| http://www.w3.org/ns/prov#value | - lycol, poly tetramethylene glycol, polyester diol, polyalkylene diol or a fluorinated polyether diol; wherein x is an integer from 0 to 5; m and n are integers and their sum is???30; and R is alkyl, aryl, alkylaryl, alkoxy, aryloxy, dialkylamino, diarylamino or cyano, preferably having 1-12 carbon atoms; 31.
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