Polyisobutylene (CAS 9003-27-4), often abbreviated as PIB, is a synthetic polymer. It typically appears as a colorless, odorless, and tasteless substance, ranging in consistency from a viscous liquid to a rubbery solid, depending on its molecular weight. Insoluble in water, it has excellent solubility in many organic solvents. Polyisobutene has good chemical stability, resistance to oxidation, and low - temperature flexibility, making it a versatile material in various industries.
1. In Lubricants and Fuel Additives
Polyisobutylene is widely used in the production of lubricants. It acts as a viscosity index improver, helping lubricating oils maintain their consistency across a wide range of temperatures. In fuel additives, it prevents the formation of deposits in engines, improving fuel efficiency and reducing emissions.
2. In Adhesives and Sealants
In the adhesive and sealant industry, Poly(Isobutylene) provides excellent tackiness and adhesion properties. It helps adhesives stick firmly to various surfaces, and in sealants, polyisobutylene offers durability and resistance to water and chemicals, ensuring a long-lasting seal.
3. In Personal Care Products
Polyisobutylene is found in some personal care items, such as cosmetics and hair products. In cosmetics, it functions as an emollient, giving products a smooth texture and helping them spread evenly on the skin. In hair products, poly(Isobutylene) can provide hold and shine.
Is polyisobutylene harmful?
Generally, Polyisobutene is considered safe. It has low toxicity and is not readily absorbed by the body. However, like any chemical, if it comes into contact with eyes or is inhaled in large amounts in its dust or vapor form, it may cause irritation. Also, improper disposal can have environmental impacts.
Operation Precautions
When handling polyisobutylene, avoid inhalation of dust or vapors, especially in confined spaces. Wear protective gloves and safety glasses to prevent skin and eye contact. Store it in a cool, dry place away from heat sources and incompatible materials. In case of spills, clean up promptly using appropriate methods to prevent environmental contamination.
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1). Small batch shipment and sub-packaging is available.
2). Provide COA, MSDS, Health Certificate and Origin Certificate.
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