D - Textiles – Paper – 21 – H
Patent
D - Textiles, Paper
21
H
D21H 17/42 (2006.01) D21H 17/43 (2006.01) D21H 17/44 (2006.01) D21H 21/20 (2006.01) D21H 21/40 (2006.01)
Patent
CA 2688172
The present invention relates to a crease-resistant security sheet comprising: fibres, an anionic polymer in a proportion between 5 and 45% by dry weight relative to the total weight of dry fibres and that has a glass transition temperature above -40°C, and a main cationic flocculating agent in an amount between 1 and 5% by dry weight relative to the total weight of dry fibres.
La présente invention concerne une Feuille de sécurité résistante au froissement comprenant : des fibres, un polymère anionique en une proportion comprise entre 5 et 45 % en poids sec par rapport au poids total des fibres en sec et présentant une température de transition vitreuse supérieure à - 40 0C, et un agent de floculation cationique principal en une quantité comprise entre 1 et 5 % en poids sec par rapport au poids total des fibres en sec.
Arjowiggins Security
Robic
LandOfFree
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