Chemical composition of Schinus molle L. wood and kraft pulping process

The determination of the chemical composition of the wood is fundamental in the proposition of its most appropriate uses, as in the case of suggesting the wood for the pulping process kraft. The purpose of this work consisted in determining the basic chemical composition of Schinus molle L. wood and to carry out cooking kraft to evaluate the yield and the kappa number. The tree of S. molle belongs to the family Anacardinaceae, which is broadly established in Mexico. The chemical analysis included the determination of pH, ash content, solubility in organic solvents, quantity of lignin and holocellulose. To evaluate the pulp yield and kappa number, a factorial experimental design 2x2x2 was applied, having as factors and levels the following ones: temperature (160, 165 °C), charge of chemical reagents (16, 18%), cooking time (90, 100 min). Finally, based on the results of this work the possible use of this wood for the kraft pulping process is proposed.

Bibliographic Details

Main Authors:	Mejía-Díaz,L. A., Rutiaga-Quiñones,J. G.
Format:	Digital revista
Language:	English
Published:	Universidad Autónoma Metropolitana, División de Ciencias Básicas e Ingeniería 2008
Online Access:	http://www.scielo.org.mx/scielo.php?script=sci_arttext&pid=S1665-27382008000200007
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