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![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
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![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
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Consistently applying tomorrow’s technology
Read the full brochure to learn how high-quality, uniform products, supply reliability and our level of technical support have lead to successful application development.
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Exxpro™ Specialty Elastomer Grade 3433
Model formula for pharmaceutical closure Exxpro Specialty Elastomer Grade 3433.
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Sustained commitment: Supply, innovation, technology and quality
An interview with Kurt Aerts, Vice President, Global Specialty Elastomers and Butyl, ExxonMobil.
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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.
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