Polyisobutylene, a copolymer of isobutylene and isoprene, is widely used in the manufacture of tire inner tubes, adhesives, agricultural chemicals, caulks, sealants, pulp and paper and chewing gums, among others. It has thermal stability, good flexibility and gas impermeability. Medium molecular weight polyisobutylene is used as a viscosity modifier, improving adhesion in adhesive formulations and […]
