Company Filing History:
Years Active: 1992-1993
Title: Walter Rath: Innovator in Adhesive Technology
Introduction
Walter Rath is a notable inventor based in Oberursel, Germany. He has made significant contributions to the field of adhesive technology, particularly in the development of moisture-curing polyurethane compositions. With a total of 3 patents to his name, Rath's work has had a considerable impact on the industry.
Latest Patents
Rath's latest patents include innovative formulations for moisture-curing hot-melt polyurethane adhesives. One of his notable inventions is a moisture-curing hot-melt polyurethane adhesive foam that comprises isocyanate-terminated polyurethane prepolymers based on polyester or polyether. This composition has a melting point of 40 to 60 degrees Celsius or a glass transition point above room temperature. The foam is treated with an inert gas under pressure and released at ambient pressure, allowing it to cure rapidly, achieving a cure rate at least ten times that of the non-foamed composition. Another significant patent is a quick-setting, moisture-curing hot-melt polyurethane composition that features a first polyether-based polyurethane prepolymer with a Tg above room temperature and a second prepolymer with a Tg below room temperature. This innovative approach allows for extremely rapid cure rates and the ability to obtain thick bond lines.
Career Highlights
Walter Rath has built a successful career at Bostik, Inc., where he has focused on developing advanced adhesive solutions. His expertise in polyurethane technology has positioned him as a key player in the adhesive industry. Rath's contributions have not only enhanced product performance but have also paved the way for new applications in various sectors.
Collaborations
Throughout his career, Rath has collaborated with esteemed colleagues such as Heinz G. Gilch and Herbert Bauer. These partnerships have fostered innovation and have been instrumental in the development of cutting-edge adhesive technologies.
Conclusion
Walter Rath's work in moisture-curing polyurethane adhesives exemplifies his commitment to innovation in adhesive technology. His patents reflect a deep understanding of material science and a dedication to improving product performance. Rath's contributions continue to influence the adhesive industry, showcasing the importance of inventive thinking in driving technological advancements.