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2025-09-25 07:20:24 -

Comparing High Molecular Weight Polyisobutylene with Other Polymers
Sustainability in High molecular weight polyisobutylene production and applications is gaining importance. While HMPIB is derived from petrochemical feedstocks, its long service life and stability contribute to resource efficiency by reducing the need for frequent replacements. In roofing membranes and sealants, HMPIB extends product life, lowering material consumption over time....

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2025-10-01 07:21:14 -

Role of High Molecular Weight Polyisobutylene in Adhesives and Sealants
The High molecular weight polyisobutylene is produced through low-temperature cationic polymerization of isobutylene. Its molecular weight can exceed 1 million g/mol, resulting in extremely high viscosity and unique physical properties. Unlike lower molecular weight PIB, HMPIB is solid or semi-solid, making it ideal for applications requiring durability and adhesion. Manufacturers use...

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