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Waste Rubber Pyrolysis: Product Yields and Limonene Concentration
Katarzyna Januszewicz1, Paweł Kazimierski2, Tomasz Suchocki2
1Department of Energy Conversion and Storage, Chemical Faculty, Gdańsk University of Technology, Narutowicza 11/12, 80-233 Gdańsk, Poland.
Materials (Basel, Switzerland)
|October 8, 2020
Summary
Chemical recycling of rubber waste, like tires, offers a pro-ecological solution. This study explores limonene production from various rubber products through pyrolysis, comparing effectiveness across scales.
Area of Science:
- Materials Science
- Chemical Engineering
- Environmental Science
Background:
- Rubber waste from tires, conveyor belts, and other products is a growing environmental concern.
- Traditional disposal methods like burning are unsustainable, necessitating advanced recycling techniques.
- Recovering valuable materials from rubber waste is crucial for a circular economy.
Purpose of the Study:
- To investigate the chemical recycling of diverse rubber waste materials.
- To evaluate the potential for limonene production via pyrolysis of rubber waste.
- To compare limonene yields from different rubber types and pyrolysis scales.
Main Methods:
- Characterization of various waste rubber materials.
- Pyrolysis experiments conducted at microgram, laboratory, and semi-technical scales.
- Analysis of liquid fractions for limonene content and yield.
Main Results:
- Successful pyrolysis of different rubber waste types, including tires.
- Limonene was identified as a key product in the liquid fractions.
- Comparison of limonene formation effectiveness across various rubber sources and scales.
Conclusions:
- Chemical recycling of rubber waste is a viable pro-ecological approach.
- Pyrolysis offers a pathway for recovering valuable limonene from rubber products.
- Further research can optimize limonene production from tire pyrolysis.
