|  | 1960-61
Start up of first major commercial production facility for chlorobutyl.
Contributed to the development of the radial tubeless tire.
Broadened the application for butyl elastomers allowing penetration in heat resistant tubes, hose and belting applications.
Proved useful in other tire components such as cover strips, sidewalls and stain barriers for white sidewalls.
1961
Industry's first commercial production of ethylene-propylene copolymer rubber (EPM) at ExxonMobil Chemical's Baton Rouge, Louisiana plant.
1964
Commercial production of EPDM (ethylene propylene diene monomer) begins at ExxonMobil Chemical's Baton Rouge, Louisiana plant which allowed sulfur vulcanization for low-cost compounding for a variety of molded and extruded goods.
1968
ExxonMobil Chemical awarded the first patent for DVAs (dynamically vulcanized alloys) based on halobutyl rubber.
1968-74
Development and commercialization of a low molecular weight butyl technology. This semi-liquid version of butyl rubber was developed for the adhesives, sealants and coatings markets.
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