C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
402/3
C08F 8/00 (2006.01) C08J 3/24 (2006.01)
Patent
CA 1261527
ABSTRACT Surface Treatment of Polymers The properties of water soluble or, especially water swellable polymer particles are improved by surface cross linking that is caused by providing a dispersion of gel polymer particles in an organic solvent, reacting the surfaces of these particles with dissolved cross linking agent and azeotropically distilling the dispersion.
523838
Flesher Peter
Johnson Ian M.
Moody Ian M.
Borden Ladner Gervais Llp
Ciba Specialty Chemicals Water Treatments Limited
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