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Exxon Bromobutyl 2235 |
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Brominated isobutylene-isoprene elastomer |
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Exxon Bromobutyl is a brominated copolymer of isobutylene and isoprene. The product has a characteristic specific gravity of 0.93. The product form is white to light amber bales. |
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Mooney viscosity ML 1+ 8 (125'C): 39 ¡¾ 5 Antioxidant (non-staining) wt%: 0.02 min Bromine wt%: 2.0 ¡¾ 0.2 Stabilizer (Epoxidized soybean oil) wt%: 1.3 ¡¾ 0.3 Water wt%: 0.3 max MH dN.m: 37.0 ¡¾ 7.0 ML dN.m: 14.0 ¡¾ 4.5 ts2 mins: 4.0 ¡¾ 2.5 t'50 mins: 7.5 ¡¾ 3.0 t'90 mins: 10.0 ¡¾ 4.0 |
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