Long Zhang

Title: Long Zhang - Innovator in Aqueous Polyurethane Resins and Power Supply Devices

Introduction

Long Zhang is a prominent inventor based in Shanghai, China. He has made significant contributions to the field of materials science and electrical engineering. With a total of 12 patents to his name, Zhang has developed innovative solutions that enhance product performance and usability.

Latest Patents

One of Zhang's latest patents is an aqueous polyurethane resin composition and coating material. This composition is designed to provide excellent finished appearance, impact resistance, and adhesion. It includes a polyurethane resin derived from at least two types of organic diisocyanate compounds, a polyol compound, and acidic group-containing compounds. The composition boasts a viscosity range of 500 Pa·s to 50,000 Pa·s when the polyurethane resin is present at 65% by weight.

Another notable invention is a wall-mounted power supply device. This device features a body, a core, and an insertion plate assembly. The core consists of two circuit board assemblies, with the first assembly housed in the base and potted with a high thermal conductivity material. The design allows for efficient electrical coupling and enhanced thermal management.

Career Highlights

Throughout his career, Long Zhang has worked with various companies, including Shanghai Ele Manufacturing Corp. His innovative work has positioned him as a key player in the development of advanced materials and electrical devices.

Collaborations

Zhang has collaborated with notable colleagues such as Chengli Li and Hai Liao. These partnerships have contributed to the successful development of his patented technologies.

Conclusion

Long Zhang's contributions to the fields of polyurethane resins and power supply devices demonstrate his innovative spirit and technical expertise. His work continues to influence advancements in material science and electrical engineering.