Organic compounds, light modulating composition and light modulating devices employing the same

Patent metadata

Field	Value
Publication number	US-10007164-B2
Application number	US-201514978906-A
Country	US
Kind code	B2
Filing date	Dec 22, 2015
Priority date	Nov 20, 2015
Publication date	Jun 26, 2018
Grant date	Jun 26, 2018

Abstract

An organic compound, a light modulating composition and a light modulating device are provided. The organic compound has a chemical structure represented by formula (I):

X—Ar—X  (I)
wherein X is

Ar is

The organic compound is transparent in its neutral state. The amide group or imide group introduced into the aromatic amine not only enhances the solubility of the organic compound in the solvent, but also enhances the electrochemical stability of the organic compound.

First claim

What is claimed is:

1. An organic compound, having a structure as defined by Formula (I):
X—Ar—X  (I)

wherein X is

R 1 is an isopropyl or cyclohexyl, R 3 is H, an alkyl, or an alkoxy, R 4 is H, or C1-8 alkyl group, Ar is

Ar′ is

Ar″ is

Ar 3 is

and R 2 is an alkyl or an alkoxy.

2. The organic compound as claimed in claim 1 , wherein R 2 is a C1-8 alkyl group or a C1-8 alkoxy group.

3. The organic compound as claimed in claim 1 , wherein R 3 is hydrogen, a C1-8 alkyl group, or a C1-8 alkoxy group.

4. The organic compound as claimed in claim 1 , wherein the compound is represented by the following formula:

wherein R 5 is isopropyl or cyclohexyl.

5. The organic compound as claimed in claim 1 , wherein the compound is represented by the following formula:

wherein R 4 is a C1-8 alkyl group.

6. The organic compound as claimed in claim 1 , wherein the compound is represented by the following formula:

wherein R 6 is isopropyl or cyclohexyl.

7. The organic compound as claimed in claim 1 , wherein the compound is represented by the following formula:

wherein R 4 is a C1-8 alkyl group.

8. A light modulating composition, comprising:
a first oxidizable compound, wherein the first oxidizable compound is as claimed in claim 1 ;
a reducible compound;
an electrolyte; and
a solvent.

9. The light modulating composition as claimed in claim 8 , wherein the electrolyte is an organic ammonium salt or an inorganic lithium salt.

10. The light modulating composition as claimed in claim 8 , wherein the oxidizable compound and the electrolyte have a mole ratio of 1:1 to 1:20, and the reducible compound and the electrolyte have a mole ratio of 1:1 to 1:20.

11. The light modulating composition as claimed in claim 8 , wherein the concentration of the electrolyte is between 0.01M and 1.5M.

12. The light modulating composition as claimed in claim 8 , wherein the reducible compound is selected from the group consisting of

wherein R 7 is a C1-C10 alkyl group.

13. The light modulating composition as claimed in claim 9 , further comprising a second oxidizable compound selected from the group consisting of

wherein R 8 is H or an alkyl.

14. A light modulating device, comprising:
a pair of electrodes, comprising:
a first transparent substrate with a first transparent conductive layer on a surface of the transparent substrate; and
a second transparent substrate with a second transparent conductive layer on a surface of the transparent substrate, disposed by arranging the first transparent conductive layer and the second transparent conductive layer to face each other;
an isolating unit, inserted between the first and second transparent conductive layers to form a cell; and
a light modulating composition filled in the cell,
wherein the light modulating composition comprises:
a first oxidizable compound, wherein the first oxidizable compound is as claimed in claim 1 ;
a reducible compound;
an electrolyte; and
a solvent.

15. The light modulating device as claimed in claim 14 , wherein the oxidizable compound is represented by the following formula:

wherein R 5 is an isopropyl or cyclohexyl.

16. The light modulating device as claimed in claim 14 , wherein the oxidizable compound is represented by the following formula:

wherein R 4 is a C1-8 alkyl group.

17. The light modulating device as claimed in claim 14 , wherein the oxidizable compound is represented by the following formula:

wherein R 6 is an isopropyl or cyclohexyl.

18. The light modulating device as claimed in claim 14 , wherein the oxidizable compound is represented by the following formula:

wherein R 4 is a C1-8 alkyl group.

19. The light modulating device as claimed in claim 14 , further comprising a second oxidizable compound, wherein the second oxidizable compound is selected from the group consisting of

wherein R 5 is H or an alkyl.

20. The light modulating device as claimed in claim 14 , wherein the distance from the first transparent conductive layer to the second transparent conductive layer is between 10 μm to 200 μm.

Assignees

• Ind Tech Res Inst

Inventors

• Kung Yu-Ruei
• Huang Li-Ting
• Leu Chyi-Ming

Classifications

• G02F2001/1502

  complementary cell · CPC title

• G02F2001/1515

  Physics · mapped topic

• C09K2211/1014

  bridged by heteroatoms, e.g. N, P, Si or B · CPC title

• C09K2211/1007

  Non-condensed systems · CPC title

• C07C233/62

  having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by amino groups · CPC title