Title:
CELLULOSE ESTER FILM AND PROTECTIVE FILM FOR POLARIZING PLATE
Document Type and Number:
Japanese Patent JP2003183417
Kind Code:
A
Abstract:
To provide a cellulose ester film and a protective film for a polarizing plate having good moisture permeability, in which a polarizer is not deteriorated even under high temperature/humidity or high temperature conditions.
The cellulose ester film and the protective film for the polarizing plate comprise a mass change of 0-2% when they are subjected to an atmosphere of 80±5°C and 90±10% RH for 48 hours.
Inventors:
SHIMIZU KUNIO
KOBAYASHI TORU
KOBAYASHI TORU
Application Number:
JP2001390726A
Publication Date:
July 03, 2003
Filing Date:
December 25, 2001
Export Citation:
Assignee:
KONISHIROKU PHOTO IND
International Classes:
G02B5/30; C08J5/18; C08K5/00; C08L1/10; C08L29/12; C08L61/20; C08L63/00; C08L93/04; G02F1/1335; (IPC1-7): C08J5/18; C08K5/00; C08L1/10; C08L29/12; C08L61/20; C08L63/00; C08L93/04; G02B5/30; G02F1/1335