Definitions for "Butyl Rubber"
Sealant derived from polybutene together with resins, oils and solvents. It can accommodate movement of up to ten percent of the joint width for construction use.
Isobutene-isoprene rubber (IIR), synthetic rubber, soft rubber, chlorobutyl and bromobutyl rubber as variants containing halogens with modified properties, high chemical resistance and high resistance to permeation, resistant to ozone and weathering
A butyl-based, synthetic elastomer.
A material that can be acceptable for phosphate esters. See Material Compatibility.