Title:
機能性フィルムの製造方法、および、機能性フィルムの製造装置
Document Type and Number:
Japanese Patent JP6475843
Kind Code:
B2
Abstract:
Provided are a method and an apparatus for producing a functional film with a coating solution including a material whose performance is deteriorated by oxygen, without performance deterioration. The method for producing a functional film includes a coating step of supplying a coating solution having a dissolved oxygen concentration of 1000 ppm or less to a die coater having a backup roller and applying the coating solution to a flexible support transported in a state where the support is wound around the backup roller by the die coater, in which a reduced pressure chamber which covers a surface of the flexible support is provided on an upstream side of the die coater in a transport direction of the flexible support, and an inert gas is supplied to the reduced pressure chamber and an exhaust amount from the reduced pressure chamber is larger than a supply amount of the inert gas.
Inventors:
Kuniyasu Satoshi
Application Number:
JP2017534143A
Publication Date:
February 27, 2019
Filing Date:
July 08, 2016
Export Citation:
Assignee:
FUJIFILM Corporation
International Classes:
B05D1/26; B05C5/02; B05D3/04; B05D3/12; B05D7/04
Domestic Patent References:
| JP201561759A | ||||
| JP201585221A | ||||
| JP5575758A | ||||
| JP2013215644A | ||||
| JP2001300394A | ||||
| JP2009220025A | ||||
| JP201352329A | ||||
| JP2003181350A | ||||
| JP2012166538A | ||||
| JP2011161302A | ||||
| JP2009241019A |
Attorney, Agent or Firm:
Kenzo Matsuura