polybutylene

American  

[pol-ee-byoot-l-een] / ˌpɒl iˈbyut lˌin /

Also polybutene

noun

Chemistry.

1. any of several polymers of butylene, used chiefly in the manufacture of lubricants and synthetic rubber.

---

Etymology

Origin of polybutylene

poly- + butylene

Example Sentences

To better understand how light affects plastic breakdown, the researchers exposed polyethylene, polyethylene terephthalate, polylactic acid, and polybutylene adipate co terephthalate microplastics to water under both dark and ultraviolet conditions for up to 96 hours.

From Science Daily • Dec. 31, 2025

The construction materials maker said in August nearly 1,500 of 15,000 houses constructed using its pro-fit polybutylene plumbing pipes had experienced leaks between mid-2017 and mid-2022.

From Reuters • Oct. 16, 2023

Some types of plumbing, like lead and polybutylene, can make it difficult and expensive to find home insurance coverage.

From Seattle Times • Aug. 23, 2023