Patent ID: 6423181
Filing Date: 2002-07-23
Classification: D21F,D21H

Abstract:
A method of manufacturing gravure paper having a maximal roughness depth of approximately 1.40 &mgr;m in a paper machine comprising a forming system, a first press section, and a drying section, the method comprising:producing a stock suspension comprising a stock having a freeness of greater than or equal to approximately 50 ml CSF; forming an unfinished fibrous material web from the stock suspension; and applying at least one of a pigment and a filler slurry to the unfinished fibrous material web between a beginning of the forming system and a position at which the dry matter content of the unfinished fibrous material web is approximately &lE;90%, wherein the stock suspension comprises a stock having a freeness of between approximately 50 ml to approximately 120 ml CSF.