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Patent Searching and Data


Title:
紙の製造方法
Document Type and Number:
Japanese Patent JP3890194
Kind Code:
B2
Abstract:
The invention relates to a process for the production of paper from a suspension containing cellulosic fibres, and optional fillers, which comprises adding to the suspension a drainage and/or retention aid comprising a cationic organic polymer, forming and dewatering the suspension on a wire, wherein the cationic organic polymer has an aromatic group and the suspension which is dewatered on the wire has a conductivity of at least 2.0 mS/cm.

Inventors:
Kremets, Bole
Helstryam, Hans
Asplund, Anna
Sickle, Rain
Application Number:
JP2000546104A
Publication Date:
March 07, 2007
Filing Date:
April 26, 1999
Export Citation:
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Assignee:
AKZO NOBEL N.V.
International Classes:
C08F220/34; D21H23/08; C08F220/56; D21F1/66; D21H11/00; D21H17/24; D21H17/28; D21H17/29; D21H17/32; D21H17/44; D21H17/45; D21H17/67; D21H17/68; D21H21/10; D21H23/00; D21H23/04; D21H23/14; C08F20/56; D21H11/14; D21H17/01; D21H17/20; D21H17/37; D21H23/10
Domestic Patent References:
JP1161680A
JP931885A
JP26683A
Attorney, Agent or Firm:
Tetsuya Ito