Title:
PAPER SHEET AND METHOD FOR MANUFACTURING PAPER SHEET
Document Type and Number:
WIPO Patent Application WO/2020/022013
Kind Code:
A1
Abstract:
[Problem] To provide a paper sheet that is lightweight and soft, has excellent scratch resistance, allows for dissipation of heat from a product, prevents charging of a product, and enables shielding against electromagnetic waves from a product or shielding of a product from electromagnetic waves, and a method for manufacturing the same.
[Solution] The present invention provides a paper sheet 1 that allows for dissipation of heat from a product, prevents charging of a product, and enables shielding against electromagnetic waves from a product or shielding of a product from external electromagnetic waves. The paper sheet 1 is provided with: a first sheet 2; and a second sheet 3 that is fixed to one surface of the first sheet 2 and has a shape in which continuous irregularities are repeated toward a prescribed direction. At least one of the first sheet 2 and the second sheet 3 is a sheet containing a carbon-based filler. The second sheet 3 is provided such that spaces 4 are formed between the first sheet 2 and the irregularities.
Inventors:
SHIMIZU TAKAO (JP)
Application Number:
PCT/JP2019/026490
Publication Date:
January 30, 2020
Filing Date:
July 03, 2019
Export Citation:
Assignee:
SHINETSU POLYMER CO (JP)
International Classes:
B32B29/08; B31F1/28; D21H17/67; D21H27/40; H01L23/00; H01L23/36; H05K7/20; H05K9/00
Domestic Patent References:
| WO2011025020A1 | 2011-03-03 | |||
| WO2010113303A1 | 2010-10-07 | |||
| WO1999029503A1 | 1999-06-17 |
Foreign References:
| JP2004253760A | 2004-09-09 | |||
| CN102154900A | 2011-08-17 |
Attorney, Agent or Firm:
MEBUKI IP LAW FIRM et al. (JP)
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