Predicting boron diffusion in wood from surface sorption

Forest Products Journal

Volumn 52, Issue 10, 2002, Pages 67-70

  Ra, J B ^a   Barnes, H M ^a   Conners, T E ^a  

^a Chinju National University   (South Korea)

Author keywords

[No Author keywords available]

Indexed keywords

BORON; SORPTION; WOOD;

SURFACE SORPTION;

DIFFUSION IN SOLIDS;

BORON; DIFFUSION; SORPTION; WOOD;

EID: 0036807578     PISSN: 00157473     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (16)

1. American Wood-Preserver's Association (AWPA). 1995. Book of Standards, Standard A2. Standard methods for analysis of water borne preservatives and fire-retardant formulations. AWPA, Woodstock, MD.
2. Choong, E.T. 1965. Drying coefficients of softwoods by steady-state and theoretical methods. Forest Prod. J. 15(1):21-27.
3. _ and P.J. Fogg. 1968. Moisture movement in six wood species. Forest Prod. J. 18(5):66-70.
4. Comstock G.L. 1963. Moisture diffusion coefficients in wood as calculated from adsorption, desorption, and steady-state data. Forest Prod. J. 13(3):97-103.
5. Crank, J. 1975. The Mathematics of Diffusion. Oxford Univ. Press, New York. 414 pp.
6. _ and M.E. Henry. 1949. Diffusion in media with variable properties. Part I. The effect of a variable diffusion coefficient on the rates of absorption and desorption. Trans. Faraday Soc. 45:636-650.
7. Hart, C.A. 1964. Principles of moisture movement in wood. Forest Prod. J. 14(5):207-214.
8. Morrell, J.J., C.M. Sexton, and A.F. Preston. 1990. Effect of moisture content of Douglasfir heartwood on longitudinal diffusion of boron from fused borate rods. Forest Prod. J. 40(4):37-40.
9. Puettmann, M.E. and E.L. Schmidt. 1997. Boron diffusion treatment of aspen lumber stored under various relative humidifies. Forest Prod. J. 47(10):47-50.
10. Ra, J.B. and H.M. Barnes. 1999. A method for determining boron diffusion coefficients in wood. Doc. No. IRG/WP/99-30200. The Inter. Res. Group on Wood Preservation, Stockholm, Sweden. 10 pp.
11. _, _, and T.E. Conners. 2001. Determination of boron diffusion coefficients in wood. Wood & Fiber Sci. 33(1): 90-103.
12. Skaar, C. 1954. Analysis of methods for determining the coefficients of moisture diffusion in wood. Forest Prod. J. 4(12):403-410.
13. Smith, D.N. and A.I. Williams. 1969. Wood preservation by the boron diffusion process: The effect of moisture content on diffusion time. J. of the Inst. of Wood Sci. 22(4):3-10.
14. Stamm, A.J. 1960. Combined bound-water and water-vapor diffusion into Sitka spruce. Forest Prod. J. 10(12):644-648.
15. U.S. Borax and Chemical Corp. 1986. TIMBOR® Preservative Plant Operators' Manual. Valencia, CA.
16. Wengert, E.M. and C. Skaar. 1978. Additional considerations in measuring transverse moisture conductivity in wood. Wood Sci. 11(2): 102-104.