| http://www.w3.org/ns/prov#value | - The acid copolymers can be E/X or E/X/Y copolymers where E is ethylene, X is ??,??-ethylenically unsaturated carboxylic acid or a combination of two or more thereof, such as having about 3???8 carbon atoms (e.g., acrylic acid and/or methacrylic acid), and Y is a softening comonomer, such as alkyl (meth)acrylate where the alkyl group can be linear or branched and have about 1???8 carbon atoms (e.g.
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