C - Chemistry – Metallurgy – 08 – B
Patent
C - Chemistry, Metallurgy
08
B
C08B 31/18 (2006.01) C08B 11/20 (2006.01) C08B 15/02 (2006.01) C08B 37/00 (2006.01) D21H 17/24 (2006.01) D21H 17/29 (2006.01) D21H 21/18 (2006.01) D21H 21/20 (2006.01)
Patent
CA 2316108
Polysaccharide aldehydes are prepared using selective oxidation involving the use of nitroxyl radical mediated aqueous oxidation with a limited amount of oxidant and defined reaction conditions. These polysaccharide aldehyde derivatives having maximum effective aldehyde and minimal carboxylic acid levels making them especially useful as wet, temporary wet and dry strength additives for paper.
Cimecioglu A. Levent
Thomaides John S.
National Starch And Chemical Investment Holding Corporation
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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