High-frequency adhesive glue laminated structure and preparation method thereof
A layered structure, high frequency technology, applied in the direction of adhesives, epoxy resin adhesives, adhesive types, etc., can solve the problems of low dimensional stability, molding processing, mechanical processing difficulties, inability to manufacture high-density PCBs, etc., to reduce loss, reduce the occurrence of erroneous message judgment, and improve the effect of signal transmission quality
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[0029] Embodiment: a high-frequency adhesive glue layered structure, the high-frequency adhesive glue layered structure is composed of a first high-frequency adhesive layer 1, a second high-frequency adhesive layer 2 and a third high-frequency adhesive layer 3, the first high-frequency adhesive layer The materials of the high-frequency adhesive layer, the second high-frequency adhesive layer and the third high-frequency adhesive layer each include a fluorine-based resin and a thermosetting resin;
[0030] Wherein, the proportion of the fluorine-based resin in the first high-frequency adhesive layer is 15-25% (percentage by weight) of the total solid content, and the thickness of the first high-frequency adhesive layer is 2-10 microns;
[0031] Wherein, the proportion of the fluorine-based resin in the second high-frequency adhesive layer is 60-80% (percentage by weight) of the total solid content, and the thickness of the second high-frequency adhesive layer is 10-55 microns; ...
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