Main > POLYMERS > Living (Controlled) Polymerization > Radical Polymerization > Block CoPolymers > Xanthate based Technology > TriBlock CoPolymers. > 2 Ionic Blocks. 1 NonIonic Block. > Patent. > Claims > Claim 1: Aqueous Compn. Comprise: > Block CoPolymer (A) Comprise: > 2 Anionic (or Cationic) Blocks & > 1 NonIonic Block & Compd. (B) > Select: Ions with > 2 Charges Etc. > (B): Cationic if (A): Anionic Block > (B): Anionic if (A): Cationic Block > Amount of (A): such that Viscosity

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Amount of (A): such that Viscosity's subsections
of Compn. > 3 Times Viscosity of

Amount of (A): such that Viscosity's products
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