Title:
FILM FOR POLARIZING PLATE
Document Type and Number:
Japanese Patent JP2002122734
Kind Code:
A
Abstract:
To diminish unevenness in retardation of an optical compensating film support or the like comprising a cellulose ester film produced by a solution film producing method.
When a dope, prepared by dissolving a cellulose ester in a methylene chloride-base solvent, is cast from a casting die on a casting base to produce a cellulose ester film, the water content of the dope is adjusted to 0.3-1 wt.%.
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Inventors:
OIKAWA WATARU
Application Number:
JP2000314753A
Publication Date:
April 26, 2002
Filing Date:
October 16, 2000
Export Citation:
Assignee:
FUJI PHOTO FILM CO LTD
International Classes:
G02B5/30; B29C41/28; C08J5/18; (IPC1-7): G02B5/30; B29C41/28; C08J5/18
Attorney, Agent or Firm:
Masahiro Tanaka