C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 3/08 (2006.01) C08B 31/00 (2006.01) D21H 17/29 (2006.01) D21H 21/10 (2006.01)
Patent
CA 2307025
Modified starches prepared by cooking an amphoteric or cationic starch and certain polyacrylamides have improved performance in paper making if a soluble aluminum compound also is present.
L'invention porte sur des amidons modifiés qui sont préparés par cuisson d'un amidon amphotère ou cationique, et certains polyacrylamides ont une meilleure performance dans la fabrication du papier lorsqu'ils comprennent un composé d'aluminium soluble.
Dimock Stratton Llp
E.i. Du Pont de Nemours And Company
University Of Maine System Board Of Trustees
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