Summary
The observed kinetics of Pinus pinaster bark with acetic acid after alkali treatment, with or without intervening acid prehydrolysis, are satisfactorily explained by a model involving both solubilization and condensation reactions.
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Aravamuthan, R.; Chen, W.; Zangarian, K.; April, G. 1989: Chemicals from wood: Prehydrolysis/Organosolv methods. Biomass 20: 263–276
Baeza, J.; Urizar, S.; de Magalhaes, N.; Freer, J.; Schmidt, E.; Durán, N. 1991: Organosolv Pulping-V: Formic acid. Delignification of Eucalyptus globulus and Eucalyptus grandis. Bioresource Technology 37: 1–6
Davis, J. L.; Young, R. A.; Deodhar, S. S. 1986: Organic acid pulping of wood III. Acetic acid pulping of spruce. Mokuzai Gakkaishi 32: 905–914
Davis, J. L.; Nakatsubo, F.; Murakami, K.; Umezawa, T. 1987: Organic acid pulping of wood IV. Reactions of arylglycerol-β-guaiacyl ethers. Mokuzai Gakkaishi 33: 478–486
Davis, J. L.; Young, R. A. 1991: Production and characterization of lignins from acetic acid based pulping processes. Holzforschung 45 Suppl.: 61–70
Gierer, J. 1980: Chemical aspects of delignification. Wood Sci. Technol. 14: 241–246
Grethlein, H. E. 1984: Acid hydrolysis review. Paper presented at the Conference: Anaerobic digestion and carbohydrate hydrolysis of waste. Luxembourg, May 8–10
Johansson, A.; Aaltonen, O.; Ylinen, P. 1987: Organosolv pulping methods and pulp properties. Biomass 13: 45–65
Nimz, H. H.; Casten, R. 1986: Chemical processing of lignocellulosics. Holz Roh-Werkstoff 44: 207–212
Sarkanen, K. V. 1990: Chemistry of solvent pulping. TAPPI J. October: 215–219
Vázquez, G.; Antorrena, G.; Parajó, J. C. 1986: Selection of operational conditions in alkaline lixiviation of Pinus pinater bark. Holz Roh-Werkstoff 44: 415–418
Vázquez, G.; Antorrena, G.; Francisco, J. L; González, J. 1992: Properties of phenolic-tannin adhesives from Pinus pinaster bark as related to bond quality in Eucalyptus plywoods. Holz Roh-Werkstoff 50: 253–256
Yasuda, S.; Abe, Y.; Hirokaga, Y. 1991: Behavior of lignin in organic acid pulping. Part III. Additive effects of potassium and sodium halides on delignification. Holzforschung 45 Suppl.: 79–82
Young, R. A.; Davis, J. L.; Wiesmann, E. B. 1986: Organic acid pulping of wood. Part II. Acetic acid pulping of aspen. Holzforschung 40: 99–108
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This study was subsidised by the Xunta de Galicia. J. González is grateful to DGICYT for a research grant
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Vázquez, G., Antorrena, G. & González, J. Kinetics and mechanism of acetic acid pulping of detannined Pinus pinaster bark. Wood Sci.Technol. 28, 403–408 (1994). https://doi.org/10.1007/BF00225459
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DOI: https://doi.org/10.1007/BF00225459