▎ 摘　　要

NOVELTY - Manufacture of laminated graphene-based thermally conductive film comprising vertically aligned graphene involves providing (100) a laminated film comprising multiple graphene film layers separated by an adhesive and comprising graphene sheets aligned with a plane of the graphene film, forming (102) multiple of sections of the laminated film, rotating (104) a subset of the sections about the axis (X), attaching (106) the sections to each other using an adhesive, curing (108) the adhesive by forming block from sections comprising graphene film, and cutting (110) the block by forming a thermally conductive film having graphene sheets aligned perpendicularly to the plane (Y'Z') of the thermally conductive film such that multiple of area portions of the thermally conductive film comprises graphene film having the rotational alignment (r1), and multiple of area portions of the thermally conductive film comprises graphene film having the rotational alignment (r2). USE - Manufacture of laminated graphene-based thermally conductive film used for assembly (all claimed) of electronic device. ADVANTAGE - The method provides laminated graphene-based thermally conductive film having uniform mechanical properties, and less tensile stress. DETAILED DESCRIPTION - Manufacture of laminated graphene-based thermally conductive film comprising vertically aligned graphene involves providing (100) a laminated film comprising multiple graphene film layers separated by an adhesive and comprising graphene sheets aligned with a plane of the graphene film which is a plane (XY) defined by an axis (X) and an axis (Y) perpendicular to the axis (X), forming (102) multiple of sections of the laminated film by cutting the laminated film perpendicularly to a plane (YZ) defined by the axis (Y) and an axis (Z) perpendicular to each of the axis (X, Y), rotating (104) a subset of the sections about the axis (X), attaching (106) the sections to each other using an adhesive, such that a block is formed and consisting of the sections having a rotational alignment (r1) about the axis (X) and sections having a rotational alignment (r2) about the axis (X), curing (108) the adhesive by forming the block from sections comprising graphene film, and cutting (110) the block along a plane (Y'Z') of the block by forming a thermally conductive film having graphene sheets aligned perpendicularly to the plane (Y'Z') of the thermally conductive film such that multiple of area portions of the thermally conductive film comprises graphene film having the rotational alignment (r1), and multiple of area portions of the thermally conductive film comprises graphene film having the rotational alignment (r2). INDEPENDENT CLAIMS are included for the following: the graphene-based thermally conductive film, which is obtained by the above method; and an electronic assembly, which comprises an electronic component, a cooling device arranged to dissipate heat from the electronic component, and the graphene-based thermally conductive film sandwiched between the electronic component and cooling device. DESCRIPTION OF DRAWING(S) - The drawing shows a flowchart of the manufacture of laminated graphene-based thermally conductive film. 100Providing laminated film 102Formation of sections 104Rotation process 106Attachment process 108Curing process 110Cutting process