Title:
LAMINATED SHEET, AND LAMINATE
Document Type and Number:
Japanese Patent JP2021185051
Kind Code:
A
Abstract:
To provide an ultrafine cellulose fiber-containing sheet, in which generation of warp (curl) is suppressed.SOLUTION: The present invention relates to a laminated sheet having two or more layers of sheets comprising ultrafine cellulose fibers with a fiber width of 1,000 nm or less, wherein among two or more layers of the sheets, when the thickness (μm) of the thickest sheet is defined as Tmax and the thickness (μm) of the thinnest sheet is defined as Tmin, the value of Tmax/Tmin is 3 or less, and the thickness of a single layer of the sheet is 15 μm or more.SELECTED DRAWING: Figure 1
Inventors:
FUSHIMI HAYAO
SUNAKAWA KANICHI
BANZASHI GO
SUNAKAWA KANICHI
BANZASHI GO
Application Number:
JP2021151022A
Publication Date:
December 09, 2021
Filing Date:
September 16, 2021
Export Citation:
Assignee:
OJI HOLDINGS CORP
International Classes:
B32B5/26; B32B23/02
Domestic Patent References:
| JP2006208982A | 2006-08-10 |
Attorney, Agent or Firm:
Patent Service Corporation Patent Office Sykes
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