Company Filing History:
3 out of 242 
1 out of 1 
1 out of 2 Years Active: 1984-1987
Title: Pavel Cefelin: Innovator in Polymer Science
Introduction
Pavel Cefelin is a notable inventor based in Prague, Czech Republic. He has made significant contributions to the field of polymer science, holding a total of 5 patents. His work focuses on developing innovative materials with diverse applications, particularly in the medical and industrial sectors.
Latest Patents
Cefelin's latest patents include a groundbreaking invention of a polymeric sulfoxide based on a polymer or copolymer of vinyl alcohol. This polymeric sulfoxide is useful as a catalyst, membrane, and for holding metal cations. The hydrophilic and hydrophobic characteristics of this material can be varied over a wide range, providing versatility in its applications. The general formula for this polymeric sulfoxide is defined as: ##STR1## where x and y are both greater than 0, z ranges from 0 to 0.8, and x+y+z equals 1.
Another significant invention by Cefelin involves terpolymers capable of forming hydrogels. These hydrogels exhibit excellent compatibility with living tissues and can be utilized as substitutes for damaged tissues, including implants and various prostheses. The terpolymers consist of an oligourethane with an average molecular weight ranging from 1200 to 3000, 2-hydroxyethyl(meth)acrylate or 2-hydroxypropyl(meth)acrylate, and N-vinylpyrrolidone.
Career Highlights
Throughout his career, Pavel Cefelin has worked with prestigious institutions such as the Czechoslovak Academy of Sciences. His research has significantly advanced the understanding and application of polymeric materials in various fields.
Collaborations
Cefelin has collaborated with notable colleagues, including Miroslav Stol and Miroslav Tolar, contributing to the advancement of polymer science through shared expertise and innovative ideas.
Conclusion
Pavel Cefelin's contributions to polymer science through his patents and collaborations highlight his role as a leading inventor in the field. His innovative work continues to impact various industries, showcasing the importance of research and development in advancing technology.