Manufacturing method of graphene oxide super-thermal conductive aluminum-based copper clad laminate

The invention discloses a manufacturing method of a graphene oxide super-thermal conductive aluminum-based copper clad laminate, and belongs to the field of metal substrates. The method comprises thefollowing steps: performing ultrasonic vibration stirring on 100 parts of graphite powder, 10-50 parts of concentrated sulfuric acid and 10-50 parts of potassium permanganate, separating graphene oxide by a high-speed shearing machine, uniformly mixing 50-150 parts of graphene oxide, 100 parts of epoxy resin, 10 parts of polyethylene butyral, 2 parts of dicyandiamide, 100 parts of acetone and 10-50 parts of alumina to obtain a super-thermal conductive medium glue, coating the super-thermal conductive medium glue on the upper surface of an aluminum substrate and the lower surface of a copper foil layer, adhering the upper surface of the aluminum substrate coated with the super-thermal conductive medium glue to the lower surface of the copper foil layer coated with the super-thermal conductive medium glue and perfor