Location History:
- Lake Jackson, TX (US) (1984 - 1987)
- Cheshire, CT (US) (1989)
Company Filing History:
4 out of 7,680 
1 out of 582 
Years Active: 1984-1989
Title: Douglas K Hillshafer: Innovator in Polyurethane Technology
Introduction
Douglas K Hillshafer is a notable inventor based in Cheshire, CT (US), recognized for his contributions to the field of polyurethane products. With a total of 4 patents, Hillshafer has made significant advancements in the use of amine-initiated butylene oxide polyols.
Latest Patents
One of Hillshafer's latest patents focuses on the use of amine-initiated butylene oxide polyols in polyurethane products. This patent discloses active hydrogen compositions that include a polyether polyol with a functionality of at least three, an amine-based polyol derived from butylene oxide, and optional components that enhance the properties of the resulting molded polyurethanes. Another patent addresses the increased reactivity of isocyanate-terminated polyether prepolymers when modified with ethylene oxide, leading to improved performance in various applications.
Career Highlights
Throughout his career, Douglas K Hillshafer has worked with prominent companies such as The Dow Chemical Company and Firestone Tire & Rubber Company. His experience in these organizations has contributed to his expertise in polymer chemistry and innovation in polyurethane technology.
Collaborations
Hillshafer has collaborated with notable professionals in his field, including Robert B Turner and Donald L Nelson. These collaborations have likely enriched his work and led to further advancements in his research.
Conclusion
Douglas K Hillshafer's innovative work in polyurethane technology and his contributions through multiple patents highlight his significant role in the field. His expertise and collaborations continue to influence advancements in polymer science.