Chemical & Material
Isobutylene Isoprene Rubber (IIR)
Isobutylene Isoprene Rubber (IIR) refers to isobutylene-isoprene copolymers with low unsaturation defined by the isoprene fraction. Polymer chemistry, molecular structure and compounding establish cure and service behaviour; finished-part performance requires the full formulation.
- Types
- Regular IIR · Halogenated IIR
- Applications
- Tires · Medical Stoppers · Protective Clothing
5 editions26 December 2025











