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Detoxification of quaternary onium compounds with polycarboxylate-containing compound

  • US 20030146173A1
  • Filed: 12/18/2001
  • Published: 08/07/2003
  • Est. Priority Date: 12/18/2001
  • Status: Active Grant
First Claim
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1. A method of reducing the toxicity of at least one onium compound in an aqueous solution comprising adding thereto an amount of a polymer selected from the group consisting of nonionic polymers, copolymers and terpolymers;

  • anionic polymers, copolymers, and terpolymers and mixtures thereof, sufficient to reduce the toxicity of the onium compound, where the treated onium compound remains in the aqueous solution.

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