butyl rubber

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Related to Polyisobutene: Polyisobutylene

butyl rubber

n.
A synthetic rubber produced by copolymerization of a butylene with isoprene, nearly impermeable to air and used in tires, inner tubes, and insulation.

butyl rubber

n
(Chemical Engineering) a copolymer of isobutene and isoprene, used in tyres and as a waterproofing material
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.butyl rubber - synthetic rubber made by polymerizing isobutylene
synthetic rubber, rubber - any of various synthetic elastic materials whose properties resemble natural rubber
References in periodicals archive ?
BASF PETRONAS Chemicals has successfully concluded the start-up of a new plant for the production of highly reactive polyisobutene (HR-PIB) with a total annual capacity of 50,000 metric tons, at its integrated site in Gebeng, Kuantan, Malaysia.
It is starting with a 50,000tpa highly reactive polyisobutene in 2017, and will move into other propylene and butadiene derivatives by 2019.
Further, unlike traditional materials such as polyisobutene (PIB), which can be tacky and heavy, the new Dow Corning fluid provides an exceptionally pleasant sensory experience in premium lip products.
UNTIL recently, few birders had heard of polyisobutene, or PIB.
The birds have been affected by the chemical polyisobutene, a lubricant used to improve engine performance.
Pugh, RJ, Fowkes, FM, "The Dispersibility and Stability of Coal Particles in Hydrocarbon Media with a Polyisobutene Succinimide Dispersing Agent.
The polymeric carrier can be petroleum jelly, polyisobutene, polyisoprene, natural terpolymers, propylene/ethylene copolymers, polyolefins, or amorphous ethylene copolymers with unsaturated esters.