Insulating layer material, stainless steel-based copper clad laminate, surface treatment method and preparation method

Abstract

The invention discloses an insulating layer material, a stainless steel-based copper-clad laminate, a surface treatment method and a preparation method, and a high thermal conductivity insulating layer material, which comprises the following components in parts by mass: 80-120 parts of epoxy resin; 1-50 parts of curing agent ; 0.05-5 parts of curing accelerator; 1-40 parts of additives; 1-500 parts of ultra-pure high thermal conductivity filler; 1-50 parts of organic solvent. The high thermal conductivity stainless steel base copper clad laminate prepared by the present invention has the following advantages: 1. High thermal conductivity, which is superior to similar products in the market; 2. Good insulation, and the breakdown voltage can reach more than 6KV; 3. High thermal conductivity and insulation The layer is well combined with the stainless steel base, and there is no delamination and bursting phenomenon under thermal shock; 4. Good machining performance, no delamination and cracking of the medium layer; 5. High production efficiency; 6. Low cost, about 1 / 2 of the products on the market 2.

Description

technical field [0001] The invention relates to the technical field of manufacturing metal-based copper-clad laminates, in particular to insulating layer materials, stainless-steel-based copper-clad laminates, surface treatment methods and preparation methods. Background technique [0002] In recent years, with the rapid development of LED lighting, high-power electrical appliances, LED, TV backlight and various power supplies, as well as the recovery after the economic crisis, the market demand for high thermal conductivity metal-based copper clad laminates has risen sharply, and a high thermal conductivity aluminum-based Copper-clad laminates are the main body, and copper-based copper-clad laminates, stainless-steel-based copper-clad laminates and special composite-based copper-clad laminates are the tributaries of the high thermal conductivity metal-based market structure. High thermal conductivity stainless steel-based copper clad laminates are mainly used in environment...

AI Technical Summary

Problems solved by technology

[0005] In view of the above-mentioned deficiencies in the prior art, the object of the present invention is to provide an insulating layer material, a stainless steel-based copper-clad laminate, a surface treatment method and a preparation method, aiming at solving the problem of delamination explosion and delamination in the existing high-thermal conductivity stainless steel-based copper-clad laminate. Problems such as cracking