Chlorine-free multifunctional resins for paper finishing

Details Chlorine-free multifunctional resins for paper finishing Chlorine-free multifunctional resins for paper finishing

C - Chemistry, Metallurgy

08

G

C08G 18/28 (2006.01) C08G 18/70 (2006.01) C08G 18/80 (2006.01) D21H 17/07 (2006.01) D21H 17/08 (2006.01) D21H 17/53 (2006.01) D21H 17/57 (2006.01) D21H 21/18 (2006.01) D21H 21/20 (2006.01)

Patent

CA 2101879

ABSTRACT BAYER AKTIENGESELLSCHAFT 5090 Leverkusen, Bayerwerk Konzernverwaltung RP Patente Konzern WX/wa/c199 Chlorine-free multifunctional resins for paper finishing The invention relates to a new process for the prepara- tion of cellulose-containing material provided with a dry-strength and wet-strength finish and/or sized, characterised in that the cellulose-containing material is treated with a water-dispersible polyisocyanate mixture (I), which contains tertiary amino and/or ammon- ium groups, optionally polyether units and optionally hydrophobic groups.

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