Title:
BASE PAPER FOR PRESS POCKET TYPE CARRIER TAPE
Document Type and Number:
Japanese Patent JP2017133129
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a base paper for press pocket type carrier tape small in paper thickness change due to humidity change.SOLUTION: There is provided a base paper for press pocket type carrier tape having a surface layer, at least one intermediate layer and a back layer, where the intermediate layer or the intermediate layer and the back layer are layer containing needle-leaved tree bleached kraft pulp (NBKP) of 35 mass% or more as a raw material pulp, freeness of the raw material pulp is 300 mL to 440 mL. The layer containing the needle-leaved tree bleached kraft pulp of 35 mass% or more as the raw material pulp preferably contains further broad-leaved tree bleached kraft pulp (LBKP) of 30 mass% to 65 mass% as the raw material pulp. The surface layer and the intermediate layer contain preferably a wet paper strengthening agent and a sizing agent respectively.SELECTED DRAWING: Figure 1
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Inventors:
SEKI KIMIHITO
Application Number:
JP2016014937A
Publication Date:
August 03, 2017
Filing Date:
January 28, 2016
Export Citation:
Assignee:
DAIO SEISHI KK
International Classes:
D21H27/00; B65D73/02; B65D85/86; D21H11/04; D21H17/52; D21H17/62
Domestic Patent References:
| JP5837676B1 | 2015-12-24 | |||
| JP2012096804A | 2012-05-24 | |||
| JP2003095320A | 2003-04-03 | |||
| JP2015067310A | 2015-04-13 | |||
| JP2015218422A | 2015-12-07 |
Attorney, Agent or Firm:
Hajime Amano
Yoshinori Ikeda
Hiroshi Ogawa
Koji Ishida
Kazuki Kagami
Kenichi Fujinaka
Yoshinori Ikeda
Hiroshi Ogawa
Koji Ishida
Kazuki Kagami
Kenichi Fujinaka