Entity

Advanced Elastomer Systems Unlimited is the UK operating entity that manufactures specialty thermoplastic elastomers at the Newport, Wales facility. Incorporated on 15 June 1990, the company specializes in the manufacture of plastics in primary forms, specifically thermoplastic vulcanizates (TPVs).​

Business Overview

The company produces Santoprene™ TPV (thermoplastic vulcanizate)—an engineered elastomer that combines the performance characteristics of vulcanized rubber with the processability and recyclability of thermoplastics. Annual turnover reached £120.94 million in 2024, with the Newport facility operating as one of two world-scale Santoprene production plants globally (the other located in Pensacola, Florida).

Corporate History

• 1990: Founded as "TGP 282 Limited" on 15 June 1990​
• November 1990: Renamed "Advanced Elastomer Systems Limited" following creation of a 50:50 joint venture between Monsanto and Exxon combining their thermoplastic elastomer businesses​
• 1997: Monsanto distributed Advanced Elastomer Systems through its Solutia spinoff​
• 2000s: Full acquisition by ExxonMobil Chemical
• December 2021: Acquired by Celanese Corporation for $1.15 billion as part of the global Santoprene business​
• October 2025: Re-registered from private limited company to private unlimited company​