polybutene
/ˌpɑliˈbjuːtin/
noun
- A synthetic polymer made from butene, used in adhesives, sealants, and as a lubricant additive.
- Sealants containing polybutene are popular in construction for their flexibility.
- Polybutene is often added to lubricants to improve their viscosity.
- The factory produces polybutene for use in industrial adhesives.