According to DataIntelo, the global Polyisobutenyl Succinic Anhydride (PIBSA) market size was valued at USD 1.2 billion in 2023 and is projected to reach USD 2.4 billion by 2032, growing at a CAGR of 7.5% during the forecast period. The increasing adoption of PIBSA as a dispersant in fuel and lubricant formulations is a key factor propelling market growth.