Analysis of polymeric scale inhibitors
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United States of America Patent
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Jun 3, 2014
Grant Date -
Mar 12, 2009
app pub date -
Apr 4, 2006
filing date -
Apr 6, 2005
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Abstract
The scale inhibitors in a variety of aqueous systems, or a part or sample thereof, also including one or more dissolved interfering ions, are separated therefrom and analyzed, such scale inhibitors comprising a polymer containing at least one anionic functional group, e.g., a strong acid functional group or a phosphonate or phosphate ester, and such analysis including treating these aqueous systems with a cationic substrate or a free cation.
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