Li Zhang

Title: Innovations of Li Zhang in Grease Evaluation and Preparation

Introduction

Li Zhang is a notable inventor based in Liu Zhou, China, recognized for his contributions to the field of lubrication technology. With a total of 3 patents, he has developed innovative methods and materials that enhance the performance of greases used in engineering applications.

Latest Patents

One of Li Zhang's latest patents is a whole-vehicle-based method for evaluating extreme pressure and antiwear properties of grease. This method involves injecting grease onto a key bearing pin and operating an engineering machine without load. The process includes subjecting the machine to a load ranging from 10% to 150% of its rated capacity at least once, allowing for the analysis of wear conditions on the bearing pin's surface. The outcome is a comprehensive evaluation report on the grease's performance under extreme conditions.

Another significant patent is related to a lithium-based grease and its preparation method. The formulation includes a specific combination of raw materials, such as base oil, antiwear agents, antirust agents, antioxidants, lubricants, thickening agents, and saponifying agents. Notably, the inclusion of hydroxyl compound-containing modified graphene enhances the grease's colloid stability and mechanical stability, significantly improving its antiwear properties and oxidation resistance.

Career Highlights

Li Zhang has worked with prominent companies, including Guangxi Liugong Machinery Co., Ltd. and Guangxi Tengzhi Investment Co., Ltd. His experience in these organizations has contributed to his expertise in lubrication technology and innovation.

Collaborations

Li Zhang has collaborated with several professionals in his field, including Bo Lin and Jinqiong Luo, who have supported his research and development efforts.

Conclusion

Li Zhang's innovative work in grease evaluation and preparation showcases his commitment to advancing lubrication technology. His patents reflect a deep understanding of material properties and engineering applications, making significant contributions to the industry.