# Benzene and Polyurethanes (MDI, TDI, polyols)

Their prices have moved together.

Source page: https://www.materialinsights.org/links/benzene-and-polyurethanes-mdi-tdi-polyols/

[Benzene](https://www.materialinsights.org/chemicals/benzene/) (chemical) and [Polyurethanes (MDI, TDI, polyols)](https://www.materialinsights.org/chemicals/polyurethanes/) (chemical): 1 relationship.

## How they are linked

### 1. Price link: feedstock

*Cost and price · Moderate · Both ways*

Benzene is turned into nitrobenzene, aniline and then MDI, while TDI comes from toluene, so aromatics costs flow into isocyanates. The petrochemical proxy moves with the thermosetting proxy at 0.22 monthly, a weak tie for a broad resin index.

- **0.22** monthly change correlation
- **0.49** 12-month change correlation
- **0.03** fitted elasticity

Built from the site data on production routes, energy flows, industry value chains, input-output tables and prices.