Location History:
- Gladstone, MO (US) (1981 - 1983)
- Farmington Hills, MI (US) (1983 - 1988)
Company Filing History:
4 out of 5 
2 out of 10 
1 out of 10 Years Active: 1981-1988
Title: The Innovative Contributions of Roger A. Etzell
Introduction
Roger A. Etzell is a notable inventor based in Farmington Hills, MI (US), recognized for his significant contributions to the field of coatings and materials. With a total of seven patents to his name, Etzell has made a lasting impact on the automotive industry through his innovative approaches to flexible coatings.
Latest Patents
Among his latest patents, one focuses on substrates with flexible coatings derived from epsilon-caprolactone modified acrylic polymers. These flexible coatings are designed for application on the outer surfaces of automotive vehicles, which include both metal and plastic components. The coating compositions consist of approximately 40 to 95% by weight of the modified acrylic polymer and 5 to 45% by weight of an aminoplast resin cross-linking agent. The polymer itself has a number average molecular weight ranging from 1,000 to 6,000 and hydroxyl contents between 1 to 7% by weight. Additionally, the coating composition features a solids content of about 35 to 68% by weight, with a liquid carrier making up the remaining 32 to 65% by weight.
Another of his recent patents involves a coating composition containing cross-linked microparticles. This innovation allows for multilayer coatings that include at least one base coating with pigments and a transparent top coating, which are applied to substrates and cured together. These advancements showcase Etzell's commitment to enhancing the durability and aesthetic appeal of automotive finishes.
Career Highlights
Throughout his career, Roger A. Etzell has worked with several prominent companies, including Glasurit America, Inc. and Cook Paint and Varnish Company. His experience in these organizations has contributed to his expertise in developing advanced coating technologies.
Collaborations
Etzell has collaborated with notable colleagues such as Howard J. Wright and David P. Leonard, further enriching his work and expanding the scope of his innovations.
Conclusion
Roger A. Etzell's contributions to the field of coatings and materials have significantly advanced automotive technology. His innovative patents and collaborations reflect his dedication to improving product performance and quality.