This inventor holds 1 USPTO granted patent. Top assignee: Jintex Corporation Ltd.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Zih-Hao Cheng and Bio-Based Waterborne Polyurethane Innovation.
Introduction
Zih-Hao Cheng is an inventor based in Taipei, Taiwan, and is associated with Jintex Corporation Ltd. His patent work concerns bio-based polyurethane materials and fluorine-free water repellents.
Latest Patents
Cheng is named on 1 patent: “Method of Preparing Bio-Based Waterborne Polyurethane Intermediate, Bio-Polyurethane-Acrylic Hybrid Fluorine-Free Water Repellent and the Application Thereof.” The disclosed method prepares a bio-based waterborne polyurethane intermediate by combining a bio-based isocyanate compound, sorbitol, a fatty acid-substituted glycolipid, dihydroxyl-terminated polydialkylsiloxane, and a solvent. Polymerization is initiated, after which water, an emulsifier, and acetic acid are added to form the intermediate. The disclosure also describes producing a bio-based polyurethane-acrylic hybrid fluorine-free water repellent from that intermediate and an acrylic-based fluorine-free water repellent.
Career Highlights
Cheng’s listed invention focuses on combining bio-based components with waterborne polyurethane chemistry. Its stated application is the preparation of a fluorine-free water-repellent material.
Collaborations
The patent information identifies Yee-Fung Lin and Jo-Chun Chen as Cheng’s coworkers. Jintex Corporation Ltd. is also associated with his work.
Conclusion
Zih-Hao Cheng’s patent documents an approach to bio-based waterborne polyurethane intermediates and polyurethane-acrylic hybrid fluorine-free water repellents.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile