| prov:value
| - acids containing 4 to 22 carbon atoms, such as vinyl acetate, vinyl versatate, vinyl propionate, vinyl formate, vinyl stearate, vinyl benzoate, and vinyl and allyl chloroacetates; alpha olefins containing 2 to 12 carbon atoms, such as ethylene, propylene, isobutylene, and butene-I; dienes containing 4 carbon atoms, such as butadiene and isoprene; styrene and styrene derivatives such as styrene its
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