Guia docente 2023_24 Escola de Enxeñaría Forestal

Chemical industries of the wood, cellulose, pulp and paper

Contents

Topic	Sub-topic
Unit operations and Transport Phenomena.	Matter Transfer Based Unit Operations. Heat Transmission Based Unit Operations. Simultaneous Heat and Matter Transfer based Unit Operations. Operations with solids Extensive and Intensive Properties. Definitions and relations. Similarities and differences between the transport of extensive properties. Molecular and turbulent transport. Material and Energy Balances.
2. Chemical composition of the wood. Possibilities of obtaining of products of this biomass.	Cellulose: Presence, Structure, and Properties of the molecule. Polymorphism, supramolecular structure, microfibers, and macro fibers. Hemicellulose: Classification and definitions. Basic units of construction. Chemical Structure of mananes, xylanes, galactanes and glucanes. Content in Hard and Soft Wood. Pectins: Definitions, Structural Units, Chemical Composition. Homogalacturonane and ramnogalacturonane. Lignin: presence, structural units and training of macromolecules of lignin, complex lignin-polysaccharide. Suberina: Presence in the wood and other fabrics of the trees, chemical structure and function. Wooden extracts: occurrence, definitions, systematic; terpenos and terpenoides, extractivos phenolic, fats, waxes, sour grasos and esteroles of soft and hard wood. Tannins of soft and hard wood. Inorganic constituents.
3. Wood Products	Chemical pathways for the integral valorization of wood. Cellulose, and Hemicellulose Derived Products. Wood Polysaccharides and their Applications. Other Valorizable Components of Wood.
4. Paper Pulp and cardboard. Study of Specific Processes of the obtaining Paper Pulp and its Derivatives.	Chemical processes, semi-chemical, mechanical, thermomechanical, and paper recovery. Prime matters. Properties of Fibers. Forest Feedstocks, Seasonal Vegetables, Waste Cellulosics, and Paper Recovery. The process of production of Pulp. Unit Operations. Digestion, Bleaching, Disintegration, Purification, Refinning.
5. Biorrefineríes	Bioenergy, Carbon Cycle and CO2 Captture. Basic Concepts about biorefineries: biofuels, bioproducts, and other materials. Microalgae Biorefineries.
6. Energy Valorization of Wood	Legislation and Energetic and Environmental Policy. Vegetal Biomass and Energy. Biofuels Biogas and Waste Management.