PAPER MANUFACTURING PROCESS Russian patent published in 2002 - IPC

Abstract RU 2194106 C2

FIELD: paper-and-pulp industry. SUBSTANCE: paper is manufactured from suspension containing cellulose fibers and optionally fillers. Suspension is completed by dehydration and retention agents including cationic organic polymer containing aromatic group. The latter is added in amount at least 0.001% based on the weight solid pulp component. Suspension is further molded and dehydrated on screen, after which it shows conductivity at least 2.0 mC/cm. EFFECT: improved dehydration and retention. 16 cl, 8 tbl, 8 ex

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RU 2 194 106 C2

Authors

Klemets Bore

Khell'Strem Khans

Asplund Anna

Sikkar Rejn

Dates

2002-12-10—Published

1999-04-26—Filed