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 [...]

Ultrasonic Spray Coating in Printed Electronics Maximizing Efficiency and Precision with Ultrasonic Spray Coating in Printed Electronics Ultrasonic spray coating stands out as a groundbreaking development in the realm of printed electronics, where the quest for precision and consistency is relentless. Leveraging high-frequency ultrasonic waves, this technology masterfully converts liquid materials into an ultra-fine mist, composed of minuscule droplets that are expertly guided onto substrates for flawless and [...]

Ultrasonic Spray for Photoresist and Polyimide Coatings Ultrasonic spray for photoresist and polyimide coatings is indeed a highly effective and versatile process that offers numerous advantages over traditional coating methods. This technique leverages the power of ultrasonic energy to atomize the coating material into a fine mist, which is then sprayed onto the substrate in a controlled and precise manner. Key Advantages of Ultrasonic Spray for Photoresist and [...]

Advantages of Ultrasonic Spraying Quantum Dot Solution Ultrasonic spraying of quantum dot solution, as an advanced spraying technology, has a series of significant advantages, but also some potential disadvantages. The following is a detailed analysis of its advantages and disadvantages: Advantage High uniformity of coating: Ultrasonic spraying technology uses ultrasonic vibration to atomize quantum dot solution into fine particles, which can be evenly distributed on the surface of [...]

About Megasonic Cleaning Machine Megasonic cleaning machine is an advanced cleaning equipment with many unique features and a wide range of applications. The following is a detailed introduction about it: 1. Working principle: When the megasonic cleaning machine is working, the transducer emits high-energy sound waves with a wavelength of 1μm and a frequency of 0.8 MHz. The solution molecules are accelerated under the impetus of this sound [...]

Ultrasonic Spraying of Polyimide to Electronic Components Ultrasonic spraying technology has shown significant advantages in high precision and high quality in the preparation of polyimide coatings, which just meet the stringent requirements of electronic components for coating performance. First, ultrasonic spraying technology disperses polyimide coatings into extremely small droplets through high-frequency ultrasonic vibrations and achieves precise control of the spraying process. This high-precision control ensures the uniformity of [...]