C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/44, 362/50,
C08G 14/12 (2006.01) C02F 1/54 (2006.01) C02F 1/56 (2006.01) C08G 73/02 (2006.01)
Patent
CA 1166391
ABSTRACT OF THE DISCLOSURE: Novel cationic polymer flocculants are prepared by polycondensation of an epihalohydrin and Mannich reaction products of a monohydric phenol and bisphenol with formaldehyde and dialkylamine. The flocculants are stable in aqueous solutions and show an excellent effect in purification of industrial effluents.
389514
Kawano Mutsumi
Miyahara Isao
Takeda Hisao
Tanaka Katsutoshi
Borden Ladner Gervais Llp
Kyoritsu Yuki Co. Ltd.
Mitsubishi Chemical Industries Ltd.
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