JP2022069457A5 - - Google Patents

Claims (13)

An anisotropic conductive film in which conductive particles are arranged in an insulating resin binder,
In a plan view, polygonal repeating units formed by sequentially connecting the centers of a plurality of conductive particles are repeatedly arranged,
When the regular triangles are arranged without gaps, the vertices of the regular triangles and the conductive particles that make up the repeating unit overlap,
There is one or more regular triangular regions in which the conductive particles are not arranged between the repeatedly arranged repeating units,
The polygon of the repeating unit has a side oblique to the longitudinal direction or the lateral direction of the anisotropic conductive film,
An anisotropic conductive film in which individual conductive particles or separate repeating units are arranged between repeating units . 2. The anisotropic conductive film according to claim 1, wherein the repeating unit is arranged on one surface of the anisotropic conductive film. 3. The anisotropic conductive film according to claim 1, wherein the repeating unit is trapezoidal. 4. The anisotropic conductive film according to any one of claims 1 to 3, wherein each side of the polygon forming the repeating unit obliquely crosses the longitudinal direction or the lateral direction of the anisotropic conductive film. The anisotropic conductive film according to any one of claims 1 to 3, wherein the polygon forming the repeating unit has sides in the longitudinal direction or the lateral direction of the anisotropic conductive film. Claim that, when a polygon forming a repeating unit is inverted around one side of the polygon, one side of the polygon after the inversion overlaps with one side of the adjacent repeating unit before the inversion. 6. The anisotropic conductive film according to any one of 1 to 5. The anisotropic conductive film according to any one of claims 1 to 6, wherein the conductive particle units form part of a regular polygon. 6. The anisotropic conductive film according to any one of claims 1 to 5, wherein the arrangement of the conductive particles constituting the conductive particle unit overlaps the vertices of regular hexagons arranged without gaps. The anisotropic conductive film according to any one of claims 1 to 8, further comprising an insulating adhesive layer. The anisotropic conductive film according to any one of claims 1 to 9, wherein the repeating units are repeated in both the longitudinal direction and the lateral direction when the anisotropic conductive film is viewed from above. 11. The anisotropic conductive film according to claim 10, wherein the shortest distance between repeating units is longer than the distance between adjacent conductive particles within a repeating unit in the longitudinal direction, the transverse direction, or both directions. A connection structure in which a first electronic component and a second electronic component are anisotropically conductively connected by the anisotropic conductive film according to any one of claims 1 to 11 . A method for manufacturing a connection structure of a first electronic component and a second electronic component by thermocompression bonding the first electronic component and the second electronic component via an anisotropic conductive film, wherein the anisotropic conductive film A method for manufacturing a connected structure using the anisotropic conductive film according to any one of claims 1 to 11 .