Company Filing History:
Years Active: 1982-1988
Title: **Roland E. Grandin: Innovator in Urethane Chemistry**
Introduction
Roland E. Grandin, an accomplished inventor based in Alburtis, PA, has made significant contributions to the field of polyurethane chemistry. With a total of four patents to his name, his focus lies in the development of advanced urethane-linked substances that have far-reaching applications in elastomer production.
Latest Patents
Grandin's latest innovations include two notable patents:
1. **Urethane Linked Hydroxy Aromatic Isocyanates**
This patent pertains to a groundbreaking process for producing urethane linked hydroxy aromatic isocyanates. The invention details a method of reacting an aromatic diisocyanate with an alkylene polyol, ensuring that only one isocyanate group reacts with the hydroxyl group. The resulting compositions are ideal for creating a range of elastomers, including a one-component polyurethane elastomer.
2. **Low Melting Urethane Linked Toluene Diisocyanates**
This invention focuses on urethane linked mixtures of 2,4- and 2,6-toluenediisocyanates that exhibit low melting points. The process involves reacting two moles of an appropriate isomer mix of toluenediisocyanate with one mole of a specific alkylene glycol. This innovative mixture is particularly suitable for producing various elastomers, encompassing polyurethane/urea or polyurea elastomers.
Career Highlights
Roland E. Grandin currently works for Air Products and Chemicals, Inc., where he has further fostered innovation in polyurethane applications. His expertise in urethane chemistry is well recognized in the industry, contributing to advancements that enhance product performance and application versatility.
Collaborations
Throughout his career, Grandin has collaborated with notable coworkers such as Barton Milligan and William Edward Starner. These partnerships have facilitated the exchange of ideas and technical knowledge, leading to successful developments in their shared field of expertise.
Conclusion
Roland E. Grandin's contributions to polyurethane innovation underscore his role as a significant figure in the realm of urethane chemistry. His patents reflect a commitment to advancing chemical processes and materials, embodying the spirit of innovation that drives the industry forward.