Keum-hyang Lee

Title: Innovations by Keum-hyang Lee in Fiber Measurement Technology.

Introduction

Keum-hyang Lee is a notable inventor based in Seoul, South Korea. He has made significant contributions to the field of fiber measurement technology, particularly focusing on polyethyleneterephthalate (PET) and polytrimethyleneterephthalate (PTT) fibers. His innovative approach has paved the way for more accurate assessments of fiber content in mixed-spun fiber products.

Latest Patents

Keum-hyang Lee holds 1 patent for his invention titled "Method for measuring fiber content of polyethyleneterephthalate and polytrimethyleneterephthalate fibers." This patent discloses a method that includes a qualitative analysis step to identify the presence of PET and PTT fibers in a mixed-spun fiber product. Additionally, it features a quantitative analysis step that measures fiber content through microscopic counting, utilizing the difference in color between PET and PTT fibers by birefringence in a cross-polarization state of a polarized light microscope (PLM). This method allows for a simple and accurate calculation of fiber content in materials containing various types of fibers.

Career Highlights

Keum-hyang Lee is currently associated with Hyundai Motor Company, where he applies his expertise in fiber technology. His work contributes to the advancement of materials used in automotive applications, enhancing the quality and performance of products.

Collaborations

He has collaborated with notable colleagues, including Min-Chul Shin and Eun-Ho Shin, to further develop innovative solutions in fiber measurement and analysis.

Conclusion

Keum-hyang Lee's contributions to fiber measurement technology exemplify the importance of innovation in material science. His patented method not only improves accuracy in fiber content analysis but also supports advancements in various industries, particularly in automotive manufacturing.