prov:value
| - Examples of such polymers are polyethyleneimines polyethyleneimine, (M.W. 150 to 1,000,000)which can be partially alkylated (methyl iodide) or otherwise modified, polyvinylamine (molecular weight 1000 to 2,000,000), polyvinyl alcohol (molecular weight of 2,000 to 200,000) or partially esterified polyvinyl alcohol, cellulose derivatives, such as ethylcellulose, carboxymethylcellulose, hydroxymethyl
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