Ammonium polyamidoamines

Details Ammonium polyamidoamines Ammonium polyamidoamines

C - Chemistry, Metallurgy

08

G

402/223, 260/336

C08G 69/46 (2006.01) C08G 69/00 (2006.01) C08G 73/02 (2006.01) D21H 17/55 (2006.01)

Patent

CA 1218664

ABSTRACT OF THE DISCLOSURE Wet strength of paper is effectively increased by contacting paper pulp with an ammonium polyamidoamine having cross-linking functionality such as epoxy or azetidinium and-subjecting a wet sheet of such pulp to conditions sufficient to cure the polyamidoamine. -28-

401212

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