This inventor holds 3 USPTO granted patents. Top assignee: Stauffer Chemical Company. Active years: 1976.
Location History:
- Spring Valley, NY (US) (1976)
- Riverdale, NY (US) (1976)
Company Filing History:
Years Active: 1976
Title: Leonard Feiler: Innovator in Vinyl Halide Polymer Technology
Introduction
Leonard Feiler is a notable inventor based in Riverdale, NY (US), recognized for his contributions to the field of vinyl halide polymers. With a total of 3 patents, Feiler has made significant advancements in the processing characteristics of polyvinyl chloride, enhancing its usability in various applications.
Latest Patents
Feiler's latest patents include innovative methods for preparing vinyl halide homopolymers and polymers. The first patent describes a method for preparing vinyl halide homopolymers that exhibit improved processing characteristics without sacrificing physical properties. This is achieved by partially polymerizing a vinyl halide monomer at an initial temperature, followed by raising the reaction temperature while in the presence of a chain transfer agent. The resulting polyvinyl chloride provides the physical characteristics of polymer blends and can be processed more readily than mechanical blends of homopolymers, avoiding the formation of fish eyes.
The second patent focuses on a similar method for preparing vinyl halide polymers, particularly polyvinyl chloride. This method also involves partially polymerizing the vinyl halide monomer at a first reaction temperature and then changing the reaction temperature to continue polymerization. The product maintains the physical characteristics of polymer blends while eliminating the formation of fish eyes during processing.
Career Highlights
Feiler is currently associated with Stauffer Chemical Company, where he continues to innovate in the field of polymer technology. His work has significantly impacted the manufacturing processes of vinyl halide polymers, making them more efficient and effective for various industrial applications.
Collaborations
Feiler has collaborated with notable colleagues such as Sheldon F Gelman and Jesse C Hwa, contributing to the advancement of polymer technology through shared expertise and innovative ideas.
Conclusion
Leonard Feiler's contributions to the field of vinyl halide polymers have established him as a key figure in polymer innovation. His patents reflect a commitment to improving processing characteristics while maintaining essential physical properties, showcasing his expertise and dedication to advancing technology in this area.