Electrochromic device
First Claim
1. An electrochromic device having an ion conductive layer disposed between two electrically conductive substrates, at least one of which is transparent, wherein said ion conductive layer contains an organic compound having per molecule both a structure exhibiting a cathodic electrochromic characteristic and a structure exhibiting an anodic electrochromic characteristic, wherein said structure exhibiting a cathodic electrochromic characteristic is a bipyridinium ion-pair structure represented by formula (1) below, and said structure exhibiting an anodic electrochromic characteristic is a metallocene structure represented by the formula (2) or (3) below:
-
wherein A−
and B−
are each independently a pair-anion selected from the group consisting of a halogen anion, ClO4−
, BF4−
, PF6−
, AsF6−
, SbF6−
, CHCOO−
, and CH3(C6H4)SO3−
; and
wherein R1 and R2 are each independently a hydrocarbon group selected from the group consisting of an alkyl, alkenyl and aryl group having 1 to 10 carbon atoms, in the case where R1 or R2 is an aryl group, the aryl group optionally forms a condensed ring together with a cyclopentadienyl ring, m is an integer of 0≦
m≦
4, n is an integer of 0≦
n≦
4, and Me represents Cr, Co, Fe, Mg, Ni, Os, Ru, V, X—
HF—
Y, X—
Mo—
Y, X—
Nb—
Y, X—
Ti—
Y, X—
V—
Y or X—
Zr—
Y wherein X and Y are each independently selected from the group consisting of hydrogen, halogen, and an alkyl group having 1 to 12 carbon atoms.
0 Assignments
0 Petitions
Accused Products
Abstract
An electrochromic element comprises an ion conduction layer between two conducting substrates, at least one of which is transparent. The ion conduction layer contains an organic compounds, which has both a structure exhibiting a cathodic electrochromic characteristic and a structure exhibiting an anodic electrochromic characteristic.
-
Citations
1 Claim
-
1. An electrochromic device having an ion conductive layer disposed between two electrically conductive substrates, at least one of which is transparent, wherein said ion conductive layer contains an organic compound having per molecule both a structure exhibiting a cathodic electrochromic characteristic and a structure exhibiting an anodic electrochromic characteristic, wherein said structure exhibiting a cathodic electrochromic characteristic is a bipyridinium ion-pair structure represented by formula (1) below, and said structure exhibiting an anodic electrochromic characteristic is a metallocene structure represented by the formula (2) or (3) below:
-
wherein A−
and B−
are each independently a pair-anion selected from the group consisting of a halogen anion, ClO4−
, BF4−
, PF6−
, AsF6−
, SbF6−
, CHCOO−
, and CH3(C6H4)SO3−
; and
wherein R1 and R2 are each independently a hydrocarbon group selected from the group consisting of an alkyl, alkenyl and aryl group having 1 to 10 carbon atoms, in the case where R1 or R2 is an aryl group, the aryl group optionally forms a condensed ring together with a cyclopentadienyl ring, m is an integer of 0≦
m≦
4, n is an integer of 0≦
n≦
4, and Me represents Cr, Co, Fe, Mg, Ni, Os, Ru, V, X—
HF—
Y, X—
Mo—
Y, X—
Nb—
Y, X—
Ti—
Y, X—
V—
Y or X—
Zr—
Y wherein X and Y are each independently selected from the group consisting of hydrogen, halogen, and an alkyl group having 1 to 12 carbon atoms.
-
Specification