Franz Urban

Title: **Franz Urban: Innovator in Polyurea Elastomer Technology**

Introduction

Franz Urban is a notable inventor based in Rohrdorf/Thansau, Germany, recognized for his significant contributions to the field of polyurea elastomers. With a total of four patents to his name, Urban has pushed the boundaries of material engineering and product development, particularly in the production of low-density foamed products.

Latest Patents

Among his latest innovations, Urban has developed an apparatus for producing a foamed mass of a polyurea elastomer. This innovative system features three separate passages that open into a mixing chamber at right angles, allowing for the precise introduction of three components needed to create a polyurethane or polyurea elastomer composition in a mold cavity. One component includes an aliphatic polyether amine with primary amino functions, devoid of free hydroxyl groups, while catalysts with tertiary amino groups, carbon dioxide, and other conventional polyurea additives are also utilized. The second component comprises a polyisocyanate or prepolymer thereof, and the third component is water. This complex mixture is introduced through a throttle gap into the mold, facilitating the formation of low-density foamed products under low fuming conditions, ensuring no unreacted diisocyanates are present.

Additionally, he holds a patent for a method of and apparatus for producing a foamed mass of a polyurea, with similar components and operational procedures, further showcasing his expertise in this specialized technology.

Career Highlights

Franz Urban is associated with Krauss-Maffei Aktiengesellschaft, a company renowned for its innovation in machinery technology. His role in the organization has allowed him to spearhead advancements in elastomer formulations, pushing the envelope in creating high-performance materials that have practical applications across various industries.

Collaborations

Throughout his career, Urban has collaborated with talented colleagues such as Adolf Bauer and Josaf Renkl. Together, they have contributed to groundbreaking advancements in their field, enhancing the company's reputation for innovation and technological excellence.

Conclusion

Franz Urban's inventive spirit and commitment to excellence in the field of polyurea elastomers have made him a valuable asset in the industry. His latest patents illustrate not only his technical knowledge but also his dedication to creating efficient processes for producing quality materials. As he continues to innovate, Urban remains an influential figure in the landscape of material science and engineering.