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Title:
PRODUCTION METHOD OF COATING SHEET, OPTICAL FUNCTIONAL LAYER, OPTICAL ELEMENT, AND IMAGE DISPLAY DEVICE
Document Type and Number:
Japanese Patent JP2004122119
Kind Code:
A
Abstract:

To provide the production method of a coating sheet capable of forming a coating layer with a uniform film thickness using coating liquid even when a support has a large area.

In this coating sheet production method, the coating layer is formed by a coating process (1) for coating the coating liquid containing a resin material and a solvent on the support, and a drying process (2) for the coated liquid. In the drying process (2), the formular 1 is satisfied. In the equation, T is total time [sec] of the drying process; σ is surface tension [mN/m] of the coating liquid; h is a thickness of the coating liquid; and η is viscosity of the coating liquid.


Inventors:
KONDO SEIJI
TSUCHIMOTO KAZUYOSHI
MASUDA TOMOAKI
Application Number:
JP2003279204A
Publication Date:
April 22, 2004
Filing Date:
July 24, 2003
Export Citation:
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Assignee:
NITTO DENKO CORP
International Classes:
B05D3/02; B05D5/00; F26B13/10; G02B1/10; G02B1/14; G09F9/00; G02F1/1335; (IPC1-7): B05D3/02; B05D5/00; G02B1/10; G02F1/1335; G09F9/00
Attorney, Agent or Firm:
Takao Suzuki
Koichi Kajisaki
Yuzo Ozaki
Toshihiko Taniguchi