Company Filing History:
Years Active: 2002-2003
Title: Andrei S Zelenev: Innovator in Papermaking Technology
Introduction
Andrei S Zelenev is a notable inventor based in Oak Park, IL (US). He has made significant contributions to the field of papermaking through his innovative methods and technologies. With a total of 2 patents, Zelenev has focused on improving retention and drainage processes in papermaking.
Latest Patents
Zelenev's latest patents include a method of improving retention and drainage in a papermaking process using a diallyl-N,N-disubstituted ammonium halide-acrylamide copolymer and a structurally modified cationic polymer. This method involves adding an effective amount of a diallyl-N,N-disubstituted ammonium halide/acrylamide copolymer and a cationic structurally-modified water-soluble polymer to the papermaking furnish. The cationic polymer is prepared by initiating polymerization of an aqueous solution of acrylamide and a cationic monomer under free radical polymerization conditions. Another patent focuses on using structurally rigid nonionic and anionic polymers as retention and drainage aids in papermaking, which also involves adding an effective amount of these polymers to the furnish.
Career Highlights
Throughout his career, Zelenev has worked with prominent companies in the industry, including Ondeo Nalco Company and Nalco Chemical Company. His work has significantly impacted the efficiency and effectiveness of papermaking processes.
Collaborations
Zelenev has collaborated with various professionals in his field, including Jane B Wong Shing and Ross Gray. These collaborations have contributed to the advancement of his innovative methods and technologies.
Conclusion
Andrei S Zelenev is a distinguished inventor whose work in papermaking technology has led to valuable patents and advancements in the industry. His innovative approaches continue to influence the field and improve manufacturing processes.