Ion conductive film, polymer element, electronic device, camera module, and imaging device

Patent metadata

Field	Value
Publication number	US-9752001-B2
Application number	US-201415034311-A
Country	US
Kind code	B2
Filing date	Nov 19, 2014
Priority date	Dec 2, 2013
Publication date	Sep 5, 2017
Grant date	Sep 5, 2017

Abstract

An ion conductive film contains an ion conductive macromolecular material, a carbon material, and an electrically conductive material different from the carbon material.

First claim

The invention claimed is:

1. An ion conductive film comprising:
a single layer that includes:
an ion conductive macromolecular material;
a carbon material; and
an electrically conductive material different from the carbon material, wherein the ion conductive macromolecular material, the carbon material and the electrically conductive material different from the carbon material are intermixed.

2. The ion conductive film according to claim 1 , wherein
the carbon material is carbon particles, and
the electrically conductive material is present in spaces between the carbon particles.

3. The ion conductive film according to claim 1 , wherein an electric resistivity of the electrically conductive material is lower than an electric resistivity of the carbon material.

4. The ion conductive film according to claim 1 , wherein the electrically conductive material is a metal material.

5. The ion conductive film according to claim 1 , wherein the electrically conductive material is gold or platinum.

6. The ion conductive film according to claim 1 , wherein the electrically conductive material has a fibrous shape.

7. The ion conductive film according to claim 1 , wherein the electrically conductive material has a granular shape.

8. The ion conductive film according to claim 2 , wherein the electrically conductive material is shaped into a film form so as to cover surfaces of the carbon particles.

9. The ion conductive film according to claim 6 , wherein
the ion conductive film is formed into a rectangular shape having long sides and short sides, and
the electrically conductive material extends in a direction crossing the long sides.

10. The ion conductive film according to claim 6 , wherein the electrically conductive material extends in a thickness direction of the ion conductive film.

11. A polymer element comprising:
a pair of electrode layers; and
a macromolecular layer between the pair of electrode layers, wherein
at least one of the pair of electrode layers contains a single layer that includes:
an ion conductive macromolecular material,
a carbon material, and
an electrically conductive material different from the carbon material, wherein the ion conductive macromolecular material, the carbon material and the electrically conductive material different from the carbon material are intermixed.

12. The polymer element according to claim 11 , wherein a metal layer is provided on each of surfaces of the pair of electrode layers, the surfaces being opposite to the macromolecular layer.

13. The polymer element according to claim 11 , wherein
one end of the polymer element is fixed, and the other end of the polymer element undergoes displacement with respect to the one end, and
a concentration of the electrically conductive material is higher at the one end than at the other end.

14. The polymer element according to claim 11 , configured as a polymer actuator element.

15. The polymer element according to claim 11 , configured as a polymer sensor element.

16. The polymer element according to claim 11 , configured as an electric double layer capacitor.

17. The polymer element according to claim 11 , configured as a battery.

18. An electronic device comprising a polymer element having a pair of electrode layers and a macromolecular layer between the pair of electrode layers, wherein
at least one of the pair of electrode layers contains a single layer that includes:
an ion conductive macromolecular material,
a carbon material, and
an electrically conductive material different from the carbon material, wherein the ion conductive macromolecular material, the carbon material and the electrically conductive material different from the carbon material are intermixed.

19. A camera module comprising:
a lens; and
a driving unit that is configured using a polymer element and drives the lens, wherein the polymer element includes
a pair of electrode layers, and
a macromolecular layer between the pair of electrode layers, and

at least one of the pair of electrode layers contains a single layer that includes:
an ion conductive macromolecular material,
a carbon material, and
an electrically conductive material different from the carbon material, wherein the ion conductive macromolecular material, the carbon material and the electrically conductive material different from the carbon material are intermixed.

20. An imaging device comprising:
a lens;
an imaging element that acquires an imaging signal of an image formed through the lens; and
a driving unit that is configured using a polymer element and drives the lens or the imaging element, wherein
the polymer element includes
a pair of electrode layers, and
a macromolecular layer between the pair of electrode layers, and

at least one of the pair of electrode layers contains a single layer that includes:
an ion conductive macromolecular material,
a carbon material, and
an electrically conductive material different from the carbon material, wherein the ion conductive macromolecular material, the carbon material and the electrically conductive material different from the carbon material are intermixed.

Assignees

• Dexerials Corp

Inventors

• Ishida Takehisa
• Seki Kousuke
• Nagai Nobuyuki
• Kato Yusaku

Classifications

• H04N23/55

  Optical parts specially adapted for electronic image sensors; Mounting thereof · CPC title

• H04N23/57

  Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices · CPC title

• H01M4/624

  Electric conductive fillers · CPC title

• G03B17/02

  Bodies · CPC title

• C08J2327/24

  halogenated · CPC title