# Propylene oxide and Unsaturated polyester resins

Their prices have moved together.

Source page: https://www.materialinsights.org/links/propylene-oxide-and-unsaturated-polyester-resins/

[Propylene oxide](https://www.materialinsights.org/chemicals/propylene_oxide/) (chemical) and [Unsaturated polyester resins](https://www.materialinsights.org/chemicals/upr/) (chemical): 1 relationship.

## How they are linked

### 1. Price link: glycol input

*Cost and price · Strong · Both ways*

Propylene glycol, made from propylene oxide, is the usual glycol in these resins. The basic organic chemicals proxy correlates with the resin index at 0.24 for monthly moves, 0.74 for yearly moves and 0.29 over the last five years, consistent with shared petrochemical costs.

- **0.24** monthly change correlation
- **0.74** 12-month change correlation
- **0.57** fitted elasticity

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