Synthesis of polyesters derived from glycerol and phthalic anhydride and its application for bitumen modification

V Joshi, K Kumar, K Nandu Krishna… - Journal of Applied …, 2024‏ - Wiley Online Library
This study introduces phthalic anhydride (P) and glycerol (G)‐based polyester as an additive
for upgrading lower‐grade bitumen to higher‐grade bitumen. The different colorless …