4Chris P. Gabrielli, Frederick A. Kamke. Phenol-formaldehyde impregnation of densified wood for improved dimensional stability [J]. Wood Science and Technology, 2010, 44 ( 1 ): 95-104.
5T Furuno, Y Imamura, H Kajita. The modification of wood by treatment with low molecular weight phenol-formaldehyde resin:a properties enhancement with neutralized phenolic-resin and resin penetration into wood cell walls [J]. Wood Science and Technology, 2004,37 (5) : 349-361.
6Gabrielli C P, Kamke F A, pregnation of densified wood stability[ J]. Wood Science 44(1): 95 -104. Phenol-formaldehyde imfor improved dimensional and Technology, 2010,.
7Lee J S, Furukawa I, Sakuno T. Microdistribution of elements in wood after pretreatment with chitosan and impregnation with chrome-copper-arsenic preservative [J].Mokuzai Gakkaishi, 1992, 38(2) : 186 - 192.
8Eikenes M, Fongen M, Roed L, et al. Determination of chitosan in wood and water samples by acidic hydrolysis and liquid chromatography with online fluorescence deri- vatization[J]. Carbohydrate Polymers, 2005, 61 ( 1 ) : 29 - 38.
9Segal L, Creely J J, Martin A E, et al. An empirical method for estimating the degree of crystallinity of native cellulose using the X-ray diffractometer[ J]. Textile Research Journal, 1959, 29(10) : 786 -794.
