Liangjing Fang

Title: **Liangjing Fang: Innovating Liquid Detergents in Beijing**

Introduction

Liangjing Fang, an accomplished inventor based in Beijing, China, has made significant contributions to the field of liquid detergent formulations. With a total of five patents to his name, Fang has consistently demonstrated his expertise and innovative approach in the development of effective cleaning solutions. His work at Procter & Gamble showcases his dedication to enhancing household products for consumers worldwide.

Latest Patents

Fang's latest patents focus on creating a stable liquid detergent composition featuring a self-structuring surfactant system. One of the noteworthy patents details a composition that includes a linear alkyl benzene sulfonate and a co-surfactant, selected from a zwitterionic surfactant, an amphoteric surfactant, a branched non-ionic surfactant, or a mixture thereof. This formulation maintains a first viscosity of no less than 3000 mPa·s at a shear rate of 0.5 s, alongside a second viscosity not exceeding 2,500 mPa·s at a shear rate of 20 s. The interesting aspect of this invention is the ratio of the first viscosity to the second, which is no less than 3. Additionally, Fang has developed a stable liquid detergent composition that exhibits excellent shear-thinning properties without requiring external structurants, ensuring real-world usability and performance.

Career Highlights

Throughout his career, Liangjing Fang has focused on advancing detergent technology. Under his role at Procter & Gamble, he has been instrumental in numerous projects aimed at enhancing product formulations. His innovative mindset has enabled the company to meet evolving consumer needs effectively.

Collaborations

Fang collaborates with notable colleagues, including Ming Tang and Karl Shiqing Wei, contributing to a productive creative environment at Procter & Gamble. Together, they are exploring and developing new formulations that push the boundaries of cleaning technology.

Conclusion

Liangjing Fang’s contributions to the field of liquid detergents reflect his commitment to innovation and consumer satisfaction. With five patents and ongoing collaborations, Fang continues to play a pivotal role in the evolution of effective cleaning products, reinforcing his standing as a prominent inventor in the industry.