Company Filing History:
3 out of 667 
3 out of 103 Years Active: 2018-2021
Title: Innovations by Yun Lyu in Polyolefin and Polyester Resin Powders
Introduction
Yun Lyu is a notable inventor based in Beijing, China. He has made significant contributions to the field of materials science, particularly in the development of resin powders suitable for selective laser sintering. With a total of 3 patents, his work has implications for various industrial applications.
Latest Patents
Yun Lyu's latest patents include a method for preparing polyolefin resin powder and aliphatic polyester resin powder. The polyolefin resin powder is characterized by its good antioxidant properties, excellent powder flowability, moderate size, smooth surface, suitable bulk density, and appropriate dispersibility and particle size distribution. The preparation method involves ensuring that the difference between the solubility parameters of the organic solvent and the polyolefin resin is within 0-20% of the solubility parameter of the polyolefin resin.
The aliphatic polyester resin powder is also designed for selective laser sintering. Its preparation method includes heat dissolving a crystalline aliphatic polyester resin in an organic solvent, cooling the solution to precipitate a solid, and conducting solid-liquid separation and drying. The resulting crystalline aliphatic polyester resin powder exhibits similar advantageous properties, making it particularly suitable for selective laser sintering applications.
Career Highlights
Yun Lyu has worked with prominent organizations such as China Petroleum & Chemical Corporation and the Beijing Research Institute of Chemical Industry. His experience in these institutions has allowed him to refine his expertise in chemical engineering and materials science.
Collaborations
Yun has collaborated with notable colleagues, including Dali Gao and Shijun Zhang. Their combined efforts have contributed to advancements in the field of resin materials.
Conclusion
Yun Lyu's innovative work in the development of polyolefin and aliphatic polyester resin powders showcases his expertise and commitment to advancing materials science. His patents reflect significant advancements that could benefit various industries.
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.