Products Description
What is High Molecular Weight Polyisobutylene CAS 9003-27-4 pib?
Polyisobutylene (PIB) is a homopolymer of isobutylene. Due to different preparation methods and process conditions, the molecular weight of PIB can vary within a certain range. High molecular weight polyisobutene refers to a PIB product with an average relative molecular mass of 500-5000 and an a-olefin content of more than 60%, which is a typical saturated linear polymer. It has good heat resistance, light resistance, and ozone aging resistance, and has ideal chemical stability. Polyisobutylene is the preferred raw material for synthetic lubricant additives.
The ashless dispersant synthesized in this way, because it does not contain chlorine, can not only improve product performance and meet the requirements of high-grade lubricants, but also simplify the production process, save equipment investment, reduce production costs, and reduce the discharge of three wastes, thereby improving the comprehensive benefits of production enterprises and fundamentally solving the pollution and corrosion problems existing in the "chlorination" process.

Basic information
| Trademark Index | UNIT | HRD - 03 | HRD - 10 | HRD - 13 | HRD - 24 | |
|---|---|---|---|---|---|---|
| Mn (Average Molecular Weight Mn) | 300 | 1000±20 | 1300±20 | 2400±50 | ||
| Appearance | Transparent, without Any Additional Substances | Transparent, without Any Additional Substances | Transparent, without Any Additional Substances | Transparent, without Any Additional Substances | ||
| Viscosity | 100°C,Cst | 4 | 270±30 | 640±50 | 4200±200 | |
| Flash Point | °C | 140 | 200 | 220 | 240 | |
| Pour Point | °C | -50±5 | -5±5 | 3±5 | 17±5 | |
| Density | 25°C | 0.83 | 0.89 | 0.896 | 0.905 | |
| Volatile | % (105°C,2hr) | 0.5 | 0.5 | 0.5 | 0.5 | |
| Acid VALUE | mgKOH/g | 0.02 | 0.01 | 0.01 | 0.01 |
Application
- Adhesives: Polyisobutylene has excellent adhesion properties and is often used to make tape sealants, glues, and dosing devices.
- Fuel additives: Poly isobutylene can increase the viscosity of fuel, improve the lubricity and impact resistance of fuel, and is widely used in aviation fuel and diesel.
- Rubber products: Polyisobutene can be mixed with other rubber materials to make automobile tires, rubber seals, rubber pipe fittings, etc.
- Lubricants: Due to the branched structure of the polyisobutylene molecular chain, it has good lubrication properties and is often used as a lubricant additive, such as in the manufacture of engine oils and greases.
- Medical materials: Polyisobutene has good biocompatibility and low toxicity, and can be used to make medical devices, rubber gloves, elastic bandages, etc.
- Touch screen protective film: Poly(Isobutylene) can be made into a transparent film to protect the touch screen, with high optical transparency and the function of reducing fingerprint contamination.

Safety Information
- Avoid direct contact: Polyisobutene may be irritating to the skin and eyes. Avoid direct contact when using it.
- Good ventilation: When using Polyisobutylene, it should be operated in a well-ventilated place to prevent the accumulation of harmful gases.
- Avoid overheating: Poly isobutylene has a certain degree of flammability. Avoid overheating or contact with open flames to prevent fire.
- Storage Note: PIB should be stored in a dry, cool, ventilated place, and avoid contact with oxidants and other substances to avoid safety accidents.

Packaging & Delivery
Packaging:
- Packed in 200L metal drum, IBC tank, or made to order.
- Long-term storage temperature should not exceed 45ºC.
- Handle & blending temperature should not exceed 65ºC.
- Not dangerous chemicals, store in a dry & clean warehouse.
Delivery Time:
- We have large quantity Poly isobutylene in stock, normally could ship out within 3 working days.
Shipping Methods:
- By sea, air, or courier (FedEx, DHL, UPS, TNT).
Company Profile

Gneebio is a professional chemical raw material manufacturer and global distributor. Our company is located in Henan Province, China. We have multiple partner chemical factories in Henan, covering an area of 3,600 square meters, providing customers with a one-stop chemical procurement service, including mixing, repackaging, storage, and distribution.Our hot-selling products include Didecylmethylamine, Dihydrogenated tallow methyl amine, Lauryl dimethyl amine oxide 30%, Didecyl dimethyl ammonium chloride, etc. We hope to establish long-term and mutually beneficial cooperation with more friends in the future and provide the best products and services for our customers.
Why choose us?
- High quality with competitive price.
- All purity>99%.
- We are manufacturer and can provide high quality products with factory price.
- Fast and safe delivery.
- OEM is welcome.
- Enough stock.

FAQ
1.Are you manufacturers?
A:Yes, we are professional manufacturers in Henan, china since 2016. Welcome to visit our factory for long-termcooperations.
2. How do you ensure your product and service quality?
A:All of our processes strictly adhere to is0 9001 procedures and we are equipped with state of the art quality controlfacilities.
3. Can I print my logo?
A: Yes, OEM/ODM service is available. Customized logo/package/name/color. For details, Please kindly contact the sales persons.
4. How to place order online?
A: Proforma invoice will be sent after confirmation from the client along with our bank details.
5. Can you send free samples?
A:Yes, we can send free samples for most products, Please feel free to send inquiry for specific requests.
6. Do you offer technical supports for the products?
A:Yes, we have a professional technical support team and can provide unique technical solutions to our clients.
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