This inventor holds 2 USPTO granted patents. Top assignees: The Hong Kong Polytechnic University, Other. Active years: 1999-2004.
Company Filing History:
1 out of 438 
1 out of 834,411 Years Active: 1999-2004
Title: Cheng-Chao Pai: Innovator in Catalytic Chemistry
Introduction
Cheng-Chao Pai is a notable inventor based in Hong Kong, CN. He has made significant contributions to the field of catalytic chemistry, holding a total of 2 patents. His work focuses on innovative methods for the preparation of various chemical compounds.
Latest Patents
Cheng-Chao Pai's latest patents include a method for the catalytic preparation of aryl methyl ketones using a molecular oxygen-containing gas as the oxidant. This method converts a variety of ethyl arenas to the corresponding aryl methyl ketones, utilizing a dioxygen-containing gas as the oxidant. The catalyst employed in this reaction is a metal complex with specific general formulas. Another significant patent involves chiral pyridylphosphines and their application in asymmetric catalysis. This patent describes novel, optically active phosphorous compounds that serve as highly useful ligands in the preparation of ruthenium complexes, which are effective catalysts for the asymmetric hydrogenation of 2-arylpropenoic acids, leading to high-valued 2-arylpropionic acids.
Career Highlights
Cheng-Chao Pai has worked at The Hong Kong Polytechnic University, where he has contributed to various research projects and advancements in his field. His expertise in catalytic chemistry has positioned him as a valuable asset in academic and research settings.
Collaborations
Cheng-Chao Pai has collaborated with notable colleagues, including Albert Sun-Chi Chan and Wen-Zao Li. These collaborations have further enhanced his research and innovation in catalytic processes.
Conclusion
Cheng-Chao Pai is a distinguished inventor whose work in catalytic chemistry has led to significant advancements and patents. His contributions continue to influence the field and inspire future innovations.