Location History:
- Daqing, CN (2016)
- Beijing, CN (2022)
Company Filing History:
3 out of 159 
1 out of 1 Years Active: 2016-2022
Title: Xuemei Han: Innovator in Lubricating Oil and Catalyst Technologies
Introduction
Xuemei Han, an accomplished inventor based in Daqing, China, has made significant contributions to the fields of lubricating oils and catalyst technologies. With a portfolio of three patents, Han's work demonstrates a commitment to innovation in chemical engineering and material science.
Latest Patents
Han's recent inventions include two noteworthy patents. The first is for a low viscosity poly-α-olefin lubricating oil and its synthesis method. This invention involves a detailed process where α-olefin raw materials undergo dehydration treatment to achieve a water content of less than 10 ppm, followed by a reaction in the presence of a complex catalyst. The stepwise process includes flash distillation, gas stripping, centrifugation, and washing treatment to yield a high-quality lubricating oil.
The second patent focuses on a catalyst for synthesizing 1-hexene from ethylene trimerization. This catalyst consists of a carefully formulated mix of phosphorus and nitrogen-containing compounds, electron donors, chromium compounds, carriers, and accelerators. This innovative catalyst allows for efficient synthesis under controlled conditions and boasts high catalytic activity and selectivity for 1-hexene, while minimizing unwanted by-products.
Career Highlights
Throughout his career, Xuemei Han has collaborated with prestigious organizations, including PetroChina Company Limited and East China University of Science. His work at these institutions underscores his expertise and dedication to advancing chemical technologies.
Collaborations
Han has collaborated with notable coworkers, including Sihan Wang and Libo Wang. These collaborations have likely contributed to his successful developments and further established his presence in the scientific community.
Conclusion
Xuemei Han's innovative spirit and dedication to research have resulted in valuable patents that enhance the fields of lubricating oils and catalysts. His work not only reflects his individual talents but also contributes to broader advancements in chemical engineering. With three patents to his name, Xuemei Han remains a key figure in the pursuit of innovative solutions in today's competitive landscape.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.