Leonardo Siqueira
Editor, Pine Chemicals, Argus Media
Leonardo Siqueira is editor of pine chemicals at Argus Media, a leading provider of energy and commodity price benchmarks. He covers the global markets for pine oleoresin, gum rosin, gum turpentine, crude tall oil (CTO) and its derived bio-fractions. Leonardo has over 10 years of expertise covering the commodities and financial markets. With a specialization degree in Science Journalism from the Campinas State University (Unicamp) in Brazil, and a master’s degree in Strategic Communications from the University of Lisbon, Leonardo has presented at various global adhesives, sealants and pine chemicals conferences in the US, Ireland, Spain and Brazil.
Adhesive Raw Material Developments: Navigating HCR and Pine Chemicals Markets
Recent events have significantly impacted trade flows and market dynamics for hydrocarbon resins (HCR) and rosin esters used in adhesives. This presentation will explore the current global challenges in tackifier raw materials supply and demand, examining the fundamentals of both synthetic and biobased tackifier materials. It will also address the structural supply changes that have complicated market dynamics in an increasingly competitive and complex environment both in Europe and the rest of the world.
Co-author: Steve Williams
Breakout X- Industry Outlook & Technologies – 12 September 2025 – 10:00 – 10:30 – Room 2