C - Chemistry – Metallurgy – 08 – J
Patent
C - Chemistry, Metallurgy
08
J
402/2, 362/48, 4
C08J 3/02 (2006.01) C02F 1/54 (2006.01) C02F 1/56 (2006.01) C08F 2/28 (2006.01) C08F 2/32 (2006.01) D21H 17/07 (2006.01) D21H 17/09 (2006.01) D21H 17/14 (2006.01) D21H 17/45 (2006.01)
Patent
CA 1219699
- 38 - IMPROVEMENTS IN OR RELATING TO ORGANIC COMPOUNDS Abstract of the Disclosure A cationic polymer composition suitable for use as a flocculating agent and as a retention aid in paper making consists of a mixture of a) a hydrophilic cationic polymer, b) an anionic surfactant, optionally c) a water-immiscible oil in which the polymer a) is insoluble, and, if c) is present, optionally d) a lipophilic non-ionic surfactant, optionally e) water and optionally f) an oil-miscible polar solvent. The compositions may be prepared by water-in-oil emulsion polymerisation and are readily diluted with water.
420569
Kirby Eades Gale Baker
Sandoz Ltd.
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