申请人:FUJIFILM CORPORATION
公开号:US20140049807A1
公开(公告)日:2014-02-20
An electrowetting display device that includes a display member having: a first substrate, at least one surface of which is electroconductive, a second substrate disposed so as to face the electroconductive surface of the first substrate, a hydrophobic insulation film disposed at the side of the electroconductive surface of the first substrate, a non-electroconductive oil provided movably on the hydrophobic insulation film and containing a nonpolar solvent and a porphyrin dye represented by Formula (1), and an electroconductive hydrophilic liquid that contacts the oil.
In Formula (1), A
1
to A
4
: N or —C(R
1
)═; M: metal atom, metal oxide, metal hydroxide, metal halogenide or 2H; R: C
4-30
alkyl; X: single bond, O, S or —N(R
2
)—; R
1
: H, alkyl, aryl or —X
11
—R
11
; R
2
: H, alkyl or aryl; R
11
: C
4-30
alkyl; X
11
: single bond, O, S or —N(R
12
)—; R
12
: H, alkyl or aryl; and n: 1-8.