This inventor holds 5 USPTO granted patents. Top assignee: Viskase Corporation. Active years: 1994-1998.
Company Filing History:
Years Active: 1994-1998
Title: Innovations of John Markulin
Introduction
John Markulin is a notable inventor based in Oak Lawn, IL (US). He has made significant contributions to the field of materials science, particularly in the development of innovative cellulose-based products. With a total of 5 patents to his name, Markulin's work reflects a commitment to advancing sustainable materials.
Latest Patents
Among his latest patents is the invention of a fibrous composite cellulosic film and method. This invention features a crosslinked cellulose composite film that includes a regenerated cellulose matrix containing a uniform dispersion of hemp fibers and a poly(ethylene oxide) plasticizer. The method for forming this film involves mixing a slurry of hemp, poly(ethylene oxide), and a cellulose solvent with a cellulose solution, extruding the mixture, regenerating the cellulose from the solution to form the matrix containing hemp fibers, contacting it with a crosslinking agent, and then drying. Another significant patent is related to a cellulosic composition and article, which pertains to compounded fibrous dope compositions of amine oxide cellulose solutions. This invention has a uniformly dispersed second fibrous material and includes methods of producing the compositions, as well as shaped articles such as fibers, paper, films, and food casings produced from these compositions.
Career Highlights
John Markulin is currently associated with Viskase Corporation, where he continues to innovate and develop new materials. His work at Viskase has positioned him as a key player in the field of cellulose-based products, contributing to the company's reputation for quality and innovation.
Collaborations
Markulin has collaborated with several notable individuals in his field, including Norman Abbye Protnoy and Myron D Nicholson. These collaborations have further enhanced his research and development efforts, leading to impactful innovations.
Conclusion
John Markulin's contributions to the field of materials science, particularly through his innovative patents, demonstrate his dedication to advancing sustainable technologies. His work continues to influence the industry and inspire future innovations.