Calendered paper product and method of producing a calendered paper web
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United States of America Patent
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Jun 21, 2005
Grant Date -
Mar 27, 2003
app pub date -
Jan 29, 2001
filing date -
Jan 28, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention relates to a method for producing a calendered paper web. According to the method, a paper web is formed from a fibrous raw material in a paper machine, and the paper web is calendered. According to the invention, a fibrous raw material is used which is at least partly made up of a chemimechanical pulp of a species of the Populus family, and the calendering is performed by online soft-calendering. By means of the invention, the gloss and smoothness of papers can be improved without decreasing their bulk.
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