Daniel Yuan-Fu Yu

Title: The Innovations of Daniel Yuan-Fu Yu

Introduction

Daniel Yuan-Fu Yu is an accomplished inventor based in Midlothian, VA (US). He has made significant contributions to the field of polymer chemistry, particularly in the development of novel copolymer dispersants. His work has implications for fuel and lubricant additives, showcasing his innovative approach to solving industry challenges.

Latest Patents

Daniel Yuan-Fu Yu holds a patent for "Copolymer dispersants via vinyl terminated propene polymers." This invention describes a novel copolymer that combines an unsaturated acidic reactant with an atactic vinyl terminated propene polymer (VTPP). The VTPP is characterized by a substantial amount of polymer chains with terminal vinyl unsaturation, a number average molecular weight of at least 500, and a composition of at least 70 weight percent propene. The unsaturated acidic reactant includes at least one unsaturated C4 to C10 carboxylic or dicarboxylic acid or anhydride. The invention also details the preparation of oil-soluble dispersant additives useful in oleaginous compositions, which can be formed by reacting the VTPP copolymer with various nucleophilic reagents.

Career Highlights

Daniel Yuan-Fu Yu is currently associated with Ethyl Corporation, where he continues to innovate in the field of polymer chemistry. His work has led to advancements in the formulation of fuel and lubricant compositions, enhancing their performance and efficiency.

Collaborations

Throughout his career, Daniel has collaborated with notable colleagues, including Carl A Mike and Joseph J Valcho. These partnerships have contributed to the successful development of his patented technologies.

Conclusion

Daniel Yuan-Fu Yu's contributions to polymer chemistry and his innovative patent for copolymer dispersants highlight his role as a significant inventor in the industry. His work continues to influence the development of advanced fuel and lubricant additives.