KEMIRA GERMANY GmbH
KEMIRA GERMANY GmbH Patent applications | ||
Patent application number | Title | Published |
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20130000857 | COMPOSITION FOR IMPROVING DRY STRENGTH - The present invention relates to aqueous compositions for increasing dry strength in paper, wherein the composition comprises cationic starch graft polymers and aluminium containing compounds. Said compositions may be added to paper stock suspensions prior to the sheet formation or applied to the surface of the paper web in order to increase the dry strength of the produced paper. | 01-03-2013 |