Date of Award

3-1975

Degree Name

Bachelor of Science

Department

Paper Science and Engineering

Abstract

Aspen wood chips and hardwood thermomechanical pulp were cooked with Sodium Xylen Sulfonate solution in various cooking temperature, time length, chemical content and liquor to wood radio.

The process had a very high yield but the products produced a poor strength. Brightness was increased slightly by the treatment. Kappa Number was decreased at the beginning of the cook but increased again as the cook proceeded.

Based on this experimental data, hydrotropic pulp produced from wood chips and thermomechanical pulp was inferior to ordinary chemical pulp (Kraft or Sulfate) both in terms of physical and optical characteristics.

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