BASF Announces TDI Increase

September 19, 2017

Dear Valued Customer,

Effective October 1, 2017 or as contracts allow, BASF Corporation is raising the price for all
Lupranate® TDI products by $ 0.12 per pound.

Your BASF Account Manager will provide details of this announced increase and is available to
answer any questions you may have. We appreciate your continued support of BASF Urethane
Chemicals.