Detail Information
| Physical Property | Unit | Test Method | Typical Value |
|---|---|---|---|
| Specific Gravity (60°F) | °F | ASTM D 287 | 0.91 |
| Viscosity, cSt (100°C) | mm2/s | ASTM D 445 | 3000 - 3400 |
| Color | Saybolt | ASTM D 156 | 70 |
| Pour Point | °F | ASTM D 97 | 50 |
| Flash Point | °F | ASTM D 92 | 410 |
| Density (60°F) | lb/gal | ASTM D 1250 | 7.55 |
| Total Acid Number | mg KOH/g | ASTM D 974 | 0.02 |
| Avg. Molecular Weight | - | ASTM D 974 | 2400 |
| Odor | - | - | No Foreign Odor |
| Appearance | - | Visual | Bright and Clear |
Products Description
Polyisobutylene 2000 (PIB 2000) is a medium molecular weight synthetic polymer, It is widely used in adhesives, sealants, lubricants, and waterproofing materials.
Tianjin Gnee Biotech Co. Ltd. is a leading manufacturer and supplier of conventional and high reactive polyisobutylene products.
As part of our extensive product line, Gneebio supplies PIB 2000 for use in a variety of industries and applications, including:
- Adhesives/Sealants
- Lubricant & Grease Manufacturers
- Metalworking
- Cosmetics
- Mining
- Rubber & Plastic Modification

Packaging of Polyisobutylene 2000 (PIB 2000)
1~25KG Packed in Plastic bucket
Storage of Polyisobutylene 2000 (PIB 2000)
- Store in a cool, dry, and ventilated environment
- Avoid direct sunlight and high temperatures
- Keep containers tightly sealed after use
- Shelf life: 12–24 months under recommended conditions

Why Choose Us as Your PIB Supplier?
- Factory Direct Chemical Raw Material Supplier
- High Quality Polyisobutylene with Stable Performance
- Competitive Wholesale Price for Bulk Orders
- Support for Custom Molecular Weight & Viscosity
- Fast Delivery & Reliable Logistics
- Experienced Manufacturer with Strong Production Capacity
We focus on providing reliable Polyisobutylene (CAS 9003-27-4) for global industrial and chemical buyers.
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: About the after-sale service of products
A: After purchasing the products from our factory, we have A professional technical team and after-sales team to serve you and solve all your problems in the future.
Q2: Can I get some samples?
A: Yes, we can provide samples, but the customer will pay the freight.
Q3: How to confirm product quality before placing an order?
A: You can get free samples of some products. You just have to pay the shipping fee or arrange for the sample to be sent to us by express.
You can send us your product specifications and requirements and we will produce products according to your requirements.
Q4: What is your MOQ?
A: The minimum quantity we can order is 1kg.
But usually we can accept a smaller quantity, say 100g, at the cost of 100% sample charge.
Q5: Shipping Time?
A: We ship the parcel out in 1-2 days and offer tracking No.. Shipping time is different to different country. Please consult
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