We use cookies to help personalize your web experience and improve our websites. To find out more about what cookies are, how we use them and how to delete them, see our Cookie Statement.
Confirm
![BIMSM Pharma Stoppers]( "BIMSM Pharma Stoppers")
Specialty elastomer for pharmaceuticals
Exxpro™ specialty elastomers are brominated isobutylene paramethyl-styrene terpolymers (BIMSM). Together with Exxon™ halobutyl rubber, Exxpro specialty elastomers help the healthcare industry meet ever-changing requirements related to cleanliness, drug compatibility, low extractables and leachables.
Ideal for sensitive drugs and other demanding applications, Exxpro specialty elastomers are a super-clean solution and cost-effective alternative to expensive coated stoppers. In the tire industry, Exxpro is used for high-performance bladders and envelopes.
Benefits
- High temperature resistance
- Greater heat stability compared to EPDM rubbers
- Low permeability and high damping similar to butyl rubber
- Wide latitude in cure and cocure with a variety of rubbers
- Ozone/weathering resistance
Products
-
![ExxonMobil Chemical Page]( "ExxonMobil Chemical Page")
Exxpro™ specialty elastomers
Discover technical details and specifications for Exxpro product grades.
View data sheets
Industries and applications
Featured resources
View highlighted news, events, technical papers and case studies below. To see our full collection of resources, browse our
Library.
-
![ExxonMobil Chemical Library icon]( "ExxonMobil Chemical Library icon")
ExxonMobil™ PP for healthcare and medical applications
ExxonMobil PP is a versatile material that can offer cost-effective performance flexibility for healthcare and medical applications. It is suitable for all sterilization techniques and selected grades comply with regulatory requirements for medical use.
Read more
-
![ExxonMobil Chemical Library icon]( "ExxonMobil Chemical Library icon")
Exxpro™ Specialty Elastomer Grade 3433
Model formula for pharmaceutical closure Exxpro Specialty Elastomer Grade 3433.
Read more
-
![ExxonMobil Chemical Library icon]( "ExxonMobil Chemical Library icon")
Sustained commitment: Supply, innovation, technology and quality
An interview with Kurt Aerts, Vice President, Global Specialty Elastomers and Butyl, ExxonMobil.
Read more
-
![ExxonMobil Chemical share button icon]( "ExxonMobil Chemical share button icon")
Pioneers of innovation: The fathers of synthetic rubber
Read how these pioneers have opened doors to further learning and exploration in their fields and beyond.
Read more
Don’t see what you’re looking for? Check out Quick links to explore additional content.