Wet strength polyaminopolyamide resins for paper

C - Chemistry – Metallurgy – 08 – G

Patent

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400/7843, 400/79

C08G 69/48 (2006.01) D21H 17/55 (2006.01)

Patent

CA 1231191

Abstract of the Disclosure Disclosed are novel wet strength resins for paper. The resins are produced by reacting an epihalohydrin, such as epichlorohydrin, with a polyaminopolyamide derived by reacting methylbisaminopropylamine with oxalic acid, a di- ester of oxalic acid, or mixtures containing oxalic acid or a diester of oxalic acid and one or more different satur- ated dicarboxylic acids or their esters.

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