
Hexamethylene Diisocyanate

Tosoh Strengthens Market Position with Nanyang Factory Expansion for HDI Derivatives
December 6, 2024 – Tosoh Expands Factory to Boost HDI Derivative Production Capacity Tosoh, a leading Japanese chemical company, has announced plans to expand its Nanyang factory located in Chunan City, Yamaguchi Prefecture. The expansion aims to enhance the production capacity of hexamethylene diisocyanate (HDI) derivatives. Upon completion, the factory’s annual HDI production capacity is…