Coating Solutions for EMI shielding In the highly specialized field of electromagnetic interference (EMI) management, ultrasonic coating solutions have emerged as a revolutionary approach, especially when it comes to shielding within the critical frequency range of 1 - 500MHz. This range is of utmost importance as it encompasses frequencies commonly associated with a multitude of electronic devices, from everyday smartphones to complex industrial control systems. Ultrasonic coating technology [...]

Future Prospects of Polyimide Diaphragms Future Prospects of Polyimide Diaphragms - Functional Coatings‎ - Cheersonic With the development of electronic information and new energy industries, higher requirements are placed on the safety of lithium-ion batteries, especially power batteries for new energy vehicles. Although the diaphragm does not actually participate in the energy conversion process of lithium-ion batteries, it still becomes one of the key materials that determine battery [...]

Ultrasonic Coating of Quantum Dot Solution on Wafer Ultrasonic coating of quantum dot solution on wafer is an advanced coating technology, which combines the advantages of ultrasonic atomization and precision spraying, and can achieve uniform and efficient coating of quantum dot solution on the surface of wafer. The following is a detailed analysis of the technology: Technical principle The ultrasonic spray coating machine uses high-frequency ultrasonic vibration to [...]

Introducing Photosensitive Polyimide Introducing Photosensitive Polyimide - Polyimide Coating System - Cheersonic Photosensitive polyimide (PSPI) is a high-performance material with unique properties that is widely used in electronics and microelectronics. It combines the excellent physical and chemical properties of traditional polyimide (PI) with the characteristics of photosensitive materials, providing revolutionary solutions for semiconductor manufacturing, precision electronic equipment, and high-performance circuit boards. Physical and chemical properties. High Temperature Stability: [...]

Photosensitive Polyimide Coating System Photosensitive Polyimide Coating System - Ultrasonic Coating - Cheersonic Photosensitive polyimide is a kind of organic material with both imide ring and photosensitive gene on the polymer chain, which has excellent thermal stability, good mechanical properties, chemical and photosensitivity. Photosensitive polyimide has two main functions in the field of electronics: photoresist and electronic packaging. Adding sensitizers, stabilizers, etc. to photosensitive polyimide can obtain "polyimide [...]

Applications of Photosensitive Polyimide Photosensitive polyimide (PSPI) is a type of polymer material that has both heat resistance and photosensitive properties. It is a very important semiconductor material and a very stuck material. Due to its electrical insulating properties, it protects semiconductor circuits from physical and chemical conditions. Photosensitive polyimide mainly plays two major roles in the electronic field: photoresist and electronic packaging. 1. As photoresist As a [...]

Classification of Photosensitive Polyimide Classification of Photosensitive Polyimide - Photoresist & Polyimide Films Coating Systems - Cheersonic According to the different photolithography patterns, photosensitive polyimide (PSPI) can be divided into positive photosensitive polyimide (p-PSPI) and negative photosensitive polyimide (n-PSPI). Positive PSPI is that the ultraviolet irradiation area dissolves in the developer, and negative PSPI is that the irradiation area is cross-linked and solidified and no longer dissolves in [...]

Difficulties of Photosensitive Polyimide The production of PSPI photoresist is in the middle of the industrial chain structure. It is an ideal insulating material in the field of electronics and microelectronics. It is one of the most important electronic chemical materials in the fields of optoelectronics and microelectronics such as display panels, LED packaging, semiconductors, etc. It is widely used as interlayer insulation, surface passivation, stress buffering, and [...]

Application of Thermally Conductive Insulating PI Film In the era of highly thin, multifunctional and integrated electronic devices, it will inevitably lead to heat accumulation inside the composite material, seriously affecting the stable operation and service life of the equipment. How to achieve fast and efficient thermal conductivity and heat dissipation of dielectric materials has become a key issue affecting the development of electronic equipment. The low intrinsic [...]

Coating Photoresist on Glass In the continuous development of modern technology, photolithography technology, as a key process for micro pattern processing in microelectronics, has extremely high requirements for the coating quality of photoresist. The emergence of ultrasonic coating equipment has brought a new solution for coating photoresist on glass, which has many unique advantages and broad application prospects. Firstly, from the perspective of working principle, ultrasonic coating equipment [...]