EPR spin trapping - A new technique for observation and characterisation of free radicals during photodegradation of wood;EPR spinske stupice - Nova tehnika za zabilježbu i razvrstavanje slobodnih radikala tijekom svjetlosne razgradnje drva

Drvna Industrija

Volumn 53, Issue 4, 2002, Pages 197-202

  Humar, Miha ^a   Šentjurc, Marjeta ^b   Petrič, Marko ^a  

^a UNIVERSITY OF LJUBLJANA   (Slovenia)

^b JO EF STEFAN INSTITUTE   (Slovenia)

Author keywords

Copper; DEPMPO; EPR spin trapping; Photodegradation of spruce wood

Indexed keywords

EID: 37949033031     PISSN: 00126772     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (18)

1. Duling D. 1996. EPR calculations for MS-Windows NT, 95. Version 0.96. National Institute of Environmental Health Sciences. Public software tools.
2. European Committee for Standardization. 1989. Wood preservatives; Determination of the toxic values against wood destroying basidiomycetes cultured an agar medium, EN 113. Brussels, 32.
3. Evans P.D., Thay P.D. and Schmalzl K.J. 1996. Degradation of wood surfaces during natural weathering. Effects on lignin and cellulose and on the adhesion of acrylic latex primers. Wood Science and Technology, 30: 411-422.
4. Feist, W.C., Williams, R.S. 1991: Weathering durability of chromium-treated southern pine. Forest Products Journal, 41(1): 8-14.
5. Fengel, D., Wegener, G. 1989: Wood; Chemistry, Ultrastructure, Reactions. Wal-ter de Gruyter, Berlin, New York: pp: 345-372.
6. Frejaville, C, Karoui, H., Tuccio, B., La Moigne, F., Culcasi, M., Pietri, S., Lauricella, R., Tordo, P. 1995: 5-(Diethoxyphosphoryl)-5-methyl-1- pyrroline N-Oxide: A new efficient phosphorylated nitrone for the in vitro and in vivo spin trapping of oxygen-centered radicals. Journal of Medicinical Chemistry , 38, 258-265.
7. Grelier, S., Castellan, A., Kamdem, D.P. 2000: Photoprotection of copper-amine treated pine. Wood and fibre science, 32: 196-202.
8. Hon, D.N.S. 1976: Fundamental degradation processes relevant to solar irradiation of cellulose: ESR studies. Journal of Macrobiological Science - Chemistry, A 10: 1175-1185.
9. Hon, D.N.S. 1991: Photochemistry of wood. In: Wood and Cellulosic Chemistry. Eds. D.N.S. Hon, N. Shiraishi. Marcel Dekker, Inc. New York. pp. 525-555.
10. Hon, D.N.S., Chang, ST. 1982: Participation of singlet oxygen in the photo degradation of wood surfaces. Wood Science and Technology, 16: 193-201.
11. Hon, D.N.S., Feist, W.C. 1992: Hydroperoxidation in photoirradiated wood surfaces. Wood and Fibre science, 24: 448-455.
12. Lcary, G. 1968. Photochemical production of quinoid structures in wood. Nature, 217:672-673.
13. Liu, R., Ruddick, J.N.R., Jin, L. 1994: The influence of copper (II) chemicals on the weathering of treated wood, Part 1. ACQ treatment of wood on weathering. The International Research Group on Wood Preservation, Document IRG/WP/94-30040,9.
14. Petrič, M., Murphy, R.J., Morris, I. 2000: Microdistribution of some copper and zinc containing waterborne and organic solvent wood preservatives in spruce wood cell walls. Holzforschung. 54, 23-26.
15. Raspor, P., Smole-Možina, S. Podjavoršek, J. Pohleven, F. Gogala, N. Nekrep, F.V. Rogelj, I. and Hacin. J. 1995: ZIM: zbirka industrijskih mikroorganizmov. Katalog biokultur; Biotehniška fakulteta, Katedra za biotehnologijo, Ljubljana: 98.
16. Ross, A.S., Feist, W.C. 1993: The effects of CCA-trcated wood on the performance of surface finishes. Proceedings of American Wood Preservation Association A WPA, 1-15.
17. Schmid, S., Webster, R.D., Evans, P.D. 2000: The use of ESR spectroscopy to assess the photostabilising effects of wood preservatives. The International Research Group on Wood Preservation, Document IRG/WP 00-20186, 9.
18. Sundell, P., de Meijer, M., Militz, H. 2000: Preventing light induced degradation of wood by acetylation: a study on lignin and lignin model compounds. Woodcoatings. Challenges and solutions in the 21th Century. Paper 22, 17.