This inventor holds 1 USPTO granted patent. Top assignee: Other. Active years: 1992.
Company Filing History:
1 out of 834,411 Years Active: 1992
Title: The Innovations of Dave A Hultman
Introduction
Dave A Hultman is an accomplished inventor based in Anoka, MN (US). He has made significant contributions to the field of polymer science through his innovative inventions. His work focuses on the development of advanced measurement techniques for polymers, which have important applications in various industries.
Latest Patents
Hultman's most notable patent is the Spinning Drop Tensioextensiometer. This device allows for the rotation of a tube containing two different polymers while maintaining their melted state. The invention enables the less dense polymer to form a drop with a generally cigar shape. By measuring the diameter of this drop at various angular velocities, researchers can determine upper and lower bounds for interfacial tension. These bounds are crucial for defining relaxation curves for the extensional relaxation of polymer blends. The polymers are placed in a glass tube that rotates at high speed within an oven, allowing for precise measurements using optical equipment, such as a video camera.
Career Highlights
Throughout his career, Hultman has demonstrated a strong commitment to advancing polymer research. His innovative approaches have garnered attention in the scientific community, leading to valuable insights into polymer behavior and properties. His work has implications for industries that rely on polymer materials, enhancing the understanding of their performance under various conditions.
Collaborations
Hultman has collaborated with notable professionals in his field, including his coworker Daniel D Joseph. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and expertise, further driving innovation in polymer science.
Conclusion
Dave A Hultman is a prominent inventor whose work in polymer measurement techniques has made a significant impact on the field. His patent for the Spinning Drop Tensioextensiometer exemplifies his innovative spirit and dedication to advancing scientific knowledge. Through his contributions, Hultman continues to influence the future of polymer research and applications.