Organosolv pulping uses organic solvents at temperatures above 140 °C to break down lignin and hemicellulose into soluble fragments. The pulping liquor is easily recovered by distillation. The reason for using a solvent is to make the lignin more soluble in the cooking liquor. Most common used solvents are methanol , ethanol , formic acid and acetic acid often in combination with water .
Finland. Industry owned institute for applied research focused on the pulp and paper raw materials, manufacturing processes, and finished products and ...
As an excerpt, here is a finding from archives of Pulp and Paper research dated back to early 2000s, Dr. Krotov from the Ukrainian Pulp and Paper Research Institute of Kiev deviced new design for a machine that can produce pulp from whole stalk hemp and other materials. Hemp is actually a cheapest, by all means, and source for best quality paper cellulose. So it can be used for best and optimum paper making. This has been crucial since its discovery but not paid a good deal of interest in recent times. There are several such issues buried and many are coming into existence. Pulp and Paper Technology shall give importance to everything that is good for Pulp and Paper industry.
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