| http://www.w3.org/ns/prov#value | - These copolymers may moreover contain other comonomers, e.g. esters of acrylic or methacrylic acid, in particular with lower alcohols having from 1 to 4 carbon atoms, styrene, maleic acid or its anhydride, itaconic acid or its anhydride, vinylpyrrolidone, vinyl chloride or vinylidene chloride.
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