Sumários

Secondary metabolites: Terpenoids and alkaloids

27 Novembro 2025, 11:15 José Afonso Rodrigues Graça

What are secondary metabolites and their roles in trees

The chemical diversity of secondary metabolites

Alkaloids: structure and occurrence in trees

Terpenoids: structure and classification

Resin as a mixture of mono- and diterpenes

Resin canals in Pines

Resin extraction processes

Gum resin extraction by tapping

Resin industrial processing

Turpentine: composition and industrial products

Colophony: composition and industrial modification and products

Natural rubber: extraction and industrial processing

 


Lignin: Structure and Technological materials

21 Novembro 2025, 11:15 José Afonso Rodrigues Graça

Lignin as a major wood component

Lignin as 3D polymeric structure

The phenylpropanol precursors of lignin

Linkage types between lignin monomers

Softwood and Hardwood lignins

Variabilty of lignin in wood tissues and cell layers

Lignin structure and its industrial extraction

Recovery of lignin from wood pulping

Products made from lignin


Field trip

20 Novembro 2025, 11:15 José Afonso Rodrigues Graça

Field trip as part of the Wildlife Management and Conservation course


Seminar: Bio-refinery_Concepts, Ideas and industrial projects

14 Novembro 2025, 11:15 José Afonso Rodrigues Graça

Seminar NAVIGATOR/Alexandre Gaspar:

Pulp and Paper Industry – a bio-based industry


Wood polysaccharides – Technical materials

13 Novembro 2025, 11:15 José Afonso Rodrigues Graça

Polysaccharide-based materials and products

Cellulose esters: nitrocellulose

Cellulose acetates and materials made of

Cellulose ethers and materials made of

Cellulose nanocrystals, nanofibers and hydrogels

Cellulose textile fibers: Viscose Rayon

Hemicelluloses saccharafication: fermentable sugars

Enzymatic hydrolysis of polysaccharides

Furans from hemicelluloses