| http://www.w3.org/ns/prov#value | - The aforesaid monovinyl aromatic hydrocarbons, preferably containing from 8 to 12 carbon atoms, including styrene, alpha-methyl styrene, vinyl toluene, t-butyl styrene, chlorostyrene and the like, when employed, will generally be present in an amount of from about 5 to 95 weight percent, preferably from about 5 to 25 weight percent of the total monoethylenically unsaturated monomer.
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