Products Description
Polyisobutylene (PIB), CAS No. 9003-27-4, is a synthetic hydrocarbon polymer widely used as an industrial raw material in rubber processing, coatings, sealants, lubricants, and additive systems.
Our Industrial Grade PIB material is manufactured under strict quality standards to ensure stable molecular weight distribution, consistent viscosity, and reliable performance in large-scale industrial applications.
It is available in different molecular weight grades to meet various processing and formulation requirements.
| Item | Specification |
|---|---|
| Product Name | Polyisobutylene (PIB) |
| CAS Number | 9003-27-4 |
| Appearance | Colorless to Light Yellow Viscous Liquid / Semi-Solid |
| Molecular Weight | Low / Medium / High Grade Available |
| Density (25°C) | 0.90 – 0.92 g/cm³ |
| Solubility | Insoluble in water, soluble in hydrocarbons |
| Volatility | Low |
| Shelf Life | 24 Months |
TDS, COA, and MSDS available upon request.
Polyisobutylene Uses
Industrial Applications
- Rubber Industry
Used in butyl rubber modification, inner tube production, sealing strips, and gaskets.
- Coatings Industry
Improves flexibility, weather resistance, and barrier properties.
- Adhesives & Sealants
Enhances tackiness, elasticity, and long-term sealing performance.
- Lubricant & Fuel Additives
Serves as a base polymer for dispersants and viscosity modifiers.
Packaging & Shipping
We accept International Express--Fedex/DHL/UPS, air shipping and sea shipping
- Storage: Storein cool & dry place. Do not freeze. Keep away from strong light and heat.
- Shelf life: two years when properly stored.
- Shipping method: International express by air, by sea, UPS and EMS service.
| Cargo weight | Packing | Shipping method | Lead-time |
| 1-50kg | Below 5kg Use Foil bag; 5-25kg use two layer PP bag,then into master carton or cardboard drum |
International express (Fedex/ DHL/UPS) |
1~3 days after payment |
| 100-200kg | 25kg/drum,use two layer PP bag,then into cardboard drum | Air shipping Sea Shipping |
5~7 days after payment |
| Over 500kg | 25kg/drum,use two layer PP bag,then into cardboard drum | Sea shipping | 7~10 days after payment |
Company Profile
TIANJIN GNEE BIOTECH CO., LTD. is a modern chemical enterprise integrating R&D, production, and supply.
Established in 2016, Gneebio specializes in chemical raw materials with global exports to 60+ countries. Products include PIB (various MW), butyl rubber, and halogenated butyl rubber.
FAQ
Q1: How can I get a sample?
A: Free samples is available. You only pay shipping cost.
Q2: Which payment terms do you accept?
A: Payment can be done by T/T, Western Union,Money Gram,etc.
Q3: How to confirm the Product Quality before placing orders?
A: Every product is with professional COA. Please be sure about the quality.If any doubt, sample is available to you to be tested before large quantity order.
Q4: When will my order be shipped?
A: Within 3 working days after the payment.
Q5: How do you treat quality complaint?
First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us,we will
send you free goods for replacement or refund your loss.
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