Research Progress on High-Thermal-Conductivity Graphite Films Derived from Polyimide In recent years, as electronic devices continue to evolve toward miniaturization and lightweighting, high-thermal-conductivity graphite film materials have gradually become a research hotspot. This paper systematically reviews the preparation methods of graphite film materials based on polyimide (PI), with a focus on analyzing key factors affecting graphite film performance, including molecular structure, molecular orientation, and the inducing effects of [...]

Preparation Process and Quality Control of Photoresist Resin In the field of microelectronics manufacturing, with the continuous advancement of semiconductor technology, the photolithography process—as one of the critical steps—places particular emphasis on the preparation process and quality control of its core material, photoresist resin. The performance of photoresist resin not only affects pattern fidelity and production efficiency but is also subject to the combined influence of raw material [...]

Spray Coating Process for Photoresist Spray Coating Process for Photoresist: A Popular Science Summary In daily use of photoresist, spin coating is the more common application method. This article, however, focuses on the spray coating process for photoresist, covering its core principles, advantages and disadvantages, conditions for atomized spray formation, key process steps, factors affecting film properties, and preparation of compatible resists, while also mentioning relevant research achievements [...]

Ultrasonic Spray Coating for Transparent Conductive Films Deposition of materials such as silver nanowires, carbon nanotubes, and PEDOT:PSS In today's era of rapid development in flexible electronics, optoelectronic displays, and new energy industries, transparent conductive films, as a key functional material, directly determine the performance of related devices through their performance and fabrication processes. Traditional film-forming methods, such as spin coating, blade coating, or vapor deposition, are either [...]

Innovative Solutions for Package-Level Electromagnetic Shielding Cheersonic Ultrasonic Spray Coating Platform: Innovative Solutions for Package-Level Electromagnetic Shielding As electronic devices continue to achieve higher levels of integration, package-level electromagnetic interference (EMI) and radio frequency interference (RFI) have become critical bottlenecks constraining product performance. Cheersonic's ultrasonic spray coating platform offers a targeted solution for package-level electromagnetic shielding coating preparation, providing an efficient pathway for shielding coating processing on various [...]

Printed Circuit Board Spray Fluxing The original developer of ultrasonic spray fluxing technology leads worldwide precision flux deposition for printed circuit board assembly. This ground-breaking coating technique created universal standards for accurate material application: it yields cleaner solder connections, improves top fillet geometry, and slashes flux material waste by up to 90%. Factories globally deploy this coating technology for wave and selective soldering flux processes, [...]

Polyimide Spray Coating Systems Polyimide Coating Machine for Semiconductor WafersUltrasonic polyimide coating equipment applies premium polyimide thin films on semiconductor wafers before the cutting procedure. This coating equipment realizes outstanding coating uniformity, accurate thickness regulation and reliable bonding force for solvent-containing polymer coating materials widely adopted in semiconductor manufacturing. As a clean and high-efficiency replacement for spin coating equipment, the ultrasonic coating technique cuts raw [...]

Ultrasonic Spray Photoresist Coating for MEMS Wafers Ultrasonic spray of photoresist for MEMS wafers and other substrates with varying topographiesFor over ten years, researchers have carried out direct photoresist spraying on MEMS wafers, silicon substrates and assorted three-dimensional microstructures. Extensive studies have validated the merits of this deposition technique when filling deeply etched, tall surface relief structures with photoresist. Compared with traditional spin coating methods, [...]

Semiconductor Wafer Coating Wafer-Level Ultrasonic Coating for Semiconductors Ultrasonic wafer coating equipment serves as an alternative to traditional spin coating for semiconductor manufacturing, delivering superior thin-film consistency, accurate process regulation and far higher raw material utilization in photolithography workflows. Standard spin coating struggles with uneven coverage on wafers featuring steps, grooves and recessed cavities, resulting in inconsistent layering of photoresist and dielectric substances. Precision ultrasonic [...]

Sensor Coatings Ultrasonic Thin Film Coating Solutions for Sensor Fabrication Ultrasonic spray equipment delivers premium thin film coatings on sensor components with functional nanoparticle blends, polymer materials, conductive polymer coating formulations and oxide compound mixtures. This contact-free coating technology generates even thin film layers on diverse sensor base materials, featuring highly regulated film thickness spanning nanoscale coatings up to dozens of microns. Real-time closed-loop monitoring [...]