Title:
HYDROPHILIC SHEET
Document Type and Number:
Japanese Patent JP2019130667
Kind Code:
A
Abstract:
To provide a hydrophilic sheet whose hydrophilic layer is sufficiently protected during the storage or transportation of the hydrophilic sheet, and in which, during the period until the hydrophilic sheet is used, the excellent hydrophilicity originally possessed by the hydrophilic sheet is sufficiently maintained.SOLUTION: Provided is a hydrophilic sheet having at least a hydrophilic layer and a protective layer on the substrate layer, and in which the hydrophilic layer is a layer having a surface with a water contact angle of 30° or less and the protective layer has a surface with a water contact angle of more than 30° and 100° or less and is a layer directly laminated on the hydrophilic layer, and the outermost layer of at least one side is the protective layer.SELECTED DRAWING: None
Inventors:
UMEDA AKIKO
YAMAGUCHI SEITARO
KAWARADA YUKI
KAWADA TOMOHITO
YAMAGUCHI SEITARO
KAWARADA YUKI
KAWADA TOMOHITO
Application Number:
JP2018012192A
Publication Date:
August 08, 2019
Filing Date:
January 29, 2018
Export Citation:
Assignee:
LINTEC CORP
International Classes:
B32B7/02; C08F20/36; C08F20/38; C08F20/60; C08F26/02; C08G63/181
Domestic Patent References:
| JP2002249739A | 2002-09-06 | |||
| JP2002046225A | 2002-02-12 | |||
| JP2017061598A | 2017-03-30 | |||
| JP2017190381A | 2017-10-19 | |||
| JP2013256090A | 2013-12-26 |
Foreign References:
| WO2004084219A1 | 2004-09-30 |
Other References:
白石ら: "界面活性なポリ（ビニルアルコール）誘導体の合成と性質", 日本化学会誌, vol. 4, JPN6021028736, 1984, pages 616 - 623, ISSN: 0004666267
Attorney, Agent or Firm:
Haruhito Oishi