Definition of polybutylene in US English:



  • A thermoplastic polymer used in water pipes.

    • ‘Prior to this change, most double pane windows had been sealed with polybutylene.’
    • ‘He explained to Dr. Farrington that he worked with various chemicals including ethyl acetate, adecote, atin, bynel resin, and polybutylene.’
    • ‘The home I'm buying has polybutylene for the water supply plumbing.’
    • ‘Last year ACI began supplying Ford with 100 percent recycled PC/PBT (polycarbonate/polybutylene terephthalate) for use on Ford Explorer and Mercury Mountaineer bumper beams.’
    • ‘What claims does the DuPont Settlement Class have against DuPont USA arising from their ownership of real property or structures containing polybutylene plumbing or heating systems with acetal insert fittings?’