Title:
合紙、該合紙を備える包装体及び該合紙を加工して得られる紙加工品
Document Type and Number:
Japanese Patent JP7444299
Kind Code:
B2
Abstract:
To provide laminated paper that is less prone to curling under severe conditions such as a high-temperature and high-humidity environment.SOLUTION: Laminated paper includes at least base paper A, an adhesion layer A and base paper B in the stated order. The constituent pulp of the base paper A has a length-weighted mean fiber length of 0.50 mm-2.00 mm, the constituent pulp of the base paper B has a length-weighted mean fiber length of 0.60 mm-2.40 mm, the base paper A has basis weight of 160 g/m2-650 g/m2, the base paper B has basis weight of 50 g/m2-280 g/m2, and the basis weight of the base paper A and the basis weight of the base paper B satisfy a relationship of the basis weight of the base paper A≥the basis weight of the base paper B.SELECTED DRAWING: Figure 1
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WO/2003/082568 | NON-FOIL BARRIER LAMINATES |
JP7243901 | Heat seal paper and processed paper products |
WO/2001/090481 | MULTI-LAYER PAPER PEELABLE INTO AT LEAST TWO THIN SHEETS |
Inventors:
Junsuke Shioda
Satoshi Takahashi
Makoto Otsuka
Daishin Hirano
Satoshi Takahashi
Makoto Otsuka
Daishin Hirano
Application Number:
JP2023000910A
Publication Date:
March 06, 2024
Filing Date:
January 06, 2023
Export Citation:
Assignee:
Oji Holdings Co., Ltd.
International Classes:
B32B29/00; B65D65/40; D21H15/02; D21H27/30
Domestic Patent References:
JP2021191625A | ||||
JP6935002B1 | ||||
JP2007084982A | ||||
JP6947319B1 | ||||
JP2008088612A |
Foreign References:
WO2021235556A1 |
Attorney, Agent or Firm:
Patent Attorney Corporation Shuwa Patent Office