9003-27-4

CAS Nr.:

9003-27-4

1-Propene, 2-methyl-, homopolymer

EINECS Name:

1-Propene, 2-methyl-, homopolymer

618-360-8

EINECS Nr.:

618-360-8

Synonym:

Polyisobutylene: A Versatile Polymer for Industrial and Commercial Applications

Polyisobutylene (PIB) is a synthetic polymer derived from the polymerization of isobutylene. Renowned for its unique physical properties, it has become an indispensable material in various industries, offering reliability, durability, and exceptional performance.

Physical Properties of Polyisobutylene
Polyisobutylene is celebrated for its outstanding physical and chemical properties. It is highly water-resistant and possesses excellent gas barrier capabilities, effectively preventing the permeation of oxygen, nitrogen, and other gases. This makes it ideal for applications requiring airtight and moisture-resistant sealing. The material exhibits remarkable elasticity and remains flexible even at low temperatures, making it suitable for environments with extreme weather conditions. Additionally, PIB is chemically stable, offering high resistance to acids, alkalis, and other corrosive substances. Its UV stability and resistance to aging ensure a long service life, even in outdoor applications exposed to sunlight and harsh environments.
With a non-toxic profile and excellent adhesion properties, polyisobutylene is also safe and effective for applications in industries such as food, pharmaceuticals, and healthcare.

Applications of Polyisobutylene
Polyisobutylene’s versatile nature makes it a preferred material in a wide range of industrial and technical fields:

PIB is a core component in sealants and adhesives due to its superior sealing and adhesion properties. It is widely used in construction, automotive, and aerospace applications.

Polyisobutylene enhances the viscosity and lubricating efficiency of oils, making it essential for engine oils, gear lubricants, and industrial machinery fluids.

Its gas and moisture barrier properties make PIB an excellent choice for food and pharmaceutical packaging, ensuring product freshness and extended shelf life.

Polyisobutylene is a key ingredient in butyl rubber, commonly used for manufacturing tires, inner tubes, and weatherproof membranes.

The polymer’s biocompatibility allows it to be used in medical devices, wound dressings, and drug delivery systems.

Polyisobutylene stands out as a high-performance polymer, delivering unmatched value through its exceptional properties and diverse applications. It is an essential material for innovative and demanding industrial solutions.