Title:
SECONDARY NON-LINEAR OPTICAL MATERIAL AND NON-LINEAR OPTICAL ELEMENT PREPARED THEREFROM
Document Type and Number:
WIPO Patent Application WO/1989/008863
Kind Code:
A1
Abstract:
A non-linear optical material containing at least a compound represented by general formula (I) (wherein R1, R2, R3 and R4 each represents an organic substituent, provided that at least one of R1, R2, R3 and R4 is an electron-attracting group) is disclosed.
Inventors:
NOGAMI TAKASHI (JP)
UMEGAKI SHINSUKE (JP)
UEMIYA TAKAFUMI (JP)
SHIMIZU YO (JP)
SHIBATA YUTAKA (JP)
UMEGAKI SHINSUKE (JP)
UEMIYA TAKAFUMI (JP)
SHIMIZU YO (JP)
SHIBATA YUTAKA (JP)
Application Number:
PCT/JP1989/000040
Publication Date:
September 21, 1989
Filing Date:
January 18, 1989
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES (JP)
International Classes:
C07D339/06; G02F1/361; G02F1/377; G02F1/383; (IPC1-7): G02F1/37; C07D339/06; G02F1/03; G02F1/35
Foreign References:
| JPS63261233A | 1988-10-27 | |||
| JPS6315234A | 1988-01-22 | |||
| JPS632988A | 1988-01-07 |
Other References:
See also references of EP 0357783A4
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