Josep Oller Chirivella

Title: Innovations of Josep Oller Chirivella

Introduction

Josep Oller Chirivella is a notable inventor based in Sant Quirze des Valles, Spain. He has made significant contributions to the field of polymer chemistry, particularly in the development of aqueous dispersions of anionic polyurethanes. With a total of 2 patents to his name, his work has implications for various industrial applications.

Latest Patents

Josep Oller Chirivella's latest patents include a process for the preparation of anionic aqueous polymer dispersions containing no volatile tertiary amine. This invention focuses on creating an aqueous dispersion of an anionic polyurethane using a tertiary aminofunctional acrylic monomer as a neutralizing agent. The process involves the in situ addition polymerization of unsaturated monomers, which can be combined with other unsaturated monomers. The invention also details the preparation of dispersions and coatings derived from these processes. Another significant patent involves the preparation of an aqueous dispersion of an anionic polyurethane free of volatile tertiary amines, utilizing a tertiary amine functional urethane polymer as an acid neutralizing agent.

Career Highlights

Josep Oller Chirivella is currently associated with Stahl International B.V., a company known for its expertise in polymer technology. His work at Stahl has allowed him to further explore innovative solutions in the field of polymer dispersions.

Collaborations

Throughout his career, Josep has collaborated with notable professionals such as Laurentius Cornelius Josephus Hesselmans and Mario Jimenez Martinez. These collaborations have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Josep Oller Chirivella's contributions to polymer chemistry through his innovative patents highlight his role as a significant inventor in the field. His work continues to influence the development of new materials and processes in the industry.