Company Filing History:
1 out of 59 
1 out of 6 Years Active: 2020
Title: Yu-Sen Chen: Innovator in Chemical Production
Introduction
Yu-Sen Chen is a notable inventor based in Kaohsiung, Taiwan. He has made significant contributions to the field of chemical production, holding a total of 2 patents. His innovative methods focus on enhancing the efficiency and purity of chemical compounds.
Latest Patents
Yu-Sen Chen's latest patents include a method for producing 9,9-bis(3-phenyl-4-(2-hydroxyethoxy)phenyl)fluorene. This method involves a condensation reaction with fluorenone and 2-[(2-phenyl)phenoxy]ethanol, utilizing an alkylsulfonic acid catalyst and a mercapto-containing co-catalyst. This approach effectively reduces by-product formation, resulting in a product characterized by low chroma, high purity, and high yield. Another significant patent is for o-phenyl phenoxyalkyl acrylate, which is prepared by transesterifying an acrylate-based compound with a biphenyl alcohol compound. This method, conducted without solvents and in the presence of a catalyst and polymerization inhibitor, yields a product with high transparency and refractive index, while also minimizing production costs.
Career Highlights
Throughout his career, Yu-Sen Chen has worked with the China Petrochemical Development Corporation, contributing to advancements in chemical processes. His expertise in the field has led to the development of methods that not only improve product quality but also reduce production costs.
Collaborations
Yu-Sen Chen has collaborated with notable colleagues such as Chih-Wei Chang and Ding-Chi Huang. Their combined efforts have furthered research and development in chemical production techniques.
Conclusion
Yu-Sen Chen's innovative work in chemical production exemplifies the impact of effective methodologies on industry standards. His patents reflect a commitment to enhancing product quality and efficiency, making significant strides in the field.