Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Rumiko Kitagawa0
Masataka Nakamura0
Date of Patent
May 21, 2024
0Patent Application Number
172451500
Date Filed
April 30, 2021
0Patent Citations
Patent Primary Examiner
Patent abstract
A device includes a substrate and a hydrophilic polymer layer made of a hydrophilic polymer having a hydroxyl group. The hydrophilic polymer layer having a hydroxyl group is fixed to at least a part of a surface of the substrate and the hydrophilic polymer further has an amide group. A liquid film retention time of the device is 15 seconds or more. The device has a surface of a substrate which is hydrophilized. A method for producing the device by a simple method is also disclosed.
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