Butyl Rubber
Butyl rubber, chemically identified by CAS 9010-85-9, is a synthetic elastomer produced through the copolymerization of isobutylene with a small percentage of isoprene. This material is distinguished by its exceptional impermeability to gases and moisture, making it a critical component in applications requiring airtight seals. It exhibits high chemical stability, resistance to oxidation, and excellent thermal aging properties, maintaining its physical integrity even under prolonged exposure to environmental stressors.
In industrial and research contexts, butyl rubber is valued for its unique viscoelastic properties, which provide significant energy absorption and vibration damping capabilities. The material is generally supplied in solid bales or granules and requires standard rubber processing equipment for compounding and vulcanization. Its versatility allows for modification through halogenation to enhance curing rates and compatibility with other elastomers, further extending its utility across diverse manufacturing sectors.
• The primary application of butyl rubber is in the production of tire inner liners and inner tubes, where its superior gas barrier properties ensure consistent inflation pressure and long-term durability. Its resistance to air permeation is significantly higher than that of natural rubber, making it indispensable for modern pneumatic tire technology.
• In the industrial sealing and adhesive sector, this elastomer is utilized to manufacture high-performance gaskets, O-rings, and sealants. Its resistance to moisture, weathering, and various chemicals makes it an ideal choice for construction membranes, roof coatings, and protective linings for chemical storage tanks and pipes.
• Butyl rubber serves as a critical material for vibration isolation and shock absorption components in automotive and machinery engineering. Its high loss factor allows it to effectively dampen mechanical energy, reducing noise and protecting sensitive equipment from structural vibrations and impact forces.
• The material is extensively used in the pharmaceutical and laboratory industries for the production of stoppers and closures. Due to its low permeability and chemical inertness, it provides a reliable barrier against contamination and moisture ingress, ensuring the stability and sterility of sensitive chemical reagents and injectable medications.
Product Name: Butyl Rubber
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