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Title:Vrednotenje življenjske dobe lesa, zaščitenega z emulzijami voskov in bakeretanolaminskimi pripravki v tretjem razredu izpostavitve
Authors:ID Lesar, Boštjan (Author)
ID Humar, Miha (Author)
Files:.pdf PDF - Presentation file, download (327,94 KB)
MD5: 6CE359686FD55D97993B320FE60206A0
PID: 20.500.12556/dirros/fdd52610-4328-4a23-a8f1-3595da01e7a1
 
Language:Slovenian
Typology:1.01 - Original Scientific Article
Organization:Logo SciVie - Slovenian Forestry Institute
Abstract:V raziskavi smo preučevali življenjsko dobo lesa, izpostavljenega na prostem, v tretjem razredu izpostavitve, z dvoslojnim testom. V prvem delu raziskave smo naravnim razmeram izpostavili vzorce smrekovine, impregnirane z vodnimi emulzijami montana in polietilenskih voskov v kombinaciji z borovimi spojinami. V drugem delu testa pa smo testirali vzorce, zaščitene z baker-etanolaminskim pripravkom na vodni osnovi (Silvanolin) in posameznimi sestavinami tega pripravka. Za primerjavo smo izpostavili tudi nezaščitene vzorce smrekovine, macesnovine, bukovine in hrastovine. Skozi celotno obdobje izpostavitve smo spremljali klimatske podatke pod vzorci in na vremenski postaji. Rezultati kažejo, da impregnacija z emulzijami voskov in pripravki na osnovi bakra podaljšuje življenjsko dobo lesa, a je zaščita s pripravki na osnovi bakrovih spojin boljša. Odpornost lesa, zaščitenega z emulzijami voskov in baker etanolaminskimi pripravki, je odvisna od koncentracije emulzije/ raztopine in kakovosti lesa. Na podlagi spremljanja vlažnosti in temperature lesa smo ugotovili, da se v lesu ustvarjajo ustreznejše vlažnostne razmere za razvoj gliv, kot bi sklepali iz meritev temperature in vlažnosti zraka.
Keywords:borove spojine, bakrove spojine, les, vlažnost lesa, naravna odpornost, napovedovanje življenjske dobe
Publication status:Published
Publication version:Version of Record
Year of publishing:2010
Number of pages:str. 23-35
Numbering:Vol. 93
PID:20.500.12556/DiRROS-7739 New window
UDC:630*84(045)=163.6
ISSN on article:0351-3114
URN:URN:NBN:SI:doc-Q1AGJ2Z1
COBISS.SI-ID:3089062 New window
Publication date in DiRROS:12.07.2017
Views:4423
Downloads:1908
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Record is a part of a journal

Title:Zbornik gozdarstva in lesarstva. forest and wood science & technology
Shortened title:Zb. gozd. lesar.
Publisher:Gozdarski inštitut Slovenije, Biotehniška fakulteta, Oddelek za gozdarstvo in obnovljive gozdne vire, Biotehniška fakulteta, Oddelek za lesarstvo
ISSN:0351-3114
COBISS.SI-ID:6206978 New window

Secondary language

Language:Undetermined
Title:Service life prediction of wood treated with wax emulsions and copper amine based solutions exposed in third use class
Abstract:In our research, service life of wood exposed outdoor in the third use class, determined with double layer test, was investigated. In the first part of the investigation, Norway spruce wood specimens were impregnated with montan and polyethylene water based wax emulsion in combination with boron compounds. In the second part of the research, Norway spruce wood samples were impregnated with a copper-ethanolamine (Silvanolin) water based solution and aqueous solutions of individual components. For comparison, untreated Norway spruce, larch, beech and oak wood specimens were exposed as well. During exposition time, climate data under specimens and at weather station were recorded. The results showed that impregnation with wax emulsions and copper based solutions prolongs service life of wood, but protection with copper-ethanolamine solutions is considerably better. Resistance of wood, preserved with wax emulsions and copper-ethanolamine solutions, was influencedby concentration of emulsions/solutions and wood quality. The parallel measurements of wood moisture content and wood temperature clearly showed that there were more suitable conditions in wood for development and growth of fungi than indicated by air temperature and relative air humidity measurements.


Collection

This document is a part of these collections:
  1. Acta Silvae et Ligni

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