Other articles where BIIR is discussed: butyl rubber: …fraction of IIR to make BIIR or CIIR (known as halobutyls). The properties of these polymers are similar to those of IIR, but they can be …

Bromobutyl Rubber (BIIR) is used by the tire industry in the production of inner liner of the tubeless tires and radial tires, heat-resistant tubes, and by the rubber processing industry in …

Butyl rubber is a copolymer of isoprene (minor) and isobutylene. Chlorobutyl (CIIR) and Bromobutyl (BIIR) contains 1.2% of the halogen. The halogen addition changes the cure …

often abbreviated as BIIR (Brominated Isobutylene-Isoprene Rubber), is a synthetic rubber that is a modified version of butyl rubber. It is created by introducing bromine atoms into the butyl …

Exxon™ Bromobutyl Rubber is a brominated copolymer of isobutylene and isoprene (BIIR) with faster and more stable cure compared to CIIR. It offers a low permeability to gases and …

Butyl rubber is a copolymer of isoprene (minor) and isobutylene. Chlorobutyl (CIIR) and Bromobutyl (BIIR) contains 1.2% of the halogen. The halogen addition changes the cure …

biir Both butyl and halobutyl rubbers provide excellent inflation pressure retention. They are an ideal choice for inner tubes of bicycles, trucks, and industrial and agricultural tires.

isobutylene (IB) with about 2 wt% isoprene (IP). Halogenated butyl rubbers include BIIR (brominated isobutyl isoprene rubber, bromobutyl rubber) and CIIR (chlorinated isobutyl …

Bromobutyl rubber is an isobutylene copolymer with trace amounts of brominated isoprene that provides unsaturated vulcanization sites.

BIIR is a well-established synthetic rubber which is obtained by bromination of butyl rubber (IIR). The higher reactivity of the allylic bromide groups in BIIR facilitates sulfur curing. Furthermore, …