LED TV backlight covers aluminium base board of copper with high pressure resistant high heat conduction

The utility model discloses LED TV backlight covers aluminium base board of copper with high pressure resistant high heat conduction relates to circuit board technical field. With " high pressure resistant and high heat conduction " key technology, constitute by aluminum plate, a glued membrane, solidification piece, B glued membrane, copper foil, its aluminum plate, a glued membrane, solidification piece, B glued membrane, the copper foil is placed in proper order and be connected with the hot pressed mode, are the alumina thin film thickness that the aluminum plate surface set up, the cupricoxide film thickness that copper foil surface set up 5 10um. Be used for the preparation of circuit board. Design scientific and reasonable, simple structure is ingenious, the effect is reliable andstable, easy preparation and with low costs, facilitate promotion are used. 本实用新型LED电视背光源用耐高压高导热覆铜铝基板涉及电路板技术领域。以"耐高压且高导热"关键技术，由铝板、A胶膜、固化片、B胶膜、铜箔构成，其铝板、A胶膜、固化片、B胶膜、铜箔依次放置且以热压的方式相连接，铝板表面设置的氧化铝薄膜厚度、铜箔表面设置的氧化铜薄膜厚度均为5-10um。用于电路板制作。