Company Filing History:
2 out of 10 
2 out of 8 
2 out of 8 
Years Active: 2021
Title: Innovations of Haijun Liu in PHA Production
Introduction
Haijun Liu is an accomplished inventor based in Changchun, China. He has made significant contributions to the field of biochemical technology, particularly in the production and separation of polyhydroxyalkanoates (PHA). With a total of two patents to his name, Liu's work focuses on improving the efficiency and cost-effectiveness of PHA production processes.
Latest Patents
Liu's latest patents include a "Method for separating PHA and PHA prepared therefrom" and a "Method for efficiently producing PHA." The first patent provides a novel method for separating PHA from a fermentation broth. This method involves solid-liquid separation to obtain a thallus precipitate, followed by breaking the cell walls and using plate and frame filtration to extract PHA. This innovative approach replaces traditional centrifugal separation, addressing issues such as high costs and operational difficulties. The method also boasts a high recovery rate and purity of the prepared PHA product.
The second patent outlines a method for efficiently producing PHA by inoculating fermentation strains into a medium capable of producing PHA. This process also utilizes PHA process wastewater as part of the fermentation medium, allowing for the recycling of high-salt wastewater. The method aims to reduce costs and facilitate large-scale industrial production of PHA.
Career Highlights
Haijun Liu has worked with notable companies in the biochemical sector, including Cofco (Jilin) Bio-chemical Technology Co., Ltd and the Nutrition & Health Research Institute of Cofco Corporation. His experience in these organizations has contributed to his expertise in PHA production and separation technologies.
Collaborations
Liu has collaborated with professionals such as Yi Tong and Wei Lin, enhancing his research and development efforts in the field of biochemical technology.
Conclusion
Haijun Liu's innovative methods for PHA production and separation represent significant advancements in the biochemical industry. His contributions not only improve efficiency but also promote sustainability through the recycling of wastewater. Liu's work continues to influence the future of PHA production technologies.
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