Stabilized cationic acrylate or methacrylate polymer admixtures

C - Chemistry – Metallurgy – 08 – K

Patent

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400/9290, 400/92

C08K 5/09 (2006.01) C08K 5/092 (2006.01) C08L 33/06 (2006.01) C08L 33/20 (2006.01)

Patent

CA 1296462

TITLE OF THE INVENTION Stabilized Cationic Acrylate or Methacrylate Polymer Admixtures ABSTRACT OF THE DISCLOSURE The present invention is directed to an admixture, comprising: (A) a cationic acrylate or methacrylate polymer and (B) 0.1 to 5.0%, by weight, based on the weight of said polymer, of an acidic buffering compound. The present invention is also directed to a method for improving the stability of cationic acrylate polymers, comprising adding 0.1 to 5.0%, by weight, based on the weight of the polymer, of an acidic buffering compound. The admixtures of the present invention may be used as dewatering and paper retention aids.

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