申请人:YAMADA Satoru
公开号:US20090170009A1
公开(公告)日:2009-07-02
The present invention provides a holographic recording composition comprising a compound denoted by general formula (I) and a holographic recording medium comprising a recording layer, wherein the recording layer comprises a compound denoted by general formula (I).
In general formula (I), R
1
denotes a hydrogen atom or a substituent having a Hammett value, σp, of equal to or greater than −0.30, each of R
2
, R
3
, R
4
, R
5
, and R
6
independently denotes a hydrogen atom or a substituent, each of A and B independently denotes a substituent and a combination of A and B is (cyano group, cyano group), (oxycarbonyl group, oxycarbonyl group), (acyl group, acyl group), (sulfonyl group, sulfonyl group), (cyano group, acyl group), (cyano group, sulfonyl group), (oxycarbonyl group, acyl group), (oxycarbonyl group, sulfonyl group), or (sulfonyl group, acyl group), and at least one of R
1
, R
2
, R
3
, R
4
, R
5
, R
6
, A, and B comprises a polymerizable group.