Title:
AROMATIC POLYAMIDE FILM FOR OPTICAL FILM AND PHASE DIFFERENCE FILM
Document Type and Number:
Japanese Patent JP2004149689
Kind Code:
A
Abstract:
To prepare a film excellent in heat resistance and rigidity, and excellent in optical characteristics even in a thin film.
The aromatic polyamide film has a thickness of 1-30 μm and a phase difference at the wave length of 550 nm of 50-3,000 nm.
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Inventors:
TSUKUDA AKIMITSU
MORIYAMA HIDEKI
MORIYAMA HIDEKI
Application Number:
JP2002317365A
Publication Date:
May 27, 2004
Filing Date:
October 31, 2002
Export Citation:
Assignee:
TORAY INDUSTRIES
International Classes:
G02B5/30; B29C55/02; C08J5/18; B29K77/00; B29L11/00; (IPC1-7): C08J5/18; B29C55/02; G02B5/30