Mixtures of polyvinylamines and of liquid compositions of cationic amylaceous materials as agents for improving the dry strength of paper and cardboard

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United States of America Patent

PATENT NO 9598820
APP PUB NO 20150184344A1
SERIAL NO

14407143

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Abstract

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Mixtures of polyvinylamines and of liquid compositions of cationic amylaceous materials having very specific characteristics in terms of dry matter, viscosity, nitrogen content and pH. With such mixtures, it is possible to produce preparations that are particularly effective at increasing the dry strength of paper and cardboard. Also, the use of such mixtures for the production of paper and cardboard, the corresponding production method and the resulting paper and cardboard.

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Patent Owner(s)

  • ROQUETTE FRERES

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Houze, Regis Tourmignies, FR 5 0

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