This inventor holds 1 USPTO granted patent. Top assignee: Other. Active years: 2023.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
2 out of 834,708 Years Active: 2023
Title: Qinghong Lv and His Dialkyl Carbonate Preparation Invention.
Introduction
Qinghong Lv is an inventor associated with Zhongshan, China. His patent work includes a method for preparing dialkyl carbonate through the alcoholysis of urea.
Latest Patents
The available information identifies one patent associated with Qinghong Lv: Method for Preparing Dialkyl Carbonate by Alcoholysis of Urea. The method reacts urea with an alkyl monohydric alcohol at 70°C to 150°C under normal or reduced pressure. The reaction proceeds with stirring and reflux for 6 to 30 hours, using one or more metal catalysts and a promoter containing an electron-donating nitrogen, phosphorus, oxygen, or sulfur atom. The patent describes a process designed for high selectivity and yield, with relatively low reaction temperatures, simple operation, improved safety, and low cost. The invention is presented as having potential for industrial application. The record lists 1 patent.
Career Highlights
The available details highlight Lv’s contribution to chemical-process innovation through a method for producing dialkyl carbonate. The information provided does not identify an employer, so no company affiliation is included.
Collaborations
The supplied information names Yongcheng Lei and Yongzhong Lei as Qinghong Lv’s coworkers. Their specific roles in the patent or related work are not stated.
Conclusion
Qinghong Lv’s documented patent focuses on a potentially practical, lower-cost approach to preparing dialkyl carbonate from urea and alcohol.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile