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1. (WO1999008966) A METHOD TO REMOVE BIGUANIDE FROM AN AQUEOUS SOURCE

Pub. No.:    WO/1999/008966    International Application No.:    PCT/US1998/015638
Publication Date: Fri Feb 26 00:59:59 CET 1999 International Filing Date: Fri Aug 07 01:59:59 CEST 1998
IPC: C02F 1/52
Applicants: BUCKMAN LABORATORIES INTERNATIONAL, INC.
Inventors: JAQUESS, Percy, A.
Title: A METHOD TO REMOVE BIGUANIDE FROM AN AQUEOUS SOURCE
Abstract:
A method for removing biguanide from aqueous sources, such as swimming pools, is disclosed. The method includes the steps of bringing at least one polymeric metaphosphate into contact with the aqueous source in a sufficient concentration to form particles containing the biguanide. The particles containing at least a portion of the biguanide can then be removed by various means, including filtration or vacuuming.