Viscosity Index Improvers Market to Reach US$5.4 Billion by 2029, Driven by Olefin Copolymer Growth The global Viscosity Index Improvers (VII) market is projected to reach US$5.4 billion by 2029, according to a new report by Maximize Market Research. This growth is fueled by the increasing demand for high-performance lubricants in the automotive and industrial sectors. Request for free...