# Polyurethanes (MDI, TDI, polyols) and Toluene

Their prices have moved together.

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

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

## How they are linked

### 1. Price link: product

*Cost and price · Moderate · Both ways*

TDI, the isocyanate for flexible foam in mattresses and car seats, is made from toluene. The thermosetting resins proxy moves with the petrochemical proxy at only 0.22 monthly, because TDI is a small slice of a broad resin index.

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

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