Anisotropic conductive film and method for manufacturing the same
Disclosed herein are an anisotropic conductive film and a method for manufacturing the same. The anisotropic conductive film according to the present invention includes: an insulating resin; and a plurality of conductive graphenes dispersed into the insulating resin.
1. An anisotropic conductive film comprising:
an insulating resin; and
a plurality of conductive graphenes dispersed into the insulating resin,
wherein the graphenes are oriented in a vertical direction of upper and lower surfaces of the anisotropic conductive film.
2. The anisotropic conductive film as set forth in claim 1 , wherein the graphene has a structure consisting of graphitized carbons having bidirectionality.
3. The anisotropic conductive film as set forth in claim 1 , wherein the graphene has a two-dimensional planar structure.
4. The anisotropic conductive film as set forth in claim 1 , wherein the conductive film has an insulating property in a horizontal direction.
5. The anisotropic conductive film as set forth in claim 1 , wherein the conductive film has an electrical conductivity in a vertical direction.
6. The anisotropic conductive film as set forth in claim 1 , wherein the insulating resin is at least one selected from a liquid crystal polymer (LCP) resin, an epoxy resin, and a resin containing liquid crystal polymer and epoxy.
7. The anisotropic conductive film as set forth in claim 1 , wherein the insulating resin is semi-cured (B-stage) so that flow of the graphenes is fixed.
8. A method for manufacturing an anisotropic conductive film, the method comprising:
preparing conductive graphenes;
dispersing the graphenes into an insulating resin; and
orienting the graphenes in a vertical direction by performing a molding process.
9. The method as set forth in claim 8 , wherein the graphene has a structure consisting of graphitized carbons having bidirectionality.
10. The method as set forth in claim 8 , wherein the graphene has a two-dimensional planar structure.
11. The method as set forth in claim 8 , wherein the conductive film has an insulating property in a horizontal direction.
12. The method as set forth in claim 8 , wherein the conductive film has an electrical conductivity in a vertical direction.
13. The method as set forth in claim 8 , wherein the insulating resin is at least one selected from a liquid crystal polymer (LCP) resin, an epoxy resin, and a resin containing liquid crystal polymer and epoxy.
14. The method as set forth in claim 8 , wherein the orienting of the graphenes is performed by the molding process using a magnetic field or an electric field.
15. The method as set forth in claim 8 , further comprising, after the orienting of the graphenes, semi-curing the insulating resin so that flow of the graphenes dispersed into the insulating resin is fixed.