Title:
ONE-SIDE GLAZED KRAFT PAPER AND METHOD FOR PRODUCING ONE-SIDE GLAZED KRAFT PAPER
Document Type and Number:
Japanese Patent JP2009299208
Kind Code:
A
Abstract:
To provide a one-side glazed kraft paper having a tensile strength, a tear strength, a size degree, and a thickness nearly equal to the paper having a basis weight one standard upper than that defined in JIS P 3401 kraft paper grade 3.
The one-side glazed kraft paper having a basis weight of 50-140 g/m2 is produced using 5 wt.% or more mechanical pulp based on the raw material pulp, adding 0.3-0.8 mass% polyacrylamide-based strengthening agent for paper and 0.05-0.50 mass% acidic rosin sizing agent to the raw material pulp, and regulating the Bekk smoothness conforming to JIS P 8119 so as to be 30-50 sec on the front surface side (glazed side) and 10-20 sec on the back surface side (unglazed side).
Inventors:
ASANO TETSUOMI
Application Number:
JP2008152810A
Publication Date:
December 24, 2009
Filing Date:
June 11, 2008
Export Citation:
Assignee:
DAIO SEISHI KK
International Classes:
D21H27/10; D21F5/02
Domestic Patent References:
JP2007204866A | 2007-08-16 | |||
JPH1025690A | 1998-01-27 | |||
JP2009079326A | 2009-04-16 | |||
JP2005336630A | 2005-12-08 | |||
JP2005240215A | 2005-09-08 | |||
JPH05339899A | 1993-12-21 | |||
JP2007204866A | 2007-08-16 | |||
JPH1025690A | 1998-01-27 | |||
JP2009079326A | 2009-04-16 |
Attorney, Agent or Firm:
Yoshihisa Nagai