1results about How to "Surface performance is stable" patented technology

The utility model discloses a kind of pre-coated film preparation systems, including roll material unwinding device, surface pretreatment device, coating machine and hot air circulation drying tunnel, cooling winding device and the like module, can realize interface adhesion reinforcing layer and surface energy control layer high-precision continuous coating on substrate surface.System can be configured according to single side or double side coating demand film turnover wheel group and multi-path pipeline transport, realize the consistency and uniformity of double side coating.Coating liquid preparation tank can be equipped with vacuum defoaming or ultrasonic mixing device, improve coating liquid uniformity and compactness.Overall system structure modularization, can be flexibly configured, applicable to different thickness BOPET film, ensure that coating adhesion is high, flatness is good, industrialized continuous production is stable and reliable, provide high-performance base material for hardening, electronic protection and insulating material and the like application.