Polyether polyamino methylene using phosphonates method for high

Liquid purification or separation – Processes – Preventing – decreasing – or delaying precipitation,...

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210701, 252180, 25238922, 422 13, 422 15, C02F 514

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active

053586425

ABSTRACT:
Polyether polyamino methylene phosphonates possess high calcium tolerance and have been found to give excellent inhibition of the formation, deposition and adherence of scale-forming salts, especially calcium carbonate, under severe conditions which include elevated pH, high dissolved solids content, and high saturation levels of calcium carbonate.

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