Location History:
- Chicago, IL (US) (1977 - 1978)
- Fort Mill, SC (US) (2020 - 2023)
Company Filing History:
2 out of 590 
2 out of 832,912 Years Active: 1977-2023
Title: Innovations of Bruce H Marshall
Introduction
Bruce H Marshall is an accomplished inventor based in Chicago, IL. He has made significant contributions to the field of printing inks and coatings, holding a total of four patents. His work focuses on developing innovative materials that enhance the performance and quality of printing applications.
Latest Patents
One of his latest patents is for opaque water-based inks. This invention describes opaque water-based inks that include water and an opacity-providing polymer component. In one aspect, the opacity-providing polymer component is a hollow sphere polymer material. This polymer material may replace all or part of white opacifying pigment material, such as titanium dioxide. Additionally, the patent outlines a method of opacifying a printing ink by adding hollow sphere resin particles and a colorant to a printing ink that comprises water as a volatile component.
Another notable patent is for water-based coatings. This invention is directed to a water-based printing ink or coating composition comprising an acrylic resin emulsion and an epoxy ester resin dispersion. The process for preparing this composition involves forming an emulsion of an acrylic resin by copolymerizing monomers in water and forming an epoxy ester resin dispersion by adding the epoxy ester resin to a solvent. The combination of these components results in a composition that exhibits a high degree of alkali resistance, acid resistance, and water softener resistance.
Career Highlights
Throughout his career, Bruce H Marshall has worked with various companies, including Sun Chemical Corporation. His expertise in the field has allowed him to develop innovative solutions that address the needs of the printing industry.
Collaborations
Bruce has collaborated with notable individuals such as Henry E Blenner and Mike Schmidt. These collaborations have contributed to the advancement of his inventions and the overall progress in the field of printing technologies.
Conclusion
Bruce H Marshall is a prominent inventor whose work in opaque water-based inks and water-based coatings has made a significant impact on the printing industry. His innovative approaches continue to shape the future of printing technologies.