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Kompatibilnost površinskih vodnih premazov s smrekovim lesom, impregniranim s pripravki na osnovi bakra in etanolamina : diplomsko delo (visokošolski strokovni študij) = Compatibility of waterborne stains with wood impregnated with copper-ethanolamine based wood preservative : graduation thesis (higher professional studies)Ciglarič, AleksanderZaradi slabe fiksacije bakra v impregniran les poskušamo njegovo izpiranje iz impregniranega lesa omejiti s primerno površinsko obdelavo. Ker lahko predhodna impregnacija lesa negativno vpliva na ... pomembne lastnosti površinskih sistemov, smo raziskovali vpliv dveh novih impregnacijskih sredstev. Vzorce iz lesa smreke smo impregnirali z vodno raztopino bakrovega sulfata in etanolamina (CuE) ter s pripravkom, ki je poleg naštetih sestavin vseboval še kvartarno amonijevo spojino, topbor in oktanojsko kislino (CuEOQ). Kot površinska premaza smo uporabili vodna poliakrilatna lazurna premaza - pokrivnega, pigmentiranega (oznaka 5) ter transparentnega (oznaka 9). Izvedli smo več standardnih in nestandardnih preizkusov. Ob določitvi kontaktnega kota in globine penetracije se je najbolje obnesel drugi zaščitni pripravek, ki je v primerjavi z neimpregnirano površino omogočal manjše kontaktne kote oziroma boljše razlivanje, posledično pa tudi globjo penetracijo obeh premazov. Z merjenjem časa utrjevanja po DIN 53150 smo ugotovili, da je v primerjavi z neimpregnirano podlago, utrjevanje premazov na obeh impregniranih vzorcih bistveno dolgotrajnejše. Oprijemnost premazov na podlage smo določili z metodo odtrgovanja pečatov SIST EN 24624 ter z metodo križnega reza. Na vzorcih, impregniranih z obema zaščitnima sredstvoma, smo ugotovili povečano oprijemnost pigmentiranega - belega premaza, oprijemnost transparentnega pa se je znižala. Test s križnim rezom je pokazal podobne rezultate kot test s pečati. Ugotovili smo, da lahko primerno površinsko obdelavo izpiranje zaščitnega sredstva iz lesa dokaj zmanjšamo.Type of material - undergraduate thesis ; adult, seriousPublication and manufacture - Ljubljana : [A. Ciglarič], 2006Language - slovenianCOBISS.SI-ID - 1452681
Author
Ciglarič, Aleksander
Other authors
Petrič, Marko, 1962- |
Humar, Miha |
Pohleven, Franc
Topics
zaščita lesa |
bakrovi pripravki |
kompatibilnost |
vodne lazure |
izpiranje bakra |
wood preservation |
copper based preservatives |
compatibility |
water stains |
leaching
Library | Call number – location, accession no. ... | Copy status |
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BF, Dept. of Wood Technology, Lj. | Knjižnica BF za lesarstvo vsn 169 IN: 020060151 |
available - reading room |
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JCR | SNIP | JCR | SNIP | JCR | SNIP | JCR | SNIP |
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DRS, in which the journal is indexed
Database name | Field | Year |
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Links to authors' personal bibliographies | Links to information on researchers in the SICRIS system |
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Ciglarič, Aleksander | |
Petrič, Marko, 1962- | 00395 |
Humar, Miha | 19106 |
Pohleven, Franc | 05248 |
Source: Personal bibliographies
and: SICRIS
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