet u Beogradu, Vol 2018, Iss 117, Pp 137-142 (2018)
The formaldehyde release and the formaldehyde content from the commercial particleboards were determined using the flask and perforator methods. Since the melamine faced boards were used in this research, the flask method was applied to evaluate h
Externí odkaz:
https://doaj.org/article/0e6f4fefa58a49e88a9b332de55aeefa
Publikováno v:
Glasnik Šumarskog Fakulteta: Univerzitet u Beogradu, Vol 2016, Iss 113, Pp 69-76 (2016)
The acidity of wood has an important role in many areas of wood applications. Hence, this paper presents a study on the acidity of beech, fir and poplar, as the representatives of the most industrially utilized wood species in Serbia. The contents
Externí odkaz:
https://doaj.org/article/1c999a190efc4265bb4b34d63eb47de7
Autor:
Popović Mlađan, Budinski-Simendić Jaroslava, Jovičić Mirjana, Mursics Joszef, Điporović-Momčilović Milanka, Pavličević Jelena, Ristić Ivan
Publikováno v:
Hemijska Industrija, Vol 65, Iss 6, Pp 717-726 (2011)
Differential scanning calorimetry (DSC) was used to evaluate the curing kinetics of two commercial urea-formaldehyde (UF) adhesives having different formaldehyde to urea (F/U) ratio of 1.112 (UF1) and 1.086 (UF2). DSC measurements were done in dynami
Externí odkaz:
https://doaj.org/article/ce50bdb19ae64a9db52c138b980f350e
Publikováno v:
Glasnik Šumarskog Fakulteta: Univerzitet u Beogradu, Vol 2008, Iss 98, Pp 65-74 (2008)
In regard to its hygroscopic properties, particleboard is dimensionally unstable material when exposed to water or in the atmosphere of high level of humidity. Since today several different standardized methods for determination of thickness swelling
Externí odkaz:
https://doaj.org/article/c09f3f3eb2b24db6979b5cb400f65a4d
Publikováno v:
Glasnik Šumarskog Fakulteta: Univerzitet u Beogradu, Vol 2008, Iss 98, Pp 49-64 (2008)
In the aim to achieve fire-resistant plywood of different wood species, in this study, veneers have been impregnated with solutions of chosen fire retardants, which are diammonium phosphate, monoammonium phosphate, sodium acetate, water glass, sodium
Externí odkaz:
https://doaj.org/article/fd44702c41c34e0da63a7af6a8a90681
Publikováno v:
Glasnik Šumarskog Fakulteta: Univerzitet u Beogradu, Vol 2007, Iss 95, Pp 109-117 (2007)
This research was based on presumption that the changes in size and shape of wood particles are expected to have certain impact on the particleboard quality in general. Since the conventional particleboard (PB) and oriented strand board (OSB) were bu
Externí odkaz:
https://doaj.org/article/08f1ae4a2f664857be718ec2e5a58567
Publikováno v:
Glasnik Šumarskog Fakulteta: Univerzitet u Beogradu, Vol 2006, Iss 94, Pp 223-230 (2006)
Urea-formaldehyde (UF) glue resins were the most important type of adhesives in the wood industry last 60 years, especially for the production of wood based panels. More convenient spray dried UF powders went into use last two decades. Small and medi
Externí odkaz:
https://doaj.org/article/58e055127f714486a2c87ad14915b24f
Publikováno v:
Glasnik Šumarskog Fakulteta: Univerzitet u Beogradu, Vol 2006, Iss 94, Pp 257-266 (2006)
This work presents the method for improvement of direct screw connection performance in conventional particleboard (PB) and oriented strand board (OSB). It is conceived on adhesive insertion into the pilot hole prior to embedment of the screw. The te
Externí odkaz:
https://doaj.org/article/0fa7b93d938b4cb5a6e778dc1d9b23b8