Products Description
Butyl rubber (abbreviated as IIR) is a synthetic rubber produced by the copolymerization of isobutylene and a small amount of isoprene. It is a high-performance synthetic elastomer widely used in the production of non-airleaking rubber products.
| Property | Typical Value |
|---|---|
| Product Name | Butyl Rubber / Isobutylene-Isoprene Rubber |
| CAS Number | 9010-85-9 |
| Appearance | White to light yellow rubber bale |
| Polymer Type | IIR (saturated elastomer) |
| Density | 0.91 – 0.93 g/cm³ |
| Gas Permeability | Extremely low |
| Air Retention Performance | Excellent |
| Temperature Range | -50°C to +120°C |
| Aging Resistance | Excellent |
| Oil Resistance | Moderate |
| Elastic Recovery | Good |
Applications of Butyl Rubber for Non-Airleaking Products
Tire Inner Tubes & Air Retention Products
Used in tire inner tubes, inflatable liners, and air-holding rubber components, ensuring long-lasting air retention and safety.
Sealing & Gasket Systems
Applied in industrial gaskets, pipeline seals, and equipment sealing parts, preventing gas and air leakage.
Waterproof & Airtight Membranes
Used in construction waterproofing membranes and sealing tapes, providing both air and moisture barrier functions.
Industrial Non-Airleaking Rubber Parts
Applied in pressure-resistant seals, vibration dampers, and airtight rubber components, ensuring stable performance under load.
Package of IIR/Butyl Rubber/isobutylene-isoprene Rubber
- Package: 1KG/25kg/
- Transportation: by courier/ by air/ by sea
Storage of IIR/Butyl Rubber/isobutylene-isoprene Rubber
Stored in a dry and cool condition.
Company Profile
Tianjin Gnee Biotech Co. Ltd. is a specialized manufacturer of chemical raw materials based in China. Established in 2016, the company possesses over 10 years of export experience, with its products distributed to more than 60 countries worldwide.
Key products include Polyisobutylene (PIB-covering low, medium, and high molecular weight grades), Butyl Rubber (IIR), and Halogenated Butyl Rubber, among others.
FAQ
1). Q: How do you control quality?
A: We maintain our own quality control system and welcome any third-party inspections. Our laboratory has been conducting testing for over a decade.
2). Q: Do you accept small batch orders?
A: Yes. If you are a small retailer or startup, we are delighted to grow alongside you.
We look forward to establishing a long-term partnership.
3). Q: Do you provide samples?
A: Certainly. We offer complimentary 50g samples.
4). Q: What about pricing? Can you offer better terms?
A: Customer benefit is always our top priority. Pricing is negotiable based on specific conditions,
and we guarantee the most competitive quote for your needs.
5). Q: Can you guarantee on-time delivery?
A: Absolutely! With years of expertise in this field, many clients choose us precisely because we deliver punctually while maintaining top-tier product quality!
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