D - Textiles – Paper – 21 – H
Patent
D - Textiles, Paper
21
H
D21H 17/57 (2006.01) C08F 220/10 (2006.01) C08G 18/62 (2006.01) C08G 18/63 (2006.01) C08G 18/64 (2006.01) C08G 18/70 (2006.01) C08G 18/78 (2006.01) C08G 18/80 (2006.01) D21H 17/24 (2006.01) D21H 21/16 (2006.01) D21H 21/18 (2006.01)
Patent
CA 2189992
The present invention relates to means for paper finishing in the form, for example, of aqueous dispersions, They contain (I) polyicocyanate (PI) with ionic groups and/or ether groups and at least one member of the group consisting of (II) natural polymer (NP) from the polysaccharide group, (III) polysiloxane graft copolymer (SP 1), (IV) water-dilutable synthetic polymer (SP 2) and (V) polymer containing cationic hydroxyl groups (SP 3) or (I) polyisocyanate (PI) as above, (II) natural polymer (NP) as above and at least one member of the group consisting of (III), (IV) and (V), as above
L'invention concerne des agents destinés au finissage du papier, de préférence sous forme de dispersions aqueuses, comprenant (I) un polyisocyanate (PI) renfermant des groupes ioniques et/ou des groupes éther et au moins un membre des groupes comprenant (II) un polymère naturel (NP) du groupe des polysaccharides, (III) un copolymère greffé de polysiloxane (SPI), (IV) un polymère synthétique diluable dans l'eau (SP2) et (V) un polymère cationique renfermant des groupes hydroxyle (SP3) ou (I) un polyisocyanate (PI) tel que mentionné ci-dessus, (II) un polymère naturel (NP) tel que mentionné ci-dessus et au moins un membre du groupe comprenant (III), (IV) et (V), tels que mentionnés ci-dessus.
Jansen Bernhard
Konig Joachim
Kopp Jurgen
Probst Joachim
Reiners Jurgen
Aktiengesellschaft Bayer
Fetherstonhaugh & Co.
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