Use of norbornane derived compounds as threshold agents

Details Use of norbornane derived compounds as threshold agents Use of norbornane derived compounds as threshold agents

1985-01-28

1986-02-04

Hruskoci, Peter

Liquid purification or separation

Processes

Preventing, decreasing, or delaying precipitation,...

252180, C02F 514

Patent

active

045684685

ABSTRACT:
A process of preventing precipitation of scale producing metal ions, e.g. calcium, from their aqueous solutions by adding an effective amount of a methylenephosphonic acid derivative of bis(methylamine)-norbornane. These compounds are effective in threshold amounts.

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